lp_state_fs.c revision 81862bbbc82341b1271fc4bc7b803d409826aeba
1946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca/************************************************************************** 2946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * 373af91e938eb27b001404f11195fb06ff9b08903José Fonseca * Copyright 2009 VMware, Inc. 4946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 5946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * All Rights Reserved. 6946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * 7946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * Permission is hereby granted, free of charge, to any person obtaining a 8946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * copy of this software and associated documentation files (the 9946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * "Software"), to deal in the Software without restriction, including 10946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * without limitation the rights to use, copy, modify, merge, publish, 11946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * distribute, sub license, and/or sell copies of the Software, and to 12946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * permit persons to whom the Software is furnished to do so, subject to 13946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * the following conditions: 14946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * 15946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * The above copyright notice and this permission notice (including the 16946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * next paragraph) shall be included in all copies or substantial portions 17946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * of the Software. 18946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * 19946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 20946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 22946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 23946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 24946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 25946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca * 27946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca **************************************************************************/ 28946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 295811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca/** 305811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * @file 315811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * Code generate the whole fragment pipeline. 325811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * 335811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * The fragment pipeline consists of the following stages: 344d2dc9da82fcb0464b88c273a606f16d0183a758Brian Paul * - triangle edge in/out testing 354d2dc9da82fcb0464b88c273a606f16d0183a758Brian Paul * - scissor test 365811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * - stipple (TBI) 375811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * - early depth test 385811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * - fragment shader 395811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * - alpha test 40d84b8cb1a8e3ce846de9affe2f72457c6e698872Brian Paul * - depth/stencil test 415811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * - blending 425811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * 43272f399434ad6b33a8444c287c5126987a222864Brian Paul * This file has only the glue to assemble the fragment pipeline. The actual 445811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * plumbing of converting Gallium state into LLVM IR is done elsewhere, in the 455811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * lp_bld_*.[ch] files, and in a complete generic and reusable way. Here we 465811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * muster the LLVM JIT execution engine to create a function that follows an 475811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * established binary interface and that can be called from C directly. 485811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * 495811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * A big source of complexity here is that we often want to run different 505811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * stages with different precisions and data types and precisions. For example, 515811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * the fragment shader needs typically to be done in floats, but the 525811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * depth/stencil test and blending is better done in the type that most closely 535811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * matches the depth/stencil and color buffer respectively. 545811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * 555811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * Since the width of a SIMD vector register stays the same regardless of the 565811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * element type, different types imply different number of elements, so we must 575811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * code generate more instances of the stages with larger types to be able to 585811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * feed/consume the stages with smaller types. 595811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * 605811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * @author Jose Fonseca <jfonseca@vmware.com> 615811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca */ 625811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca 63f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul#include <limits.h> 64946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca#include "pipe/p_defines.h" 6528486880ca3ec39419ccee0cb1a3bedc9ef7117cJosé Fonseca#include "util/u_inlines.h" 66946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca#include "util/u_memory.h" 67f503b3dd9d6522abdabab1e25d0652c9d3079421José Fonseca#include "util/u_pointer.h" 68e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca#include "util/u_format.h" 69abdcdb3db73316c5ebca88bda04b90b6659782e8José Fonseca#include "util/u_dump.h" 7081862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca#include "util/u_string.h" 71a8270c7c29b141025f606c811812304a72e42d2eBrian Paul#include "os/os_time.h" 72946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca#include "pipe/p_shader_tokens.h" 73946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca#include "draw/draw_context.h" 74946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca#include "tgsi/tgsi_dump.h" 75946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca#include "tgsi/tgsi_scan.h" 76946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca#include "tgsi/tgsi_parse.h" 77c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_type.h" 78c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_const.h" 79c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_conv.h" 80c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_intr.h" 81c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_logic.h" 82c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_tgsi.h" 83c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_swizzle.h" 84c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_flow.h" 85c61bf363937f40624a5632745630d4f2b9907082Zack Rusin#include "gallivm/lp_bld_debug.h" 8639a12a73269b3eff46ba66fce03eff73dd5d54fbBrian Paul 8739a12a73269b3eff46ba66fce03eff73dd5d54fbBrian Paul#include "lp_bld_alpha.h" 8839a12a73269b3eff46ba66fce03eff73dd5d54fbBrian Paul#include "lp_bld_blend.h" 8939a12a73269b3eff46ba66fce03eff73dd5d54fbBrian Paul#include "lp_bld_depth.h" 9039a12a73269b3eff46ba66fce03eff73dd5d54fbBrian Paul#include "lp_bld_interp.h" 91e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul#include "lp_context.h" 92524ec6464d5c9d66b58c78c5e68c3bcb6a845f69José Fonseca#include "lp_debug.h" 93e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul#include "lp_perf.h" 94e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul#include "lp_screen.h" 9585999695829823e459e11822b4846ed1db5c055dJosé Fonseca#include "lp_setup.h" 9673af91e938eb27b001404f11195fb06ff9b08903José Fonseca#include "lp_state.h" 978be72bb7646d430e66cb36e09c13c13bee030d53José Fonseca#include "lp_tex_sample.h" 9873af91e938eb27b001404f11195fb06ff9b08903José Fonseca 9973af91e938eb27b001404f11195fb06ff9b08903José Fonseca 100489af2a3ba467e4341cb8504a0e59cf5828864d4Brian Paul#include <llvm-c/Analysis.h> 101489af2a3ba467e4341cb8504a0e59cf5828864d4Brian Paul 102489af2a3ba467e4341cb8504a0e59cf5828864d4Brian Paul 10381862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonsecastatic unsigned fs_no = 0; 10481862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca 10581862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca 1065811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca/** 107227824ac6999a8925b90f093b08a6284d33a7dadBrian Paul * Generate the depth /stencil test code. 1085811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca */ 109e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonsecastatic void 110d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paulgenerate_depth_stencil(LLVMBuilderRef builder, 111d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul const struct lp_fragment_shader_variant_key *key, 112d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul struct lp_type src_type, 113d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul struct lp_build_mask_context *mask, 114521c61ff017ab15b829abbe9a98b179136a36009Brian Paul LLVMValueRef stencil_refs[2], 115d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul LLVMValueRef src, 11622e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul LLVMValueRef dst_ptr, 11786afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li LLVMValueRef facing, 11886afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li LLVMValueRef counter) 119e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca{ 120e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca const struct util_format_description *format_desc; 121b4835ea03d64261da5a892f9590c9977b06920e8José Fonseca struct lp_type dst_type; 122e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca 1239d48a621d2a0e55a76a2cfd0aea3b773e907ed50José Fonseca if (!key->depth.enabled && !key->stencil[0].enabled && !key->stencil[1].enabled) 1249d48a621d2a0e55a76a2cfd0aea3b773e907ed50José Fonseca return; 1259d48a621d2a0e55a76a2cfd0aea3b773e907ed50José Fonseca 126cdbbcdf3bdb114d79cf7b9474436c3d26b135592José Fonseca format_desc = util_format_description(key->zsbuf_format); 127e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca assert(format_desc); 128e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca 1292282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca /* 1302282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca * Depths are expected to be between 0 and 1, even if they are stored in 1312282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca * floats. Setting these bits here will ensure that the lp_build_conv() call 1322282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca * below won't try to unnecessarily clamp the incoming values. 1332282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca */ 1342282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca if(src_type.floating) { 1352282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca src_type.sign = FALSE; 1362282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca src_type.norm = TRUE; 1372282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca } 1382282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca else { 1392282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca assert(!src_type.sign); 1402282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca assert(src_type.norm); 1412282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca } 1422282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca 1435811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca /* Pick the depth type. */ 144e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca dst_type = lp_depth_type(format_desc, src_type.width*src_type.length); 145e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca 1465811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca /* FIXME: Cope with a depth test type with a different bit width. */ 147e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca assert(dst_type.width == src_type.width); 148e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca assert(dst_type.length == src_type.length); 149e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca 150d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul /* Convert fragment Z from float to integer */ 151e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca lp_build_conv(builder, src_type, dst_type, &src, 1, &src, 1); 1522282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca 1532282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca dst_ptr = LLVMBuildBitCast(builder, 1542282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca dst_ptr, 1552282fb7710d386bd10ccdd18f030069fae0a5d55José Fonseca LLVMPointerType(lp_build_vec_type(dst_type), 0), ""); 156d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul lp_build_depth_stencil_test(builder, 157d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul &key->depth, 158d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul key->stencil, 159d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul dst_type, 160d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul format_desc, 161d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul mask, 162d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul stencil_refs, 163d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul src, 16422e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul dst_ptr, 16586afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li facing, 16686afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li counter); 167e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca} 168e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca 169e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca 17098971802798354cdba45c421cc340ec938143e03José Fonseca/** 171ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul * Generate the code to do inside/outside triangle testing for the 172ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul * four pixels in a 2x2 quad. This will set the four elements of the 173ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul * quad mask vector to 0 or ~0. 174ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul * \param i which quad of the quad group to test, in [0,3] 175ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul */ 176ab9438193083b7f9a3180cb9cea45e269131048aBrian Paulstatic void 177ab9438193083b7f9a3180cb9cea45e269131048aBrian Paulgenerate_tri_edge_mask(LLVMBuilderRef builder, 178ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul unsigned i, 179ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef *mask, /* ivec4, out */ 180ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef c0, /* int32 */ 181ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef c1, /* int32 */ 182ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef c2, /* int32 */ 183ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef step0_ptr, /* ivec4 */ 184ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef step1_ptr, /* ivec4 */ 185ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef step2_ptr) /* ivec4 */ 186ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul{ 1874061ca02dd837950201a9ada462f944ae25deeb5Brian Paul#define OPTIMIZE_IN_OUT_TEST 0 1884061ca02dd837950201a9ada462f944ae25deeb5Brian Paul#if OPTIMIZE_IN_OUT_TEST 189f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul struct lp_build_if_state ifctx; 1904061ca02dd837950201a9ada462f944ae25deeb5Brian Paul LLVMValueRef not_draw_all; 1914061ca02dd837950201a9ada462f944ae25deeb5Brian Paul#endif 1924061ca02dd837950201a9ada462f944ae25deeb5Brian Paul struct lp_build_flow_context *flow; 193ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul struct lp_type i32_type; 194a85afb91777ade2a12ba2df8f219a0294a645164Vinson Lee LLVMTypeRef i32vec4_type; 195ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef c0_vec, c1_vec, c2_vec; 196f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul LLVMValueRef in_out_mask; 197ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 198ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul assert(i < 4); 199ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 200ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul /* int32 vector type */ 201ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul memset(&i32_type, 0, sizeof i32_type); 202ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul i32_type.floating = FALSE; /* values are integers */ 203ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul i32_type.sign = TRUE; /* values are signed */ 204ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul i32_type.norm = FALSE; /* values are not normalized */ 205ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul i32_type.width = 32; /* 32-bit int values */ 206ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul i32_type.length = 4; /* 4 elements per vector */ 207ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 208ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul i32vec4_type = lp_build_int32_vec4_type(); 209ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 210f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul /* 211f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul * Use a conditional here to do detailed pixel in/out testing. 2129a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul * We only have to do this if c0 != INT_MIN. 213f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul */ 214f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul flow = lp_build_flow_create(builder); 215f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_flow_scope_begin(flow); 216ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 21746b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul { 218f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul#if OPTIMIZE_IN_OUT_TEST 2199a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul /* not_draw_all = (c0 != INT_MIN) */ 220f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul not_draw_all = LLVMBuildICmp(builder, 22146b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul LLVMIntNE, 22246b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul c0, 22346b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul LLVMConstInt(LLVMInt32Type(), INT_MIN, 0), 224f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul ""); 225ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 226185be3a87a5b38e8821a560c073975c11dcbd3e9Brian Paul in_out_mask = lp_build_const_int_vec(i32_type, ~0); 22746b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul 22846b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul 229f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_flow_scope_declare(flow, &in_out_mask); 230ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 2319a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul /* if (not_draw_all) {... */ 232f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_if(&ifctx, flow, builder, not_draw_all); 233f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul#endif 234f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul { 235f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul LLVMValueRef step0_vec, step1_vec, step2_vec; 236f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul LLVMValueRef m0_vec, m1_vec, m2_vec; 237f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul LLVMValueRef index, m; 238f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul 23946b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul /* c0_vec = {c0, c0, c0, c0} 24046b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul * Note that we emit this code four times but LLVM optimizes away 24146b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul * three instances of it. 24246b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul */ 24346b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul c0_vec = lp_build_broadcast(builder, i32vec4_type, c0); 24446b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul c1_vec = lp_build_broadcast(builder, i32vec4_type, c1); 24546b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul c2_vec = lp_build_broadcast(builder, i32vec4_type, c2); 24646b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul lp_build_name(c0_vec, "edgeconst0vec"); 24746b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul lp_build_name(c1_vec, "edgeconst1vec"); 24846b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul lp_build_name(c2_vec, "edgeconst2vec"); 24946b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul 2509a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul /* load step0vec, step1, step2 vec from memory */ 251f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul index = LLVMConstInt(LLVMInt32Type(), i, 0); 252f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul step0_vec = LLVMBuildLoad(builder, LLVMBuildGEP(builder, step0_ptr, &index, 1, ""), ""); 253f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul step1_vec = LLVMBuildLoad(builder, LLVMBuildGEP(builder, step1_ptr, &index, 1, ""), ""); 254f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul step2_vec = LLVMBuildLoad(builder, LLVMBuildGEP(builder, step2_ptr, &index, 1, ""), ""); 255f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_name(step0_vec, "step0vec"); 256f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_name(step1_vec, "step1vec"); 257f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_name(step2_vec, "step2vec"); 258f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul 2599a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul /* m0_vec = step0_ptr[i] > c0_vec */ 260f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul m0_vec = lp_build_compare(builder, i32_type, PIPE_FUNC_GREATER, step0_vec, c0_vec); 261f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul m1_vec = lp_build_compare(builder, i32_type, PIPE_FUNC_GREATER, step1_vec, c1_vec); 262f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul m2_vec = lp_build_compare(builder, i32_type, PIPE_FUNC_GREATER, step2_vec, c2_vec); 263f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul 2649a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul /* in_out_mask = m0_vec & m1_vec & m2_vec */ 265f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul m = LLVMBuildAnd(builder, m0_vec, m1_vec, ""); 266f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul in_out_mask = LLVMBuildAnd(builder, m, m2_vec, ""); 267f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_name(in_out_mask, "inoutmaskvec"); 268f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul } 269f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul#if OPTIMIZE_IN_OUT_TEST 270f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_endif(&ifctx); 271f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul#endif 2725771f3d483e882d9f5b6c5f3bdb3c39696623b66Brian Paul 27346b5bd6cadd13f47c10aafe9194c90234db91a2aBrian Paul } 274f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_flow_scope_end(flow); 275f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul lp_build_flow_destroy(flow); 2765771f3d483e882d9f5b6c5f3bdb3c39696623b66Brian Paul 2779a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul /* This is the initial alive/dead pixel mask for a quad of four pixels. 2789a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul * It's an int[4] vector with each word set to 0 or ~0. 2799a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul * Words will get cleared when pixels faile the Z test, etc. 2809a10d14a441ca76c5c9ea8986a2eb4b5923a9b9fBrian Paul */ 281f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul *mask = in_out_mask; 282ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul} 283ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 284ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 2854461442849bfdb817334b38567136f7f9dabdf59Brian Paulstatic LLVMValueRef 2864461442849bfdb817334b38567136f7f9dabdf59Brian Paulgenerate_scissor_test(LLVMBuilderRef builder, 2874461442849bfdb817334b38567136f7f9dabdf59Brian Paul LLVMValueRef context_ptr, 2884461442849bfdb817334b38567136f7f9dabdf59Brian Paul const struct lp_build_interp_soa_context *interp, 2894461442849bfdb817334b38567136f7f9dabdf59Brian Paul struct lp_type type) 2904461442849bfdb817334b38567136f7f9dabdf59Brian Paul{ 2914461442849bfdb817334b38567136f7f9dabdf59Brian Paul LLVMTypeRef vec_type = lp_build_vec_type(type); 2924461442849bfdb817334b38567136f7f9dabdf59Brian Paul LLVMValueRef xpos = interp->pos[0], ypos = interp->pos[1]; 2934461442849bfdb817334b38567136f7f9dabdf59Brian Paul LLVMValueRef xmin, ymin, xmax, ymax; 2944461442849bfdb817334b38567136f7f9dabdf59Brian Paul LLVMValueRef m0, m1, m2, m3, m; 2954461442849bfdb817334b38567136f7f9dabdf59Brian Paul 2964461442849bfdb817334b38567136f7f9dabdf59Brian Paul /* xpos, ypos contain the window coords for the four pixels in the quad */ 2974461442849bfdb817334b38567136f7f9dabdf59Brian Paul assert(xpos); 2984461442849bfdb817334b38567136f7f9dabdf59Brian Paul assert(ypos); 2994461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3004461442849bfdb817334b38567136f7f9dabdf59Brian Paul /* get the current scissor bounds, convert to vectors */ 3014461442849bfdb817334b38567136f7f9dabdf59Brian Paul xmin = lp_jit_context_scissor_xmin_value(builder, context_ptr); 3024461442849bfdb817334b38567136f7f9dabdf59Brian Paul xmin = lp_build_broadcast(builder, vec_type, xmin); 3034461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3044461442849bfdb817334b38567136f7f9dabdf59Brian Paul ymin = lp_jit_context_scissor_ymin_value(builder, context_ptr); 3054461442849bfdb817334b38567136f7f9dabdf59Brian Paul ymin = lp_build_broadcast(builder, vec_type, ymin); 3064461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3074461442849bfdb817334b38567136f7f9dabdf59Brian Paul xmax = lp_jit_context_scissor_xmax_value(builder, context_ptr); 3084461442849bfdb817334b38567136f7f9dabdf59Brian Paul xmax = lp_build_broadcast(builder, vec_type, xmax); 3094461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3104461442849bfdb817334b38567136f7f9dabdf59Brian Paul ymax = lp_jit_context_scissor_ymax_value(builder, context_ptr); 3114461442849bfdb817334b38567136f7f9dabdf59Brian Paul ymax = lp_build_broadcast(builder, vec_type, ymax); 3124461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3134461442849bfdb817334b38567136f7f9dabdf59Brian Paul /* compare the fragment's position coordinates against the scissor bounds */ 3144461442849bfdb817334b38567136f7f9dabdf59Brian Paul m0 = lp_build_compare(builder, type, PIPE_FUNC_GEQUAL, xpos, xmin); 3154461442849bfdb817334b38567136f7f9dabdf59Brian