brw_wm_fp.c revision ad35528944960f1619e0a9491164c848b333e6cf
19f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/* 29f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt Copyright (C) Intel Corp. 2006. All Rights Reserved. 39f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to 49f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt develop this 3D driver. 59f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 69f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt Permission is hereby granted, free of charge, to any person obtaining 79f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt a copy of this software and associated documentation files (the 89f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "Software"), to deal in the Software without restriction, including 99f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt without limitation the rights to use, copy, modify, merge, publish, 109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt distribute, sublicense, and/or sell copies of the Software, and to 119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt permit persons to whom the Software is furnished to do so, subject to 129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt the following conditions: 139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt The above copyright notice and this permission notice (including the 159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt next paragraph) shall be included in all copies or substantial 169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt portions of the Software. 179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt **********************************************************************/ 279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* 289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Authors: 299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Keith Whitwell <keith@tungstengraphics.com> 309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 33ecadb51bbcb972a79f3ed79e65a7986b9396e757Brian Paul#include "main/glheader.h" 34ecadb51bbcb972a79f3ed79e65a7986b9396e757Brian Paul#include "main/macros.h" 35ecadb51bbcb972a79f3ed79e65a7986b9396e757Brian Paul#include "main/enums.h" 369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#include "brw_context.h" 379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#include "brw_wm.h" 389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#include "brw_util.h" 399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 40ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/prog_parameter.h" 41ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/prog_print.h" 42ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/prog_statevars.h" 43064ae479a770bf434958d673baf6f7530f642697Brian 449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 4534da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul/** An invalid texture target */ 4634da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul#define TEX_TARGET_NONE NUM_TEXTURE_TARGETS 4734da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul 4834da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul/** An invalid texture unit */ 4934da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul#define TEX_UNIT_NONE BRW_MAX_TEX_UNIT 5034da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul 519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#define FIRST_INTERNAL_TEMP MAX_NV_FRAGMENT_PROGRAM_TEMPS 529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#define X 0 549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#define Y 1 559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#define Z 2 569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#define W 3 579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 599f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic const char *wm_opcode_strings[] = { 609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "PIXELXY", 619f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "DELTAXY", 629f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "PIXELW", 639f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "LINTERP", 649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "PINTERP", 659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "CINTERP", 669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "WPOSXY", 67699db6d842c52d0b3b98b320f8ef1104a65fa783Eric Anholt "FB_WRITE", 68699db6d842c52d0b3b98b320f8ef1104a65fa783Eric Anholt "FRONTFACING", 699f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt}; 709f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 71e7b0ec9ae79d4ec4aba402b9124fde55d914da92Keith Whitwell#if 0 729f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic const char *wm_file_strings[] = { 739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "PAYLOAD" 749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt}; 75e7b0ec9ae79d4ec4aba402b9124fde55d914da92Keith Whitwell#endif 769f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 779f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 789f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/*********************************************************************** 799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Source regs 809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register src_reg(GLuint file, GLuint idx) 839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 849f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register reg; 859f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.File = file; 869f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.Index = idx; 879f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.Swizzle = SWIZZLE_NOOP; 889f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.RelAddr = 0; 897db7ff878d3e5a6b345228e6eaee4797bb68b360Brian Paul reg.Negate = NEGATE_NONE; 909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.Abs = 0; 91b10bb527eaf39378da25dd4ad21b1c68ceaa1e2dEric Anholt reg.HasIndex2 = 0; 92e7843363a5cb1a7e6c206e2bc79f03bd58312820Vinson Lee reg.RelAddr2 = 0; 93e7843363a5cb1a7e6c206e2bc79f03bd58312820Vinson Lee reg.Index2 = 0; 949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return reg; 959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register src_reg_from_dst(struct prog_dst_register dst) 989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return src_reg(dst.File, dst.Index); 1009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register src_undef( void ) 1039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return src_reg(PROGRAM_UNDEFINED, 0); 1059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic GLboolean src_is_undef(struct prog_src_register src) 1089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return src.File == PROGRAM_UNDEFINED; 1109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register src_swizzle( struct prog_src_register reg, int x, int y, int z, int w ) 1139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.Swizzle = MAKE_SWIZZLE4(x,y,z,w); 1159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return reg; 1169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register src_swizzle1( struct prog_src_register reg, int x ) 1199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return src_swizzle(reg, x, x, x, x); 1219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 123c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paulstatic struct prog_src_register src_swizzle4( struct prog_src_register reg, uint swizzle ) 124c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul{ 125c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul reg.Swizzle = swizzle; 126c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul return reg; 127c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul} 128c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul 1299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/*********************************************************************** 1319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Dest regs 1329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 1339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_dst_register dst_reg(GLuint file, GLuint idx) 1359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register reg; 1379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.File = file; 1389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.Index = idx; 1399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.WriteMask = WRITEMASK_XYZW; 14095fa98d61a857448e690a0671b2e1e1d2873f0ecBrian Paul reg.RelAddr = 0; 14120f49252e1fe2e72bb620c26292f33d5315452a1Brian Paul reg.CondMask = COND_TR; 1429f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.CondSwizzle = 0; 1439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.CondSrc = 0; 1449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return reg; 1459f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1469f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1479f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_dst_register dst_mask( struct prog_dst_register reg, int mask ) 1489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt reg.WriteMask &= mask; 1509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return reg; 1519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_dst_register dst_undef( void ) 1549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return dst_reg(PROGRAM_UNDEFINED, 0); 1569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1599f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_dst_register get_temp( struct brw_wm_compile *c ) 1619f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1623105bc1d885ea8ce083d2be85cbeac46d4d873a1Andrzej Trznadel int bit = _mesa_ffs( ~c->fp_temp ); 1639f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (!bit) { 165298be2b028263b2c343a707662c6fbfa18293cb2Kristian Høgsberg printf("%s: out of temporaries\n", __FILE__); 1669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt exit(1); 1679f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1689f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1699f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->fp_temp |= 1<<(bit-1); 1709f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return dst_reg(PROGRAM_TEMPORARY, FIRST_INTERNAL_TEMP+(bit-1)); 1719f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1729f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void release_temp( struct brw_wm_compile *c, struct prog_dst_register temp ) 1759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1763105bc1d885ea8ce083d2be85cbeac46d4d873a1Andrzej Trznadel c->fp_temp &= ~(1 << (temp.Index - FIRST_INTERNAL_TEMP)); 1779f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1789f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/*********************************************************************** 1819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Instructions 1829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 1839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1849f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_instruction *get_fp_inst(struct brw_wm_compile *c) 1859f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 186cb132406ded760a622513cd1ab86bf83bb945671Eric Anholt assert(c->nr_fp_insns < BRW_WM_MAX_INSN); 187c5413839b3e99c7b162f1260142f3c175502b0ceEric Anholt memset(&c->prog_instructions[c->nr_fp_insns], 0, 188c5413839b3e99c7b162f1260142f3c175502b0ceEric Anholt sizeof(*c->prog_instructions)); 1899f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return &c->prog_instructions[c->nr_fp_insns++]; 1909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1919f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1929f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_instruction *emit_insn(struct brw_wm_compile *c, 1939f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst0) 1949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_instruction *inst = get_fp_inst(c); 1969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt *inst = *inst0; 1979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return inst; 1989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 1999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 200a79186e29efebed04c927d024b013435e7ff5725Brian Paulstatic struct prog_instruction * emit_tex_op(struct brw_wm_compile *c, 2019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint op, 2029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register dest, 2039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint saturate, 2049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint tex_src_unit, 2059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint tex_src_target, 206e0d907308150b4863cc4f24543e70e14207e966aBrian Paul GLuint tex_shadow, 2079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register src0, 2089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register src1, 2099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register src2 ) 2109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 2119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_instruction *inst = get_fp_inst(c); 2129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 21334da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul assert(tex_src_unit < BRW_MAX_TEX_UNIT || 21434da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul tex_src_unit == TEX_UNIT_NONE); 21534da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul assert(tex_src_target < NUM_TEXTURE_TARGETS || 21634da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul tex_src_target == TEX_TARGET_NONE); 21734da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul 21834da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul /* update mask of which texture units are referenced by this program */ 21934da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul if (tex_src_unit != TEX_UNIT_NONE) 22034da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul c->fp->tex_units_used |= (1 << tex_src_unit); 221b7d2023cf99319c71a929c35478dff07d35df392Brian Paul 2229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt memset(inst, 0, sizeof(*inst)); 2239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->Opcode = op; 2259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->DstReg = dest; 2269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->SaturateMode = saturate; 2279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->TexSrcUnit = tex_src_unit; 2289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->TexSrcTarget = tex_src_target; 229e0d907308150b4863cc4f24543e70e14207e966aBrian Paul inst->TexShadow = tex_shadow; 2309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->SrcReg[0] = src0; 2319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->SrcReg[1] = src1; 2329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt inst->SrcReg[2] = src2; 2339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return inst; 2349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 2359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 237a79186e29efebed04c927d024b013435e7ff5725Brian Paulstatic struct prog_instruction * emit_op(struct brw_wm_compile *c, 238a79186e29efebed04c927d024b013435e7ff5725Brian Paul GLuint op, 239a79186e29efebed04c927d024b013435e7ff5725Brian Paul struct prog_dst_register dest, 240a79186e29efebed04c927d024b013435e7ff5725Brian Paul GLuint saturate, 241a79186e29efebed04c927d024b013435e7ff5725Brian Paul struct prog_src_register src0, 242a79186e29efebed04c927d024b013435e7ff5725Brian Paul struct prog_src_register src1, 243a79186e29efebed04c927d024b013435e7ff5725Brian Paul struct prog_src_register src2 ) 244a79186e29efebed04c927d024b013435e7ff5725Brian Paul{ 245a79186e29efebed04c927d024b013435e7ff5725Brian Paul return emit_tex_op(c, op, dest, saturate, 24634da6024e3097684110cd1fd4da0f25adc415cd6Brian Paul TEX_UNIT_NONE, TEX_TARGET_NONE, 0, /* unit, tgt, shadow */ 247a79186e29efebed04c927d024b013435e7ff5725Brian Paul src0, src1, src2); 248a79186e29efebed04c927d024b013435e7ff5725Brian Paul} 249a79186e29efebed04c927d024b013435e7ff5725Brian Paul 2509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 251536476f2432168fb15ac06b52c953a594ad851adEric Anholt/* Many Mesa opcodes produce the same value across all the result channels. 252536476f2432168fb15ac06b52c953a594ad851adEric Anholt * We'd rather not have to support that splatting in the opcode implementations, 253536476f2432168fb15ac06b52c953a594ad851adEric Anholt * and brw_wm_pass*.c wants to optimize them out by shuffling references around 254536476f2432168fb15ac06b52c953a594ad851adEric Anholt * anyway. We can easily get both by emitting the opcode to one channel, and 255536476f2432168fb15ac06b52c953a594ad851adEric Anholt * then MOVing it to the others, which brw_wm_pass*.c already understands. 256536476f2432168fb15ac06b52c953a594ad851adEric Anholt */ 257536476f2432168fb15ac06b52c953a594ad851adEric Anholtstatic struct prog_instruction *emit_scalar_insn(struct brw_wm_compile *c, 258536476f2432168fb15ac06b52c953a594ad851adEric Anholt const struct prog_instruction *inst0) 259536476f2432168fb15ac06b52c953a594ad851adEric Anholt{ 260536476f2432168fb15ac06b52c953a594ad851adEric Anholt struct prog_instruction *inst; 261536476f2432168fb15ac06b52c953a594ad851adEric Anholt unsigned int dst_chan; 262536476f2432168fb15ac06b52c953a594ad851adEric Anholt unsigned int other_channel_mask; 263536476f2432168fb15ac06b52c953a594ad851adEric Anholt 264536476f2432168fb15ac06b52c953a594ad851adEric Anholt if (inst0->DstReg.WriteMask == 0) 265536476f2432168fb15ac06b52c953a594ad851adEric Anholt return NULL; 266536476f2432168fb15ac06b52c953a594ad851adEric Anholt 267536476f2432168fb15ac06b52c953a594ad851adEric Anholt dst_chan = _mesa_ffs(inst0->DstReg.WriteMask) - 1; 268536476f2432168fb15ac06b52c953a594ad851adEric Anholt inst = get_fp_inst(c); 269536476f2432168fb15ac06b52c953a594ad851adEric Anholt *inst = *inst0; 270536476f2432168fb15ac06b52c953a594ad851adEric Anholt inst->DstReg.WriteMask = 1 << dst_chan; 271536476f2432168fb15ac06b52c953a594ad851adEric Anholt 272536476f2432168fb15ac06b52c953a594ad851adEric Anholt other_channel_mask = inst0->DstReg.WriteMask & ~(1 << dst_chan); 273536476f2432168fb15ac06b52c953a594ad851adEric Anholt if (other_channel_mask != 0) { 274536476f2432168fb15ac06b52c953a594ad851adEric Anholt inst = emit_op(c, 275536476f2432168fb15ac06b52c953a594ad851adEric Anholt OPCODE_MOV, 276536476f2432168fb15ac06b52c953a594ad851adEric Anholt dst_mask(inst0->DstReg, other_channel_mask), 277536476f2432168fb15ac06b52c953a594ad851adEric Anholt 0, 278536476f2432168fb15ac06b52c953a594ad851adEric Anholt src_swizzle1(src_reg_from_dst(inst0->DstReg), dst_chan), 279536476f2432168fb15ac06b52c953a594ad851adEric Anholt src_undef(), 280536476f2432168fb15ac06b52c953a594ad851adEric Anholt src_undef()); 281536476f2432168fb15ac06b52c953a594ad851adEric Anholt } 282536476f2432168fb15ac06b52c953a594ad851adEric Anholt return inst; 283536476f2432168fb15ac06b52c953a594ad851adEric Anholt} 284536476f2432168fb15ac06b52c953a594ad851adEric Anholt 2859f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2869f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/*********************************************************************** 2879f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Special instructions for interpolation and other tasks 2889f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 2899f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register get_pixel_xy( struct brw_wm_compile *c ) 2919f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 2929f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (src_is_undef(c->pixel_xy)) { 2939f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register pixel_xy = get_temp(c); 2949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register payload_r0_depth = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH); 2959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Emit the out calculations, and hold onto the results. Use 2989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * two instructions as a temporary is required. 