slang_backend.cpp revision 88f21e16250d2e52a75607b7f0c396e1c2a34201
1c383a500aa59423264811be3874461bf8adbfea0Zonr Chang/* 25e3b677a3041c86a7f860238dd1f5ff9d111b507Stephen Hines * Copyright 2010-2012, The Android Open Source Project 3c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * 4c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * Licensed under the Apache License, Version 2.0 (the "License"); 5c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * you may not use this file except in compliance with the License. 6c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * You may obtain a copy of the License at 7c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * 8c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * http://www.apache.org/licenses/LICENSE-2.0 9c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * 10c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * Unless required by applicable law or agreed to in writing, software 11c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * distributed under the License is distributed on an "AS IS" BASIS, 12c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * See the License for the specific language governing permissions and 14c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * limitations under the License. 15c383a500aa59423264811be3874461bf8adbfea0Zonr Chang */ 16c383a500aa59423264811be3874461bf8adbfea0Zonr Chang 176315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "slang_backend.h" 18462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 19e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include <string> 20e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include <vector> 21462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 22e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/AST/ASTContext.h" 239ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/AST/Decl.h" 249ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/AST/DeclGroup.h" 25462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 269ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Basic/Diagnostic.h" 27e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/Basic/TargetInfo.h" 289ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Basic/TargetOptions.h" 29462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 30e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/CodeGen/ModuleBuilder.h" 31e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 323a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang#include "clang/Frontend/CodeGenOptions.h" 339ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Frontend/FrontendDiagnostic.h" 34462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/ADT/Twine.h" 368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/ADT/StringExtras.h" 37e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 38e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Bitcode/ReaderWriter.h" 39e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 40e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/CodeGen/RegAllocRegistry.h" 41e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/CodeGen/SchedulerRegistry.h" 42e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Constant.h" 448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Constants.h" 458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DataLayout.h" 468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DebugLoc.h" 478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DerivedTypes.h" 488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Function.h" 498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/IRBuilder.h" 508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/IRPrintingPasses.h" 5123c4358f12bd9d0ba7166eceebd683db95a41b3fStephen Hines#include "llvm/IR/LLVMContext.h" 5223c4358f12bd9d0ba7166eceebd683db95a41b3fStephen Hines#include "llvm/IR/Metadata.h" 538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Module.h" 54e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 559207a2e495c8363606861e4f034504ec5c153dabLogan Chien#include "llvm/Transforms/IPO/PassManagerBuilder.h" 56fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao 57e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Target/TargetMachine.h" 58e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Target/TargetOptions.h" 599207a2e495c8363606861e4f034504ec5c153dabLogan Chien#include "llvm/Support/TargetRegistry.h" 6077703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao 6177703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao#include "llvm/MC/SubtargetFeature.h" 62462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 636e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines#include "slang_assert.h" 648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang.h" 65dabd246c169fe8bc7d80a31779311bfc583b2ea0Matt Wala#include "slang_bitcode_gen.h" 668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_context.h" 678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_foreach.h" 688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_func.h" 69c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala#include "slang_rs_export_reduce.h" 708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_type.h" 718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_var.h" 728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_metadata.h" 738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 742770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross#include "rs_cc_options.h" 752770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross 76552d872e5cdc883d9f8e76d8c67d3a82e3ece488Stephen Hines#include "strip_unknown_attributes.h" 776315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr 78e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hinesnamespace slang { 79462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 803a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Changvoid Backend::CreateFunctionPasses() { 813a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang if (!mPerFunctionPasses) { 82c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mPerFunctionPasses = new llvm::legacy::FunctionPassManager(mpModule); 833a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 84fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao llvm::PassManagerBuilder PMBuilder; 85fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.OptLevel = mCodeGenOpts.OptimizationLevel; 86fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.populateFunctionPassManager(*mPerFunctionPasses); 873a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang } 883a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang} 893a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 903a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Changvoid Backend::CreateModulePasses() { 913a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang if (!mPerModulePasses) { 92c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mPerModulePasses = new llvm::legacy::PassManager(); 933a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 94fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao llvm::PassManagerBuilder PMBuilder; 95fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.OptLevel = mCodeGenOpts.OptimizationLevel; 96fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.SizeLevel = mCodeGenOpts.OptimizeSize; 97fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao if (mCodeGenOpts.UnitAtATime) { 98fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnitAtATime = 0; 99fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } else { 100fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnitAtATime = 1; 101fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } 102fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao 103fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao if (mCodeGenOpts.UnrollLoops) { 104fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnrollLoops = 0; 105fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } else { 106fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnrollLoops = 1; 107fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } 108fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao 109fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.populateModulePassManager(*mPerModulePasses); 110552d872e5cdc883d9f8e76d8c67d3a82e3ece488Stephen Hines // Add a pass to strip off unknown/unsupported attributes. 