1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2009 VMware, Inc. 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All Rights Reserved. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sub license, and/or sell copies of the Software, and to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial portions 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software. 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_config.h" 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_compiler.h" 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_cpu_detect.h" 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_debug.h" 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_memory.h" 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_simple_list.h" 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_bld.h" 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_bld_debug.h" 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_bld_misc.h" 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_bld_init.h" 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <llvm-c/Analysis.h> 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <llvm-c/Transforms/Scalar.h> 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <llvm-c/BitWriter.h> 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * AVX is supported in: 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - standard JIT from LLVM 3.2 onwards 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - MC-JIT from LLVM 3.1 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - MC-JIT supports limited OSes (MacOSX and Linux) 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - standard JIT in LLVM 3.1, with backports 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM >= 0x0302 || (HAVE_LLVM == 0x0301 && defined(HAVE_JIT_AVX_SUPPORT)) 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define USE_MCJIT 0 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define HAVE_AVX 1 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#elif HAVE_LLVM == 0x0301 && (defined(PIPE_OS_LINUX) || defined(PIPE_OS_APPLE)) 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define USE_MCJIT 1 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define HAVE_AVX 1 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define USE_MCJIT 0 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define HAVE_AVX 0 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if USE_MCJIT 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid LLVMLinkInMCJIT(); 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifdef DEBUG 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgunsigned gallivm_debug = 0; 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic const struct debug_named_value lp_bld_debug_flags[] = { 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { "tgsi", GALLIVM_DEBUG_TGSI, NULL }, 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { "ir", GALLIVM_DEBUG_IR, NULL }, 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { "asm", GALLIVM_DEBUG_ASM, NULL }, 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { "nopt", GALLIVM_DEBUG_NO_OPT, NULL }, 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { "perf", GALLIVM_DEBUG_PERF, NULL }, 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { "no_brilinear", GALLIVM_DEBUG_NO_BRILINEAR, NULL }, 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { "gc", GALLIVM_DEBUG_GC, NULL }, 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org DEBUG_NAMED_VALUE_END 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgDEBUG_GET_ONCE_FLAGS_OPTION(gallivm_debug, "GALLIVM_DEBUG", lp_bld_debug_flags, 0) 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic boolean gallivm_initialized = FALSE; 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgunsigned lp_native_vector_width; 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Optimization values are: 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - 0: None (-O0) 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - 1: Less (-O1) 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - 2: Default (-O2, -Os) 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - 3: Aggressive (-O3) 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * See also CodeGenOpt::Level in llvm/Target/TargetMachine.h 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgenum LLVM_CodeGenOpt_Level { 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM >= 0x207 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org None, // -O0 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Less, // -O1 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Default, // -O2, -Os 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Aggressive // -O3 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Default, 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org None, 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Aggressive 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM <= 0x0206 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * LLVM 2.6 permits only one ExecutionEngine to be created. So use the 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * same gallivm state everywhere. 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct gallivm_state *GlobalGallivm = NULL; 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Create the LLVM (optimization) pass manager and install 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * relevant optimization passes. 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * \return TRUE for success, FALSE for failure 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic boolean 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgcreate_pass_manager(struct gallivm_state *gallivm) 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!gallivm->passmgr); 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(gallivm->target); 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->passmgr = LLVMCreateFunctionPassManager(gallivm->provider); 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm->passmgr) 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddTargetData(gallivm->target, gallivm->passmgr); 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if ((gallivm_debug & GALLIVM_DEBUG_NO_OPT) == 0) { 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* These are the passes currently listed in llvm-c/Transforms/Scalar.h, 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * but there are more on SVN. 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TODO: Add more passes. 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddCFGSimplificationPass(gallivm->passmgr); 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (HAVE_LLVM >= 0x207 && sizeof(void*) == 4) { 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* For LLVM >= 2.7 and 32-bit build, use this order of passes to 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * avoid generating bad code. 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Test with piglit glsl-vs-sqrt-zero test. 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddConstantPropagationPass(gallivm->passmgr); 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddPromoteMemoryToRegisterPass(gallivm->passmgr); 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddPromoteMemoryToRegisterPass(gallivm->passmgr); 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddConstantPropagationPass(gallivm->passmgr); 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (util_cpu_caps.has_sse4_1) { 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* FIXME: There is a bug in this pass, whereby the combination 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of fptosi and sitofp (necessary for trunc/floor/ceil/round 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * implementation) somehow becomes invalid code. 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddInstructionCombiningPass(gallivm->passmgr); 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddGVNPass(gallivm->passmgr); 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* We need at least this pass to prevent the backends to fail in 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * unexpected ways. 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddPromoteMemoryToRegisterPass(gallivm->passmgr); 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Free gallivm object's LLVM allocations, but not the gallivm object itself. 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgfree_gallivm_state(struct gallivm_state *gallivm) 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM >= 0x207 /* XXX or 0x208? */ 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* This leads to crashes w/ some versions of LLVM */ 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMModuleRef mod; 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *error; 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm->engine && gallivm->provider) 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMRemoveModuleProvider(gallivm->engine, gallivm->provider, 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &mod, &error); 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm->passmgr) { 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDisposePassManager(gallivm->passmgr); 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if 0 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* XXX this seems to crash with all versions of LLVM */ 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm->provider) 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDisposeModuleProvider(gallivm->provider); 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (HAVE_LLVM >= 0x207 && gallivm->engine) { 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* This will already destroy any associated module */ 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDisposeExecutionEngine(gallivm->engine); 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDisposeModule(gallivm->module); 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if !USE_MCJIT 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Don't free the TargetData, it's owned by the exec engine */ 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm->target) { 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDisposeTargetData(gallivm->target); 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Never free the LLVM context. 