diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi')
30 files changed, 13959 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/Makefile b/src/gallium/auxiliary/tgsi/Makefile new file mode 100644 index 00000000000..d7df9490cfa --- /dev/null +++ b/src/gallium/auxiliary/tgsi/Makefile @@ -0,0 +1,24 @@ +TOP = ../../../.. +include $(TOP)/configs/current + +LIBNAME = tgsi + +C_SOURCES = \ + tgsi_sanity.c \ + tgsi_build.c \ + tgsi_dump.c \ + tgsi_exec.c \ + tgsi_info.c \ + tgsi_iterate.c \ + tgsi_parse.c \ + tgsi_ppc.c \ + tgsi_scan.c \ + tgsi_sse2.c \ + tgsi_text.c \ + tgsi_transform.c \ + tgsi_util.c + +include ../../Makefile.template + +symlinks: + diff --git a/src/gallium/auxiliary/tgsi/SConscript b/src/gallium/auxiliary/tgsi/SConscript new file mode 100644 index 00000000000..8200cce42f5 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/SConscript @@ -0,0 +1,22 @@ +Import('*') + +tgsi = env.ConvenienceLibrary( + target = 'tgsi', + source = [ + 'tgsi_build.c', + 'tgsi_dump.c', + 'tgsi_dump_c.c', + 'tgsi_exec.c', + 'tgsi_info.c', + 'tgsi_iterate.c', + 'tgsi_parse.c', + 'tgsi_sanity.c', + 'tgsi_scan.c', + 'tgsi_ppc.c', + 'tgsi_sse2.c', + 'tgsi_text.c', + 'tgsi_transform.c', + 'tgsi_util.c', + ]) + +auxiliaries.insert(0, tgsi) diff --git a/src/gallium/auxiliary/tgsi/tgsi_build.c b/src/gallium/auxiliary/tgsi/tgsi_build.c new file mode 100644 index 00000000000..fd02c2c87c8 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_build.c @@ -0,0 +1,1335 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "pipe/p_shader_tokens.h" +#include "tgsi_build.h" +#include "tgsi_parse.h" + +/* + * version + */ + +struct tgsi_version +tgsi_build_version( void ) +{ + struct tgsi_version version; + + version.MajorVersion = 1; + version.MinorVersion = 1; + version.Padding = 0; + + return version; +} + +/* + * header + */ + +struct tgsi_header +tgsi_build_header( void ) +{ + struct tgsi_header header; + + header.HeaderSize = 1; + header.BodySize = 0; + + return header; +} + +static void +header_headersize_grow( struct tgsi_header *header ) +{ + assert( header->HeaderSize < 0xFF ); + assert( header->BodySize == 0 ); + + header->HeaderSize++; +} + +static void +header_bodysize_grow( struct tgsi_header *header ) +{ + assert( header->BodySize < 0xFFFFFF ); + + header->BodySize++; +} + +struct tgsi_processor +tgsi_default_processor( void ) +{ + struct tgsi_processor processor; + + processor.Processor = TGSI_PROCESSOR_FRAGMENT; + processor.Padding = 0; + + return processor; +} + +struct tgsi_processor +tgsi_build_processor( + unsigned type, + struct tgsi_header *header ) +{ + struct tgsi_processor processor; + + processor = tgsi_default_processor(); + processor.Processor = type; + + header_headersize_grow( header ); + + return processor; +} + +/* + * declaration + */ + +struct tgsi_declaration +tgsi_default_declaration( void ) +{ + struct tgsi_declaration declaration; + + declaration.Type = TGSI_TOKEN_TYPE_DECLARATION; + declaration.Size = 1; + declaration.File = TGSI_FILE_NULL; + declaration.UsageMask = TGSI_WRITEMASK_XYZW; + declaration.Interpolate = TGSI_INTERPOLATE_CONSTANT; + declaration.Semantic = 0; + declaration.Centroid = 0; + declaration.Invariant = 0; + declaration.Padding = 0; + declaration.Extended = 0; + + return declaration; +} + +struct tgsi_declaration +tgsi_build_declaration( + unsigned file, + unsigned usage_mask, + unsigned interpolate, + unsigned semantic, + unsigned centroid, + unsigned invariant, + struct tgsi_header *header ) +{ + struct tgsi_declaration declaration; + + assert( file <= TGSI_FILE_IMMEDIATE ); + assert( interpolate <= TGSI_INTERPOLATE_PERSPECTIVE ); + + declaration = tgsi_default_declaration(); + declaration.File = file; + declaration.UsageMask = usage_mask; + declaration.Interpolate = interpolate; + declaration.Semantic = semantic; + declaration.Centroid = centroid; + declaration.Invariant = invariant; + + header_bodysize_grow( header ); + + return declaration; +} + +static void +declaration_grow( + struct tgsi_declaration *declaration, + struct tgsi_header *header ) +{ + assert( declaration->Size < 0xFF ); + + declaration->Size++; + + header_bodysize_grow( header ); +} + +struct tgsi_full_declaration +tgsi_default_full_declaration( void ) +{ + struct tgsi_full_declaration full_declaration; + + full_declaration.Declaration = tgsi_default_declaration(); + full_declaration.DeclarationRange = tgsi_default_declaration_range(); + full_declaration.Semantic = tgsi_default_declaration_semantic(); + + return full_declaration; +} + +unsigned +tgsi_build_full_declaration( + const struct tgsi_full_declaration *full_decl, + struct tgsi_token *tokens, + struct tgsi_header *header, + unsigned maxsize ) +{ + unsigned size = 0; + struct tgsi_declaration *declaration; + struct tgsi_declaration_range *dr; + + if( maxsize <= size ) + return 0; + declaration = (struct tgsi_declaration *) &tokens[size]; + size++; + + *declaration = tgsi_build_declaration( + full_decl->Declaration.File, + full_decl->Declaration.UsageMask, + full_decl->Declaration.Interpolate, + full_decl->Declaration.Semantic, + full_decl->Declaration.Centroid, + full_decl->Declaration.Invariant, + header ); + + if (maxsize <= size) + return 0; + dr = (struct tgsi_declaration_range *) &tokens[size]; + size++; + + *dr = tgsi_build_declaration_range( + full_decl->DeclarationRange.First, + full_decl->DeclarationRange.Last, + declaration, + header ); + + if( full_decl->Declaration.Semantic ) { + struct tgsi_declaration_semantic *ds; + + if( maxsize <= size ) + return 0; + ds = (struct tgsi_declaration_semantic *) &tokens[size]; + size++; + + *ds = tgsi_build_declaration_semantic( + full_decl->Semantic.SemanticName, + full_decl->Semantic.SemanticIndex, + declaration, + header ); + } + + return size; +} + +struct tgsi_declaration_range +tgsi_default_declaration_range( void ) +{ + struct tgsi_declaration_range dr; + + dr.First = 0; + dr.Last = 0; + + return dr; +} + +struct tgsi_declaration_range +tgsi_build_declaration_range( + unsigned first, + unsigned last, + struct tgsi_declaration *declaration, + struct tgsi_header *header ) +{ + struct tgsi_declaration_range declaration_range; + + assert( last >= first ); + assert( last <= 0xFFFF ); + + declaration_range = tgsi_default_declaration_range(); + declaration_range.First = first; + declaration_range.Last = last; + + declaration_grow( declaration, header ); + + return declaration_range; +} + +struct tgsi_declaration_semantic +tgsi_default_declaration_semantic( void ) +{ + struct tgsi_declaration_semantic ds; + + ds.SemanticName = TGSI_SEMANTIC_POSITION; + ds.SemanticIndex = 0; + ds.Padding = 0; + + return ds; +} + +struct tgsi_declaration_semantic +tgsi_build_declaration_semantic( + unsigned semantic_name, + unsigned semantic_index, + struct tgsi_declaration *declaration, + struct tgsi_header *header ) +{ + struct tgsi_declaration_semantic ds; + + assert( semantic_name <= TGSI_SEMANTIC_COUNT ); + assert( semantic_index <= 0xFFFF ); + + ds = tgsi_default_declaration_semantic(); + ds.SemanticName = semantic_name; + ds.SemanticIndex = semantic_index; + + declaration_grow( declaration, header ); + + return ds; +} + +/* + * immediate + */ + +struct tgsi_immediate +tgsi_default_immediate( void ) +{ + struct tgsi_immediate immediate; + + immediate.Type = TGSI_TOKEN_TYPE_IMMEDIATE; + immediate.Size = 1; + immediate.DataType = TGSI_IMM_FLOAT32; + immediate.Padding = 0; + immediate.Extended = 0; + + return immediate; +} + +struct tgsi_immediate +tgsi_build_immediate( + struct tgsi_header *header ) +{ + struct tgsi_immediate immediate; + + immediate = tgsi_default_immediate(); + + header_bodysize_grow( header ); + + return immediate; +} + +struct tgsi_full_immediate +tgsi_default_full_immediate( void ) +{ + struct tgsi_full_immediate fullimm; + + fullimm.Immediate = tgsi_default_immediate(); + fullimm.u.Pointer = (void *) 0; + + return fullimm; +} + +static void +immediate_grow( + struct tgsi_immediate *immediate, + struct tgsi_header *header ) +{ + assert( immediate->Size < 0xFF ); + + immediate->Size++; + + header_bodysize_grow( header ); +} + +struct tgsi_immediate_float32 +tgsi_build_immediate_float32( + float value, + struct tgsi_immediate *immediate, + struct tgsi_header *header ) +{ + struct tgsi_immediate_float32 immediate_float32; + + immediate_float32.Float = value; + + immediate_grow( immediate, header ); + + return immediate_float32; +} + +unsigned +tgsi_build_full_immediate( + const struct tgsi_full_immediate *full_imm, + struct tgsi_token *tokens, + struct tgsi_header *header, + unsigned maxsize ) +{ + unsigned size = 0, i; + struct tgsi_immediate *immediate; + + if( maxsize <= size ) + return 0; + immediate = (struct tgsi_immediate *) &tokens[size]; + size++; + + *immediate = tgsi_build_immediate( header ); + + for( i = 0; i < full_imm->Immediate.Size - 1; i++ ) { + struct tgsi_immediate_float32 *if32; + + if( maxsize <= size ) + return 0; + if32 = (struct tgsi_immediate_float32 *) &tokens[size]; + size++; + + *if32 = tgsi_build_immediate_float32( + full_imm->u.ImmediateFloat32[i].Float, + immediate, + header ); + } + + return size; +} + +/* + * instruction + */ + +struct tgsi_instruction +tgsi_default_instruction( void ) +{ + struct tgsi_instruction instruction; + + instruction.Type = TGSI_TOKEN_TYPE_INSTRUCTION; + instruction.Size = 1; + instruction.Opcode = TGSI_OPCODE_MOV; + instruction.Saturate = TGSI_SAT_NONE; + instruction.NumDstRegs = 1; + instruction.NumSrcRegs = 1; + instruction.Padding = 0; + instruction.Extended = 0; + + return instruction; +} + +struct tgsi_instruction +tgsi_build_instruction( + unsigned opcode, + unsigned saturate, + unsigned num_dst_regs, + unsigned num_src_regs, + struct tgsi_header *header ) +{ + struct tgsi_instruction instruction; + + assert (opcode <= TGSI_OPCODE_LAST); + assert (saturate <= TGSI_SAT_MINUS_PLUS_ONE); + assert (num_dst_regs <= 3); + assert (num_src_regs <= 15); + + instruction = tgsi_default_instruction(); + instruction.Opcode = opcode; + instruction.Saturate = saturate; + instruction.NumDstRegs = num_dst_regs; + instruction.NumSrcRegs = num_src_regs; + + header_bodysize_grow( header ); + + return instruction; +} + +static void +instruction_grow( + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + assert (instruction->Size < 0xFF); + + instruction->Size++; + + header_bodysize_grow( header ); +} + +struct tgsi_full_instruction +tgsi_default_full_instruction( void ) +{ + struct tgsi_full_instruction full_instruction; + unsigned i; + + full_instruction.Instruction = tgsi_default_instruction(); + full_instruction.InstructionExtNv = tgsi_default_instruction_ext_nv(); + full_instruction.InstructionExtLabel = tgsi_default_instruction_ext_label(); + full_instruction.InstructionExtTexture = tgsi_default_instruction_ext_texture(); + for( i = 0; i < TGSI_FULL_MAX_DST_REGISTERS; i++ ) { + full_instruction.FullDstRegisters[i] = tgsi_default_full_dst_register(); + } + for( i = 0; i < TGSI_FULL_MAX_SRC_REGISTERS; i++ ) { + full_instruction.FullSrcRegisters[i] = tgsi_default_full_src_register(); + } + + return full_instruction; +} + +unsigned +tgsi_build_full_instruction( + const struct tgsi_full_instruction *full_inst, + struct tgsi_token *tokens, + struct tgsi_header *header, + unsigned maxsize ) +{ + unsigned size = 0; + unsigned i; + struct tgsi_instruction *instruction; + struct tgsi_token *prev_token; + + if( maxsize <= size ) + return 0; + instruction = (struct tgsi_instruction *) &tokens[size]; + size++; + + *instruction = tgsi_build_instruction( + full_inst->Instruction.Opcode, + full_inst->Instruction.Saturate, + full_inst->Instruction.NumDstRegs, + full_inst->Instruction.NumSrcRegs, + header ); + prev_token = (struct tgsi_token *) instruction; + + if( tgsi_compare_instruction_ext_nv( + full_inst->InstructionExtNv, + tgsi_default_instruction_ext_nv() ) ) { + struct tgsi_instruction_ext_nv *instruction_ext_nv; + + if( maxsize <= size ) + return 0; + instruction_ext_nv = + (struct tgsi_instruction_ext_nv *) &tokens[size]; + size++; + + *instruction_ext_nv = tgsi_build_instruction_ext_nv( + full_inst->InstructionExtNv.Precision, + full_inst->InstructionExtNv.CondDstIndex, + full_inst->InstructionExtNv.CondFlowIndex, + full_inst->InstructionExtNv.CondMask, + full_inst->InstructionExtNv.CondSwizzleX, + full_inst->InstructionExtNv.CondSwizzleY, + full_inst->InstructionExtNv.CondSwizzleZ, + full_inst->InstructionExtNv.CondSwizzleW, + full_inst->InstructionExtNv.CondDstUpdate, + full_inst->InstructionExtNv.CondFlowEnable, + prev_token, + instruction, + header ); + prev_token = (struct tgsi_token *) instruction_ext_nv; + } + + if( tgsi_compare_instruction_ext_label( + full_inst->InstructionExtLabel, + tgsi_default_instruction_ext_label() ) ) { + struct tgsi_instruction_ext_label *instruction_ext_label; + + if( maxsize <= size ) + return 0; + instruction_ext_label = + (struct tgsi_instruction_ext_label *) &tokens[size]; + size++; + + *instruction_ext_label = tgsi_build_instruction_ext_label( + full_inst->InstructionExtLabel.Label, + prev_token, + instruction, + header ); + prev_token = (struct tgsi_token *) instruction_ext_label; + } + + if( tgsi_compare_instruction_ext_texture( + full_inst->InstructionExtTexture, + tgsi_default_instruction_ext_texture() ) ) { + struct tgsi_instruction_ext_texture *instruction_ext_texture; + + if( maxsize <= size ) + return 0; + instruction_ext_texture = + (struct tgsi_instruction_ext_texture *) &tokens[size]; + size++; + + *instruction_ext_texture = tgsi_build_instruction_ext_texture( + full_inst->InstructionExtTexture.Texture, + prev_token, + instruction, + header ); + prev_token = (struct tgsi_token *) instruction_ext_texture; + } + + for( i = 0; i < full_inst->Instruction.NumDstRegs; i++ ) { + const struct tgsi_full_dst_register *reg = &full_inst->FullDstRegisters[i]; + struct tgsi_dst_register *dst_register; + struct tgsi_token *prev_token; + + if( maxsize <= size ) + return 0; + dst_register = (struct tgsi_dst_register *) &tokens[size]; + size++; + + *dst_register = tgsi_build_dst_register( + reg->DstRegister.File, + reg->DstRegister.WriteMask, + reg->DstRegister.Index, + instruction, + header ); + prev_token = (struct tgsi_token *) dst_register; + + if( tgsi_compare_dst_register_ext_concode( + reg->DstRegisterExtConcode, + tgsi_default_dst_register_ext_concode() ) ) { + struct tgsi_dst_register_ext_concode *dst_register_ext_concode; + + if( maxsize <= size ) + return 0; + dst_register_ext_concode = + (struct tgsi_dst_register_ext_concode *) &tokens[size]; + size++; + + *dst_register_ext_concode = tgsi_build_dst_register_ext_concode( + reg->DstRegisterExtConcode.CondMask, + reg->DstRegisterExtConcode.CondSwizzleX, + reg->DstRegisterExtConcode.CondSwizzleY, + reg->DstRegisterExtConcode.CondSwizzleZ, + reg->DstRegisterExtConcode.CondSwizzleW, + reg->DstRegisterExtConcode.CondSrcIndex, + prev_token, + instruction, + header ); + prev_token = (struct tgsi_token *) dst_register_ext_concode; + } + + if( tgsi_compare_dst_register_ext_modulate( + reg->DstRegisterExtModulate, + tgsi_default_dst_register_ext_modulate() ) ) { + struct tgsi_dst_register_ext_modulate *dst_register_ext_modulate; + + if( maxsize <= size ) + return 0; + dst_register_ext_modulate = + (struct tgsi_dst_register_ext_modulate *) &tokens[size]; + size++; + + *dst_register_ext_modulate = tgsi_build_dst_register_ext_modulate( + reg->DstRegisterExtModulate.Modulate, + prev_token, + instruction, + header ); + prev_token = (struct tgsi_token *) dst_register_ext_modulate; + } + } + + for( i = 0; i < full_inst->Instruction.NumSrcRegs; i++ ) { + const struct tgsi_full_src_register *reg = &full_inst->FullSrcRegisters[i]; + struct tgsi_src_register *src_register; + struct tgsi_token *prev_token; + + if( maxsize <= size ) + return 0; + src_register = (struct tgsi_src_register *) &tokens[size]; + size++; + + *src_register = tgsi_build_src_register( + reg->SrcRegister.File, + reg->SrcRegister.SwizzleX, + reg->SrcRegister.SwizzleY, + reg->SrcRegister.SwizzleZ, + reg->SrcRegister.SwizzleW, + reg->SrcRegister.Negate, + reg->SrcRegister.Indirect, + reg->SrcRegister.Dimension, + reg->SrcRegister.Index, + instruction, + header ); + prev_token = (struct tgsi_token *) src_register; + + if( tgsi_compare_src_register_ext_swz( + reg->SrcRegisterExtSwz, + tgsi_default_src_register_ext_swz() ) ) { + struct tgsi_src_register_ext_swz *src_register_ext_swz; + + /* Use of the extended swizzle requires the simple swizzle to be identity. + */ + assert( reg->SrcRegister.SwizzleX == TGSI_SWIZZLE_X ); + assert( reg->SrcRegister.SwizzleY == TGSI_SWIZZLE_Y ); + assert( reg->SrcRegister.SwizzleZ == TGSI_SWIZZLE_Z ); + assert( reg->SrcRegister.SwizzleW == TGSI_SWIZZLE_W ); + assert( reg->SrcRegister.Negate == FALSE ); + + if( maxsize <= size ) + return 0; + src_register_ext_swz = + (struct tgsi_src_register_ext_swz *) &tokens[size]; + size++; + + *src_register_ext_swz = tgsi_build_src_register_ext_swz( + reg->SrcRegisterExtSwz.ExtSwizzleX, + reg->SrcRegisterExtSwz.ExtSwizzleY, + reg->SrcRegisterExtSwz.ExtSwizzleZ, + reg->SrcRegisterExtSwz.ExtSwizzleW, + reg->SrcRegisterExtSwz.NegateX, + reg->SrcRegisterExtSwz.NegateY, + reg->SrcRegisterExtSwz.NegateZ, + reg->SrcRegisterExtSwz.NegateW, + prev_token, + instruction, + header ); + prev_token = (struct tgsi_token *) src_register_ext_swz; + } + + if( tgsi_compare_src_register_ext_mod( + reg->SrcRegisterExtMod, + tgsi_default_src_register_ext_mod() ) ) { + struct tgsi_src_register_ext_mod *src_register_ext_mod; + + if( maxsize <= size ) + return 0; + src_register_ext_mod = + (struct tgsi_src_register_ext_mod *) &tokens[size]; + size++; + + *src_register_ext_mod = tgsi_build_src_register_ext_mod( + reg->SrcRegisterExtMod.Complement, + reg->SrcRegisterExtMod.Bias, + reg->SrcRegisterExtMod.Scale2X, + reg->SrcRegisterExtMod.Absolute, + reg->SrcRegisterExtMod.Negate, + prev_token, + instruction, + header ); + prev_token = (struct tgsi_token *) src_register_ext_mod; + } + + if( reg->SrcRegister.Indirect ) { + struct tgsi_src_register *ind; + + if( maxsize <= size ) + return 0; + ind = (struct tgsi_src_register *) &tokens[size]; + size++; + + *ind = tgsi_build_src_register( + reg->SrcRegisterInd.File, + reg->SrcRegisterInd.SwizzleX, + reg->SrcRegisterInd.SwizzleY, + reg->SrcRegisterInd.SwizzleZ, + reg->SrcRegisterInd.SwizzleW, + reg->SrcRegisterInd.Negate, + reg->SrcRegisterInd.Indirect, + reg->SrcRegisterInd.Dimension, + reg->SrcRegisterInd.Index, + instruction, + header ); + } + + if( reg->SrcRegister.Dimension ) { + struct tgsi_dimension *dim; + + assert( !reg->SrcRegisterDim.Dimension ); + + if( maxsize <= size ) + return 0; + dim = (struct tgsi_dimension *) &tokens[size]; + size++; + + *dim = tgsi_build_dimension( + reg->SrcRegisterDim.Indirect, + reg->SrcRegisterDim.Index, + instruction, + header ); + + if( reg->SrcRegisterDim.Indirect ) { + struct tgsi_src_register *ind; + + if( maxsize <= size ) + return 0; + ind = (struct tgsi_src_register *) &tokens[size]; + size++; + + *ind = tgsi_build_src_register( + reg->SrcRegisterDimInd.File, + reg->SrcRegisterDimInd.SwizzleX, + reg->SrcRegisterDimInd.SwizzleY, + reg->SrcRegisterDimInd.SwizzleZ, + reg->SrcRegisterDimInd.SwizzleW, + reg->SrcRegisterDimInd.Negate, + reg->SrcRegisterDimInd.Indirect, + reg->SrcRegisterDimInd.Dimension, + reg->SrcRegisterDimInd.Index, + instruction, + header ); + } + } + } + + return size; +} + +struct tgsi_instruction_ext_nv +tgsi_default_instruction_ext_nv( void ) +{ + struct tgsi_instruction_ext_nv instruction_ext_nv; + + instruction_ext_nv.Type = TGSI_INSTRUCTION_EXT_TYPE_NV; + instruction_ext_nv.Precision = TGSI_PRECISION_DEFAULT; + instruction_ext_nv.CondDstIndex = 0; + instruction_ext_nv.CondFlowIndex = 0; + instruction_ext_nv.CondMask = TGSI_CC_TR; + instruction_ext_nv.CondSwizzleX = TGSI_SWIZZLE_X; + instruction_ext_nv.CondSwizzleY = TGSI_SWIZZLE_Y; + instruction_ext_nv.CondSwizzleZ = TGSI_SWIZZLE_Z; + instruction_ext_nv.CondSwizzleW = TGSI_SWIZZLE_W; + instruction_ext_nv.CondDstUpdate = 0; + instruction_ext_nv.CondFlowEnable = 0; + instruction_ext_nv.Padding = 0; + instruction_ext_nv.Extended = 0; + + return instruction_ext_nv; +} + + +/** test for inequality of 32-bit values pointed to by a and b */ +static INLINE boolean +compare32(const void *a, const void *b) +{ + return *((uint32_t *) a) != *((uint32_t *) b); +} + + +unsigned +tgsi_compare_instruction_ext_nv( + struct tgsi_instruction_ext_nv a, + struct tgsi_instruction_ext_nv b ) +{ + a.Padding = b.Padding = 0; + a.Extended = b.Extended = 0; + return compare32(&a, &b); +} + +struct tgsi_instruction_ext_nv +tgsi_build_instruction_ext_nv( + unsigned precision, + unsigned cond_dst_index, + unsigned cond_flow_index, + unsigned cond_mask, + unsigned cond_swizzle_x, + unsigned cond_swizzle_y, + unsigned cond_swizzle_z, + unsigned cond_swizzle_w, + unsigned cond_dst_update, + unsigned cond_flow_enable, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_instruction_ext_nv instruction_ext_nv; + + instruction_ext_nv = tgsi_default_instruction_ext_nv(); + instruction_ext_nv.Precision = precision; + instruction_ext_nv.CondDstIndex = cond_dst_index; + instruction_ext_nv.CondFlowIndex = cond_flow_index; + instruction_ext_nv.CondMask = cond_mask; + instruction_ext_nv.CondSwizzleX = cond_swizzle_x; + instruction_ext_nv.CondSwizzleY = cond_swizzle_y; + instruction_ext_nv.CondSwizzleZ = cond_swizzle_z; + instruction_ext_nv.CondSwizzleW = cond_swizzle_w; + instruction_ext_nv.CondDstUpdate = cond_dst_update; + instruction_ext_nv.CondFlowEnable = cond_flow_enable; + + prev_token->Extended = 1; + instruction_grow( instruction, header ); + + return instruction_ext_nv; +} + +struct tgsi_instruction_ext_label +tgsi_default_instruction_ext_label( void ) +{ + struct tgsi_instruction_ext_label instruction_ext_label; + + instruction_ext_label.Type = TGSI_INSTRUCTION_EXT_TYPE_LABEL; + instruction_ext_label.Label = 0; + instruction_ext_label.Padding = 0; + instruction_ext_label.Extended = 0; + + return instruction_ext_label; +} + +unsigned +tgsi_compare_instruction_ext_label( + struct tgsi_instruction_ext_label a, + struct tgsi_instruction_ext_label b ) +{ + a.Padding = b.Padding = 0; + a.Extended = b.Extended = 0; + return compare32(&a, &b); +} + +struct tgsi_instruction_ext_label +tgsi_build_instruction_ext_label( + unsigned label, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_instruction_ext_label instruction_ext_label; + + instruction_ext_label = tgsi_default_instruction_ext_label(); + instruction_ext_label.Label = label; + + prev_token->Extended = 1; + instruction_grow( instruction, header ); + + return instruction_ext_label; +} + +struct tgsi_instruction_ext_texture +tgsi_default_instruction_ext_texture( void ) +{ + struct tgsi_instruction_ext_texture instruction_ext_texture; + + instruction_ext_texture.Type = TGSI_INSTRUCTION_EXT_TYPE_TEXTURE; + instruction_ext_texture.Texture = TGSI_TEXTURE_UNKNOWN; + instruction_ext_texture.Padding = 0; + instruction_ext_texture.Extended = 0; + + return instruction_ext_texture; +} + +unsigned +tgsi_compare_instruction_ext_texture( + struct tgsi_instruction_ext_texture a, + struct tgsi_instruction_ext_texture b ) +{ + a.Padding = b.Padding = 0; + a.Extended = b.Extended = 0; + return compare32(&a, &b); +} + +struct tgsi_instruction_ext_texture +tgsi_build_instruction_ext_texture( + unsigned texture, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_instruction_ext_texture instruction_ext_texture; + + instruction_ext_texture = tgsi_default_instruction_ext_texture(); + instruction_ext_texture.Texture = texture; + + prev_token->Extended = 1; + instruction_grow( instruction, header ); + + return instruction_ext_texture; +} + +struct tgsi_src_register +tgsi_default_src_register( void ) +{ + struct tgsi_src_register src_register; + + src_register.File = TGSI_FILE_NULL; + src_register.SwizzleX = TGSI_SWIZZLE_X; + src_register.SwizzleY = TGSI_SWIZZLE_Y; + src_register.SwizzleZ = TGSI_SWIZZLE_Z; + src_register.SwizzleW = TGSI_SWIZZLE_W; + src_register.Negate = 0; + src_register.Indirect = 0; + src_register.Dimension = 0; + src_register.Index = 0; + src_register.Extended = 0; + + return src_register; +} + +struct tgsi_src_register +tgsi_build_src_register( + unsigned file, + unsigned swizzle_x, + unsigned swizzle_y, + unsigned swizzle_z, + unsigned swizzle_w, + unsigned negate, + unsigned indirect, + unsigned dimension, + int index, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_src_register src_register; + + assert( file <= TGSI_FILE_IMMEDIATE ); + assert( swizzle_x <= TGSI_SWIZZLE_W ); + assert( swizzle_y <= TGSI_SWIZZLE_W ); + assert( swizzle_z <= TGSI_SWIZZLE_W ); + assert( swizzle_w <= TGSI_SWIZZLE_W ); + assert( negate <= 1 ); + assert( index >= -0x8000 && index <= 0x7FFF ); + + src_register = tgsi_default_src_register(); + src_register.File = file; + src_register.SwizzleX = swizzle_x; + src_register.SwizzleY = swizzle_y; + src_register.SwizzleZ = swizzle_z; + src_register.SwizzleW = swizzle_w; + src_register.Negate = negate; + src_register.Indirect = indirect; + src_register.Dimension = dimension; + src_register.Index = index; + + instruction_grow( instruction, header ); + + return src_register; +} + +struct tgsi_full_src_register +tgsi_default_full_src_register( void ) +{ + struct tgsi_full_src_register full_src_register; + + full_src_register.SrcRegister = tgsi_default_src_register(); + full_src_register.SrcRegisterExtSwz = tgsi_default_src_register_ext_swz(); + full_src_register.SrcRegisterExtMod = tgsi_default_src_register_ext_mod(); + full_src_register.SrcRegisterInd = tgsi_default_src_register(); + full_src_register.SrcRegisterDim = tgsi_default_dimension(); + full_src_register.SrcRegisterDimInd = tgsi_default_src_register(); + + return full_src_register; +} + +struct tgsi_src_register_ext_swz +tgsi_default_src_register_ext_swz( void ) +{ + struct tgsi_src_register_ext_swz src_register_ext_swz; + + src_register_ext_swz.Type = TGSI_SRC_REGISTER_EXT_TYPE_SWZ; + src_register_ext_swz.ExtSwizzleX = TGSI_EXTSWIZZLE_X; + src_register_ext_swz.ExtSwizzleY = TGSI_EXTSWIZZLE_Y; + src_register_ext_swz.ExtSwizzleZ = TGSI_EXTSWIZZLE_Z; + src_register_ext_swz.ExtSwizzleW = TGSI_EXTSWIZZLE_W; + src_register_ext_swz.NegateX = 0; + src_register_ext_swz.NegateY = 0; + src_register_ext_swz.NegateZ = 0; + src_register_ext_swz.NegateW = 0; + src_register_ext_swz.Padding = 0; + src_register_ext_swz.Extended = 0; + + return src_register_ext_swz; +} + +unsigned +tgsi_compare_src_register_ext_swz( + struct tgsi_src_register_ext_swz a, + struct tgsi_src_register_ext_swz b ) +{ + a.Padding = b.Padding = 0; + a.Extended = b.Extended = 0; + return compare32(&a, &b); +} + +struct tgsi_src_register_ext_swz +tgsi_build_src_register_ext_swz( + unsigned ext_swizzle_x, + unsigned ext_swizzle_y, + unsigned ext_swizzle_z, + unsigned ext_swizzle_w, + unsigned negate_x, + unsigned negate_y, + unsigned negate_z, + unsigned negate_w, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_src_register_ext_swz src_register_ext_swz; + + assert( ext_swizzle_x <= TGSI_EXTSWIZZLE_ONE ); + assert( ext_swizzle_y <= TGSI_EXTSWIZZLE_ONE ); + assert( ext_swizzle_z <= TGSI_EXTSWIZZLE_ONE ); + assert( ext_swizzle_w <= TGSI_EXTSWIZZLE_ONE ); + assert( negate_x <= 1 ); + assert( negate_y <= 1 ); + assert( negate_z <= 1 ); + assert( negate_w <= 1 ); + + src_register_ext_swz = tgsi_default_src_register_ext_swz(); + src_register_ext_swz.ExtSwizzleX = ext_swizzle_x; + src_register_ext_swz.ExtSwizzleY = ext_swizzle_y; + src_register_ext_swz.ExtSwizzleZ = ext_swizzle_z; + src_register_ext_swz.ExtSwizzleW = ext_swizzle_w; + src_register_ext_swz.NegateX = negate_x; + src_register_ext_swz.NegateY = negate_y; + src_register_ext_swz.NegateZ = negate_z; + src_register_ext_swz.NegateW = negate_w; + + prev_token->Extended = 1; + instruction_grow( instruction, header ); + + return src_register_ext_swz; +} + +struct tgsi_src_register_ext_mod +tgsi_default_src_register_ext_mod( void ) +{ + struct tgsi_src_register_ext_mod src_register_ext_mod; + + src_register_ext_mod.Type = TGSI_SRC_REGISTER_EXT_TYPE_MOD; + src_register_ext_mod.Complement = 0; + src_register_ext_mod.Bias = 0; + src_register_ext_mod.Scale2X = 0; + src_register_ext_mod.Absolute = 0; + src_register_ext_mod.Negate = 0; + src_register_ext_mod.Padding = 0; + src_register_ext_mod.Extended = 0; + + return src_register_ext_mod; +} + +unsigned +tgsi_compare_src_register_ext_mod( + struct tgsi_src_register_ext_mod a, + struct tgsi_src_register_ext_mod b ) +{ + a.Padding = b.Padding = 0; + a.Extended = b.Extended = 0; + return compare32(&a, &b); +} + +struct tgsi_src_register_ext_mod +tgsi_build_src_register_ext_mod( + unsigned complement, + unsigned bias, + unsigned scale_2x, + unsigned absolute, + unsigned negate, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_src_register_ext_mod src_register_ext_mod; + + assert( complement <= 1 ); + assert( bias <= 1 ); + assert( scale_2x <= 1 ); + assert( absolute <= 1 ); + assert( negate <= 1 ); + + src_register_ext_mod = tgsi_default_src_register_ext_mod(); + src_register_ext_mod.Complement = complement; + src_register_ext_mod.Bias = bias; + src_register_ext_mod.Scale2X = scale_2x; + src_register_ext_mod.Absolute = absolute; + src_register_ext_mod.Negate = negate; + + prev_token->Extended = 1; + instruction_grow( instruction, header ); + + return src_register_ext_mod; +} + +struct tgsi_dimension +tgsi_default_dimension( void ) +{ + struct tgsi_dimension dimension; + + dimension.Indirect = 0; + dimension.Dimension = 0; + dimension.Padding = 0; + dimension.Index = 0; + dimension.Extended = 0; + + return dimension; +} + +struct tgsi_dimension +tgsi_build_dimension( + unsigned indirect, + unsigned index, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_dimension dimension; + + dimension = tgsi_default_dimension(); + dimension.Indirect = indirect; + dimension.Index = index; + + instruction_grow( instruction, header ); + + return dimension; +} + +struct tgsi_dst_register +tgsi_default_dst_register( void ) +{ + struct tgsi_dst_register dst_register; + + dst_register.File = TGSI_FILE_NULL; + dst_register.WriteMask = TGSI_WRITEMASK_XYZW; + dst_register.Indirect = 0; + dst_register.Dimension = 0; + dst_register.Index = 0; + dst_register.Padding = 0; + dst_register.Extended = 0; + + return dst_register; +} + +struct tgsi_dst_register +tgsi_build_dst_register( + unsigned file, + unsigned mask, + int index, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_dst_register dst_register; + + assert( file <= TGSI_FILE_IMMEDIATE ); + assert( mask <= TGSI_WRITEMASK_XYZW ); + assert( index >= -32768 && index <= 32767 ); + + dst_register = tgsi_default_dst_register(); + dst_register.File = file; + dst_register.WriteMask = mask; + dst_register.Index = index; + + instruction_grow( instruction, header ); + + return dst_register; +} + +struct tgsi_full_dst_register +tgsi_default_full_dst_register( void ) +{ + struct tgsi_full_dst_register full_dst_register; + + full_dst_register.DstRegister = tgsi_default_dst_register(); + full_dst_register.DstRegisterExtConcode = + tgsi_default_dst_register_ext_concode(); + full_dst_register.DstRegisterExtModulate = + tgsi_default_dst_register_ext_modulate(); + + return full_dst_register; +} + +struct tgsi_dst_register_ext_concode +tgsi_default_dst_register_ext_concode( void ) +{ + struct tgsi_dst_register_ext_concode dst_register_ext_concode; + + dst_register_ext_concode.Type = TGSI_DST_REGISTER_EXT_TYPE_CONDCODE; + dst_register_ext_concode.CondMask = TGSI_CC_TR; + dst_register_ext_concode.CondSwizzleX = TGSI_SWIZZLE_X; + dst_register_ext_concode.CondSwizzleY = TGSI_SWIZZLE_Y; + dst_register_ext_concode.CondSwizzleZ = TGSI_SWIZZLE_Z; + dst_register_ext_concode.CondSwizzleW = TGSI_SWIZZLE_W; + dst_register_ext_concode.CondSrcIndex = 0; + dst_register_ext_concode.Padding = 0; + dst_register_ext_concode.Extended = 0; + + return dst_register_ext_concode; +} + +unsigned +tgsi_compare_dst_register_ext_concode( + struct tgsi_dst_register_ext_concode a, + struct tgsi_dst_register_ext_concode b ) +{ + a.Padding = b.Padding = 0; + a.Extended = b.Extended = 0; + return compare32(&a, &b); +} + +struct tgsi_dst_register_ext_concode +tgsi_build_dst_register_ext_concode( + unsigned cc, + unsigned swizzle_x, + unsigned swizzle_y, + unsigned swizzle_z, + unsigned swizzle_w, + int index, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_dst_register_ext_concode dst_register_ext_concode; + + assert( cc <= TGSI_CC_FL ); + assert( swizzle_x <= TGSI_SWIZZLE_W ); + assert( swizzle_y <= TGSI_SWIZZLE_W ); + assert( swizzle_z <= TGSI_SWIZZLE_W ); + assert( swizzle_w <= TGSI_SWIZZLE_W ); + assert( index >= -32768 && index <= 32767 ); + + dst_register_ext_concode = tgsi_default_dst_register_ext_concode(); + dst_register_ext_concode.CondMask = cc; + dst_register_ext_concode.CondSwizzleX = swizzle_x; + dst_register_ext_concode.CondSwizzleY = swizzle_y; + dst_register_ext_concode.CondSwizzleZ = swizzle_z; + dst_register_ext_concode.CondSwizzleW = swizzle_w; + dst_register_ext_concode.CondSrcIndex = index; + + prev_token->Extended = 1; + instruction_grow( instruction, header ); + + return dst_register_ext_concode; +} + +struct tgsi_dst_register_ext_modulate +tgsi_default_dst_register_ext_modulate( void ) +{ + struct tgsi_dst_register_ext_modulate dst_register_ext_modulate; + + dst_register_ext_modulate.Type = TGSI_DST_REGISTER_EXT_TYPE_MODULATE; + dst_register_ext_modulate.Modulate = TGSI_MODULATE_1X; + dst_register_ext_modulate.Padding = 0; + dst_register_ext_modulate.Extended = 0; + + return dst_register_ext_modulate; +} + +unsigned +tgsi_compare_dst_register_ext_modulate( + struct tgsi_dst_register_ext_modulate a, + struct tgsi_dst_register_ext_modulate b ) +{ + a.Padding = b.Padding = 0; + a.Extended = b.Extended = 0; + return compare32(&a, &b); +} + +struct tgsi_dst_register_ext_modulate +tgsi_build_dst_register_ext_modulate( + unsigned modulate, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ) +{ + struct tgsi_dst_register_ext_modulate dst_register_ext_modulate; + + assert( modulate <= TGSI_MODULATE_EIGHTH ); + + dst_register_ext_modulate = tgsi_default_dst_register_ext_modulate(); + dst_register_ext_modulate.Modulate = modulate; + + prev_token->Extended = 1; + instruction_grow( instruction, header ); + + return dst_register_ext_modulate; +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_build.h b/src/gallium/auxiliary/tgsi/tgsi_build.h new file mode 100644 index 00000000000..0fd6fabd83d --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_build.h @@ -0,0 +1,338 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_BUILD_H +#define TGSI_BUILD_H + + +struct tgsi_token; + + +#if defined __cplusplus +extern "C" { +#endif + +/* + * version + */ + +struct tgsi_version +tgsi_build_version( void ); + +/* + * header + */ + +struct tgsi_header +tgsi_build_header( void ); + +struct tgsi_processor +tgsi_default_processor( void ); + +struct tgsi_processor +tgsi_build_processor( + unsigned processor, + struct tgsi_header *header ); + +/* + * declaration + */ + +struct tgsi_declaration +tgsi_default_declaration( void ); + +struct tgsi_declaration +tgsi_build_declaration( + unsigned file, + unsigned usage_mask, + unsigned interpolate, + unsigned semantic, + unsigned centroid, + unsigned invariant, + struct tgsi_header *header ); + +struct tgsi_full_declaration +tgsi_default_full_declaration( void ); + +unsigned +tgsi_build_full_declaration( + const struct tgsi_full_declaration *full_decl, + struct tgsi_token *tokens, + struct tgsi_header *header, + unsigned maxsize ); + +struct tgsi_declaration_range +tgsi_default_declaration_range( void ); + +struct tgsi_declaration_range +tgsi_build_declaration_range( + unsigned first, + unsigned last, + struct tgsi_declaration *declaration, + struct tgsi_header *header ); + +struct tgsi_declaration_semantic +tgsi_default_declaration_semantic( void ); + +struct tgsi_declaration_semantic +tgsi_build_declaration_semantic( + unsigned semantic_name, + unsigned semantic_index, + struct tgsi_declaration *declaration, + struct tgsi_header *header ); + +/* + * immediate + */ + +struct tgsi_immediate +tgsi_default_immediate( void ); + +struct tgsi_immediate +tgsi_build_immediate( + struct tgsi_header *header ); + +struct tgsi_full_immediate +tgsi_default_full_immediate( void ); + +struct tgsi_immediate_float32 +tgsi_build_immediate_float32( + float value, + struct tgsi_immediate *immediate, + struct tgsi_header *header ); + +unsigned +tgsi_build_full_immediate( + const struct tgsi_full_immediate *full_imm, + struct tgsi_token *tokens, + struct tgsi_header *header, + unsigned maxsize ); + +/* + * instruction + */ + +struct tgsi_instruction +tgsi_default_instruction( void ); + +struct tgsi_instruction +tgsi_build_instruction( + unsigned opcode, + unsigned saturate, + unsigned num_dst_regs, + unsigned num_src_regs, + struct tgsi_header *header ); + +struct tgsi_full_instruction +tgsi_default_full_instruction( void ); + +unsigned +tgsi_build_full_instruction( + const struct tgsi_full_instruction *full_inst, + struct tgsi_token *tokens, + struct tgsi_header *header, + unsigned maxsize ); + +struct tgsi_instruction_ext_nv +tgsi_default_instruction_ext_nv( void ); + +unsigned +tgsi_compare_instruction_ext_nv( + struct tgsi_instruction_ext_nv a, + struct tgsi_instruction_ext_nv b ); + +struct tgsi_instruction_ext_nv +tgsi_build_instruction_ext_nv( + unsigned precision, + unsigned cond_dst_index, + unsigned cond_flow_index, + unsigned cond_mask, + unsigned cond_swizzle_x, + unsigned cond_swizzle_y, + unsigned cond_swizzle_z, + unsigned cond_swizzle_w, + unsigned cond_dst_update, + unsigned cond_flow_enable, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_instruction_ext_label +tgsi_default_instruction_ext_label( void ); + +unsigned +tgsi_compare_instruction_ext_label( + struct tgsi_instruction_ext_label a, + struct tgsi_instruction_ext_label b ); + +struct tgsi_instruction_ext_label +tgsi_build_instruction_ext_label( + unsigned label, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_instruction_ext_texture +tgsi_default_instruction_ext_texture( void ); + +unsigned +tgsi_compare_instruction_ext_texture( + struct tgsi_instruction_ext_texture a, + struct tgsi_instruction_ext_texture b ); + +struct tgsi_instruction_ext_texture +tgsi_build_instruction_ext_texture( + unsigned texture, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_src_register +tgsi_default_src_register( void ); + +struct tgsi_src_register +tgsi_build_src_register( + unsigned file, + unsigned swizzle_x, + unsigned swizzle_y, + unsigned swizzle_z, + unsigned swizzle_w, + unsigned negate, + unsigned indirect, + unsigned dimension, + int index, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_full_src_register +tgsi_default_full_src_register( void ); + +struct tgsi_src_register_ext_swz +tgsi_default_src_register_ext_swz( void ); + +unsigned +tgsi_compare_src_register_ext_swz( + struct tgsi_src_register_ext_swz a, + struct tgsi_src_register_ext_swz b ); + +struct tgsi_src_register_ext_swz +tgsi_build_src_register_ext_swz( + unsigned ext_swizzle_x, + unsigned ext_swizzle_y, + unsigned ext_swizzle_z, + unsigned ext_swizzle_w, + unsigned negate_x, + unsigned negate_y, + unsigned negate_z, + unsigned negate_w, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_src_register_ext_mod +tgsi_default_src_register_ext_mod( void ); + +unsigned +tgsi_compare_src_register_ext_mod( + struct tgsi_src_register_ext_mod a, + struct tgsi_src_register_ext_mod b ); + +struct tgsi_src_register_ext_mod +tgsi_build_src_register_ext_mod( + unsigned complement, + unsigned bias, + unsigned scale_2x, + unsigned absolute, + unsigned negate, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_dimension +tgsi_default_dimension( void ); + +struct tgsi_dimension +tgsi_build_dimension( + unsigned indirect, + unsigned index, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_dst_register +tgsi_default_dst_register( void ); + +struct tgsi_dst_register +tgsi_build_dst_register( + unsigned file, + unsigned mask, + int index, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_full_dst_register +tgsi_default_full_dst_register( void ); + +struct tgsi_dst_register_ext_concode +tgsi_default_dst_register_ext_concode( void ); + +unsigned +tgsi_compare_dst_register_ext_concode( + struct tgsi_dst_register_ext_concode a, + struct tgsi_dst_register_ext_concode b ); + +struct tgsi_dst_register_ext_concode +tgsi_build_dst_register_ext_concode( + unsigned cc, + unsigned swizzle_x, + unsigned swizzle_y, + unsigned swizzle_z, + unsigned swizzle_w, + int index, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +struct tgsi_dst_register_ext_modulate +tgsi_default_dst_register_ext_modulate( void ); + +unsigned +tgsi_compare_dst_register_ext_modulate( + struct tgsi_dst_register_ext_modulate a, + struct tgsi_dst_register_ext_modulate b ); + +struct tgsi_dst_register_ext_modulate +tgsi_build_dst_register_ext_modulate( + unsigned modulate, + struct tgsi_token *prev_token, + struct tgsi_instruction *instruction, + struct tgsi_header *header ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_BUILD_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.c b/src/gallium/auxiliary/tgsi/tgsi_dump.c new file mode 100644 index 00000000000..2ed8c2bf07b --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c @@ -0,0 +1,558 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "util/u_string.h" +#include "tgsi_dump.h" +#include "tgsi_info.h" +#include "tgsi_iterate.h" + +struct dump_ctx +{ + struct tgsi_iterate_context iter; + + uint instno; + + void (*printf)(struct dump_ctx *ctx, const char *format, ...); +}; + +static void +dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...) +{ + va_list ap; + (void)ctx; + va_start(ap, format); + debug_vprintf(format, ap); + va_end(ap); +} + +static void +dump_enum( + struct dump_ctx *ctx, + uint e, + const char **enums, + uint enum_count ) +{ + if (e >= enum_count) + ctx->printf( ctx, "%u", e ); + else + ctx->printf( ctx, "%s", enums[e] ); +} + +#define EOL() ctx->printf( ctx, "\n" ) +#define TXT(S) ctx->printf( ctx, "%s", S ) +#define CHR(C) ctx->printf( ctx, "%c", C ) +#define UIX(I) ctx->printf( ctx, "0x%x", I ) +#define UID(I) ctx->printf( ctx, "%u", I ) +#define INSTID(I) ctx->printf( ctx, "% 3u", I ) +#define SID(I) ctx->printf( ctx, "%d", I ) +#define FLT(F) ctx->printf( ctx, "%10.4f", F ) +#define ENM(E,ENUMS) dump_enum( ctx, E, ENUMS, sizeof( ENUMS ) / sizeof( *ENUMS ) ) + +static const char *processor_type_names[] = +{ + "FRAG", + "VERT", + "GEOM" +}; + +static const char *file_names[] = +{ + "NULL", + "CONST", + "IN", + "OUT", + "TEMP", + "SAMP", + "ADDR", + "IMM" +}; + +static const char *interpolate_names[] = +{ + "CONSTANT", + "LINEAR", + "PERSPECTIVE" +}; + +static const char *semantic_names[] = +{ + "POSITION", + "COLOR", + "BCOLOR", + "FOG", + "PSIZE", + "GENERIC", + "NORMAL" +}; + +static const char *immediate_type_names[] = +{ + "FLT32" +}; + +static const char *swizzle_names[] = +{ + "x", + "y", + "z", + "w" +}; + +static const char *texture_names[] = +{ + "UNKNOWN", + "1D", + "2D", + "3D", + "CUBE", + "RECT", + "SHADOW1D", + "SHADOW2D", + "SHADOWRECT" +}; + +static const char *extswizzle_names[] = +{ + "x", + "y", + "z", + "w", + "0", + "1" +}; + +static const char *modulate_names[TGSI_MODULATE_COUNT] = +{ + "", + "_2X", + "_4X", + "_8X", + "_D2", + "_D4", + "_D8" +}; + +static void +_dump_register( + struct dump_ctx *ctx, + uint file, + int first, + int last ) +{ + ENM( file, file_names ); + CHR( '[' ); + SID( first ); + if (first != last) { + TXT( ".." ); + SID( last ); + } + CHR( ']' ); +} + +static void +_dump_register_ind( + struct dump_ctx *ctx, + uint file, + int index, + uint ind_file, + int ind_index, + uint ind_swizzle ) +{ + ENM( file, file_names ); + CHR( '[' ); + ENM( ind_file, file_names ); + CHR( '[' ); + SID( ind_index ); + TXT( "]." ); + ENM( ind_swizzle, swizzle_names ); + if (index != 0) { + if (index > 0) + CHR( '+' ); + SID( index ); + } + CHR( ']' ); +} + +static void +_dump_writemask( + struct dump_ctx *ctx, + uint writemask ) +{ + if (writemask != TGSI_WRITEMASK_XYZW) { + CHR( '.' ); + if (writemask & TGSI_WRITEMASK_X) + CHR( 'x' ); + if (writemask & TGSI_WRITEMASK_Y) + CHR( 'y' ); + if (writemask & TGSI_WRITEMASK_Z) + CHR( 'z' ); + if (writemask & TGSI_WRITEMASK_W) + CHR( 'w' ); + } +} + +static boolean +iter_declaration( + struct tgsi_iterate_context *iter, + struct tgsi_full_declaration *decl ) +{ + struct dump_ctx *ctx = (struct dump_ctx *)iter; + + TXT( "DCL " ); + + _dump_register( + ctx, + decl->Declaration.File, + decl->DeclarationRange.First, + decl->DeclarationRange.Last ); + _dump_writemask( + ctx, + decl->Declaration.UsageMask ); + + if (decl->Declaration.Semantic) { + TXT( ", " ); + ENM( decl->Semantic.SemanticName, semantic_names ); + if (decl->Semantic.SemanticIndex != 0 || + decl->Semantic.SemanticName == TGSI_SEMANTIC_GENERIC) { + CHR( '[' ); + UID( decl->Semantic.SemanticIndex ); + CHR( ']' ); + } + } + + TXT( ", " ); + ENM( decl->Declaration.Interpolate, interpolate_names ); + + if (decl->Declaration.Centroid) { + TXT( ", CENTROID" ); + } + + if (decl->Declaration.Invariant) { + TXT( ", INVARIANT" ); + } + + EOL(); + + return TRUE; +} + +void +tgsi_dump_declaration( + const struct tgsi_full_declaration *decl ) +{ + struct dump_ctx ctx; + + ctx.printf = dump_ctx_printf; + + iter_declaration( &ctx.iter, (struct tgsi_full_declaration *)decl ); +} + +static boolean +iter_immediate( + struct tgsi_iterate_context *iter, + struct tgsi_full_immediate *imm ) +{ + struct dump_ctx *ctx = (struct dump_ctx *) iter; + + uint i; + + TXT( "IMM " ); + ENM( imm->Immediate.DataType, immediate_type_names ); + + TXT( " { " ); + for (i = 0; i < imm->Immediate.Size - 1; i++) { + switch (imm->Immediate.DataType) { + case TGSI_IMM_FLOAT32: + FLT( imm->u.ImmediateFloat32[i].Float ); + break; + default: + assert( 0 ); + } + + if (i < imm->Immediate.Size - 2) + TXT( ", " ); + } + TXT( " }" ); + + EOL(); + + return TRUE; +} + +void +tgsi_dump_immediate( + const struct tgsi_full_immediate *imm ) +{ + struct dump_ctx ctx; + + ctx.printf = dump_ctx_printf; + + iter_immediate( &ctx.iter, (struct tgsi_full_immediate *)imm ); +} + +static boolean +iter_instruction( + struct tgsi_iterate_context *iter, + struct tgsi_full_instruction *inst ) +{ + struct dump_ctx *ctx = (struct dump_ctx *) iter; + uint instno = ctx->instno++; + + uint i; + boolean first_reg = TRUE; + + INSTID( instno ); + TXT( ": " ); + TXT( tgsi_get_opcode_info( inst->Instruction.Opcode )->mnemonic ); + + switch (inst->Instruction.Saturate) { + case TGSI_SAT_NONE: + break; + case TGSI_SAT_ZERO_ONE: + TXT( "_SAT" ); + break; + case TGSI_SAT_MINUS_PLUS_ONE: + TXT( "_SATNV" ); + break; + default: + assert( 0 ); + } + + for (i = 0; i < inst->Instruction.NumDstRegs; i++) { + const struct tgsi_full_dst_register *dst = &inst->FullDstRegisters[i]; + + if (!first_reg) + CHR( ',' ); + CHR( ' ' ); + + _dump_register( + ctx, + dst->DstRegister.File, + dst->DstRegister.Index, + dst->DstRegister.Index ); + ENM( dst->DstRegisterExtModulate.Modulate, modulate_names ); + _dump_writemask( ctx, dst->DstRegister.WriteMask ); + + first_reg = FALSE; + } + + for (i = 0; i < inst->Instruction.NumSrcRegs; i++) { + const struct tgsi_full_src_register *src = &inst->FullSrcRegisters[i]; + + if (!first_reg) + CHR( ',' ); + CHR( ' ' ); + + if (src->SrcRegisterExtMod.Negate) + TXT( "-(" ); + if (src->SrcRegisterExtMod.Absolute) + CHR( '|' ); + if (src->SrcRegisterExtMod.Scale2X) + TXT( "2*(" ); + if (src->SrcRegisterExtMod.Bias) + CHR( '(' ); + if (src->SrcRegisterExtMod.Complement) + TXT( "1-(" ); + if (src->SrcRegister.Negate) + CHR( '-' ); + + if (src->SrcRegister.Indirect) { + _dump_register_ind( + ctx, + src->SrcRegister.File, + src->SrcRegister.Index, + src->SrcRegisterInd.File, + src->SrcRegisterInd.Index, + src->SrcRegisterInd.SwizzleX ); + } + else { + _dump_register( + ctx, + src->SrcRegister.File, + src->SrcRegister.Index, + src->SrcRegister.Index ); + } + + if (src->SrcRegister.SwizzleX != TGSI_SWIZZLE_X || + src->SrcRegister.SwizzleY != TGSI_SWIZZLE_Y || + src->SrcRegister.SwizzleZ != TGSI_SWIZZLE_Z || + src->SrcRegister.SwizzleW != TGSI_SWIZZLE_W) { + CHR( '.' ); + ENM( src->SrcRegister.SwizzleX, swizzle_names ); + ENM( src->SrcRegister.SwizzleY, swizzle_names ); + ENM( src->SrcRegister.SwizzleZ, swizzle_names ); + ENM( src->SrcRegister.SwizzleW, swizzle_names ); + } + if (src->SrcRegisterExtSwz.ExtSwizzleX != TGSI_EXTSWIZZLE_X || + src->SrcRegisterExtSwz.ExtSwizzleY != TGSI_EXTSWIZZLE_Y || + src->SrcRegisterExtSwz.ExtSwizzleZ != TGSI_EXTSWIZZLE_Z || + src->SrcRegisterExtSwz.ExtSwizzleW != TGSI_EXTSWIZZLE_W) { + CHR( '.' ); + if (src->SrcRegisterExtSwz.NegateX) + TXT("-"); + ENM( src->SrcRegisterExtSwz.ExtSwizzleX, extswizzle_names ); + if (src->SrcRegisterExtSwz.NegateY) + TXT("-"); + ENM( src->SrcRegisterExtSwz.ExtSwizzleY, extswizzle_names ); + if (src->SrcRegisterExtSwz.NegateZ) + TXT("-"); + ENM( src->SrcRegisterExtSwz.ExtSwizzleZ, extswizzle_names ); + if (src->SrcRegisterExtSwz.NegateW) + TXT("-"); + ENM( src->SrcRegisterExtSwz.ExtSwizzleW, extswizzle_names ); + } + + if (src->SrcRegisterExtMod.Complement) + CHR( ')' ); + if (src->SrcRegisterExtMod.Bias) + TXT( ")-.5" ); + if (src->SrcRegisterExtMod.Scale2X) + CHR( ')' ); + if (src->SrcRegisterExtMod.Absolute) + CHR( '|' ); + if (src->SrcRegisterExtMod.Negate) + CHR( ')' ); + + first_reg = FALSE; + } + + if (inst->InstructionExtTexture.Texture != TGSI_TEXTURE_UNKNOWN) { + TXT( ", " ); + ENM( inst->InstructionExtTexture.Texture, texture_names ); + } + + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_IF: + case TGSI_OPCODE_ELSE: + case TGSI_OPCODE_BGNLOOP2: + case TGSI_OPCODE_ENDLOOP2: + case TGSI_OPCODE_CAL: + TXT( " :" ); + UID( inst->InstructionExtLabel.Label ); + break; + } + + EOL(); + + return TRUE; +} + +void +tgsi_dump_instruction( + const struct tgsi_full_instruction *inst, + uint instno ) +{ + struct dump_ctx ctx; + + ctx.instno = instno; + ctx.printf = dump_ctx_printf; + + iter_instruction( &ctx.iter, (struct tgsi_full_instruction *)inst ); +} + +static boolean +prolog( + struct tgsi_iterate_context *iter ) +{ + struct dump_ctx *ctx = (struct dump_ctx *) iter; + ENM( iter->processor.Processor, processor_type_names ); + UID( iter->version.MajorVersion ); + CHR( '.' ); + UID( iter->version.MinorVersion ); + EOL(); + return TRUE; +} + +void +tgsi_dump( + const struct tgsi_token *tokens, + uint flags ) +{ + struct dump_ctx ctx; + + ctx.iter.prolog = prolog; + ctx.iter.iterate_instruction = iter_instruction; + ctx.iter.iterate_declaration = iter_declaration; + ctx.iter.iterate_immediate = iter_immediate; + ctx.iter.epilog = NULL; + + ctx.instno = 0; + ctx.printf = dump_ctx_printf; + + tgsi_iterate_shader( tokens, &ctx.iter ); +} + +struct str_dump_ctx +{ + struct dump_ctx base; + char *str; + char *ptr; + size_t left; +}; + +static void +str_dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...) +{ + struct str_dump_ctx *sctx = (struct str_dump_ctx *)ctx; + + if(sctx->left > 1) { + size_t written; + va_list ap; + va_start(ap, format); + written = util_vsnprintf(sctx->ptr, sctx->left, format, ap); + va_end(ap); + sctx->ptr += written; + sctx->left -= written; + } +} + +void +tgsi_dump_str( + const struct tgsi_token *tokens, + uint flags, + char *str, + size_t size) +{ + struct str_dump_ctx ctx; + + ctx.base.iter.prolog = prolog; + ctx.base.iter.iterate_instruction = iter_instruction; + ctx.base.iter.iterate_declaration = iter_declaration; + ctx.base.iter.iterate_immediate = iter_immediate; + ctx.base.iter.epilog = NULL; + + ctx.base.instno = 0; + ctx.base.printf = &str_dump_ctx_printf; + + ctx.str = str; + ctx.str[0] = 0; + ctx.ptr = str; + ctx.left = size; + + tgsi_iterate_shader( tokens, &ctx.base.iter ); +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.h b/src/gallium/auxiliary/tgsi/tgsi_dump.h new file mode 100644 index 00000000000..ad1e647ec90 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_dump.h @@ -0,0 +1,70 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_DUMP_H +#define TGSI_DUMP_H + +#include "pipe/p_shader_tokens.h" + +#if defined __cplusplus +extern "C" { +#endif + +void +tgsi_dump_str( + const struct tgsi_token *tokens, + uint flags, + char *str, + size_t size); + +void +tgsi_dump( + const struct tgsi_token *tokens, + uint flags ); + +struct tgsi_full_immediate; +struct tgsi_full_instruction; +struct tgsi_full_declaration; + +void +tgsi_dump_immediate( + const struct tgsi_full_immediate *imm ); + +void +tgsi_dump_instruction( + const struct tgsi_full_instruction *inst, + uint instno ); + +void +tgsi_dump_declaration( + const struct tgsi_full_declaration *decl ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_DUMP_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump_c.c b/src/gallium/auxiliary/tgsi/tgsi_dump_c.c new file mode 100644 index 00000000000..c575b6c3e1f --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_dump_c.c @@ -0,0 +1,718 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "util/u_string.h" +#include "tgsi_dump_c.h" +#include "tgsi_build.h" +#include "tgsi_info.h" +#include "tgsi_parse.h" + +static void +dump_enum( + const unsigned e, + const char **enums, + const unsigned enums_count ) +{ + if (e >= enums_count) { + debug_printf( "%u", e ); + } + else { + debug_printf( "%s", enums[e] ); + } +} + +#define EOL() debug_printf( "\n" ) +#define TXT(S) debug_printf( "%s", S ) +#define CHR(C) debug_printf( "%c", C ) +#define UIX(I) debug_printf( "0x%x", I ) +#define UID(I) debug_printf( "%u", I ) +#define SID(I) debug_printf( "%d", I ) +#define FLT(F) debug_printf( "%10.4f", F ) +#define ENM(E,ENUMS) dump_enum( E, ENUMS, sizeof( ENUMS ) / sizeof( *ENUMS ) ) + +static const char *TGSI_PROCESSOR_TYPES[] = +{ + "PROCESSOR_FRAGMENT", + "PROCESSOR_VERTEX", + "PROCESSOR_GEOMETRY" +}; + +static const char *TGSI_TOKEN_TYPES[] = +{ + "TOKEN_TYPE_DECLARATION", + "TOKEN_TYPE_IMMEDIATE", + "TOKEN_TYPE_INSTRUCTION" +}; + +static const char *TGSI_FILES[] = +{ + "FILE_NULL", + "FILE_CONSTANT", + "FILE_INPUT", + "FILE_OUTPUT", + "FILE_TEMPORARY", + "FILE_SAMPLER", + "FILE_ADDRESS", + "FILE_IMMEDIATE" +}; + +static const char *TGSI_INTERPOLATES[] = +{ + "INTERPOLATE_CONSTANT", + "INTERPOLATE_LINEAR", + "INTERPOLATE_PERSPECTIVE" +}; + +static const char *TGSI_SEMANTICS[] = +{ + "SEMANTIC_POSITION", + "SEMANTIC_COLOR", + "SEMANTIC_BCOLOR", + "SEMANTIC_FOG", + "SEMANTIC_PSIZE", + "SEMANTIC_GENERIC", + "SEMANTIC_NORMAL" +}; + +static const char *TGSI_IMMS[] = +{ + "IMM_FLOAT32" +}; + +static const char *TGSI_SATS[] = +{ + "SAT_NONE", + "SAT_ZERO_ONE", + "SAT_MINUS_PLUS_ONE" +}; + +static const char *TGSI_INSTRUCTION_EXTS[] = +{ + "INSTRUCTION_EXT_TYPE_NV", + "INSTRUCTION_EXT_TYPE_LABEL", + "INSTRUCTION_EXT_TYPE_TEXTURE" +}; + +static const char *TGSI_PRECISIONS[] = +{ + "PRECISION_DEFAULT", + "PRECISION_FLOAT32", + "PRECISION_FLOAT16", + "PRECISION_FIXED12" +}; + +static const char *TGSI_CCS[] = +{ + "CC_GT", + "CC_EQ", + "CC_LT", + "CC_UN", + "CC_GE", + "CC_LE", + "CC_NE", + "CC_TR", + "CC_FL" +}; + +static const char *TGSI_SWIZZLES[] = +{ + "SWIZZLE_X", + "SWIZZLE_Y", + "SWIZZLE_Z", + "SWIZZLE_W" +}; + +static const char *TGSI_TEXTURES[] = +{ + "TEXTURE_UNKNOWN", + "TEXTURE_1D", + "TEXTURE_2D", + "TEXTURE_3D", + "TEXTURE_CUBE", + "TEXTURE_RECT", + "TEXTURE_SHADOW1D", + "TEXTURE_SHADOW2D", + "TEXTURE_SHADOWRECT" +}; + +static const char *TGSI_SRC_REGISTER_EXTS[] = +{ + "SRC_REGISTER_EXT_TYPE_SWZ", + "SRC_REGISTER_EXT_TYPE_MOD" +}; + +static const char *TGSI_EXTSWIZZLES[] = +{ + "EXTSWIZZLE_X", + "EXTSWIZZLE_Y", + "EXTSWIZZLE_Z", + "EXTSWIZZLE_W", + "EXTSWIZZLE_ZERO", + "EXTSWIZZLE_ONE" +}; + +static const char *TGSI_WRITEMASKS[] = +{ + "0", + "WRITEMASK_X", + "WRITEMASK_Y", + "WRITEMASK_XY", + "WRITEMASK_Z", + "WRITEMASK_XZ", + "WRITEMASK_YZ", + "WRITEMASK_XYZ", + "WRITEMASK_W", + "WRITEMASK_XW", + "WRITEMASK_YW", + "WRITEMASK_XYW", + "WRITEMASK_ZW", + "WRITEMASK_XZW", + "WRITEMASK_YZW", + "WRITEMASK_XYZW" +}; + +static const char *TGSI_DST_REGISTER_EXTS[] = +{ + "DST_REGISTER_EXT_TYPE_CONDCODE", + "DST_REGISTER_EXT_TYPE_MODULATE" +}; + +static const char *TGSI_MODULATES[] = +{ + "MODULATE_1X", + "MODULATE_2X", + "MODULATE_4X", + "MODULATE_8X", + "MODULATE_HALF", + "MODULATE_QUARTER", + "MODULATE_EIGHTH" +}; + +static void +dump_declaration_verbose( + struct tgsi_full_declaration *decl, + unsigned ignored, + unsigned deflt, + struct tgsi_full_declaration *fd ) +{ + TXT( "\nFile : " ); + ENM( decl->Declaration.File, TGSI_FILES ); + if( deflt || fd->Declaration.UsageMask != decl->Declaration.UsageMask ) { + TXT( "\nUsageMask : " ); + if( decl->Declaration.UsageMask & TGSI_WRITEMASK_X ) { + CHR( 'X' ); + } + if( decl->Declaration.UsageMask & TGSI_WRITEMASK_Y ) { + CHR( 'Y' ); + } + if( decl->Declaration.UsageMask & TGSI_WRITEMASK_Z ) { + CHR( 'Z' ); + } + if( decl->Declaration.UsageMask & TGSI_WRITEMASK_W ) { + CHR( 'W' ); + } + } + if( deflt || fd->Declaration.Interpolate != decl->Declaration.Interpolate ) { + TXT( "\nInterpolate: " ); + ENM( decl->Declaration.Interpolate, TGSI_INTERPOLATES ); + } + if( deflt || fd->Declaration.Semantic != decl->Declaration.Semantic ) { + TXT( "\nSemantic : " ); + UID( decl->Declaration.Semantic ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( decl->Declaration.Padding ); + } + + EOL(); + TXT( "\nFirst: " ); + UID( decl->DeclarationRange.First ); + TXT( "\nLast : " ); + UID( decl->DeclarationRange.Last ); + + if( decl->Declaration.Semantic ) { + EOL(); + TXT( "\nSemanticName : " ); + ENM( decl->Semantic.SemanticName, TGSI_SEMANTICS ); + TXT( "\nSemanticIndex: " ); + UID( decl->Semantic.SemanticIndex ); + if( ignored ) { + TXT( "\nPadding : " ); + UIX( decl->Semantic.Padding ); + } + } +} + +static void +dump_immediate_verbose( + struct tgsi_full_immediate *imm, + unsigned ignored ) +{ + unsigned i; + + TXT( "\nDataType : " ); + ENM( imm->Immediate.DataType, TGSI_IMMS ); + if( ignored ) { + TXT( "\nPadding : " ); + UIX( imm->Immediate.Padding ); + } + + for( i = 0; i < imm->Immediate.Size - 1; i++ ) { + EOL(); + switch( imm->Immediate.DataType ) { + case TGSI_IMM_FLOAT32: + TXT( "\nFloat: " ); + FLT( imm->u.ImmediateFloat32[i].Float ); + break; + + default: + assert( 0 ); + } + } +} + +static void +dump_instruction_verbose( + struct tgsi_full_instruction *inst, + unsigned ignored, + unsigned deflt, + struct tgsi_full_instruction *fi ) +{ + unsigned i; + + TXT( "\nOpcode : OPCODE_" ); + TXT( tgsi_get_opcode_info( inst->Instruction.Opcode )->mnemonic ); + if( deflt || fi->Instruction.Saturate != inst->Instruction.Saturate ) { + TXT( "\nSaturate : " ); + ENM( inst->Instruction.Saturate, TGSI_SATS ); + } + if( deflt || fi->Instruction.NumDstRegs != inst->Instruction.NumDstRegs ) { + TXT( "\nNumDstRegs : " ); + UID( inst->Instruction.NumDstRegs ); + } + if( deflt || fi->Instruction.NumSrcRegs != inst->Instruction.NumSrcRegs ) { + TXT( "\nNumSrcRegs : " ); + UID( inst->Instruction.NumSrcRegs ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( inst->Instruction.Padding ); + } + + if( deflt || tgsi_compare_instruction_ext_nv( inst->InstructionExtNv, fi->InstructionExtNv ) ) { + EOL(); + TXT( "\nType : " ); + ENM( inst->InstructionExtNv.Type, TGSI_INSTRUCTION_EXTS ); + if( deflt || fi->InstructionExtNv.Precision != inst->InstructionExtNv.Precision ) { + TXT( "\nPrecision : " ); + ENM( inst->InstructionExtNv.Precision, TGSI_PRECISIONS ); + } + if( deflt || fi->InstructionExtNv.CondDstIndex != inst->InstructionExtNv.CondDstIndex ) { + TXT( "\nCondDstIndex : " ); + UID( inst->InstructionExtNv.CondDstIndex ); + } + if( deflt || fi->InstructionExtNv.CondFlowIndex != inst->InstructionExtNv.CondFlowIndex ) { + TXT( "\nCondFlowIndex : " ); + UID( inst->InstructionExtNv.CondFlowIndex ); + } + if( deflt || fi->InstructionExtNv.CondMask != inst->InstructionExtNv.CondMask ) { + TXT( "\nCondMask : " ); + ENM( inst->InstructionExtNv.CondMask, TGSI_CCS ); + } + if( deflt || fi->InstructionExtNv.CondSwizzleX != inst->InstructionExtNv.CondSwizzleX ) { + TXT( "\nCondSwizzleX : " ); + ENM( inst->InstructionExtNv.CondSwizzleX, TGSI_SWIZZLES ); + } + if( deflt || fi->InstructionExtNv.CondSwizzleY != inst->InstructionExtNv.CondSwizzleY ) { + TXT( "\nCondSwizzleY : " ); + ENM( inst->InstructionExtNv.CondSwizzleY, TGSI_SWIZZLES ); + } + if( deflt || fi->InstructionExtNv.CondSwizzleZ != inst->InstructionExtNv.CondSwizzleZ ) { + TXT( "\nCondSwizzleZ : " ); + ENM( inst->InstructionExtNv.CondSwizzleZ, TGSI_SWIZZLES ); + } + if( deflt || fi->InstructionExtNv.CondSwizzleW != inst->InstructionExtNv.CondSwizzleW ) { + TXT( "\nCondSwizzleW : " ); + ENM( inst->InstructionExtNv.CondSwizzleW, TGSI_SWIZZLES ); + } + if( deflt || fi->InstructionExtNv.CondDstUpdate != inst->InstructionExtNv.CondDstUpdate ) { + TXT( "\nCondDstUpdate : " ); + UID( inst->InstructionExtNv.CondDstUpdate ); + } + if( deflt || fi->InstructionExtNv.CondFlowEnable != inst->InstructionExtNv.CondFlowEnable ) { + TXT( "\nCondFlowEnable: " ); + UID( inst->InstructionExtNv.CondFlowEnable ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( inst->InstructionExtNv.Padding ); + if( deflt || fi->InstructionExtNv.Extended != inst->InstructionExtNv.Extended ) { + TXT( "\nExtended : " ); + UID( inst->InstructionExtNv.Extended ); + } + } + } + + if( deflt || tgsi_compare_instruction_ext_label( inst->InstructionExtLabel, fi->InstructionExtLabel ) ) { + EOL(); + TXT( "\nType : " ); + ENM( inst->InstructionExtLabel.Type, TGSI_INSTRUCTION_EXTS ); + if( deflt || fi->InstructionExtLabel.Label != inst->InstructionExtLabel.Label ) { + TXT( "\nLabel : " ); + UID( inst->InstructionExtLabel.Label ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( inst->InstructionExtLabel.Padding ); + if( deflt || fi->InstructionExtLabel.Extended != inst->InstructionExtLabel.Extended ) { + TXT( "\nExtended: " ); + UID( inst->InstructionExtLabel.Extended ); + } + } + } + + if( deflt || tgsi_compare_instruction_ext_texture( inst->InstructionExtTexture, fi->InstructionExtTexture ) ) { + EOL(); + TXT( "\nType : " ); + ENM( inst->InstructionExtTexture.Type, TGSI_INSTRUCTION_EXTS ); + if( deflt || fi->InstructionExtTexture.Texture != inst->InstructionExtTexture.Texture ) { + TXT( "\nTexture : " ); + ENM( inst->InstructionExtTexture.Texture, TGSI_TEXTURES ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( inst->InstructionExtTexture.Padding ); + if( deflt || fi->InstructionExtTexture.Extended != inst->InstructionExtTexture.Extended ) { + TXT( "\nExtended: " ); + UID( inst->InstructionExtTexture.Extended ); + } + } + } + + for( i = 0; i < inst->Instruction.NumDstRegs; i++ ) { + struct tgsi_full_dst_register *dst = &inst->FullDstRegisters[i]; + struct tgsi_full_dst_register *fd = &fi->FullDstRegisters[i]; + + EOL(); + TXT( "\nFile : " ); + ENM( dst->DstRegister.File, TGSI_FILES ); + if( deflt || fd->DstRegister.WriteMask != dst->DstRegister.WriteMask ) { + TXT( "\nWriteMask: " ); + ENM( dst->DstRegister.WriteMask, TGSI_WRITEMASKS ); + } + if( ignored ) { + if( deflt || fd->DstRegister.Indirect != dst->DstRegister.Indirect ) { + TXT( "\nIndirect : " ); + UID( dst->DstRegister.Indirect ); + } + if( deflt || fd->DstRegister.Dimension != dst->DstRegister.Dimension ) { + TXT( "\nDimension: " ); + UID( dst->DstRegister.Dimension ); + } + } + if( deflt || fd->DstRegister.Index != dst->DstRegister.Index ) { + TXT( "\nIndex : " ); + SID( dst->DstRegister.Index ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( dst->DstRegister.Padding ); + if( deflt || fd->DstRegister.Extended != dst->DstRegister.Extended ) { + TXT( "\nExtended : " ); + UID( dst->DstRegister.Extended ); + } + } + + if( deflt || tgsi_compare_dst_register_ext_concode( dst->DstRegisterExtConcode, fd->DstRegisterExtConcode ) ) { + EOL(); + TXT( "\nType : " ); + ENM( dst->DstRegisterExtConcode.Type, TGSI_DST_REGISTER_EXTS ); + if( deflt || fd->DstRegisterExtConcode.CondMask != dst->DstRegisterExtConcode.CondMask ) { + TXT( "\nCondMask : " ); + ENM( dst->DstRegisterExtConcode.CondMask, TGSI_CCS ); + } + if( deflt || fd->DstRegisterExtConcode.CondSwizzleX != dst->DstRegisterExtConcode.CondSwizzleX ) { + TXT( "\nCondSwizzleX: " ); + ENM( dst->DstRegisterExtConcode.CondSwizzleX, TGSI_SWIZZLES ); + } + if( deflt || fd->DstRegisterExtConcode.CondSwizzleY != dst->DstRegisterExtConcode.CondSwizzleY ) { + TXT( "\nCondSwizzleY: " ); + ENM( dst->DstRegisterExtConcode.CondSwizzleY, TGSI_SWIZZLES ); + } + if( deflt || fd->DstRegisterExtConcode.CondSwizzleZ != dst->DstRegisterExtConcode.CondSwizzleZ ) { + TXT( "\nCondSwizzleZ: " ); + ENM( dst->DstRegisterExtConcode.CondSwizzleZ, TGSI_SWIZZLES ); + } + if( deflt || fd->DstRegisterExtConcode.CondSwizzleW != dst->DstRegisterExtConcode.CondSwizzleW ) { + TXT( "\nCondSwizzleW: " ); + ENM( dst->DstRegisterExtConcode.CondSwizzleW, TGSI_SWIZZLES ); + } + if( deflt || fd->DstRegisterExtConcode.CondSrcIndex != dst->DstRegisterExtConcode.CondSrcIndex ) { + TXT( "\nCondSrcIndex: " ); + UID( dst->DstRegisterExtConcode.CondSrcIndex ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( dst->DstRegisterExtConcode.Padding ); + if( deflt || fd->DstRegisterExtConcode.Extended != dst->DstRegisterExtConcode.Extended ) { + TXT( "\nExtended : " ); + UID( dst->DstRegisterExtConcode.Extended ); + } + } + } + + if( deflt || tgsi_compare_dst_register_ext_modulate( dst->DstRegisterExtModulate, fd->DstRegisterExtModulate ) ) { + EOL(); + TXT( "\nType : " ); + ENM( dst->DstRegisterExtModulate.Type, TGSI_DST_REGISTER_EXTS ); + if( deflt || fd->DstRegisterExtModulate.Modulate != dst->DstRegisterExtModulate.Modulate ) { + TXT( "\nModulate: " ); + ENM( dst->DstRegisterExtModulate.Modulate, TGSI_MODULATES ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( dst->DstRegisterExtModulate.Padding ); + if( deflt || fd->DstRegisterExtModulate.Extended != dst->DstRegisterExtModulate.Extended ) { + TXT( "\nExtended: " ); + UID( dst->DstRegisterExtModulate.Extended ); + } + } + } + } + + for( i = 0; i < inst->Instruction.NumSrcRegs; i++ ) { + struct tgsi_full_src_register *src = &inst->FullSrcRegisters[i]; + struct tgsi_full_src_register *fs = &fi->FullSrcRegisters[i]; + + EOL(); + TXT( "\nFile : "); + ENM( src->SrcRegister.File, TGSI_FILES ); + if( deflt || fs->SrcRegister.SwizzleX != src->SrcRegister.SwizzleX ) { + TXT( "\nSwizzleX : " ); + ENM( src->SrcRegister.SwizzleX, TGSI_SWIZZLES ); + } + if( deflt || fs->SrcRegister.SwizzleY != src->SrcRegister.SwizzleY ) { + TXT( "\nSwizzleY : " ); + ENM( src->SrcRegister.SwizzleY, TGSI_SWIZZLES ); + } + if( deflt || fs->SrcRegister.SwizzleZ != src->SrcRegister.SwizzleZ ) { + TXT( "\nSwizzleZ : " ); + ENM( src->SrcRegister.SwizzleZ, TGSI_SWIZZLES ); + } + if( deflt || fs->SrcRegister.SwizzleW != src->SrcRegister.SwizzleW ) { + TXT( "\nSwizzleW : " ); + ENM( src->SrcRegister.SwizzleW, TGSI_SWIZZLES ); + } + if( deflt || fs->SrcRegister.Negate != src->SrcRegister.Negate ) { + TXT( "\nNegate : " ); + UID( src->SrcRegister.Negate ); + } + if( ignored ) { + if( deflt || fs->SrcRegister.Indirect != src->SrcRegister.Indirect ) { + TXT( "\nIndirect : " ); + UID( src->SrcRegister.Indirect ); + } + if( deflt || fs->SrcRegister.Dimension != src->SrcRegister.Dimension ) { + TXT( "\nDimension: " ); + UID( src->SrcRegister.Dimension ); + } + } + if( deflt || fs->SrcRegister.Index != src->SrcRegister.Index ) { + TXT( "\nIndex : " ); + SID( src->SrcRegister.Index ); + } + if( ignored ) { + if( deflt || fs->SrcRegister.Extended != src->SrcRegister.Extended ) { + TXT( "\nExtended : " ); + UID( src->SrcRegister.Extended ); + } + } + + if( deflt || tgsi_compare_src_register_ext_swz( src->SrcRegisterExtSwz, fs->SrcRegisterExtSwz ) ) { + EOL(); + TXT( "\nType : " ); + ENM( src->SrcRegisterExtSwz.Type, TGSI_SRC_REGISTER_EXTS ); + if( deflt || fs->SrcRegisterExtSwz.ExtSwizzleX != src->SrcRegisterExtSwz.ExtSwizzleX ) { + TXT( "\nExtSwizzleX: " ); + ENM( src->SrcRegisterExtSwz.ExtSwizzleX, TGSI_EXTSWIZZLES ); + } + if( deflt || fs->SrcRegisterExtSwz.ExtSwizzleY != src->SrcRegisterExtSwz.ExtSwizzleY ) { + TXT( "\nExtSwizzleY: " ); + ENM( src->SrcRegisterExtSwz.ExtSwizzleY, TGSI_EXTSWIZZLES ); + } + if( deflt || fs->SrcRegisterExtSwz.ExtSwizzleZ != src->SrcRegisterExtSwz.ExtSwizzleZ ) { + TXT( "\nExtSwizzleZ: " ); + ENM( src->SrcRegisterExtSwz.ExtSwizzleZ, TGSI_EXTSWIZZLES ); + } + if( deflt || fs->SrcRegisterExtSwz.ExtSwizzleW != src->SrcRegisterExtSwz.ExtSwizzleW ) { + TXT( "\nExtSwizzleW: " ); + ENM( src->SrcRegisterExtSwz.ExtSwizzleW, TGSI_EXTSWIZZLES ); + } + if( deflt || fs->SrcRegisterExtSwz.NegateX != src->SrcRegisterExtSwz.NegateX ) { + TXT( "\nNegateX : " ); + UID( src->SrcRegisterExtSwz.NegateX ); + } + if( deflt || fs->SrcRegisterExtSwz.NegateY != src->SrcRegisterExtSwz.NegateY ) { + TXT( "\nNegateY : " ); + UID( src->SrcRegisterExtSwz.NegateY ); + } + if( deflt || fs->SrcRegisterExtSwz.NegateZ != src->SrcRegisterExtSwz.NegateZ ) { + TXT( "\nNegateZ : " ); + UID( src->SrcRegisterExtSwz.NegateZ ); + } + if( deflt || fs->SrcRegisterExtSwz.NegateW != src->SrcRegisterExtSwz.NegateW ) { + TXT( "\nNegateW : " ); + UID( src->SrcRegisterExtSwz.NegateW ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( src->SrcRegisterExtSwz.Padding ); + if( deflt || fs->SrcRegisterExtSwz.Extended != src->SrcRegisterExtSwz.Extended ) { + TXT( "\nExtended : " ); + UID( src->SrcRegisterExtSwz.Extended ); + } + } + } + + if( deflt || tgsi_compare_src_register_ext_mod( src->SrcRegisterExtMod, fs->SrcRegisterExtMod ) ) { + EOL(); + TXT( "\nType : " ); + ENM( src->SrcRegisterExtMod.Type, TGSI_SRC_REGISTER_EXTS ); + if( deflt || fs->SrcRegisterExtMod.Complement != src->SrcRegisterExtMod.Complement ) { + TXT( "\nComplement: " ); + UID( src->SrcRegisterExtMod.Complement ); + } + if( deflt || fs->SrcRegisterExtMod.Bias != src->SrcRegisterExtMod.Bias ) { + TXT( "\nBias : " ); + UID( src->SrcRegisterExtMod.Bias ); + } + if( deflt || fs->SrcRegisterExtMod.Scale2X != src->SrcRegisterExtMod.Scale2X ) { + TXT( "\nScale2X : " ); + UID( src->SrcRegisterExtMod.Scale2X ); + } + if( deflt || fs->SrcRegisterExtMod.Absolute != src->SrcRegisterExtMod.Absolute ) { + TXT( "\nAbsolute : " ); + UID( src->SrcRegisterExtMod.Absolute ); + } + if( deflt || fs->SrcRegisterExtMod.Negate != src->SrcRegisterExtMod.Negate ) { + TXT( "\nNegate : " ); + UID( src->SrcRegisterExtMod.Negate ); + } + if( ignored ) { + TXT( "\nPadding : " ); + UIX( src->SrcRegisterExtMod.Padding ); + if( deflt || fs->SrcRegisterExtMod.Extended != src->SrcRegisterExtMod.Extended ) { + TXT( "\nExtended : " ); + UID( src->SrcRegisterExtMod.Extended ); + } + } + } + } +} + +void +tgsi_dump_c( + const struct tgsi_token *tokens, + uint flags ) +{ + struct tgsi_parse_context parse; + struct tgsi_full_instruction fi; + struct tgsi_full_declaration fd; + uint ignored = flags & TGSI_DUMP_C_IGNORED; + uint deflt = flags & TGSI_DUMP_C_DEFAULT; + + tgsi_parse_init( &parse, tokens ); + + TXT( "tgsi-dump begin -----------------" ); + + TXT( "\nMajorVersion: " ); + UID( parse.FullVersion.Version.MajorVersion ); + TXT( "\nMinorVersion: " ); + UID( parse.FullVersion.Version.MinorVersion ); + EOL(); + + TXT( "\nHeaderSize: " ); + UID( parse.FullHeader.Header.HeaderSize ); + TXT( "\nBodySize : " ); + UID( parse.FullHeader.Header.BodySize ); + TXT( "\nProcessor : " ); + ENM( parse.FullHeader.Processor.Processor, TGSI_PROCESSOR_TYPES ); + EOL(); + + fi = tgsi_default_full_instruction(); + fd = tgsi_default_full_declaration(); + + while( !tgsi_parse_end_of_tokens( &parse ) ) { + tgsi_parse_token( &parse ); + + TXT( "\nType : " ); + ENM( parse.FullToken.Token.Type, TGSI_TOKEN_TYPES ); + if( ignored ) { + TXT( "\nSize : " ); + UID( parse.FullToken.Token.Size ); + if( deflt || parse.FullToken.Token.Extended ) { + TXT( "\nExtended : " ); + UID( parse.FullToken.Token.Extended ); + } + } + + switch( parse.FullToken.Token.Type ) { + case TGSI_TOKEN_TYPE_DECLARATION: + dump_declaration_verbose( + &parse.FullToken.FullDeclaration, + ignored, + deflt, + &fd ); + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + dump_immediate_verbose( + &parse.FullToken.FullImmediate, + ignored ); + break; + + case TGSI_TOKEN_TYPE_INSTRUCTION: + dump_instruction_verbose( + &parse.FullToken.FullInstruction, + ignored, + deflt, + &fi ); + break; + + default: + assert( 0 ); + } + + EOL(); + } + + TXT( "\ntgsi-dump end -------------------\n" ); + + tgsi_parse_free( &parse ); +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump_c.h b/src/gallium/auxiliary/tgsi/tgsi_dump_c.h new file mode 100644 index 00000000000..d91cd35b3b7 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_dump_c.h @@ -0,0 +1,49 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_DUMP_C_H +#define TGSI_DUMP_C_H + +#include "pipe/p_shader_tokens.h" + +#if defined __cplusplus +extern "C" { +#endif + +#define TGSI_DUMP_C_IGNORED 1 +#define TGSI_DUMP_C_DEFAULT 2 + +void +tgsi_dump_c( + const struct tgsi_token *tokens, + uint flags ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_DUMP_C_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c new file mode 100644 index 00000000000..989b6eec27b --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -0,0 +1,2923 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * TGSI interpreter/executor. + * + * Flow control information: + * + * Since we operate on 'quads' (4 pixels or 4 vertices in parallel) + * flow control statements (IF/ELSE/ENDIF, LOOP/ENDLOOP) require special + * care since a condition may be true for some quad components but false + * for other components. + * + * We basically execute all statements (even if they're in the part of + * an IF/ELSE clause that's "not taken") and use a special mask to + * control writing to destination registers. This is the ExecMask. + * See store_dest(). + * + * The ExecMask is computed from three other masks (CondMask, LoopMask and + * ContMask) which are controlled by the flow control instructions (namely: + * (IF/ELSE/ENDIF, LOOP/ENDLOOP and CONT). + * + * + * Authors: + * Michal Krol + * Brian Paul + */ + +#include "pipe/p_compiler.h" +#include "pipe/p_state.h" +#include "pipe/p_shader_tokens.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_util.h" +#include "tgsi_exec.h" +#include "util/u_memory.h" +#include "util/u_math.h" + +#define FAST_MATH 1 + +#define TILE_TOP_LEFT 0 +#define TILE_TOP_RIGHT 1 +#define TILE_BOTTOM_LEFT 2 +#define TILE_BOTTOM_RIGHT 3 + +#define CHAN_X 0 +#define CHAN_Y 1 +#define CHAN_Z 2 +#define CHAN_W 3 + +/* + * Shorthand locations of various utility registers (_I = Index, _C = Channel) + */ +#define TEMP_0_I TGSI_EXEC_TEMP_00000000_I +#define TEMP_0_C TGSI_EXEC_TEMP_00000000_C +#define TEMP_7F_I TGSI_EXEC_TEMP_7FFFFFFF_I +#define TEMP_7F_C TGSI_EXEC_TEMP_7FFFFFFF_C +#define TEMP_80_I TGSI_EXEC_TEMP_80000000_I +#define TEMP_80_C TGSI_EXEC_TEMP_80000000_C +#define TEMP_FF_I TGSI_EXEC_TEMP_FFFFFFFF_I +#define TEMP_FF_C TGSI_EXEC_TEMP_FFFFFFFF_C +#define TEMP_1_I TGSI_EXEC_TEMP_ONE_I +#define TEMP_1_C TGSI_EXEC_TEMP_ONE_C +#define TEMP_2_I TGSI_EXEC_TEMP_TWO_I +#define TEMP_2_C TGSI_EXEC_TEMP_TWO_C +#define TEMP_128_I TGSI_EXEC_TEMP_128_I +#define TEMP_128_C TGSI_EXEC_TEMP_128_C +#define TEMP_M128_I TGSI_EXEC_TEMP_MINUS_128_I +#define TEMP_M128_C TGSI_EXEC_TEMP_MINUS_128_C +#define TEMP_KILMASK_I TGSI_EXEC_TEMP_KILMASK_I +#define TEMP_KILMASK_C TGSI_EXEC_TEMP_KILMASK_C +#define TEMP_OUTPUT_I TGSI_EXEC_TEMP_OUTPUT_I +#define TEMP_OUTPUT_C TGSI_EXEC_TEMP_OUTPUT_C +#define TEMP_PRIMITIVE_I TGSI_EXEC_TEMP_PRIMITIVE_I +#define TEMP_PRIMITIVE_C TGSI_EXEC_TEMP_PRIMITIVE_C +#define TEMP_CC_I TGSI_EXEC_TEMP_CC_I +#define TEMP_CC_C TGSI_EXEC_TEMP_CC_C +#define TEMP_3_I TGSI_EXEC_TEMP_THREE_I +#define TEMP_3_C TGSI_EXEC_TEMP_THREE_C +#define TEMP_HALF_I TGSI_EXEC_TEMP_HALF_I +#define TEMP_HALF_C TGSI_EXEC_TEMP_HALF_C +#define TEMP_R0 TGSI_EXEC_TEMP_R0 + +#define IS_CHANNEL_ENABLED(INST, CHAN)\ + ((INST).FullDstRegisters[0].DstRegister.WriteMask & (1 << (CHAN))) + +#define IS_CHANNEL_ENABLED2(INST, CHAN)\ + ((INST).FullDstRegisters[1].DstRegister.WriteMask & (1 << (CHAN))) + +#define FOR_EACH_ENABLED_CHANNEL(INST, CHAN)\ + for (CHAN = 0; CHAN < NUM_CHANNELS; CHAN++)\ + if (IS_CHANNEL_ENABLED( INST, CHAN )) + +#define FOR_EACH_ENABLED_CHANNEL2(INST, CHAN)\ + for (CHAN = 0; CHAN < NUM_CHANNELS; CHAN++)\ + if (IS_CHANNEL_ENABLED2( INST, CHAN )) + + +/** The execution mask depends on the conditional mask and the loop mask */ +#define UPDATE_EXEC_MASK(MACH) \ + MACH->ExecMask = MACH->CondMask & MACH->LoopMask & MACH->ContMask & MACH->FuncMask + +/** + * Initialize machine state by expanding tokens to full instructions, + * allocating temporary storage, setting up constants, etc. + * After this, we can call tgsi_exec_machine_run() many times. + */ +void +tgsi_exec_machine_bind_shader( + struct tgsi_exec_machine *mach, + const struct tgsi_token *tokens, + uint numSamplers, + struct tgsi_sampler **samplers) +{ + uint k; + struct tgsi_parse_context parse; + struct tgsi_exec_labels *labels = &mach->Labels; + struct tgsi_full_instruction *instructions; + struct tgsi_full_declaration *declarations; + uint maxInstructions = 10, numInstructions = 0; + uint maxDeclarations = 10, numDeclarations = 0; + uint instno = 0; + +#if 0 + tgsi_dump(tokens, 0); +#endif + + util_init_math(); + + mach->Tokens = tokens; + mach->Samplers = samplers; + + k = tgsi_parse_init (&parse, mach->Tokens); + if (k != TGSI_PARSE_OK) { + debug_printf( "Problem parsing!