2999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 3009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* pixel_xy.xy = PIXELXY payload[0]; 3019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 3029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 3039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WM_PIXELXY, 3049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(pixel_xy, WRITEMASK_XY), 305a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 3069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt payload_r0_depth, 3079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef(), 3089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 3099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->pixel_xy = src_reg_from_dst(pixel_xy); 3119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 3129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return c->pixel_xy; 3149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 3159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register get_delta_xy( struct brw_wm_compile *c ) 3179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 3189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (src_is_undef(c->delta_xy)) { 3199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register delta_xy = get_temp(c); 3209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register pixel_xy = get_pixel_xy(c); 3219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register payload_r0_depth = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH); 3229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* deltas.xy = DELTAXY pixel_xy, payload[0] 3249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 3259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 3269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WM_DELTAXY, 3279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(delta_xy, WRITEMASK_XY), 328a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 3299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt pixel_xy, 3309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt payload_r0_depth, 3319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 3329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->delta_xy = src_reg_from_dst(delta_xy); 3349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 3359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return c->delta_xy; 3379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 3389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register get_pixel_w( struct brw_wm_compile *c ) 3409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 341ad35528944960f1619e0a9491164c848b333e6cfEric Anholt /* This is called for producing 1/w in pre-gen6 interp. for gen6, 342ad35528944960f1619e0a9491164c848b333e6cfEric Anholt * the interp opcodes don't use this argument. But to keep the 343ad35528944960f1619e0a9491164c848b333e6cfEric Anholt * nr_args = 3 expectations of pinterp happy, just stuff delta_xy 344ad35528944960f1619e0a9491164c848b333e6cfEric Anholt * into the slot. 345a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt */ 346a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt if (c->func.brw->intel.gen >= 6) 347ad35528944960f1619e0a9491164c848b333e6cfEric Anholt return c->delta_xy; 348a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt 349f1dba030564e66ca52f4ed44172681e7d2e90ad2Eric Anholt if (src_is_undef(c->pixel_w)) { 3509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register pixel_w = get_temp(c); 3519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register deltas = get_delta_xy(c); 3529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register interp_wpos = src_reg(PROGRAM_PAYLOAD, FRAG_ATTRIB_WPOS); 3539b78d9f65178648b1888f98153a2f738a281cb84Brian Paul 3549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* deltas.xyw = DELTAS2 deltas.xy, payload.interp_wpos.x 3559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 3569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 3579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WM_PIXELW, 3589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(pixel_w, WRITEMASK_W), 359a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 3609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt interp_wpos, 3619f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt deltas, 3629f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 3639f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->pixel_w = src_reg_from_dst(pixel_w); 3669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 3679f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3689f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return c->pixel_w; 3699f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 3709f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3719f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void emit_interp( struct brw_wm_compile *c, 3729f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint idx ) 3739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 3749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register dst = dst_reg(PROGRAM_INPUT, idx); 3759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register interp = src_reg(PROGRAM_PAYLOAD, idx); 376a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt struct prog_src_register deltas; 377a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt 378ad35528944960f1619e0a9491164c848b333e6cfEric Anholt deltas = get_delta_xy(c); 379b013f945d8514ed827183a4cbfbc4dccc100704fEric Anholt 3809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Need to use PINTERP on attributes which have been 3819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * multiplied by 1/W in the SF program, and LINTERP on those 3829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * which have not: 3839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 3849f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt switch (idx) { 3859f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case FRAG_ATTRIB_WPOS: 3869f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Have to treat wpos.xy specially: 3879f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 3889f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 3899f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WM_WPOSXY, 3909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(dst, WRITEMASK_XY), 391a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 3929f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt get_pixel_xy(c), 3939f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef(), 3949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 3959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst = dst_mask(dst, WRITEMASK_ZW); 3979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 3989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* PROGRAM_INPUT.attr.xyzw = INTERP payload.interp[attr].x, deltas.xyw 3999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 4009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 4019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WM_LINTERP, 4029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst, 403a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 4049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt interp, 4059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt deltas, 406b013f945d8514ed827183a4cbfbc4dccc100704fEric Anholt src_undef()); 4079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 4089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case FRAG_ATTRIB_COL0: 4099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case FRAG_ATTRIB_COL1: 4109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (c->key.flat_shade) { 4119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 4129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WM_CINTERP, 4139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst, 414a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 4159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt interp, 4169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef(), 4179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 4189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 4199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt else { 42018af7c384cf663533f210d95d074c244d4214f29Brian Paul if (c->key.linear_color) { 42118af7c384cf663533f210d95d074c244d4214f29Brian Paul emit_op(c, 42218af7c384cf663533f210d95d074c244d4214f29Brian Paul WM_LINTERP, 42318af7c384cf663533f210d95d074c244d4214f29Brian Paul dst, 42418af7c384cf663533f210d95d074c244d4214f29Brian Paul 0, 42518af7c384cf663533f210d95d074c244d4214f29Brian Paul interp, 42618af7c384cf663533f210d95d074c244d4214f29Brian Paul deltas, 42718af7c384cf663533f210d95d074c244d4214f29Brian Paul src_undef()); 42818af7c384cf663533f210d95d074c244d4214f29Brian Paul } 42918af7c384cf663533f210d95d074c244d4214f29Brian Paul else { 43018af7c384cf663533f210d95d074c244d4214f29Brian Paul /* perspective-corrected color interpolation */ 43118af7c384cf663533f210d95d074c244d4214f29Brian Paul emit_op(c, 43218af7c384cf663533f210d95d074c244d4214f29Brian Paul WM_PINTERP, 43318af7c384cf663533f210d95d074c244d4214f29Brian Paul dst, 43418af7c384cf663533f210d95d074c244d4214f29Brian Paul 0, 43518af7c384cf663533f210d95d074c244d4214f29Brian Paul interp, 43618af7c384cf663533f210d95d074c244d4214f29Brian Paul deltas, 43718af7c384cf663533f210d95d074c244d4214f29Brian Paul get_pixel_w(c)); 43818af7c384cf663533f210d95d074c244d4214f29Brian Paul } 4399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 4409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 441411d913ccea362dbd75411266d7abb685214ee93Eric Anholt case FRAG_ATTRIB_FOGC: 442411d913ccea362dbd75411266d7abb685214ee93Eric Anholt /* Interpolate the fog coordinate */ 443411d913ccea362dbd75411266d7abb685214ee93Eric Anholt emit_op(c, 444411d913ccea362dbd75411266d7abb685214ee93Eric Anholt WM_PINTERP, 445411d913ccea362dbd75411266d7abb685214ee93Eric Anholt dst_mask(dst, WRITEMASK_X), 446411d913ccea362dbd75411266d7abb685214ee93Eric Anholt 0, 447411d913ccea362dbd75411266d7abb685214ee93Eric Anholt interp, 448411d913ccea362dbd75411266d7abb685214ee93Eric Anholt deltas, 449411d913ccea362dbd75411266d7abb685214ee93Eric Anholt get_pixel_w(c)); 450411d913ccea362dbd75411266d7abb685214ee93Eric Anholt 4519d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul emit_op(c, 4529d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul OPCODE_MOV, 4539d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul dst_mask(dst, WRITEMASK_YZW), 4549d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul 0, 4559d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul src_swizzle(interp, 4569d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul SWIZZLE_ZERO, 4579d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul SWIZZLE_ZERO, 4589d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul SWIZZLE_ZERO, 4599d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul SWIZZLE_ONE), 4609d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul src_undef(), 4619d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul src_undef()); 4629d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul break; 4639d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul 4649d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul case FRAG_ATTRIB_FACE: 4659d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul emit_op(c, 4669d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul WM_FRONTFACING, 4679d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul dst_mask(dst, WRITEMASK_X), 4689d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul 0, 4699d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul src_undef(), 