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if 0 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm->context) 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMContextDispose(gallivm->context); 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm->builder) 230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDisposeBuilder(gallivm->builder); 231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->engine = NULL; 233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->target = NULL; 234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->module = NULL; 235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->provider = NULL; 236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->passmgr = NULL; 237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->context = NULL; 238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->builder = NULL; 239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic boolean 243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orginit_gallivm_engine(struct gallivm_state *gallivm) 244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (1) { 246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* We can only create one LLVMExecutionEngine (w/ LLVM 2.6 anyway) */ 247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum LLVM_CodeGenOpt_Level optlevel; 248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *error = NULL; 249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int ret; 250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm_debug & GALLIVM_DEBUG_NO_OPT) { 252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org optlevel = None; 253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org optlevel = Default; 256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if USE_MCJIT 259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ret = lp_build_create_mcjit_compiler_for_module(&gallivm->engine, 260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->module, 261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (unsigned) optlevel, 262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &error); 263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 264f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ret = LLVMCreateJITCompiler(&gallivm->engine, gallivm->provider, 265f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (unsigned) optlevel, &error); 266f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 267f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ret) { 268f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _debug_printf("%s\n", error); 269f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDisposeMessage(error); 270f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 271f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 272f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 273f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if defined(DEBUG) || defined(PROFILE) 274f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_register_oprofile_jit_event_listener(gallivm->engine); 275f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 276f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 277f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 278f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMAddModuleProvider(gallivm->engine, gallivm->provider);//new 279f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 280f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if !USE_MCJIT 281f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->target = LLVMGetExecutionEngineTargetData(gallivm->engine); 282f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm->target) 283f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 284f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 285f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (0) { 286f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* 287f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Dump the data layout strings. 288f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 289f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 290f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMTargetDataRef target = LLVMGetExecutionEngineTargetData(gallivm->engine); 291f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *data_layout; 292f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *engine_data_layout; 293f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 294f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data_layout = LLVMCopyStringRepOfTargetData(gallivm->target); 295f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org engine_data_layout = LLVMCopyStringRepOfTargetData(target); 296f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 297f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (1) { 298f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_printf("module target data = %s\n", data_layout); 299f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_printf("engine target data = %s\n", engine_data_layout); 300f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 301f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 302f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org free(data_layout); 303f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org free(engine_data_layout); 304f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 305f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 306f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 307f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 308f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 309f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgfail: 310f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 311f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 312f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 313f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 314f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 315f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Singleton 316f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 317f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * We must never free LLVM contexts, because LLVM has several global caches 318f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * which pointing/derived from objects owned by the context, causing false 319f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * memory leaks and false cache hits when these objects are destroyed. 320f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 321f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TODO: For thread safety on multi-threaded OpenGL we should use one LLVM 322f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * context per thread, and put them in a pool when threads are destroyed. 323f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 324f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic LLVMContextRef gallivm_context = NULL; 325f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 326f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 327f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 328f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Allocate gallivm LLVM objects. 329f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * \return TRUE for success, FALSE for failure 330f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 331f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic boolean 332f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orginit_gallivm_state(struct gallivm_state *gallivm) 333f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 334f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!gallivm->context); 335f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!gallivm->module); 336f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!gallivm->provider); 337f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 338f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_build_init(); 339f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 340f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm_context) { 341f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm_context = LLVMContextCreate(); 342f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 343f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->context = gallivm_context; 344f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm->context) 345f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 346f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 347f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->module = LLVMModuleCreateWithNameInContext("gallivm", 348f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->context); 349f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm->module) 350f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 351f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 352f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->provider = 353f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMCreateModuleProviderForExistingModule(gallivm->module); 354f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm->provider) 355f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 356f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 357f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->builder = LLVMCreateBuilderInContext(gallivm->context); 358f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm->builder) 359f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 360f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 361f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* FIXME: MC-JIT only allows compiling one module at a time, and it must be 362f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * complete when MC-JIT is created. So defer the MC-JIT engine creation for 363f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * now. 364f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 365f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if !USE_MCJIT 366f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!init_gallivm_engine(gallivm)) { 367f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 368f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 369f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 370f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* 371f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MC-JIT engine compiles the module immediately on creation, so we can't 372f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * obtain the target data from it. Instead we create a target data layout 373f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * from a string. 