\n" ); + return; + } + + mach->Processor = parse.FullHeader.Processor.Processor; + mach->ImmLimit = 0; + labels->count = 0; + + declarations = (struct tgsi_full_declaration *) + MALLOC( maxDeclarations * sizeof(struct tgsi_full_declaration) ); + + if (!declarations) { + return; + } + + instructions = (struct tgsi_full_instruction *) + MALLOC( maxInstructions * sizeof(struct tgsi_full_instruction) ); + + if (!instructions) { + FREE( declarations ); + return; + } + + while( !tgsi_parse_end_of_tokens( &parse ) ) { + uint pointer = parse.Position; + uint i; + + tgsi_parse_token( &parse ); + switch( parse.FullToken.Token.Type ) { + case TGSI_TOKEN_TYPE_DECLARATION: + /* save expanded declaration */ + if (numDeclarations == maxDeclarations) { + declarations = REALLOC(declarations, + maxDeclarations + * sizeof(struct tgsi_full_declaration), + (maxDeclarations + 10) + * sizeof(struct tgsi_full_declaration)); + maxDeclarations += 10; + } + memcpy(declarations + numDeclarations, + &parse.FullToken.FullDeclaration, + sizeof(declarations[0])); + numDeclarations++; + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + { + uint size = parse.FullToken.FullImmediate.Immediate.Size - 1; + assert( size % 4 == 0 ); + assert( mach->ImmLimit + size / 4 <= TGSI_EXEC_NUM_IMMEDIATES ); + + for( i = 0; i < size; i++ ) { + mach->Imms[mach->ImmLimit + i / 4][i % 4] = + parse.FullToken.FullImmediate.u.ImmediateFloat32[i].Float; + } + mach->ImmLimit += size / 4; + } + break; + + case TGSI_TOKEN_TYPE_INSTRUCTION: + assert( labels->count < MAX_LABELS ); + + labels->labels[labels->count][0] = instno; + labels->labels[labels->count][1] = pointer; + labels->count++; + + /* save expanded instruction */ + if (numInstructions == maxInstructions) { + instructions = REALLOC(instructions, + maxInstructions + * sizeof(struct tgsi_full_instruction), + (maxInstructions + 10) + * sizeof(struct tgsi_full_instruction)); + maxInstructions += 10; + } + memcpy(instructions + numInstructions, + &parse.FullToken.FullInstruction, + sizeof(instructions[0])); + numInstructions++; + break; + + default: + assert( 0 ); + } + } + tgsi_parse_free (&parse); + + if (mach->Declarations) { + FREE( mach->Declarations ); + } + mach->Declarations = declarations; + mach->NumDeclarations = numDeclarations; + + if (mach->Instructions) { + FREE( mach->Instructions ); + } + mach->Instructions = instructions; + mach->NumInstructions = numInstructions; +} + + +void +tgsi_exec_machine_init( + struct tgsi_exec_machine *mach ) +{ + uint i; + + mach->Temps = (struct tgsi_exec_vector *) tgsi_align_128bit( mach->_Temps); + mach->Addrs = &mach->Temps[TGSI_EXEC_TEMP_ADDR]; + + /* Setup constants. */ + for( i = 0; i < 4; i++ ) { + mach->Temps[TEMP_0_I].xyzw[TEMP_0_C].u[i] = 0x00000000; + mach->Temps[TEMP_7F_I].xyzw[TEMP_7F_C].u[i] = 0x7FFFFFFF; + mach->Temps[TEMP_80_I].xyzw[TEMP_80_C].u[i] = 0x80000000; + mach->Temps[TEMP_FF_I].xyzw[TEMP_FF_C].u[i] = 0xFFFFFFFF; + mach->Temps[TEMP_1_I].xyzw[TEMP_1_C].f[i] = 1.0f; + mach->Temps[TEMP_2_I].xyzw[TEMP_2_C].f[i] = 2.0f; + mach->Temps[TEMP_128_I].xyzw[TEMP_128_C].f[i] = 128.0f; + mach->Temps[TEMP_M128_I].xyzw[TEMP_M128_C].f[i] = -128.0f; + mach->Temps[TEMP_3_I].xyzw[TEMP_3_C].f[i] = 3.0f; + mach->Temps[TEMP_HALF_I].xyzw[TEMP_HALF_C].f[i] = 0.5f; + } +} + + +void +tgsi_exec_machine_free_data(struct tgsi_exec_machine *mach) +{ + if (mach->Instructions) { + FREE(mach->Instructions); + mach->Instructions = NULL; + mach->NumInstructions = 0; + } + if (mach->Declarations) { + FREE(mach->Declarations); + mach->Declarations = NULL; + mach->NumDeclarations = 0; + } +} + + +static void +micro_abs( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = fabsf( src->f[0] ); + dst->f[1] = fabsf( src->f[1] ); + dst->f[2] = fabsf( src->f[2] ); + dst->f[3] = fabsf( src->f[3] ); +} + +static void +micro_add( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->f[0] = src0->f[0] + src1->f[0]; + dst->f[1] = src0->f[1] + src1->f[1]; + dst->f[2] = src0->f[2] + src1->f[2]; + dst->f[3] = src0->f[3] + src1->f[3]; +} + +static void +micro_iadd( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->i[0] = src0->i[0] + src1->i[0]; + dst->i[1] = src0->i[1] + src1->i[1]; + dst->i[2] = src0->i[2] + src1->i[2]; + dst->i[3] = src0->i[3] + src1->i[3]; +} + +static void +micro_and( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] & src1->u[0]; + dst->u[1] = src0->u[1] & src1->u[1]; + dst->u[2] = src0->u[2] & src1->u[2]; + dst->u[3] = src0->u[3] & src1->u[3]; +} + +static void +micro_ceil( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = ceilf( src->f[0] ); + dst->f[1] = ceilf( src->f[1] ); + dst->f[2] = ceilf( src->f[2] ); + dst->f[3] = ceilf( src->f[3] ); +} + +static void +micro_cos( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = cosf( src->f[0] ); + dst->f[1] = cosf( src->f[1] ); + dst->f[2] = cosf( src->f[2] ); + dst->f[3] = cosf( src->f[3] ); +} + +static void +micro_ddx( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = + dst->f[1] = + dst->f[2] = + dst->f[3] = src->f[TILE_BOTTOM_RIGHT] - src->f[TILE_BOTTOM_LEFT]; +} + +static void +micro_ddy( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = + dst->f[1] = + dst->f[2] = + dst->f[3] = src->f[TILE_TOP_LEFT] - src->f[TILE_BOTTOM_LEFT]; +} + +static void +micro_div( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + if (src1->f[0] != 0) { + dst->f[0] = src0->f[0] / src1->f[0]; + } + if (src1->f[1] != 0) { + dst->f[1] = src0->f[1] / src1->f[1]; + } + if (src1->f[2] != 0) { + dst->f[2] = src0->f[2] / src1->f[2]; + } + if (src1->f[3] != 0) { + dst->f[3] = src0->f[3] / src1->f[3]; + } +} + +static void +micro_udiv( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] / src1->u[0]; + dst->u[1] = src0->u[1] / src1->u[1]; + dst->u[2] = src0->u[2] / src1->u[2]; + dst->u[3] = src0->u[3] / src1->u[3]; +} + +static void +micro_eq( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2, + const union tgsi_exec_channel *src3 ) +{ + dst->f[0] = src0->f[0] == src1->f[0] ? src2->f[0] : src3->f[0]; + dst->f[1] = src0->f[1] == src1->f[1] ? src2->f[1] : src3->f[1]; + dst->f[2] = src0->f[2] == src1->f[2] ? src2->f[2] : src3->f[2]; + dst->f[3] = src0->f[3] == src1->f[3] ? src2->f[3] : src3->f[3]; +} + +static void +micro_ieq( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2, + const union tgsi_exec_channel *src3 ) +{ + dst->i[0] = src0->i[0] == src1->i[0] ? src2->i[0] : src3->i[0]; + dst->i[1] = src0->i[1] == src1->i[1] ? src2->i[1] : src3->i[1]; + dst->i[2] = src0->i[2] == src1->i[2] ? src2->i[2] : src3->i[2]; + dst->i[3] = src0->i[3] == src1->i[3] ? src2->i[3] : src3->i[3]; +} + +static void +micro_exp2( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src) +{ +#if FAST_MATH + dst->f[0] = util_fast_exp2( src->f[0] ); + dst->f[1] = util_fast_exp2( src->f[1] ); + dst->f[2] = util_fast_exp2( src->f[2] ); + dst->f[3] = util_fast_exp2( src->f[3] ); +#else + dst->f[0] = powf( 2.0f, src->f[0] ); + dst->f[1] = powf( 2.0f, src->f[1] ); + dst->f[2] = powf( 2.0f, src->f[2] ); + dst->f[3] = powf( 2.0f, src->f[3] ); +#endif +} + +static void +micro_f2ut( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->u[0] = (uint) src->f[0]; + dst->u[1] = (uint) src->f[1]; + dst->u[2] = (uint) src->f[2]; + dst->u[3] = (uint) src->f[3]; +} + +static void +micro_flr( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = floorf( src->f[0] ); + dst->f[1] = floorf( src->f[1] ); + dst->f[2] = floorf( src->f[2] ); + dst->f[3] = floorf( src->f[3] ); +} + +static void +micro_frc( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = src->f[0] - floorf( src->f[0] ); + dst->f[1] = src->f[1] - floorf( src->f[1] ); + dst->f[2] = src->f[2] - floorf( src->f[2] ); + dst->f[3] = src->f[3] - floorf( src->f[3] ); +} + +static void +micro_ge( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2, + const union tgsi_exec_channel *src3 ) +{ + dst->f[0] = src0->f[0] >= src1->f[0] ? src2->f[0] : src3->f[0]; + dst->f[1] = src0->f[1] >= src1->f[1] ? src2->f[1] : src3->f[1]; + dst->f[2] = src0->f[2] >= src1->f[2] ? src2->f[2] : src3->f[2]; + dst->f[3] = src0->f[3] >= src1->f[3] ? src2->f[3] : src3->f[3]; +} + +static void +micro_i2f( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = (float) src->i[0]; + dst->f[1] = (float) src->i[1]; + dst->f[2] = (float) src->i[2]; + dst->f[3] = (float) src->i[3]; +} + +static void +micro_lg2( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ +#if FAST_MATH + dst->f[0] = util_fast_log2( src->f[0] ); + dst->f[1] = util_fast_log2( src->f[1] ); + dst->f[2] = util_fast_log2( src->f[2] ); + dst->f[3] = util_fast_log2( src->f[3] ); +#else + dst->f[0] = logf( src->f[0] ) * 1.442695f; + dst->f[1] = logf( src->f[1] ) * 1.442695f; + dst->f[2] = logf( src->f[2] ) * 1.442695f; + dst->f[3] = logf( src->f[3] ) * 1.442695f; +#endif +} + +static void +micro_le( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2, + const union tgsi_exec_channel *src3 ) +{ + dst->f[0] = src0->f[0] <= src1->f[0] ? src2->f[0] : src3->f[0]; + dst->f[1] = src0->f[1] <= src1->f[1] ? src2->f[1] : src3->f[1]; + dst->f[2] = src0->f[2] <= src1->f[2] ? src2->f[2] : src3->f[2]; + dst->f[3] = src0->f[3] <= src1->f[3] ? src2->f[3] : src3->f[3]; +} + +static void +micro_lt( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2, + const union tgsi_exec_channel *src3 ) +{ + dst->f[0] = src0->f[0] < src1->f[0] ? src2->f[0] : src3->f[0]; + dst->f[1] = src0->f[1] < src1->f[1] ? src2->f[1] : src3->f[1]; + dst->f[2] = src0->f[2] < src1->f[2] ? src2->f[2] : src3->f[2]; + dst->f[3] = src0->f[3] < src1->f[3] ? src2->f[3] : src3->f[3]; +} + +static void +micro_ilt( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2, + const union tgsi_exec_channel *src3 ) +{ + dst->i[0] = src0->i[0] < src1->i[0] ? src2->i[0] : src3->i[0]; + dst->i[1] = src0->i[1] < src1->i[1] ? src2->i[1] : src3->i[1]; + dst->i[2] = src0->i[2] < src1->i[2] ? src2->i[2] : src3->i[2]; + dst->i[3] = src0->i[3] < src1->i[3] ? src2->i[3] : src3->i[3]; +} + +static void +micro_ult( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2, + const union tgsi_exec_channel *src3 ) +{ + dst->u[0] = src0->u[0] < src1->u[0] ? src2->u[0] : src3->u[0]; + dst->u[1] = src0->u[1] < src1->u[1] ? src2->u[1] : src3->u[1]; + dst->u[2] = src0->u[2] < src1->u[2] ? src2->u[2] : src3->u[2]; + dst->u[3] = src0->u[3] < src1->u[3] ? src2->u[3] : src3->u[3]; +} + +static void +micro_max( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->f[0] = src0->f[0] > src1->f[0] ? src0->f[0] : src1->f[0]; + dst->f[1] = src0->f[1] > src1->f[1] ? src0->f[1] : src1->f[1]; + dst->f[2] = src0->f[2] > src1->f[2] ? src0->f[2] : src1->f[2]; + dst->f[3] = src0->f[3] > src1->f[3] ? src0->f[3] : src1->f[3]; +} + +static void +micro_imax( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->i[0] = src0->i[0] > src1->i[0] ? src0->i[0] : src1->i[0]; + dst->i[1] = src0->i[1] > src1->i[1] ? src0->i[1] : src1->i[1]; + dst->i[2] = src0->i[2] > src1->i[2] ? src0->i[2] : src1->i[2]; + dst->i[3] = src0->i[3] > src1->i[3] ? src0->i[3] : src1->i[3]; +} + +static void +micro_umax( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] > src1->u[0] ? src0->u[0] : src1->u[0]; + dst->u[1] = src0->u[1] > src1->u[1] ? src0->u[1] : src1->u[1]; + dst->u[2] = src0->u[2] > src1->u[2] ? src0->u[2] : src1->u[2]; + dst->u[3] = src0->u[3] > src1->u[3] ? src0->u[3] : src1->u[3]; +} + +static void +micro_min( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->f[0] = src0->f[0] < src1->f[0] ? src0->f[0] : src1->f[0]; + dst->f[1] = src0->f[1] < src1->f[1] ? src0->f[1] : src1->f[1]; + dst->f[2] = src0->f[2] < src1->f[2] ? src0->f[2] : src1->f[2]; + dst->f[3] = src0->f[3] < src1->f[3] ? src0->f[3] : src1->f[3]; +} + +static void +micro_imin( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->i[0] = src0->i[0] < src1->i[0] ? src0->i[0] : src1->i[0]; + dst->i[1] = src0->i[1] < src1->i[1] ? src0->i[1] : src1->i[1]; + dst->i[2] = src0->i[2] < src1->i[2] ? src0->i[2] : src1->i[2]; + dst->i[3] = src0->i[3] < src1->i[3] ? src0->i[3] : src1->i[3]; +} + +static void +micro_umin( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] < src1->u[0] ? src0->u[0] : src1->u[0]; + dst->u[1] = src0->u[1] < src1->u[1] ? src0->u[1] : src1->u[1]; + dst->u[2] = src0->u[2] < src1->u[2] ? src0->u[2] : src1->u[2]; + dst->u[3] = src0->u[3] < src1->u[3] ? src0->u[3] : src1->u[3]; +} + +static void +micro_umod( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] % src1->u[0]; + dst->u[1] = src0->u[1] % src1->u[1]; + dst->u[2] = src0->u[2] % src1->u[2]; + dst->u[3] = src0->u[3] % src1->u[3]; +} + +static void +micro_mul( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->f[0] = src0->f[0] * src1->f[0]; + dst->f[1] = src0->f[1] * src1->f[1]; + dst->f[2] = src0->f[2] * src1->f[2]; + dst->f[3] = src0->f[3] * src1->f[3]; +} + +static void +micro_imul( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->i[0] = src0->i[0] * src1->i[0]; + dst->i[1] = src0->i[1] * src1->i[1]; + dst->i[2] = src0->i[2] * src1->i[2]; + dst->i[3] = src0->i[3] * src1->i[3]; +} + +static void +micro_imul64( + union tgsi_exec_channel *dst0, + union tgsi_exec_channel *dst1, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst1->i[0] = src0->i[0] * src1->i[0]; + dst1->i[1] = src0->i[1] * src1->i[1]; + dst1->i[2] = src0->i[2] * src1->i[2]; + dst1->i[3] = src0->i[3] * src1->i[3]; + dst0->i[0] = 0; + dst0->i[1] = 0; + dst0->i[2] = 0; + dst0->i[3] = 0; +} + +static void +micro_umul64( + union tgsi_exec_channel *dst0, + union tgsi_exec_channel *dst1, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst1->u[0] = src0->u[0] * src1->u[0]; + dst1->u[1] = src0->u[1] * src1->u[1]; + dst1->u[2] = src0->u[2] * src1->u[2]; + dst1->u[3] = src0->u[3] * src1->u[3]; + dst0->u[0] = 0; + dst0->u[1] = 0; + dst0->u[2] = 0; + dst0->u[3] = 0; +} + +static void +micro_movc( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1, + const union tgsi_exec_channel *src2 ) +{ + dst->u[0] = src0->u[0] ? src1->u[0] : src2->u[0]; + dst->u[1] = src0->u[1] ? src1->u[1] : src2->u[1]; + dst->u[2] = src0->u[2] ? src1->u[2] : src2->u[2]; + dst->u[3] = src0->u[3] ? src1->u[3] : src2->u[3]; +} + +static void +micro_neg( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = -src->f[0]; + dst->f[1] = -src->f[1]; + dst->f[2] = -src->f[2]; + dst->f[3] = -src->f[3]; +} + +static void +micro_ineg( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->i[0] = -src->i[0]; + dst->i[1] = -src->i[1]; + dst->i[2] = -src->i[2]; + dst->i[3] = -src->i[3]; +} + +static void +micro_not( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->u[0] = ~src->u[0]; + dst->u[1] = ~src->u[1]; + dst->u[2] = ~src->u[2]; + dst->u[3] = ~src->u[3]; +} + +static void +micro_or( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] | src1->u[0]; + dst->u[1] = src0->u[1] | src1->u[1]; + dst->u[2] = src0->u[2] | src1->u[2]; + dst->u[3] = src0->u[3] | src1->u[3]; +} + +static void +micro_pow( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ +#if FAST_MATH + dst->f[0] = util_fast_pow( src0->f[0], src1->f[0] ); + dst->f[1] = util_fast_pow( src0->f[1], src1->f[1] ); + dst->f[2] = util_fast_pow( src0->f[2], src1->f[2] ); + dst->f[3] = util_fast_pow( src0->f[3], src1->f[3] ); +#else + dst->f[0] = powf( src0->f[0], src1->f[0] ); + dst->f[1] = powf( src0->f[1], src1->f[1] ); + dst->f[2] = powf( src0->f[2], src1->f[2] ); + dst->f[3] = powf( src0->f[3], src1->f[3] ); +#endif +} + +static void +micro_rnd( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = floorf( src->f[0] + 0.5f ); + dst->f[1] = floorf( src->f[1] + 0.5f ); + dst->f[2] = floorf( src->f[2] + 0.5f ); + dst->f[3] = floorf( src->f[3] + 0.5f ); +} + +static void +micro_sgn( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = src->f[0] < 0.0f ? -1.0f : src->f[0] > 0.0f ? 1.0f : 0.0f; + dst->f[1] = src->f[1] < 0.0f ? -1.0f : src->f[1] > 0.0f ? 1.0f : 0.0f; + dst->f[2] = src->f[2] < 0.0f ? -1.0f : src->f[2] > 0.0f ? 1.0f : 0.0f; + dst->f[3] = src->f[3] < 0.0f ? -1.0f : src->f[3] > 0.0f ? 1.0f : 0.0f; +} + +static void +micro_shl( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->i[0] = src0->i[0] << src1->i[0]; + dst->i[1] = src0->i[1] << src1->i[1]; + dst->i[2] = src0->i[2] << src1->i[2]; + dst->i[3] = src0->i[3] << src1->i[3]; +} + +static void +micro_ishr( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->i[0] = src0->i[0] >> src1->i[0]; + dst->i[1] = src0->i[1] >> src1->i[1]; + dst->i[2] = src0->i[2] >> src1->i[2]; + dst->i[3] = src0->i[3] >> src1->i[3]; +} + +static void +micro_trunc( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0 ) +{ + dst->f[0] = (float) (int) src0->f[0]; + dst->f[1] = (float) (int) src0->f[1]; + dst->f[2] = (float) (int) src0->f[2]; + dst->f[3] = (float) (int) src0->f[3]; +} + +static void +micro_ushr( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] >> src1->u[0]; + dst->u[1] = src0->u[1] >> src1->u[1]; + dst->u[2] = src0->u[2] >> src1->u[2]; + dst->u[3] = src0->u[3] >> src1->u[3]; +} + +static void +micro_sin( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = sinf( src->f[0] ); + dst->f[1] = sinf( src->f[1] ); + dst->f[2] = sinf( src->f[2] ); + dst->f[3] = sinf( src->f[3] ); +} + +static void +micro_sqrt( union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = sqrtf( src->f[0] ); + dst->f[1] = sqrtf( src->f[1] ); + dst->f[2] = sqrtf( src->f[2] ); + dst->f[3] = sqrtf( src->f[3] ); +} + +static void +micro_sub( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->f[0] = src0->f[0] - src1->f[0]; + dst->f[1] = src0->f[1] - src1->f[1]; + dst->f[2] = src0->f[2] - src1->f[2]; + dst->f[3] = src0->f[3] - src1->f[3]; +} + +static void +micro_u2f( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src ) +{ + dst->f[0] = (float) src->u[0]; + dst->f[1] = (float) src->u[1]; + dst->f[2] = (float) src->u[2]; + dst->f[3] = (float) src->u[3]; +} + +static void +micro_xor( + union tgsi_exec_channel *dst, + const union tgsi_exec_channel *src0, + const union tgsi_exec_channel *src1 ) +{ + dst->u[0] = src0->u[0] ^ src1->u[0]; + dst->u[1] = src0->u[1] ^ src1->u[1]; + dst->u[2] = src0->u[2] ^ src1->u[2]; + dst->u[3] = src0->u[3] ^ src1->u[3]; +} + +static void +fetch_src_file_channel( + const struct tgsi_exec_machine *mach, + const uint file, + const uint swizzle, + const union tgsi_exec_channel *index, + union tgsi_exec_channel *chan ) +{ + switch( swizzle ) { + case TGSI_EXTSWIZZLE_X: + case TGSI_EXTSWIZZLE_Y: + case TGSI_EXTSWIZZLE_Z: + case TGSI_EXTSWIZZLE_W: + switch( file ) { + case TGSI_FILE_CONSTANT: + assert(mach->Consts); + if (index->i[0] < 0) + chan->f[0] = 0.0f; + else + chan->f[0] = mach->Consts[index->i[0]][swizzle]; + if (index->i[1] < 0) + chan->f[1] = 0.0f; + else + chan->f[1] = mach->Consts[index->i[1]][swizzle]; + if (index->i[2] < 0) + chan->f[2] = 0.0f; + else + chan->f[2] = mach->Consts[index->i[2]][swizzle]; + if (index->i[3] < 0) + chan->f[3] = 0.0f; + else + chan->f[3] = mach->Consts[index->i[3]][swizzle]; + break; + + case TGSI_FILE_INPUT: + chan->u[0] = mach->Inputs[index->i[0]].xyzw[swizzle].u[0]; + chan->u[1] = mach->Inputs[index->i[1]].xyzw[swizzle].u[1]; + chan->u[2] = mach->Inputs[index->i[2]].xyzw[swizzle].u[2]; + chan->u[3] = mach->Inputs[index->i[3]].xyzw[swizzle].u[3]; + break; + + case TGSI_FILE_TEMPORARY: + assert(index->i[0] < TGSI_EXEC_NUM_TEMPS); + chan->u[0] = mach->Temps[index->i[0]].xyzw[swizzle].u[0]; + chan->u[1] = mach->Temps[index->i[1]].xyzw[swizzle].u[1]; + chan->u[2] = mach->Temps[index->i[2]].xyzw[swizzle].u[2]; + chan->u[3] = mach->Temps[index->i[3]].xyzw[swizzle].u[3]; + break; + + case TGSI_FILE_IMMEDIATE: + assert( index->i[0] < (int) mach->ImmLimit ); + chan->f[0] = mach->Imms[index->i[0]][swizzle]; + assert( index->i[1] < (int) mach->ImmLimit ); + chan->f[1] = mach->Imms[index->i[1]][swizzle]; + assert( index->i[2] < (int) mach->ImmLimit ); + chan->f[2] = mach->Imms[index->i[2]][swizzle]; + assert( index->i[3] < (int) mach->ImmLimit ); + chan->f[3] = mach->Imms[index->i[3]][swizzle]; + break; + + case TGSI_FILE_ADDRESS: + chan->u[0] = mach->Addrs[index->i[0]].xyzw[swizzle].u[0]; + chan->u[1] = mach->Addrs[index->i[1]].xyzw[swizzle].u[1]; + chan->u[2] = mach->Addrs[index->i[2]].xyzw[swizzle].u[2]; + chan->u[3] = mach->Addrs[index->i[3]].xyzw[swizzle].u[3]; + break; + + case TGSI_FILE_OUTPUT: + /* vertex/fragment output vars can be read too */ + chan->u[0] = mach->Outputs[index->i[0]].xyzw[swizzle].u[0]; + chan->u[1] = mach->Outputs[index->i[1]].xyzw[swizzle].u[1]; + chan->u[2] = mach->Outputs[index->i[2]].xyzw[swizzle].u[2]; + chan->u[3] = mach->Outputs[index->i[3]].xyzw[swizzle].u[3]; + break; + + default: + assert( 0 ); + } + break; + + case TGSI_EXTSWIZZLE_ZERO: + *chan = mach->Temps[TEMP_0_I].xyzw[TEMP_0_C]; + break; + + case TGSI_EXTSWIZZLE_ONE: + *chan = mach->Temps[TEMP_1_I].xyzw[TEMP_1_C]; + break; + + default: + assert( 0 ); + } +} + +static void +fetch_source( + const struct tgsi_exec_machine *mach, + union tgsi_exec_channel *chan, + const struct tgsi_full_src_register *reg, + const uint chan_index ) +{ + union tgsi_exec_channel index; + uint swizzle; + + /* We start with a direct index into a register file. + * + * file[1], + * where: + * file = SrcRegister.File + * [1] = SrcRegister.Index + */ + index.i[0] = + index.i[1] = + index.i[2] = + index.i[3] = reg->SrcRegister.Index; + + /* There is an extra source register that indirectly subscripts + * a register file. The direct index now becomes an offset + * that is being added to the indirect register. + * + * file[ind[2].x+1], + * where: + * ind = SrcRegisterInd.File + * [2] = SrcRegisterInd.Index + * .x = SrcRegisterInd.SwizzleX + */ + if (reg->SrcRegister.Indirect) { + union tgsi_exec_channel index2; + union tgsi_exec_channel indir_index; + const uint execmask = mach->ExecMask; + uint i; + + /* which address register (always zero now) */ + index2.i[0] = + index2.i[1] = + index2.i[2] = + index2.i[3] = reg->SrcRegisterInd.Index; + + /* get current value of address register[swizzle] */ + swizzle = tgsi_util_get_src_register_swizzle( ®->SrcRegisterInd, CHAN_X ); + fetch_src_file_channel( + mach, + reg->SrcRegisterInd.File, + swizzle, + &index2, + &indir_index ); + + /* add value of address register to the offset */ + index.i[0] += (int) indir_index.f[0]; + index.i[1] += (int) indir_index.f[1]; + index.i[2] += (int) indir_index.f[2]; + index.i[3] += (int) indir_index.f[3]; + + /* for disabled execution channels, zero-out the index to + * avoid using a potential garbage value. + */ + for (i = 0; i < QUAD_SIZE; i++) { + if ((execmask & (1 << i)) == 0) + index.i[i] = 0; + } + } + + /* There is an extra source register that is a second + * subscript to a register file. Effectively it means that + * the register file is actually a 2D array of registers. + * + * file[1][3] == file[1*sizeof(file[1])+3], + * where: + * [3] = SrcRegisterDim.Index + */ + if (reg->SrcRegister.Dimension) { + /* The size of the first-order array depends on the register file type. + * We need to multiply the index to the first array to get an effective, + * "flat" index that points to the beginning of the second-order array. + */ + switch (reg->SrcRegister.File) { + case TGSI_FILE_INPUT: + index.i[0] *= TGSI_EXEC_MAX_INPUT_ATTRIBS; + index.i[1] *= TGSI_EXEC_MAX_INPUT_ATTRIBS; + index.i[2] *= TGSI_EXEC_MAX_INPUT_ATTRIBS; + index.i[3] *= TGSI_EXEC_MAX_INPUT_ATTRIBS; + break; + case TGSI_FILE_CONSTANT: + index.i[0] *= TGSI_EXEC_MAX_CONST_BUFFER; + index.i[1] *= TGSI_EXEC_MAX_CONST_BUFFER; + index.i[2] *= TGSI_EXEC_MAX_CONST_BUFFER; + index.i[3] *= TGSI_EXEC_MAX_CONST_BUFFER; + break; + default: + assert( 0 ); + } + + index.i[0] += reg->SrcRegisterDim.Index; + index.i[1] += reg->SrcRegisterDim.Index; + index.i[2] += reg->SrcRegisterDim.Index; + index.i[3] += reg->SrcRegisterDim.Index; + + /* Again, the second subscript index can be addressed indirectly + * identically to the first one. + * Nothing stops us from indirectly addressing the indirect register, + * but there is no need for that, so we won't exercise it. + * + * file[1][ind[4].y+3], + * where: + * ind = SrcRegisterDimInd.File + * [4] = SrcRegisterDimInd.Index + * .y = SrcRegisterDimInd.SwizzleX + */ + if (reg->SrcRegisterDim.Indirect) { + union tgsi_exec_channel index2; + union tgsi_exec_channel indir_index; + const uint execmask = mach->ExecMask; + uint i; + + index2.i[0] = + index2.i[1] = + index2.i[2] = + index2.i[3] = reg->SrcRegisterDimInd.Index; + + swizzle = tgsi_util_get_src_register_swizzle( ®->SrcRegisterDimInd, CHAN_X ); + fetch_src_file_channel( + mach, + reg->SrcRegisterDimInd.File, + swizzle, + &index2, + &indir_index ); + + index.i[0] += (int) indir_index.f[0]; + index.i[1] += (int) indir_index.f[1]; + index.i[2] += (int) indir_index.f[2]; + index.i[3] += (int) indir_index.f[3]; + + /* for disabled execution channels, zero-out the index to + * avoid using a potential garbage value. + */ + for (i = 0; i < QUAD_SIZE; i++) { + if ((execmask & (1 << i)) == 0) + index.i[i] = 0; + } + } + + /* If by any chance there was a need for a 3D array of register + * files, we would have to check whether SrcRegisterDim is followed + * by a dimension register and continue the saga. + */ + } + + swizzle = tgsi_util_get_full_src_register_extswizzle( reg, chan_index ); + fetch_src_file_channel( + mach, + reg->SrcRegister.File, + swizzle, + &index, + chan ); + + switch (tgsi_util_get_full_src_register_sign_mode( reg, chan_index )) { + case TGSI_UTIL_SIGN_CLEAR: + micro_abs( chan, chan ); + break; + + case TGSI_UTIL_SIGN_SET: + micro_abs( chan, chan ); + micro_neg( chan, chan ); + break; + + case TGSI_UTIL_SIGN_TOGGLE: + micro_neg( chan, chan ); + break; + + case TGSI_UTIL_SIGN_KEEP: + break; + } + + if (reg->SrcRegisterExtMod.Complement) { + micro_sub( chan, &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], chan ); + } +} + +static void +store_dest( + struct tgsi_exec_machine *mach, + const union tgsi_exec_channel *chan, + const struct tgsi_full_dst_register *reg, + const struct tgsi_full_instruction *inst, + uint chan_index ) +{ + uint i; + union tgsi_exec_channel null; + union tgsi_exec_channel *dst; + uint execmask = mach->ExecMask; + + switch (reg->DstRegister.File) { + case TGSI_FILE_NULL: + dst = &null; + break; + + case TGSI_FILE_OUTPUT: + dst = &mach->Outputs[mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0] + + reg->DstRegister.Index].xyzw[chan_index]; + break; + + case TGSI_FILE_TEMPORARY: + assert( reg->DstRegister.Index < TGSI_EXEC_NUM_TEMPS ); + dst = &mach->Temps[reg->DstRegister.Index].xyzw[chan_index]; + break; + + case TGSI_FILE_ADDRESS: + dst = &mach->Addrs[reg->DstRegister.Index].xyzw[chan_index]; + break; + + default: + assert( 0 ); + return; + } + + if (inst->InstructionExtNv.CondFlowEnable) { + union tgsi_exec_channel *cc = &mach->Temps[TEMP_CC_I].xyzw[TEMP_CC_C]; + uint swizzle; + uint shift; + uint mask; + uint test; + + /* Only CC0 supported. + */ + assert( inst->InstructionExtNv.CondFlowIndex < 1 ); + + switch (chan_index) { + case CHAN_X: + swizzle = inst->InstructionExtNv.CondSwizzleX; + break; + case CHAN_Y: + swizzle = inst->InstructionExtNv.CondSwizzleY; + break; + case CHAN_Z: + swizzle = inst->InstructionExtNv.CondSwizzleZ; + break; + case CHAN_W: + swizzle = inst->InstructionExtNv.CondSwizzleW; + break; + default: + assert( 0 ); + return; + } + + switch (swizzle) { + case TGSI_SWIZZLE_X: + shift = TGSI_EXEC_CC_X_SHIFT; + mask = TGSI_EXEC_CC_X_MASK; + break; + case TGSI_SWIZZLE_Y: + shift = TGSI_EXEC_CC_Y_SHIFT; + mask = TGSI_EXEC_CC_Y_MASK; + break; + case TGSI_SWIZZLE_Z: + shift = TGSI_EXEC_CC_Z_SHIFT; + mask = TGSI_EXEC_CC_Z_MASK; + break; + case TGSI_SWIZZLE_W: + shift = TGSI_EXEC_CC_W_SHIFT; + mask = TGSI_EXEC_CC_W_MASK; + break; + default: + assert( 0 ); + return; + } + + switch (inst->InstructionExtNv.CondMask) { + case TGSI_CC_GT: + test = ~(TGSI_EXEC_CC_GT << shift) & mask; + for (i = 0; i < QUAD_SIZE; i++) + if (cc->u[i] & test) + execmask &= ~(1 << i); + break; + + case TGSI_CC_EQ: + test = ~(TGSI_EXEC_CC_EQ << shift) & mask; + for (i = 0; i < QUAD_SIZE; i++) + if (cc->u[i] & test) + execmask &= ~(1 << i); + break; + + case TGSI_CC_LT: + test = ~(TGSI_EXEC_CC_LT << shift) & mask; + for (i = 0; i < QUAD_SIZE; i++) + if (cc->u[i] & test) + execmask &= ~(1 << i); + break; + + case TGSI_CC_GE: + test = ~((TGSI_EXEC_CC_GT | TGSI_EXEC_CC_EQ) << shift) & mask; + for (i = 0; i < QUAD_SIZE; i++) + if (cc->u[i] & test) + execmask &= ~(1 << i); + break; + + case TGSI_CC_LE: + test = ~((TGSI_EXEC_CC_LT | TGSI_EXEC_CC_EQ) << shift) & mask; + for (i = 0; i < QUAD_SIZE; i++) + if (cc->u[i] & test) + execmask &= ~(1 << i); + break; + + case TGSI_CC_NE: + test = ~((TGSI_EXEC_CC_GT | TGSI_EXEC_CC_LT | TGSI_EXEC_CC_UN) << shift) & mask; + for (i = 0; i < QUAD_SIZE; i++) + if (cc->u[i] & test) + execmask &= ~(1 << i); + break; + + case TGSI_CC_TR: + break; + + case TGSI_CC_FL: + for (i = 0; i < QUAD_SIZE; i++) + execmask &= ~(1 << i); + break; + + default: + assert( 0 ); + return; + } + } + + switch (inst->Instruction.Saturate) { + case TGSI_SAT_NONE: + for (i = 0; i < QUAD_SIZE; i++) + if (execmask & (1 << i)) + dst->i[i] = chan->i[i]; + break; + + case TGSI_SAT_ZERO_ONE: + for (i = 0; i < QUAD_SIZE; i++) + if (execmask & (1 << i)) { + if (chan->f[i] < 0.0f) + dst->f[i] = 0.0f; + else if (chan->f[i] > 1.0f) + dst->f[i] = 1.0f; + else + dst->i[i] = chan->i[i]; + } + break; + + case TGSI_SAT_MINUS_PLUS_ONE: + for (i = 0; i < QUAD_SIZE; i++) + if (execmask & (1 << i)) { + if (chan->f[i] < -1.0f) + dst->f[i] = -1.0f; + else if (chan->f[i] > 1.0f) + dst->f[i] = 1.0f; + else + dst->i[i] = chan->i[i]; + } + break; + + default: + assert( 0 ); + } + + if (inst->InstructionExtNv.CondDstUpdate) { + union tgsi_exec_channel *cc = &mach->Temps[TEMP_CC_I].xyzw[TEMP_CC_C]; + uint shift; + uint mask; + + /* Only CC0 supported. + */ + assert( inst->InstructionExtNv.CondDstIndex < 1 ); + + switch (chan_index) { + case CHAN_X: + shift = TGSI_EXEC_CC_X_SHIFT; + mask = ~TGSI_EXEC_CC_X_MASK; + break; + case CHAN_Y: + shift = TGSI_EXEC_CC_Y_SHIFT; + mask = ~TGSI_EXEC_CC_Y_MASK; + break; + case CHAN_Z: + shift = TGSI_EXEC_CC_Z_SHIFT; + mask = ~TGSI_EXEC_CC_Z_MASK; + break; + case CHAN_W: + shift = TGSI_EXEC_CC_W_SHIFT; + mask = ~TGSI_EXEC_CC_W_MASK; + break; + default: + assert( 0 ); + return; + } + + for (i = 0; i < QUAD_SIZE; i++) + if (execmask & (1 << i)) { + cc->u[i] &= mask; + if (dst->f[i] < 0.0f) + cc->u[i] |= TGSI_EXEC_CC_LT << shift; + else if (dst->f[i] > 0.0f) + cc->u[i] |= TGSI_EXEC_CC_GT << shift; + else if (dst->f[i] == 0.0f) + cc->u[i] |= TGSI_EXEC_CC_EQ << shift; + else + cc->u[i] |= TGSI_EXEC_CC_UN << shift; + } + } +} + +#define FETCH(VAL,INDEX,CHAN)\ + fetch_source (mach, VAL, &inst->FullSrcRegisters[INDEX], CHAN) + +#define STORE(VAL,INDEX,CHAN)\ + store_dest (mach, VAL, &inst->FullDstRegisters[INDEX], inst, CHAN ) + + +/** + * Execute ARB-style KIL which is predicated by a src register. + * Kill fragment if any of the four values is less than zero. + */ +static void +exec_kil(struct tgsi_exec_machine *mach, + const struct tgsi_full_instruction *inst) +{ + uint uniquemask; + uint chan_index; + uint kilmask = 0; /* bit 0 = pixel 0, bit 1 = pixel 1, etc */ + union tgsi_exec_channel r[1]; + + /* This mask stores component bits that were already tested. Note that + * we test if the value is less than zero, so 1.0 and 0.0 need not to be + * tested. */ + uniquemask = (1 << TGSI_EXTSWIZZLE_ZERO) | (1 << TGSI_EXTSWIZZLE_ONE); + + for (chan_index = 0; chan_index < 4; chan_index++) + { + uint swizzle; + uint i; + + /* unswizzle channel */ + swizzle = tgsi_util_get_full_src_register_extswizzle ( + &inst->FullSrcRegisters[0], + chan_index); + + /* check if the component has not been already tested */ + if (uniquemask & (1 << swizzle)) + continue; + uniquemask |= 1 << swizzle; + + FETCH(&r[0], 0, chan_index); + for (i = 0; i < 4; i++) + if (r[0].f[i] < 0.0f) + kilmask |= 1 << i; + } + + mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask; +} + +/** + * Execute NVIDIA-style KIL which is predicated by a condition code. + * Kill fragment if the condition code is TRUE. + */ +static void +exec_kilp(struct tgsi_exec_machine *mach, + const struct tgsi_full_instruction *inst) +{ + uint kilmask; /* bit 0 = pixel 0, bit 1 = pixel 1, etc */ + + if (inst->InstructionExtNv.CondFlowEnable) { + uint swizzle[4]; + uint chan_index; + + kilmask = 0x0; + + swizzle[0] = inst->InstructionExtNv.CondSwizzleX; + swizzle[1] = inst->InstructionExtNv.CondSwizzleY; + swizzle[2] = inst->InstructionExtNv.CondSwizzleZ; + swizzle[3] = inst->InstructionExtNv.CondSwizzleW; + + for (chan_index = 0; chan_index < 4; chan_index++) + { + uint i; + + for (i = 0; i < 4; i++) { + /* TODO: evaluate the condition code */ + if (0) + kilmask |= 1 << i; + } + } + } + else { + /* "unconditional" kil */ + kilmask = mach->ExecMask; + } + mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask; +} + + +/* + * Fetch a four texture samples using STR texture coordinates. + */ +static void +fetch_texel( struct tgsi_sampler *sampler, + const union tgsi_exec_channel *s, + const union tgsi_exec_channel *t, + const union tgsi_exec_channel *p, + float lodbias, /* XXX should be float[4] */ + union tgsi_exec_channel *r, + union tgsi_exec_channel *g, + union tgsi_exec_channel *b, + union tgsi_exec_channel *a ) +{ + uint j; + float rgba[NUM_CHANNELS][QUAD_SIZE]; + + sampler->get_samples(sampler, s->f, t->f, p->f, lodbias, rgba); + + for (j = 0; j < 4; j++) { + r->f[j] = rgba[0][j]; + g->f[j] = rgba[1][j]; + b->f[j] = rgba[2][j]; + a->f[j] = rgba[3][j]; + } +} + + +static void +exec_tex(struct tgsi_exec_machine *mach, + const struct tgsi_full_instruction *inst, + boolean biasLod, + boolean projected) +{ + const uint unit = inst->FullSrcRegisters[1].SrcRegister.Index; + union tgsi_exec_channel r[4]; + uint chan_index; + float lodBias; + + /* debug_printf("Sampler %u unit %u\n", sampler, unit); */ + + switch (inst->InstructionExtTexture.Texture) { + case TGSI_TEXTURE_1D: + + FETCH(&r[0], 0, CHAN_X); + + if (projected) { + FETCH(&r[1], 0, CHAN_W); + micro_div( &r[0], &r[0], &r[1] ); + } + + if (biasLod) { + FETCH(&r[1], 0, CHAN_W); + lodBias = r[2].f[0]; + } + else + lodBias = 0.0; + + fetch_texel(mach->Samplers[unit], + &r[0], NULL, NULL, lodBias, /* S, T, P, BIAS */ + &r[0], &r[1], &r[2], &r[3]); /* R, G, B, A */ + break; + + case TGSI_TEXTURE_2D: + case TGSI_TEXTURE_RECT: + + FETCH(&r[0], 0, CHAN_X); + FETCH(&r[1], 0, CHAN_Y); + FETCH(&r[2], 0, CHAN_Z); + + if (projected) { + FETCH(&r[3], 0, CHAN_W); + micro_div( &r[0], &r[0], &r[3] ); + micro_div( &r[1], &r[1], &r[3] ); + micro_div( &r[2], &r[2], &r[3] ); + } + + if (biasLod) { + FETCH(&r[3], 0, CHAN_W); + lodBias = r[3].f[0]; + } + else + lodBias = 0.0; + + fetch_texel(mach->Samplers[unit], + &r[0], &r[1], &r[2], lodBias, /* inputs */ + &r[0], &r[1], &r[2], &r[3]); /* outputs */ + break; + + case TGSI_TEXTURE_3D: + case TGSI_TEXTURE_CUBE: + + FETCH(&r[0], 0, CHAN_X); + FETCH(&r[1], 0, CHAN_Y); + FETCH(&r[2], 0, CHAN_Z); + + if (projected) { + FETCH(&r[3], 0, CHAN_W); + micro_div( &r[0], &r[0], &r[3] ); + micro_div( &r[1], &r[1], &r[3] ); + micro_div( &r[2], &r[2], &r[3] ); + } + + if (biasLod) { + FETCH(&r[3], 0, CHAN_W); + lodBias = r[3].f[0]; + } + else + lodBias = 0.0; + + fetch_texel(mach->Samplers[unit], + &r[0], &r[1], &r[2], lodBias, + &r[0], &r[1], &r[2], &r[3]); + break; + + default: + assert (0); + } + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[chan_index], 0, chan_index ); + } +} + + +/** + * Evaluate a constant-valued coefficient at the position of the + * current quad. + */ +static void +eval_constant_coef( + struct tgsi_exec_machine *mach, + unsigned attrib, + unsigned chan ) +{ + unsigned i; + + for( i = 0; i < QUAD_SIZE; i++ ) { + mach->Inputs[attrib].xyzw[chan].f[i] = mach->InterpCoefs[attrib].a0[chan]; + } +} + +/** + * Evaluate a linear-valued coefficient at the position of the + * current quad. + */ +static void +eval_linear_coef( + struct tgsi_exec_machine *mach, + unsigned attrib, + unsigned chan ) +{ + const float x = mach->QuadPos.xyzw[0].f[0]; + const float y = mach->QuadPos.xyzw[1].f[0]; + const float dadx = mach->InterpCoefs[attrib].dadx[chan]; + const float dady = mach->InterpCoefs[attrib].dady[chan]; + const float a0 = mach->InterpCoefs[attrib].a0[chan] + dadx * x + dady * y; + mach->Inputs[attrib].xyzw[chan].f[0] = a0; + mach->Inputs[attrib].xyzw[chan].f[1] = a0 + dadx; + mach->Inputs[attrib].xyzw[chan].f[2] = a0 + dady; + mach->Inputs[attrib].xyzw[chan].f[3] = a0 + dadx + dady; +} + +/** + * Evaluate a perspective-valued coefficient at the position of the + * current quad. + */ +static void +eval_perspective_coef( + struct tgsi_exec_machine *mach, + unsigned attrib, + unsigned chan ) +{ + const float x = mach->QuadPos.xyzw[0].f[0]; + const float y = mach->QuadPos.xyzw[1].f[0]; + const float dadx = mach->InterpCoefs[attrib].dadx[chan]; + const float dady = mach->InterpCoefs[attrib].dady[chan]; + const float a0 = mach->InterpCoefs[attrib].a0[chan] + dadx * x + dady * y; + const float *w = mach->QuadPos.xyzw[3].f; + /* divide by W here */ + mach->Inputs[attrib].xyzw[chan].f[0] = a0 / w[0]; + mach->Inputs[attrib].xyzw[chan].f[1] = (a0 + dadx) / w[1]; + mach->Inputs[attrib].xyzw[chan].f[2] = (a0 + dady) / w[2]; + mach->Inputs[attrib].xyzw[chan].f[3] = (a0 + dadx + dady) / w[3]; +} + + +typedef void (* eval_coef_func)( + struct tgsi_exec_machine *mach, + unsigned attrib, + unsigned chan ); + +static void +exec_declaration( + struct tgsi_exec_machine *mach, + const struct tgsi_full_declaration *decl ) +{ + if( mach->Processor == TGSI_PROCESSOR_FRAGMENT ) { + if( decl->Declaration.File == TGSI_FILE_INPUT ) { + unsigned first, last, mask; + eval_coef_func eval; + + first = decl->DeclarationRange.First; + last = decl->DeclarationRange.Last; + mask = decl->Declaration.UsageMask; + + switch( decl->Declaration.Interpolate ) { + case TGSI_INTERPOLATE_CONSTANT: + eval = eval_constant_coef; + break; + + case TGSI_INTERPOLATE_LINEAR: + eval = eval_linear_coef; + break; + + case TGSI_INTERPOLATE_PERSPECTIVE: + eval = eval_perspective_coef; + break; + + default: + eval = NULL; + assert( 0 ); + } + + if( mask == TGSI_WRITEMASK_XYZW ) { + unsigned i, j; + + for( i = first; i <= last; i++ ) { + for( j = 0; j < NUM_CHANNELS; j++ ) { + eval( mach, i, j ); + } + } + } + else { + unsigned i, j; + + for( j = 0; j < NUM_CHANNELS; j++ ) { + if( mask & (1 << j) ) { + for( i = first; i <= last; i++ ) { + eval( mach, i, j ); + } + } + } + } + } + } +} + +static void +exec_instruction( + struct tgsi_exec_machine *mach, + const struct tgsi_full_instruction *inst, + int *pc ) +{ + uint chan_index; + union tgsi_exec_channel