4709d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul src_undef(), 4719d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul src_undef()); 4729d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul break; 4739d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul 4749d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul case FRAG_ATTRIB_PNTC: 4759d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul /* XXX review/test this case */ 4769d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul emit_op(c, 4779d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul WM_PINTERP, 4789d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul dst_mask(dst, WRITEMASK_XY), 4799d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul 0, 4809d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul interp, 4819d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul deltas, 4829d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul get_pixel_w(c)); 483411d913ccea362dbd75411266d7abb685214ee93Eric Anholt 484411d913ccea362dbd75411266d7abb685214ee93Eric Anholt emit_op(c, 485411d913ccea362dbd75411266d7abb685214ee93Eric Anholt OPCODE_MOV, 486411d913ccea362dbd75411266d7abb685214ee93Eric Anholt dst_mask(dst, WRITEMASK_ZW), 487411d913ccea362dbd75411266d7abb685214ee93Eric Anholt 0, 488411d913ccea362dbd75411266d7abb685214ee93Eric Anholt src_swizzle(interp, 489411d913ccea362dbd75411266d7abb685214ee93Eric Anholt SWIZZLE_ZERO, 490411d913ccea362dbd75411266d7abb685214ee93Eric Anholt SWIZZLE_ZERO, 491411d913ccea362dbd75411266d7abb685214ee93Eric Anholt SWIZZLE_ZERO, 492411d913ccea362dbd75411266d7abb685214ee93Eric Anholt SWIZZLE_ONE), 493411d913ccea362dbd75411266d7abb685214ee93Eric Anholt src_undef(), 494411d913ccea362dbd75411266d7abb685214ee93Eric Anholt src_undef()); 495411d913ccea362dbd75411266d7abb685214ee93Eric Anholt break; 4969d0b8d72d8d704ff4d8e10448b60cbb42f07eecbBrian Paul 4979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt default: 4989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 4999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WM_PINTERP, 5009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst, 501a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 5029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt interp, 5039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt deltas, 5049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt get_pixel_w(c)); 5059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 5069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 5079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->fp_interp_emitted |= 1<<idx; 5099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 5109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/*********************************************************************** 5129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Hacks to extend the program parameter and constant lists. 5139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 5149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/* Add the fog parameters to the parameter list of the original 5169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * program, rather than creating a new list. Doesn't really do any 5179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * harm and it's not as if the parameter handling isn't a big hack 5189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * anyway. 5199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 520064ae479a770bf434958d673baf6f7530f642697Brianstatic struct prog_src_register search_or_add_param5(struct brw_wm_compile *c, 521064ae479a770bf434958d673baf6f7530f642697Brian GLint s0, 522064ae479a770bf434958d673baf6f7530f642697Brian GLint s1, 523064ae479a770bf434958d673baf6f7530f642697Brian GLint s2, 524064ae479a770bf434958d673baf6f7530f642697Brian GLint s3, 525064ae479a770bf434958d673baf6f7530f642697Brian GLint s4) 5269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 5279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct gl_program_parameter_list *paramList = c->fp->program.Base.Parameters; 528064ae479a770bf434958d673baf6f7530f642697Brian gl_state_index tokens[STATE_LENGTH]; 5299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint idx; 5309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tokens[0] = s0; 5319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tokens[1] = s1; 5329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tokens[2] = s2; 5339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tokens[3] = s3; 5349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tokens[4] = s4; 5359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt idx = _mesa_add_state_reference( paramList, tokens ); 5379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return src_reg(PROGRAM_STATE_VAR, idx); 5399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 5409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5419f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5429f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic struct prog_src_register search_or_add_const4f( struct brw_wm_compile *c, 5439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLfloat s0, 5449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLfloat s1, 5459f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLfloat s2, 5469f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLfloat s3) 5479f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 5489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct gl_program_parameter_list *paramList = c->fp->program.Base.Parameters; 5499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLfloat values[4]; 5509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint idx; 551064ae479a770bf434958d673baf6f7530f642697Brian GLuint swizzle; 5525b24d69fcd6359dc959ec465c7e77b4626a27e72Eric Anholt struct prog_src_register reg; 5539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt values[0] = s0; 5559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt values[1] = s1; 5569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt values[2] = s2; 5579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt values[3] = s3; 5589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 559064ae479a770bf434958d673baf6f7530f642697Brian idx = _mesa_add_unnamed_constant( paramList, values, 4, &swizzle ); 5605b24d69fcd6359dc959ec465c7e77b4626a27e72Eric Anholt reg = src_reg(PROGRAM_STATE_VAR, idx); 5615b24d69fcd6359dc959ec465c7e77b4626a27e72Eric Anholt reg.Swizzle = swizzle; 5625b24d69fcd6359dc959ec465c7e77b4626a27e72Eric Anholt 5635b24d69fcd6359dc959ec465c7e77b4626a27e72Eric Anholt return reg; 5649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 5659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5679f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5689f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/*********************************************************************** 5699f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Expand various instructions here to simpler forms. 5709f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 5719f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void precalc_dst( struct brw_wm_compile *c, 5729f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst ) 5739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 5749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register src0 = inst->SrcReg[0]; 5759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register src1 = inst->SrcReg[1]; 5769f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register dst = inst->DstReg; 5779f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5789f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (dst.WriteMask & WRITEMASK_Y) { 5799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* dst.y = mul src0.y, src1.y 5809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 5819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 5829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_MUL, 5839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(dst, WRITEMASK_Y), 584a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->SaturateMode, 5859f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src0, 5869f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src1, 5879f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 5889f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 5899f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (dst.WriteMask & WRITEMASK_XZ) { 591b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt struct prog_instruction *swz; 5929f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint z = GET_SWZ(src0.Swizzle, Z); 5939f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 5949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* dst.xz = swz src0.1zzz 5959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 596b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt swz = emit_op(c, 597b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt OPCODE_SWZ, 598b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt dst_mask(dst, WRITEMASK_XZ), 599a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->SaturateMode, 600b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt src_swizzle(src0, SWIZZLE_ONE, z, z, z), 601b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt src_undef(), 602b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt src_undef()); 603b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt /* Avoid letting negation flag of src0 affect our 1 constant. */ 6047db7ff878d3e5a6b345228e6eaee4797bb68b360Brian Paul swz->SrcReg[0].Negate &= ~NEGATE_X; 6059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 6069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (dst.WriteMask & WRITEMASK_W) { 6079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* dst.w = mov src1.w 6089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 6099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 6109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_MOV, 6119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(dst, WRITEMASK_W), 612a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->SaturateMode, 6139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src1, 6149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef(), 6159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 6169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 6179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 6189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 6199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 6209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void precalc_lit( struct