diff options
Diffstat (limited to 'src/mesa/x86/x86_cliptest.S')
| -rw-r--r-- | src/mesa/x86/x86_cliptest.S | 408 |
1 files changed, 0 insertions, 408 deletions
diff --git a/src/mesa/x86/x86_cliptest.S b/src/mesa/x86/x86_cliptest.S deleted file mode 100644 index 6ae64ae8564..00000000000 --- a/src/mesa/x86/x86_cliptest.S +++ /dev/null @@ -1,408 +0,0 @@ - -/* - * Mesa 3-D graphics library - * - * Copyright (C) 1999-2001 Brian Paul 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, 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 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 AUTHORS OR COPYRIGHT HOLDERS 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. - */ - -/* - * NOTE: Avoid using spaces in between '(' ')' and arguments, especially - * with macros like CONST, LLBL that expand to CONCAT(...). Putting spaces - * in there will break the build on some platforms. - */ - -#include "assyntax.h" -#define MATH_ASM_PTR_SIZE 4 -#include "math/m_vector_asm.h" -#include "clip_args.h" - -#define SRC0 REGOFF(0, ESI) -#define SRC1 REGOFF(4, ESI) -#define SRC2 REGOFF(8, ESI) -#define SRC3 REGOFF(12, ESI) -#define DST0 REGOFF(0, EDI) -#define DST1 REGOFF(4, EDI) -#define DST2 REGOFF(8, EDI) -#define DST3 REGOFF(12, EDI) -#define MAT0 REGOFF(0, EDX) -#define MAT1 REGOFF(4, EDX) -#define MAT2 REGOFF(8, EDX) -#define MAT3 REGOFF(12, EDX) - - -/* - * Table for clip test. - * - * bit6 = SRC3 < 0 - * bit5 = SRC2 < 0 - * bit4 = abs(S(2)) > abs(S(3)) - * bit3 = SRC1 < 0 - * bit2 = abs(S(1)) > abs(S(3)) - * bit1 = SRC0 < 0 - * bit0 = abs(S(0)) > abs(S(3)) - */ - - SEG_DATA - -clip_table: - D_BYTE 0x00, 0x01, 0x00, 0x02, 0x04, 0x05, 0x04, 0x06 - D_BYTE 0x00, 0x01, 0x00, 0x02, 0x08, 0x09, 0x08, 0x0a - D_BYTE 0x20, 0x21, 0x20, 0x22, 0x24, 0x25, 0x24, 0x26 - D_BYTE 0x20, 0x21, 0x20, 0x22, 0x28, 0x29, 0x28, 0x2a - D_BYTE 0x00, 0x01, 0x00, 0x02, 0x04, 0x05, 0x04, 0x06 - D_BYTE 0x00, 0x01, 0x00, 0x02, 0x08, 0x09, 0x08, 0x0a - D_BYTE 0x10, 0x11, 0x10, 0x12, 0x14, 0x15, 0x14, 0x16 - D_BYTE 0x10, 0x11, 0x10, 0x12, 0x18, 0x19, 0x18, 0x1a - D_BYTE 0x3f, 0x3d, 0x3f, 0x3e, 0x37, 0x35, 0x37, 0x36 - D_BYTE 0x3f, 0x3d, 0x3f, 0x3e, 0x3b, 0x39, 0x3b, 0x3a - D_BYTE 0x2f, 0x2d, 0x2f, 0x2e, 0x27, 0x25, 0x27, 0x26 - D_BYTE 0x2f, 0x2d, 0x2f, 0x2e, 0x2b, 0x29, 0x2b, 0x2a - D_BYTE 0x3f, 0x3d, 0x3f, 0x3e, 0x37, 0x35, 0x37, 0x36 - D_BYTE 0x3f, 0x3d, 0x3f, 0x3e, 0x3b, 0x39, 0x3b, 0x3a - D_BYTE 0x1f, 0x1d, 0x1f, 0x1e, 0x17, 0x15, 0x17, 0x16 - D_BYTE 0x1f, 0x1d, 0x1f, 0x1e, 0x1b, 0x19, 0x1b, 0x1a - - - SEG_TEXT - -/* - * _mesa_x86_cliptest_points4 - * - * AL: ormask - * AH: andmask - * EBX: temp0 - * ECX: temp1 - * EDX: clipmask[] - * ESI: clip[] - * EDI: proj[] - * EBP: temp2 - */ - -#if defined(__ELF__) && defined(__PIC__) && defined(GNU_ASSEMBLER) && !defined(ELFPIC) -#define ELFPIC -#endif - -ALIGNTEXT16 -GLOBL GLNAME( _mesa_x86_cliptest_points4 ) -HIDDEN(_mesa_x86_cliptest_points4) -GLNAME( _mesa_x86_cliptest_points4 ): - _CET_ENDBR -#ifdef ELFPIC -#define FRAME_OFFSET 20 -#else -#define FRAME_OFFSET 16 -#endif - PUSH_L( ESI ) - PUSH_L( EDI ) - PUSH_L( EBP ) - PUSH_L( EBX ) - -#ifdef ELFPIC - /* store pointer to clip_table on stack */ - CALL( LLBL(ctp4_get_eip) ) - ADD_L( CONST(_GLOBAL_OFFSET_TABLE_), EBX ) - MOV_L( REGOFF(clip_table@GOT, EBX), EBX ) - PUSH_L( EBX ) - JMP( LLBL(ctp4_clip_table_ready) ) - -LLBL(ctp4_get_eip): - /* store eip in ebx */ - MOV_L( REGIND(ESP), EBX ) - RET - -LLBL(ctp4_clip_table_ready): -#endif - - MOV_L( ARG_SOURCE, ESI ) - MOV_L( ARG_DEST, EDI ) - - MOV_L( ARG_CLIP, EDX ) - MOV_L( ARG_OR, EBX ) - - MOV_L( ARG_AND, EBP ) - MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) - - MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) - MOV_L( REGOFF(V4F_START, ESI), ESI ) - - OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) ) - MOV_L( EAX, ARG_SOURCE ) /* put stride in ARG_SOURCE */ - - MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) ) - MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) - - MOV_L( REGOFF(V4F_START, EDI), EDI ) - ADD_L( EDX, ECX ) - - MOV_L( ECX, ARG_CLIP ) /* put clipmask + count in ARG_CLIP */ - CMP_L( ECX, EDX ) - - MOV_B( REGIND(EBX), AL ) - MOV_B( REGIND(EBP), AH ) - - JZ( LLBL(ctp4_finish) ) - -ALIGNTEXT16 -LLBL(ctp4_top): - - FLD1 /* F3 */ - FDIV_S( SRC3 ) /* GH: don't care about div-by-zero */ - - MOV_L( SRC3, EBP ) - MOV_L( SRC2, EBX ) - - XOR_L( ECX, ECX ) - ADD_L( EBP, EBP ) /* ebp = abs(S(3))*2 ; carry = sign of S(3) */ - - ADC_L( ECX, ECX ) - ADD_L( EBX, EBX ) /* ebx = abs(S(2))*2 ; carry = sign of S(2) */ - - ADC_L( ECX, ECX ) - CMP_L( EBX, EBP ) /* carry = abs(S(2))*2 > abs(S(3))*2 */ - - ADC_L( ECX, ECX ) - MOV_L( SRC1, EBX ) - - ADD_L( EBX, EBX ) /* ebx = abs(S(1))*2 ; carry = sign of S(1) */ - - ADC_L( ECX, ECX ) - CMP_L( EBX, EBP ) /* carry = abs(S(1))*2 > abs(S(3))*2 */ - - ADC_L( ECX, ECX ) - MOV_L( SRC0, EBX ) - - ADD_L( EBX, EBX ) /* ebx = abs(S(0))*2 ; carry = sign of S(0) */ - - ADC_L( ECX, ECX ) - CMP_L( EBX, EBP ) /* carry = abs(S(0))*2 > abs(S(3))*2 */ - - ADC_L( ECX, ECX ) - -#ifdef ELFPIC - MOV_L( REGIND(ESP), EBP ) /* clip_table */ - - MOV_B( REGBI(EBP, ECX), CL ) -#else - MOV_B( REGOFF(clip_table,ECX), CL ) -#endif - - OR_B( CL, AL ) - AND_B( CL, AH ) - - TEST_B( CL, CL ) - MOV_B( CL, REGIND(EDX) ) - - JZ( LLBL(ctp4_proj) ) - -LLBL(ctp4_noproj): - - FSTP( ST(0) ) /* */ - - MOV_L( CONST(0), DST0 ) - MOV_L( CONST(0), DST1 ) - MOV_L( CONST(0), DST2 ) - MOV_L( CONST(0x3f800000), DST3 ) - - JMP( LLBL(ctp4_next) ) - -LLBL(ctp4_proj): - - FLD_S( SRC0 ) /* F0 F3 */ - FMUL2( ST(1), ST0 ) - - FLD_S( SRC1 ) /* F1 F0 F3 */ - FMUL2( ST(2), ST0 ) - - FLD_S( SRC2 ) /* F2 F1 F0 F3 */ - FMUL2( ST(3), ST0 ) - - FXCH( ST(2) ) /* F0 F1 F2 F3 */ - FSTP_S( DST0 ) /* F1 F2 F3 */ - FSTP_S( DST1 ) /* F2 F3 */ - FSTP_S( DST2 ) /* F3 */ - FSTP_S( DST3 ) /* */ - -LLBL(ctp4_next): - - INC_L( EDX ) - ADD_L( CONST(16), EDI ) - - ADD_L( ARG_SOURCE, ESI ) - CMP_L( EDX, ARG_CLIP ) - - JNZ( LLBL(ctp4_top) ) - - MOV_L( ARG_OR, ECX ) - MOV_L( ARG_AND, EDX ) - - MOV_B( AL, REGIND(ECX) ) - MOV_B( AH, REGIND(EDX) ) - -LLBL(ctp4_finish): - - MOV_L( ARG_DEST, EAX ) -#ifdef ELFPIC - POP_L( ESI ) /* discard ptr to clip_table */ -#endif - POP_L( EBX ) - POP_L( EBP ) - POP_L( EDI ) - POP_L( ESI ) - - RET - - - - - - - -ALIGNTEXT16 -GLOBL GLNAME( _mesa_x86_cliptest_points4_np ) -HIDDEN(_mesa_x86_cliptest_points4_np) -GLNAME( _mesa_x86_cliptest_points4_np ): - _CET_ENDBR -#ifdef ELFPIC -#define FRAME_OFFSET 20 -#else -#define FRAME_OFFSET 16 -#endif - PUSH_L( ESI ) - PUSH_L( EDI ) - PUSH_L( EBP ) - PUSH_L( EBX ) - -#ifdef ELFPIC - /* store pointer to clip_table on stack */ - CALL( LLBL(ctp4_np_get_eip) ) - ADD_L( CONST(_GLOBAL_OFFSET_TABLE_), EBX ) - MOV_L( REGOFF(clip_table@GOT, EBX), EBX ) - PUSH_L( EBX ) - JMP( LLBL(ctp4_np_clip_table_ready) ) - -LLBL(ctp4_np_get_eip): - /* store eip in ebx */ - MOV_L( REGIND(ESP), EBX ) - RET - -LLBL(ctp4_np_clip_table_ready): -#endif - - MOV_L( ARG_SOURCE, ESI ) - /* slot */ - - MOV_L( ARG_CLIP, EDX ) - MOV_L( ARG_OR, EBX ) - - MOV_L( ARG_AND, EBP ) - MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) - - MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) - MOV_L( REGOFF(V4F_START, ESI), ESI ) - - MOV_L( EAX, ARG_DEST ) /* put stride in ARG_DEST */ - ADD_L( EDX, ECX ) - - MOV_L( ECX, EDI ) /* put clipmask + count in EDI */ - CMP_L( ECX, EDX ) - - MOV_B( REGIND(EBX), AL ) - MOV_B( REGIND(EBP), AH ) - - JZ( LLBL(ctp4_np_finish) ) - -ALIGNTEXT16 -LLBL(ctp4_np_top): - - MOV_L( SRC3, EBP ) - MOV_L( SRC2, EBX ) - - XOR_L( ECX, ECX ) - ADD_L( EBP, EBP ) /* ebp = abs(S(3))*2 ; carry = sign of S(3) */ - - ADC_L( ECX, ECX ) - ADD_L( EBX, EBX ) /* ebx = abs(S(2))*2 ; carry = sign of S(2) */ - - ADC_L( ECX, ECX ) - CMP_L( EBX, EBP ) /* carry = abs(S(2))*2 > abs(S(3))*2 */ - - ADC_L( ECX, ECX ) - MOV_L( SRC1, EBX ) - - ADD_L( EBX, EBX ) /* ebx = abs(S(1))*2 ; carry = sign of S(1) */ - - ADC_L( ECX, ECX ) - CMP_L( EBX, EBP ) /* carry = abs(S(1))*2 > abs(S(3))*2 */ - - ADC_L( ECX, ECX ) - MOV_L( SRC0, EBX ) - - ADD_L( EBX, EBX ) /* ebx = abs(S(0))*2 ; carry = sign of S(0) */ - - ADC_L( ECX, ECX ) - CMP_L( EBX, EBP ) /* carry = abs(S(0))*2 > abs(S(3))*2 */ - - ADC_L( ECX, ECX ) - -#ifdef ELFPIC - MOV_L( REGIND(ESP), EBP ) /* clip_table */ - - MOV_B( REGBI(EBP, ECX), CL ) -#else - MOV_B( REGOFF(clip_table,ECX), CL ) -#endif - - OR_B( CL, AL ) - AND_B( CL, AH ) - - TEST_B( CL, CL ) - MOV_B( CL, REGIND(EDX) ) - - INC_L( EDX ) - /* slot */ - - ADD_L( ARG_DEST, ESI ) - CMP_L( EDX, EDI ) - - JNZ( LLBL(ctp4_np_top) ) - - MOV_L( ARG_OR, ECX ) - MOV_L( ARG_AND, EDX ) - - MOV_B( AL, REGIND(ECX) ) - MOV_B( AH, REGIND(EDX) ) - -LLBL(ctp4_np_finish): - - MOV_L( ARG_SOURCE, EAX ) -#ifdef ELFPIC - POP_L( ESI ) /* discard ptr to clip_table */ -#endif - POP_L( EBX ) - POP_L( EBP ) - POP_L( EDI ) - POP_L( ESI ) - - RET - -#if defined (__ELF__) && defined (__linux__) - .section .note.GNU-stack,"",%progbits -#endif |