diff options
Diffstat (limited to 'src/gallium/drivers/i965/brw_eu.h')
| -rw-r--r-- | src/gallium/drivers/i965/brw_eu.h | 992 |
1 files changed, 992 insertions, 0 deletions
diff --git a/src/gallium/drivers/i965/brw_eu.h b/src/gallium/drivers/i965/brw_eu.h new file mode 100644 index 00000000000..af509b2e5f4 --- /dev/null +++ b/src/gallium/drivers/i965/brw_eu.h @@ -0,0 +1,992 @@ +/* + Copyright (C) Intel Corp. 2006. All Rights Reserved. + Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + develop this 3D driver. + + 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, sublicense, 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 NONINFRINGEMENT. + IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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. + + **********************************************************************/ + /* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + */ + + +#ifndef BRW_EU_H +#define BRW_EU_H + +#include "util/u_debug.h" +#include "pipe/p_defines.h" + +#include "brw_structs.h" +#include "brw_defines.h" + +#define BRW_SWIZZLE4(a,b,c,d) (((a)<<0) | ((b)<<2) | ((c)<<4) | ((d)<<6)) +#define BRW_GET_SWZ(swz, idx) (((swz) >> ((idx)*2)) & 0x3) + +#define BRW_SWIZZLE_NOOP BRW_SWIZZLE4(0,1,2,3) +#define BRW_SWIZZLE_XYZW BRW_SWIZZLE4(0,1,2,3) +#define BRW_SWIZZLE_XXXX BRW_SWIZZLE4(0,0,0,0) +#define BRW_SWIZZLE_XYXY BRW_SWIZZLE4(0,1,0,1) + +#define BRW_WRITEMASK_NONE 0x00 +#define BRW_WRITEMASK_X 0x01 +#define BRW_WRITEMASK_Y 0x02 +#define BRW_WRITEMASK_XY 0x03 +#define BRW_WRITEMASK_Z 0x04 +#define BRW_WRITEMASK_XZ 0x05 +#define BRW_WRITEMASK_YZ 0x06 +#define BRW_WRITEMASK_XYZ 0x07 +#define BRW_WRITEMASK_W 0x08 +#define BRW_WRITEMASK_XW 0x09 +#define BRW_WRITEMASK_YW 0x0A +#define BRW_WRITEMASK_XYW 0x0B +#define BRW_WRITEMASK_ZW 0x0C +#define BRW_WRITEMASK_XZW 0x0D +#define BRW_WRITEMASK_YZW 0x0E +#define BRW_WRITEMASK_XYZW 0x0F + + +#define REG_SIZE (8*4) + + +/* These aren't hardware structs, just something useful for us to pass around: + * + * Align1 operation has a lot of control over input ranges. Used in + * WM programs to implement shaders decomposed into "channel serial" + * or "structure of array" form: + */ +struct brw_reg +{ + GLuint type:4; + GLuint file:2; + GLuint nr:8; + GLuint subnr:5; /* :1 in align16 */ + GLuint negate:1; /* source only */ + GLuint abs:1; /* source only */ + GLuint vstride:4; /* source only */ + GLuint width:3; /* src only, align1 only */ + GLuint hstride:2; /* align1 only */ + GLuint address_mode:1; /* relative addressing, hopefully! */ + GLuint pad0:1; + + union { + struct { + GLuint swizzle:8; /* src only, align16 only */ + GLuint writemask:4; /* dest only, align16 only */ + GLint indirect_offset:10; /* relative addressing offset */ + GLuint pad1:10; /* two dwords total */ + } bits; + + GLfloat f; + GLint d; + GLuint ud; + } dw1; +}; + + +struct brw_indirect { + GLuint addr_subnr:4; + GLint addr_offset:10; + GLuint pad:18; +}; + + +struct brw_eu_label; +struct brw_eu_call; + + + +#define BRW_EU_MAX_INSN_STACK 5 +#define BRW_EU_MAX_INSN 10000 + +struct brw_compile { + struct brw_instruction store[BRW_EU_MAX_INSN]; + GLuint nr_insn; + + /* Allow clients to push/pop instruction state: + */ + struct brw_instruction stack[BRW_EU_MAX_INSN_STACK]; + struct brw_instruction *current; + + GLuint