374f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 375f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The produced layout strings are not precisely the same, but should make 376f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * no difference for the kind of optimization passes we run. 377f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 378f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * For reference this is the layout string on x64: 379f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 380f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-f128:128:128-n8:16:32:64 381f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 382f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * See also: 383f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * - http://llvm.org/docs/LangRef.html#datalayout 384f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 385f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 386f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 387f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const unsigned pointer_size = 8 * sizeof(void *); 388f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char layout[512]; 389f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_snprintf(layout, sizeof layout, "%c-p:%u:%u:%u-i64:64:64-a0:0:%u-s0:%u:%u", 390f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifdef PIPE_ARCH_LITTLE_ENDIAN 391f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 'e', // little endian 392f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 393f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 'E', // big endian 394f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 395f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pointer_size, pointer_size, pointer_size, // pointer size, abi alignment, preferred alignment 396f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pointer_size, // aggregate preferred alignment 397f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pointer_size, pointer_size); // stack objects abi alignment, preferred alignment 398f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 399f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm->target = LLVMCreateTargetData(layout); 400f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!gallivm->target) { 401f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 402f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 403f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 404f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 405f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 406f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!create_pass_manager(gallivm)) 407f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto fail; 408f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 409f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 410f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 411f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgfail: 412f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org free_gallivm_state(gallivm); 413f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 414f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 415f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 416f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 417f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 418f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orglp_build_init(void) 419f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 420f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm_initialized) 421f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 422f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 423f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifdef DEBUG 424f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm_debug = debug_get_option_gallivm_debug(); 425f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 426f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 427f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_set_target_options(); 428f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 429f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if USE_MCJIT 430f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMLinkInMCJIT(); 431f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 432f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMLinkInJIT(); 433f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 434f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 435f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_cpu_detect(); 436f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 437f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (HAVE_AVX && 438f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_cpu_caps.has_avx) { 439f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_native_vector_width = 256; 440f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 441f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Leave it at 128, even when no SIMD extensions are available. 442f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Really needs to be a multiple of 128 so can fit 4 floats. 443f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 444f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_native_vector_width = 128; 445f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 446f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 447f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_native_vector_width = debug_get_num_option("LP_NATIVE_VECTOR_WIDTH", 448f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_native_vector_width); 449f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 450f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm_initialized = TRUE; 451f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 452f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if 0 453f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* For simulating less capable machines */ 454f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_cpu_caps.has_sse3 = 0; 455f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_cpu_caps.has_ssse3 = 0; 456f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_cpu_caps.has_sse4_1 = 0; 457f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 458f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 459f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 460f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 461f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 462f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 463f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Create a new gallivm_state object. 464f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Note that we return a singleton. 465f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 466f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct gallivm_state * 467f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_create(void) 468f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 469f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gallivm_state *gallivm; 470f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 471f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM <= 0x206 472f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (GlobalGallivm) { 473f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GlobalGallivm; 474f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 475f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 476f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 477f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm = CALLOC_STRUCT(gallivm_state); 478f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm) { 479f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!init_gallivm_state(gallivm)) { 480f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE(gallivm); 481f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm = NULL; 482f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 483f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 484f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 485f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM <= 0x206 486f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GlobalGallivm = gallivm; 487f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 488f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 489f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return gallivm; 490f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 491f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 492f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 493f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 494f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Destroy a gallivm_state object. 