brw_wm_compile *c, 6219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst ) 6229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 6239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register src0 = inst->SrcReg[0]; 6249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register dst = inst->DstReg; 6259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 6269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (dst.WriteMask & WRITEMASK_XW) { 627b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt struct prog_instruction *swz; 628b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt 6299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* dst.xw = swz src0.1111 6309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 631b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt swz = emit_op(c, 632b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt OPCODE_SWZ, 633b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt dst_mask(dst, WRITEMASK_XW), 634a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 635b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt src_swizzle1(src0, SWIZZLE_ONE), 636b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt src_undef(), 637b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt src_undef()); 638b4cbf6983e0e6d6502c1260f60c463841ab74590Eric Anholt /* Avoid letting the negation flag of src0 affect our 1 constant. */ 6397db7ff878d3e5a6b345228e6eaee4797bb68b360Brian Paul swz->SrcReg[0].Negate = NEGATE_NONE; 6409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 6419f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 6429f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (dst.WriteMask & WRITEMASK_YZ) { 6439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 6449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_LIT, 6459f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(dst, WRITEMASK_YZ), 646a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->SaturateMode, 6479f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src0, 6489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef(), 6499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 6509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 6519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 6529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 6539e7903e492ad842481a166484e0474dd4f3100baBrian Paul 6549e7903e492ad842481a166484e0474dd4f3100baBrian Paul/** 6559e7903e492ad842481a166484e0474dd4f3100baBrian Paul * Some TEX instructions require extra code, cube map coordinate 6569e7903e492ad842481a166484e0474dd4f3100baBrian Paul * normalization, or coordinate scaling for RECT textures, etc. 6579e7903e492ad842481a166484e0474dd4f3100baBrian Paul * This function emits those extra instructions and the TEX 6589e7903e492ad842481a166484e0474dd4f3100baBrian Paul * instruction itself. 6599e7903e492ad842481a166484e0474dd4f3100baBrian Paul */ 6609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void precalc_tex( struct brw_wm_compile *c, 6619f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst ) 6629f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 663e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell struct prog_src_register coord; 66403577f8250cc7c8cdbd6ce1e166d9c1315c15280Vinson Lee struct prog_dst_register tmpcoord = { 0 }; 6659e7903e492ad842481a166484e0474dd4f3100baBrian Paul const GLuint unit = c->fp->program.Base.SamplerUnits[inst->TexSrcUnit]; 666e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell 667b7d2023cf99319c71a929c35478dff07d35df392Brian Paul assert(unit < BRW_MAX_TEX_UNIT); 668b7d2023cf99319c71a929c35478dff07d35df392Brian Paul 669175db68db59c6b917306adff98442d590df9af06Xiang, Haihao if (inst->TexSrcTarget == TEXTURE_CUBE_INDEX) { 670175db68db59c6b917306adff98442d590df9af06Xiang, Haihao struct prog_instruction *out; 671175db68db59c6b917306adff98442d590df9af06Xiang, Haihao struct prog_dst_register tmp0 = get_temp(c); 672175db68db59c6b917306adff98442d590df9af06Xiang, Haihao struct prog_src_register tmp0src = src_reg_from_dst(tmp0); 673175db68db59c6b917306adff98442d590df9af06Xiang, Haihao struct prog_dst_register tmp1 = get_temp(c); 674175db68db59c6b917306adff98442d590df9af06Xiang, Haihao struct prog_src_register tmp1src = src_reg_from_dst(tmp1); 675175db68db59c6b917306adff98442d590df9af06Xiang, Haihao struct prog_src_register src0 = inst->SrcReg[0]; 676175db68db59c6b917306adff98442d590df9af06Xiang, Haihao 6779e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* find longest component of coord vector and normalize it */ 678175db68db59c6b917306adff98442d590df9af06Xiang, Haihao tmpcoord = get_temp(c); 679175db68db59c6b917306adff98442d590df9af06Xiang, Haihao coord = src_reg_from_dst(tmpcoord); 680175db68db59c6b917306adff98442d590df9af06Xiang, Haihao 6819e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* tmpcoord = src0 (i.e.: coord = src0) */ 682175db68db59c6b917306adff98442d590df9af06Xiang, Haihao out = emit_op(c, OPCODE_MOV, 683175db68db59c6b917306adff98442d590df9af06Xiang, Haihao tmpcoord, 684a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 685175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src0, 686175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_undef(), 687175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_undef()); 6887db7ff878d3e5a6b345228e6eaee4797bb68b360Brian Paul out->SrcReg[0].Negate = NEGATE_NONE; 689175db68db59c6b917306adff98442d590df9af06Xiang, Haihao out->SrcReg[0].Abs = 1; 690175db68db59c6b917306adff98442d590df9af06Xiang, Haihao 6919e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* tmp0 = MAX(coord.X, coord.Y) */ 692175db68db59c6b917306adff98442d590df9af06Xiang, Haihao emit_op(c, OPCODE_MAX, 693175db68db59c6b917306adff98442d590df9af06Xiang, Haihao tmp0, 694a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 695175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_swizzle1(coord, X), 696175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_swizzle1(coord, Y), 697175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_undef()); 698175db68db59c6b917306adff98442d590df9af06Xiang, Haihao 6999e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* tmp1 = MAX(tmp0, coord.Z) */ 700175db68db59c6b917306adff98442d590df9af06Xiang, Haihao emit_op(c, OPCODE_MAX, 701175db68db59c6b917306adff98442d590df9af06Xiang, Haihao tmp1, 702a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 703175db68db59c6b917306adff98442d590df9af06Xiang, Haihao tmp0src, 704175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_swizzle1(coord, Z), 705175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_undef()); 706175db68db59c6b917306adff98442d590df9af06Xiang, Haihao 7079e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* tmp0 = 1 / tmp1 */ 708175db68db59c6b917306adff98442d590df9af06Xiang, Haihao emit_op(c, OPCODE_RCP, 709d64649a316858a390bafe2aa619be3cf2c98ffdeEric Anholt dst_mask(tmp0, WRITEMASK_X), 710a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 711175db68db59c6b917306adff98442d590df9af06Xiang, Haihao tmp1src, 712175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_undef(), 713175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_undef()); 714175db68db59c6b917306adff98442d590df9af06Xiang, Haihao 7159e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* tmpCoord = src0 * tmp0 */ 716175db68db59c6b917306adff98442d590df9af06Xiang, Haihao emit_op(c, OPCODE_MUL, 717175db68db59c6b917306adff98442d590df9af06Xiang, Haihao tmpcoord, 718a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 719175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src0, 720d64649a316858a390bafe2aa619be3cf2c98ffdeEric Anholt src_swizzle1(tmp0src, SWIZZLE_X), 721175db68db59c6b917306adff98442d590df9af06Xiang, Haihao src_undef()); 722175db68db59c6b917306adff98442d590df9af06Xiang, Haihao 723175db68db59c6b917306adff98442d590df9af06Xiang, Haihao release_temp(c, tmp0); 724175db68db59c6b917306adff98442d590df9af06Xiang, Haihao release_temp(c, tmp1); 7259e7903e492ad842481a166484e0474dd4f3100baBrian Paul } 7269e7903e492ad842481a166484e0474dd4f3100baBrian Paul else if (inst->TexSrcTarget == TEXTURE_RECT_INDEX) { 727e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell struct prog_src_register scale = 728064ae479a770bf434958d673baf6f7530f642697Brian search_or_add_param5( c, 729e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell STATE_INTERNAL, 730e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell STATE_TEXRECT_SCALE, 731a3024caff1c790cf9f24476926aa62198f1e7b53Xiang, Haihao unit, 732064ae479a770bf434958d673baf6f7530f642697Brian 0,0 ); 733e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell 734e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell tmpcoord = get_temp(c); 735e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell 736e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell /* coord.xy = MUL inst->SrcReg[0], { 1/width, 1/height } 737e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell */ 738e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell emit_op(c, 739e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell OPCODE_MUL, 740e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell tmpcoord, 741a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 742e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell inst->SrcReg[0], 743191e028de20b2f954621b652aa77b06d0e93652aEric Anholt src_swizzle(scale, 744191e028de20b2f954621b652aa77b06d0e93652aEric Anholt SWIZZLE_X, 745191e028de20b2f954621b652aa77b06d0e93652aEric Anholt SWIZZLE_Y, 746191e028de20b2f954621b652aa77b06d0e93652aEric Anholt SWIZZLE_ONE, 747191e028de20b2f954621b652aa77b06d0e93652aEric Anholt SWIZZLE_ONE), 748e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell src_undef()); 749e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell 750e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell coord = src_reg_from_dst(tmpcoord); 751e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell } 752e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell else { 753e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell coord = inst->SrcReg[0]; 754e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell } 755e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell 7569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Need to emit YUV texture conversions by hand. Probably need to 7579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * do this here - the alternative is in brw_wm_emit.c, but the 7589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * conversion requires allocating a temporary variable which we 7599f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * don't have the facility to do that late in the compilation. 