flag_value; + GLboolean single_program_flow; + struct brw_context *brw; + + struct brw_eu_label *first_label; /**< linked list of labels */ + struct brw_eu_call *first_call; /**< linked list of CALs */ + + boolean error; +}; + + +void +brw_save_label(struct brw_compile *c, unsigned label, GLuint position); + +void +brw_save_call(struct brw_compile *c, unsigned label, GLuint call_pos); + +void +brw_resolve_cals(struct brw_compile *c); + + + +static INLINE int type_sz( GLuint type ) +{ + switch( type ) { + case BRW_REGISTER_TYPE_UD: + case BRW_REGISTER_TYPE_D: + case BRW_REGISTER_TYPE_F: + return 4; + case BRW_REGISTER_TYPE_HF: + case BRW_REGISTER_TYPE_UW: + case BRW_REGISTER_TYPE_W: + return 2; + case BRW_REGISTER_TYPE_UB: + case BRW_REGISTER_TYPE_B: + return 1; + default: + return 0; + } +} + +/** + * Construct a brw_reg. + * \param file one of the BRW_x_REGISTER_FILE values + * \param nr register number/index + * \param subnr register sub number + * \param type one of BRW_REGISTER_TYPE_x + * \param vstride one of BRW_VERTICAL_STRIDE_x + * \param width one of BRW_WIDTH_x + * \param hstride one of BRW_HORIZONTAL_STRIDE_x + * \param swizzle one of BRW_SWIZZLE_x + * \param writemask BRW_WRITEMASK_X/Y/Z/W bitfield + */ +static INLINE struct brw_reg brw_reg( GLuint file, + GLuint nr, + GLuint subnr, + GLuint type, + GLuint vstride, + GLuint width, + GLuint hstride, + GLuint swizzle, + GLuint writemask ) +{ + struct brw_reg reg; + if (type == BRW_GENERAL_REGISTER_FILE) + assert(nr < BRW_MAX_GRF); + else if (type == BRW_MESSAGE_REGISTER_FILE) + assert(nr < BRW_MAX_MRF); + else if (type == BRW_ARCHITECTURE_REGISTER_FILE) + assert(nr <= BRW_ARF_IP); + + reg.type = type; + reg.file = file; + reg.nr = nr; + reg.subnr = subnr * type_sz(type); + reg.negate = 0; + reg.abs = 0; + reg.vstride = vstride; + reg.width = width; + reg.hstride = hstride; + reg.address_mode = BRW_ADDRESS_DIRECT; + reg.pad0 = 0; + + /* Could do better: If the reg is r5.3<0;1,0>, we probably want to + * set swizzle and writemask to W, as the lower bits of subnr will + * be lost when converted to align16. This is probably too much to + * keep track of as you'd want it adjusted by suboffset(), etc. + * Perhaps fix up when converting to align16? + */ + reg.dw1.bits.swizzle = swizzle; + reg.dw1.bits.writemask = writemask; + reg.dw1.bits.indirect_offset = 0; + reg.dw1.bits.pad1 = 0; + return reg; +} + +/** Construct float[16] register */ +static INLINE struct brw_reg brw_vec16_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return brw_reg(file, + nr, + subnr, + BRW_REGISTER_TYPE_F, + BRW_VERTICAL_STRIDE_16, + BRW_WIDTH_16, + BRW_HORIZONTAL_STRIDE_1, + BRW_SWIZZLE_XYZW, + BRW_WRITEMASK_XYZW); +} + +/** Construct float[8] register */ +static INLINE struct brw_reg brw_vec8_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return brw_reg(file, + nr, + subnr, + BRW_REGISTER_TYPE_F, + BRW_VERTICAL_STRIDE_8, + BRW_WIDTH_8, + BRW_HORIZONTAL_STRIDE_1, + BRW_SWIZZLE_XYZW, + BRW_WRITEMASK_XYZW); +} + +/** Construct float[4] register */ +static INLINE struct brw_reg brw_vec4_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return brw_reg(file, + nr, + subnr, + BRW_REGISTER_TYPE_F, + BRW_VERTICAL_STRIDE_4, + BRW_WIDTH_4, + BRW_HORIZONTAL_STRIDE_1, + BRW_SWIZZLE_XYZW, + BRW_WRITEMASK_XYZW); +} + +/** Construct