495f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 496f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 497f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_destroy(struct gallivm_state *gallivm) 498f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 499f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM <= 0x0206 500f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* No-op: don't destroy the singleton */ 501f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (void) gallivm; 502f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#else 503f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org free_gallivm_state(gallivm); 504f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE(gallivm); 505f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 506f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 507f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 508f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 509f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 510f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Validate and optimze a function. 511f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 512f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 513f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_optimize_function(struct gallivm_state *gallivm, 514f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef func) 515f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 516f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (0) { 517f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_printf("optimizing %s...\n", LLVMGetValueName(func)); 518f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 519f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 520f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(gallivm->passmgr); 521f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 522f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Apply optimizations to LLVM IR */ 523f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMRunFunctionPassManager(gallivm->passmgr, func); 524f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 525f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (0) { 526f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm_debug & GALLIVM_DEBUG_IR) { 527f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Print the LLVM IR to stderr */ 528f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_debug_dump_value(func); 529f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_printf("\n"); 530f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 531f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 532f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 533f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 534f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 535f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 536f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Validate a function. 537f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 538f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 539f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_verify_function(struct gallivm_state *gallivm, 540f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef func) 541f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 542f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Verify the LLVM IR. If invalid, dump and abort */ 543f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifdef DEBUG 544f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (LLVMVerifyFunction(func, LLVMPrintMessageAction)) { 545f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_debug_dump_value(func); 546f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(0); 547f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 548f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 549f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 550f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 551f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org gallivm_optimize_function(gallivm, func); 552f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 553f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm_debug & GALLIVM_DEBUG_IR) { 554f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Print the LLVM IR to stderr */ 555f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_debug_dump_value(func); 556f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_printf("\n"); 557f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 558f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 559f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 560f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 561f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 562f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_compile_module(struct gallivm_state *gallivm) 563f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 564f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if HAVE_LLVM > 0x206 565f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!gallivm->compiled); 566f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 567f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 568f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Dump byte code to a file */ 569f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (0) { 570f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMWriteBitcodeToFile(gallivm->module, "llvmpipe.bc"); 571f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_printf("llvmpipe.bc written\n"); 572f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_printf("Invoke as \"llc -o - llvmpipe.bc\"\n"); 573f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 574f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 575f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if USE_MCJIT 576f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(!gallivm->engine); 577f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!init_gallivm_engine(gallivm)) { 578f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(0); 579f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 580f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 581f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(gallivm->engine); 582f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 583f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ++gallivm->compiled; 584f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 585f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 586f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 587f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgfunc_pointer 588f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_jit_function(struct gallivm_state *gallivm, 589f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef func) 590f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 591f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *code; 592f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org func_pointer jit_func; 593f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 594f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(gallivm->compiled); 595f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(gallivm->engine); 596f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 597f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org code = LLVMGetPointerToGlobal(gallivm->engine, func); 598f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(code); 599f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org jit_func = pointer_to_func(code); 600f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 601f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (gallivm_debug & GALLIVM_DEBUG_ASM) { 602f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_disassemble(code); 603f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 604f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 605f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Free the function body to save memory */ 606f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_func_delete_body(func); 607f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 608f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return jit_func; 609f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 610f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 611f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 612f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 613f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Free the function (and its machine code). 614f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 615f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 616f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orggallivm_free_function(struct gallivm_state *gallivm, 617f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMValueRef func, 618f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const void *code) 619f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 620f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if !USE_MCJIT 621f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (code) { 622f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMFreeMachineCodeForFunction(gallivm->engine, func); 623f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 624f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 625f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org LLVMDeleteFunction(func); 626f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 627f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 628