7609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 7619e7903e492ad842481a166484e0474dd4f3100baBrian Paul if (c->key.yuvtex_mask & (1 << unit)) { 7629e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* convert ycbcr to RGBA */ 7639e7903e492ad842481a166484e0474dd4f3100baBrian Paul GLboolean swap_uv = c->key.yuvtex_swap_mask & (1<<unit); 7647676980d38cff417015bca8d23549d567d74228bZou Nan hai 7659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* 7669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt CONST C0 = { -.5, -.0625, -.5, 1.164 } 7679f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt CONST C1 = { 1.596, -0.813, 2.018, -.391 } 7689f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt UYV = TEX ... 7699f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt UYV.xyz = ADD UYV, C0 7709f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt UYV.y = MUL UYV.y, C0.w 7717676980d38cff417015bca8d23549d567d74228bZou Nan hai if (UV swaped) 7727676980d38cff417015bca8d23549d567d74228bZou Nan hai RGB.xyz = MAD UYV.zzx, C1, UYV.y 7737676980d38cff417015bca8d23549d567d74228bZou Nan hai else 7747676980d38cff417015bca8d23549d567d74228bZou Nan hai RGB.xyz = MAD UYV.xxz, C1, UYV.y 7759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt RGB.y = MAD UYV.z, C1.w, RGB.y 7769f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 7779f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register dst = inst->DstReg; 7789f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register tmp = get_temp(c); 7799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register tmpsrc = src_reg_from_dst(tmp); 7809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register C0 = search_or_add_const4f( c, -.5, -.0625, -.5, 1.164 ); 7819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register C1 = search_or_add_const4f( c, 1.596, -0.813, 2.018, -.391 ); 7829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 7839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* tmp = TEX ... 7849f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 785a79186e29efebed04c927d024b013435e7ff5725Brian Paul emit_tex_op(c, 786a79186e29efebed04c927d024b013435e7ff5725Brian Paul OPCODE_TEX, 787a79186e29efebed04c927d024b013435e7ff5725Brian Paul tmp, 788a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->SaturateMode, 789a79186e29efebed04c927d024b013435e7ff5725Brian Paul unit, 790a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->TexSrcTarget, 791e0d907308150b4863cc4f24543e70e14207e966aBrian Paul inst->TexShadow, 792a79186e29efebed04c927d024b013435e7ff5725Brian Paul coord, 793a79186e29efebed04c927d024b013435e7ff5725Brian Paul src_undef(), 794a79186e29efebed04c927d024b013435e7ff5725Brian Paul src_undef()); 7959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 7969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* tmp.xyz = ADD TMP, C0 7979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 7989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 7999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_ADD, 8009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(tmp, WRITEMASK_XYZ), 801a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 8029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tmpsrc, 8039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt C0, 8049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 8059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 8069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* YUV.y = MUL YUV.y, C0.w 8079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 8087676980d38cff417015bca8d23549d567d74228bZou Nan hai 8099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 8109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_MUL, 8119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(tmp, WRITEMASK_Y), 812a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 8139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tmpsrc, 8149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_swizzle1(C0, W), 8159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 8169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 8177676980d38cff417015bca8d23549d567d74228bZou Nan hai /* 8187676980d38cff417015bca8d23549d567d74228bZou Nan hai * if (UV swaped) 8197676980d38cff417015bca8d23549d567d74228bZou Nan hai * RGB.xyz = MAD YUV.zzx, C1, YUV.y 8207676980d38cff417015bca8d23549d567d74228bZou Nan hai * else 8217676980d38cff417015bca8d23549d567d74228bZou Nan hai * RGB.xyz = MAD YUV.xxz, C1, YUV.y 8229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 8237676980d38cff417015bca8d23549d567d74228bZou Nan hai 8249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 8259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_MAD, 8269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(dst, WRITEMASK_XYZ), 827a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 8287676980d38cff417015bca8d23549d567d74228bZou Nan hai swap_uv?src_swizzle(tmpsrc, Z,Z,X,X):src_swizzle(tmpsrc, X,X,Z,Z), 8299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt C1, 8309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_swizzle1(tmpsrc, Y)); 8319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 8329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* RGB.y = MAD YUV.z, C1.w, RGB.y 8339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 8349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 8359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_MAD, 8369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(dst, WRITEMASK_Y), 837a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 8389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_swizzle1(tmpsrc, Z), 8399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_swizzle1(C1, W), 8409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_swizzle1(src_reg_from_dst(dst), Y)); 841e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell 842e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell release_temp(c, tmp); 8439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 8449e7903e492ad842481a166484e0474dd4f3100baBrian Paul else { 8459e7903e492ad842481a166484e0474dd4f3100baBrian Paul /* ordinary RGBA tex instruction */ 846a79186e29efebed04c927d024b013435e7ff5725Brian Paul emit_tex_op(c, 847a79186e29efebed04c927d024b013435e7ff5725Brian Paul OPCODE_TEX, 848a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->DstReg, 849a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->SaturateMode, 850a79186e29efebed04c927d024b013435e7ff5725Brian Paul unit, 851a79186e29efebed04c927d024b013435e7ff5725Brian Paul inst->TexSrcTarget, 852e0d907308150b4863cc4f24543e70e14207e966aBrian Paul inst->TexShadow, 853a79186e29efebed04c927d024b013435e7ff5725Brian Paul coord, 854a79186e29efebed04c927d024b013435e7ff5725Brian Paul src_undef(), 855a79186e29efebed04c927d024b013435e7ff5725Brian Paul src_undef()); 8569e7903e492ad842481a166484e0474dd4f3100baBrian Paul } 857e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell 858c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul /* For GL_EXT_texture_swizzle: */ 859c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul if (c->key.tex_swizzles[unit] != SWIZZLE_NOOP) { 860c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul /* swizzle the result of the TEX instruction */ 861c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul struct prog_src_register tmpsrc = src_reg_from_dst(inst->DstReg); 8623dcc48e6882385f58ec9b19a3a7d5307ef9fc976Brian Paul emit_op(c, OPCODE_SWZ, 863c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul inst->DstReg, 864c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul SATURATE_OFF, /* saturate already done above */ 865c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul src_swizzle4(tmpsrc, c->key.tex_swizzles[unit]), 866c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul src_undef(), 867c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul src_undef()); 868c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul } 869c0d3b7679aa90e1a0dca2db152205efaec088b90Brian Paul 87028c28f72fd9ed192467a3cf913b344951d0bc805Roland Scheidegger if ((inst->TexSrcTarget == TEXTURE_RECT_INDEX) || 87128c28f72fd9ed192467a3cf913b344951d0bc805Roland Scheidegger (inst->TexSrcTarget == TEXTURE_CUBE_INDEX)) 872e38114a5e4492684333251eb22bc60ee1038de55Keith Whitwell release_temp(c, tmpcoord); 8739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 8749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 8759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 8766b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul/** 8776b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul * Check if the given TXP instruction really needs the divide-by-W step. 8786b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul */ 8799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic GLboolean projtex( struct brw_wm_compile *c, 8809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst ) 8819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 8826b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul const struct prog_src_register src = inst->SrcReg[0]; 8836b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul GLboolean retVal; 8846b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul 8856b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul assert(inst->Opcode == OPCODE_TXP); 8869f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 8879f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Only try to detect the simplest cases. Could detect (later) 8889f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * cases where we are trying to emit code like RCP {1.0}, MUL x, 8899f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * {1.0}, and so on. 8909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * 8919f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * More complex cases than this typically only arise from 8929f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * user-provided fragment programs anyway: 8939f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 8949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (inst->TexSrcTarget == TEXTURE_CUBE_INDEX) 8956b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul retVal = GL_FALSE; /* ut2004 gun rendering !?! */ 8969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt else if (src.File == PROGRAM_INPUT && 8979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GET_SWZ(src.Swizzle, W) == W && 8986b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul (c->key.proj_attrib_mask & (1 << src.Index)) == 0) 