Paul m1 = lp_build_compare(builder, type, PIPE_FUNC_GEQUAL, ypos, ymin); 3164461442849bfdb817334b38567136f7f9dabdf59Brian Paul m2 = lp_build_compare(builder, type, PIPE_FUNC_LESS, xpos, xmax); 3174461442849bfdb817334b38567136f7f9dabdf59Brian Paul m3 = lp_build_compare(builder, type, PIPE_FUNC_LESS, ypos, ymax); 3184461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3194461442849bfdb817334b38567136f7f9dabdf59Brian Paul /* AND all the masks together */ 3204461442849bfdb817334b38567136f7f9dabdf59Brian Paul m = LLVMBuildAnd(builder, m0, m1, ""); 3214461442849bfdb817334b38567136f7f9dabdf59Brian Paul m = LLVMBuildAnd(builder, m, m2, ""); 3224461442849bfdb817334b38567136f7f9dabdf59Brian Paul m = LLVMBuildAnd(builder, m, m3, ""); 3234461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3244461442849bfdb817334b38567136f7f9dabdf59Brian Paul lp_build_name(m, "scissormask"); 3254461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3264461442849bfdb817334b38567136f7f9dabdf59Brian Paul return m; 3274461442849bfdb817334b38567136f7f9dabdf59Brian Paul} 3284461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3294461442849bfdb817334b38567136f7f9dabdf59Brian Paul 3302797f2bf57562c95a601a67edca3089641215cc4Brian Paulstatic LLVMValueRef 3312797f2bf57562c95a601a67edca3089641215cc4Brian Paulbuild_int32_vec_const(int value) 3322797f2bf57562c95a601a67edca3089641215cc4Brian Paul{ 3332797f2bf57562c95a601a67edca3089641215cc4Brian Paul struct lp_type i32_type; 3342797f2bf57562c95a601a67edca3089641215cc4Brian Paul 3352797f2bf57562c95a601a67edca3089641215cc4Brian Paul memset(&i32_type, 0, sizeof i32_type); 3362797f2bf57562c95a601a67edca3089641215cc4Brian Paul i32_type.floating = FALSE; /* values are integers */ 3372797f2bf57562c95a601a67edca3089641215cc4Brian Paul i32_type.sign = TRUE; /* values are signed */ 3382797f2bf57562c95a601a67edca3089641215cc4Brian Paul i32_type.norm = FALSE; /* values are not normalized */ 3392797f2bf57562c95a601a67edca3089641215cc4Brian Paul i32_type.width = 32; /* 32-bit int values */ 3402797f2bf57562c95a601a67edca3089641215cc4Brian Paul i32_type.length = 4; /* 4 elements per vector */ 341185be3a87a5b38e8821a560c073975c11dcbd3e9Brian Paul return lp_build_const_int_vec(i32_type, value); 3422797f2bf57562c95a601a67edca3089641215cc4Brian Paul} 3432797f2bf57562c95a601a67edca3089641215cc4Brian Paul 3442797f2bf57562c95a601a67edca3089641215cc4Brian Paul 3452797f2bf57562c95a601a67edca3089641215cc4Brian Paul 346ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul/** 3475811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * Generate the fragment shader, depth/stencil test, and alpha tests. 348ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul * \param i which quad in the tile, in range [0,3] 3492797f2bf57562c95a601a67edca3089641215cc4Brian Paul * \param do_tri_test if 1, do triangle edge in/out testing 35098971802798354cdba45c421cc340ec938143e03José Fonseca */ 35198971802798354cdba45c421cc340ec938143e03José Fonsecastatic void 35298971802798354cdba45c421cc340ec938143e03José Fonsecagenerate_fs(struct llvmpipe_context *lp, 35398971802798354cdba45c421cc340ec938143e03José Fonseca struct lp_fragment_shader *shader, 35498971802798354cdba45c421cc340ec938143e03José Fonseca const struct lp_fragment_shader_variant_key *key, 35598971802798354cdba45c421cc340ec938143e03José Fonseca LLVMBuilderRef builder, 356b4835ea03d64261da5a892f9590c9977b06920e8José Fonseca struct lp_type type, 357635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca LLVMValueRef context_ptr, 35898971802798354cdba45c421cc340ec938143e03José Fonseca unsigned i, 359f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca const struct lp_build_interp_soa_context *interp, 3608be72bb7646d430e66cb36e09c13c13bee030d53José Fonseca struct lp_build_sampler_soa *sampler, 36198971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef *pmask, 362c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell LLVMValueRef (*color)[4], 363ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef depth_ptr, 36422e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul LLVMValueRef facing, 3652797f2bf57562c95a601a67edca3089641215cc4Brian Paul unsigned do_tri_test, 366ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef c0, 367ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef c1, 368ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef c2, 369ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef step0_ptr, 370ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMValueRef step1_ptr, 37186afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li LLVMValueRef step2_ptr, 37286afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li LLVMValueRef counter) 37373af91e938eb27b001404f11195fb06ff9b08903José Fonseca{ 37473af91e938eb27b001404f11195fb06ff9b08903José Fonseca const struct tgsi_token *tokens = shader->base.tokens; 37573af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMTypeRef vec_type; 376635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca LLVMValueRef consts_ptr; 37798971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef outputs[PIPE_MAX_SHADER_OUTPUTS][NUM_CHANNELS]; 378f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca LLVMValueRef z = interp->pos[2]; 379521c61ff017ab15b829abbe9a98b179136a36009Brian Paul LLVMValueRef stencil_refs[2]; 3808e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca struct lp_build_flow_context *flow; 38198971802798354cdba45c421cc340ec938143e03José Fonseca struct lp_build_mask_context mask; 382d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul boolean early_depth_stencil_test; 38398971802798354cdba45c421cc340ec938143e03José Fonseca unsigned attrib; 38498971802798354cdba45c421cc340ec938143e03José Fonseca unsigned chan; 385c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell unsigned cbuf; 38698971802798354cdba45c421cc340ec938143e03José Fonseca 387ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul assert(i < 4); 38898971802798354cdba45c421cc340ec938143e03José Fonseca 389521c61ff017ab15b829abbe9a98b179136a36009Brian Paul stencil_refs[0] = lp_jit_context_stencil_ref_front_value(builder, context_ptr); 390521c61ff017ab15b829abbe9a98b179136a36009Brian Paul stencil_refs[1] = lp_jit_context_stencil_ref_back_value(builder, context_ptr); 39167b82fc395fc9972fc08233044057ab540c7ab59Brian Paul 39298971802798354cdba45c421cc340ec938143e03José Fonseca vec_type = lp_build_vec_type(type); 39398971802798354cdba45c421cc340ec938143e03José Fonseca 394635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca consts_ptr = lp_jit_context_constants(builder, context_ptr); 395635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 3968e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca flow = lp_build_flow_create(builder); 3978e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca 3988e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca memset(outputs, 0, sizeof outputs); 3998e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca 4008e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca lp_build_flow_scope_begin(flow); 4018e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca 4028e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca /* Declare the color and z variables */ 403c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell for(cbuf = 0; cbuf < key->nr_cbufs; cbuf++) { 404c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell for(chan = 0; chan < NUM_CHANNELS; ++chan) { 405c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell color[cbuf][chan] = LLVMGetUndef(vec_type); 406c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell lp_build_flow_scope_declare(flow, &color[cbuf][chan]); 407c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell } 4088e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca } 4096a405b4a21ac1fa45a93da37ce6b95d98d17f0e2José Fonseca lp_build_flow_scope_declare(flow, &z); 4108e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca 411ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul /* do triangle edge testing */ 4122797f2bf57562c95a601a67edca3089641215cc4Brian Paul if (do_tri_test) { 4132797f2bf57562c95a601a67edca3089641215cc4Brian Paul generate_tri_edge_mask(builder, i, pmask, 4142797f2bf57562c95a601a67edca3089641215cc4Brian Paul c0, c1, c2, step0_ptr, step1_ptr, step2_ptr); 4152797f2bf57562c95a601a67edca3089641215cc4Brian Paul } 4162797f2bf57562c95a601a67edca3089641215cc4Brian Paul else { 4172797f2bf57562c95a601a67edca3089641215cc4Brian Paul *pmask = build_int32_vec_const(~0); 4182797f2bf57562c95a601a67edca3089641215cc4Brian Paul } 419ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 4205771f3d483e882d9f5b6c5f3bdb3c39696623b66Brian Paul /* 'mask' will control execution based on quad's pixel alive/killed state */ 4218e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca lp_build_mask_begin(&mask, flow, type, *pmask); 42298971802798354cdba45c421cc340ec938143e03José Fonseca 4234461442849bfdb817334b38567136f7f9dabdf59Brian Paul if (key->scissor) { 4244461442849bfdb817334b38567136f7f9dabdf59Brian Paul LLVMValueRef smask = 4254461442849bfdb817334b38567136f7f9dabdf59Brian Paul generate_scissor_test(builder, context_ptr, interp, type); 4264461442849bfdb817334b38567136f7f9dabdf59Brian Paul lp_build_mask_update(&mask, smask); 4274461442849bfdb817334b38567136f7f9dabdf59Brian Paul } 428ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul 429d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul early_depth_stencil_test = 430d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul (key->depth.enabled || key->stencil[0].enabled) && 431cdbbcdf3bdb114d79cf7b9474436c3d26b135592José Fonseca !key->alpha.enabled && 432cdbbcdf3bdb114d79cf7b9474436c3d26b135592José Fonseca !shader->info.uses_kill && 433cdbbcdf3bdb114d79cf7b9474436c3d26b135592José Fonseca !shader->info.writes_z; 43498971802798354cdba45c421cc340ec938143e03José Fonseca 435d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul if (early_depth_stencil_test) 436d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul generate_depth_stencil(builder, key, 437d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul type, &mask, 43886afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li stencil_refs, z, depth_ptr, facing, counter); 43998971802798354cdba45c421cc340ec938143e03José Fonseca 44098971802798354cdba45c421cc340ec938143e03José Fonseca lp_build_tgsi_soa(builder, tokens, type, &mask, 441f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca consts_ptr, interp->pos, interp->inputs, 442021e0dc78b15fab29e761012860276c2597c8d8fZack Rusin outputs, sampler, &shader->info); 44398971802798354cdba45c421cc340ec938143e03José Fonseca 444f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul /* loop over fragment shader outputs/results */ 44598971802798354cdba45c421cc340ec938143e03José Fonseca for (attrib = 0; attrib < shader->info.num_outputs; ++attrib) { 44698971802798354cdba45c421cc340ec938143e03José Fonseca for(chan = 0; chan < NUM_CHANNELS; ++chan) { 44798971802798354cdba45c421cc340ec938143e03José Fonseca if(outputs[attrib][chan]) { 44885c7ec70ad41c8ada75a4cbace83d16815d3e2c5Zack Rusin LLVMValueRef out = LLVMBuildLoad(builder, outputs[attrib][chan], ""); 44985c7ec70ad41c8ada75a4cbace83d16815d3e2c5Zack Rusin lp_build_name(out, "output%u.%u.%c", i, attrib, "xyzw"[chan]); 45098971802798354cdba45c421cc340ec938143e03José Fonseca 45198971802798354cdba45c421cc340ec938143e03José Fonseca switch (shader->info.output_semantic_name[attrib]) { 45298971802798354cdba45c421cc340ec938143e03José Fonseca case TGSI_SEMANTIC_COLOR: 45398971802798354cdba45c421cc340ec938143e03José Fonseca { 45498971802798354cdba45c421cc340ec938143e03José Fonseca unsigned cbuf = shader->info.output_semantic_index[attrib]; 45598971802798354cdba45c421cc340ec938143e03José Fonseca 45685c7ec70ad41c8ada75a4cbace83d16815d3e2c5Zack Rusin lp_build_name(out, "color%u.%u.%c", i, attrib, "rgba"[chan]); 45798971802798354cdba45c421cc340ec938143e03José Fonseca 45898971802798354cdba45c421cc340ec938143e03José Fonseca /* Alpha test */ 45998971802798354cdba45c421cc340ec938143e03José Fonseca /* XXX: should the alpha reference value be passed separately? */ 460c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell /* XXX: should only test the final assignment to alpha */ 461635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca if(cbuf == 0 && chan == 3) { 46285c7ec70ad41c8ada75a4cbace83d16815d3e2c5Zack Rusin LLVMValueRef alpha = out; 463635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca LLVMValueRef alpha_ref_value; 464635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca alpha_ref_value = lp_jit_context_alpha_ref_value(builder, context_ptr); 465635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca alpha_ref_value = lp_build_broadcast(builder, vec_type, alpha_ref_value); 46698971802798354cdba45c421cc340ec938143e03José Fonseca lp_build_alpha_test(builder, &key->alpha, type, 467635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca &mask, alpha, alpha_ref_value); 468635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca } 46998971802798354cdba45c421cc340ec938143e03José Fonseca 47085c7ec70ad41c8ada75a4cbace83d16815d3e2c5Zack Rusin color[cbuf][chan] = out; 47198971802798354cdba45c421cc340ec938143e03José Fonseca break; 47298971802798354cdba45c421cc340ec938143e03José Fonseca } 47398971802798354cdba45c421cc340ec938143e03José Fonseca 47498971802798354cdba45c421cc340ec938143e03José Fonseca case TGSI_SEMANTIC_POSITION: 47598971802798354cdba45c421cc340ec938143e03José Fonseca if(chan == 2) 47685c7ec70ad41c8ada75a4cbace83d16815d3e2c5Zack Rusin z = out; 47798971802798354cdba45c421cc340ec938143e03José Fonseca break; 47898971802798354cdba45c421cc340ec938143e03José Fonseca } 47998971802798354cdba45c421cc340ec938143e03José Fonseca } 48098971802798354cdba45c421cc340ec938143e03José Fonseca } 48198971802798354cdba45c421cc340ec938143e03José Fonseca } 48298971802798354cdba45c421cc340ec938143e03José Fonseca 483d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul if (!early_depth_stencil_test) 484d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul generate_depth_stencil(builder, key, 485d1c9e598838aeac3c8cb90afee00b2cc683be273Brian Paul type, &mask, 48686afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li stencil_refs, z, depth_ptr, facing, counter); 4876a405b4a21ac1fa45a93da37ce6b95d98d17f0e2José Fonseca 4886a405b4a21ac1fa45a93da37ce6b95d98d17f0e2José Fonseca lp_build_mask_end(&mask); 4896a405b4a21ac1fa45a93da37ce6b95d98d17f0e2José Fonseca 4906a405b4a21ac1fa45a93da37ce6b95d98d17f0e2José Fonseca lp_build_flow_scope_end(flow); 4916a405b4a21ac1fa45a93da37ce6b95d98d17f0e2José Fonseca 4928e6b925d2a963a2d5a403e106d7d25e3dcca0775José Fonseca lp_build_flow_destroy(flow); 49398971802798354cdba45c421cc340ec938143e03José Fonseca 49498971802798354cdba45c421cc340ec938143e03José Fonseca *pmask = mask.value; 49598971802798354cdba45c421cc340ec938143e03José Fonseca 49698971802798354cdba45c421cc340ec938143e03José Fonseca} 49798971802798354cdba45c421cc340ec938143e03José Fonseca 49898971802798354cdba45c421cc340ec938143e03José Fonseca 49998971802798354cdba45c421cc340ec938143e03José Fonseca/** 5005811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * Generate color blending and color output. 