r[8]; + + (*pc)++; + + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_ARL: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_flr( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_SWZ: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_LIT: + if (IS_CHANNEL_ENABLED( *inst, CHAN_X )) { + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_X ); + } + + if (IS_CHANNEL_ENABLED( *inst, CHAN_Y ) || IS_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( &r[0], 0, CHAN_X ); + if (IS_CHANNEL_ENABLED( *inst, CHAN_Y )) { + micro_max( &r[0], &r[0], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C] ); + STORE( &r[0], 0, CHAN_Y ); + } + + if (IS_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( &r[1], 0, CHAN_Y ); + micro_max( &r[1], &r[1], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C] ); + + FETCH( &r[2], 0, CHAN_W ); + micro_min( &r[2], &r[2], &mach->Temps[TEMP_128_I].xyzw[TEMP_128_C] ); + micro_max( &r[2], &r[2], &mach->Temps[TEMP_M128_I].xyzw[TEMP_M128_C] ); + micro_pow( &r[1], &r[1], &r[2] ); + micro_lt( &r[0], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C], &r[0], &r[1], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C] ); + STORE( &r[0], 0, CHAN_Z ); + } + } + + if (IS_CHANNEL_ENABLED( *inst, CHAN_W )) { + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_RCP: + /* TGSI_OPCODE_RECIP */ + FETCH( &r[0], 0, CHAN_X ); + micro_div( &r[0], &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], &r[0] ); + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_RSQ: + /* TGSI_OPCODE_RECIPSQRT */ + FETCH( &r[0], 0, CHAN_X ); + micro_sqrt( &r[0], &r[0] ); + micro_div( &r[0], &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], &r[0] ); + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_EXP: + FETCH( &r[0], 0, CHAN_X ); + micro_flr( &r[1], &r[0] ); /* r1 = floor(r0) */ + if (IS_CHANNEL_ENABLED( *inst, CHAN_X )) { + micro_exp2( &r[2], &r[1] ); /* r2 = 2 ^ r1 */ + STORE( &r[2], 0, CHAN_X ); /* store r2 */ + } + if (IS_CHANNEL_ENABLED( *inst, CHAN_Y )) { + micro_sub( &r[2], &r[0], &r[1] ); /* r2 = r0 - r1 */ + STORE( &r[2], 0, CHAN_Y ); /* store r2 */ + } + if (IS_CHANNEL_ENABLED( *inst, CHAN_Z )) { + micro_exp2( &r[2], &r[0] ); /* r2 = 2 ^ r0 */ + STORE( &r[2], 0, CHAN_Z ); /* store r2 */ + } + if (IS_CHANNEL_ENABLED( *inst, CHAN_W )) { + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_LOG: + FETCH( &r[0], 0, CHAN_X ); + micro_abs( &r[2], &r[0] ); /* r2 = abs(r0) */ + micro_lg2( &r[1], &r[2] ); /* r1 = lg2(r2) */ + micro_flr( &r[0], &r[1] ); /* r0 = floor(r1) */ + if (IS_CHANNEL_ENABLED( *inst, CHAN_X )) { + STORE( &r[0], 0, CHAN_X ); + } + if (IS_CHANNEL_ENABLED( *inst, CHAN_Y )) { + micro_exp2( &r[0], &r[0] ); /* r0 = 2 ^ r0 */ + micro_div( &r[0], &r[2], &r[0] ); /* r0 = r2 / r0 */ + STORE( &r[0], 0, CHAN_Y ); + } + if (IS_CHANNEL_ENABLED( *inst, CHAN_Z )) { + STORE( &r[1], 0, CHAN_Z ); + } + if (IS_CHANNEL_ENABLED( *inst, CHAN_W )) { + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_MUL: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) + { + FETCH(&r[0], 0, chan_index); + FETCH(&r[1], 1, chan_index); + + micro_mul( &r[0], &r[0], &r[1] ); + + STORE(&r[0], 0, chan_index); + } + break; + + case TGSI_OPCODE_ADD: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_add( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_DP3: + /* TGSI_OPCODE_DOT3 */ + FETCH( &r[0], 0, CHAN_X ); + FETCH( &r[1], 1, CHAN_X ); + micro_mul( &r[0], &r[0], &r[1] ); + + FETCH( &r[1], 0, CHAN_Y ); + FETCH( &r[2], 1, CHAN_Y ); + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FETCH( &r[1], 0, CHAN_Z ); + FETCH( &r[2], 1, CHAN_Z ); + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_DP4: + /* TGSI_OPCODE_DOT4 */ + FETCH(&r[0], 0, CHAN_X); + FETCH(&r[1], 1, CHAN_X); + + micro_mul( &r[0], &r[0], &r[1] ); + + FETCH(&r[1], 0, CHAN_Y); + FETCH(&r[2], 1, CHAN_Y); + + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FETCH(&r[1], 0, CHAN_Z); + FETCH(&r[2], 1, CHAN_Z); + + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FETCH(&r[1], 0, CHAN_W); + FETCH(&r[2], 1, CHAN_W); + + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_DST: + if (IS_CHANNEL_ENABLED( *inst, CHAN_X )) { + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_X ); + } + + if (IS_CHANNEL_ENABLED( *inst, CHAN_Y )) { + FETCH( &r[0], 0, CHAN_Y ); + FETCH( &r[1], 1, CHAN_Y); + micro_mul( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, CHAN_Y ); + } + + if (IS_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( &r[0], 0, CHAN_Z ); + STORE( &r[0], 0, CHAN_Z ); + } + + if (IS_CHANNEL_ENABLED( *inst, CHAN_W )) { + FETCH( &r[0], 1, CHAN_W ); + STORE( &r[0], 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_MIN: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH(&r[0], 0, chan_index); + FETCH(&r[1], 1, chan_index); + + /* XXX use micro_min()?? */ + micro_lt( &r[0], &r[0], &r[1], &r[0], &r[1] ); + + STORE(&r[0], 0, chan_index); + } + break; + + case TGSI_OPCODE_MAX: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH(&r[0], 0, chan_index); + FETCH(&r[1], 1, chan_index); + + /* XXX use micro_max()?? */ + micro_lt( &r[0], &r[0], &r[1], &r[1], &r[0] ); + + STORE(&r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SLT: + /* TGSI_OPCODE_SETLT */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_lt( &r[0], &r[0], &r[1], &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SGE: + /* TGSI_OPCODE_SETGE */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_ge( &r[0], &r[0], &r[1], &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_MAD: + /* TGSI_OPCODE_MADD */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_mul( &r[0], &r[0], &r[1] ); + FETCH( &r[1], 2, chan_index ); + micro_add( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SUB: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH(&r[0], 0, chan_index); + FETCH(&r[1], 1, chan_index); + + micro_sub( &r[0], &r[0], &r[1] ); + + STORE(&r[0], 0, chan_index); + } + break; + + case TGSI_OPCODE_LERP: + /* TGSI_OPCODE_LRP */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH(&r[0], 0, chan_index); + FETCH(&r[1], 1, chan_index); + FETCH(&r[2], 2, chan_index); + + micro_sub( &r[1], &r[1], &r[2] ); + micro_mul( &r[0], &r[0], &r[1] ); + micro_add( &r[0], &r[0], &r[2] ); + + STORE(&r[0], 0, chan_index); + } + break; + + case TGSI_OPCODE_CND: + assert (0); + break; + + case TGSI_OPCODE_CND0: + assert (0); + break; + + case TGSI_OPCODE_DOT2ADD: + /* TGSI_OPCODE_DP2A */ + FETCH( &r[0], 0, CHAN_X ); + FETCH( &r[1], 1, CHAN_X ); + micro_mul( &r[0], &r[0], &r[1] ); + + FETCH( &r[1], 0, CHAN_Y ); + FETCH( &r[2], 1, CHAN_Y ); + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FETCH( &r[2], 2, CHAN_X ); + micro_add( &r[0], &r[0], &r[2] ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_INDEX: + assert (0); + break; + + case TGSI_OPCODE_NEGATE: + assert (0); + break; + + case TGSI_OPCODE_FRAC: + /* TGSI_OPCODE_FRC */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_frc( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_CLAMP: + assert (0); + break; + + case TGSI_OPCODE_FLOOR: + /* TGSI_OPCODE_FLR */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_flr( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_ROUND: + case TGSI_OPCODE_ARR: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_rnd( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_EXPBASE2: + /* TGSI_OPCODE_EX2 */ + FETCH(&r[0], 0, CHAN_X); + +#if FAST_MATH + micro_exp2( &r[0], &r[0] ); +#else + micro_pow( &r[0], &mach->Temps[TEMP_2_I].xyzw[TEMP_2_C], &r[0] ); +#endif + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_LOGBASE2: + /* TGSI_OPCODE_LG2 */ + FETCH( &r[0], 0, CHAN_X ); + micro_lg2( &r[0], &r[0] ); + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_POWER: + /* TGSI_OPCODE_POW */ + FETCH(&r[0], 0, CHAN_X); + FETCH(&r[1], 1, CHAN_X); + + micro_pow( &r[0], &r[0], &r[1] ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_CROSSPRODUCT: + /* TGSI_OPCODE_XPD */ + FETCH(&r[0], 0, CHAN_Y); + FETCH(&r[1], 1, CHAN_Z); + + micro_mul( &r[2], &r[0], &r[1] ); + + FETCH(&r[3], 0, CHAN_Z); + FETCH(&r[4], 1, CHAN_Y); + + micro_mul( &r[5], &r[3], &r[4] ); + micro_sub( &r[2], &r[2], &r[5] ); + + if (IS_CHANNEL_ENABLED( *inst, CHAN_X )) { + STORE( &r[2], 0, CHAN_X ); + } + + FETCH(&r[2], 1, CHAN_X); + + micro_mul( &r[3], &r[3], &r[2] ); + + FETCH(&r[5], 0, CHAN_X); + + micro_mul( &r[1], &r[1], &r[5] ); + micro_sub( &r[3], &r[3], &r[1] ); + + if (IS_CHANNEL_ENABLED( *inst, CHAN_Y )) { + STORE( &r[3], 0, CHAN_Y ); + } + + micro_mul( &r[5], &r[5], &r[4] ); + micro_mul( &r[0], &r[0], &r[2] ); + micro_sub( &r[5], &r[5], &r[0] ); + + if (IS_CHANNEL_ENABLED( *inst, CHAN_Z )) { + STORE( &r[5], 0, CHAN_Z ); + } + + if (IS_CHANNEL_ENABLED( *inst, CHAN_W )) { + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_MULTIPLYMATRIX: + assert (0); + break; + + case TGSI_OPCODE_ABS: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH(&r[0], 0, chan_index); + + micro_abs( &r[0], &r[0] ); + + STORE(&r[0], 0, chan_index); + } + break; + + case TGSI_OPCODE_RCC: + assert (0); + break; + + case TGSI_OPCODE_DPH: + FETCH(&r[0], 0, CHAN_X); + FETCH(&r[1], 1, CHAN_X); + + micro_mul( &r[0], &r[0], &r[1] ); + + FETCH(&r[1], 0, CHAN_Y); + FETCH(&r[2], 1, CHAN_Y); + + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FETCH(&r[1], 0, CHAN_Z); + FETCH(&r[2], 1, CHAN_Z); + + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FETCH(&r[1], 1, CHAN_W); + + micro_add( &r[0], &r[0], &r[1] ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_COS: + FETCH(&r[0], 0, CHAN_X); + + micro_cos( &r[0], &r[0] ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_DDX: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_ddx( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_DDY: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_ddy( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_KILP: + exec_kilp (mach, inst); + break; + + case TGSI_OPCODE_KIL: + exec_kil (mach, inst); + break; + + case TGSI_OPCODE_PK2H: + assert (0); + break; + + case TGSI_OPCODE_PK2US: + assert (0); + break; + + case TGSI_OPCODE_PK4B: + assert (0); + break; + + case TGSI_OPCODE_PK4UB: + assert (0); + break; + + case TGSI_OPCODE_RFL: + assert (0); + break; + + case TGSI_OPCODE_SEQ: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_eq( &r[0], &r[0], &r[1], + &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], + &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SFL: + assert (0); + break; + + case TGSI_OPCODE_SGT: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_le( &r[0], &r[0], &r[1], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C], &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SIN: + FETCH( &r[0], 0, CHAN_X ); + micro_sin( &r[0], &r[0] ); + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SLE: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_le( &r[0], &r[0], &r[1], &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SNE: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_eq( &r[0], &r[0], &r[1], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C], &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_STR: + assert (0); + break; + + case TGSI_OPCODE_TEX: + /* simple texture lookup */ + /* src[0] = texcoord */ + /* src[1] = sampler unit */ + exec_tex(mach, inst, FALSE, FALSE); + break; + + case TGSI_OPCODE_TXB: + /* Texture lookup with lod bias */ + /* src[0] = texcoord (src[0].w = LOD bias) */ + /* src[1] = sampler unit */ + exec_tex(mach, inst, TRUE, FALSE); + break; + + case TGSI_OPCODE_TXD: + /* Texture lookup with explict partial derivatives */ + /* src[0] = texcoord */ + /* src[1] = d[strq]/dx */ + /* src[2] = d[strq]/dy */ + /* src[3] = sampler unit */ + assert (0); + break; + + case TGSI_OPCODE_TXL: + /* Texture lookup with explit LOD */ + /* src[0] = texcoord (src[0].w = LOD) */ + /* src[1] = sampler unit */ + exec_tex(mach, inst, TRUE, FALSE); + break; + + case TGSI_OPCODE_TXP: + /* Texture lookup with projection */ + /* src[0] = texcoord (src[0].w = projection) */ + /* src[1] = sampler unit */ + exec_tex(mach, inst, FALSE, TRUE); + break; + + case TGSI_OPCODE_UP2H: + assert (0); + break; + + case TGSI_OPCODE_UP2US: + assert (0); + break; + + case TGSI_OPCODE_UP4B: + assert (0); + break; + + case TGSI_OPCODE_UP4UB: + assert (0); + break; + + case TGSI_OPCODE_X2D: + assert (0); + break; + + case TGSI_OPCODE_ARA: + assert (0); + break; + + case TGSI_OPCODE_BRA: + assert (0); + break; + + case TGSI_OPCODE_CAL: + /* skip the call if no execution channels are enabled */ + if (mach->ExecMask) { + /* do the call */ + + /* push the Cond, Loop, Cont stacks */ + assert(mach->CondStackTop < TGSI_EXEC_MAX_COND_NESTING); + mach->CondStack[mach->CondStackTop++] = mach->CondMask; + assert(mach->LoopStackTop < TGSI_EXEC_MAX_LOOP_NESTING); + mach->LoopStack[mach->LoopStackTop++] = mach->LoopMask; + assert(mach->ContStackTop < TGSI_EXEC_MAX_LOOP_NESTING); + mach->ContStack[mach->ContStackTop++] = mach->ContMask; + + assert(mach->FuncStackTop < TGSI_EXEC_MAX_CALL_NESTING); + mach->FuncStack[mach->FuncStackTop++] = mach->FuncMask; + + /* note that PC was already incremented above */ + mach->CallStack[mach->CallStackTop++] = *pc; + *pc = inst->InstructionExtLabel.Label; + } + break; + + case TGSI_OPCODE_RET: + mach->FuncMask &= ~mach->ExecMask; + UPDATE_EXEC_MASK(mach); + + if (mach->FuncMask == 0x0) { + /* really return now (otherwise, keep executing */ + + if (mach->CallStackTop == 0) { + /* returning from main() */ + *pc = -1; + return; + } + *pc = mach->CallStack[--mach->CallStackTop]; + + /* pop the Cond, Loop, Cont stacks */ + assert(mach->CondStackTop > 0); + mach->CondMask = mach->CondStack[--mach->CondStackTop]; + assert(mach->LoopStackTop > 0); + mach->LoopMask = mach->LoopStack[--mach->LoopStackTop]; + assert(mach->ContStackTop > 0); + mach->ContMask = mach->ContStack[--mach->ContStackTop]; + assert(mach->FuncStackTop > 0); + mach->FuncMask = mach->FuncStack[--mach->FuncStackTop]; + + UPDATE_EXEC_MASK(mach); + } + break; + + case TGSI_OPCODE_SSG: + /* TGSI_OPCODE_SGN */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_sgn( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_CMP: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH(&r[0], 0, chan_index); + FETCH(&r[1], 1, chan_index); + FETCH(&r[2], 2, chan_index); + + micro_lt( &r[0], &r[0], &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C], &r[1], &r[2] ); + + STORE(&r[0], 0, chan_index); + } + break; + + case TGSI_OPCODE_SCS: + if( IS_CHANNEL_ENABLED( *inst, CHAN_X ) || IS_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { + FETCH( &r[0], 0, CHAN_X ); + } + if( IS_CHANNEL_ENABLED( *inst, CHAN_X ) ) { + micro_cos( &r[1], &r[0] ); + STORE( &r[1], 0, CHAN_X ); + } + if( IS_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { + micro_sin( &r[1], &r[0] ); + STORE( &r[1], 0, CHAN_Y ); + } + if( IS_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + STORE( &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C], 0, CHAN_Z ); + } + if( IS_CHANNEL_ENABLED( *inst, CHAN_W ) ) { + STORE( &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_NRM: + /* 3-component vector normalize */ + { + union tgsi_exec_channel tmp, dot; + + /* tmp = dp3(src0, src0): */ + FETCH( &r[0], 0, CHAN_X ); + micro_mul( &tmp, &r[0], &r[0] ); + + FETCH( &r[1], 0, CHAN_Y ); + micro_mul( &dot, &r[1], &r[1] ); + micro_add( &tmp, &tmp, &dot ); + + FETCH( &r[2], 0, CHAN_Z ); + micro_mul( &dot, &r[2], &r[2] ); + micro_add( &tmp, &tmp, &dot ); + + /* tmp = 1 / sqrt(tmp) */ + micro_sqrt( &tmp, &tmp ); + micro_div( &tmp, &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], &tmp ); + + /* note: w channel is undefined */ + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + /* chan = chan * tmp */ + micro_mul( &r[chan_index], &tmp, &r[chan_index] ); + STORE( &r[chan_index], 0, chan_index ); + } + } + break; + + case TGSI_OPCODE_NRM4: + /* 4-component vector normalize */ + { + union tgsi_exec_channel tmp, dot; + + /* tmp = dp4(src0, src0): */ + FETCH( &r[0], 0, CHAN_X ); + micro_mul( &tmp, &r[0], &r[0] ); + + FETCH( &r[1], 0, CHAN_Y ); + micro_mul( &dot, &r[1], &r[1] ); + micro_add( &tmp, &tmp, &dot ); + + FETCH( &r[2], 0, CHAN_Z ); + micro_mul( &dot, &r[2], &r[2] ); + micro_add( &tmp, &tmp, &dot ); + + FETCH( &r[3], 0, CHAN_W ); + micro_mul( &dot, &r[3], &r[3] ); + micro_add( &tmp, &tmp, &dot ); + + /* tmp = 1 / sqrt(tmp) */ + micro_sqrt( &tmp, &tmp ); + micro_div( &tmp, &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C], &tmp ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + /* chan = chan * tmp */ + micro_mul( &r[chan_index], &tmp, &r[chan_index] ); + STORE( &r[chan_index], 0, chan_index ); + } + } + break; + + case TGSI_OPCODE_DIV: + assert( 0 ); + break; + + case TGSI_OPCODE_DP2: + FETCH( &r[0], 0, CHAN_X ); + FETCH( &r[1], 1, CHAN_X ); + micro_mul( &r[0], &r[0], &r[1] ); + + FETCH( &r[1], 0, CHAN_Y ); + FETCH( &r[2], 1, CHAN_Y ); + micro_mul( &r[1], &r[1], &r[2] ); + micro_add( &r[0], &r[0], &r[1] ); + + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_IF: + /* push CondMask */ + assert(mach->CondStackTop < TGSI_EXEC_MAX_COND_NESTING); + mach->CondStack[mach->CondStackTop++] = mach->CondMask; + FETCH( &r[0], 0, CHAN_X ); + /* update CondMask */ + if( ! r[0].u[0] ) { + mach->CondMask &= ~0x1; + } + if( ! r[0].u[1] ) { + mach->CondMask &= ~0x2; + } + if( ! r[0].u[2] ) { + mach->CondMask &= ~0x4; + } + if( ! r[0].u[3] ) { + mach->CondMask &= ~0x8; + } + UPDATE_EXEC_MASK(mach); + /* Todo: If CondMask==0, jump to ELSE */ + break; + + case TGSI_OPCODE_ELSE: + /* invert CondMask wrt previous mask */ + { + uint prevMask; + assert(mach->CondStackTop > 0); + prevMask = mach->CondStack[mach->CondStackTop - 1]; + mach->CondMask = ~mach->CondMask & prevMask; + UPDATE_EXEC_MASK(mach); + /* Todo: If CondMask==0, jump to ENDIF */ + } + break; + + case TGSI_OPCODE_ENDIF: + /* pop CondMask */ + assert(mach->CondStackTop > 0); + mach->CondMask = mach->CondStack[--mach->CondStackTop]; + UPDATE_EXEC_MASK(mach); + break; + + case TGSI_OPCODE_END: + /* halt execution */ + *pc = -1; + break; + + case TGSI_OPCODE_REP: + assert (0); + break; + + case TGSI_OPCODE_ENDREP: + assert (0); + break; + + case TGSI_OPCODE_PUSHA: + assert (0); + break; + + case TGSI_OPCODE_POPA: + assert (0); + break; + + case TGSI_OPCODE_CEIL: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_ceil( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_I2F: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_i2f( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_NOT: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_not( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_TRUNC: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + micro_trunc( &r[0], &r[0] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SHL: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_shl( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SHR: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_ishr( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_AND: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_and( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_OR: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_or( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_MOD: + assert (0); + break; + + case TGSI_OPCODE_XOR: + FOR_EACH_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( &r[0], 0, chan_index ); + FETCH( &r[1], 1, chan_index ); + micro_xor( &r[0], &r[0], &r[1] ); + STORE( &r[0], 0, chan_index ); + } + break; + + case TGSI_OPCODE_SAD: + assert (0); + break; + + case TGSI_OPCODE_TXF: + assert (0); + break; + + case TGSI_OPCODE_TXQ: + assert (0); + break; + + case TGSI_OPCODE_EMIT: + mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0] += 16; + mach->Primitives[mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]]++; + break; + + case TGSI_OPCODE_ENDPRIM: + mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]++; + mach->Primitives[mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]] = 0; + break; + + case TGSI_OPCODE_LOOP: + /* fall-through (for now) */ + case TGSI_OPCODE_BGNLOOP2: + /* push LoopMask and ContMasks */ + assert(mach->LoopStackTop < TGSI_EXEC_MAX_LOOP_NESTING); + mach->LoopStack[mach->LoopStackTop++] = mach->LoopMask; + assert(mach->ContStackTop < TGSI_EXEC_MAX_LOOP_NESTING); + mach->ContStack[mach->ContStackTop++] = mach->ContMask; + break; + + case TGSI_OPCODE_ENDLOOP: + /* fall-through (for now at least) */ + case TGSI_OPCODE_ENDLOOP2: + /* Restore ContMask, but don't pop */ + assert(mach->ContStackTop > 0); + mach->ContMask = mach->ContStack[mach->ContStackTop - 1]; + UPDATE_EXEC_MASK(mach); + if (mach->ExecMask) { + /* repeat loop: jump to instruction just past BGNLOOP */ + *pc = inst->InstructionExtLabel.Label + 1; + } + else { + /* exit loop: pop LoopMask */ + assert(mach->LoopStackTop > 0); + mach->LoopMask = mach->LoopStack[--mach->LoopStackTop]; + /* pop ContMask */ + assert(mach->ContStackTop > 0); + mach->ContMask = mach->ContStack[--mach->ContStackTop]; + } + UPDATE_EXEC_MASK(mach); + break; + + case TGSI_OPCODE_BRK: + /* turn off loop channels for each enabled exec channel */ + mach->LoopMask &= ~mach->ExecMask; + /* Todo: if mach->LoopMask == 0, jump to end of loop */ + UPDATE_EXEC_MASK(mach); + break; + + case TGSI_OPCODE_CONT: + /* turn off cont channels for each enabled exec channel */ + mach->ContMask &= ~mach->ExecMask; + /* Todo: if mach->LoopMask == 0, jump to end of loop */ + UPDATE_EXEC_MASK(mach); + break; + + case TGSI_OPCODE_BGNSUB: + /* no-op */ + break; + + case TGSI_OPCODE_ENDSUB: + /* no-op */ + break; + + case TGSI_OPCODE_NOISE1: + assert( 0 ); + break; + + case TGSI_OPCODE_NOISE2: + assert( 0 ); + break; + + case TGSI_OPCODE_NOISE3: + assert( 0 ); + break; + + case TGSI_OPCODE_NOISE4: + assert( 0 ); + break; + + case TGSI_OPCODE_NOP: + break; + + default: + assert( 0 ); + } +} + + +/** + * Run TGSI interpreter. + * \return bitmask of "alive" quad components + */ +uint +tgsi_exec_machine_run( struct tgsi_exec_machine *mach ) +{ + uint i; + int pc = 0; + + mach->CondMask = 0xf; + mach->LoopMask = 0xf; + mach->ContMask = 0xf; + mach->FuncMask = 0xf; + mach->ExecMask = 0xf; + + mach->CondStackTop = 0; /* temporarily subvert this assertion */ + assert(mach->CondStackTop == 0); + assert(mach->LoopStackTop == 0); + assert(mach->ContStackTop == 0); + assert(mach->CallStackTop == 0); + + mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] = 0; + mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0] = 0; + + if( mach->Processor == TGSI_PROCESSOR_GEOMETRY ) { + mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0] = 0; + mach->Primitives[0] = 0; + } + + for (i = 0; i < QUAD_SIZE; i++) { + mach->Temps[TEMP_CC_I].xyzw[TEMP_CC_C].u[i] = + (TGSI_EXEC_CC_EQ << TGSI_EXEC_CC_X_SHIFT) | + (TGSI_EXEC_CC_EQ << TGSI_EXEC_CC_Y_SHIFT) | + (TGSI_EXEC_CC_EQ << TGSI_EXEC_CC_Z_SHIFT) | + (TGSI_EXEC_CC_EQ << TGSI_EXEC_CC_W_SHIFT); + } + + /* execute declarations (interpolants) */ + for (i = 0; i < mach->NumDeclarations; i++) { + exec_declaration( mach, mach->Declarations+i ); + } + + /* execute instructions, until pc is set to -1 */ + while (pc != -1) { + assert(pc < (int) mach->NumInstructions); + exec_instruction( mach, mach->Instructions + pc, &pc ); + } + +#if 0 + /* we scale from floats in [0,1] to Zbuffer ints in sp_quad_depth_test.c */ + if (mach->Processor == TGSI_PROCESSOR_FRAGMENT) { + /* + * Scale back depth component. + */ + for (i = 0; i < 4; i++) + mach->Outputs[0].xyzw[2].f[i] *= ctx->DrawBuffer->_DepthMaxF; + } +#endif + + return ~mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0]; +} + + diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h new file mode 100644 index 00000000000..4ffd4efbffa --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h @@ -0,0 +1,300 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_EXEC_H +#define TGSI_EXEC_H + +#include "pipe/p_compiler.h" + +#if defined __cplusplus +extern "C" { +#endif + +#define MAX_LABELS 1024 + +#define NUM_CHANNELS 4 /* R,G,B,A */ +#define QUAD_SIZE 4 /* 4 pixel/quad */ + +/** + * Registers may be treated as float, signed int or unsigned int. + */ +union tgsi_exec_channel +{ + float f[QUAD_SIZE]; + int i[QUAD_SIZE]; + unsigned u[QUAD_SIZE]; +}; + +/** + * A vector[RGBA] of channels[4 pixels] + */ +struct tgsi_exec_vector +{ + union tgsi_exec_channel xyzw[NUM_CHANNELS]; +}; + +/** + * For fragment programs, information for computing fragment input + * values from plane equation of the triangle/line. + */ +struct tgsi_interp_coef +{ + float a0[NUM_CHANNELS]; /* in an xyzw layout */ + float dadx[NUM_CHANNELS]; + float dady[NUM_CHANNELS]; +}; + +/** + * Information for sampling textures, which must be implemented + * by code outside the TGSI executor. + */ +struct tgsi_sampler +{ + /** Get samples for four fragments in a quad */ + void (*get_samples)(struct tgsi_sampler *sampler, + const float s[QUAD_SIZE], + const float t[QUAD_SIZE], + const float p[QUAD_SIZE], + float lodbias, + float rgba[NUM_CHANNELS][QUAD_SIZE]); +}; + +/** + * For branching/calling subroutines. + */ +struct tgsi_exec_labels +{ + unsigned labels[MAX_LABELS][2]; + unsigned count; +}; + + +#define TGSI_EXEC_NUM_TEMPS 128 +#define TGSI_EXEC_NUM_TEMP_EXTRAS 6 +#define TGSI_EXEC_NUM_IMMEDIATES 256 + +/* + * Locations of various utility registers (_I = Index, _C = Channel) + */ +#define TGSI_EXEC_TEMP_00000000_I (TGSI_EXEC_NUM_TEMPS + 0) +#define TGSI_EXEC_TEMP_00000000_C 0 + +#define TGSI_EXEC_TEMP_7FFFFFFF_I (TGSI_EXEC_NUM_TEMPS + 0) +#define TGSI_EXEC_TEMP_7FFFFFFF_C 1 + +#define TGSI_EXEC_TEMP_80000000_I (TGSI_EXEC_NUM_TEMPS + 0) +#define TGSI_EXEC_TEMP_80000000_C 2 + +#define TGSI_EXEC_TEMP_FFFFFFFF_I (TGSI_EXEC_NUM_TEMPS + 0) +#define TGSI_EXEC_TEMP_FFFFFFFF_C 3 + +#define TGSI_EXEC_TEMP_ONE_I (TGSI_EXEC_NUM_TEMPS + 1) +#define TGSI_EXEC_TEMP_ONE_C 0 + +#define TGSI_EXEC_TEMP_TWO_I (TGSI_EXEC_NUM_TEMPS + 1) +#define TGSI_EXEC_TEMP_TWO_C 1 + +#define TGSI_EXEC_TEMP_128_I (TGSI_EXEC_NUM_TEMPS + 1) +#define TGSI_EXEC_TEMP_128_C 2 + +#define TGSI_EXEC_TEMP_MINUS_128_I (TGSI_EXEC_NUM_TEMPS + 1) +#define TGSI_EXEC_TEMP_MINUS_128_C 3 + +#define TGSI_EXEC_TEMP_KILMASK_I (TGSI_EXEC_NUM_TEMPS + 2) +#define TGSI_EXEC_TEMP_KILMASK_C 0 + +#define TGSI_EXEC_TEMP_OUTPUT_I (TGSI_EXEC_NUM_TEMPS + 2) +#define TGSI_EXEC_TEMP_OUTPUT_C 1 + +#define TGSI_EXEC_TEMP_PRIMITIVE_I (TGSI_EXEC_NUM_TEMPS + 2) +#define TGSI_EXEC_TEMP_PRIMITIVE_C 2 + +/* NVIDIA condition code (CC) vector + */ +#define TGSI_EXEC_CC_GT 0x01 +#define TGSI_EXEC_CC_EQ 0x02 +#define TGSI_EXEC_CC_LT 0x04 +#define TGSI_EXEC_CC_UN 0x08 + +#define TGSI_EXEC_CC_X_MASK 0x000000ff +#define TGSI_EXEC_CC_X_SHIFT 0 +#define TGSI_EXEC_CC_Y_MASK 0x0000ff00 +#define TGSI_EXEC_CC_Y_SHIFT 8 +#define TGSI_EXEC_CC_Z_MASK 0x00ff0000 +#define TGSI_EXEC_CC_Z_SHIFT 16 +#define TGSI_EXEC_CC_W_MASK 0xff000000 +#define TGSI_EXEC_CC_W_SHIFT 24 + +#define TGSI_EXEC_TEMP_CC_I (TGSI_EXEC_NUM_TEMPS + 2) +#define TGSI_EXEC_TEMP_CC_C 3 + +#define TGSI_EXEC_TEMP_THREE_I (TGSI_EXEC_NUM_TEMPS + 3) +#define TGSI_EXEC_TEMP_THREE_C 0 + +#define TGSI_EXEC_TEMP_HALF_I (TGSI_EXEC_NUM_TEMPS + 3) +#define TGSI_EXEC_TEMP_HALF_C 1 + +/* execution mask, each value is either 0 or ~0 */ +#define TGSI_EXEC_MASK_I (TGSI_EXEC_NUM_TEMPS + 3) +#define TGSI_EXEC_MASK_C 2 + +#define TGSI_EXEC_TEMP_R0 (TGSI_EXEC_NUM_TEMPS + 4) + +#define TGSI_EXEC_TEMP_ADDR (TGSI_EXEC_NUM_TEMPS + 5) + + +#define TGSI_EXEC_MAX_COND_NESTING 20 +#define TGSI_EXEC_MAX_LOOP_NESTING 20 +#define TGSI_EXEC_MAX_CALL_NESTING 20 + +/* The maximum number of input attributes per vertex. For 2D + * input register files, this is the stride between two 1D + * arrays. + */ +#define TGSI_EXEC_MAX_INPUT_ATTRIBS 17 + +/* The maximum number of constant vectors per constant buffer. + */ +#define TGSI_EXEC_MAX_CONST_BUFFER 4096 + +/** + * Run-time virtual machine state for executing TGSI shader. + */ +struct tgsi_exec_machine +{ + /* Total = program temporaries + internal temporaries + * + 1 padding to align to 16 bytes + */ + struct tgsi_exec_vector _Temps[TGSI_EXEC_NUM_TEMPS + + TGSI_EXEC_NUM_TEMP_EXTRAS + 1]; + + /* + * This will point to _Temps after aligning to 16B boundary. + */ + struct tgsi_exec_vector *Temps; + struct tgsi_exec_vector *Addrs; + + struct tgsi_sampler **Samplers; + + float Imms[TGSI_EXEC_NUM_IMMEDIATES][4]; + unsigned ImmLimit; + const float (*Consts)[4]; + struct tgsi_exec_vector *Inputs; + struct tgsi_exec_vector *Outputs; + const struct tgsi_token *Tokens; + unsigned Processor; + + /* GEOMETRY processor only. */ + unsigned *Primitives; + + /* FRAGMENT processor only. */ + const struct tgsi_interp_coef *InterpCoefs; + struct tgsi_exec_vector QuadPos; + + /* Conditional execution masks */ + uint CondMask; /**< For IF/ELSE/ENDIF */ + uint LoopMask; /**< For BGNLOOP/ENDLOOP */ + uint ContMask; /**< For loop CONT statements */ + uint FuncMask; /**< For function calls */ + uint ExecMask; /**< = CondMask & LoopMask */ + + /** Condition mask stack (for nested conditionals) */ + uint CondStack[TGSI_EXEC_MAX_COND_NESTING]; + int CondStackTop; + + /** Loop mask stack (for nested loops) */ + uint LoopStack[TGSI_EXEC_MAX_LOOP_NESTING]; + int LoopStackTop; + + /** Loop continue mask stack (see comments in tgsi_exec.c) */ + uint ContStack[TGSI_EXEC_MAX_LOOP_NESTING]; + int ContStackTop; + + /** Function execution mask stack (for executing subroutine code) */ + uint FuncStack[TGSI_EXEC_MAX_CALL_NESTING]; + int FuncStackTop; + + /** Function call stack for saving/restoring the program counter */ + uint CallStack[TGSI_EXEC_MAX_CALL_NESTING]; + int CallStackTop; + + struct tgsi_full_instruction *Instructions; + uint NumInstructions; + + struct tgsi_full_declaration *Declarations; + uint NumDeclarations; + + struct tgsi_exec_labels Labels; +}; + +void +tgsi_exec_machine_init( + struct tgsi_exec_machine *mach ); + + +void +tgsi_exec_machine_bind_shader( + struct tgsi_exec_machine *mach, + const struct tgsi_token *tokens, + uint numSamplers, + struct tgsi_sampler **samplers); + +uint +tgsi_exec_machine_run( + struct tgsi_exec_machine *mach ); + + +void +tgsi_exec_machine_free_data(struct tgsi_exec_machine *mach); + + +static INLINE void +tgsi_set_kill_mask(struct tgsi_exec_machine *mach, unsigned mask) +{ + mach->Temps[TGSI_EXEC_TEMP_KILMASK_I].xyzw[TGSI_EXEC_TEMP_KILMASK_C].u[0] = + mask; +} + + +/** Set execution mask values prior to executing the shader */ +static INLINE void +tgsi_set_exec_mask(struct tgsi_exec_machine *mach, + boolean ch0, boolean ch1, boolean ch2, boolean ch3) +{ + int *mask = mach->Temps[TGSI_EXEC_MASK_I].xyzw[TGSI_EXEC_MASK_C].i; + mask[0] = ch0 ? ~0 : 0; + mask[1] = ch1 ? ~0 : 0; + mask[2] = ch2 ? ~0 : 0; + mask[3] = ch3 ? ~0 : 0; +} + + +#if defined __cplusplus +} /* extern "C" */ +#endif + +#endif /* TGSI_EXEC_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_info.c b/src/gallium/auxiliary/tgsi/tgsi_info.c new file mode 100644 index 00000000000..68c7a6b7f58 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_info.c @@ -0,0 +1,161 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "tgsi_info.h" + +static const struct tgsi_opcode_info opcode_info[TGSI_OPCODE_LAST] = +{ + { 1, 1, 0, 0, "ARL" }, + { 1, 1, 0, 0, "MOV" }, + { 1, 1, 0, 0, "LIT" }, + { 1, 1, 0, 0, "RCP" }, + { 1, 1, 0, 0, "RSQ" }, + { 1, 1, 0, 0, "EXP" }, + { 1, 1, 0, 0, "LOG" }, + { 1, 2, 0, 0, "MUL" }, + { 1, 2, 0, 0, "ADD" }, + { 1, 2, 0, 0, "DP3" }, + { 1, 2, 0, 0, "DP4" }, + { 1, 2, 0, 0, "DST" }, + { 1, 2, 0, 0, "MIN" }, + { 1, 2, 0, 0, "MAX" }, + { 1, 2, 0, 0, "SLT" }, + { 1, 2, 0, 0, "SGE" }, + { 1, 3, 0, 0, "MAD" }, + { 1, 2, 0, 0, "SUB" }, + { 1, 3, 0, 0, "LERP" }, + { 1, 3, 0, 0, "CND" }, + { 1, 3, 0, 0, "CND0" }, + { 1, 3, 0, 0, "DOT2ADD" }, + { 1, 2, 0, 0, "INDEX" }, + { 1, 1, 0, 0, "NEGATE" }, + { 1, 1, 0, 0, "FRAC" }, + { 1, 3, 0, 0, "CLAMP" }, + { 1, 1, 0, 0, "FLOOR" }, + { 1, 1, 0, 0, "ROUND" }, + { 1, 1, 0, 0, "EXPBASE2" }, + { 1, 1, 0, 0, "LOGBASE2" }, + { 1, 2, 0, 0, "POWER" }, + { 1, 2, 0, 0, "CROSSPRODUCT" }, + { 1, 2, 0, 0, "MULTIPLYMATRIX" }, + { 1, 1, 0, 0, "ABS" }, + { 1, 1, 0, 0, "RCC" }, + { 1, 2, 0, 0, "DPH" }, + { 1, 1, 0, 0, "COS" }, + { 1, 1, 0, 0, "DDX" }, + { 1, 1, 0, 0, "DDY" }, + { 0, 0, 0, 0, "KILP" }, + { 1, 1, 0, 0, "PK2H" }, + { 1, 1, 0, 0, "PK2US" }, + { 1, 1, 0, 0, "PK4B" }, + { 1, 1, 0, 0, "PK4UB" }, + { 1, 2, 0, 0, "RFL" }, + { 1, 2, 0, 0, "SEQ" }, + { 1, 2, 0, 0, "SFL" }, + { 1, 2, 0, 0, "SGT" }, + { 1, 1, 0, 0, "SIN" }, + { 1, 2, 0, 0, "SLE" }, + { 1, 2, 0, 0, "SNE" }, + { 1, 2, 0, 0, "STR" }, + { 1, 2, 1, 0, "TEX" }, + { 1, 4, 1, 0, "TXD" }, + { 1, 2, 1, 0, "TXP" }, + { 1, 1, 0, 0, "UP2H" }, + { 1, 1, 0, 0, "UP2US" }, + { 1, 1, 0, 0, "UP4B" }, + { 1, 1, 0, 0, "UP4UB" }, + { 1, 3, 0, 0, "X2D" }, + { 1, 1, 0, 0, "ARA" }, + { 1, 1, 0, 0, "ARR" }, + { 0, 1, 0, 0, "BRA" }, + { 0, 0, 0, 1, "CAL" }, + { 0, 0, 0, 0, "RET" }, + { 1, 1, 0, 0, "SSG" }, + { 1, 3, 0, 0, "CMP" }, + { 1, 1, 0, 0, "SCS" }, + { 1, 2, 1, 0, "TXB" }, + { 1, 1, 0, 0, "NRM" }, + { 1, 2, 0, 0, "DIV" }, + { 1, 2, 0, 0, "DP2" }, + { 1, 2, 1, 0, "TXL" }, + { 0, 0, 0, 0, "BRK" }, + { 0, 1, 0, 1, "IF" }, + { 0, 0, 0, 0, "LOOP" }, + { 0, 1, 0, 0, "REP" }, + { 0, 0, 0, 1, "ELSE" }, + { 0, 0, 0, 0, "ENDIF" }, + { 0, 0, 0, 0, "ENDLOOP" }, + { 0, 0, 0, 0, "ENDREP" }, + { 0, 1, 0, 0, "PUSHA" }, + { 1, 0, 0, 0, "POPA" }, + { 1, 1, 0, 0, "CEIL" }, + { 1, 1, 0, 0, "I2F" }, + { 1, 1, 0, 0, "NOT" }, + { 1, 1, 0, 0, "TRUNC" }, + { 1, 2, 0, 0, "SHL" }, + { 1, 2, 0, 0, "SHR" }, + { 1, 2, 0, 0, "AND" }, + { 1, 2, 0, 0, "OR" }, + { 1, 2, 0, 0, "MOD" }, + { 1, 2, 0, 0, "XOR" }, + { 1, 3, 0, 0, "SAD" }, + { 1, 2, 1, 0, "TXF" }, + { 1, 2, 1, 0, "TXQ" }, + { 0, 0, 0, 0, "CONT" }, + { 0, 0, 0, 0, "EMIT" }, + { 0, 0, 0, 0, "ENDPRIM" }, + { 0, 0, 0, 1, "BGNLOOP2" }, + { 0, 0, 0, 0, "BGNSUB" }, + { 0, 0, 0, 1, "ENDLOOP2" }, + { 0, 0, 0, 0, "ENDSUB" }, + { 1, 1, 0, 0, "NOISE1" }, + { 1, 1, 0, 0, "NOISE2" }, + { 1, 1, 0, 0, "NOISE3" }, + { 1, 1, 0, 0, "NOISE4" }, + { 0, 0, 0, 0, "NOP" }, + { 1, 2, 0, 0, "M4X3" }, + { 1, 2, 0, 0, "M3X4" }, + { 1, 2, 0, 0, "M3X3" }, + { 1, 2, 0, 0, "M3X2" }, + { 1, 1, 0, 0, "NRM4" }, + { 0, 1, 0, 0, "CALLNZ" }, + { 0, 1, 0, 0, "IFC" }, + { 0, 1, 0, 0, "BREAKC" }, + { 0, 1, 0, 0, "KIL" }, + { 0, 0, 0, 0, "END" }, + { 1, 1, 0, 0, "SWZ" } +}; + +const struct tgsi_opcode_info * +tgsi_get_opcode_info( uint opcode ) +{ + if (opcode < TGSI_OPCODE_LAST) + return &opcode_info[opcode]; + assert( 0 ); + return NULL; +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_info.h b/src/gallium/auxiliary/tgsi/tgsi_info.h new file mode 100644 index 00000000000..7230bdaae33 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_info.h @@ -0,0 +1,53 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_INFO_H +#define TGSI_INFO_H + +#include "pipe/p_shader_tokens.h" + +#if defined __cplusplus +extern "C" { +#endif + +struct tgsi_opcode_info +{ + uint num_dst; + uint num_src; + boolean is_tex; + boolean is_branch; + const char *mnemonic; +}; + +const struct tgsi_opcode_info * +tgsi_get_opcode_info( uint opcode ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_INFO_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_iterate.c b/src/gallium/auxiliary/tgsi/tgsi_iterate.c new file mode 100644 index 00000000000..5371a88b964 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_iterate.c @@ -0,0 +1,85 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "tgsi_iterate.h" + +boolean +tgsi_iterate_shader( + const struct tgsi_token *tokens, + struct tgsi_iterate_context *ctx ) +{ + struct tgsi_parse_context parse; + + if (tgsi_parse_init( &parse, tokens ) != TGSI_PARSE_OK) + return FALSE; + + ctx->processor = parse.FullHeader.Processor; + ctx->version = parse.FullVersion.Version; + + if (ctx->prolog) + if (!ctx->prolog( ctx )) + goto fail; + + while (!tgsi_parse_end_of_tokens( &parse )) { + tgsi_parse_token( &parse ); + + switch (parse.FullToken.Token.Type) { + case TGSI_TOKEN_TYPE_INSTRUCTION: + if (ctx->iterate_instruction) + if (!ctx->iterate_instruction( ctx, &parse.FullToken.FullInstruction )) + goto fail; + break; + + case TGSI_TOKEN_TYPE_DECLARATION: + if (ctx->iterate_declaration) + if (!ctx->iterate_declaration( ctx, &parse.FullToken.FullDeclaration )) + goto fail; + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + if (ctx->iterate_immediate) + if (!ctx->iterate_immediate( ctx, &parse.FullToken.FullImmediate )) + goto fail; + break; + + default: + assert( 0 ); + } + } + + if (ctx->epilog) + if (!ctx->epilog( ctx )) + goto fail; + + tgsi_parse_free( &parse ); + return TRUE; + +fail: + tgsi_parse_free( &parse ); + return FALSE; +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_iterate.h b/src/gallium/auxiliary/tgsi/tgsi_iterate.h new file mode 100644 index 00000000000..ec7b85bf63d --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_iterate.h @@ -0,0 +1,76 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_ITERATE_H +#define TGSI_ITERATE_H + +#include "pipe/p_shader_tokens.h" +#include "tgsi/tgsi_parse.h" + +#if defined __cplusplus +extern "C" { +#endif + +struct tgsi_iterate_context +{ + boolean + (* prolog)( + struct tgsi_iterate_context *ctx ); + + boolean + (* iterate_instruction)( + struct tgsi_iterate_context *ctx, + struct tgsi_full_instruction *inst ); + + boolean + (* iterate_declaration)( + struct tgsi_iterate_context *ctx, + struct tgsi_full_declaration *decl ); + + boolean + (* iterate_immediate)( + struct tgsi_iterate_context *ctx, + struct tgsi_full_immediate *imm ); + + boolean + (* epilog)( + struct tgsi_iterate_context *ctx ); + + struct tgsi_processor processor; + struct tgsi_version version; +}; + +boolean +tgsi_iterate_shader( + const struct tgsi_token *tokens, + struct tgsi_iterate_context *ctx ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_ITERATE_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.c b/src/gallium/auxiliary/tgsi/tgsi_parse.c new file mode 100644 index 00000000000..2cd56e413a5 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_parse.c @@ -0,0 +1,344 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "pipe/p_shader_tokens.h" +#include "tgsi_parse.h" +#include "tgsi_build.h" +#include "util/u_memory.h" + +void +tgsi_full_token_init( + union tgsi_full_token *full_token ) +{ + full_token->Token.Type = TGSI_TOKEN_TYPE_DECLARATION; +} + +void +tgsi_full_token_free( + union tgsi_full_token *full_token ) +{ + if( full_token->Token.Type == TGSI_TOKEN_TYPE_IMMEDIATE ) { + FREE( (void *) full_token->FullImmediate.u.Pointer ); + } +} + +unsigned +tgsi_parse_init( + struct tgsi_parse_context *ctx, + const struct tgsi_token *tokens ) +{ + ctx->FullVersion.Version = *(struct tgsi_version *) &tokens[0]; + if( ctx->FullVersion.Version.MajorVersion > 1 ) { + return TGSI_PARSE_ERROR; + } + + ctx->FullHeader.Header = *(struct tgsi_header *) &tokens[1]; + if( ctx->FullHeader.Header.HeaderSize >= 2 ) { + ctx->FullHeader.Processor = *(struct tgsi_processor *) &tokens[2]; + } + else { + ctx->FullHeader.Processor = tgsi_default_processor(); + } + + ctx->Tokens = tokens; + ctx->Position = 1 + ctx->FullHeader.Header.HeaderSize; + + tgsi_full_token_init( &ctx->FullToken ); + + return TGSI_PARSE_OK; +} + +void +tgsi_parse_free( + struct tgsi_parse_context *ctx ) +{ + tgsi_full_token_free( &ctx->FullToken ); +} + +boolean +tgsi_parse_end_of_tokens( + struct tgsi_parse_context *ctx ) +{ + return ctx->Position >= + 1 + ctx->FullHeader.Header.HeaderSize + ctx->FullHeader.Header.BodySize; +} + + +/** + * This function is used to avoid and work-around type punning/aliasing + * warnings. The warnings seem harmless on x86 but on PPC they cause + * real failures. + */ +static INLINE void +copy_token(void *dst, const void *src) +{ + memcpy(dst, src, 4); +} + + +/** + * Get next 4-byte token, return it at address specified by 'token' + */ +static void +next_token( + struct tgsi_parse_context *ctx, + void *token ) +{ + assert( !tgsi_parse_end_of_tokens( ctx ) ); + copy_token(token, &ctx->Tokens[ctx->Position]); + ctx->Position++; +} + + +void +tgsi_parse_token( + struct tgsi_parse_context *ctx ) +{ + struct tgsi_token token; + unsigned i; + + tgsi_full_token_free( &ctx->FullToken ); + tgsi_full_token_init( &ctx->FullToken ); + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_TOKEN_TYPE_DECLARATION: + { + struct tgsi_full_declaration *decl = &ctx->FullToken.FullDeclaration; + + *decl = tgsi_default_full_declaration(); + copy_token(&decl->Declaration, &token); + + next_token( ctx, &decl->DeclarationRange ); + + if( decl->Declaration.Semantic ) { + next_token( ctx, &decl->Semantic ); + } + + break; + } + + case TGSI_TOKEN_TYPE_IMMEDIATE: + { + struct tgsi_full_immediate *imm = &ctx->FullToken.FullImmediate; + + *imm = tgsi_default_full_immediate(); + copy_token(&imm->Immediate, &token); + assert( !imm->Immediate.Extended ); + + switch (imm->Immediate.DataType) { + case TGSI_IMM_FLOAT32: + imm->u.Pointer = MALLOC( + sizeof( struct tgsi_immediate_float32 ) * (imm->Immediate.Size - 1) ); + for( i = 0; i < imm->Immediate.Size - 1; i++ ) { + next_token( ctx, (struct tgsi_immediate_float32 *) &imm->u.ImmediateFloat32[i] ); + } + break; + + default: + assert( 0 ); + } + + break; + } + + case TGSI_TOKEN_TYPE_INSTRUCTION: + { + struct tgsi_full_instruction *inst = &ctx->FullToken.FullInstruction; + unsigned extended; + + *inst = tgsi_default_full_instruction(); + copy_token(&inst->Instruction, &token); + extended = inst->Instruction.Extended; + + while( extended ) { + struct tgsi_src_register_ext token; + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_INSTRUCTION_EXT_TYPE_NV: + copy_token(&inst->InstructionExtNv, &token); + break; + + case TGSI_INSTRUCTION_EXT_TYPE_LABEL: + copy_token(&inst->InstructionExtLabel, &token); + break; + + case TGSI_INSTRUCTION_EXT_TYPE_TEXTURE: + copy_token(&inst->InstructionExtTexture, &token); + break; + + default: + assert( 0 ); + } + + extended = token.Extended; + } + + assert( inst->Instruction.NumDstRegs <= TGSI_FULL_MAX_DST_REGISTERS ); + + for( i = 0; i < inst->Instruction.NumDstRegs; i++ ) { + unsigned extended; + + next_token( ctx, &inst->FullDstRegisters[i].DstRegister ); + + /* + * No support for indirect or multi-dimensional addressing. + */ + assert( !inst->FullDstRegisters[i].DstRegister.Indirect ); + assert( !inst->FullDstRegisters[i].DstRegister.Dimension ); + + extended = inst->FullDstRegisters[i].DstRegister.Extended; + + while( extended ) { + struct tgsi_src_register_ext token; + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_DST_REGISTER_EXT_TYPE_CONDCODE: + copy_token(&inst->FullDstRegisters[i].DstRegisterExtConcode, + &token); + break; + + case TGSI_DST_REGISTER_EXT_TYPE_MODULATE: + copy_token(&inst->FullDstRegisters[i].DstRegisterExtModulate, + &token); + break; + + default: + assert( 0 ); + } + + extended = token.Extended; + } + } + + assert( inst->Instruction.NumSrcRegs <= TGSI_FULL_MAX_SRC_REGISTERS ); + + for( i = 0; i < inst->Instruction.NumSrcRegs; i++ ) { + unsigned extended; + + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegister ); + + extended = inst->FullSrcRegisters[i].SrcRegister.Extended; + + while( extended ) { + struct tgsi_src_register_ext token; + + next_token( ctx, &token ); + + switch( token.Type ) { + case TGSI_SRC_REGISTER_EXT_TYPE_SWZ: + copy_token(&inst->FullSrcRegisters[i].SrcRegisterExtSwz, + &token); + break; + + case TGSI_SRC_REGISTER_EXT_TYPE_MOD: + copy_token(&inst->FullSrcRegisters[i].SrcRegisterExtMod, + &token); + break; + + default: + assert( 0 ); + } + + extended = token.Extended; + } + + if( inst->FullSrcRegisters[i].SrcRegister.Indirect ) { + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegisterInd ); + + /* + * No support for indirect or multi-dimensional addressing. + */ + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Indirect ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Dimension ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Extended ); + } + + if( inst->FullSrcRegisters[i].SrcRegister.Dimension ) { + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegisterDim ); + + /* + * No support for multi-dimensional addressing. + */ + assert( !inst->FullSrcRegisters[i].SrcRegisterDim.Dimension ); + assert( !inst->FullSrcRegisters[i].SrcRegisterDim.Extended ); + + if( inst->FullSrcRegisters[i].SrcRegisterDim.Indirect ) { + next_token( ctx, &inst->FullSrcRegisters[i].SrcRegisterDimInd ); + + /* + * No support for indirect or multi-dimensional addressing. + */ + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Indirect ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Dimension ); + assert( !inst->FullSrcRegisters[i].SrcRegisterInd.Extended ); + } + } + } + + break; + } + + default: + assert( 0 ); + } +} + + +unsigned +tgsi_num_tokens(const struct tgsi_token *tokens) +{ + struct tgsi_parse_context ctx; + if (tgsi_parse_init(&ctx, tokens) == TGSI_PARSE_OK) { + unsigned len = (ctx.FullHeader.Header.HeaderSize + + ctx.FullHeader.Header.BodySize + + 1); + return len; + } + return 0; +} + + +/** + * Make a new copy of a token array. + */ +struct tgsi_token * +tgsi_dup_tokens(const struct tgsi_token *tokens) +{ + unsigned n = tgsi_num_tokens(tokens); + unsigned bytes = n * sizeof(struct tgsi_token); + struct tgsi_token *new_tokens = (struct tgsi_token *) MALLOC(bytes); + if (new_tokens) + memcpy(new_tokens, tokens, bytes); + return new_tokens; +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.h b/src/gallium/auxiliary/tgsi/tgsi_parse.h new file mode 100644 index 00000000000..054350712d8 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_parse.h @@ -0,0 +1,151 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_PARSE_H +#define TGSI_PARSE_H + +#include "pipe/p_shader_tokens.h" + +#if defined __cplusplus +extern "C" { +#endif + +struct tgsi_full_version +{ + struct tgsi_version Version; +}; + +struct tgsi_full_header +{ + struct tgsi_header Header; + struct tgsi_processor Processor; +}; + +struct tgsi_full_dst_register +{ + struct tgsi_dst_register DstRegister; + struct tgsi_dst_register_ext_concode DstRegisterExtConcode; + struct tgsi_dst_register_ext_modulate DstRegisterExtModulate; +}; + +struct tgsi_full_src_register +{ + struct tgsi_src_register SrcRegister; + struct tgsi_src_register_ext_swz SrcRegisterExtSwz; + struct tgsi_src_register_ext_mod SrcRegisterExtMod; + struct tgsi_src_register SrcRegisterInd; + struct tgsi_dimension SrcRegisterDim; + struct tgsi_src_register SrcRegisterDimInd; +}; + +struct tgsi_full_declaration +{ + struct tgsi_declaration Declaration; + struct tgsi_declaration_range DeclarationRange; + struct tgsi_declaration_semantic Semantic; +}; + +struct tgsi_full_immediate +{ + struct tgsi_immediate Immediate; + union + { + const void *Pointer; + const struct tgsi_immediate_float32 *ImmediateFloat32; + } u; +}; + +#define TGSI_FULL_MAX_DST_REGISTERS 2 +#define TGSI_FULL_MAX_SRC_REGISTERS 4 /* TXD has 4 */ + +struct tgsi_full_instruction +{ + struct tgsi_instruction Instruction; + struct tgsi_instruction_ext_nv InstructionExtNv; + struct tgsi_instruction_ext_label InstructionExtLabel; + struct tgsi_instruction_ext_texture InstructionExtTexture; + struct tgsi_full_dst_register FullDstRegisters[TGSI_FULL_MAX_DST_REGISTERS]; + struct tgsi_full_src_register FullSrcRegisters[TGSI_FULL_MAX_SRC_REGISTERS]; +}; + +union tgsi_full_token +{ + struct tgsi_token Token; + struct tgsi_full_declaration FullDeclaration; + struct tgsi_full_immediate FullImmediate; + struct tgsi_full_instruction FullInstruction; +}; + +void +tgsi_full_token_init( + union tgsi_full_token *full_token ); + +void +tgsi_full_token_free( + union tgsi_full_token *full_token ); + +struct tgsi_parse_context +{ + const struct tgsi_token *Tokens; + unsigned Position; + struct tgsi_full_version FullVersion; + struct tgsi_full_header FullHeader; + union tgsi_full_token FullToken; +}; + +#define TGSI_PARSE_OK 0 +#define TGSI_PARSE_ERROR 1 + +unsigned +tgsi_parse_init( + struct tgsi_parse_context *ctx, + const struct tgsi_token *tokens ); + +void +tgsi_parse_free( + struct tgsi_parse_context *ctx ); + +boolean +tgsi_parse_end_of_tokens( + struct tgsi_parse_context *ctx ); + +void +tgsi_parse_token( + struct tgsi_parse_context *ctx ); + +unsigned +tgsi_num_tokens(const struct tgsi_token *tokens); + +struct tgsi_token * +tgsi_dup_tokens(const struct tgsi_token *tokens); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_PARSE_H */ + diff --git a/src/gallium/auxiliary/tgsi/tgsi_ppc.c b/src/gallium/auxiliary/tgsi/tgsi_ppc.c new file mode 100644 index 00000000000..1a4db47501c --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_ppc.c @@ -0,0 +1,1363 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * TGSI to PowerPC code generation. + */ + +#include "pipe/p_config.h" + +#if defined(PIPE_ARCH_PPC) + +#include "pipe/p_debug.h" +#include "pipe/p_shader_tokens.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "util/u_sse.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_util.h" +#include "tgsi_dump.h" +#include "tgsi_exec.h" +#include "tgsi_ppc.h" +#include "rtasm/rtasm_ppc.h" + + +/** + * Since it's pretty much impossible to form PPC vector immediates, load + * them from memory here: + */ +const float ppc_builtin_constants[] ALIGN16_ATTRIB = { + 1.0f, -128.0f, 128.0, 0.0 +}; + + +#define FOR_EACH_CHANNEL( CHAN )\ + for (CHAN = 0; CHAN < NUM_CHANNELS; CHAN++) + +#define IS_DST0_CHANNEL_ENABLED( INST, CHAN )\ + ((INST).FullDstRegisters[0].DstRegister.WriteMask & (1 << (CHAN))) + +#define IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\ + if (IS_DST0_CHANNEL_ENABLED( INST, CHAN )) + +#define FOR_EACH_DST0_ENABLED_CHANNEL( INST, CHAN )\ + FOR_EACH_CHANNEL( CHAN )\ + IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN ) + +#define CHAN_X 0 +#define CHAN_Y 1 +#define CHAN_Z 2 +#define CHAN_W 3 + + +/** + * How many TGSI temps should be implemented with real PPC vector registers + * rather than memory. + */ +#define MAX_PPC_TEMPS 3 + + +/** + * Context/state used during code gen. + */ +struct gen_context +{ + struct ppc_function *f; + int inputs_reg; /**< GP register pointing to input params */ + int outputs_reg; /**< GP register pointing to output params */ + int temps_reg; /**< GP register pointing to temporary "registers" */ + int immed_reg; /**< GP register pointing to immediates buffer */ + int const_reg; /**< GP register pointing to constants buffer */ + int builtins_reg; /**< GP register pointint to built-in constants */ + + int offset_reg; /**< used to reduce redundant li instructions */ + int offset_value; + + int one_vec; /**< vector register with {1.0, 1.0, 1.0, 1.0} */ + int bit31_vec; /**< vector register with {1<<31, 1<<31, 1<<31, 1<<31} */ + + /** + * Map TGSI temps to PPC vector temps. + * We have 32 PPC vector regs. Use 16 of them for storing 4 TGSI temps. + * XXX currently only do this for TGSI temps [0..MAX_PPC_TEMPS-1]. + */ + int temps_map[MAX_PPC_TEMPS][4]; + + /** + * Cache of src registers. + * This is used to avoid redundant load instructions. + */ + struct { + struct tgsi_full_src_register src; + uint chan; + uint vec; + } regs[12]; /* 3 src regs, 4 channels */ + uint num_regs; +}; + + +/** + * Initialize code generation context. + */ +static void +init_gen_context(struct gen_context *gen, struct ppc_function *func) +{ + uint i; + + memset(gen, 0, sizeof(*gen)); + gen->f = func; + gen->inputs_reg = ppc_reserve_register(func, 3); /* first function param */ + gen->outputs_reg = ppc_reserve_register(func, 4); /* second function param */ + gen->temps_reg = ppc_reserve_register(func, 5); /* ... */ + gen->immed_reg = ppc_reserve_register(func, 6); + gen->const_reg = ppc_reserve_register(func, 7); + gen->builtins_reg = ppc_reserve_register(func, 8); + gen->one_vec = -1; + gen->bit31_vec = -1; + gen->offset_reg = -1; + gen->offset_value = -9999999; + for (i = 0; i < MAX_PPC_TEMPS; i++) { + gen->temps_map[i][0] = ppc_allocate_vec_register(gen->f); + gen->temps_map[i][1] = ppc_allocate_vec_register(gen->f); + gen->temps_map[i][2] = ppc_allocate_vec_register(gen->f); + gen->temps_map[i][3] = ppc_allocate_vec_register(gen->f); + } +} + + +/** + * Is the given TGSI register stored as a real PPC vector register? + */ +static boolean +is_ppc_vec_temporary(const struct tgsi_full_src_register *reg) +{ + return (reg->SrcRegister.File == TGSI_FILE_TEMPORARY && + reg->SrcRegister.Index < MAX_PPC_TEMPS); +} + + +/** + * Is the given TGSI register stored as a real PPC vector register? + */ +static boolean +is_ppc_vec_temporary_dst(const struct tgsi_full_dst_register *reg) +{ + return (reg->DstRegister.File == TGSI_FILE_TEMPORARY && + reg->DstRegister.Index < MAX_PPC_TEMPS); +} + + + +/** + * All PPC vector load/store instructions form an effective address + * by adding the contents of two registers. For example: + * lvx v2,r8,r9 # v2 = memory[r8 + r9] + * stvx v2,r8,r9 # memory[r8 + r9] = v2; + * So our lvx/stvx instructions are typically preceded by an 'li' instruction + * to load r9 (above) with an immediate (an offset). + * This code emits that 'li' instruction, but only if the offset value is + * different than the previous 'li'. + * This optimization seems to save about 10% in the instruction count. + * Note that we need to unconditionally emit an 'li' inside basic blocks + * (such as inside loops). + */ +static int +emit_li_offset(struct gen_context *gen, int offset) +{ + if (gen->offset_reg <= 0) { + /* allocate a GP register for storing load/store offset */ + gen->offset_reg = ppc_allocate_register(gen->f); + } + + /* emit new 'li' if offset is changing */ + if (gen->offset_value < 0 || gen->offset_value != offset) { + gen->offset_value = offset; + ppc_li(gen->f, gen->offset_reg, offset); + } + + return gen->offset_reg; +} + + +/** + * Forces subsequent emit_li_offset() calls to emit an 'li'. + * To be called at the top of basic blocks. + */ +static void +reset_li_offset(struct gen_context *gen) +{ + gen->offset_value = -9999999; +} + + + +/** + * Load the given vector register with {value, value, value, value}. + * The value must be in the ppu_builtin_constants[] array. + * We wouldn't need this if there was a simple way to load PPC vector + * registers with immediate values! + */ +static void +load_constant_vec(struct gen_context *gen, int dst_vec, float value) +{ + uint pos; + for (pos = 0; pos < Elements(ppc_builtin_constants); pos++) { + if (ppc_builtin_constants[pos] == value) { + int offset = pos * 4; + int offset_reg = emit_li_offset(gen, offset); + + /* Load 4-byte word into vector register. + * The vector slot depends on the effective address we load from. + * We know that our builtins start at a 16-byte boundary so we + * know that 'swizzle' tells us which vector slot will have the + * loaded word. The other vector slots will be undefined. + */ + ppc_lvewx(gen->f, dst_vec, gen->builtins_reg, offset_reg); + /* splat word[pos % 4] across the vector reg */ + ppc_vspltw(gen->f, dst_vec, dst_vec, pos % 4); + return; + } + } + assert(0 && "Need to add new constant to ppc_builtin_constants array"); +} + + +/** + * Return index of vector register containing {1.0, 1.0, 1.0, 1.0}. + */ +static int +gen_one_vec(struct gen_context *gen) +{ + if (gen->one_vec < 0) { + gen->one_vec = ppc_allocate_vec_register(gen->f); + load_constant_vec(gen, gen->one_vec, 1.0f); + } + return gen->one_vec; +} + +/** + * Return index of vector register containing {1<<31, 1<<31, 1<<31, 1<<31}. + */ +static int +gen_get_bit31_vec(struct gen_context *gen) +{ + if (gen->bit31_vec < 0) { + gen->bit31_vec = ppc_allocate_vec_register(gen->f); + ppc_vspltisw(gen->f, gen->bit31_vec, -1); + ppc_vslw(gen->f, gen->bit31_vec, gen->bit31_vec, gen->bit31_vec); + } + return gen->bit31_vec; +} + + +/** + * Register fetch. Return PPC vector register with result. + */ +static int +emit_fetch(struct gen_context *gen, + const struct tgsi_full_src_register *reg, + const unsigned chan_index) +{ + uint swizzle = tgsi_util_get_full_src_register_extswizzle(reg, chan_index); + int dst_vec = -1; + + switch (swizzle) { + case TGSI_EXTSWIZZLE_X: + case TGSI_EXTSWIZZLE_Y: + case TGSI_EXTSWIZZLE_Z: + case TGSI_EXTSWIZZLE_W: + switch (reg->SrcRegister.File) { + case TGSI_FILE_INPUT: + { + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; + int offset_reg = emit_li_offset(gen, offset); + dst_vec = ppc_allocate_vec_register(gen->f); + ppc_lvx(gen->f, dst_vec, gen->inputs_reg, offset_reg); + } + break; + case TGSI_FILE_TEMPORARY: + if (is_ppc_vec_temporary(reg)) { + /* use PPC vec register */ + dst_vec = gen->temps_map[reg->SrcRegister.Index][swizzle]; + } + else { + /* use memory-based temp register "file" */ + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; + int offset_reg = emit_li_offset(gen, offset); + dst_vec = ppc_allocate_vec_register(gen->f); + ppc_lvx(gen->f, dst_vec, gen->temps_reg, offset_reg); + } + break; + case TGSI_FILE_IMMEDIATE: + { + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 4; + int offset_reg = emit_li_offset(gen, offset); + dst_vec = ppc_allocate_vec_register(gen->f); + /* Load 4-byte word into vector register. + * The vector slot depends on the effective address we load from. + * We know that our immediates start at a 16-byte boundary so we + * know that 'swizzle' tells us which vector slot will have the + * loaded word. The other vector slots will be undefined. + */ + ppc_lvewx(gen->f, dst_vec, gen->immed_reg, offset_reg); + /* splat word[swizzle] across the vector reg */ + ppc_vspltw(gen->f, dst_vec, dst_vec, swizzle); + } + break; + case TGSI_FILE_CONSTANT: + { + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 4; + int offset_reg = emit_li_offset(gen, offset); + dst_vec = ppc_allocate_vec_register(gen->f); + /* Load 4-byte word into vector register. + * The vector slot depends on the effective address we load from. + * We know that our constants start at a 16-byte boundary so we + * know that 'swizzle' tells us which vector slot will have the + * loaded word. The other vector slots will be undefined. + */ + ppc_lvewx(gen->f, dst_vec, gen->const_reg, offset_reg); + /* splat word[swizzle] across the vector reg */ + ppc_vspltw(gen->f, dst_vec, dst_vec, swizzle); + } + break; + default: + assert( 0 ); + } + break; + case TGSI_EXTSWIZZLE_ZERO: + ppc_vzero(gen->f, dst_vec); + break; + case TGSI_EXTSWIZZLE_ONE: + { + int one_vec = gen_one_vec(gen); + dst_vec = ppc_allocate_vec_register(gen->f); + ppc_vmove(gen->f, dst_vec, one_vec); + } + break; + default: + assert( 0 ); + } + + assert(dst_vec >= 0); + + { + uint sign_op = tgsi_util_get_full_src_register_sign_mode(reg, chan_index); + if (sign_op != TGSI_UTIL_SIGN_KEEP) { + int bit31_vec = gen_get_bit31_vec(gen); + int dst_vec2; + + if (is_ppc_vec_temporary(reg)) { + /* need to use a new temp */ + dst_vec2 = ppc_allocate_vec_register(gen->f); + } + else { + dst_vec2 = dst_vec; + } + + switch (sign_op) { + case TGSI_UTIL_SIGN_CLEAR: + /* vec = vec & ~bit31 */ + ppc_vandc(gen->f, dst_vec2, dst_vec, bit31_vec); + break; + case TGSI_UTIL_SIGN_SET: + /* vec = vec | bit31 */ + ppc_vor(gen->f, dst_vec2, dst_vec, bit31_vec); + break; + case TGSI_UTIL_SIGN_TOGGLE: + /* vec = vec ^ bit31 */ + ppc_vxor(gen->f, dst_vec2, dst_vec, bit31_vec); + break; + default: + assert(0); + } + return dst_vec2; + } + } + + return dst_vec; +} + + + +/** + * Test if two TGSI src registers refer to the same memory location. + * We use this to avoid redundant register loads. + */ +static boolean +equal_src_locs(const struct tgsi_full_src_register *a, uint chan_a, + const struct tgsi_full_src_register *b, uint chan_b) +{ + int swz_a, swz_b; + int sign_a, sign_b; + if (a->SrcRegister.File != b->SrcRegister.File) + return FALSE; + if (a->SrcRegister.Index != b->SrcRegister.Index) + return FALSE; + swz_a = tgsi_util_get_full_src_register_extswizzle(a, chan_a); + swz_b = tgsi_util_get_full_src_register_extswizzle(b, chan_b); + if (swz_a != swz_b) + return FALSE; + sign_a = tgsi_util_get_full_src_register_sign_mode(a, chan_a); + sign_b = tgsi_util_get_full_src_register_sign_mode(b, chan_b); + if (sign_a != sign_b) + return FALSE; + return TRUE; +} + + +/** + * Given a TGSI src register and channel index, return the PPC vector + * register containing the value. We use a cache to prevent re-loading + * the same register multiple times. + * \return index of PPC vector register with the desired src operand + */ +static int +get_src_vec(struct gen_context *gen, + struct tgsi_full_instruction *inst, int src_reg, uint chan) +{ + const const struct tgsi_full_src_register *src = + &inst->FullSrcRegisters[src_reg]; + int vec; + uint i; + + /* check the cache */ + for (i = 0; i < gen->num_regs; i++) { + if (equal_src_locs(&gen->regs[i].src, gen->regs[i].chan, src, chan)) { + /* cache hit */ + assert(gen->regs[i].vec >= 0); + return gen->regs[i].vec; + } + } + + /* cache miss: allocate new vec reg and emit fetch/load code */ + vec = emit_fetch(gen, src, chan); + gen->regs[gen->num_regs].src = *src; + gen->regs[gen->num_regs].chan = chan; + gen->regs[gen->num_regs].vec = vec; + gen->num_regs++; + + assert(gen->num_regs <= Elements(gen->regs)); + + assert(vec >= 0); + + return vec; +} + + +/** + * Clear the src operand cache. To be called at the end of each emit function. + */ +static void +release_src_vecs(struct gen_context *gen) +{ + uint i; + for (i = 0; i < gen->num_regs; i++) { + const const struct tgsi_full_src_register src = gen->regs[i].src; + if (!is_ppc_vec_temporary(&src)) { + ppc_release_vec_register(gen->f, gen->regs[i].vec); + } + } + gen->num_regs = 0; +} + + + +static int +get_dst_vec(struct gen_context *gen, + const struct tgsi_full_instruction *inst, + unsigned chan_index) +{ + const struct tgsi_full_dst_register *reg = &inst->FullDstRegisters[0]; + + if (is_ppc_vec_temporary_dst(reg)) { + int vec = gen->temps_map[reg->DstRegister.Index][chan_index]; + return vec; + } + else { + return ppc_allocate_vec_register(gen->f); + } +} + + +/** + * Register store. Store 'src_vec' at location indicated by 'reg'. + * \param free_vec Should the src_vec be released when done? + */ +static void +emit_store(struct gen_context *gen, + int src_vec, + const struct tgsi_full_instruction *inst, + unsigned chan_index, + boolean free_vec) +{ + const struct tgsi_full_dst_register *reg = &inst->FullDstRegisters[0]; + + switch (reg->DstRegister.File) { + case TGSI_FILE_OUTPUT: + { + int offset = (reg->DstRegister.Index * 4 + chan_index) * 16; + int offset_reg = emit_li_offset(gen, offset); + ppc_stvx(gen->f, src_vec, gen->outputs_reg, offset_reg); + } + break; + case TGSI_FILE_TEMPORARY: + if (is_ppc_vec_temporary_dst(reg)) { + if (!free_vec) { + int dst_vec = gen->temps_map[reg->DstRegister.Index][chan_index]; + if (dst_vec != src_vec) + ppc_vmove(gen->f, dst_vec, src_vec); + } + free_vec = FALSE; + } + else { + int offset = (reg->DstRegister.Index * 4 + chan_index) * 16; + int offset_reg = emit_li_offset(gen, offset); + ppc_stvx(gen->f, src_vec, gen->temps_reg, offset_reg); + } + break; +#if 0 + case TGSI_FILE_ADDRESS: + emit_addrs( + func, + xmm, + reg->DstRegister.Index, + chan_index ); + break; +#endif + default: + assert( 0 ); + } + +#if 0 + switch( inst->Instruction.Saturate ) { + case TGSI_SAT_NONE: + break; + + case TGSI_SAT_ZERO_ONE: + /* assert( 0 ); */ + break; + + case TGSI_SAT_MINUS_PLUS_ONE: + assert( 0 ); + break; + } +#endif + + if (free_vec) + ppc_release_vec_register(gen->f, src_vec); +} + + +static void +emit_scalar_unaryop(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int v0, v1; + uint chan_index; + + v0 = get_src_vec(gen, inst, 0, CHAN_X); + v1 = ppc_allocate_vec_register(gen->f); + + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_RSQ: + /* v1 = 1.0 / sqrt(v0) */ + ppc_vrsqrtefp(gen->f, v1, v0); + break; + case TGSI_OPCODE_RCP: + /* v1 = 1.0 / v0 */ + ppc_vrefp(gen->f, v1, v0); + break; + default: + assert(0); + } + + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + emit_store(gen, v1, inst, chan_index, FALSE); + } + + release_src_vecs(gen); + ppc_release_vec_register(gen->f, v1); +} + + +static void +emit_unaryop(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + uint chan_index; + + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { + int v0 = get_src_vec(gen, inst, 0, chan_index); /* v0 = srcreg[0] */ + int v1 = get_dst_vec(gen, inst, chan_index); + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_ABS: + /* turn off the most significant bit of each vector float word */ + { + int bit31_vec = gen_get_bit31_vec(gen); + ppc_vandc(gen->f, v1, v0, bit31_vec); /* v1 = v0 & ~bit31 */ + } + break; + case TGSI_OPCODE_FLOOR: + ppc_vrfim(gen->f, v1, v0); /* v1 = floor(v0) */ + break; + case TGSI_OPCODE_FRAC: + ppc_vrfim(gen->f, v1, v0); /* tmp = floor(v0) */ + ppc_vsubfp(gen->f, v1, v0, v1); /* v1 = v0 - v1 */ + break; + case TGSI_OPCODE_EXPBASE2: + ppc_vexptefp(gen->f, v1, v0); /* v1 = 2^v0 */ + break; + case TGSI_OPCODE_LOGBASE2: + /* XXX this may be broken! */ + ppc_vlogefp(gen->f, v1, v0); /* v1 = log2(v0) */ + break; + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_SWZ: + if (v0 != v1) + ppc_vmove(gen->f, v1, v0); + break; + default: + assert(0); + } + emit_store(gen, v1, inst, chan_index, TRUE); /* store v0 */ + } + + release_src_vecs(gen); +} + + +static void +emit_binop(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int zero_vec = -1; + uint chan; + + if (inst->Instruction.Opcode == TGSI_OPCODE_MUL) { + zero_vec = ppc_allocate_vec_register(gen->f); + ppc_vzero(gen->f, zero_vec); + } + + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan) { + /* fetch src operands */ + int v0 = get_src_vec(gen, inst, 0, chan); + int v1 = get_src_vec(gen, inst, 1, chan); + int v2 = get_dst_vec(gen, inst, chan); + + /* emit binop */ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_ADD: + ppc_vaddfp(gen->f, v2, v0, v1); + break; + case TGSI_OPCODE_SUB: + ppc_vsubfp(gen->f, v2, v0, v1); + break; + case TGSI_OPCODE_MUL: + ppc_vmaddfp(gen->f, v2, v0, v1, zero_vec); + break; + case TGSI_OPCODE_MIN: + ppc_vminfp(gen->f, v2, v0, v1); + break; + case TGSI_OPCODE_MAX: + ppc_vmaxfp(gen->f, v2, v0, v1); + break; + default: + assert(0); + } + + /* store v2 */ + emit_store(gen, v2, inst, chan, TRUE); + } + + if (inst->Instruction.Opcode == TGSI_OPCODE_MUL) + ppc_release_vec_register(gen->f, zero_vec); + + release_src_vecs(gen); +} + + +static void +emit_triop(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + uint chan; + + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan) { + /* fetch src operands */ + int v0 = get_src_vec(gen, inst, 0, chan); + int v1 = get_src_vec(gen, inst, 1, chan); + int v2 = get_src_vec(gen, inst, 2, chan); + int v3 = get_dst_vec(gen, inst, chan); + + /* emit ALU */ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_MAD: + ppc_vmaddfp(gen->f, v3, v0, v1, v2); /* v3 = v0 * v1 + v2 */ + break; + case TGSI_OPCODE_LRP: + ppc_vsubfp(gen->f, v3, v1, v2); /* v3 = v1 - v2 */ + ppc_vmaddfp(gen->f, v3, v0, v3, v2); /* v3 = v0 * v3 + v2 */ + break; + default: + assert(0); + } + + /* store v3 */ + emit_store(gen, v3, inst, chan, TRUE); + } + + release_src_vecs(gen); +} + + +/** + * Vector comparisons, resulting in 1.0 or 0.0 values. + */ +static void +emit_inequality(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + uint chan; + int one_vec = gen_one_vec(gen); + + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan) { + /* fetch src operands */ + int v0 = get_src_vec(gen, inst, 0, chan); + int v1 = get_src_vec(gen, inst, 1, chan); + int v2 = get_dst_vec(gen, inst, chan); + boolean complement = FALSE; + + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_SNE: + complement = TRUE; + /* fall-through */ + case TGSI_OPCODE_SEQ: + ppc_vcmpeqfpx(gen->f, v2, v0, v1); /* v2 = v0 == v1 ? ~0 : 0 */ + break; + + case TGSI_OPCODE_SGE: + complement = TRUE; + /* fall-through */ + case TGSI_OPCODE_SLT: + ppc_vcmpgtfpx(gen->f, v2, v1, v0); /* v2 = v1 > v0 ? ~0 : 0 */ + break; + + case TGSI_OPCODE_SLE: + complement = TRUE; + /* fall-through */ + case TGSI_OPCODE_SGT: + ppc_vcmpgtfpx(gen->f, v2, v0, v1); /* v2 = v0 > v1 ? ~0 : 0 */ + break; + default: + assert(0); + } + + /* v2 is now {0,0,0,0} or {~0,~0,~0,~0} */ + + if (complement) + ppc_vandc(gen->f, v2, one_vec, v2); /* v2 = one_vec & ~v2 */ + else + ppc_vand(gen->f, v2, one_vec, v2); /* v2 = one_vec & v2 */ + + /* store v2 */ + emit_store(gen, v2, inst, chan, TRUE); + } + + release_src_vecs(gen); +} + + +static void +emit_dotprod(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int v0, v1, v2; + uint chan_index; + + v2 = ppc_allocate_vec_register(gen->f); + + ppc_vzero(gen->f, v2); /* v2 = {0, 0, 0, 0} */ + + v0 = get_src_vec(gen, inst, 0, CHAN_X); /* v0 = src0.XXXX */ + v1 = get_src_vec(gen, inst, 1, CHAN_X); /* v1 = src1.XXXX */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ + + v0 = get_src_vec(gen, inst, 0, CHAN_Y); /* v0 = src0.YYYY */ + v1 = get_src_vec(gen, inst, 1, CHAN_Y); /* v1 = src1.YYYY */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ + + v0 = get_src_vec(gen, inst, 0, CHAN_Z); /* v0 = src0.ZZZZ */ + v1 = get_src_vec(gen, inst, 1, CHAN_Z); /* v1 = src1.ZZZZ */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ + + if (inst->Instruction.Opcode == TGSI_OPCODE_DP4) { + v0 = get_src_vec(gen, inst, 0, CHAN_W); /* v0 = src0.WWWW */ + v1 = get_src_vec(gen, inst, 1, CHAN_W); /* v1 = src1.WWWW */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ + } + else if (inst->Instruction.Opcode == TGSI_OPCODE_DPH) { + v1 = get_src_vec(gen, inst, 1, CHAN_W); /* v1 = src1.WWWW */ + ppc_vaddfp(gen->f, v2, v2, v1); /* v2 = v2 + v1 */ + } + + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { + emit_store(gen, v2, inst, chan_index, FALSE); /* store v2, free v2 later */ + } + + release_src_vecs(gen); + + ppc_release_vec_register(gen->f, v2); +} + + +/** Approximation for vr = pow(va, vb) */ +static void +ppc_vec_pow(struct ppc_function *f, int vr, int va, int vb) +{ + /* pow(a,b) ~= exp2(log2(a) * b) */ + int t_vec = ppc_allocate_vec_register(f); + int zero_vec = ppc_allocate_vec_register(f); + + ppc_vzero(f, zero_vec); + + ppc_vlogefp(f, t_vec, va); /* t = log2(va) */ + ppc_vmaddfp(f, t_vec, t_vec, vb, zero_vec); /* t = t * vb + zero */ + ppc_vexptefp(f, vr, t_vec); /* vr = 2^t */ + + ppc_release_vec_register(f, t_vec); + ppc_release_vec_register(f, zero_vec); +} + + +static void +emit_lit(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int one_vec = gen_one_vec(gen); + + /* Compute X */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X)) { + emit_store(gen, one_vec, inst, CHAN_X, FALSE); + } + + /* Compute Y, Z */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y) || + IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + int x_vec; + int zero_vec = ppc_allocate_vec_register(gen->f); + + x_vec = get_src_vec(gen, inst, 0, CHAN_X); /* x_vec = src[0].x */ + + ppc_vzero(gen->f, zero_vec); /* zero = {0,0,0,0} */ + ppc_vmaxfp(gen->f, x_vec, x_vec, zero_vec); /* x_vec = max(x_vec, 0) */ + + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y)) { + emit_store(gen, x_vec, inst, CHAN_Y, FALSE); + } + + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + int y_vec, w_vec; + int z_vec = ppc_allocate_vec_register(gen->f); + int pow_vec = ppc_allocate_vec_register(gen->f); + int pos_vec = ppc_allocate_vec_register(gen->f); + int p128_vec = ppc_allocate_vec_register(gen->f); + int n128_vec = ppc_allocate_vec_register(gen->f); + + y_vec = get_src_vec(gen, inst, 0, CHAN_Y); /* y_vec = src[0].y */ + ppc_vmaxfp(gen->f, y_vec, y_vec, zero_vec); /* y_vec = max(y_vec, 0) */ + + w_vec = get_src_vec(gen, inst, 0, CHAN_W); /* w_vec = src[0].w */ + + /* clamp W to [-128, 128] */ + load_constant_vec(gen, p128_vec, 128.0f); + load_constant_vec(gen, n128_vec, -128.0f); + ppc_vmaxfp(gen->f, w_vec, w_vec, n128_vec); /* w = max(w, -128) */ + ppc_vminfp(gen->f, w_vec, w_vec, p128_vec); /* w = min(w, 128) */ + + /* if temp.x > 0 + * z = pow(tmp.y, tmp.w) + * else + * z = 0.0 + */ + ppc_vec_pow(gen->f, pow_vec, y_vec, w_vec); /* pow = pow(y, w) */ + ppc_vcmpgtfpx(gen->f, pos_vec, x_vec, zero_vec); /* pos = x > 0 */ + ppc_vand(gen->f, z_vec, pow_vec, pos_vec); /* z = pow & pos */ + + emit_store(gen, z_vec, inst, CHAN_Z, FALSE); + + ppc_release_vec_register(gen->f, z_vec); + ppc_release_vec_register(gen->f, pow_vec); + ppc_release_vec_register(gen->f, pos_vec); + ppc_release_vec_register(gen->f, p128_vec); + ppc_release_vec_register(gen->f, n128_vec); + } + + ppc_release_vec_register(gen->f, zero_vec); + } + + /* Compute W */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_W)) { + emit_store(gen, one_vec, inst, CHAN_W, FALSE); + } + + release_src_vecs(gen); +} + + +static void +emit_exp(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + const int one_vec = gen_one_vec(gen); + int src_vec; + + /* get src arg */ + src_vec = get_src_vec(gen, inst, 0, CHAN_X); + + /* Compute X = 2^floor(src) */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X)) { + int dst_vec = get_dst_vec(gen, inst, CHAN_X); + int tmp_vec = ppc_allocate_vec_register(gen->f); + ppc_vrfim(gen->f, tmp_vec, src_vec); /* tmp = floor(src); */ + ppc_vexptefp(gen->f, dst_vec, tmp_vec); /* dst = 2 ^ tmp */ + emit_store(gen, dst_vec, inst, CHAN_X, TRUE); + ppc_release_vec_register(gen->f, tmp_vec); + } + + /* Compute Y = src - floor(src) */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y)) { + int dst_vec = get_dst_vec(gen, inst, CHAN_Y); + int tmp_vec = ppc_allocate_vec_register(gen->f); + ppc_vrfim(gen->f, tmp_vec, src_vec); /* tmp = floor(src); */ + ppc_vsubfp(gen->f, dst_vec, src_vec, tmp_vec); /* dst = src - tmp */ + emit_store(gen, dst_vec, inst, CHAN_Y, TRUE); + ppc_release_vec_register(gen->f, tmp_vec); + } + + /* Compute Z = RoughApprox2ToX(src) */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + int dst_vec = get_dst_vec(gen, inst, CHAN_Z); + ppc_vexptefp(gen->f, dst_vec, src_vec); /* dst = 2 ^ src */ + emit_store(gen, dst_vec, inst, CHAN_Z, TRUE); + } + + /* Compute W = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_W)) { + emit_store(gen, one_vec, inst, CHAN_W, FALSE); + } + + release_src_vecs(gen); +} + + +static void +emit_log(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + const int bit31_vec = gen_get_bit31_vec(gen); + const int one_vec = gen_one_vec(gen); + int src_vec, abs_vec; + + /* get src arg */ + src_vec = get_src_vec(gen, inst, 0, CHAN_X); + + /* compute abs(src) */ + abs_vec = ppc_allocate_vec_register(gen->f); + ppc_vandc(gen->f, abs_vec, src_vec, bit31_vec); /* abs = src & ~bit31 */ + + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X) && + IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y)) { + + /* compute tmp = floor(log2(abs)) */ + int tmp_vec = ppc_allocate_vec_register(gen->f); + ppc_vlogefp(gen->f, tmp_vec, abs_vec); /* tmp = log2(abs) */ + ppc_vrfim(gen->f, tmp_vec, tmp_vec); /* tmp = floor(tmp); */ + + /* Compute X = tmp */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X)) { + emit_store(gen, tmp_vec, inst, CHAN_X, FALSE); + } + + /* Compute Y = abs / 2^tmp */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y)) { + const int zero_vec = ppc_allocate_vec_register(gen->f); + ppc_vzero(gen->f, zero_vec); + ppc_vexptefp(gen->f, tmp_vec, tmp_vec); /* tmp = 2 ^ tmp */ + ppc_vrefp(gen->f, tmp_vec, tmp_vec); /* tmp = 1 / tmp */ + /* tmp = abs * tmp + zero */ + ppc_vmaddfp(gen->f, tmp_vec, abs_vec, tmp_vec, zero_vec); + emit_store(gen, tmp_vec, inst, CHAN_Y, FALSE); + ppc_release_vec_register(gen->f, zero_vec); + } + + ppc_release_vec_register(gen->f, tmp_vec); + } + + /* Compute Z = RoughApproxLog2(abs) */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + int dst_vec = get_dst_vec(gen, inst, CHAN_Z); + ppc_vlogefp(gen->f, dst_vec, abs_vec); /* dst = log2(abs) */ + emit_store(gen, dst_vec, inst, CHAN_Z, TRUE); + } + + /* Compute W = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_W)) { + emit_store(gen, one_vec, inst, CHAN_W, FALSE); + } + + ppc_release_vec_register(gen->f, abs_vec); + release_src_vecs(gen); +} + + +static void +emit_pow(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int s0_vec = get_src_vec(gen, inst, 0, CHAN_X); + int s1_vec = get_src_vec(gen, inst, 1, CHAN_X); + int pow_vec = ppc_allocate_vec_register(gen->f); + int chan; + + ppc_vec_pow(gen->f, pow_vec, s0_vec, s1_vec); + + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan) { + emit_store(gen, pow_vec, inst, chan, FALSE); + } + + ppc_release_vec_register(gen->f, pow_vec); + + release_src_vecs(gen); +} + + +static void +emit_xpd(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int x0_vec, y0_vec, z0_vec; + int x1_vec, y1_vec, z1_vec; + int zero_vec, tmp_vec; + int tmp2_vec; + + zero_vec = ppc_allocate_vec_register(gen->f); + ppc_vzero(gen->f, zero_vec); + + tmp_vec = ppc_allocate_vec_register(gen->f); + tmp2_vec = ppc_allocate_vec_register(gen->f); + + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y) || + IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + x0_vec = get_src_vec(gen, inst, 0, CHAN_X); + x1_vec = get_src_vec(gen, inst, 1, CHAN_X); + } + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X) || + IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z)) { + y0_vec = get_src_vec(gen, inst, 0, CHAN_Y); + y1_vec = get_src_vec(gen, inst, 1, CHAN_Y); + } + if (IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X) || + IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y)) { + z0_vec = get_src_vec(gen, inst, 0, CHAN_Z); + z1_vec = get_src_vec(gen, inst, 1, CHAN_Z); + } + + IF_IS_DST0_CHANNEL_ENABLED(*inst, CHAN_X) { + /* tmp = y0 * z1 */ + ppc_vmaddfp(gen->f, tmp_vec, y0_vec, z1_vec, zero_vec); + /* tmp = tmp - z0 * y1*/ + ppc_vnmsubfp(gen->f, tmp_vec, tmp_vec, z0_vec, y1_vec); + emit_store(gen, tmp_vec, inst, CHAN_X, FALSE); + } + IF_IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Y) { + /* tmp = z0 * x1 */ + ppc_vmaddfp(gen->f, tmp_vec, z0_vec, x1_vec, zero_vec); + /* tmp = tmp - x0 * z1 */ + ppc_vnmsubfp(gen->f, tmp_vec, tmp_vec, x0_vec, z1_vec); + emit_store(gen, tmp_vec, inst, CHAN_Y, FALSE); + } + IF_IS_DST0_CHANNEL_ENABLED(*inst, CHAN_Z) { + /* tmp = x0 * y1 */ + ppc_vmaddfp(gen->f, tmp_vec, x0_vec, y1_vec, zero_vec); + /* tmp = tmp - y0 * x1 */ + ppc_vnmsubfp(gen->f, tmp_vec, tmp_vec, y0_vec, x1_vec); + emit_store(gen, tmp_vec, inst, CHAN_Z, FALSE); + } + /* W is undefined */ + + ppc_release_vec_register(gen->f, tmp_vec); + ppc_release_vec_register(gen->f, zero_vec); + release_src_vecs(gen); +} + +static int +emit_instruction(struct gen_context *gen, + struct tgsi_full_instruction *inst) +{ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_SWZ: + case TGSI_OPCODE_ABS: + case TGSI_OPCODE_FLOOR: + case TGSI_OPCODE_FRAC: + case TGSI_OPCODE_EXPBASE2: + case TGSI_OPCODE_LOGBASE2: + emit_unaryop(gen, inst); + break; + case TGSI_OPCODE_RSQ: + case TGSI_OPCODE_RCP: + emit_scalar_unaryop(gen, inst); + break; + case TGSI_OPCODE_ADD: + case TGSI_OPCODE_SUB: + case TGSI_OPCODE_MUL: + case TGSI_OPCODE_MIN: + case TGSI_OPCODE_MAX: + emit_binop(gen, inst); + break; + case TGSI_OPCODE_SEQ: + case TGSI_OPCODE_SNE: + case TGSI_OPCODE_SLT: + case TGSI_OPCODE_SGT: + case TGSI_OPCODE_SLE: + case TGSI_OPCODE_SGE: + emit_inequality(gen, inst); + break; + case TGSI_OPCODE_MAD: + case TGSI_OPCODE_LRP: + emit_triop(gen, inst); + break; + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + case TGSI_OPCODE_DPH: + emit_dotprod(gen, inst); + break; + case TGSI_OPCODE_LIT: + emit_lit(gen, inst); + break; + case TGSI_OPCODE_LOG: + emit_log(gen, inst); + break; + case TGSI_OPCODE_EXP: + emit_exp(gen, inst); + break; + case TGSI_OPCODE_POW: + emit_pow(gen, inst); + break; + case TGSI_OPCODE_XPD: + emit_xpd(gen, inst); + break; + case TGSI_OPCODE_END: + /* normal end */ + return 1; + default: + return 0; + } + return 1; +} + + +static void +emit_declaration( + struct ppc_function *func, + struct tgsi_full_declaration *decl ) +{ + if( decl->Declaration.File == TGSI_FILE_INPUT ) { +#if 0 + unsigned first, last, mask; + unsigned i, j; + + first = decl->DeclarationRange.First; + last = decl->DeclarationRange.Last; + mask = decl->Declaration.UsageMask; + + for( i = first; i <= last; i++ ) { + for( j = 0; j < NUM_CHANNELS; j++ ) { + if( mask & (1 << j) ) { + switch( decl->Declaration.Interpolate ) { + case TGSI_INTERPOLATE_CONSTANT: + emit_coef_a0( func, 0, i, j ); + emit_inputs( func, 0, i, j ); + break; + + case TGSI_INTERPOLATE_LINEAR: + emit_tempf( func, 0, 0, TGSI_SWIZZLE_X ); + emit_coef_dadx( func, 1, i, j ); + emit_tempf( func, 2, 0, TGSI_SWIZZLE_Y ); + emit_coef_dady( func, 3, i, j ); + emit_mul( func, 0, 1 ); /* x * dadx */ + emit_coef_a0( func, 4, i, j ); + emit_mul( func, 2, 3 ); /* y * dady */ + emit_add( func, 0, 4 ); /* x * dadx + a0 */ + emit_add( func, 0, 2 ); /* x * dadx + y * dady + a0 */ + emit_inputs( func, 0, i, j ); + break; + + case TGSI_INTERPOLATE_PERSPECTIVE: + emit_tempf( func, 0, 0, TGSI_SWIZZLE_X ); + emit_coef_dadx( func, 1, i, j ); + emit_tempf( func, 2, 0, TGSI_SWIZZLE_Y ); + emit_coef_dady( func, 3, i, j ); + emit_mul( func, 0, 1 ); /* x * dadx */ + emit_tempf( func, 4, 0, TGSI_SWIZZLE_W ); + emit_coef_a0( func, 5, i, j ); + emit_rcp( func, 4, 4 ); /* 1.0 / w */ + emit_mul( func, 2, 3 ); /* y * dady */ + emit_add( func, 0, 5 ); /* x * dadx + a0 */ + emit_add( func, 0, 2 ); /* x * dadx + y * dady + a0 */ + emit_mul( func, 0, 4 ); /* (x * dadx + y * dady + a0) / w */ + emit_inputs( func, 0, i, j ); + break; + + default: + assert( 0 ); + break; + } + } + } + } +#endif + } +} + + + +static void +emit_prologue(struct ppc_function *func) +{ + /* XXX set up stack frame */ +} + + +static void +emit_epilogue(struct ppc_function *func) +{ + ppc_comment(func, -4, "Epilogue:"); + ppc_return(func); + /* XXX restore prev stack frame */ +#if 0 + debug_printf("PPC: Emitted %u instructions\n", func->num_inst); +#endif +} + + + +/** + * Translate a TGSI vertex/fragment shader to PPC code. + * + * \param tokens the TGSI input shader + * \param func the output PPC code/function + * \param immediates buffer to place immediates, later passed to PPC func + * \return TRUE for success, FALSE if translation failed + */ +boolean +tgsi_emit_ppc(const struct tgsi_token *tokens, + struct ppc_function *func, + float (*immediates)[4], + boolean do_swizzles ) +{ + static int use_ppc_asm = -1; + struct tgsi_parse_context parse; + /*boolean instruction_phase = FALSE;*/ + unsigned ok = 1; + uint num_immediates = 0; + struct gen_context gen; + uint ic = 0; + + if (use_ppc_asm < 0) { + /* If GALLIUM_NOPPC is set, don't use PPC codegen */ + use_ppc_asm = !debug_get_bool_option("GALLIUM_NOPPC", FALSE); + } + if (!use_ppc_asm) + return FALSE; + + if (0) { + debug_printf("\n********* TGSI->PPC ********\n"); + tgsi_dump(tokens, 0); + } + + util_init_math(); + + init_gen_context(&gen, func); + + emit_prologue(func); + + tgsi_parse_init( &parse, tokens ); + + while (!tgsi_parse_end_of_tokens(&parse) && ok) { + tgsi_parse_token(&parse); + + switch (parse.FullToken.Token.Type) { + case TGSI_TOKEN_TYPE_DECLARATION: + if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) { + emit_declaration(func, &parse.FullToken.FullDeclaration ); + } + break; + + case TGSI_TOKEN_TYPE_INSTRUCTION: + if (func->print) { + _debug_printf("# "); + ic++; + tgsi_dump_instruction(&parse.FullToken.FullInstruction, ic); + } + + ok = emit_instruction(&gen, &parse.FullToken.FullInstruction); + + if (!ok) { + debug_printf("failed to translate tgsi opcode %d to PPC (%s)\n", + parse.FullToken.FullInstruction.Instruction.Opcode, + parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX ? + "vertex shader" : "fragment shader"); + } + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + /* splat each immediate component into a float[4] vector for SoA */ + { + const uint size = parse.FullToken.FullImmediate.Immediate.Size - 1; + uint i; + assert(size <= 4); + assert(num_immediates < TGSI_EXEC_NUM_IMMEDIATES); + for (i = 0; i < size; i++) { + immediates[num_immediates][i] = + parse.FullToken.FullImmediate.u.ImmediateFloat32[i].Float; + } + num_immediates++; + } + break; + + default: + ok = 0; + assert( 0 ); + } + } + + emit_epilogue(func); + + tgsi_parse_free( &parse ); + + if (ppc_num_instructions(func) == 0) { + /* ran out of memory for instructions */ + ok = FALSE; + } + + if (!ok) + debug_printf("TGSI->PPC translation failed\n"); + + return ok; +} + +#endif /* PIPE_ARCH_PPC */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_ppc.h b/src/gallium/auxiliary/tgsi/tgsi_ppc.h new file mode 100644 index 00000000000..829ec075e7f --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_ppc.h @@ -0,0 +1,51 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_PPC_H +#define TGSI_PPC_H + +#if defined __cplusplus +extern "C" { +#endif + +struct tgsi_token; +struct ppc_function; + +extern const float ppc_builtin_constants[]; + + +boolean +tgsi_emit_ppc(const struct tgsi_token *tokens, + struct ppc_function *function, + float (*immediates)[4], + boolean do_swizzles); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_PPC_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_sanity.c b/src/gallium/auxiliary/tgsi/tgsi_sanity.c new file mode 100644 index 00000000000..bc7b941b785 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_sanity.c @@ -0,0 +1,364 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "tgsi_sanity.h" +#include "tgsi_info.h" +#include "tgsi_iterate.h" + +#define MAX_REGISTERS 256 + +typedef uint reg_flag; + +#define BITS_IN_REG_FLAG (sizeof( reg_flag ) * 8) + +struct sanity_check_ctx +{ + struct tgsi_iterate_context iter; + + reg_flag regs_decl[TGSI_FILE_COUNT][MAX_REGISTERS / BITS_IN_REG_FLAG]; + reg_flag regs_used[TGSI_FILE_COUNT][MAX_REGISTERS / BITS_IN_REG_FLAG]; + boolean regs_ind_used[TGSI_FILE_COUNT]; + uint num_imms; + uint num_instructions; + uint index_of_END; + + uint errors; + uint warnings; +}; + +static void +report_error( + struct sanity_check_ctx *ctx, + const char *format, + ... ) +{ + va_list args; + + debug_printf( "Error : " ); + va_start( args, format ); + _debug_vprintf( format, args ); + va_end( args ); + debug_printf( "\n" ); + ctx->errors++; +} + +static void +report_warning( + struct sanity_check_ctx *ctx, + const char *format, + ... ) +{ + va_list args; + + debug_printf( "Warning: " ); + va_start( args, format ); + _debug_vprintf( format, args ); + va_end( args ); + debug_printf( "\n" ); + ctx->warnings++; +} + +static boolean +check_file_name( + struct sanity_check_ctx *ctx, + uint file ) +{ + if (file <= TGSI_FILE_NULL || file >= TGSI_FILE_COUNT) { + report_error( ctx, "Invalid register file name" ); + return FALSE; + } + return TRUE; +} + +static boolean +is_register_declared( + struct sanity_check_ctx *ctx, + uint file, + int index ) +{ + assert( index >= 0 && index < MAX_REGISTERS ); + + return (ctx->regs_decl[file][index / BITS_IN_REG_FLAG] & (1 << (index % BITS_IN_REG_FLAG))) ? TRUE : FALSE; +} + +static boolean +is_any_register_declared( + struct sanity_check_ctx *ctx, + uint file ) +{ + uint i; + + for (i = 0; i < MAX_REGISTERS / BITS_IN_REG_FLAG; i++) + if (ctx->regs_decl[file][i]) + return TRUE; + return FALSE; +} + +static boolean +is_register_used( + struct sanity_check_ctx *ctx, + uint file, + int index ) +{ + assert( index < MAX_REGISTERS ); + + return (ctx->regs_used[file][index / BITS_IN_REG_FLAG] & (1 << (index % BITS_IN_REG_FLAG))) ? TRUE : FALSE; +} + +static const char *file_names[] = +{ + "NULL", + "CONST", + "IN", + "OUT", + "TEMP", + "SAMP", + "ADDR", + "IMM" +}; + +static boolean +check_register_usage( + struct sanity_check_ctx *ctx, + uint file, + int index, + const char *name, + boolean indirect_access ) +{ + if (!check_file_name( ctx, file )) + return FALSE; + + if (indirect_access) { + /* Note that 'index' is an offset relative to the value of the + * address register. No range checking done here. + */ + if (!is_any_register_declared( ctx, file )) + report_error( ctx, "%s: Undeclared %s register", file_names[file], name ); + ctx->regs_ind_used[file] = TRUE; + } + else { + if (index < 0 || index > MAX_REGISTERS) { + report_error( ctx, "%s[%i]: Invalid index %s", + file_names[file], index, name ); + return FALSE; + } + + if (!is_register_declared( ctx, file, index )) + report_error( ctx, "%s[%d]: Undeclared %s register", file_names[file], index, name ); + ctx->regs_used[file][index / BITS_IN_REG_FLAG] |= (1 << (index % BITS_IN_REG_FLAG)); + } + return TRUE; +} + +static boolean +iter_instruction( + struct tgsi_iterate_context *iter, + struct tgsi_full_instruction *inst ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + const struct tgsi_opcode_info *info; + uint i; + + if (inst->Instruction.Opcode == TGSI_OPCODE_END) { + if (ctx->index_of_END != ~0) { + report_error( ctx, "Too many END instructions" ); + } + ctx->index_of_END = ctx->num_instructions; + } + + info = tgsi_get_opcode_info( inst->Instruction.Opcode ); + if (info == NULL) { + report_error( ctx, "Invalid instruction opcode" ); + return TRUE; + } + + if (info->num_dst != inst->Instruction.NumDstRegs) { + report_error( ctx, "Invalid number of destination operands" ); + } + if (info->num_src != inst->Instruction.NumSrcRegs) { + report_error( ctx, "Invalid number of source operands" ); + } + + /* Check destination and source registers' validity. + * Mark the registers as used. + */ + for (i = 0; i < inst->Instruction.NumDstRegs; i++) { + check_register_usage( + ctx, + inst->FullDstRegisters[i].DstRegister.File, + inst->FullDstRegisters[i].DstRegister.Index, + "destination", + FALSE ); + } + for (i = 0; i < inst->Instruction.NumSrcRegs; i++) { + check_register_usage( + ctx, + inst->FullSrcRegisters[i].SrcRegister.File, + inst->FullSrcRegisters[i].SrcRegister.Index, + "source", + (boolean)inst->FullSrcRegisters[i].SrcRegister.Indirect ); + if (inst->FullSrcRegisters[i].SrcRegister.Indirect) { + uint file; + int index; + + file = inst->FullSrcRegisters[i].SrcRegisterInd.File; + index = inst->FullSrcRegisters[i].SrcRegisterInd.Index; + check_register_usage( + ctx, + file, + index, + "indirect", + FALSE ); + if (file != TGSI_FILE_ADDRESS || index != 0) + report_warning( ctx, "Indirect register not ADDR[0]" ); + } + } + + ctx->num_instructions++; + + return TRUE; +} + +static boolean +iter_declaration( + struct tgsi_iterate_context *iter, + struct tgsi_full_declaration *decl ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + uint file; + uint i; + + /* No declarations allowed after the first instruction. + */ + if (ctx->num_instructions > 0) + report_error( ctx, "Instruction expected but declaration found" ); + + /* Check registers' validity. + * Mark the registers as declared. + */ + file = decl->Declaration.File; + if (!check_file_name( ctx, file )) + return TRUE; + for (i = decl->DeclarationRange.First; i <= decl->DeclarationRange.Last; i++) { + if (is_register_declared( ctx, file, i )) + report_error( ctx, "The same register declared twice" ); + ctx->regs_decl[file][i / BITS_IN_REG_FLAG] |= (1 << (i % BITS_IN_REG_FLAG)); + } + + return TRUE; +} + +static boolean +iter_immediate( + struct tgsi_iterate_context *iter, + struct tgsi_full_immediate *imm ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + + assert( ctx->num_imms < MAX_REGISTERS ); + + /* No immediates allowed after the first instruction. + */ + if (ctx->num_instructions > 0) + report_error( ctx, "Instruction expected but immediate found" ); + + /* Mark the register as declared. + */ + ctx->regs_decl[TGSI_FILE_IMMEDIATE][ctx->num_imms / BITS_IN_REG_FLAG] |= (1 << (ctx->num_imms % BITS_IN_REG_FLAG)); + ctx->num_imms++; + + /* Check data type validity. + */ + if (imm->Immediate.DataType != TGSI_IMM_FLOAT32) { + report_error( ctx, "Invalid immediate data type" ); + return TRUE; + } + + return TRUE; +} + +static boolean +epilog( + struct tgsi_iterate_context *iter ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + uint file; + + /* There must be an END instruction somewhere. + */ + if (ctx->index_of_END == ~0) { + report_error( ctx, "Missing END instruction" ); + } + + /* Check if all declared registers were used. + */ + for (file = TGSI_FILE_NULL; file < TGSI_FILE_COUNT; file++) { + uint i; + + for (i = 0; i < MAX_REGISTERS; i++) { + if (is_register_declared( ctx, file, i ) && !is_register_used( ctx, file, i ) && !ctx->regs_ind_used[file]) { + report_warning( ctx, "Register never used" ); + } + } + } + + /* Print totals, if any. + */ + if (ctx->errors || ctx->warnings) + debug_printf( "%u errors, %u warnings\n", ctx->errors, ctx->warnings ); + + return TRUE; +} + +boolean +tgsi_sanity_check( + struct tgsi_token *tokens ) +{ + struct sanity_check_ctx ctx; + + ctx.iter.prolog = NULL; + ctx.iter.iterate_instruction = iter_instruction; + ctx.iter.iterate_declaration = iter_declaration; + ctx.iter.iterate_immediate = iter_immediate; + ctx.iter.epilog = epilog; + + memset( ctx.regs_decl, 0, sizeof( ctx.regs_decl ) ); + memset( ctx.regs_used, 0, sizeof( ctx.regs_used ) ); + memset( ctx.regs_ind_used, 0, sizeof( ctx.regs_ind_used ) ); + ctx.num_imms = 0; + ctx.num_instructions = 0; + ctx.index_of_END = ~0; + + ctx.errors = 0; + ctx.warnings = 0; + + if (!tgsi_iterate_shader( tokens, &ctx.iter )) + return FALSE; + + return ctx.errors == 0; +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_sanity.h b/src/gallium/auxiliary/tgsi/tgsi_sanity.h new file mode 100644 index 00000000000..ca45e94c7ad --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_sanity.h @@ -0,0 +1,49 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_SANITY_H +#define TGSI_SANITY_H + +#include "pipe/p_shader_tokens.h" + +#if defined __cplusplus +extern "C" { +#endif + +/* Check the given token stream for errors and common mistakes. + * Diagnostic messages are printed out to the debug output. + * Returns TRUE if there are no errors, even though there could be some warnings. + */ +boolean +tgsi_sanity_check( + struct tgsi_token *tokens ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_SANITY_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c new file mode 100644 index 00000000000..1239f6c0765 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c @@ -0,0 +1,247 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * Copyright 2008 VMware, Inc. All rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * TGSI program scan utility. + * Used to determine which registers and instructions are used by a shader. + * + * Authors: Brian Paul + */ + + +#include "util/u_math.h" +#include "tgsi/tgsi_build.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_scan.h" + + + + +/** + */ +void +tgsi_scan_shader(const struct tgsi_token *tokens, + struct tgsi_shader_info *info) +{ + uint procType, i; + struct tgsi_parse_context parse; + + memset(info, 0, sizeof(*info)); + for (i = 0; i < TGSI_FILE_COUNT; i++) + info->file_max[i] = -1; + + /** + ** Setup to begin parsing input shader + **/ + if (tgsi_parse_init( &parse, tokens ) != TGSI_PARSE_OK) { + debug_printf("tgsi_parse_init() failed in tgsi_scan_shader()!\n"); + return; + } + procType = parse.FullHeader.Processor.Processor; + assert(procType == TGSI_PROCESSOR_FRAGMENT || + procType == TGSI_PROCESSOR_VERTEX || + procType == TGSI_PROCESSOR_GEOMETRY); + + + /** + ** Loop over incoming program tokens/instructions + */ + while( !tgsi_parse_end_of_tokens( &parse ) ) { + + info->num_tokens++; + + tgsi_parse_token( &parse ); + + switch( parse.FullToken.Token.Type ) { + case TGSI_TOKEN_TYPE_INSTRUCTION: + { + const struct tgsi_full_instruction *fullinst + = &parse.FullToken.FullInstruction; + + assert(fullinst->Instruction.Opcode < TGSI_OPCODE_LAST); + info->opcode_count[fullinst->Instruction.Opcode]++; + + /* special case: scan fragment shaders for use of the fog + * input/attribute. The X component is fog, the Y component + * is the front/back-face flag. + */ + if (procType == TGSI_PROCESSOR_FRAGMENT) { + uint i; + for (i = 0; i < fullinst->Instruction.NumSrcRegs; i++) { + const struct tgsi_full_src_register *src = + &fullinst->FullSrcRegisters[i]; + if (src->SrcRegister.File == TGSI_FILE_INPUT) { + const int ind = src->SrcRegister.Index; + if (info->input_semantic_name[ind] == TGSI_SEMANTIC_FOG) { + if (src->SrcRegister.SwizzleX == TGSI_SWIZZLE_X) { + info->uses_fogcoord = TRUE; + } + else if (src->SrcRegister.SwizzleX == TGSI_SWIZZLE_Y) { + info->uses_frontfacing = TRUE; + } + } + } + } + } + } + break; + + case TGSI_TOKEN_TYPE_DECLARATION: + { + const struct tgsi_full_declaration *fulldecl + = &parse.FullToken.FullDeclaration; + uint file = fulldecl->Declaration.File; + uint reg; + for (reg = fulldecl->DeclarationRange.First; + reg <= fulldecl->DeclarationRange.Last; + reg++) { + + /* only first 32 regs will appear in this bitfield */ + info->file_mask[file] |= (1 << reg); + info->file_count[file]++; + info->file_max[file] = MAX2(info->file_max[file], (int)reg); + + if (file == TGSI_FILE_INPUT) { + info->input_semantic_name[reg] = (ubyte)fulldecl->Semantic.SemanticName; + info->input_semantic_index[reg] = (ubyte)fulldecl->Semantic.SemanticIndex; + info->num_inputs++; + } + + if (file == TGSI_FILE_OUTPUT) { + info->output_semantic_name[reg] = (ubyte)fulldecl->Semantic.SemanticName; + info->output_semantic_index[reg] = (ubyte)fulldecl->Semantic.SemanticIndex; + info->num_outputs++; + } + + /* special case */ + if (procType == TGSI_PROCESSOR_FRAGMENT && + file == TGSI_FILE_OUTPUT && + fulldecl->Semantic.SemanticName == TGSI_SEMANTIC_POSITION) { + info->writes_z = TRUE; + } + } + } + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + info->immediate_count++; + break; + + default: + assert( 0 ); + } + } + + info->uses_kill = (info->opcode_count[TGSI_OPCODE_KIL] || + info->opcode_count[TGSI_OPCODE_KILP]); + + tgsi_parse_free (&parse); +} + + + +/** + * Check if the given shader is a "passthrough" shader consisting of only + * MOV instructions of the form: MOV OUT[n], IN[n] + * + */ +boolean +tgsi_is_passthrough_shader(const struct tgsi_token *tokens) +{ + struct tgsi_parse_context parse; + + /** + ** Setup to begin parsing input shader + **/ + if (tgsi_parse_init(&parse, tokens) != TGSI_PARSE_OK) { + debug_printf("tgsi_parse_init() failed in tgsi_is_passthrough_shader()!\n"); + return FALSE; + } + + /** + ** Loop over incoming program tokens/instructions + */ + while (!tgsi_parse_end_of_tokens(&parse)) { + + tgsi_parse_token(&parse); + + switch (parse.FullToken.Token.Type) { + case TGSI_TOKEN_TYPE_INSTRUCTION: + { + struct tgsi_full_instruction *fullinst = + &parse.FullToken.FullInstruction; + const struct tgsi_full_src_register *src = + &fullinst->FullSrcRegisters[0]; + const struct tgsi_full_dst_register *dst = + &fullinst->FullDstRegisters[0]; + + /* Do a whole bunch of checks for a simple move */ + if (fullinst->Instruction.Opcode != TGSI_OPCODE_MOV || + src->SrcRegister.File != TGSI_FILE_INPUT || + dst->DstRegister.File != TGSI_FILE_OUTPUT || + src->SrcRegister.Index != dst->DstRegister.Index || + + src->SrcRegister.Negate || + src->SrcRegisterExtMod.Negate || + src->SrcRegisterExtMod.Absolute || + src->SrcRegisterExtMod.Scale2X || + src->SrcRegisterExtMod.Bias || + src->SrcRegisterExtMod.Complement || + + src->SrcRegister.SwizzleX != TGSI_SWIZZLE_X || + src->SrcRegister.SwizzleY != TGSI_SWIZZLE_Y || + src->SrcRegister.SwizzleZ != TGSI_SWIZZLE_Z || + src->SrcRegister.SwizzleW != TGSI_SWIZZLE_W || + + src->SrcRegisterExtSwz.ExtSwizzleX != TGSI_EXTSWIZZLE_X || + src->SrcRegisterExtSwz.ExtSwizzleY != TGSI_EXTSWIZZLE_Y || + src->SrcRegisterExtSwz.ExtSwizzleZ != TGSI_EXTSWIZZLE_Z || + src->SrcRegisterExtSwz.ExtSwizzleW != TGSI_EXTSWIZZLE_W || + + dst->DstRegister.WriteMask != TGSI_WRITEMASK_XYZW) + { + tgsi_parse_free(&parse); + return FALSE; + } + } + break; + + case TGSI_TOKEN_TYPE_DECLARATION: + /* fall-through */ + case TGSI_TOKEN_TYPE_IMMEDIATE: + /* fall-through */ + default: + ; /* no-op */ + } + } + + tgsi_parse_free(&parse); + + /* if we get here, it's a pass-through shader */ + return TRUE; +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h new file mode 100644 index 00000000000..2c1a75bc812 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h @@ -0,0 +1,75 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_SCAN_H +#define TGSI_SCAN_H + + +#include "pipe/p_compiler.h" +#include "pipe/p_state.h" +#include "pipe/p_shader_tokens.h" + + +/** + * Shader summary info + */ +struct tgsi_shader_info +{ + uint num_tokens; + + ubyte num_inputs; + ubyte num_outputs; + ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS]; /**< TGSI_SEMANTIC_x */ + ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS]; + ubyte output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; /**< TGSI_SEMANTIC_x */ + ubyte output_semantic_index[PIPE_MAX_SHADER_OUTPUTS]; + + uint file_mask[TGSI_FILE_COUNT]; /**< bitmask of declared registers */ + uint file_count[TGSI_FILE_COUNT]; /**< number of declared registers */ + int file_max[TGSI_FILE_COUNT]; /**< highest index of declared registers */ + + uint immediate_count; /**< number of immediates declared */ + + uint opcode_count[TGSI_OPCODE_LAST]; /**< opcode histogram */ + + boolean writes_z; /**< does fragment shader write Z value? */ + boolean uses_kill; /**< KIL or KILP instruction used? */ + boolean uses_fogcoord; /**< fragment shader uses fog coord? */ + boolean uses_frontfacing; /**< fragment shader uses front/back-face flag? */ +}; + + +extern void +tgsi_scan_shader(const struct tgsi_token *tokens, + struct tgsi_shader_info *info); + + +extern boolean +tgsi_is_passthrough_shader(const struct tgsi_token *tokens); + + +#endif /* TGSI_SCAN_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_sse2.c b/src/gallium/auxiliary/tgsi/tgsi_sse2.c new file mode 100644 index 00000000000..cac44af7f41 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_sse2.c @@ -0,0 +1,2723 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_config.h" + +#if defined(PIPE_ARCH_X86) + +#include "pipe/p_debug.h" +#include "pipe/p_shader_tokens.h" +#include "util/u_math.h" +#if defined(PIPE_ARCH_SSE) +#include "util/u_sse.h" +#endif +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_util.h" +#include "tgsi_exec.h" +#include "tgsi_sse2.h" + +#include "rtasm/rtasm_x86sse.h" + +/* for 1/sqrt() + * + * This costs about 100fps (close to 10%) in gears: + */ +#define HIGH_PRECISION 1 + +#define FAST_MATH 1 + + +#define FOR_EACH_CHANNEL( CHAN )\ + for (CHAN = 0; CHAN < NUM_CHANNELS; CHAN++) + +#define IS_DST0_CHANNEL_ENABLED( INST, CHAN )\ + ((INST).FullDstRegisters[0].DstRegister.WriteMask & (1 << (CHAN))) + +#define IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\ + if (IS_DST0_CHANNEL_ENABLED( INST, CHAN )) + +#define FOR_EACH_DST0_ENABLED_CHANNEL( INST, CHAN )\ + FOR_EACH_CHANNEL( CHAN )\ + IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN ) + +#define CHAN_X 0 +#define CHAN_Y 1 +#define CHAN_Z 2 +#define CHAN_W 3 + +#define TEMP_ONE_I TGSI_EXEC_TEMP_ONE_I +#define TEMP_ONE_C TGSI_EXEC_TEMP_ONE_C + +#define TEMP_R0 TGSI_EXEC_TEMP_R0 +#define TEMP_ADDR TGSI_EXEC_TEMP_ADDR +#define TEMP_EXEC_MASK_I TGSI_EXEC_MASK_I +#define TEMP_EXEC_MASK_C TGSI_EXEC_MASK_C + + +/** + * X86 utility functions. + */ + +static struct x86_reg +make_xmm( + unsigned xmm ) +{ + return x86_make_reg( + file_XMM, + (enum x86_reg_name) xmm ); +} + +/** + * X86 register mapping helpers. + */ + +static struct x86_reg +get_const_base( void ) +{ + return x86_make_reg( + file_REG32, + reg_CX ); +} + +static struct x86_reg +get_input_base( void ) +{ + return x86_make_reg( + file_REG32, + reg_AX ); +} + +static struct x86_reg +get_output_base( void ) +{ + return x86_make_reg( + file_REG32, + reg_DX ); +} + +static struct x86_reg +get_temp_base( void ) +{ + return x86_make_reg( + file_REG32, + reg_BX ); +} + +static struct x86_reg +get_coef_base( void ) +{ + return get_output_base(); +} + +static struct x86_reg +get_immediate_base( void ) +{ + return x86_make_reg( + file_REG32, + reg_DI ); +} + + +/** + * Data access helpers. + */ + + +static struct x86_reg +get_immediate( + unsigned vec, + unsigned chan ) +{ + return x86_make_disp( + get_immediate_base(), + (vec * 4 + chan) * 4 ); +} + +static struct x86_reg +get_const( + unsigned vec, + unsigned chan ) +{ + return x86_make_disp( + get_const_base(), + (vec * 4 + chan) * 4 ); +} + +static struct x86_reg +get_input( + unsigned vec, + unsigned chan ) +{ + return x86_make_disp( + get_input_base(), + (vec * 4 + chan) * 16 ); +} + +static struct x86_reg +get_output( + unsigned vec, + unsigned chan ) +{ + return x86_make_disp( + get_output_base(), + (vec * 4 + chan) * 16 ); +} + +static struct x86_reg +get_temp( + unsigned vec, + unsigned chan ) +{ + return x86_make_disp( + get_temp_base(), + (vec * 4 + chan) * 16 ); +} + +static struct x86_reg +get_coef( + unsigned vec, + unsigned chan, + unsigned member ) +{ + return x86_make_disp( + get_coef_base(), + ((vec * 3 + member) * 4 + chan) * 4 ); +} + + +static void +emit_ret( + struct x86_function *func ) +{ + x86_ret( func ); +} + + +/** + * Data fetch helpers. + */ + +/** + * Copy a shader constant to xmm register + * \param xmm the destination xmm register + * \param vec the src const buffer index + * \param chan src channel to fetch (X, Y, Z or W) + */ +static void +emit_const( + struct x86_function *func, + uint xmm, + int vec, + uint chan, + uint indirect, + uint indirectFile, + int indirectIndex ) +{ + if (indirect) { + /* 'vec' is the offset from the address register's value. + * We're loading CONST[ADDR+vec] into an xmm register. + */ + struct x86_reg r0 = get_input_base(); + struct x86_reg r1 = get_output_base(); + uint i; + + assert( indirectFile == TGSI_FILE_ADDRESS ); + assert( indirectIndex == 0 ); + + x86_push( func, r0 ); + x86_push( func, r1 ); + + /* + * Loop over the four pixels or vertices in the quad. + * Get the value of the address (offset) register for pixel/vertex[i], + * add it to the src offset and index into the constant buffer. + * Note that we're working on SOA data. + * If any of the pixel/vertex execution channels are unused their + * values will be garbage. It's very important that we don't use + * those garbage values as indexes into the constant buffer since + * that'll cause segfaults. + * The solution is to bitwise-AND the offset with the execution mask + * register whose values are either 0 or ~0. + * The caller must setup the execution mask register to indicate + * which channels are valid/alive before running the shader. + * The execution mask will also figure into loops and conditionals + * someday. + */ + for (i = 0; i < QUAD_SIZE; i++) { + /* r1 = address register[i] */ + x86_mov( func, r1, x86_make_disp( get_temp( TEMP_ADDR, CHAN_X ), i * 4 ) ); + /* r0 = execution mask[i] */ + x86_mov( func, r0, x86_make_disp( get_temp( TEMP_EXEC_MASK_I, TEMP_EXEC_MASK_C ), i * 4 ) ); + /* r1 = r1 & r0 */ + x86_and( func, r1, r0 ); + /* r0 = 'vec', the offset */ + x86_lea( func, r0, get_const( vec, chan ) ); + + /* Quick hack to multiply r1 by 16 -- need to add SHL to rtasm. + */ + x86_add( func, r1, r1 ); + x86_add( func, r1, r1 ); + x86_add( func, r1, r1 ); + x86_add( func, r1, r1 ); + + x86_add( func, r0, r1 ); /* r0 = r0 + r1 */ + x86_mov( func, r1, x86_deref( r0 ) ); + x86_mov( func, x86_make_disp( get_temp( TEMP_R0, CHAN_X ), i * 4 ), r1 ); + } + + x86_pop( func, r1 ); + x86_pop( func, r0 ); + + sse_movaps( + func, + make_xmm( xmm ), + get_temp( TEMP_R0, CHAN_X ) ); + } + else { + /* 'vec' is the index into the src register file, such as TEMP[vec] */ + assert( vec >= 0 ); + + sse_movss( + func, + make_xmm( xmm ), + get_const( vec, chan ) ); + sse_shufps( + func, + make_xmm( xmm ), + make_xmm( xmm ), + SHUF( 0, 0, 0, 0 ) ); + } +} + +static void +emit_immediate( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + sse_movss( + func, + make_xmm( xmm ), + get_immediate( vec, chan ) ); + sse_shufps( + func, + make_xmm( xmm ), + make_xmm( xmm ), + SHUF( 0, 0, 0, 0 ) ); +} + + +/** + * Copy a shader input to xmm register + * \param xmm the destination xmm register + * \param vec the src input attrib + * \param chan src channel to fetch (X, Y, Z or W) + */ +static void +emit_inputf( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + sse_movups( + func, + make_xmm( xmm ), + get_input( vec, chan ) ); +} + +/** + * Store an xmm register to a shader output + * \param xmm the source xmm register + * \param vec the dest output attrib + * \param chan src dest channel to store (X, Y, Z or W) + */ +static void +emit_output( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + sse_movups( + func, + get_output( vec, chan ), + make_xmm( xmm ) ); +} + +/** + * Copy a shader temporary to xmm register + * \param xmm the destination xmm register + * \param vec the src temp register + * \param chan src channel to fetch (X, Y, Z or W) + */ +static void +emit_tempf( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + sse_movaps( + func, + make_xmm( xmm ), + get_temp( vec, chan ) ); +} + +/** + * Load an xmm register with an input attrib coefficient (a0, dadx or dady) + * \param xmm the destination xmm register + * \param vec the src input/attribute coefficient index + * \param chan src channel to fetch (X, Y, Z or W) + * \param member 0=a0, 1=dadx, 2=dady + */ +static void +emit_coef( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan, + unsigned member ) +{ + sse_movss( + func, + make_xmm( xmm ), + get_coef( vec, chan, member ) ); + sse_shufps( + func, + make_xmm( xmm ), + make_xmm( xmm ), + SHUF( 0, 0, 0, 0 ) ); +} + +/** + * Data store helpers. + */ + +static void +emit_inputs( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + sse_movups( + func, + get_input( vec, chan ), + make_xmm( xmm ) ); +} + +static void +emit_temps( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + sse_movaps( + func, + get_temp( vec, chan ), + make_xmm( xmm ) ); +} + +static void +emit_addrs( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + assert( vec == 0 ); + + emit_temps( + func, + xmm, + vec + TGSI_EXEC_TEMP_ADDR, + chan ); +} + +/** + * Coefficent fetch helpers. + */ + +static void +emit_coef_a0( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + emit_coef( + func, + xmm, + vec, + chan, + 0 ); +} + +static void +emit_coef_dadx( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + emit_coef( + func, + xmm, + vec, + chan, + 1 ); +} + +static void +emit_coef_dady( + struct x86_function *func, + unsigned xmm, + unsigned vec, + unsigned chan ) +{ + emit_coef( + func, + xmm, + vec, + chan, + 2 ); +} + +/** + * Function call helpers. + */ + +/** + * NOTE: In gcc, if the destination uses the SSE intrinsics, then it must be + * defined with __attribute__((force_align_arg_pointer)), as we do not guarantee + * that the stack pointer is 16 byte aligned, as expected. + */ +static void +emit_func_call_dst( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst, + void (PIPE_CDECL *code)() ) +{ + struct x86_reg ecx = x86_make_reg( file_REG32, reg_CX ); + unsigned i, n; + unsigned xmm_mask; + + /* Bitmask of the xmm registers to save */ + xmm_mask = (1 << xmm_save) - 1; + xmm_mask &= ~(1 << xmm_dst); + + sse_movaps( + func, + get_temp( TEMP_R0, 0 ), + make_xmm( xmm_dst ) ); + + x86_push( + func, + x86_make_reg( file_REG32, reg_AX) ); + x86_push( + func, + x86_make_reg( file_REG32, reg_CX) ); + x86_push( + func, + x86_make_reg( file_REG32, reg_DX) ); + + for(i = 0, n = 0; i < 8; ++i) + if(xmm_mask & (1 << i)) + ++n; + + x86_sub_imm( + func, + x86_make_reg( file_REG32, reg_SP ), + n*16); + + for(i = 0, n = 0; i < 8; ++i) + if(xmm_mask & (1 << i)) { + sse_movups( + func, + x86_make_disp( x86_make_reg( file_REG32, reg_SP ), n*16 ), + make_xmm( i ) ); + ++n; + } + + x86_lea( + func, + ecx, + get_temp( TEMP_R0, 0 ) ); + + x86_push( func, ecx ); + x86_mov_reg_imm( func, ecx, (unsigned long) code ); + x86_call( func, ecx ); + x86_pop(func, ecx ); + + for(i = 0, n = 0; i < 8; ++i) + if(xmm_mask & (1 << i)) { + sse_movups( + func, + make_xmm( i ), + x86_make_disp( x86_make_reg( file_REG32, reg_SP ), n*16 ) ); + ++n; + } + + x86_add_imm( + func, + x86_make_reg( file_REG32, reg_SP ), + n*16); + + /* Restore GP registers in a reverse order. + */ + x86_pop( + func, + x86_make_reg( file_REG32, reg_DX) ); + x86_pop( + func, + x86_make_reg( file_REG32, reg_CX) ); + x86_pop( + func, + x86_make_reg( file_REG32, reg_AX) ); + + sse_movaps( + func, + make_xmm( xmm_dst ), + get_temp( TEMP_R0, 0 ) ); +} + +static void +emit_func_call_dst_src( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst, + unsigned xmm_src, + void (PIPE_CDECL *code)() ) +{ + sse_movaps( + func, + get_temp( TEMP_R0, 1 ), + make_xmm( xmm_src ) ); + + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + code ); +} + + +#if defined(PIPE_ARCH_SSE) + +/* + * Fast SSE2 implementation of special math functions. + */ + +#define POLY0(x, c0) _mm_set1_ps(c0) +#define POLY1(x, c0, c1) _mm_add_ps(_mm_mul_ps(POLY0(x, c1), x), _mm_set1_ps(c0)) +#define POLY2(x, c0, c1, c2) _mm_add_ps(_mm_mul_ps(POLY1(x, c1, c2), x), _mm_set1_ps(c0)) +#define POLY3(x, c0, c1, c2, c3) _mm_add_ps(_mm_mul_ps(POLY2(x, c1, c2, c3), x), _mm_set1_ps(c0)) +#define POLY4(x, c0, c1, c2, c3, c4) _mm_add_ps(_mm_mul_ps(POLY3(x, c1, c2, c3, c4), x), _mm_set1_ps(c0)) +#define POLY5(x, c0, c1, c2, c3, c4, c5) _mm_add_ps(_mm_mul_ps(POLY4(x, c1, c2, c3, c4, c5), x), _mm_set1_ps(c0)) + +#define EXP_POLY_DEGREE 3 +#define LOG_POLY_DEGREE 5 + +/** + * See http://www.devmaster.net/forums/showthread.php?p=43580 + */ +static INLINE __m128 +exp2f4(__m128 x) +{ + __m128i ipart; + __m128 fpart, expipart, expfpart; + + x = _mm_min_ps(x, _mm_set1_ps( 129.00000f)); + x = _mm_max_ps(x, _mm_set1_ps(-126.99999f)); + + /* ipart = int(x - 0.5) */ + ipart = _mm_cvtps_epi32(_mm_sub_ps(x, _mm_set1_ps(0.5f))); + + /* fpart = x - ipart */ + fpart = _mm_sub_ps(x, _mm_cvtepi32_ps(ipart)); + + /* expipart = (float) (1 << ipart) */ + expipart = _mm_castsi128_ps(_mm_slli_epi32(_mm_add_epi32(ipart, _mm_set1_epi32(127)), 23)); + + /* minimax polynomial fit of 2**x, in range [-0.5, 0.5[ */ +#if EXP_POLY_DEGREE == 5 + expfpart = POLY5(fpart, 9.9999994e-1f, 6.9315308e-1f, 2.4015361e-1f, 5.5826318e-2f, 8.9893397e-3f, 1.8775767e-3f); +#elif EXP_POLY_DEGREE == 4 + expfpart = POLY4(fpart, 1.0000026f, 6.9300383e-1f, 2.4144275e-1f, 5.2011464e-2f, 1.3534167e-2f); +#elif EXP_POLY_DEGREE == 3 + expfpart = POLY3(fpart, 9.9992520e-1f, 6.9583356e-1f, 2.2606716e-1f, 7.8024521e-2f); +#elif EXP_POLY_DEGREE == 2 + expfpart = POLY2(fpart, 1.0017247f, 6.5763628e-1f, 3.3718944e-1f); +#else +#error +#endif + + return _mm_mul_ps(expipart, expfpart); +} + + +/** + * See http://www.devmaster.net/forums/showthread.php?p=43580 + */ +static INLINE __m128 +log2f4(__m128 x) +{ + __m128i expmask = _mm_set1_epi32(0x7f800000); + __m128i mantmask = _mm_set1_epi32(0x007fffff); + __m128 one = _mm_set1_ps(1.0f); + + __m128i i = _mm_castps_si128(x); + + /* exp = (float) exponent(x) */ + __m128 exp = _mm_cvtepi32_ps(_mm_sub_epi32(_mm_srli_epi32(_mm_and_si128(i, expmask), 23), _mm_set1_epi32(127))); + + /* mant = (float) mantissa(x) */ + __m128 mant = _mm_or_ps(_mm_castsi128_ps(_mm_and_si128(i, mantmask)), one); + + __m128 logmant; + + /* Minimax polynomial fit of log2(x)/(x - 1), for x in range [1, 2[ + * These coefficients can be generate with + * http://www.boost.org/doc/libs/1_36_0/libs/math/doc/sf_and_dist/html/math_toolkit/toolkit/internals2/minimax.html + */ +#if LOG_POLY_DEGREE == 6 + logmant = POLY5(mant, 3.11578814719469302614f, -3.32419399085241980044f, 2.59883907202499966007f, -1.23152682416275988241f, 0.318212422185251071475f, -0.0344359067839062357313f); +#elif LOG_POLY_DEGREE == 5 + logmant = POLY4(mant, 2.8882704548164776201f, -2.52074962577807006663f, 1.48116647521213171641f, -0.465725644288844778798f, 0.0596515482674574969533f); +#elif LOG_POLY_DEGREE == 4 + logmant = POLY3(mant, 2.61761038894603480148f, -1.75647175389045657003f, 0.688243882994381274313f, -0.107254423828329604454f); +#elif LOG_POLY_DEGREE == 3 + logmant = POLY2(mant, 2.28330284476918490682f, -1.04913055217340124191f, 0.204446009836232697516f); +#else +#error +#endif + + /* This effectively increases the polynomial degree by one, but ensures that log2(1) == 0*/ + logmant = _mm_mul_ps(logmant, _mm_sub_ps(mant, one)); + + return _mm_add_ps(logmant, exp); +} + + +static INLINE __m128 +powf4(__m128 x, __m128 y) +{ + return exp2f4(_mm_mul_ps(log2f4(x), y)); +} + +#endif /* PIPE_ARCH_SSE */ + + + +/** + * Low-level instruction translators. + */ + +static void +emit_abs( + struct x86_function *func, + unsigned xmm ) +{ + sse_andps( + func, + make_xmm( xmm ), + get_temp( + TGSI_EXEC_TEMP_7FFFFFFF_I, + TGSI_EXEC_TEMP_7FFFFFFF_C ) ); +} + +static void +emit_add( + struct x86_function *func, + unsigned xmm_dst, + unsigned xmm_src ) +{ + sse_addps( + func, + make_xmm( xmm_dst ), + make_xmm( xmm_src ) ); +} + +static void PIPE_CDECL +cos4f( + float *store ) +{ + store[0] = cosf( store[0] ); + store[1] = cosf( store[1] ); + store[2] = cosf( store[2] ); + store[3] = cosf( store[3] ); +} + +static void +emit_cos( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst ) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + cos4f ); +} + +static void PIPE_CDECL +#if defined(PIPE_CC_GCC) && defined(PIPE_ARCH_SSE) +__attribute__((force_align_arg_pointer)) +#endif +ex24f( + float *store ) +{ +#if defined(PIPE_ARCH_SSE) + _mm_store_ps(&store[0], exp2f4( _mm_load_ps(&store[0]) )); +#else + store[0] = util_fast_exp2( store[0] ); + store[1] = util_fast_exp2( store[1] ); + store[2] = util_fast_exp2( store[2] ); + store[3] = util_fast_exp2( store[3] ); +#endif +} + +static void +emit_ex2( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst ) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + ex24f ); +} + +static void +emit_f2it( + struct x86_function *func, + unsigned xmm ) +{ + sse2_cvttps2dq( + func, + make_xmm( xmm ), + make_xmm( xmm ) ); +} + +static void +emit_i2f( + struct x86_function *func, + unsigned xmm ) +{ + sse2_cvtdq2ps( + func, + make_xmm( xmm ), + make_xmm( xmm ) ); +} + +static void PIPE_CDECL +flr4f( + float *store ) +{ + store[0] = floorf( store[0] ); + store[1] = floorf( store[1] ); + store[2] = floorf( store[2] ); + store[3] = floorf( store[3] ); +} + +static void +emit_flr( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst ) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + flr4f ); +} + +static void PIPE_CDECL +frc4f( + float *store ) +{ + store[0] -= floorf( store[0] ); + store[1] -= floorf( store[1] ); + store[2] -= floorf( store[2] ); + store[3] -= floorf( store[3] ); +} + +static void +emit_frc( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst ) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + frc4f ); +} + +static void PIPE_CDECL +#if defined(PIPE_CC_GCC) && defined(PIPE_ARCH_SSE) +__attribute__((force_align_arg_pointer)) +#endif +lg24f( + float *store ) +{ +#if defined(PIPE_ARCH_SSE) + _mm_store_ps(&store[0], log2f4( _mm_load_ps(&store[0]) )); +#else + store[0] = util_fast_log2( store[0] ); + store[1] = util_fast_log2( store[1] ); + store[2] = util_fast_log2( store[2] ); + store[3] = util_fast_log2( store[3] ); +#endif +} + +static void +emit_lg2( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst ) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + lg24f ); +} + +static void +emit_MOV( + struct x86_function *func, + unsigned xmm_dst, + unsigned xmm_src ) +{ + sse_movups( + func, + make_xmm( xmm_dst ), + make_xmm( xmm_src ) ); +} + +static void +emit_mul (struct x86_function *func, + unsigned xmm_dst, + unsigned xmm_src) +{ + sse_mulps( + func, + make_xmm( xmm_dst ), + make_xmm( xmm_src ) ); +} + +static void +emit_neg( + struct x86_function *func, + unsigned xmm ) +{ + sse_xorps( + func, + make_xmm( xmm ), + get_temp( + TGSI_EXEC_TEMP_80000000_I, + TGSI_EXEC_TEMP_80000000_C ) ); +} + +static void PIPE_CDECL +#if defined(PIPE_CC_GCC) && defined(PIPE_ARCH_SSE) +__attribute__((force_align_arg_pointer)) +#endif +pow4f( + float *store ) +{ +#if defined(PIPE_ARCH_SSE) + _mm_store_ps(&store[0], powf4( _mm_load_ps(&store[0]), _mm_load_ps(&store[4]) )); +#else + store[0] = util_fast_pow( store[0], store[4] ); + store[1] = util_fast_pow( store[1], store[5] ); + store[2] = util_fast_pow( store[2], store[6] ); + store[3] = util_fast_pow( store[3], store[7] ); +#endif +} + +static void +emit_pow( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst, + unsigned xmm_src ) +{ + emit_func_call_dst_src( + func, + xmm_save, + xmm_dst, + xmm_src, + pow4f ); +} + +static void +emit_rcp ( + struct x86_function *func, + unsigned xmm_dst, + unsigned xmm_src ) +{ + /* On Intel CPUs at least, this is only accurate to 12 bits -- not + * good enough. Need to either emit a proper divide or use the + * iterative technique described below in emit_rsqrt(). + */ + sse2_rcpps( + func, + make_xmm( xmm_dst ), + make_xmm( xmm_src ) ); +} + +static void PIPE_CDECL +rnd4f( + float *store ) +{ + store[0] = floorf( store[0] + 0.5f ); + store[1] = floorf( store[1] + 0.5f ); + store[2] = floorf( store[2] + 0.5f ); + store[3] = floorf( store[3] + 0.5f ); +} + +static void +emit_rnd( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst ) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + rnd4f ); +} + +static void +emit_rsqrt( + struct x86_function *func, + unsigned xmm_dst, + unsigned xmm_src ) +{ +#if HIGH_PRECISION + /* Although rsqrtps() and rcpps() are low precision on some/all SSE + * implementations, it is possible to improve its precision at + * fairly low cost, using a newton/raphson step, as below: + * + * x1 = 2 * rcpps(a) - a * rcpps(a) * rcpps(a) + * x1 = 0.5 * rsqrtps(a) * [3.0 - (a * rsqrtps(a))* rsqrtps(a)] + * + * See: http://softwarecommunity.intel.com/articles/eng/1818.htm + */ + { + struct x86_reg dst = make_xmm( xmm_dst ); + struct x86_reg src = make_xmm( xmm_src ); + struct x86_reg tmp0 = make_xmm( 2 ); + struct x86_reg tmp1 = make_xmm( 3 ); + + assert( xmm_dst != xmm_src ); + assert( xmm_dst != 2 && xmm_dst != 3 ); + assert( xmm_src != 2 && xmm_src != 3 ); + + sse_movaps( func, dst, get_temp( TGSI_EXEC_TEMP_HALF_I, TGSI_EXEC_TEMP_HALF_C ) ); + sse_movaps( func, tmp0, get_temp( TGSI_EXEC_TEMP_THREE_I, TGSI_EXEC_TEMP_THREE_C ) ); + sse_rsqrtps( func, tmp1, src ); + sse_mulps( func, src, tmp1 ); + sse_mulps( func, dst, tmp1 ); + sse_mulps( func, src, tmp1 ); + sse_subps( func, tmp0, src ); + sse_mulps( func, dst, tmp0 ); + } +#else + /* On Intel CPUs at least, this is only accurate to 12 bits -- not + * good enough. + */ + sse_rsqrtps( + func, + make_xmm( xmm_dst ), + make_xmm( xmm_src ) ); +#endif +} + +static void +emit_setsign( + struct x86_function *func, + unsigned xmm ) +{ + sse_orps( + func, + make_xmm( xmm ), + get_temp( + TGSI_EXEC_TEMP_80000000_I, + TGSI_EXEC_TEMP_80000000_C ) ); +} + +static void PIPE_CDECL +sgn4f( + float *store ) +{ + store[0] = store[0] < 0.0f ? -1.0f : store[0] > 0.0f ? 1.0f : 0.0f; + store[1] = store[1] < 0.0f ? -1.0f : store[1] > 0.0f ? 1.0f : 0.0f; + store[2] = store[2] < 0.0f ? -1.0f : store[2] > 0.0f ? 1.0f : 0.0f; + store[3] = store[3] < 0.0f ? -1.0f : store[3] > 0.0f ? 1.0f : 0.0f; +} + +static void +emit_sgn( + struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst ) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + sgn4f ); +} + +static void PIPE_CDECL +sin4f( + float *store ) +{ + store[0] = sinf( store[0] ); + store[1] = sinf( store[1] ); + store[2] = sinf( store[2] ); + store[3] = sinf( store[3] ); +} + +static void +emit_sin (struct x86_function *func, + unsigned xmm_save, + unsigned xmm_dst) +{ + emit_func_call_dst( + func, + xmm_save, + xmm_dst, + sin4f ); +} + +static void +emit_sub( + struct x86_function *func, + unsigned xmm_dst, + unsigned xmm_src ) +{ + sse_subps( + func, + make_xmm( xmm_dst ), + make_xmm( xmm_src ) ); +} + +/** + * Register fetch. + */ + +static void +emit_fetch( + struct x86_function *func, + unsigned xmm, + const struct tgsi_full_src_register *reg, + const unsigned chan_index ) +{ + unsigned swizzle = tgsi_util_get_full_src_register_extswizzle( reg, chan_index ); + + switch (swizzle) { + case TGSI_EXTSWIZZLE_X: + case TGSI_EXTSWIZZLE_Y: + case TGSI_EXTSWIZZLE_Z: + case TGSI_EXTSWIZZLE_W: + switch (reg->SrcRegister.File) { + case TGSI_FILE_CONSTANT: + emit_const( + func, + xmm, + reg->SrcRegister.Index, + swizzle, + reg->SrcRegister.Indirect, + reg->SrcRegisterInd.File, + reg->SrcRegisterInd.Index ); + break; + + case TGSI_FILE_IMMEDIATE: + emit_immediate( + func, + xmm, + reg->SrcRegister.Index, + swizzle ); + break; + + case TGSI_FILE_INPUT: + emit_inputf( + func, + xmm, + reg->SrcRegister.Index, + swizzle ); + break; + + case TGSI_FILE_TEMPORARY: + emit_tempf( + func, + xmm, + reg->SrcRegister.Index, + swizzle ); + break; + + default: + assert( 0 ); + } + break; + + case TGSI_EXTSWIZZLE_ZERO: + emit_tempf( + func, + xmm, + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ); + break; + + case TGSI_EXTSWIZZLE_ONE: + emit_tempf( + func, + xmm, + TEMP_ONE_I, + TEMP_ONE_C ); + break; + + default: + assert( 0 ); + } + + switch( tgsi_util_get_full_src_register_sign_mode( reg, chan_index ) ) { + case TGSI_UTIL_SIGN_CLEAR: + emit_abs( func, xmm ); + break; + + case TGSI_UTIL_SIGN_SET: + emit_setsign( func, xmm ); + break; + + case TGSI_UTIL_SIGN_TOGGLE: + emit_neg( func, xmm ); + break; + + case TGSI_UTIL_SIGN_KEEP: + break; + } +} + +#define FETCH( FUNC, INST, XMM, INDEX, CHAN )\ + emit_fetch( FUNC, XMM, &(INST).FullSrcRegisters[INDEX], CHAN ) + +/** + * Register store. + */ + +static void +emit_store( + struct x86_function *func, + unsigned xmm, + const struct tgsi_full_dst_register *reg, + const struct tgsi_full_instruction *inst, + unsigned chan_index ) +{ + switch( reg->DstRegister.File ) { + case TGSI_FILE_OUTPUT: + emit_output( + func, + xmm, + reg->DstRegister.Index, + chan_index ); + break; + + case TGSI_FILE_TEMPORARY: + emit_temps( + func, + xmm, + reg->DstRegister.Index, + chan_index ); + break; + + case TGSI_FILE_ADDRESS: + emit_addrs( + func, + xmm, + reg->DstRegister.Index, + chan_index ); + break; + + default: + assert( 0 ); + } + + switch( inst->Instruction.Saturate ) { + case TGSI_SAT_NONE: + break; + + case TGSI_SAT_ZERO_ONE: + /* assert( 0 ); */ + break; + + case TGSI_SAT_MINUS_PLUS_ONE: + assert( 0 ); + break; + } +} + +#define STORE( FUNC, INST, XMM, INDEX, CHAN )\ + emit_store( FUNC, XMM, &(INST).FullDstRegisters[INDEX], &(INST), CHAN ) + +/** + * High-level instruction translators. + */ + +static void +emit_kil( + struct x86_function *func, + const struct tgsi_full_src_register *reg ) +{ + unsigned uniquemask; + unsigned registers[4]; + unsigned nextregister = 0; + unsigned firstchan = ~0; + unsigned chan_index; + + /* This mask stores component bits that were already tested. Note that + * we test if the value is less than zero, so 1.0 and 0.0 need not to be + * tested. */ + uniquemask = (1 << TGSI_EXTSWIZZLE_ZERO) | (1 << TGSI_EXTSWIZZLE_ONE); + + FOR_EACH_CHANNEL( chan_index ) { + unsigned swizzle; + + /* unswizzle channel */ + swizzle = tgsi_util_get_full_src_register_extswizzle( + reg, + chan_index ); + + /* check if the component has not been already tested */ + if( !(uniquemask & (1 << swizzle)) ) { + uniquemask |= 1 << swizzle; + + /* allocate register */ + registers[chan_index] = nextregister; + emit_fetch( + func, + nextregister, + reg, + chan_index ); + nextregister++; + + /* mark the first channel used */ + if( firstchan == ~0 ) { + firstchan = chan_index; + } + } + } + + x86_push( + func, + x86_make_reg( file_REG32, reg_AX ) ); + x86_push( + func, + x86_make_reg( file_REG32, reg_DX ) ); + + FOR_EACH_CHANNEL( chan_index ) { + if( uniquemask & (1 << chan_index) ) { + sse_cmpps( + func, + make_xmm( registers[chan_index] ), + get_temp( + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ), + cc_LessThan ); + + if( chan_index == firstchan ) { + sse_pmovmskb( + func, + x86_make_reg( file_REG32, reg_AX ), + make_xmm( registers[chan_index] ) ); + } + else { + sse_pmovmskb( + func, + x86_make_reg( file_REG32, reg_DX ), + make_xmm( registers[chan_index] ) ); + x86_or( + func, + x86_make_reg( file_REG32, reg_AX ), + x86_make_reg( file_REG32, reg_DX ) ); + } + } + } + + x86_or( + func, + get_temp( + TGSI_EXEC_TEMP_KILMASK_I, + TGSI_EXEC_TEMP_KILMASK_C ), + x86_make_reg( file_REG32, reg_AX ) ); + + x86_pop( + func, + x86_make_reg( file_REG32, reg_DX ) ); + x86_pop( + func, + x86_make_reg( file_REG32, reg_AX ) ); +} + + +static void +emit_kilp( + struct x86_function *func ) +{ + /* XXX todo / fix me */ +} + + +static void +emit_setcc( + struct x86_function *func, + struct tgsi_full_instruction *inst, + enum sse_cc cc ) +{ + unsigned chan_index; + + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + sse_cmpps( + func, + make_xmm( 0 ), + make_xmm( 1 ), + cc ); + sse_andps( + func, + make_xmm( 0 ), + get_temp( + TEMP_ONE_I, + TEMP_ONE_C ) ); + STORE( func, *inst, 0, 0, chan_index ); + } +} + +static void +emit_cmp( + struct x86_function *func, + struct tgsi_full_instruction *inst ) +{ + unsigned chan_index; + + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + FETCH( func, *inst, 2, 2, chan_index ); + sse_cmpps( + func, + make_xmm( 0 ), + get_temp( + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ), + cc_LessThan ); + sse_andps( + func, + make_xmm( 1 ), + make_xmm( 0 ) ); + sse_andnps( + func, + make_xmm( 0 ), + make_xmm( 2 ) ); + sse_orps( + func, + make_xmm( 0 ), + make_xmm( 1 ) ); + STORE( func, *inst, 0, 0, chan_index ); + } +} + +static int +emit_instruction( + struct x86_function *func, + struct tgsi_full_instruction *inst ) +{ + unsigned chan_index; + + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_ARL: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_f2it( func, 0 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_SWZ: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_LIT: + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) { + emit_tempf( + func, + 0, + TEMP_ONE_I, + TEMP_ONE_C); + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) ) { + STORE( func, *inst, 0, 0, CHAN_X ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) { + STORE( func, *inst, 0, 0, CHAN_W ); + } + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { + FETCH( func, *inst, 0, 0, CHAN_X ); + sse_maxps( + func, + make_xmm( 0 ), + get_temp( + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ) ); + STORE( func, *inst, 0, 0, CHAN_Y ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + /* XMM[1] = SrcReg[0].yyyy */ + FETCH( func, *inst, 1, 0, CHAN_Y ); + /* XMM[1] = max(XMM[1], 0) */ + sse_maxps( + func, + make_xmm( 1 ), + get_temp( + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ) ); + /* XMM[2] = SrcReg[0].wwww */ + FETCH( func, *inst, 2, 0, CHAN_W ); + /* XMM[2] = min(XMM[2], 128.0) */ + sse_minps( + func, + make_xmm( 2 ), + get_temp( + TGSI_EXEC_TEMP_128_I, + TGSI_EXEC_TEMP_128_C ) ); + /* XMM[2] = max(XMM[2], -128.0) */ + sse_maxps( + func, + make_xmm( 2 ), + get_temp( + TGSI_EXEC_TEMP_MINUS_128_I, + TGSI_EXEC_TEMP_MINUS_128_C ) ); + emit_pow( func, 3, 1, 2 ); + FETCH( func, *inst, 0, 0, CHAN_X ); + sse_xorps( + func, + make_xmm( 2 ), + make_xmm( 2 ) ); + sse_cmpps( + func, + make_xmm( 2 ), + make_xmm( 0 ), + cc_LessThanEqual ); + sse_andps( + func, + make_xmm( 2 ), + make_xmm( 1 ) ); + STORE( func, *inst, 2, 0, CHAN_Z ); + } + } + break; + + case TGSI_OPCODE_RCP: + /* TGSI_OPCODE_RECIP */ + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_rcp( func, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_RSQ: + /* TGSI_OPCODE_RECIPSQRT */ + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_rsqrt( func, 1, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 1, 0, chan_index ); + } + break; + + case TGSI_OPCODE_EXP: + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( func, *inst, 0, 0, CHAN_X ); + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_MOV( func, 1, 0 ); + emit_flr( func, 2, 1 ); + /* dst.x = ex2(floor(src.x)) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X )) { + emit_MOV( func, 2, 1 ); + emit_ex2( func, 3, 2 ); + STORE( func, *inst, 2, 0, CHAN_X ); + } + /* dst.y = src.x - floor(src.x) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_MOV( func, 2, 0 ); + emit_sub( func, 2, 1 ); + STORE( func, *inst, 2, 0, CHAN_Y ); + } + } + /* dst.z = ex2(src.x) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + emit_ex2( func, 3, 0 ); + STORE( func, *inst, 0, 0, CHAN_Z ); + } + } + /* dst.w = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W )) { + emit_tempf( func, 0, TEMP_ONE_I, TEMP_ONE_C ); + STORE( func, *inst, 0, 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_LOG: + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_abs( func, 0 ); + emit_MOV( func, 1, 0 ); + emit_lg2( func, 2, 1 ); + /* dst.z = lg2(abs(src.x)) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { + STORE( func, *inst, 1, 0, CHAN_Z ); + } + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_flr( func, 2, 1 ); + /* dst.x = floor(lg2(abs(src.x))) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X )) { + STORE( func, *inst, 1, 0, CHAN_X ); + } + /* dst.x = abs(src)/ex2(floor(lg2(abs(src.x)))) */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { + emit_ex2( func, 2, 1 ); + emit_rcp( func, 1, 1 ); + emit_mul( func, 0, 1 ); + STORE( func, *inst, 0, 0, CHAN_Y ); + } + } + } + /* dst.w = 1.0 */ + if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W )) { + emit_tempf( func, 0, TEMP_ONE_I, TEMP_ONE_C ); + STORE( func, *inst, 0, 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_MUL: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + emit_mul( func, 0, 1 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_ADD: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + emit_add( func, 0, 1 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_DP3: + /* TGSI_OPCODE_DOT3 */ + FETCH( func, *inst, 0, 0, CHAN_X ); + FETCH( func, *inst, 1, 1, CHAN_X ); + emit_mul( func, 0, 1 ); + FETCH( func, *inst, 1, 0, CHAN_Y ); + FETCH( func, *inst, 2, 1, CHAN_Y ); + emit_mul( func, 1, 2 ); + emit_add( func, 0, 1 ); + FETCH( func, *inst, 1, 0, CHAN_Z ); + FETCH( func, *inst, 2, 1, CHAN_Z ); + emit_mul( func, 1, 2 ); + emit_add( func, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_DP4: + /* TGSI_OPCODE_DOT4 */ + FETCH( func, *inst, 0, 0, CHAN_X ); + FETCH( func, *inst, 1, 1, CHAN_X ); + emit_mul( func, 0, 1 ); + FETCH( func, *inst, 1, 0, CHAN_Y ); + FETCH( func, *inst, 2, 1, CHAN_Y ); + emit_mul( func, 1, 2 ); + emit_add( func, 0, 1 ); + FETCH( func, *inst, 1, 0, CHAN_Z ); + FETCH( func, *inst, 2, 1, CHAN_Z ); + emit_mul(func, 1, 2 ); + emit_add(func, 0, 1 ); + FETCH( func, *inst, 1, 0, CHAN_W ); + FETCH( func, *inst, 2, 1, CHAN_W ); + emit_mul( func, 1, 2 ); + emit_add( func, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_DST: + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { + emit_tempf( + func, + 0, + TEMP_ONE_I, + TEMP_ONE_C ); + STORE( func, *inst, 0, 0, CHAN_X ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { + FETCH( func, *inst, 0, 0, CHAN_Y ); + FETCH( func, *inst, 1, 1, CHAN_Y ); + emit_mul( func, 0, 1 ); + STORE( func, *inst, 0, 0, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { + FETCH( func, *inst, 0, 0, CHAN_Z ); + STORE( func, *inst, 0, 0, CHAN_Z ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { + FETCH( func, *inst, 0, 1, CHAN_W ); + STORE( func, *inst, 0, 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_MIN: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + sse_minps( + func, + make_xmm( 0 ), + make_xmm( 1 ) ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_MAX: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + sse_maxps( + func, + make_xmm( 0 ), + make_xmm( 1 ) ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SLT: + /* TGSI_OPCODE_SETLT */ + emit_setcc( func, inst, cc_LessThan ); + break; + + case TGSI_OPCODE_SGE: + /* TGSI_OPCODE_SETGE */ + emit_setcc( func, inst, cc_NotLessThan ); + break; + + case TGSI_OPCODE_MAD: + /* TGSI_OPCODE_MADD */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + FETCH( func, *inst, 2, 2, chan_index ); + emit_mul( func, 0, 1 ); + emit_add( func, 0, 2 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SUB: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + emit_sub( func, 0, 1 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_LERP: + /* TGSI_OPCODE_LRP */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + FETCH( func, *inst, 1, 1, chan_index ); + FETCH( func, *inst, 2, 2, chan_index ); + emit_sub( func, 1, 2 ); + emit_mul( func, 0, 1 ); + emit_add( func, 0, 2 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_CND: + return 0; + break; + + case TGSI_OPCODE_CND0: + return 0; + break; + + case TGSI_OPCODE_DOT2ADD: + /* TGSI_OPCODE_DP2A */ + FETCH( func, *inst, 0, 0, CHAN_X ); /* xmm0 = src[0].x */ + FETCH( func, *inst, 1, 1, CHAN_X ); /* xmm1 = src[1].x */ + emit_mul( func, 0, 1 ); /* xmm0 = xmm0 * xmm1 */ + FETCH( func, *inst, 1, 0, CHAN_Y ); /* xmm1 = src[0].y */ + FETCH( func, *inst, 2, 1, CHAN_Y ); /* xmm2 = src[1].y */ + emit_mul( func, 1, 2 ); /* xmm1 = xmm1 * xmm2 */ + emit_add( func, 0, 1 ); /* xmm0 = xmm0 + xmm1 */ + FETCH( func, *inst, 1, 2, CHAN_X ); /* xmm1 = src[2].x */ + emit_add( func, 0, 1 ); /* xmm0 = xmm0 + xmm1 */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); /* dest[ch] = xmm0 */ + } + break; + + case TGSI_OPCODE_INDEX: + return 0; + break; + + case TGSI_OPCODE_NEGATE: + return 0; + break; + + case TGSI_OPCODE_FRAC: + /* TGSI_OPCODE_FRC */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_frc( func, 0, 0 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_CLAMP: + return 0; + break; + + case TGSI_OPCODE_FLOOR: + /* TGSI_OPCODE_FLR */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_flr( func, 0, 0 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_ROUND: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_rnd( func, 0, 0 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_EXPBASE2: + /* TGSI_OPCODE_EX2 */ + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_ex2( func, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_LOGBASE2: + /* TGSI_OPCODE_LG2 */ + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_lg2( func, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_POWER: + /* TGSI_OPCODE_POW */ + FETCH( func, *inst, 0, 0, CHAN_X ); + FETCH( func, *inst, 1, 1, CHAN_X ); + emit_pow( func, 0, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_CROSSPRODUCT: + /* TGSI_OPCODE_XPD */ + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { + FETCH( func, *inst, 1, 1, CHAN_Z ); + FETCH( func, *inst, 3, 0, CHAN_Z ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + FETCH( func, *inst, 0, 0, CHAN_Y ); + FETCH( func, *inst, 4, 1, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { + emit_MOV( func, 2, 0 ); + emit_mul( func, 2, 1 ); + emit_MOV( func, 5, 3 ); + emit_mul( func, 5, 4 ); + emit_sub( func, 2, 5 ); + STORE( func, *inst, 2, 0, CHAN_X ); + } + if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || + IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { + FETCH( func, *inst, 2, 1, CHAN_X ); + FETCH( func, *inst, 5, 0, CHAN_X ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { + emit_mul( func, 3, 2 ); + emit_mul( func, 1, 5 ); + emit_sub( func, 3, 1 ); + STORE( func, *inst, 3, 0, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { + emit_mul( func, 5, 4 ); + emit_mul( func, 0, 2 ); + emit_sub( func, 5, 0 ); + STORE( func, *inst, 5, 0, CHAN_Z ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { + emit_tempf( + func, + 0, + TEMP_ONE_I, + TEMP_ONE_C ); + STORE( func, *inst, 0, 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_MULTIPLYMATRIX: + return 0; + break; + + case TGSI_OPCODE_ABS: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_abs( func, 0) ; + + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_RCC: + return 0; + break; + + case TGSI_OPCODE_DPH: + FETCH( func, *inst, 0, 0, CHAN_X ); + FETCH( func, *inst, 1, 1, CHAN_X ); + emit_mul( func, 0, 1 ); + FETCH( func, *inst, 1, 0, CHAN_Y ); + FETCH( func, *inst, 2, 1, CHAN_Y ); + emit_mul( func, 1, 2 ); + emit_add( func, 0, 1 ); + FETCH( func, *inst, 1, 0, CHAN_Z ); + FETCH( func, *inst, 2, 1, CHAN_Z ); + emit_mul( func, 1, 2 ); + emit_add( func, 0, 1 ); + FETCH( func, *inst, 1, 1, CHAN_W ); + emit_add( func, 0, 1 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_COS: + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_cos( func, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_DDX: + return 0; + break; + + case TGSI_OPCODE_DDY: + return 0; + break; + + case TGSI_OPCODE_KILP: + /* predicated kill */ + emit_kilp( func ); + return 0; /* XXX fix me */ + break; + + case TGSI_OPCODE_KIL: + /* conditional kill */ + emit_kil( func, &inst->FullSrcRegisters[0] ); + break; + + case TGSI_OPCODE_PK2H: + return 0; + break; + + case TGSI_OPCODE_PK2US: + return 0; + break; + + case TGSI_OPCODE_PK4B: + return 0; + break; + + case TGSI_OPCODE_PK4UB: + return 0; + break; + + case TGSI_OPCODE_RFL: + return 0; + break; + + case TGSI_OPCODE_SEQ: + return 0; + break; + + case TGSI_OPCODE_SFL: + return 0; + break; + + case TGSI_OPCODE_SGT: + return 0; + break; + + case TGSI_OPCODE_SIN: + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_sin( func, 0, 0 ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SLE: + return 0; + break; + + case TGSI_OPCODE_SNE: + return 0; + break; + + case TGSI_OPCODE_STR: + return 0; + break; + + case TGSI_OPCODE_TEX: + if (0) { + /* Disable dummy texture code: + */ + emit_tempf( + func, + 0, + TEMP_ONE_I, + TEMP_ONE_C ); + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); + } + } + else { + return 0; + } + break; + + case TGSI_OPCODE_TXD: + return 0; + break; + + case TGSI_OPCODE_UP2H: + return 0; + break; + + case TGSI_OPCODE_UP2US: + return 0; + break; + + case TGSI_OPCODE_UP4B: + return 0; + break; + + case TGSI_OPCODE_UP4UB: + return 0; + break; + + case TGSI_OPCODE_X2D: + return 0; + break; + + case TGSI_OPCODE_ARA: + return 0; + break; + + case TGSI_OPCODE_ARR: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_rnd( func, 0, 0 ); + emit_f2it( func, 0 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_BRA: + return 0; + break; + + case TGSI_OPCODE_CAL: + return 0; + break; + + case TGSI_OPCODE_RET: + emit_ret( func ); + break; + + case TGSI_OPCODE_END: + break; + + case TGSI_OPCODE_SSG: + /* TGSI_OPCODE_SGN */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_sgn( func, 0, 0 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_CMP: + emit_cmp (func, inst); + break; + + case TGSI_OPCODE_SCS: + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_cos( func, 0, 0 ); + STORE( func, *inst, 0, 0, CHAN_X ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { + FETCH( func, *inst, 0, 0, CHAN_X ); + emit_sin( func, 0, 0 ); + STORE( func, *inst, 0, 0, CHAN_Y ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { + emit_tempf( + func, + 0, + TGSI_EXEC_TEMP_00000000_I, + TGSI_EXEC_TEMP_00000000_C ); + STORE( func, *inst, 0, 0, CHAN_Z ); + } + IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { + emit_tempf( + func, + 0, + TEMP_ONE_I, + TEMP_ONE_C ); + STORE( func, *inst, 0, 0, CHAN_W ); + } + break; + + case TGSI_OPCODE_TXB: + return 0; + break; + + case TGSI_OPCODE_NRM: + /* fall-through */ + case TGSI_OPCODE_NRM4: + /* 3 or 4-component normalization */ + { + uint dims = (inst->Instruction.Opcode == TGSI_OPCODE_NRM) ? 3 : 4; + /* note: cannot use xmm regs 2/3 here (see emit_rsqrt() above) */ + FETCH( func, *inst, 4, 0, CHAN_X ); /* xmm4 = src[0].x */ + FETCH( func, *inst, 5, 0, CHAN_Y ); /* xmm5 = src[0].y */ + FETCH( func, *inst, 6, 0, CHAN_Z ); /* xmm6 = src[0].z */ + if (dims == 4) { + FETCH( func, *inst, 7, 0, CHAN_W ); /* xmm7 = src[0].w */ + } + emit_MOV( func, 0, 4 ); /* xmm0 = xmm3 */ + emit_mul( func, 0, 4 ); /* xmm0 *= xmm3 */ + emit_MOV( func, 1, 5 ); /* xmm1 = xmm4 */ + emit_mul( func, 1, 5 ); /* xmm1 *= xmm4 */ + emit_add( func, 0, 1 ); /* xmm0 += xmm1 */ + emit_MOV( func, 1, 6 ); /* xmm1 = xmm5 */ + emit_mul( func, 1, 6 ); /* xmm1 *= xmm5 */ + emit_add( func, 0, 1 ); /* xmm0 += xmm1 */ + if (dims == 4) { + emit_MOV( func, 1, 7 ); /* xmm1 = xmm7 */ + emit_mul( func, 1, 7 ); /* xmm1 *= xmm7 */ + emit_add( func, 0, 0 ); /* xmm0 += xmm1 */ + } + emit_rsqrt( func, 1, 0 ); /* xmm1 = 1/sqrt(xmm0) */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + if (chan_index < dims) { + emit_mul( func, 4+chan_index, 1); /* xmm[4+ch] *= xmm1 */ + STORE( func, *inst, 4+chan_index, 0, chan_index ); + } + } + } + break; + + case TGSI_OPCODE_DIV: + return 0; + break; + + case TGSI_OPCODE_DP2: + FETCH( func, *inst, 0, 0, CHAN_X ); /* xmm0 = src[0].x */ + FETCH( func, *inst, 1, 1, CHAN_X ); /* xmm1 = src[1].x */ + emit_mul( func, 0, 1 ); /* xmm0 = xmm0 * xmm1 */ + FETCH( func, *inst, 1, 0, CHAN_Y ); /* xmm1 = src[0].y */ + FETCH( func, *inst, 2, 1, CHAN_Y ); /* xmm2 = src[1].y */ + emit_mul( func, 1, 2 ); /* xmm1 = xmm1 * xmm2 */ + emit_add( func, 0, 1 ); /* xmm0 = xmm0 + xmm1 */ + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE( func, *inst, 0, 0, chan_index ); /* dest[ch] = xmm0 */ + } + break; + + case TGSI_OPCODE_TXL: + return 0; + break; + + case TGSI_OPCODE_BRK: + return 0; + break; + + case TGSI_OPCODE_IF: + return 0; + break; + + case TGSI_OPCODE_LOOP: + return 0; + break; + + case TGSI_OPCODE_REP: + return 0; + break; + + case TGSI_OPCODE_ELSE: + return 0; + break; + + case TGSI_OPCODE_ENDIF: + return 0; + break; + + case TGSI_OPCODE_ENDLOOP: + return 0; + break; + + case TGSI_OPCODE_ENDREP: + return 0; + break; + + case TGSI_OPCODE_PUSHA: + return 0; + break; + + case TGSI_OPCODE_POPA: + return 0; + break; + + case TGSI_OPCODE_CEIL: + return 0; + break; + + case TGSI_OPCODE_I2F: + return 0; + break; + + case TGSI_OPCODE_NOT: + return 0; + break; + + case TGSI_OPCODE_TRUNC: + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + FETCH( func, *inst, 0, 0, chan_index ); + emit_f2it( func, 0 ); + emit_i2f( func, 0 ); + STORE( func, *inst, 0, 0, chan_index ); + } + break; + + case TGSI_OPCODE_SHL: + return 0; + break; + + case TGSI_OPCODE_SHR: + return 0; + break; + + case TGSI_OPCODE_AND: + return 0; + break; + + case TGSI_OPCODE_OR: + return 0; + break; + + case TGSI_OPCODE_MOD: + return 0; + break; + + case TGSI_OPCODE_XOR: + return 0; + break; + + case TGSI_OPCODE_SAD: + return 0; + break; + + case TGSI_OPCODE_TXF: + return 0; + break; + + case TGSI_OPCODE_TXQ: + return 0; + break; + + case TGSI_OPCODE_CONT: + return 0; + break; + + case TGSI_OPCODE_EMIT: + return 0; + break; + + case TGSI_OPCODE_ENDPRIM: + return 0; + break; + + default: + return 0; + } + + return 1; +} + +static void +emit_declaration( + struct x86_function *func, + struct tgsi_full_declaration *decl ) +{ + if( decl->Declaration.File == TGSI_FILE_INPUT ) { + unsigned first, last, mask; + unsigned i, j; + + first = decl->DeclarationRange.First; + last = decl->DeclarationRange.Last; + mask = decl->Declaration.UsageMask; + + for( i = first; i <= last; i++ ) { + for( j = 0; j < NUM_CHANNELS; j++ ) { + if( mask & (1 << j) ) { + switch( decl->Declaration.Interpolate ) { + case TGSI_INTERPOLATE_CONSTANT: + emit_coef_a0( func, 0, i, j ); + emit_inputs( func, 0, i, j ); + break; + + case TGSI_INTERPOLATE_LINEAR: + emit_tempf( func, 0, 0, TGSI_SWIZZLE_X ); + emit_coef_dadx( func, 1, i, j ); + emit_tempf( func, 2, 0, TGSI_SWIZZLE_Y ); + emit_coef_dady( func, 3, i, j ); + emit_mul( func, 0, 1 ); /* x * dadx */ + emit_coef_a0( func, 4, i, j ); + emit_mul( func, 2, 3 ); /* y * dady */ + emit_add( func, 0, 4 ); /* x * dadx + a0 */ + emit_add( func, 0, 2 ); /* x * dadx + y * dady + a0 */ + emit_inputs( func, 0, i, j ); + break; + + case TGSI_INTERPOLATE_PERSPECTIVE: + emit_tempf( func, 0, 0, TGSI_SWIZZLE_X ); + emit_coef_dadx( func, 1, i, j ); + emit_tempf( func, 2, 0, TGSI_SWIZZLE_Y ); + emit_coef_dady( func, 3, i, j ); + emit_mul( func, 0, 1 ); /* x * dadx */ + emit_tempf( func, 4, 0, TGSI_SWIZZLE_W ); + emit_coef_a0( func, 5, i, j ); + emit_rcp( func, 4, 4 ); /* 1.0 / w */ + emit_mul( func, 2, 3 ); /* y * dady */ + emit_add( func, 0, 5 ); /* x * dadx + a0 */ + emit_add( func, 0, 2 ); /* x * dadx + y * dady + a0 */ + emit_mul( func, 0, 4 ); /* (x * dadx + y * dady + a0) / w */ + emit_inputs( func, 0, i, j ); + break; + + default: + assert( 0 ); + break; + } + } + } + } + } +} + +static void aos_to_soa( struct x86_function *func, + uint arg_aos, + uint arg_soa, + uint arg_num, + uint arg_stride ) +{ + struct x86_reg soa_input = x86_make_reg( file_REG32, reg_AX ); + struct x86_reg aos_input = x86_make_reg( file_REG32, reg_BX ); + struct x86_reg num_inputs = x86_make_reg( file_REG32, reg_CX ); + struct x86_reg stride = x86_make_reg( file_REG32, reg_DX ); + int inner_loop; + + + /* Save EBX */ + x86_push( func, x86_make_reg( file_REG32, reg_BX ) ); + + x86_mov( func, aos_input, x86_fn_arg( func, arg_aos ) ); + x86_mov( func, soa_input, x86_fn_arg( func, arg_soa ) ); + x86_mov( func, num_inputs, x86_fn_arg( func, arg_num ) ); + x86_mov( func, stride, x86_fn_arg( func, arg_stride ) ); + + /* do */ + inner_loop = x86_get_label( func ); + { + x86_push( func, aos_input ); + sse_movlps( func, make_xmm( 0 ), x86_make_disp( aos_input, 0 ) ); + sse_movlps( func, make_xmm( 3 ), x86_make_disp( aos_input, 8 ) ); + x86_add( func, aos_input, stride ); + sse_movhps( func, make_xmm( 0 ), x86_make_disp( aos_input, 0 ) ); + sse_movhps( func, make_xmm( 3 ), x86_make_disp( aos_input, 8 ) ); + x86_add( func, aos_input, stride ); + sse_movlps( func, make_xmm( 1 ), x86_make_disp( aos_input, 0 ) ); + sse_movlps( func, make_xmm( 4 ), x86_make_disp( aos_input, 8 ) ); + x86_add( func, aos_input, stride ); + sse_movhps( func, make_xmm( 1 ), x86_make_disp( aos_input, 0 ) ); + sse_movhps( func, make_xmm( 4 ), x86_make_disp( aos_input, 8 ) ); + x86_pop( func, aos_input ); + + sse_movaps( func, make_xmm( 2 ), make_xmm( 0 ) ); + sse_movaps( func, make_xmm( 5 ), make_xmm( 3 ) ); + sse_shufps( func, make_xmm( 0 ), make_xmm( 1 ), 0x88 ); + sse_shufps( func, make_xmm( 2 ), make_xmm( 1 ), 0xdd ); + sse_shufps( func, make_xmm( 3 ), make_xmm( 4 ), 0x88 ); + sse_shufps( func, make_xmm( 5 ), make_xmm( 4 ), 0xdd ); + + sse_movups( func, x86_make_disp( soa_input, 0 ), make_xmm( 0 ) ); + sse_movups( func, x86_make_disp( soa_input, 16 ), make_xmm( 2 ) ); + sse_movups( func, x86_make_disp( soa_input, 32 ), make_xmm( 3 ) ); + sse_movups( func, x86_make_disp( soa_input, 48 ), make_xmm( 5 ) ); + + /* Advance to next input */ + x86_lea( func, aos_input, x86_make_disp(aos_input, 16) ); + x86_lea( func, soa_input, x86_make_disp(soa_input, 64) ); + } + /* while --num_inputs */ + x86_dec( func, num_inputs ); + x86_jcc( func, cc_NE, inner_loop ); + + /* Restore EBX */ + x86_pop( func, aos_input ); +} + +static void soa_to_aos( struct x86_function *func, uint aos, uint soa, uint num, uint stride ) +{ + struct x86_reg soa_output; + struct x86_reg aos_output; + struct x86_reg num_outputs; + struct x86_reg temp; + int inner_loop; + + soa_output = x86_make_reg( file_REG32, reg_AX ); + aos_output = x86_make_reg( file_REG32, reg_BX ); + num_outputs = x86_make_reg( file_REG32, reg_CX ); + temp = x86_make_reg( file_REG32, reg_DX ); + + /* Save EBX */ + x86_push( func, aos_output ); + + x86_mov( func, soa_output, x86_fn_arg( func, soa ) ); + x86_mov( func, aos_output, x86_fn_arg( func, aos ) ); + x86_mov( func, num_outputs, x86_fn_arg( func, num ) ); + + /* do */ + inner_loop = x86_get_label( func ); + { + sse_movups( func, make_xmm( 0 ), x86_make_disp( soa_output, 0 ) ); + sse_movups( func, make_xmm( 1 ), x86_make_disp( soa_output, 16 ) ); + sse_movups( func, make_xmm( 3 ), x86_make_disp( soa_output, 32 ) ); + sse_movups( func, make_xmm( 4 ), x86_make_disp( soa_output, 48 ) ); + + sse_movaps( func, make_xmm( 2 ), make_xmm( 0 ) ); + sse_movaps( func, make_xmm( 5 ), make_xmm( 3 ) ); + sse_unpcklps( func, make_xmm( 0 ), make_xmm( 1 ) ); + sse_unpckhps( func, make_xmm( 2 ), make_xmm( 1 ) ); + sse_unpcklps( func, make_xmm( 3 ), make_xmm( 4 ) ); + sse_unpckhps( func, make_xmm( 5 ), make_xmm( 4 ) ); + + x86_mov( func, temp, x86_fn_arg( func, stride ) ); + x86_push( func, aos_output ); + sse_movlps( func, x86_make_disp( aos_output, 0 ), make_xmm( 0 ) ); + sse_movlps( func, x86_make_disp( aos_output, 8 ), make_xmm( 3 ) ); + x86_add( func, aos_output, temp ); + sse_movhps( func, x86_make_disp( aos_output, 0 ), make_xmm( 0 ) ); + sse_movhps( func, x86_make_disp( aos_output, 8 ), make_xmm( 3 ) ); + x86_add( func, aos_output, temp ); + sse_movlps( func, x86_make_disp( aos_output, 0 ), make_xmm( 2 ) ); + sse_movlps( func, x86_make_disp( aos_output, 8 ), make_xmm( 5 ) ); + x86_add( func, aos_output, temp ); + sse_movhps( func, x86_make_disp( aos_output, 0 ), make_xmm( 2 ) ); + sse_movhps( func, x86_make_disp( aos_output, 8 ), make_xmm( 5 ) ); + x86_pop( func, aos_output ); + + /* Advance to next output */ + x86_lea( func, aos_output, x86_make_disp(aos_output, 16) ); + x86_lea( func, soa_output, x86_make_disp(soa_output, 64) ); + } + /* while --num_outputs */ + x86_dec( func, num_outputs ); + x86_jcc( func, cc_NE, inner_loop ); + + /* Restore EBX */ + x86_pop( func, aos_output ); +} + +/** + * Translate a TGSI vertex/fragment shader to SSE2 code. + * Slightly different things are done for vertex vs. fragment shaders. + * + * Note that fragment shaders are responsible for interpolating shader + * inputs. Because on x86 we have only 4 GP registers, and here we + * have 5 shader arguments (input, output, const, temp and coef), the + * code is split into two phases -- DECLARATION and INSTRUCTION phase. + * GP register holding the output argument is aliased with the coeff + * argument, as outputs are not needed in the DECLARATION phase. + * + * \param tokens the TGSI input shader + * \param func the output SSE code/function + * \param immediates buffer to place immediates, later passed to SSE func + * \param return 1 for success, 0 if translation failed + */ +unsigned +tgsi_emit_sse2( + const struct tgsi_token *tokens, + struct x86_function *func, + float (*immediates)[4], + boolean do_swizzles ) +{ + struct tgsi_parse_context parse; + boolean instruction_phase = FALSE; + unsigned ok = 1; + uint num_immediates = 0; + + util_init_math(); + + func->csr = func->store; + + tgsi_parse_init( &parse, tokens ); + + /* Can't just use EDI, EBX without save/restoring them: + */ + x86_push( + func, + get_immediate_base() ); + + x86_push( + func, + get_temp_base() ); + + + /* + * Different function args for vertex/fragment shaders: + */ + if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) { + /* DECLARATION phase, do not load output argument. */ + x86_mov( + func, + get_input_base(), + x86_fn_arg( func, 1 ) ); + /* skipping outputs argument here */ + x86_mov( + func, + get_const_base(), + x86_fn_arg( func, 3 ) ); + x86_mov( + func, + get_temp_base(), + x86_fn_arg( func, 4 ) ); + x86_mov( + func, + get_coef_base(), + x86_fn_arg( func, 5 ) ); + x86_mov( + func, + get_immediate_base(), + x86_fn_arg( func, 6 ) ); + } + else { + assert(parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX); + + if (do_swizzles) + aos_to_soa( func, + 6, /* aos_input */ + 1, /* machine->input */ + 7, /* num_inputs */ + 8 ); /* input_stride */ + + x86_mov( + func, + get_input_base(), + x86_fn_arg( func, 1 ) ); + x86_mov( + func, + get_output_base(), + x86_fn_arg( func, 2 ) ); + x86_mov( + func, + get_const_base(), + x86_fn_arg( func, 3 ) ); + x86_mov( + func, + get_temp_base(), + x86_fn_arg( func, 4 ) ); + x86_mov( + func, + get_immediate_base(), + x86_fn_arg( func, 5 ) ); + } + + while( !tgsi_parse_end_of_tokens( &parse ) && ok ) { + tgsi_parse_token( &parse ); + + switch( parse.FullToken.Token.Type ) { + case TGSI_TOKEN_TYPE_DECLARATION: + if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) { + emit_declaration( + func, + &parse.FullToken.FullDeclaration ); + } + break; + + case TGSI_TOKEN_TYPE_INSTRUCTION: + if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) { + if( !instruction_phase ) { + /* INSTRUCTION phase, overwrite coeff with output. */ + instruction_phase = TRUE; + x86_mov( + func, + get_output_base(), + x86_fn_arg( func, 2 ) ); + } + } + + ok = emit_instruction( + func, + &parse.FullToken.FullInstruction ); + + if (!ok) { + debug_printf("failed to translate tgsi opcode %d to SSE (%s)\n", + parse.FullToken.FullInstruction.Instruction.Opcode, + parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX ? + "vertex shader" : "fragment shader"); + } + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + /* simply copy the immediate values into the next immediates[] slot */ + { + const uint size = parse.FullToken.FullImmediate.Immediate.Size - 1; + uint i; + assert(size <= 4); + assert(num_immediates < TGSI_EXEC_NUM_IMMEDIATES); + for( i = 0; i < size; i++ ) { + immediates[num_immediates][i] = + parse.FullToken.FullImmediate.u.ImmediateFloat32[i].Float; + } +#if 0 + debug_printf("SSE FS immediate[%d] = %f %f %f %f\n", + num_immediates, + immediates[num_immediates][0], + immediates[num_immediates][1], + immediates[num_immediates][2], + immediates[num_immediates][3]); +#endif + num_immediates++; + } + break; + + default: + ok = 0; + assert( 0 ); + } + } + + if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX) { + if (do_swizzles) + soa_to_aos( func, 9, 2, 10, 11 ); + } + + /* Can't just use EBX, EDI without save/restoring them: + */ + x86_pop( + func, + get_temp_base() ); + + x86_pop( + func, + get_immediate_base() ); + + emit_ret( func ); + + tgsi_parse_free( &parse ); + + return ok; +} + +#endif /* PIPE_ARCH_X86 */ + diff --git a/src/gallium/auxiliary/tgsi/tgsi_sse2.h b/src/gallium/auxiliary/tgsi/tgsi_sse2.h new file mode 100644 index 00000000000..af838b2a25b --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_sse2.h @@ -0,0 +1,49 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_SSE2_H +#define TGSI_SSE2_H + +#if defined __cplusplus +extern "C" { +#endif + +struct tgsi_token; +struct x86_function; + +unsigned +tgsi_emit_sse2( + const struct tgsi_token *tokens, + struct x86_function *function, + float (*immediates)[4], + boolean do_swizzles ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_SSE2_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c new file mode 100644 index 00000000000..9454563361e --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_text.c @@ -0,0 +1,1097 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "tgsi_text.h" +#include "tgsi_build.h" +#include "tgsi_info.h" +#include "tgsi_parse.h" +#include "tgsi_sanity.h" +#include "tgsi_util.h" + +static boolean is_alpha_underscore( const char *cur ) +{ + return + (*cur >= 'a' && *cur <= 'z') || + (*cur >= 'A' && *cur <= 'Z') || + *cur == '_'; +} + +static boolean is_digit( const char *cur ) +{ + return *cur >= '0' && *cur <= '9'; +} + +static boolean is_digit_alpha_underscore( const char *cur ) +{ + return is_digit( cur ) || is_alpha_underscore( cur ); +} + +static boolean uprcase( char c ) +{ + if (c >= 'a' && c <= 'z') + return c += 'A' - 'a'; + return c; +} + +static boolean str_match_no_case( const char **pcur, const char *str ) +{ + const char *cur = *pcur; + + while (*str != '\0' && *str == uprcase( *cur )) { + str++; + cur++; + } + if (*str == '\0') { + *pcur = cur; + return TRUE; + } + return FALSE; +} + +/* Eat zero or more whitespaces. + */ +static void eat_opt_white( const char **pcur ) +{ + while (**pcur == ' ' || **pcur == '\t' || **pcur == '\n') + (*pcur)++; +} + +/* Eat one or more whitespaces. + * Return TRUE if at least one whitespace eaten. + */ +static boolean eat_white( const char **pcur ) +{ + const char *cur = *pcur; + + eat_opt_white( pcur ); + return *pcur > cur; +} + +/* Parse unsigned integer. + * No checks for overflow. + */ +static boolean parse_uint( const char **pcur, uint *val ) +{ + const char *cur = *pcur; + + if (is_digit( cur )) { + *val = *cur++ - '0'; + while (is_digit( cur )) + *val = *val * 10 + *cur++ - '0'; + *pcur = cur; + return TRUE; + } + return FALSE; +} + +/* Parse floating point. + */ +static boolean parse_float( const char **pcur, float *val ) +{ + const char *cur = *pcur; + boolean integral_part = FALSE; + boolean fractional_part = FALSE; + + *val = (float) atof( cur ); + + if (*cur == '-' || *cur == '+') + cur++; + if (is_digit( cur )) { + cur++; + integral_part = TRUE; + while (is_digit( cur )) + cur++; + } + if (*cur == '.') { + cur++; + if (is_digit( cur )) { + cur++; + fractional_part = TRUE; + while (is_digit( cur )) + cur++; + } + } + if (!integral_part && !fractional_part) + return FALSE; + if (uprcase( *cur ) == 'E') { + cur++; + if (*cur == '-' || *cur == '+') + cur++; + if (is_digit( cur )) { + cur++; + while (is_digit( cur )) + cur++; + } + else + return FALSE; + } + *pcur = cur; + return TRUE; +} + +struct translate_ctx +{ + const char *text; + const char *cur; + struct tgsi_token *tokens; + struct tgsi_token *tokens_cur; + struct tgsi_token *tokens_end; + struct tgsi_header *header; +}; + +static void report_error( struct translate_ctx *ctx, const char *msg ) +{ + debug_printf( "\nError: %s", msg ); +} + +/* Parse shader header. + * Return TRUE for one of the following headers. + * FRAG1.1 + * GEOM1.1 + * VERT1.1 + */ +static boolean parse_header( struct translate_ctx *ctx ) +{ + uint processor; + + if (str_match_no_case( &ctx->cur, "FRAG1.1" )) + processor = TGSI_PROCESSOR_FRAGMENT; + else if (str_match_no_case( &ctx->cur, "VERT1.1" )) + processor = TGSI_PROCESSOR_VERTEX; + else if (str_match_no_case( &ctx->cur, "GEOM1.1" )) + processor = TGSI_PROCESSOR_GEOMETRY; + else { + report_error( ctx, "Unknown header" ); + return FALSE; + } + + if (ctx->tokens_cur >= ctx->tokens_end) + return FALSE; + *(struct tgsi_version *) ctx->tokens_cur++ = tgsi_build_version(); + + if (ctx->tokens_cur >= ctx->tokens_end) + return FALSE; + ctx->header = (struct tgsi_header *) ctx->tokens_cur++; + *ctx->header = tgsi_build_header(); + + if (ctx->tokens_cur >= ctx->tokens_end) + return FALSE; + *(struct tgsi_processor *) ctx->tokens_cur++ = tgsi_build_processor( processor, ctx->header ); + + return TRUE; +} + +static boolean parse_label( struct translate_ctx *ctx, uint *val ) +{ + const char *cur = ctx->cur; + + if (parse_uint( &cur, val )) { + eat_opt_white( &cur ); + if (*cur == ':') { + cur++; + ctx->cur = cur; + return TRUE; + } + } + return FALSE; +} + +static const char *file_names[TGSI_FILE_COUNT] = +{ + "NULL", + "CONST", + "IN", + "OUT", + "TEMP", + "SAMP", + "ADDR", + "IMM" +}; + +static boolean +parse_file( const char **pcur, uint *file ) +{ + uint i; + + for (i = 0; i < TGSI_FILE_COUNT; i++) { + const char *cur = *pcur; + + if (str_match_no_case( &cur, file_names[i] )) { + if (!is_digit_alpha_underscore( cur )) { + *pcur = cur; + *file = i; + return TRUE; + } + } + } + return FALSE; +} + +static boolean +parse_opt_writemask( + struct translate_ctx *ctx, + uint *writemask ) +{ + const char *cur; + + cur = ctx->cur; + eat_opt_white( &cur ); + if (*cur == '.') { + cur++; + *writemask = TGSI_WRITEMASK_NONE; + eat_opt_white( &cur ); + if (uprcase( *cur ) == 'X') { + cur++; + *writemask |= TGSI_WRITEMASK_X; + } + if (uprcase( *cur ) == 'Y') { + cur++; + *writemask |= TGSI_WRITEMASK_Y; + } + if (uprcase( *cur ) == 'Z') { + cur++; + *writemask |= TGSI_WRITEMASK_Z; + } + if (uprcase( *cur ) == 'W') { + cur++; + *writemask |= TGSI_WRITEMASK_W; + } + + if (*writemask == TGSI_WRITEMASK_NONE) { + report_error( ctx, "Writemask expected" ); + return FALSE; + } + + ctx->cur = cur; + } + else { + *writemask = TGSI_WRITEMASK_XYZW; + } + return TRUE; +} + +/* <register_file_bracket> ::= <file> `[' + */ +static boolean +parse_register_file_bracket( + struct translate_ctx *ctx, + uint *file ) +{ + if (!parse_file( &ctx->cur, file )) { + report_error( ctx, "Unknown register file" ); + return FALSE; + } + eat_opt_white( &ctx->cur ); + if (*ctx->cur != '[') { + report_error( ctx, "Expected `['" ); + return FALSE; + } + ctx->cur++; + return TRUE; +} + +/* <register_file_bracket_index> ::= <register_file_bracket> <uint> + */ +static boolean +parse_register_file_bracket_index( + struct translate_ctx *ctx, + uint *file, + int *index ) +{ + uint uindex; + + if (!parse_register_file_bracket( ctx, file )) + return FALSE; + eat_opt_white( &ctx->cur ); + if (!parse_uint( &ctx->cur, &uindex )) { + report_error( ctx, "Expected literal unsigned integer" ); + return FALSE; + } + *index = (int) uindex; + return TRUE; +} + +/* Parse destination register operand. + * <register_dst> ::= <register_file_bracket_index> `]' + */ +static boolean +parse_register_dst( + struct translate_ctx *ctx, + uint *file, + int *index ) +{ + if (!parse_register_file_bracket_index( ctx, file, index )) + return FALSE; + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ']') { + report_error( ctx, "Expected `]'" ); + return FALSE; + } + ctx->cur++; + return TRUE; +} + +/* Parse source register operand. + * <register_src> ::= <register_file_bracket_index> `]' | + * <register_file_bracket> <register_dst> `]' | + * <register_file_bracket> <register_dst> `+' <uint> `]' | + * <register_file_bracket> <register_dst> `-' <uint> `]' + */ +static boolean +parse_register_src( + struct translate_ctx *ctx, + uint *file, + int *index, + uint *ind_file, + int *ind_index ) +{ + const char *cur; + uint uindex; + + if (!parse_register_file_bracket( ctx, file )) + return FALSE; + eat_opt_white( &ctx->cur ); + cur = ctx->cur; + if (parse_file( &cur, ind_file )) { + if (!parse_register_dst( ctx, ind_file, ind_index )) + return FALSE; + eat_opt_white( &ctx->cur ); + if (*ctx->cur == '+' || *ctx->cur == '-') { + boolean negate; + + negate = *ctx->cur == '-'; + ctx->cur++; + eat_opt_white( &ctx->cur ); + if (!parse_uint( &ctx->cur, &uindex )) { + report_error( ctx, "Expected literal unsigned integer" ); + return FALSE; + } + if (negate) + *index = -(int) uindex; + else + *index = (int) uindex; + } + else { + *index = 0; + } + } + else { + if (!parse_uint( &ctx->cur, &uindex )) { + report_error( ctx, "Expected literal unsigned integer" ); + return FALSE; + } + *index = (int) uindex; + *ind_file = TGSI_FILE_NULL; + *ind_index = 0; + } + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ']') { + report_error( ctx, "Expected `]'" ); + return FALSE; + } + ctx->cur++; + return TRUE; +} + +/* Parse register declaration. + * <register_dcl> ::= <register_file_bracket_index> `]' | + * <register_file_bracket_index> `..' <index> `]' + */ +static boolean +parse_register_dcl( + struct translate_ctx *ctx, + uint *file, + int *first, + int *last ) +{ + if (!parse_register_file_bracket_index( ctx, file, first )) + return FALSE; + eat_opt_white( &ctx->cur ); + if (ctx->cur[0] == '.' && ctx->cur[1] == '.') { + uint uindex; + + ctx->cur += 2; + eat_opt_white( &ctx->cur ); + if (!parse_uint( &ctx->cur, &uindex )) { + report_error( ctx, "Expected literal integer" ); + return FALSE; + } + *last = (int) uindex; + eat_opt_white( &ctx->cur ); + } + else { + *last = *first; + } + if (*ctx->cur != ']') { + report_error( ctx, "Expected `]' or `..'" ); + return FALSE; + } + ctx->cur++; + return TRUE; +} + +static const char *modulate_names[TGSI_MODULATE_COUNT] = +{ + "_1X", + "_2X", + "_4X", + "_8X", + "_D2", + "_D4", + "_D8" +}; + +static boolean +parse_dst_operand( + struct translate_ctx *ctx, + struct tgsi_full_dst_register *dst ) +{ + uint file; + int index; + uint writemask; + const char *cur; + + if (!parse_register_dst( ctx, &file, &index )) + return FALSE; + + cur = ctx->cur; + eat_opt_white( &cur ); + if (*cur == '_') { + uint i; + + for (i = 0; i < TGSI_MODULATE_COUNT; i++) { + if (str_match_no_case( &cur, modulate_names[i] )) { + if (!is_digit_alpha_underscore( cur )) { + dst->DstRegisterExtModulate.Modulate = i; + ctx->cur = cur; + break; + } + } + } + } + + if (!parse_opt_writemask( ctx, &writemask )) + return FALSE; + + dst->DstRegister.File = file; + dst->DstRegister.Index = index; + dst->DstRegister.WriteMask = writemask; + return TRUE; +} + +static boolean +parse_optional_swizzle( + struct translate_ctx *ctx, + uint swizzle[4], + boolean *parsed_swizzle, + boolean *parsed_extswizzle ) +{ + const char *cur = ctx->cur; + + *parsed_swizzle = FALSE; + *parsed_extswizzle = FALSE; + + eat_opt_white( &cur ); + if (*cur == '.') { + uint i; + + cur++; + eat_opt_white( &cur ); + for (i = 0; i < 4; i++) { + if (uprcase( *cur ) == 'X') + swizzle[i] = TGSI_SWIZZLE_X; + else if (uprcase( *cur ) == 'Y') + swizzle[i] = TGSI_SWIZZLE_Y; + else if (uprcase( *cur ) == 'Z') + swizzle[i] = TGSI_SWIZZLE_Z; + else if (uprcase( *cur ) == 'W') + swizzle[i] = TGSI_SWIZZLE_W; + else { + if (*cur == '0') + swizzle[i] = TGSI_EXTSWIZZLE_ZERO; + else if (*cur == '1') + swizzle[i] = TGSI_EXTSWIZZLE_ONE; + else { + report_error( ctx, "Expected register swizzle component `x', `y', `z', `w', `0' or `1'" ); + return FALSE; + } + *parsed_extswizzle = TRUE; + } + cur++; + } + *parsed_swizzle = TRUE; + ctx->cur = cur; + } + return TRUE; +} + +static boolean +parse_src_operand( + struct translate_ctx *ctx, + struct tgsi_full_src_register *src ) +{ + const char *cur; + float value; + uint file; + int index; + uint ind_file; + int ind_index; + uint swizzle[4]; + boolean parsed_swizzle; + boolean parsed_extswizzle; + + if (*ctx->cur == '-') { + cur = ctx->cur; + cur++; + eat_opt_white( &cur ); + if (*cur == '(') { + cur++; + src->SrcRegisterExtMod.Negate = 1; + eat_opt_white( &cur ); + ctx->cur = cur; + } + } + + if (*ctx->cur == '|') { + ctx->cur++; + eat_opt_white( &ctx->cur ); + src->SrcRegisterExtMod.Absolute = 1; + } + + if (*ctx->cur == '-') { + ctx->cur++; + eat_opt_white( &ctx->cur ); + src->SrcRegister.Negate = 1; + } + + cur = ctx->cur; + if (parse_float( &cur, &value )) { + if (value == 2.0f) { + eat_opt_white( &cur ); + if (*cur != '*') { + report_error( ctx, "Expected `*'" ); + return FALSE; + } + cur++; + if (*cur != '(') { + report_error( ctx, "Expected `('" ); + return FALSE; + } + cur++; + src->SrcRegisterExtMod.Scale2X = 1; + eat_opt_white( &cur ); + ctx->cur = cur; + } + } + + if (*ctx->cur == '(') { + ctx->cur++; + eat_opt_white( &ctx->cur ); + src->SrcRegisterExtMod.Bias = 1; + } + + cur = ctx->cur; + if (parse_float( &cur, &value )) { + if (value == 1.0f) { + eat_opt_white( &cur ); + if (*cur != '-') { + report_error( ctx, "Expected `-'" ); + return FALSE; + } + cur++; + if (*cur != '(') { + report_error( ctx, "Expected `('" ); + return FALSE; + } + cur++; + src->SrcRegisterExtMod.Complement = 1; + eat_opt_white( &cur ); + ctx->cur = cur; + } + } + + if (!parse_register_src( ctx, &file, &index, &ind_file, &ind_index )) + return FALSE; + src->SrcRegister.File = file; + src->SrcRegister.Index = index; + if (ind_file != TGSI_FILE_NULL) { + src->SrcRegister.Indirect = 1; + src->SrcRegisterInd.File = ind_file; + src->SrcRegisterInd.Index = ind_index; + } + + /* Parse optional swizzle. + */ + if (parse_optional_swizzle( ctx, swizzle, &parsed_swizzle, &parsed_extswizzle )) { + if (parsed_extswizzle) { + assert( parsed_swizzle ); + + src->SrcRegisterExtSwz.ExtSwizzleX = swizzle[0]; + src->SrcRegisterExtSwz.ExtSwizzleY = swizzle[1]; + src->SrcRegisterExtSwz.ExtSwizzleZ = swizzle[2]; + src->SrcRegisterExtSwz.ExtSwizzleW = swizzle[3]; + } + else if (parsed_swizzle) { + src->SrcRegister.SwizzleX = swizzle[0]; + src->SrcRegister.SwizzleY = swizzle[1]; + src->SrcRegister.SwizzleZ = swizzle[2]; + src->SrcRegister.SwizzleW = swizzle[3]; + } + } + + if (src->SrcRegisterExtMod.Complement) { + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ')') { + report_error( ctx, "Expected `)'" ); + return FALSE; + } + ctx->cur++; + } + + if (src->SrcRegisterExtMod.Bias) { + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ')') { + report_error( ctx, "Expected `)'" ); + return FALSE; + } + ctx->cur++; + eat_opt_white( &ctx->cur ); + if (*ctx->cur != '-') { + report_error( ctx, "Expected `-'" ); + return FALSE; + } + ctx->cur++; + eat_opt_white( &ctx->cur ); + if (!parse_float( &ctx->cur, &value )) { + report_error( ctx, "Expected literal floating point" ); + return FALSE; + } + if (value != 0.5f) { + report_error( ctx, "Expected 0.5" ); + return FALSE; + } + } + + if (src->SrcRegisterExtMod.Scale2X) { + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ')') { + report_error( ctx, "Expected `)'" ); + return FALSE; + } + ctx->cur++; + } + + if (src->SrcRegisterExtMod.Absolute) { + eat_opt_white( &ctx->cur ); + if (*ctx->cur != '|') { + report_error( ctx, "Expected `|'" ); + return FALSE; + } + ctx->cur++; + } + + if (src->SrcRegisterExtMod.Negate) { + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ')') { + report_error( ctx, "Expected `)'" ); + return FALSE; + } + ctx->cur++; + } + + return TRUE; +} + +static const char *texture_names[TGSI_TEXTURE_COUNT] = +{ + "UNKNOWN", + "1D", + "2D", + "3D", + "CUBE", + "RECT", + "SHADOW1D", + "SHADOW2D", + "SHADOWRECT" +}; + +static boolean +parse_instruction( + struct translate_ctx *ctx, + boolean has_label ) +{ + uint i; + uint saturate = TGSI_SAT_NONE; + const struct tgsi_opcode_info *info; + struct tgsi_full_instruction inst; + uint advance; + + /* Parse instruction name. + */ + eat_opt_white( &ctx->cur ); + for (i = 0; i < TGSI_OPCODE_LAST; i++) { + const char *cur = ctx->cur; + + info = tgsi_get_opcode_info( i ); + if (str_match_no_case( &cur, info->mnemonic )) { + if (str_match_no_case( &cur, "_SATNV" )) + saturate = TGSI_SAT_MINUS_PLUS_ONE; + else if (str_match_no_case( &cur, "_SAT" )) + saturate = TGSI_SAT_ZERO_ONE; + + if (info->num_dst + info->num_src + info->is_tex == 0) { + if (!is_digit_alpha_underscore( cur )) { + ctx->cur = cur; + break; + } + } + else if (*cur == '\0' || eat_white( &cur )) { + ctx->cur = cur; + break; + } + } + } + if (i == TGSI_OPCODE_LAST) { + if (has_label) + report_error( ctx, "Unknown opcode" ); + else + report_error( ctx, "Expected `DCL', `IMM' or a label" ); + return FALSE; + } + + inst = tgsi_default_full_instruction(); + inst.Instruction.Opcode = i; + inst.Instruction.Saturate = saturate; + inst.Instruction.NumDstRegs = info->num_dst; + inst.Instruction.NumSrcRegs = info->num_src; + + /* Parse instruction operands. + */ + for (i = 0; i < info->num_dst + info->num_src + info->is_tex; i++) { + if (i > 0) { + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ',') { + report_error( ctx, "Expected `,'" ); + return FALSE; + } + ctx->cur++; + eat_opt_white( &ctx->cur ); + } + + if (i < info->num_dst) { + if (!parse_dst_operand( ctx, &inst.FullDstRegisters[i] )) + return FALSE; + } + else if (i < info->num_dst + info->num_src) { + if (!parse_src_operand( ctx, &inst.FullSrcRegisters[i - info->num_dst] )) + return FALSE; + } + else { + uint j; + + for (j = 0; j < TGSI_TEXTURE_COUNT; j++) { + if (str_match_no_case( &ctx->cur, texture_names[j] )) { + if (!is_digit_alpha_underscore( ctx->cur )) { + inst.InstructionExtTexture.Texture = j; + break; + } + } + } + if (j == TGSI_TEXTURE_COUNT) { + report_error( ctx, "Expected texture target" ); + return FALSE; + } + } + } + + if (info->is_branch) { + uint target; + + eat_opt_white( &ctx->cur ); + if (*ctx->cur != ':') { + report_error( ctx, "Expected `:'" ); + return FALSE; + } + ctx->cur++; + eat_opt_white( &ctx->cur ); + if (!parse_uint( &ctx->cur, &target )) { + report_error( ctx, "Expected a label" ); + return FALSE; + } + inst.InstructionExtLabel.Label = target; + } + + advance = tgsi_build_full_instruction( + &inst, + ctx->tokens_cur, + ctx->header, + (uint) (ctx->tokens_end - ctx->tokens_cur) ); + if (advance == 0) + return FALSE; + ctx->tokens_cur += advance; + + return TRUE; +} + +static const char *semantic_names[TGSI_SEMANTIC_COUNT] = +{ + "POSITION", + "COLOR", + "BCOLOR", + "FOG", + "PSIZE", + "GENERIC", + "NORMAL" +}; + +static const char *interpolate_names[TGSI_INTERPOLATE_COUNT] = +{ + "CONSTANT", + "LINEAR", + "PERSPECTIVE" +}; + +static boolean parse_declaration( struct translate_ctx *ctx ) +{ + struct tgsi_full_declaration decl; + uint file; + int first; + int last; + uint writemask; + const char *cur; + uint advance; + + if (!eat_white( &ctx->cur )) { + report_error( ctx, "Syntax error" ); + return FALSE; + } + if (!parse_register_dcl( ctx, &file, &first, &last )) + return FALSE; + if (!parse_opt_writemask( ctx, &writemask )) + return FALSE; + + decl = tgsi_default_full_declaration(); + decl.Declaration.File = file; + decl.Declaration.UsageMask = writemask; + decl.DeclarationRange.First = first; + decl.DeclarationRange.Last = last; + + cur = ctx->cur; + eat_opt_white( &cur ); + if (*cur == ',') { + uint i; + + cur++; + eat_opt_white( &cur ); + for (i = 0; i < TGSI_SEMANTIC_COUNT; i++) { + if (str_match_no_case( &cur, semantic_names[i] )) { + const char *cur2 = cur; + uint index; + + if (is_digit_alpha_underscore( cur )) + continue; + eat_opt_white( &cur2 ); + if (*cur2 == '[') { + cur2++; + eat_opt_white( &cur2 ); + if (!parse_uint( &cur2, &index )) { + report_error( ctx, "Expected literal integer" ); + return FALSE; + } + eat_opt_white( &cur2 ); + if (*cur2 != ']') { + report_error( ctx, "Expected `]'" ); + return FALSE; + } + cur2++; + + decl.Semantic.SemanticIndex = index; + + cur = cur2; + } + + decl.Declaration.Semantic = 1; + decl.Semantic.SemanticName = i; + + ctx->cur = cur; + break; + } + } + } + + cur = ctx->cur; + eat_opt_white( &cur ); + if (*cur == ',') { + uint i; + + cur++; + eat_opt_white( &cur ); + for (i = 0; i < TGSI_INTERPOLATE_COUNT; i++) { + if (str_match_no_case( &cur, interpolate_names[i] )) { + if (is_digit_alpha_underscore( cur )) + continue; + decl.Declaration.Interpolate = i; + + ctx->cur = cur; + break; + } + } + if (i == TGSI_INTERPOLATE_COUNT) { + report_error( ctx, "Expected semantic or interpolate attribute" ); + return FALSE; + } + } + + advance = tgsi_build_full_declaration( + &decl, + ctx->tokens_cur, + ctx->header, + (uint) (ctx->tokens_end - ctx->tokens_cur) ); + if (advance == 0) + return FALSE; + ctx->tokens_cur += advance; + + return TRUE; +} + +static boolean parse_immediate( struct translate_ctx *ctx ) +{ + struct tgsi_full_immediate imm; + uint i; + float values[4]; + uint advance; + + if (!eat_white( &ctx->cur )) { + report_error( ctx, "Syntax error" ); + return FALSE; + } + if (!str_match_no_case( &ctx->cur, "FLT32" ) || is_digit_alpha_underscore( ctx->cur )) { + report_error( ctx, "Expected `FLT32'" ); + return FALSE; + } + eat_opt_white( &ctx->cur ); + if (*ctx->cur != '{') { + report_error( ctx, "Expected `{'" ); + return FALSE; + } + ctx->cur++; + for (i = 0; i < 4; i++) { + eat_opt_white( &ctx->cur ); + if (i > 0) { + if (*ctx->cur != ',') { + report_error( ctx, "Expected `,'" ); + return FALSE; + } + ctx->cur++; + eat_opt_white( &ctx->cur ); + } + if (!parse_float( &ctx->cur, &values[i] )) { + report_error( ctx, "Expected literal floating point" ); + return FALSE; + } + } + eat_opt_white( &ctx->cur ); + if (*ctx->cur != '}') { + report_error( ctx, "Expected `}'" ); + return FALSE; + } + ctx->cur++; + + imm = tgsi_default_full_immediate(); + imm.Immediate.Size += 4; + imm.Immediate.DataType = TGSI_IMM_FLOAT32; + imm.u.Pointer = values; + + advance = tgsi_build_full_immediate( + &imm, + ctx->tokens_cur, + ctx->header, + (uint) (ctx->tokens_end - ctx->tokens_cur) ); + if (advance == 0) + return FALSE; + ctx->tokens_cur += advance; + + return TRUE; +} + +static boolean translate( struct translate_ctx *ctx ) +{ + eat_opt_white( &ctx->cur ); + if (!parse_header( ctx )) + return FALSE; + + while (*ctx->cur != '\0') { + uint label_val = 0; + + if (!eat_white( &ctx->cur )) { + report_error( ctx, "Syntax error" ); + return FALSE; + } + + if (*ctx->cur == '\0') + break; + + if (parse_label( ctx, &label_val )) { + if (!parse_instruction( ctx, TRUE )) + return FALSE; + } + else if (str_match_no_case( &ctx->cur, "DCL" )) { + if (!parse_declaration( ctx )) + return FALSE; + } + else if (str_match_no_case( &ctx->cur, "IMM" )) { + if (!parse_immediate( ctx )) + return FALSE; + } + else if (!parse_instruction( ctx, FALSE )) { + return FALSE; + } + } + + return TRUE; +} + +boolean +tgsi_text_translate( + const char *text, + struct tgsi_token *tokens, + uint num_tokens ) +{ + struct translate_ctx ctx; + + ctx.text = text; + ctx.cur = text; + ctx.tokens = tokens; + ctx.tokens_cur = tokens; + ctx.tokens_end = tokens + num_tokens; + + if (!translate( &ctx )) + return FALSE; + + return tgsi_sanity_check( tokens ); +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.h b/src/gallium/auxiliary/tgsi/tgsi_text.h new file mode 100644 index 00000000000..8eeeeef1402 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_text.h @@ -0,0 +1,47 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_TEXT_H +#define TGSI_TEXT_H + +#include "pipe/p_shader_tokens.h" + +#if defined __cplusplus +extern "C" { +#endif + +boolean +tgsi_text_translate( + const char *text, + struct tgsi_token *tokens, + uint num_tokens ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_TEXT_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_transform.c b/src/gallium/auxiliary/tgsi/tgsi_transform.c new file mode 100644 index 00000000000..ea87da31e50 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_transform.c @@ -0,0 +1,200 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * TGSI program transformation utility. + * + * Authors: Brian Paul + */ + +#include "pipe/p_debug.h" + +#include "tgsi_transform.h" + + + +static void +emit_instruction(struct tgsi_transform_context *ctx, + const struct tgsi_full_instruction *inst) +{ + uint ti = ctx->ti; + + ti += tgsi_build_full_instruction(inst, + ctx->tokens_out + ti, + ctx->header, + ctx->max_tokens_out - ti); + ctx->ti = ti; +} + + +static void +emit_declaration(struct tgsi_transform_context *ctx, + const struct tgsi_full_declaration *decl) +{ + uint ti = ctx->ti; + + ti += tgsi_build_full_declaration(decl, + ctx->tokens_out + ti, + ctx->header, + ctx->max_tokens_out - ti); + ctx->ti = ti; +} + + +static void +emit_immediate(struct tgsi_transform_context *ctx, + const struct tgsi_full_immediate *imm) +{ + uint ti = ctx->ti; + + ti += tgsi_build_full_immediate(imm, + ctx->tokens_out + ti, + ctx->header, + ctx->max_tokens_out - ti); + ctx->ti = ti; +} + + + +/** + * Apply user-defined transformations to the input shader to produce + * the output shader. + * For example, a register search-and-replace operation could be applied + * by defining a transform_instruction() callback that examined and changed + * the instruction src/dest regs. + * + * \return number of tokens emitted + */ +int +tgsi_transform_shader(const struct tgsi_token *tokens_in, + struct tgsi_token *tokens_out, + uint max_tokens_out, + struct tgsi_transform_context *ctx) +{ + uint procType; + + /* input shader */ + struct tgsi_parse_context parse; + + /* output shader */ + struct tgsi_processor *processor; + + + /** + ** callback context init + **/ + ctx->emit_instruction = emit_instruction; + ctx->emit_declaration = emit_declaration; + ctx->emit_immediate = emit_immediate; + ctx->tokens_out = tokens_out; + ctx->max_tokens_out = max_tokens_out; + + + /** + ** Setup to begin parsing input shader + **/ + if (tgsi_parse_init( &parse, tokens_in ) != TGSI_PARSE_OK) { + debug_printf("tgsi_parse_init() failed in tgsi_transform_shader()!\n"); + return -1; + } + procType = parse.FullHeader.Processor.Processor; + assert(procType == TGSI_PROCESSOR_FRAGMENT || + procType == TGSI_PROCESSOR_VERTEX || + procType == TGSI_PROCESSOR_GEOMETRY); + + + /** + ** Setup output shader + **/ + *(struct tgsi_version *) &tokens_out[0] = tgsi_build_version(); + + ctx->header = (struct tgsi_header *) (tokens_out + 1); + *ctx->header = tgsi_build_header(); + + processor = (struct tgsi_processor *) (tokens_out + 2); + *processor = tgsi_build_processor( procType, ctx->header ); + + ctx->ti = 3; + + + /** + ** Loop over incoming program tokens/instructions + */ + while( !tgsi_parse_end_of_tokens( &parse ) ) { + + tgsi_parse_token( &parse ); + + switch( parse.FullToken.Token.Type ) { + case TGSI_TOKEN_TYPE_INSTRUCTION: + { + struct tgsi_full_instruction *fullinst + = &parse.FullToken.FullInstruction; + + if (ctx->transform_instruction) + ctx->transform_instruction(ctx, fullinst); + else + ctx->emit_instruction(ctx, fullinst); + } + break; + + case TGSI_TOKEN_TYPE_DECLARATION: + { + struct tgsi_full_declaration *fulldecl + = &parse.FullToken.FullDeclaration; + + if (ctx->transform_declaration) + ctx->transform_declaration(ctx, fulldecl); + else + ctx->emit_declaration(ctx, fulldecl); + } + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + { + struct tgsi_full_immediate *fullimm + = &parse.FullToken.FullImmediate; + + if (ctx->transform_immediate) + ctx->transform_immediate(ctx, fullimm); + else + ctx->emit_immediate(ctx, fullimm); + } + break; + + default: + assert( 0 ); + } + } + + if (ctx->epilog) { + ctx->epilog(ctx); + } + + tgsi_parse_free (&parse); + + return ctx->ti; +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_transform.h b/src/gallium/auxiliary/tgsi/tgsi_transform.h new file mode 100644 index 00000000000..a121adbaef4 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_transform.h @@ -0,0 +1,92 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_TRANSFORM_H +#define TGSI_TRANSFORM_H + + +#include "pipe/p_shader_tokens.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_build.h" + + + +/** + * Subclass this to add caller-specific data + */ +struct tgsi_transform_context +{ +/**** PUBLIC ***/ + + /** + * User-defined callbacks invoked per instruction. + */ + void (*transform_instruction)(struct tgsi_transform_context *ctx, + struct tgsi_full_instruction *inst); + + void (*transform_declaration)(struct tgsi_transform_context *ctx, + struct tgsi_full_declaration *decl); + + void (*transform_immediate)(struct tgsi_transform_context *ctx, + struct tgsi_full_immediate *imm); + + /** + * Called at end of input program to allow caller to append extra + * instructions. Return number of tokens emitted. + */ + void (*epilog)(struct tgsi_transform_context *ctx); + + +/*** PRIVATE ***/ + + /** + * These are setup by tgsi_transform_shader() and cannot be overridden. + * Meant to be called from in the above user callback functions. + */ + void (*emit_instruction)(struct tgsi_transform_context *ctx, + const struct tgsi_full_instruction *inst); + void (*emit_declaration)(struct tgsi_transform_context *ctx, + const struct tgsi_full_declaration *decl); + void (*emit_immediate)(struct tgsi_transform_context *ctx, + const struct tgsi_full_immediate *imm); + + struct tgsi_header *header; + uint max_tokens_out; + struct tgsi_token *tokens_out; + uint ti; +}; + + + +extern int +tgsi_transform_shader(const struct tgsi_token *tokens_in, + struct tgsi_token *tokens_out, + uint max_tokens_out, + struct tgsi_transform_context *ctx); + + +#endif /* TGSI_TRANSFORM_H */ diff --git a/src/gallium/auxiliary/tgsi/tgsi_util.c b/src/gallium/auxiliary/tgsi/tgsi_util.c new file mode 100644 index 00000000000..50101a9bb0c --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_util.c @@ -0,0 +1,299 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "pipe/p_shader_tokens.h" +#include "tgsi_parse.h" +#include "tgsi_build.h" +#include "tgsi_util.h" + +union pointer_hack +{ + void *pointer; + uint64_t uint64; +}; + +void * +tgsi_align_128bit( + void *unaligned ) +{ + union pointer_hack ph; + + ph.uint64 = 0; + ph.pointer = unaligned; + ph.uint64 = (ph.uint64 + 15) & ~15; + return ph.pointer; +} + +unsigned +tgsi_util_get_src_register_swizzle( + const struct tgsi_src_register *reg, + unsigned component ) +{ + switch( component ) { + case 0: + return reg->SwizzleX; + case 1: + return reg->SwizzleY; + case 2: + return reg->SwizzleZ; + case 3: + return reg->SwizzleW; + default: + assert( 0 ); + } + return 0; +} + +unsigned +tgsi_util_get_src_register_extswizzle( + const struct tgsi_src_register_ext_swz *reg, + unsigned component ) +{ + switch( component ) { + case 0: + return reg->ExtSwizzleX; + case 1: + return reg->ExtSwizzleY; + case 2: + return reg->ExtSwizzleZ; + case 3: + return reg->ExtSwizzleW; + default: + assert( 0 ); + } + return 0; +} + +unsigned +tgsi_util_get_full_src_register_extswizzle( + const struct tgsi_full_src_register *reg, + unsigned component ) +{ + unsigned swizzle; + + /* + * First, calculate the extended swizzle for a given channel. This will give + * us either a channel index into the simple swizzle or a constant 1 or 0. + */ + swizzle = tgsi_util_get_src_register_extswizzle( + ®->SrcRegisterExtSwz, + component ); + + assert (TGSI_SWIZZLE_X == TGSI_EXTSWIZZLE_X); + assert (TGSI_SWIZZLE_Y == TGSI_EXTSWIZZLE_Y); + assert (TGSI_SWIZZLE_Z == TGSI_EXTSWIZZLE_Z); + assert (TGSI_SWIZZLE_W == TGSI_EXTSWIZZLE_W); + assert (TGSI_EXTSWIZZLE_ZERO > TGSI_SWIZZLE_W); + assert (TGSI_EXTSWIZZLE_ONE > TGSI_SWIZZLE_W); + + /* + * Second, calculate the simple swizzle for the unswizzled channel index. + * Leave the constants intact, they are not affected by the simple swizzle. + */ + if( swizzle <= TGSI_SWIZZLE_W ) { + swizzle = tgsi_util_get_src_register_swizzle( + ®->SrcRegister, + swizzle ); + } + + return swizzle; +} + +void +tgsi_util_set_src_register_swizzle( + struct tgsi_src_register *reg, + unsigned swizzle, + unsigned component ) +{ + switch( component ) { + case 0: + reg->SwizzleX = swizzle; + break; + case 1: + reg->SwizzleY = swizzle; + break; + case 2: + reg->SwizzleZ = swizzle; + break; + case 3: + reg->SwizzleW = swizzle; + break; + default: + assert( 0 ); + } +} + +void +tgsi_util_set_src_register_extswizzle( + struct tgsi_src_register_ext_swz *reg, + unsigned swizzle, + unsigned component ) +{ + switch( component ) { + case 0: + reg->ExtSwizzleX = swizzle; + break; + case 1: + reg->ExtSwizzleY = swizzle; + break; + case 2: + reg->ExtSwizzleZ = swizzle; + break; + case 3: + reg->ExtSwizzleW = swizzle; + break; + default: + assert( 0 ); + } +} + +unsigned +tgsi_util_get_src_register_extnegate( + const struct tgsi_src_register_ext_swz *reg, + unsigned component ) +{ + switch( component ) { + case 0: + return reg->NegateX; + case 1: + return reg->NegateY; + case 2: + return reg->NegateZ; + case 3: + return reg->NegateW; + default: + assert( 0 ); + } + return 0; +} + +void +tgsi_util_set_src_register_extnegate( + struct tgsi_src_register_ext_swz *reg, + unsigned negate, + unsigned component ) +{ + switch( component ) { + case 0: + reg->NegateX = negate; + break; + case 1: + reg->NegateY = negate; + break; + case 2: + reg->NegateZ = negate; + break; + case 3: + reg->NegateW = negate; + break; + default: + assert( 0 ); + } +} + +unsigned +tgsi_util_get_full_src_register_sign_mode( + const struct tgsi_full_src_register *reg, + unsigned component ) +{ + unsigned sign_mode; + + if( reg->SrcRegisterExtMod.Absolute ) { + /* Consider only the post-abs negation. */ + + if( reg->SrcRegisterExtMod.Negate ) { + sign_mode = TGSI_UTIL_SIGN_SET; + } + else { + sign_mode = TGSI_UTIL_SIGN_CLEAR; + } + } + else { + /* Accumulate the three negations. */ + + unsigned negate; + + negate = reg->SrcRegister.Negate; + if( tgsi_util_get_src_register_extnegate( ®->SrcRegisterExtSwz, component ) ) { + negate = !negate; + } + if( reg->SrcRegisterExtMod.Negate ) { + negate = !negate; + } + + if( negate ) { + sign_mode = TGSI_UTIL_SIGN_TOGGLE; + } + else { + sign_mode = TGSI_UTIL_SIGN_KEEP; + } + } + + return sign_mode; +} + +void +tgsi_util_set_full_src_register_sign_mode( + struct tgsi_full_src_register *reg, + unsigned sign_mode ) +{ + reg->SrcRegisterExtSwz.NegateX = 0; + reg->SrcRegisterExtSwz.NegateY = 0; + reg->SrcRegisterExtSwz.NegateZ = 0; + reg->SrcRegisterExtSwz.NegateW = 0; + + switch (sign_mode) + { + case TGSI_UTIL_SIGN_CLEAR: + reg->SrcRegister.Negate = 0; + reg->SrcRegisterExtMod.Absolute = 1; + reg->SrcRegisterExtMod.Negate = 0; + break; + + case TGSI_UTIL_SIGN_SET: + reg->SrcRegister.Negate = 0; + reg->SrcRegisterExtMod.Absolute = 1; + reg->SrcRegisterExtMod.Negate = 1; + break; + + case TGSI_UTIL_SIGN_TOGGLE: + reg->SrcRegister.Negate = 1; + reg->SrcRegisterExtMod.Absolute = 0; + reg->SrcRegisterExtMod.Negate = 0; + break; + + case TGSI_UTIL_SIGN_KEEP: + reg->SrcRegister.Negate = 0; + reg->SrcRegisterExtMod.Absolute = 0; + reg->SrcRegisterExtMod.Negate = 0; + break; + + default: + assert( 0 ); + } +} diff --git a/src/gallium/auxiliary/tgsi/tgsi_util.h b/src/gallium/auxiliary/tgsi/tgsi_util.h new file mode 100644 index 00000000000..7877f345587 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_util.h @@ -0,0 +1,96 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef TGSI_UTIL_H +#define TGSI_UTIL_H + +#if defined __cplusplus +extern "C" { +#endif + +void * +tgsi_align_128bit( + void *unaligned ); + +unsigned +tgsi_util_get_src_register_swizzle( + const struct tgsi_src_register *reg, + unsigned component ); + +unsigned +tgsi_util_get_src_register_extswizzle( + const struct tgsi_src_register_ext_swz *reg, + unsigned component); + +unsigned +tgsi_util_get_full_src_register_extswizzle( + const struct tgsi_full_src_register *reg, + unsigned component ); + +void +tgsi_util_set_src_register_swizzle( + struct tgsi_src_register *reg, + unsigned swizzle, + unsigned component ); + +void +tgsi_util_set_src_register_extswizzle( + struct tgsi_src_register_ext_swz *reg, + unsigned swizzle, + unsigned component ); + +unsigned +tgsi_util_get_src_register_extnegate( + const struct tgsi_src_register_ext_swz *reg, + unsigned component ); + +void +tgsi_util_set_src_register_extnegate( + struct tgsi_src_register_ext_swz *reg, + unsigned negate, + unsigned component ); + +#define TGSI_UTIL_SIGN_CLEAR 0 /* Force positive */ +#define TGSI_UTIL_SIGN_SET 1 /* Force negative */ +#define TGSI_UTIL_SIGN_TOGGLE 2 /* Negate */ +#define TGSI_UTIL_SIGN_KEEP 3 /* No change */ + +unsigned +tgsi_util_get_full_src_register_sign_mode( + const struct tgsi_full_src_register *reg, + unsigned component ); + +void +tgsi_util_set_full_src_register_sign_mode( + struct tgsi_full_src_register *reg, + unsigned sign_mode ); + +#if defined __cplusplus +} +#endif + +#endif /* TGSI_UTIL_H */ |