float[2] register */ +static INLINE struct brw_reg brw_vec2_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return brw_reg(file, + nr, + subnr, + BRW_REGISTER_TYPE_F, + BRW_VERTICAL_STRIDE_2, + BRW_WIDTH_2, + BRW_HORIZONTAL_STRIDE_1, + BRW_SWIZZLE_XYXY, + BRW_WRITEMASK_XY); +} + +/** Construct float[1] register */ +static INLINE struct brw_reg brw_vec1_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return brw_reg(file, + nr, + subnr, + BRW_REGISTER_TYPE_F, + BRW_VERTICAL_STRIDE_0, + BRW_WIDTH_1, + BRW_HORIZONTAL_STRIDE_0, + BRW_SWIZZLE_XXXX, + BRW_WRITEMASK_X); +} + + +static INLINE struct brw_reg retype( struct brw_reg reg, + GLuint type ) +{ + reg.type = type; + return reg; +} + +static INLINE struct brw_reg suboffset( struct brw_reg reg, + GLuint delta ) +{ + reg.subnr += delta * type_sz(reg.type); + return reg; +} + + +static INLINE struct brw_reg offset( struct brw_reg reg, + GLuint delta ) +{ + reg.nr += delta; + return reg; +} + + +static INLINE struct brw_reg byte_offset( struct brw_reg reg, + GLuint bytes ) +{ + GLuint newoffset = reg.nr * REG_SIZE + reg.subnr + bytes; + reg.nr = newoffset / REG_SIZE; + reg.subnr = newoffset % REG_SIZE; + return reg; +} + + +/** Construct unsigned word[16] register */ +static INLINE struct brw_reg brw_uw16_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return suboffset(retype(brw_vec16_reg(file, nr, 0), BRW_REGISTER_TYPE_UW), subnr); +} + +/** Construct unsigned word[8] register */ +static INLINE struct brw_reg brw_uw8_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return suboffset(retype(brw_vec8_reg(file, nr, 0), BRW_REGISTER_TYPE_UW), subnr); +} + +/** Construct unsigned word[1] register */ +static INLINE struct brw_reg brw_uw1_reg( GLuint file, + GLuint nr, + GLuint subnr ) +{ + return suboffset(retype(brw_vec1_reg(file, nr, 0), BRW_REGISTER_TYPE_UW), subnr); +} + +static INLINE struct brw_reg brw_imm_reg( GLuint type ) +{ + return brw_reg( BRW_IMMEDIATE_VALUE, + 0, + 0, + type, + BRW_VERTICAL_STRIDE_0, + BRW_WIDTH_1, + BRW_HORIZONTAL_STRIDE_0, + 0, + 0); +} + +/** Construct float immediate register */ +static INLINE struct brw_reg brw_imm_f( GLfloat f ) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_F); + imm.dw1.f = f; + return imm; +} + +/** Construct integer immediate register */ +static INLINE struct brw_reg brw_imm_d( GLint d ) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_D); + imm.dw1.d = d; + return imm; +} + +/** Construct uint immediate register */ +static INLINE struct brw_reg brw_imm_ud( GLuint ud ) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_UD); + imm.dw1.ud = ud; + return imm; +} + +/** Construct ushort immediate register */ +static INLINE struct brw_reg brw_imm_uw( GLushort uw ) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_UW); + imm.dw1.ud = uw | (uw << 16); + return imm; +} + +/** Construct short immediate register */ +static INLINE struct brw_reg brw_imm_w( GLshort w ) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_W); + imm.dw1.d = w | (w << 16); + return imm; +} + +/* brw_imm_b and brw_imm_ub aren't supported by hardware - the type + * numbers alias with _V and _VF below: + */ + +/** Construct vector of eight signed half-byte values */ +static INLINE struct brw_reg brw_imm_v( GLuint v ) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_V); + imm.vstride = BRW_VERTICAL_STRIDE_0; + imm.width = BRW_WIDTH_8; + imm.hstride = BRW_HORIZONTAL_STRIDE_1; + imm.dw1.ud = v; + return imm; +} + +/** Construct vector of four 8-bit float values */ +static INLINE struct brw_reg brw_imm_vf( GLuint v ) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_VF); + imm.vstride = BRW_VERTICAL_STRIDE_0; + imm.width = BRW_WIDTH_4; + imm.hstride = BRW_HORIZONTAL_STRIDE_1; + imm.dw1.ud = v; + return imm; +} + +#define VF_ZERO 0x0 +#define VF_ONE 0x30 +#define VF_NEG (1<<7) + +static INLINE struct brw_reg brw_imm_vf4( GLuint v0, + GLuint v1, + GLuint v2, + GLuint v3) +{ + struct brw_reg imm = brw_imm_reg(BRW_REGISTER_TYPE_VF); + imm.vstride = BRW_VERTICAL_STRIDE_0; + imm.width = BRW_WIDTH_4; + imm.hstride = BRW_HORIZONTAL_STRIDE_1; + imm.dw1.ud = ((v0 << 0) | + (v1 << 8) | + (v2 << 16) | + (v3 << 24)); + return imm; +} + + +static INLINE struct brw_reg brw_address( struct brw_reg reg ) +{ + return brw_imm_uw(reg.nr * REG_SIZE + reg.subnr); +} + +/** Construct float[1] general-purpose register */ +static INLINE struct brw_reg brw_vec1_grf( GLuint nr, GLuint subnr ) +{ + return brw_vec1_reg(BRW_GENERAL_REGISTER_FILE, nr, subnr); +} + +/** Construct float[2] general-purpose register */ +static INLINE struct brw_reg brw_vec2_grf( GLuint nr, GLuint subnr ) +{ + return brw_vec2_reg(BRW_GENERAL_REGISTER_FILE, nr, subnr); +} + +/** Construct float[4] general-purpose register */ +static INLINE struct brw_reg brw_vec4_grf( GLuint nr, GLuint subnr ) +{ + return brw_vec4_reg(BRW_GENERAL_REGISTER_FILE, nr, subnr); +} + +/** Construct float[8] general-purpose register */ +static INLINE struct brw_reg brw_vec8_grf( GLuint nr, GLuint subnr ) +{ + return brw_vec8_reg(BRW_GENERAL_REGISTER_FILE, nr, subnr); +} + + +static INLINE struct brw_reg brw_uw8_grf( GLuint nr, GLuint subnr ) +{ + return brw_uw8_reg(BRW_GENERAL_REGISTER_FILE, nr, subnr); +} + +static INLINE struct brw_reg brw_uw16_grf( GLuint nr, GLuint subnr ) +{ + return brw_uw16_reg(BRW_GENERAL_REGISTER_FILE, nr, subnr); +} + + +/** Construct null register (usually used for setting condition codes) */ +static INLINE struct brw_reg brw_null_reg( void ) +{ + return brw_vec8_reg(BRW_ARCHITECTURE_REGISTER_FILE, + BRW_ARF_NULL, + 0); +} + +static INLINE struct brw_reg brw_address_reg( GLuint subnr ) +{ + return brw_uw1_reg(BRW_ARCHITECTURE_REGISTER_FILE, + BRW_ARF_ADDRESS, + subnr); +} + +/* If/else instructions break in align16 mode if writemask & swizzle + * aren't xyzw. This goes against the convention for other scalar + * regs: + */ +static INLINE struct brw_reg brw_ip_reg( void ) +{ + return brw_reg(BRW_ARCHITECTURE_REGISTER_FILE, + BRW_ARF_IP, + 0, + BRW_REGISTER_TYPE_UD, + BRW_VERTICAL_STRIDE_4, /* ? */ + BRW_WIDTH_1, + BRW_HORIZONTAL_STRIDE_0, + BRW_SWIZZLE_XYZW, /* NOTE! */ + BRW_WRITEMASK_XYZW); /* NOTE! */ +} + +static INLINE struct brw_reg brw_acc_reg( void ) +{ + return brw_vec8_reg(BRW_ARCHITECTURE_REGISTER_FILE, + BRW_ARF_ACCUMULATOR, + 0); +} + + +static INLINE struct brw_reg brw_flag_reg( void ) +{ + return brw_uw1_reg(BRW_ARCHITECTURE_REGISTER_FILE, + BRW_ARF_FLAG, + 0); +} + + +static INLINE struct brw_reg brw_mask_reg( GLuint subnr ) +{ + return brw_uw1_reg(BRW_ARCHITECTURE_REGISTER_FILE, + BRW_ARF_MASK, + subnr); +} + +static INLINE