501f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul * \param rt the render target index (to index blend, colormask state) 502f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul * \param type the pixel color type 503f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul * \param context_ptr pointer to the runtime JIT context 504f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul * \param mask execution mask (active fragment/pixel mask) 505f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul * \param src colors from the fragment shader 506f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul * \param dst_ptr the destination color buffer pointer 50798971802798354cdba45c421cc340ec938143e03José Fonseca */ 50898971802798354cdba45c421cc340ec938143e03José Fonsecastatic void 50998971802798354cdba45c421cc340ec938143e03José Fonsecagenerate_blend(const struct pipe_blend_state *blend, 510f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul unsigned rt, 51198971802798354cdba45c421cc340ec938143e03José Fonseca LLVMBuilderRef builder, 512b4835ea03d64261da5a892f9590c9977b06920e8José Fonseca struct lp_type type, 513635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca LLVMValueRef context_ptr, 51498971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef mask, 51598971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef *src, 51698971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef dst_ptr) 51798971802798354cdba45c421cc340ec938143e03José Fonseca{ 51898971802798354cdba45c421cc340ec938143e03José Fonseca struct lp_build_context bld; 519c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca struct lp_build_flow_context *flow; 520c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca struct lp_build_mask_context mask_ctx; 52198971802798354cdba45c421cc340ec938143e03José Fonseca LLVMTypeRef vec_type; 522635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca LLVMValueRef const_ptr; 52398971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef con[4]; 52498971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef dst[4]; 52598971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef res[4]; 52698971802798354cdba45c421cc340ec938143e03José Fonseca unsigned chan; 52798971802798354cdba45c421cc340ec938143e03José Fonseca 528c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca lp_build_context_init(&bld, builder, type); 529c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca 530c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca flow = lp_build_flow_create(builder); 531f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul 532f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul /* we'll use this mask context to skip blending if all pixels are dead */ 533c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca lp_build_mask_begin(&mask_ctx, flow, type, mask); 534c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca 53598971802798354cdba45c421cc340ec938143e03José Fonseca vec_type = lp_build_vec_type(type); 53698971802798354cdba45c421cc340ec938143e03José Fonseca 537635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca const_ptr = lp_jit_context_blend_color(builder, context_ptr); 538635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca const_ptr = LLVMBuildBitCast(builder, const_ptr, 539635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca LLVMPointerType(vec_type, 0), ""); 540635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 541f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul /* load constant blend color and colors from the dest color buffer */ 54298971802798354cdba45c421cc340ec938143e03José Fonseca for(chan = 0; chan < 4; ++chan) { 54398971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), chan, 0); 544635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca con[chan] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, const_ptr, &index, 1, ""), ""); 54598971802798354cdba45c421cc340ec938143e03José Fonseca 54698971802798354cdba45c421cc340ec938143e03José Fonseca dst[chan] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, dst_ptr, &index, 1, ""), ""); 54798971802798354cdba45c421cc340ec938143e03José Fonseca 54898971802798354cdba45c421cc340ec938143e03José Fonseca lp_build_name(con[chan], "con.%c", "rgba"[chan]); 54998971802798354cdba45c421cc340ec938143e03José Fonseca lp_build_name(dst[chan], "dst.%c", "rgba"[chan]); 55098971802798354cdba45c421cc340ec938143e03José Fonseca } 55198971802798354cdba45c421cc340ec938143e03José Fonseca 552f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul /* do blend */ 553f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul lp_build_blend_soa(builder, blend, type, rt, src, dst, con, res); 55498971802798354cdba45c421cc340ec938143e03José Fonseca 555f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul /* store results to color buffer */ 55698971802798354cdba45c421cc340ec938143e03José Fonseca for(chan = 0; chan < 4; ++chan) { 557f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul if(blend->rt[rt].colormask & (1 << chan)) { 5584c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), chan, 0); 5594c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca lp_build_name(res[chan], "res.%c", "rgba"[chan]); 5604c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca res[chan] = lp_build_select(&bld, mask, res[chan], dst[chan]); 5614c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca LLVMBuildStore(builder, res[chan], LLVMBuildGEP(builder, dst_ptr, &index, 1, "")); 5624c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca } 56398971802798354cdba45c421cc340ec938143e03José Fonseca } 564c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca 565c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca lp_build_mask_end(&mask_ctx); 566c3c80c5c22f9ce7fabba90daa5d5142e5fb1c012José Fonseca lp_build_flow_destroy(flow); 56798971802798354cdba45c421cc340ec938143e03José Fonseca} 56898971802798354cdba45c421cc340ec938143e03José Fonseca 56998971802798354cdba45c421cc340ec938143e03José Fonseca 5705811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca/** 5715811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * Generate the runtime callable function for the whole fragment pipeline. 572866e6856d39efe9b1ec739587f420a640ad8618eBrian Paul * Note that the function which we generate operates on a block of 16 573866e6856d39efe9b1ec739587f420a640ad8618eBrian Paul * pixels at at time. The block contains 2x2 quads. Each quad contains 574866e6856d39efe9b1ec739587f420a640ad8618eBrian Paul * 2x2 pixels. 5755811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca */ 5763b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paulstatic void 57798971802798354cdba45c421cc340ec938143e03José Fonsecagenerate_fragment(struct llvmpipe_context *lp, 57898971802798354cdba45c421cc340ec938143e03José Fonseca struct lp_fragment_shader *shader, 5792797f2bf57562c95a601a67edca3089641215cc4Brian Paul struct lp_fragment_shader_variant *variant, 5802797f2bf57562c95a601a67edca3089641215cc4Brian Paul unsigned do_tri_test) 58198971802798354cdba45c421cc340ec938143e03José Fonseca{ 58298971802798354cdba45c421cc340ec938143e03José Fonseca struct llvmpipe_screen *screen = llvmpipe_screen(lp->pipe.screen); 5833b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul const struct lp_fragment_shader_variant_key *key = &variant->key; 58481862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca char func_name[256]; 585b4835ea03d64261da5a892f9590c9977b06920e8José Fonseca struct lp_type fs_type; 586b4835ea03d64261da5a892f9590c9977b06920e8José Fonseca struct lp_type blend_type; 58798971802798354cdba45c421cc340ec938143e03José Fonseca LLVMTypeRef fs_elem_type; 58898971802798354cdba45c421cc340ec938143e03José Fonseca LLVMTypeRef fs_int_vec_type; 58998971802798354cdba45c421cc340ec938143e03José Fonseca LLVMTypeRef blend_vec_type; 59086afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li LLVMTypeRef arg_types[16]; 59173af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMTypeRef func_type; 592ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul LLVMTypeRef int32_vec4_type = lp_build_int32_vec4_type(); 593c022e15d1e56ba3a9c6b74eef6556d6063e2e322José Fonseca LLVMValueRef context_ptr; 5947c2dc3faa8e8ba99e29fcc09e7db39fc49d73200José Fonseca LLVMValueRef x; 5957c2dc3faa8e8ba99e29fcc09e7db39fc49d73200José Fonseca LLVMValueRef y; 59673af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMValueRef a0_ptr; 59773af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMValueRef dadx_ptr; 59873af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMValueRef dady_ptr; 599c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell LLVMValueRef color_ptr_ptr; 60039352b34438affc36ce22852bb55359d304a522cJosé Fonseca LLVMValueRef depth_ptr; 60186afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li LLVMValueRef c0, c1, c2, step0_ptr, step1_ptr, step2_ptr, counter = NULL; 60273af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMBasicBlockRef block; 60373af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMBuilderRef builder; 6048be72bb7646d430e66cb36e09c13c13bee030d53José Fonseca struct lp_build_sampler_soa *sampler; 605f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca struct lp_build_interp_soa_context interp; 60698971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef fs_mask[LP_MAX_VECTOR_LENGTH]; 607c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell LLVMValueRef fs_out_color[PIPE_MAX_COLOR_BUFS][NUM_CHANNELS][LP_MAX_VECTOR_LENGTH]; 60898971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef blend_mask; 6093b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul LLVMValueRef function; 61022e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul LLVMValueRef facing; 61198971802798354cdba45c421cc340ec938143e03José Fonseca unsigned num_fs; 61239352b34438affc36ce22852bb55359d304a522cJosé Fonseca unsigned i; 61339352b34438affc36ce22852bb55359d304a522cJosé Fonseca unsigned chan; 614c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell unsigned cbuf; 61573af91e938eb27b001404f11195fb06ff9b08903José Fonseca 6169ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 6175811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca /* TODO: actually pick these based on the fs and color buffer 6185811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * characteristics. */ 6195811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca 620b4835ea03d64261da5a892f9590c9977b06920e8José Fonseca memset(&fs_type, 0, sizeof fs_type); 62198971802798354cdba45c421cc340ec938143e03José Fonseca fs_type.floating = TRUE; /* floating point values */ 62298971802798354cdba45c421cc340ec938143e03José Fonseca fs_type.sign = TRUE; /* values are signed */ 62398971802798354cdba45c421cc340ec938143e03José Fonseca fs_type.norm = FALSE; /* values are not limited to [0,1] or [-1,1] */ 62498971802798354cdba45c421cc340ec938143e03José Fonseca fs_type.width = 32; /* 32-bit float */ 625866e6856d39efe9b1ec739587f420a640ad8618eBrian Paul fs_type.length = 4; /* 4 elements per vector */ 626866e6856d39efe9b1ec739587f420a640ad8618eBrian Paul num_fs = 4; /* number of quads per block */ 62773af91e938eb27b001404f11195fb06ff9b08903José Fonseca 628b4835ea03d64261da5a892f9590c9977b06920e8José Fonseca memset(&blend_type, 0, sizeof blend_type); 62998971802798354cdba45c421cc340ec938143e03José Fonseca blend_type.floating = FALSE; /* values are integers */ 63098971802798354cdba45c421cc340ec938143e03José Fonseca blend_type.sign = FALSE; /* values are unsigned */ 63198971802798354cdba45c421cc340ec938143e03José Fonseca blend_type.norm = TRUE; /* values are in [0,1] or [-1,1] */ 63298971802798354cdba45c421cc340ec938143e03José Fonseca blend_type.width = 8; /* 8-bit ubyte values */ 63398971802798354cdba45c421cc340ec938143e03José Fonseca blend_type.length = 16; /* 16 elements per vector */ 63498971802798354cdba45c421cc340ec938143e03José Fonseca 6355811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca /* 6365811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * Generate the function prototype. Any change here must be reflected in 63708dd41fd6899bd6b3289d30dc31f8b2998406889José Fonseca * lp_jit.h's lp_jit_frag_func function pointer type, and vice-versa. 