8996b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul retVal = GL_FALSE; 9009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt else 9016b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul retVal = GL_TRUE; 9026b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul 9036b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul return retVal; 9049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 9059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9076b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul/** 9086b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul * Emit code for TXP. 9096b917d0b1787280f976c2f0d1ead0e5d7587a3e9Brian Paul */ 9109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void precalc_txp( struct brw_wm_compile *c, 9119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst ) 9129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 9139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register src0 = inst->SrcReg[0]; 9149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (projtex(c, inst)) { 9169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_dst_register tmp = get_temp(c); 9179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_instruction tmp_inst; 9189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* tmp0.w = RCP inst.arg[0][3] 9209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 9219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 9229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_RCP, 9239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(tmp, WRITEMASK_W), 924a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 9259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_swizzle1(src0, GET_SWZ(src0.Swizzle, W)), 9269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef(), 9279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 9289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* tmp0.xyz = MUL inst.arg[0], tmp0.wwww 9309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 9319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_op(c, 9329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OPCODE_MUL, 9339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt dst_mask(tmp, WRITEMASK_XYZ), 934a79186e29efebed04c927d024b013435e7ff5725Brian Paul 0, 9359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src0, 9369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_swizzle1(src_reg_from_dst(tmp), W), 9379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt src_undef()); 9389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* dst = precalc(TEX tmp0) 9409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 9419f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tmp_inst = *inst; 9429f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt tmp_inst.SrcReg[0] = src_reg_from_dst(tmp); 9439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt precalc_tex(c, &tmp_inst); 9449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9459f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt release_temp(c, tmp); 9469f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 9479f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt else 9489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt { 9499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* dst = precalc(TEX src0) 9509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 9519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt precalc_tex(c, inst); 9529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 9539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 9549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 957cfa927766ab610a9a76730d337d77008d876ebbdEric Anholtstatic void emit_render_target_writes( struct brw_wm_compile *c ) 9589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 9599f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_src_register payload_r0_depth = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH); 9608d475822e6e19fa79719c856a2db5b6a205db1b9Brian Paul struct prog_src_register outdepth = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_DEPTH); 961f68f94c2bc950405d4c91a1e5582a35ff4b15bdfBrian Paul struct prog_src_register outcolor; 962fcb7cb9e72ecac7c165a3a6ed7a033e2e6793a26Zou Nan hai GLuint i; 963fcb7cb9e72ecac7c165a3a6ed7a033e2e6793a26Zou Nan hai 9643168c6ff1a239d089180be77a5774b566aade1e9Vinson Lee struct prog_instruction *inst, *last_inst = NULL; 965fcb7cb9e72ecac7c165a3a6ed7a033e2e6793a26Zou Nan hai 9668ae7e7749b708fc5a46180d3de2503ba7e2ab1f3Brian Paul /* The inst->Aux field is used for FB write target and the EOT marker */ 967fcb7cb9e72ecac7c165a3a6ed7a033e2e6793a26Zou Nan hai 9689ef33b86855c4d000271774030bd1b19b6d79687Brian Paul if (c->key.nr_color_regions > 1) { 9699ef33b86855c4d000271774030bd1b19b6d79687Brian Paul for (i = 0 ; i < c->key.nr_color_regions; i++) { 9709b78d9f65178648b1888f98153a2f738a281cb84Brian Paul outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_DATA0 + i); 971a0959bcee5df4272db40a56c468f8c7cc299d5efBrian Paul last_inst = inst = emit_op(c, WM_FB_WRITE, dst_mask(dst_undef(), 0), 972a0959bcee5df4272db40a56c468f8c7cc299d5efBrian Paul 0, outcolor, payload_r0_depth, outdepth); 973a8d233e509a2c1aada7cd4e83b126ba06cb90565Brian Paul inst->Aux = INST_AUX_TARGET(i); 9749b78d9f65178648b1888f98153a2f738a281cb84Brian Paul if (c->fp_fragcolor_emitted) { 9758d475822e6e19fa79719c856a2db5b6a205db1b9Brian Paul outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_COLOR); 976a0959bcee5df4272db40a56c468f8c7cc299d5efBrian Paul last_inst = inst = emit_op(c, WM_FB_WRITE, dst_mask(dst_undef(), 0), 9779b78d9f65178648b1888f98153a2f738a281cb84Brian Paul 0, outcolor, payload_r0_depth, outdepth); 978a8d233e509a2c1aada7cd4e83b126ba06cb90565Brian Paul inst->Aux = INST_AUX_TARGET(i); 9799b78d9f65178648b1888f98153a2f738a281cb84Brian Paul } 9809b78d9f65178648b1888f98153a2f738a281cb84Brian Paul } 981a8d233e509a2c1aada7cd4e83b126ba06cb90565Brian Paul last_inst->Aux |= INST_AUX_EOT; 982f68f94c2bc950405d4c91a1e5582a35ff4b15bdfBrian Paul } 983f68f94c2bc950405d4c91a1e5582a35ff4b15bdfBrian Paul else { 984f68f94c2bc950405d4c91a1e5582a35ff4b15bdfBrian Paul /* if gl_FragData[0] is written, use it, else use gl_FragColor */ 9855606dfb572bf4b89b4882265924705bacc8c182bIan Romanick if (c->fp->program.Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_DATA0)) 986f68f94c2bc950405d4c91a1e5582a35ff4b15bdfBrian Paul outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_DATA0); 987f68f94c2bc950405d4c91a1e5582a35ff4b15bdfBrian Paul else 9888d475822e6e19fa79719c856a2db5b6a205db1b9Brian Paul outcolor = src_reg(PROGRAM_OUTPUT, FRAG_RESULT_COLOR); 989f68f94c2bc950405d4c91a1e5582a35ff4b15bdfBrian Paul 9909b78d9f65178648b1888f98153a2f738a281cb84Brian Paul inst = emit_op(c, WM_FB_WRITE, dst_mask(dst_undef(),0), 9919b78d9f65178648b1888f98153a2f738a281cb84Brian Paul 0, outcolor, payload_r0_depth, outdepth); 992a8d233e509a2c1aada7cd4e83b126ba06cb90565Brian Paul inst->Aux = INST_AUX_EOT | INST_AUX_TARGET(0); 993fcb7cb9e72ecac7c165a3a6ed7a033e2e6793a26Zou Nan hai } 9949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 9959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 9999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/*********************************************************************** 10009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Emit INTERP instructions ahead of first use of each attrib. 10019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 10029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 10039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void validate_src_regs( struct brw_wm_compile *c, 10049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst ) 10059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 10069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint nr_args = brw_wm_nr_args( inst->Opcode ); 10079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint i; 10089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 10099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt for (i = 0; i < nr_args; i++) { 10109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (inst->SrcReg[i].File == PROGRAM_INPUT) { 10119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint idx = inst->SrcReg[i].Index; 10129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (!(c->fp_interp_emitted & (1<<idx))) { 10139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt emit_interp(c, idx); 10149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 10159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 10169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 10179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 10189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 10197936c614abc165270852bc5e7e316747a9cacdfbZou Nan haistatic void validate_dst_regs( struct brw_wm_compile *c, 10207936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai const struct prog_instruction *inst ) 10217936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai{ 10227936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai if (inst->DstReg.File == PROGRAM_OUTPUT) { 10239b78d9f65178648b1888f98153a2f738a281cb84Brian Paul GLuint idx = inst->DstReg.Index; 10248d475822e6e19fa79719c856a2db5b6a205db1b9Brian Paul if (idx == FRAG_RESULT_COLOR) 10259b78d9f65178648b1888f98153a2f738a281cb84Brian Paul c->fp_fragcolor_emitted = 1; 10267936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai } 10277936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai} 10289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1029cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwellstatic void print_insns( const struct prog_instruction *insn, 1030cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell GLuint nr ) 1031cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell{ 1032cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell GLuint i; 1033cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell for (i = 0; i < nr; i++, insn++) { 1034298be2b028263b2c343a707662c6fbfa18293cb2Kristian Høgsberg printf("%3d: ", i); 1035cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell if (insn->Opcode < MAX_OPCODE) 103672fd0568db0ce5f25a1eee0266ec1e7cb3dafab0Eric Anholt _mesa_fprint_instruction_opt(stdout, insn, 0, PROG_PRINT_DEBUG, NULL); 1037cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell else if (insn->Opcode < MAX_WM_OPCODE) { 1038cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell GLuint idx = insn->Opcode - MAX_OPCODE; 1039cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell 104072fd0568db0ce5f25a1eee0266ec1e7cb3dafab0Eric Anholt _mesa_fprint_alu_instruction(stdout, insn, wm_opcode_strings[idx], 104172fd0568db0ce5f25a1eee0266ec1e7cb3dafab0Eric Anholt 3, PROG_PRINT_DEBUG, NULL); 1042cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell } 1043cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell else 1044298be2b028263b2c343a707662c6fbfa18293cb2Kristian Høgsberg printf("965 Opcode %d\n", insn->Opcode); 1045cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell } 1046cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell} 1047cb54c056a6d46d03bfa0c4927f5ac8843feab8cdKeith Whitwell 10482f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul 10492f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul/** 10502f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul * Initial pass for fragment program code generation. 