struct brw_reg brw_message_reg( GLuint nr ) +{ + assert(nr < BRW_MAX_MRF); + return brw_vec8_reg(BRW_MESSAGE_REGISTER_FILE, + nr, + 0); +} + + + + +/* This is almost always called with a numeric constant argument, so + * make things easy to evaluate at compile time: + */ +static INLINE GLuint cvt( GLuint val ) +{ + switch (val) { + case 0: return 0; + case 1: return 1; + case 2: return 2; + case 4: return 3; + case 8: return 4; + case 16: return 5; + case 32: return 6; + } + return 0; +} + +static INLINE struct brw_reg stride( struct brw_reg reg, + GLuint vstride, + GLuint width, + GLuint hstride ) +{ + reg.vstride = cvt(vstride); + reg.width = cvt(width) - 1; + reg.hstride = cvt(hstride); + return reg; +} + + +static INLINE struct brw_reg vec16( struct brw_reg reg ) +{ + return stride(reg, 16,16,1); +} + +static INLINE struct brw_reg vec8( struct brw_reg reg ) +{ + return stride(reg, 8,8,1); +} + +static INLINE struct brw_reg vec4( struct brw_reg reg ) +{ + return stride(reg, 4,4,1); +} + +static INLINE struct brw_reg vec2( struct brw_reg reg ) +{ + return stride(reg, 2,2,1); +} + +static INLINE struct brw_reg vec1( struct brw_reg reg ) +{ + return stride(reg, 0,1,0); +} + + +static INLINE struct brw_reg get_element( struct brw_reg reg, GLuint elt ) +{ + return vec1(suboffset(reg, elt)); +} + +static INLINE struct brw_reg get_element_ud( struct brw_reg reg, GLuint elt ) +{ + return vec1(suboffset(retype(reg, BRW_REGISTER_TYPE_UD), elt)); +} + + +static INLINE struct brw_reg brw_swizzle( struct brw_reg reg, + GLuint x, + GLuint y, + GLuint z, + GLuint w) +{ + reg.dw1.bits.swizzle = BRW_SWIZZLE4(BRW_GET_SWZ(reg.dw1.bits.swizzle, x), + BRW_GET_SWZ(reg.dw1.bits.swizzle, y), + BRW_GET_SWZ(reg.dw1.bits.swizzle, z), + BRW_GET_SWZ(reg.dw1.bits.swizzle, w)); + return reg; +} + + +static INLINE struct brw_reg brw_swizzle1( struct brw_reg reg, + GLuint x ) +{ + return brw_swizzle(reg, x, x, x, x); +} + +static INLINE struct brw_reg brw_writemask( struct brw_reg reg, + GLuint mask ) +{ + reg.dw1.bits.writemask &= mask; + return reg; +} + +static INLINE struct brw_reg brw_set_writemask( struct brw_reg reg, + GLuint mask ) +{ + reg.dw1.bits.writemask = mask; + return reg; +} + +static INLINE struct brw_reg negate( struct brw_reg reg ) +{ + reg.negate ^= 1; + return reg; +} + +static INLINE struct brw_reg brw_abs( struct brw_reg reg ) +{ + reg.abs = 1; + return reg; +} + +/*********************************************************************** + */ +static INLINE struct brw_reg brw_vec4_indirect( GLuint subnr, + GLint offset ) +{ + struct brw_reg reg = brw_vec4_grf(0, 0); + reg.subnr = subnr; + reg.address_mode = BRW_ADDRESS_REGISTER_INDIRECT_REGISTER; + reg.dw1.bits.indirect_offset = offset; + return reg; +} + +static INLINE struct brw_reg brw_vec1_indirect( GLuint subnr, + GLint offset ) +{ + struct brw_reg reg = brw_vec1_grf(0, 0); + reg.subnr = subnr; + reg.address_mode = BRW_ADDRESS_REGISTER_INDIRECT_REGISTER; + reg.dw1.bits.indirect_offset = offset; + return reg; +} + +static INLINE struct brw_reg deref_4f(struct brw_indirect ptr, GLint offset) +{ + return brw_vec4_indirect(ptr.addr_subnr, ptr.addr_offset + offset); +} + +static INLINE struct brw_reg deref_1f(struct brw_indirect ptr, GLint offset) +{ + return brw_vec1_indirect(ptr.addr_subnr, ptr.addr_offset + offset); +} + +static INLINE struct brw_reg deref_4b(struct brw_indirect ptr, GLint offset) +{ + return retype(deref_4f(ptr, offset), BRW_REGISTER_TYPE_B); +} + +static INLINE struct brw_reg deref_1uw(struct brw_indirect ptr, GLint offset) +{ + return retype(deref_1f(ptr, offset), BRW_REGISTER_TYPE_UW); +} + +static INLINE struct brw_reg deref_1d(struct brw_indirect ptr, GLint offset) +{ + return retype(deref_1f(ptr, offset), BRW_REGISTER_TYPE_D); +} + +static INLINE struct brw_reg deref_1ud(struct brw_indirect ptr, GLint offset) +{ + return retype(deref_1f(ptr, offset), BRW_REGISTER_TYPE_UD); +} + +static INLINE struct brw_reg get_addr_reg(struct brw_indirect ptr) +{ + return brw_address_reg(ptr.addr_subnr); +} + +static INLINE struct brw_indirect brw_indirect_offset( struct brw_indirect ptr, GLint offset ) +{ + ptr.addr_offset += offset; + return ptr; +} + +static INLINE struct brw_indirect brw_indirect( GLuint addr_subnr, GLint offset ) +{ + struct brw_indirect ptr; + ptr.addr_subnr = addr_subnr; + ptr.addr_offset = offset; + ptr.pad = 0; + return ptr; +} + +/** Do two brw_regs refer to the same register? */ +static INLINE GLboolean +brw_same_reg(struct brw_reg r1, struct brw_reg r2) +{ + return r1.file == r2.file && r1.nr == r2.nr; +} + +static INLINE struct brw_instruction *current_insn( struct brw_compile *p) +{ + return &p->store[p->nr_insn]; +} + +void brw_pop_insn_state( struct brw_compile *p ); +void brw_push_insn_state( struct brw_compile *p ); +void brw_set_mask_control( struct brw_compile *p, GLuint value ); +void brw_set_saturate( struct brw_compile *p, GLuint value ); +void brw_set_access_mode( struct brw_compile *p, GLuint access_mode ); +void brw_set_compression_control( struct brw_compile *p, GLboolean control ); +void brw_set_predicate_control_flag_value( struct brw_compile *p, GLuint value ); +void brw_set_predicate_control( struct brw_compile *p, GLuint pc ); +void brw_set_conditionalmod( struct brw_compile *p, GLuint conditional ); + +void brw_init_compile( struct brw_context *, struct brw_compile *p ); + +enum pipe_error brw_get_program( struct brw_compile *p, + const GLuint **program, + GLuint *sz ); + + +/* Helpers for regular instructions: + */ +#define ALU1(OP) \ +struct brw_instruction *brw_##OP(struct brw_compile *p, \ + struct brw_reg dest, \ + struct brw_reg src0); + +#define ALU2(OP) \ +struct brw_instruction *brw_##OP(struct brw_compile *p, \ + struct brw_reg dest, \ + struct brw_reg src0, \ + struct brw_reg src1); + +ALU1(MOV) +ALU2(SEL) +ALU1(NOT) +ALU2(AND) +ALU2(OR) +ALU2(XOR) +ALU2(SHR) +ALU2(SHL) +ALU2(RSR) +ALU2(RSL) +ALU2(ASR) +ALU2(JMPI) +ALU2(ADD) +ALU2(MUL) +ALU1(FRC) +ALU1(RNDD) +ALU1(RNDZ) +ALU2(MAC) +ALU2(MACH) +ALU1(LZD) +ALU2(DP4) +ALU2(DPH) +ALU2(DP3) +ALU2(DP2) +ALU2(LINE) + +#undef ALU1 +#undef ALU2 + + + +/* Helpers for SEND instruction: + */ +void brw_urb_WRITE(struct brw_compile *p, + struct brw_reg dest, + GLuint msg_reg_nr, + struct brw_reg src0, + GLboolean allocate, + GLboolean used, + GLuint msg_length, + GLuint response_length, + GLboolean eot, + GLboolean writes_complete, + GLuint offset, + GLuint swizzle); + +void brw_ff_sync(struct brw_compile *p, + struct brw_reg dest, + GLuint msg_reg_nr, + struct brw_reg src0, + GLboolean allocate, + GLboolean used, + GLuint msg_length, + GLuint