6385811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca */ 6395811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca 64098971802798354cdba45c421cc340ec938143e03José Fonseca fs_elem_type = lp_build_elem_type(fs_type); 64198971802798354cdba45c421cc340ec938143e03José Fonseca fs_int_vec_type = lp_build_int_vec_type(fs_type); 64298971802798354cdba45c421cc340ec938143e03José Fonseca 64398971802798354cdba45c421cc340ec938143e03José Fonseca blend_vec_type = lp_build_vec_type(blend_type); 64473af91e938eb27b001404f11195fb06ff9b08903José Fonseca 64581862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca util_snprintf(func_name, sizeof(func_name), "fs%u_variant%u_%s", 64681862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca shader->no, variant->no, do_tri_test ? "edge" : "whole"); 64781862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca 648c022e15d1e56ba3a9c6b74eef6556d6063e2e322José Fonseca arg_types[0] = screen->context_ptr_type; /* context */ 649c022e15d1e56ba3a9c6b74eef6556d6063e2e322José Fonseca arg_types[1] = LLVMInt32Type(); /* x */ 650c022e15d1e56ba3a9c6b74eef6556d6063e2e322José Fonseca arg_types[2] = LLVMInt32Type(); /* y */ 65122e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[3] = LLVMFloatType(); /* facing */ 65222e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[4] = LLVMPointerType(fs_elem_type, 0); /* a0 */ 65322e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[5] = LLVMPointerType(fs_elem_type, 0); /* dadx */ 65422e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[6] = LLVMPointerType(fs_elem_type, 0); /* dady */ 65522e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[7] = LLVMPointerType(LLVMPointerType(blend_vec_type, 0), 0); /* color */ 65622e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[8] = LLVMPointerType(fs_int_vec_type, 0); /* depth */ 65722e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[9] = LLVMInt32Type(); /* c0 */ 65822e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[10] = LLVMInt32Type(); /* c1 */ 65922e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[11] = LLVMInt32Type(); /* c2 */ 660ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul /* Note: the step arrays are built as int32[16] but we interpret 661ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul * them here as int32_vec4[4]. 662ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul */ 66322e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[12] = LLVMPointerType(int32_vec4_type, 0);/* step0 */ 66422e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[13] = LLVMPointerType(int32_vec4_type, 0);/* step1 */ 66522e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul arg_types[14] = LLVMPointerType(int32_vec4_type, 0);/* step2 */ 66686afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li arg_types[15] = LLVMPointerType(LLVMInt32Type(), 0);/* counter */ 66773af91e938eb27b001404f11195fb06ff9b08903José Fonseca 66873af91e938eb27b001404f11195fb06ff9b08903José Fonseca func_type = LLVMFunctionType(LLVMVoidType(), arg_types, Elements(arg_types), 0); 66973af91e938eb27b001404f11195fb06ff9b08903José Fonseca 67081862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca function = LLVMAddFunction(screen->module, func_name, func_type); 6713b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul LLVMSetFunctionCallConv(function, LLVMCCallConv); 6723b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul 6732797f2bf57562c95a601a67edca3089641215cc4Brian Paul variant->function[do_tri_test] = function; 6743b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul 675c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell 676c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell /* XXX: need to propagate noalias down into color param now we are 677c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell * passing a pointer-to-pointer? 678c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell */ 679a7f9b915aeade96d8ca58d70a1f1d42cd6a16e3dJosé Fonseca for(i = 0; i < Elements(arg_types); ++i) 6807c2dc3faa8e8ba99e29fcc09e7db39fc49d73200José Fonseca if(LLVMGetTypeKind(arg_types[i]) == LLVMPointerTypeKind) 6813b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul LLVMAddAttribute(LLVMGetParam(function, i), LLVMNoAliasAttribute); 6823b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul 6833b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul context_ptr = LLVMGetParam(function, 0); 6843b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul x = LLVMGetParam(function, 1); 6853b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul y = LLVMGetParam(function, 2); 68622e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul facing = LLVMGetParam(function, 3); 68722e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul a0_ptr = LLVMGetParam(function, 4); 68822e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul dadx_ptr = LLVMGetParam(function, 5); 68922e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul dady_ptr = LLVMGetParam(function, 6); 69022e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul color_ptr_ptr = LLVMGetParam(function, 7); 69122e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul depth_ptr = LLVMGetParam(function, 8); 69222e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul c0 = LLVMGetParam(function, 9); 69322e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul c1 = LLVMGetParam(function, 10); 69422e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul c2 = LLVMGetParam(function, 11); 69522e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul step0_ptr = LLVMGetParam(function, 12); 69622e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul step1_ptr = LLVMGetParam(function, 13); 69722e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul step2_ptr = LLVMGetParam(function, 14); 6987c2dc3faa8e8ba99e29fcc09e7db39fc49d73200José Fonseca 699c022e15d1e56ba3a9c6b74eef6556d6063e2e322José Fonseca lp_build_name(context_ptr, "context"); 7007c2dc3faa8e8ba99e29fcc09e7db39fc49d73200José Fonseca lp_build_name(x, "x"); 7017c2dc3faa8e8ba99e29fcc09e7db39fc49d73200José Fonseca lp_build_name(y, "y"); 7025999ebfb69a47fa12d1f534871ea01a3f889f62fJosé Fonseca lp_build_name(a0_ptr, "a0"); 7035999ebfb69a47fa12d1f534871ea01a3f889f62fJosé Fonseca lp_build_name(dadx_ptr, "dadx"); 7045999ebfb69a47fa12d1f534871ea01a3f889f62fJosé Fonseca lp_build_name(dady_ptr, "dady"); 705f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul lp_build_name(color_ptr_ptr, "color_ptr_ptr"); 70639352b34438affc36ce22852bb55359d304a522cJosé Fonseca lp_build_name(depth_ptr, "depth"); 707ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul lp_build_name(c0, "c0"); 708ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul lp_build_name(c1, "c1"); 709ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul lp_build_name(c2, "c2"); 710ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul lp_build_name(step0_ptr, "step0"); 711ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul lp_build_name(step1_ptr, "step1"); 712ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul lp_build_name(step2_ptr, "step2"); 71373af91e938eb27b001404f11195fb06ff9b08903José Fonseca 71486afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li if (key->occlusion_count) { 71586afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li counter = LLVMGetParam(function, 15); 71686afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li lp_build_name(counter, "counter"); 71786afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li } 71886afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li 7195811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca /* 7205811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca * Function body 7215811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca */ 7225811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca 7233b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul block = LLVMAppendBasicBlock(function, "entry"); 72473af91e938eb27b001404f11195fb06ff9b08903José Fonseca builder = LLVMCreateBuilder(); 72573af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMPositionBuilderAtEnd(builder, block); 72673af91e938eb27b001404f11195fb06ff9b08903José Fonseca 7276ce68ad3ca242076bbb93fdd99bb448f87a31d15José Fonseca /* 7286ce68ad3ca242076bbb93fdd99bb448f87a31d15José Fonseca * The shader input interpolation info is not explicitely baked in the 7296ce68ad3ca242076bbb93fdd99bb448f87a31d15José Fonseca * shader key, but everything it derives from (TGSI, and flatshade) is 7306ce68ad3ca242076bbb93fdd99bb448f87a31d15José Fonseca * already included in the shader key. 7316ce68ad3ca242076bbb93fdd99bb448f87a31d15José Fonseca */ 73286f450060debebd66dd5fb72f83800d7634efeaaKeith Whitwell lp_build_interp_soa_init(&interp, 7336ce68ad3ca242076bbb93fdd99bb448f87a31d15José Fonseca lp->num_inputs, 7346ce68ad3ca242076bbb93fdd99bb448f87a31d15José Fonseca lp->inputs, 73586f450060debebd66dd5fb72f83800d7634efeaaKeith Whitwell builder, fs_type, 736f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca a0_ptr, dadx_ptr, dady_ptr, 737147dc2354c21f098a2a63a085c21ec10252cab24José Fonseca x, y); 738f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca 739e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca /* code generated texture sampling */ 740e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca sampler = lp_llvm_sampler_soa_create(key->sampler, context_ptr); 741c40eddd294abfe8af3619d08ccd7e9c8f1660fcbJosé Fonseca 742866e6856d39efe9b1ec739587f420a640ad8618eBrian Paul /* loop over quads in the block */ 74398971802798354cdba45c421cc340ec938143e03José Fonseca for(i = 0; i < num_fs; ++i) { 74498971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); 745c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell LLVMValueRef out_color[PIPE_MAX_COLOR_BUFS][NUM_CHANNELS]; 74698971802798354cdba45c421cc340ec938143e03José Fonseca LLVMValueRef depth_ptr_i; 74798971802798354cdba45c421cc340ec938143e03José Fonseca 748f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca if(i != 0) 749866e6856d39efe9b1ec739587f420a640ad8618eBrian Paul lp_build_interp_soa_update(&interp, i); 75098971802798354cdba45c421cc340ec938143e03José Fonseca 75198971802798354cdba45c421cc340ec938143e03José Fonseca depth_ptr_i = LLVMBuildGEP(builder, depth_ptr, &index, 1, ""); 75298971802798354cdba45c421cc340ec938143e03José Fonseca 753635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca generate_fs(lp, shader, key, 75498971802798354cdba45c421cc340ec938143e03José Fonseca builder, 75598971802798354cdba45c421cc340ec938143e03José Fonseca fs_type, 756635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca context_ptr, 75798971802798354cdba45c421cc340ec938143e03José Fonseca i, 758f85c5f8621382ba1c8baa1582d87b46b388258d2José Fonseca &interp, 7598be72bb7646d430e66cb36e09c13c13bee030d53José Fonseca sampler, 760ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul &fs_mask[i], /* output */ 76198971802798354cdba45c421cc340ec938143e03José Fonseca out_color, 762ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul depth_ptr_i, 76322e6dc387039e79f6d1435ae8b7422a6514d5d10Brian Paul facing, 7642797f2bf57562c95a601a67edca3089641215cc4Brian Paul do_tri_test, 765ab9438193083b7f9a3180cb9cea45e269131048aBrian Paul c0, c1, c2, 76686afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li step0_ptr, step1_ptr, step2_ptr, counter); 76798971802798354cdba45c421cc340ec938143e03José Fonseca 768c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell for(cbuf = 0; cbuf < key->nr_cbufs; cbuf++) 769c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell for(chan = 0; chan < NUM_CHANNELS; ++chan) 770c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell fs_out_color[cbuf][chan][i] = out_color[cbuf][chan]; 77198971802798354cdba45c421cc340ec938143e03José Fonseca } 77239352b34438affc36ce22852bb55359d304a522cJosé Fonseca 7738be72bb7646d430e66cb36e09c13c13bee030d53José Fonseca sampler->destroy(sampler); 7748be72bb7646d430e66cb36e09c13c13bee030d53José Fonseca 775c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell /* Loop over color outputs / color buffers to do blending. 7765811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca */ 777c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell for(cbuf = 0; cbuf < key->nr_cbufs; cbuf++) { 778c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell LLVMValueRef color_ptr; 779c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), cbuf, 0); 780f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul LLVMValueRef blend_in_color[NUM_CHANNELS]; 781f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul unsigned rt; 7825811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca 783c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell /* 784c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell * Convert the fs's output color and mask to fit to the blending type. 785c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell */ 786c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell for(chan = 0; chan < NUM_CHANNELS; ++chan) { 787c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell lp_build_conv(builder, fs_type, blend_type, 788c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell fs_out_color[cbuf][chan], num_fs, 789c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell &blend_in_color[chan], 1); 790c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell lp_build_name(blend_in_color[chan], "color%d.