10512f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul * This function is used by both the GLSL and non-GLSL paths. 10522f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul */ 10539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtvoid brw_wm_pass_fp( struct brw_wm_compile *c ) 10549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1055a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt struct intel_context *intel = &c->func.brw->intel; 10569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct brw_fragment_program *fp = c->fp; 10579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint insn; 10589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1059bb1540835056cdea5db6f55b19c0c87358f14cd1Eric Anholt if (unlikely(INTEL_DEBUG & DEBUG_WM)) { 1060298be2b028263b2c343a707662c6fbfa18293cb2Kristian Høgsberg printf("pre-fp:\n"); 106172fd0568db0ce5f25a1eee0266ec1e7cb3dafab0Eric Anholt _mesa_fprint_program_opt(stdout, &fp->program.Base, PROG_PRINT_DEBUG, 106272fd0568db0ce5f25a1eee0266ec1e7cb3dafab0Eric Anholt GL_TRUE); 1063298be2b028263b2c343a707662c6fbfa18293cb2Kristian Høgsberg printf("\n"); 10649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 10659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 10669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->pixel_xy = src_undef(); 1067a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt if (intel->gen >= 6) { 1068a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt /* The interpolation deltas come in as the perspective pixel 1069a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt * location barycentric params. 1070a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt */ 1071a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt c->delta_xy = src_reg(PROGRAM_PAYLOAD, PAYLOAD_DEPTH); 1072a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt } else { 1073a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt c->delta_xy = src_undef(); 1074a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt } 10759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->pixel_w = src_undef(); 10769f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt c->nr_fp_insns = 0; 1077b2b220e6225fdd673ea7b9fdda00e98423263fc3Brian Paul c->fp->tex_units_used = 0x0; 10789f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 10792f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul /* Emit preamble instructions. This is where special instructions such as 10802f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul * WM_CINTERP, WM_LINTERP, WM_PINTERP and WM_WPOSXY are emitted to 10812f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul * compute shader inputs from varying vars. 10829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 10839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt for (insn = 0; insn < fp->program.Base.NumInstructions; insn++) { 10849f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const struct prog_instruction *inst = &fp->program.Base.Instructions[insn]; 10857936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai validate_src_regs(c, inst); 10867936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai validate_dst_regs(c, inst); 10877936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai } 10882f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul 10892f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul /* Loop over all instructions doing assorted simplifications and 10902f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul * transformations. 10912f78d4a2cd009d8d6a5f470d5738586b7f89f3d9Brian Paul */ 10927936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai for (insn = 0; insn < fp->program.Base.NumInstructions; insn++) { 10937936c614abc165270852bc5e7e316747a9cacdfbZou Nan hai const struct prog_instruction *inst = &fp->program.Base.Instructions[insn]; 10949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct prog_instruction *out; 10959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 10969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Check for INPUT values, emit INTERP instructions where 10979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * necessary: 10989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 10999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 11009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt switch (inst->Opcode) { 11019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_SWZ: 11029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out = emit_insn(c, inst); 11039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out->Opcode = OPCODE_MOV; 11049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 11069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_ABS: 11079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out = emit_insn(c, inst); 11089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out->Opcode = OPCODE_MOV; 11097db7ff878d3e5a6b345228e6eaee4797bb68b360Brian Paul out->SrcReg[0].Negate = NEGATE_NONE; 11109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out->SrcReg[0].Abs = 1; 11119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 11139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_SUB: 11149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out = emit_insn(c, inst); 11159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out->Opcode = OPCODE_ADD; 11167db7ff878d3e5a6b345228e6eaee4797bb68b360Brian Paul out->SrcReg[1].Negate ^= NEGATE_XYZW; 11179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 11199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_SCS: 11209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out = emit_insn(c, inst); 11219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* This should probably be done in the parser. 11229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 11239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out->DstReg.WriteMask &= WRITEMASK_XY; 11249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 11269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_DST: 11279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt precalc_dst(c, inst); 11289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 11309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_LIT: 11319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt precalc_lit(c, inst); 11329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 113328c28f72fd9ed192467a3cf913b344951d0bc805Roland Scheidegger 113428c28f72fd9ed192467a3cf913b344951d0bc805Roland Scheidegger case OPCODE_TEX: 113528c28f72fd9ed192467a3cf913b344951d0bc805Roland Scheidegger precalc_tex(c, inst); 113628c28f72fd9ed192467a3cf913b344951d0bc805Roland Scheidegger break; 113728c28f72fd9ed192467a3cf913b344951d0bc805Roland Scheidegger 11389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_TXP: 11399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt precalc_txp(c, inst); 11409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11419f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1142c20a1736566d301f38cc1271284b1fde9adb2741Xiang, Haihao case OPCODE_TXB: 1143c20a1736566d301f38cc1271284b1fde9adb2741Xiang, Haihao out = emit_insn(c, inst); 1144c20a1736566d301f38cc1271284b1fde9adb2741Xiang, Haihao out->TexSrcUnit = fp->program.Base.SamplerUnits[inst->TexSrcUnit]; 1145b7d2023cf99319c71a929c35478dff07d35df392Brian Paul assert(out->TexSrcUnit < BRW_MAX_TEX_UNIT); 1146c20a1736566d301f38cc1271284b1fde9adb2741Xiang, Haihao break; 1147c20a1736566d301f38cc1271284b1fde9adb2741Xiang, Haihao 11489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_XPD: 11499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out = emit_insn(c, inst); 11509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* This should probably be done in the parser. 11519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 11529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out->DstReg.WriteMask &= WRITEMASK_XYZ; 11539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 11559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_KIL: 11569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out = emit_insn(c, inst); 11579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* This should probably be done in the parser. 11589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 11599f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt out->DstReg.WriteMask = 0; 11609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11619f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_END: 1162cfa927766ab610a9a76730d337d77008d876ebbdEric Anholt emit_render_target_writes(c); 1163d19d0596daf004b56d80f78fa1a329b43c2ebf94Zou Nan hai break; 11649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case OPCODE_PRINT: 11659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt default: 1167536476f2432168fb15ac06b52c953a594ad851adEric Anholt if (brw_wm_is_scalar_result(inst->Opcode)) 1168536476f2432168fb15ac06b52c953a594ad851adEric Anholt emit_scalar_insn(c, inst); 1169536476f2432168fb15ac06b52c953a594ad851adEric Anholt else 1170536476f2432168fb15ac06b52c953a594ad851adEric Anholt emit_insn(c, inst); 11719f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 11729f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 11739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 11749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1175bb1540835056cdea5db6f55b19c0c87358f14cd1Eric Anholt if (unlikely(INTEL_DEBUG & DEBUG_WM)) { 1176298be2b028263b2c343a707662c6fbfa18293cb2Kristian Høgsberg printf("pass_fp:\n"); 11779b78d9f65178648b1888f98153a2f738a281cb84Brian Paul print_insns( c->prog_instructions, c->nr_fp_insns ); 1178298be2b028263b2c343a707662c6fbfa18293cb2Kristian Høgsberg printf("\n"); 11799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 11809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 11819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1182