response_length, + GLboolean eot, + GLboolean writes_complete, + GLuint offset, + GLuint swizzle); + +void brw_fb_WRITE(struct brw_compile *p, + struct brw_reg dest, + GLuint msg_reg_nr, + struct brw_reg src0, + GLuint binding_table_index, + GLuint msg_length, + GLuint response_length, + GLboolean eot); + +void brw_SAMPLE(struct brw_compile *p, + struct brw_reg dest, + GLuint msg_reg_nr, + struct brw_reg src0, + GLuint binding_table_index, + GLuint sampler, + GLuint writemask, + GLuint msg_type, + GLuint response_length, + GLuint msg_length, + GLboolean eot, + GLuint header_present, + GLuint simd_mode); + +void brw_math_16( struct brw_compile *p, + struct brw_reg dest, + GLuint function, + GLuint saturate, + GLuint msg_reg_nr, + struct brw_reg src, + GLuint precision ); + +void brw_math( struct brw_compile *p, + struct brw_reg dest, + GLuint function, + GLuint saturate, + GLuint msg_reg_nr, + struct brw_reg src, + GLuint data_type, + GLuint precision ); + +void brw_dp_READ_16( struct brw_compile *p, + struct brw_reg dest, + GLuint scratch_offset ); + +void brw_dp_READ_4( struct brw_compile *p, + struct brw_reg dest, + GLboolean relAddr, + GLuint location, + GLuint bind_table_index ); + +void brw_dp_READ_4_vs( struct brw_compile *p, + struct brw_reg dest, + GLuint oword, + GLboolean relAddr, + struct brw_reg addrReg, + GLuint location, + GLuint bind_table_index ); + +void brw_dp_WRITE_16( struct brw_compile *p, + struct brw_reg src, + GLuint scratch_offset ); + +/* If/else/endif. Works by manipulating the execution flags on each + * channel. + */ +struct brw_instruction *brw_IF(struct brw_compile *p, + GLuint execute_size); + +struct brw_instruction *brw_ELSE(struct brw_compile *p, + struct brw_instruction *if_insn); + +void brw_ENDIF(struct brw_compile *p, + struct brw_instruction *if_or_else_insn); + + +/* DO/WHILE loops: + */ +struct brw_instruction *brw_DO(struct brw_compile *p, + GLuint execute_size); + +struct brw_instruction *brw_WHILE(struct brw_compile *p, + struct brw_instruction *patch_insn); + +struct brw_instruction *brw_BREAK(struct brw_compile *p); +struct brw_instruction *brw_CONT(struct brw_compile *p); +/* Forward jumps: + */ +void brw_land_fwd_jump(struct brw_compile *p, + struct brw_instruction *jmp_insn); + + + +void brw_NOP(struct brw_compile *p); + +/* Special case: there is never a destination, execution size will be + * taken from src0: + */ +void brw_CMP(struct brw_compile *p, + struct brw_reg dest, + GLuint conditional, + struct brw_reg src0, + struct brw_reg src1); + +void brw_print_reg( struct brw_reg reg ); + + +/*********************************************************************** + * brw_eu_util.c: + */ + +void brw_copy_indirect_to_indirect(struct brw_compile *p, + struct brw_indirect dst_ptr, + struct brw_indirect src_ptr, + GLuint count); + +void brw_copy_from_indirect(struct brw_compile *p, + struct brw_reg dst, + struct brw_indirect ptr, + GLuint count); + +void brw_copy4(struct brw_compile *p, + struct brw_reg dst, + struct brw_reg src, + GLuint count); + +void brw_copy8(struct brw_compile *p, + struct brw_reg dst, + struct brw_reg src, + GLuint count); + +void brw_math_invert( struct brw_compile *p, + struct brw_reg dst, + struct brw_reg src); + +void brw_set_src1( struct brw_instruction *insn, + struct brw_reg reg ); +#endif |