%c", cbuf, "rgba"[chan]); 791c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell } 792635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 793c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell lp_build_conv_mask(builder, fs_type, blend_type, 794c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell fs_mask, num_fs, 795c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell &blend_mask, 1); 796c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell 797c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell color_ptr = LLVMBuildLoad(builder, 798c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell LLVMBuildGEP(builder, color_ptr_ptr, &index, 1, ""), 799c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell ""); 800c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell lp_build_name(color_ptr, "color_ptr%d", cbuf); 801c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell 802f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul /* which blend/colormask state to use */ 803f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul rt = key->blend.independent_blend_enable ? cbuf : 0; 804f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul 805c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell /* 806c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell * Blending. 807c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell */ 808c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell generate_blend(&key->blend, 809f795735f4251d5f7842ee9e09994641c5c46d25dBrian Paul rt, 810c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell builder, 811c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell blend_type, 812c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell context_ptr, 813c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell blend_mask, 814c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell blend_in_color, 815c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell color_ptr); 81673af91e938eb27b001404f11195fb06ff9b08903José Fonseca } 81773af91e938eb27b001404f11195fb06ff9b08903José Fonseca 8185811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca LLVMBuildRetVoid(builder); 81973af91e938eb27b001404f11195fb06ff9b08903José Fonseca 82073af91e938eb27b001404f11195fb06ff9b08903José Fonseca LLVMDisposeBuilder(builder); 821946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 8225811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonseca 823f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul /* Verify the LLVM IR. If invalid, dump and abort */ 8244ae3e88dc9856f2f32c37dd04a3321765ed61e07José Fonseca#ifdef DEBUG 8253b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul if(LLVMVerifyFunction(function, LLVMPrintMessageAction)) { 826f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul if (1) 8278ad3e0b55df50beac8ba3c5cafa0be79641a4977José Fonseca lp_debug_dump_value(function); 828f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul abort(); 829a02ecdf8c2fc5783a4bc82e8cd9d36f0dec7ccecJosé Fonseca } 8304ae3e88dc9856f2f32c37dd04a3321765ed61e07José Fonseca#endif 831a02ecdf8c2fc5783a4bc82e8cd9d36f0dec7ccecJosé Fonseca 832f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul /* Apply optimizations to LLVM IR */ 833f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul if (1) 8343b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul LLVMRunFunctionPassManager(screen->pass, function); 83573af91e938eb27b001404f11195fb06ff9b08903José Fonseca 8368a3bcba12c19049eb91cb8ce865212d75be5c859José Fonseca if (gallivm_debug & GALLIVM_DEBUG_IR) { 837f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul /* Print the LLVM IR to stderr */ 8388ad3e0b55df50beac8ba3c5cafa0be79641a4977José Fonseca lp_debug_dump_value(function); 8392584c5bd253e53ba052356360a33b5ec976e9716José Fonseca debug_printf("\n"); 8402584c5bd253e53ba052356360a33b5ec976e9716José Fonseca } 84173af91e938eb27b001404f11195fb06ff9b08903José Fonseca 842f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul /* 843f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul * Translate the LLVM IR into machine code. 844f4321fbd961a0a891c7f40b16efc61aa791e03a9Brian Paul */ 8458dc8c3f5b11d5f158b0027d1501555c898e0451eBrian Paul { 8468dc8c3f5b11d5f158b0027d1501555c898e0451eBrian Paul void *f = LLVMGetPointerToGlobal(screen->engine, function); 8478dc8c3f5b11d5f158b0027d1501555c898e0451eBrian Paul 848f503b3dd9d6522abdabab1e25d0652c9d3079421José Fonseca variant->jit_function[do_tri_test] = (lp_jit_frag_func)pointer_to_func(f); 84973af91e938eb27b001404f11195fb06ff9b08903José Fonseca 8508a3bcba12c19049eb91cb8ce865212d75be5c859José Fonseca if (gallivm_debug & GALLIVM_DEBUG_ASM) { 8518dc8c3f5b11d5f158b0027d1501555c898e0451eBrian Paul lp_disassemble(f); 8528a3bcba12c19049eb91cb8ce865212d75be5c859José Fonseca } 8538dc8c3f5b11d5f158b0027d1501555c898e0451eBrian Paul } 8543b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul} 8553b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul 8563b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul 857c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paulstatic void 858c2a036d4efeca80263e4d212532e46dfc525b9daBrian Pauldump_fs_variant_key(const struct lp_fragment_shader_variant_key *key) 859c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul{ 860c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul unsigned i; 861c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul 862d574ffbb4d3a5e15a0e309686d3888c3112fcf21Brian Paul debug_printf("fs variant %p:\n", (void *) key); 863d574ffbb4d3a5e15a0e309686d3888c3112fcf21Brian Paul 864c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul if (key->depth.enabled) { 865c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("depth.format = %s\n", util_format_name(key->zsbuf_format)); 866c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("depth.func = %s\n", util_dump_func(key->depth.func, TRUE)); 867c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("depth.writemask = %u\n", key->depth.writemask); 868c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 869c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul 870c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul for (i = 0; i < 2; ++i) { 871c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul if (key->stencil[i].enabled) { 872c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("stencil[%u].func = %s\n", i, util_dump_func(key->stencil[i].func, TRUE)); 873c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("stencil[%u].fail_op = %s\n", i, util_dump_stencil_op(key->stencil[i].fail_op, TRUE)); 874c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("stencil[%u].zpass_op = %s\n", i, util_dump_stencil_op(key->stencil[i].zpass_op, TRUE)); 875c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("stencil[%u].zfail_op = %s\n", i, util_dump_stencil_op(key->stencil[i].zfail_op, TRUE)); 876c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("stencil[%u].valuemask = 0x%x\n", i, key->stencil[i].valuemask); 877c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("stencil[%u].writemask = 0x%x\n", i, key->stencil[i].writemask); 878c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 879c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 880c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul 881c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul if (key->alpha.enabled) { 882c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("alpha.func = %s\n", util_dump_func(key->alpha.func, TRUE)); 883c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("alpha.ref_value = %f\n", key->alpha.ref_value); 884c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 885c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul 886c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul if (key->blend.logicop_enable) { 88775189ef960d2f7001d2b24e7c1939d0a647c0cf1Brian Paul debug_printf("blend.logicop_func = %s\n", util_dump_logicop(key->blend.logicop_func, TRUE)); 888c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 889c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul else if (key->blend.rt[0].blend_enable) { 890c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("blend.rgb_func = %s\n", util_dump_blend_func (key->blend.rt[0].rgb_func, TRUE)); 891d574ffbb4d3a5e15a0e309686d3888c3112fcf21Brian Paul debug_printf("blend.rgb_src_factor = %s\n", util_dump_blend_factor(key->blend.rt[0].rgb_src_factor, TRUE)); 892d574ffbb4d3a5e15a0e309686d3888c3112fcf21Brian Paul debug_printf("blend.rgb_dst_factor = %s\n", util_dump_blend_factor(key->blend.rt[0].rgb_dst_factor, TRUE)); 893d574ffbb4d3a5e15a0e309686d3888c3112fcf21Brian Paul debug_printf("blend.alpha_func = %s\n", util_dump_blend_func (key->blend.rt[0].alpha_func, TRUE)); 894d574ffbb4d3a5e15a0e309686d3888c3112fcf21Brian Paul debug_printf("blend.alpha_src_factor = %s\n", util_dump_blend_factor(key->blend.rt[0].alpha_src_factor, TRUE)); 895d574ffbb4d3a5e15a0e309686d3888c3112fcf21Brian Paul debug_printf("blend.alpha_dst_factor = %s\n", util_dump_blend_factor(key->blend.rt[0].alpha_dst_factor, TRUE)); 896c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 897c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("blend.colormask = 0x%x\n", key->blend.rt[0].colormask); 898c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul for (i = 0; i < PIPE_MAX_SAMPLERS; ++i) { 899c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul if (key->sampler[i].format) { 900c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf("sampler[%u] = \n", i); 901c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .format = %s\n", 902c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_format_name(key->sampler[i].format)); 903c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .target = %s\n", 904c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_dump_tex_target(key->sampler[i].target, TRUE)); 905c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .pot = %u %u %u\n", 906c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul key->sampler[i].pot_width, 907c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul key->sampler[i].pot_height, 908c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul key->sampler[i].pot_depth); 909c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .wrap = %s %s %s\n", 910c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_dump_tex_wrap(key->sampler[i].wrap_s, TRUE), 911c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_dump_tex_wrap(key->sampler[i].wrap_t, TRUE), 912c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_dump_tex_wrap(key->sampler[i].wrap_r, TRUE)); 913c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .min_img_filter = %s\n", 914c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_dump_tex_filter(key->sampler[i].min_img_filter, TRUE)); 915c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .min_mip_filter = %s\n", 916c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_dump_tex_mipfilter(key->sampler[i].min_mip_filter, TRUE)); 917c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .mag_img_filter = %s\n", 918c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul util_dump_tex_filter(key->sampler[i].mag_img_filter, TRUE)); 919c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul if (key->sampler[i].compare_mode != PIPE_TEX_COMPARE_NONE) 920c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .compare_func = %s\n", util_dump_func(key->sampler[i].compare_func, TRUE)); 921c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul debug_printf(" .normalized_coords = %u\n", key->sampler[i].normalized_coords); 922c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 923c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul } 924c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul} 925c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul 926c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul 927c2a036d4efeca80263e4d212532e46dfc525b9daBrian Paul 9283b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paulstatic struct lp_fragment_shader_variant * 9293b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paulgenerate_variant(struct llvmpipe_context *lp, 9303b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul struct lp_fragment_shader *shader, 9313b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul const struct lp_fragment_shader_variant_key *key) 9323b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul{ 9333b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul struct lp_fragment_shader_variant *variant; 9343b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul 9353b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul variant = CALLOC_STRUCT(lp_fragment_shader_variant); 9363b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul if(!variant) 9373b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul return NULL; 9383b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul 93981862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca variant->no = shader->variant_no++; 94081862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca 9413b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul memcpy(&variant->key, key, sizeof *key); 942818d444e12bb57568fbf3bf5f06ee24c6c73a61aJosé Fonseca 94381862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca if (gallivm_debug & GALLIVM_DEBUG_IR) { 94481862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca debug_printf("llvmpipe: Creating fragment shader #%u variant #%u:\n", 94581862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca shader->no, variant->no); 94681862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca tgsi_dump(shader->base.tokens, 0); 94781862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca dump_fs_variant_key(key); 94881862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca } 94981862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca 9504c4f98c6fcabc4a2c9ede3647de390a4585cf58aJosé Fonseca generate_fragment(lp, shader, variant, RAST_WHOLE); 9514c4f98c6fcabc4a2c9ede3647de390a4585cf58aJosé Fonseca generate_fragment(lp, shader, variant, RAST_EDGE_TEST); 9529ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 95310fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca /* TODO: most of these can be relaxed, in particular the colormask */ 95410fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca variant->opaque = 95510fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca !key->blend.logicop_enable && 95610fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca !key->blend.rt[0].blend_enable && 95710fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca key->blend.rt[0].colormask == 0xf && 95810fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca !key->stencil[0].enabled && 95910fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca !key->alpha.enabled && 96010fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca !key->depth.enabled && 96110fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca !key->scissor && 96210fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca !shader->info.uses_kill 96310fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca ? TRUE : FALSE; 96410fdbb9298489e9dfb2ecec0662abe29da5b6239José Fonseca 9653b1920a34903dfb753bc2a0461fef204d39846c6Brian Paul /* insert new variant into linked list */ 9669ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca variant->next = shader->variants; 9679ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca shader->variants = variant; 9689ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 9699ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca return variant; 9709ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca} 9719ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 9729ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 9739523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paulstatic void * 9749ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonsecallvmpipe_create_fs_state(struct pipe_context *pipe, 9759ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca const struct pipe_shader_state *templ) 9769ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca{ 9779ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca struct lp_fragment_shader *shader; 9789ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 9799ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca shader = CALLOC_STRUCT(lp_fragment_shader); 9809ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca if (!shader) 9819ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca return NULL; 9829ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 98381862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca shader->no = fs_no++; 98481862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca 9859ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca /* get/save the summary info for this shader */ 9869ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca tgsi_scan_shader(templ->tokens, &shader->info); 9879ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 9889ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca /* we need to keep a local copy of the tokens */ 9899ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca shader->base.tokens = tgsi_dup_tokens(templ->tokens); 9909ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 991524ec6464d5c9d66b58c78c5e68c3bcb6a845f69José Fonseca if (LP_DEBUG & DEBUG_TGSI) { 992149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca unsigned attrib; 99381862bbbc82341b1271fc4bc7b803d409826aebaJosé Fonseca debug_printf("llvmpipe: Create fragment shader #%u %p:\n", shader->no, (void *) shader); 994ac6725b8f9c331cacd08d95eb22d0c81b0bc9821Brian Paul tgsi_dump(templ->tokens, 0); 995149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca debug_printf("usage masks:\n"); 996149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca for (attrib = 0; attrib < shader->info.num_inputs; ++attrib) { 997149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca unsigned usage_mask = shader->info.input_usage_mask[attrib]; 998149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca debug_printf(" IN[%u].%s%s%s%s\n", 999149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca attrib, 1000149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca usage_mask & TGSI_WRITEMASK_X ? "x" : "", 1001149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca usage_mask & TGSI_WRITEMASK_Y ? "y" : "", 1002149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca usage_mask & TGSI_WRITEMASK_Z ? "z" : "", 1003149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca usage_mask & TGSI_WRITEMASK_W ? "w" : ""); 1004149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca } 1005149cb7682e37ce719d693f120e68dde60ba73bdfJosé Fonseca debug_printf("\n"); 1006ac6725b8f9c331cacd08d95eb22d0c81b0bc9821Brian Paul } 1007ac6725b8f9c331cacd08d95eb22d0c81b0bc9821Brian Paul 100873af91e938eb27b001404f11195fb06ff9b08903José Fonseca return shader; 1009946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca} 1010946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1011946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 10129523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paulstatic void 1013946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonsecallvmpipe_bind_fs_state(struct pipe_context *pipe, void *fs) 1014946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca{ 1015946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); 1016946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1017080703e398f737b71336312fd3dc8d6f38f61e51José Fonseca if (llvmpipe->fs == fs) 1018080703e398f737b71336312fd3dc8d6f38f61e51José Fonseca return; 1019080703e398f737b71336312fd3dc8d6f38f61e51José Fonseca 1020080703e398f737b71336312fd3dc8d6f38f61e51José Fonseca draw_flush(llvmpipe->draw); 1021080703e398f737b71336312fd3dc8d6f38f61e51José Fonseca 1022080703e398f737b71336312fd3dc8d6f38f61e51José Fonseca llvmpipe->fs = fs; 1023946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1024c9a5930fe45a0a0299769bd2b672ca516d1bf39eJosé Fonseca llvmpipe->dirty |= LP_NEW_FS; 1025946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca} 1026946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1027946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 10289523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paulstatic void 1029946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonsecallvmpipe_delete_fs_state(struct pipe_context *pipe, void *fs) 1030946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca{ 1031e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); 1032e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen); 103373af91e938eb27b001404f11195fb06ff9b08903José Fonseca struct lp_fragment_shader *shader = fs; 10349ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca struct lp_fragment_shader_variant *variant; 1035946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1036e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca assert(fs != llvmpipe->fs); 103731d1822473bf9d4105bb82b67572cfeea53aaf94Vinson Lee (void) llvmpipe; 10389ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 10394d5dd82558fcf1f6fcfdb95b225a4e3f842a9133José Fonseca /* 10404d5dd82558fcf1f6fcfdb95b225a4e3f842a9133José Fonseca * XXX: we need to flush the context until we have some sort of reference 10414d5dd82558fcf1f6fcfdb95b225a4e3f842a9133José Fonseca * counting in fragment shaders as they may still be binned 10424d5dd82558fcf1f6fcfdb95b225a4e3f842a9133José Fonseca */ 10434d5dd82558fcf1f6fcfdb95b225a4e3f842a9133José Fonseca draw_flush(llvmpipe->draw); 10444d5dd82558fcf1f6fcfdb95b225a4e3f842a9133José Fonseca lp_setup_flush(llvmpipe->setup, 0); 10454d5dd82558fcf1f6fcfdb95b225a4e3f842a9133José Fonseca 10469ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca variant = shader->variants; 10479ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca while(variant) { 10489ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca struct lp_fragment_shader_variant *next = variant->next; 10492797f2bf57562c95a601a67edca3089641215cc4Brian Paul unsigned i; 10509ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 10512797f2bf57562c95a601a67edca3089641215cc4Brian Paul for (i = 0; i < Elements(variant->function); i++) { 10522797f2bf57562c95a601a67edca3089641215cc4Brian Paul if (variant->function[i]) { 10532797f2bf57562c95a601a67edca3089641215cc4Brian Paul if (variant->jit_function[i]) 10542797f2bf57562c95a601a67edca3089641215cc4Brian Paul LLVMFreeMachineCodeForFunction(screen->engine, 10552797f2bf57562c95a601a67edca3089641215cc4Brian Paul variant->function[i]); 10562797f2bf57562c95a601a67edca3089641215cc4Brian Paul LLVMDeleteFunction(variant->function[i]); 10572797f2bf57562c95a601a67edca3089641215cc4Brian Paul } 10589ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca } 10599ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 10609ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca FREE(variant); 10619ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 10629ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca variant = next; 106373af91e938eb27b001404f11195fb06ff9b08903José Fonseca } 106473af91e938eb27b001404f11195fb06ff9b08903José Fonseca 106573af91e938eb27b001404f11195fb06ff9b08903José Fonseca FREE((void *) shader->base.tokens); 106673af91e938eb27b001404f11195fb06ff9b08903José Fonseca FREE(shader); 1067946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca} 1068946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1069946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1070946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 10719523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paulstatic void 1072946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonsecallvmpipe_set_constant_buffer(struct pipe_context *pipe, 1073946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca uint shader, uint index, 1074287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell struct pipe_resource *constants) 1075946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca{ 1076946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); 1077287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell unsigned size = constants ? constants->width0 : 0; 10780639765b2850739af1678f10fc0c5706d5827776Brian Paul const void *data = constants ? llvmpipe_resource_data(constants) : NULL; 1079946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1080946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca assert(shader < PIPE_SHADER_TYPES); 1081946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca assert(index == 0); 1082946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1083ba5d600c90f7075cf2c33a0c5c679ef822e8746eJosé Fonseca if(llvmpipe->constants[shader] == constants) 1084d904ed88c1d957f662497343de7dc3e9fa743e47José Fonseca return; 1085d904ed88c1d957f662497343de7dc3e9fa743e47José Fonseca 1086080703e398f737b71336312fd3dc8d6f38f61e51José Fonseca draw_flush(llvmpipe->draw); 108769588d7ed59a019a5272a9cc391e30c47d006aeeJosé Fonseca 1088946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca /* note: reference counting */ 1089287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference(&llvmpipe->constants[shader], constants); 109069588d7ed59a019a5272a9cc391e30c47d006aeeJosé Fonseca 109169588d7ed59a019a5272a9cc391e30c47d006aeeJosé Fonseca if(shader == PIPE_SHADER_VERTEX) { 10929851644435f991a1a1bbb145333a97601627b37dMichal Krol draw_set_mapped_constant_buffer(llvmpipe->draw, PIPE_SHADER_VERTEX, 0, 109389d8577fb3036547ef0b47498cc8dc5c77f886e0Zack Rusin data, size); 109469588d7ed59a019a5272a9cc391e30c47d006aeeJosé Fonseca } 1095946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca 1096c9a5930fe45a0a0299769bd2b672ca516d1bf39eJosé Fonseca llvmpipe->dirty |= LP_NEW_CONSTANTS; 1097946f432a08112148d743eb9faf6b27bb8cc7fa76José Fonseca} 10989ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 10999ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 1100635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca/** 110159253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * Return the blend factor equivalent to a destination alpha of one. 110259253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca */ 110359253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonsecastatic INLINE unsigned 110459253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonsecaforce_dst_alpha_one(unsigned factor, boolean alpha) 110559253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca{ 110659253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca switch(factor) { 110759253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca case PIPE_BLENDFACTOR_DST_ALPHA: 110859253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca return PIPE_BLENDFACTOR_ONE; 110959253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca case PIPE_BLENDFACTOR_INV_DST_ALPHA: 111059253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca return PIPE_BLENDFACTOR_ZERO; 111159253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE: 111259253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca return PIPE_BLENDFACTOR_ZERO; 111359253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca } 111459253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca 111559253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca if (alpha) { 111659253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca switch(factor) { 111759253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca case PIPE_BLENDFACTOR_DST_COLOR: 111859253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca return PIPE_BLENDFACTOR_ONE; 111959253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca case PIPE_BLENDFACTOR_INV_DST_COLOR: 112059253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca return PIPE_BLENDFACTOR_ZERO; 112159253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca } 112259253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca } 112359253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca 112459253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca return factor; 112559253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca} 112659253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca 112759253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca 112859253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca/** 1129635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca * We need to generate several variants of the fragment pipeline to match 1130635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca * all the combinations of the contributing state atoms. 1131635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca * 1132635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca * TODO: there is actually no reason to tie this to context state -- the 1133635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca * generated code could be cached globally in the screen. 1134635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca */ 1135635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonsecastatic void 1136635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonsecamake_variant_key(struct llvmpipe_context *lp, 1137e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca struct lp_fragment_shader *shader, 1138635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca struct lp_fragment_shader_variant_key *key) 1139635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca{ 1140e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca unsigned i; 1141e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca 1142635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca memset(key, 0, sizeof *key); 1143635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 114467b82fc395fc9972fc08233044057ab540c7ab59Brian Paul if (lp->framebuffer.zsbuf) { 114567b82fc395fc9972fc08233044057ab540c7ab59Brian Paul if (lp->depth_stencil->depth.enabled) { 114667b82fc395fc9972fc08233044057ab540c7ab59Brian Paul key->zsbuf_format = lp->framebuffer.zsbuf->format; 114767b82fc395fc9972fc08233044057ab540c7ab59Brian Paul memcpy(&key->depth, &lp->depth_stencil->depth, sizeof key->depth); 114867b82fc395fc9972fc08233044057ab540c7ab59Brian Paul } 114967b82fc395fc9972fc08233044057ab540c7ab59Brian Paul if (lp->depth_stencil->stencil[0].enabled) { 115067b82fc395fc9972fc08233044057ab540c7ab59Brian Paul key->zsbuf_format = lp->framebuffer.zsbuf->format; 115167b82fc395fc9972fc08233044057ab540c7ab59Brian Paul memcpy(&key->stencil, &lp->depth_stencil->stencil, sizeof key->stencil); 115267b82fc395fc9972fc08233044057ab540c7ab59Brian Paul } 1153cdbbcdf3bdb114d79cf7b9474436c3d26b135592José Fonseca } 1154635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 1155635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca key->alpha.enabled = lp->depth_stencil->alpha.enabled; 1156635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca if(key->alpha.enabled) 1157635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca key->alpha.func = lp->depth_stencil->alpha.func; 1158635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca /* alpha.ref_value is passed in jit_context */ 1159635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 116086f450060debebd66dd5fb72f83800d7634efeaaKeith Whitwell key->flatshade = lp->rasterizer->flatshade; 11614461442849bfdb817334b38567136f7f9dabdf59Brian Paul key->scissor = lp->rasterizer->scissor; 116286afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li if (lp->active_query_count) { 116386afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li key->occlusion_count = TRUE; 116486afe8250edaa2e6129c937a62a695f616c48d70Qicheng Christopher Li } 11654c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca 1166c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell if (lp->framebuffer.nr_cbufs) { 11674c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca memcpy(&key->blend, lp->blend, sizeof key->blend); 1168c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell } 11694c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca 1170c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell key->nr_cbufs = lp->framebuffer.nr_cbufs; 1171c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell for (i = 0; i < lp->framebuffer.nr_cbufs; i++) { 117259253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca struct pipe_rt_blend_state *blend_rt = &key->blend.rt[i]; 11734c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca const struct util_format_description *format_desc; 11744c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca unsigned chan; 11754c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca 1176c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell format_desc = util_format_description(lp->framebuffer.cbufs[i]->format); 11776ae9975ea08b64d7f4e7a2c6c535c14280bef843José Fonseca assert(format_desc->colorspace == UTIL_FORMAT_COLORSPACE_RGB || 11786ae9975ea08b64d7f4e7a2c6c535c14280bef843José Fonseca format_desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB); 11794c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca 118059253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca blend_rt->colormask = lp->blend->rt[i].colormask; 1181862d014ba91f0b959465a48005e94f530f0374a5Brian Paul 1182c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell /* mask out color channels not present in the color buffer. 1183c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell * Should be simple to incorporate per-cbuf writemasks: 1184c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell */ 11854c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca for(chan = 0; chan < 4; ++chan) { 11864c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca enum util_format_swizzle swizzle = format_desc->swizzle[chan]; 1187c1a04416023e24621e4992caf593e8dfe8d7a2fcKeith Whitwell 1188862d014ba91f0b959465a48005e94f530f0374a5Brian Paul if(swizzle > UTIL_FORMAT_SWIZZLE_W) 118959253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca blend_rt->colormask &= ~(1 << chan); 119059253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca } 119159253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca 119259253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca /* 119359253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * Our swizzled render tiles always have an alpha channel, but the linear 119459253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * render target format often does not, so force here the dst alpha to be 119559253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * one. 119659253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * 119759253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * This is not a mere optimization. Wrong results will be produced if the 119859253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * dst alpha is used, the dst format does not have alpha, and the previous 119959253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * rendering was not flushed from the swizzled to linear buffer. For 120059253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * example, NonPowTwo DCT. 120159253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * 120259253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * TODO: This should be generalized to all channels for better 120359253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca * performance, but only alpha causes correctness issues. 120459253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca */ 120559253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca if (format_desc->swizzle[3] > UTIL_FORMAT_SWIZZLE_W) { 120659253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca blend_rt->rgb_src_factor = force_dst_alpha_one(blend_rt->rgb_src_factor, FALSE); 120759253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca blend_rt->rgb_dst_factor = force_dst_alpha_one(blend_rt->rgb_dst_factor, FALSE); 120859253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca blend_rt->alpha_src_factor = force_dst_alpha_one(blend_rt->alpha_src_factor, TRUE); 120959253a79d823a4cfd1d65466c0a165d6d4c43a92José Fonseca blend_rt->alpha_dst_factor = force_dst_alpha_one(blend_rt->alpha_dst_factor, TRUE); 12104c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca } 12114c3a48ad0cb36e6d8601535b91f83caed0d07570José Fonseca } 1212e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca 1213e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca for(i = 0; i < PIPE_MAX_SAMPLERS; ++i) 1214e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca if(shader->info.file_mask[TGSI_FILE_SAMPLER] & (1 << i)) 1215d67e3487ac4c678892d0aea535cacfd5f1d86a27José Fonseca lp_sampler_static_state(&key->sampler[i], lp->fragment_sampler_views[i], lp->sampler[i]); 1216635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca} 1217635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 1218635c37e118bbf51fc8c93a2c999281ee817a93e1José Fonseca 12194769328fe1ddaa1882dddbaad21239d5fdcddf19Brian Paul/** 12204769328fe1ddaa1882dddbaad21239d5fdcddf19Brian Paul * Update fragment state. This is called just prior to drawing 12214769328fe1ddaa1882dddbaad21239d5fdcddf19Brian Paul * something when some fragment-related state has changed. 12224769328fe1ddaa1882dddbaad21239d5fdcddf19Brian Paul */ 12235811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonsecavoid 12245811ed87d732101ab8cfbd087bc99d8c6c963f30José Fonsecallvmpipe_update_fs(struct llvmpipe_context *lp) 12259ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca{ 12269ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca struct lp_fragment_shader *shader = lp->fs; 1227e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca struct lp_fragment_shader_variant_key key; 12289ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca struct lp_fragment_shader_variant *variant; 12299ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 1230e4c76c02f77ed6e86537b546f4200f8f8132d114José Fonseca make_variant_key(lp, shader, &key); 1231e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca 12329ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca variant = shader->variants; 12339ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca while(variant) { 1234e3b38e5ec1ba93e3f1a1b3d5039c70ff7aa3ebe6José Fonseca if(memcmp(&variant->key, &key, sizeof key) == 0) 12359ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca break; 12369ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 12379ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca variant = variant->next; 12389ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca } 12399ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 1240e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul if (!variant) { 1241a8270c7c29b141025f606c811812304a72e42d2eBrian Paul int64_t t0, t1; 1242e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul int64_t dt; 1243a8270c7c29b141025f606c811812304a72e42d2eBrian Paul t0 = os_time_get(); 1244e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul 12453b5d84926847cf2008da4e2dc146090d0c1b5402Brian Paul variant = generate_variant(lp, shader, &key); 12469ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 1247a8270c7c29b141025f606c811812304a72e42d2eBrian Paul t1 = os_time_get(); 1248a8270c7c29b141025f606c811812304a72e42d2eBrian Paul dt = t1 - t0; 1249e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul LP_COUNT_ADD(llvm_compile_time, dt); 1250e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul LP_COUNT_ADD(nr_llvm_compiles, 2); /* emit vs. omit in/out test */ 1251e95ad2a2b521514eaec04f9b266ee030ecc639a3Brian Paul } 12529ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca 125318fb9ff6d8f58a08e559070cf29f26ed0caa567fJosé Fonseca lp_setup_set_fs_variant(lp->setup, variant); 12549ae47069b4a2b67e381b02d805f1ca74f31ea7b8José Fonseca} 12559523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul 12569523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul 12579523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul 12589523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paulvoid 12599523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paulllvmpipe_init_fs_funcs(struct llvmpipe_context *llvmpipe) 12609523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul{ 12619523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul llvmpipe->pipe.create_fs_state = llvmpipe_create_fs_state; 12629523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul llvmpipe->pipe.bind_fs_state = llvmpipe_bind_fs_state; 12639523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul llvmpipe->pipe.delete_fs_state = llvmpipe_delete_fs_state; 12649523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul 12659523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul llvmpipe->pipe.set_constant_buffer = llvmpipe_set_constant_buffer; 12669523d78dde7f2e819275ecb39cdeafe50eb65f13Brian Paul} 1267