111552d872e5cdc883d9f8e76d8c67d3a82e3ece488Stephen Hines mPerModulePasses->add(createStripUnknownAttributesPass()); 1123a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang } 1133a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang} 1143a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 115462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liaobool Backend::CreateCodeGenPasses() { 1163a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang if ((mOT != Slang::OT_Assembly) && (mOT != Slang::OT_Object)) 1179ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return true; 118462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 1199ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Now we add passes for code emitting 1209ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mCodeGenPasses) { 121462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao return true; 1229ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } else { 123c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mCodeGenPasses = new llvm::legacy::FunctionPassManager(mpModule); 1249ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 1259ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1269ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create the TargetMachine for generating code. 1279ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string Triple = mpModule->getTargetTriple(); 1289ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1299ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string Error; 1309ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const llvm::Target* TargetInfo = 1319ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetRegistry::lookupTarget(Triple, Error); 1325abbe0e9ca2508260b627ffef2bf01e2554e8357Chris Wailes if (TargetInfo == nullptr) { 1339207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report(clang::diag::err_fe_unable_to_create_target) << Error; 1349ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return false; 1359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 1369ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 137ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien // Target Machine Options 138ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien llvm::TargetOptions Options; 139ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien 140167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar // Use soft-float ABI for ARM (which is the target used by Slang during code 141167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar // generation). Codegen still uses hardware FPU by default. To use software 142167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar // floating point, add 'soft-float' feature to FeaturesStr below. 143167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar Options.FloatABIType = llvm::FloatABI::Soft; 1449ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // BCC needs all unknown symbols resolved at compilation time. So we don't 1469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // need any relocation model. 147ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien llvm::Reloc::Model RM = llvm::Reloc::Static; 1489ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 14941ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // This is set for the linker (specify how large of the virtual addresses we 15041ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // can access for all unknown symbols.) 1519207a2e495c8363606861e4f034504ec5c153dabLogan Chien llvm::CodeModel::Model CM; 1520b7545898dcfe2979f2c13afd12d276fc736412dStephen Hines if (mpModule->getDataLayout().getPointerSize() == 4) { 1539207a2e495c8363606861e4f034504ec5c153dabLogan Chien CM = llvm::CodeModel::Small; 1549207a2e495c8363606861e4f034504ec5c153dabLogan Chien } else { 15541ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // The target may have pointer size greater than 32 (e.g. x86_64 15641ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // architecture) may need large data address model 1579207a2e495c8363606861e4f034504ec5c153dabLogan Chien CM = llvm::CodeModel::Medium; 1589207a2e495c8363606861e4f034504ec5c153dabLogan Chien } 1599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Setup feature string 1619ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string FeaturesStr; 1629ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mTargetOpts.CPU.size() || mTargetOpts.Features.size()) { 1639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SubtargetFeatures Features; 1649ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1659ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (std::vector<std::string>::const_iterator 1669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I = mTargetOpts.Features.begin(), E = mTargetOpts.Features.end(); 1679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 1689ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 1699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Features.AddFeature(*I); 1709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1719ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FeaturesStr = Features.getString(); 1729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 1739207a2e495c8363606861e4f034504ec5c153dabLogan Chien 1749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetMachine *TM = 1759207a2e495c8363606861e4f034504ec5c153dabLogan Chien TargetInfo->createTargetMachine(Triple, mTargetOpts.CPU, FeaturesStr, 176ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien Options, RM, CM); 1779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Register scheduler 1799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::RegisterScheduler::setDefault(llvm::createDefaultScheduler); 1809ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1819ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Register allocation policy: 1829ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // createFastRegisterAllocator: fast but bad quality 1832c6bad5038d8509466b9e0f9aa6a8ae533c0e029Logan Chien // createGreedyRegisterAllocator: not so fast but good quality 1849ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::RegisterRegAlloc::setDefault((mCodeGenOpts.OptimizationLevel == 0) ? 1859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::createFastRegisterAllocator : 1862c6bad5038d8509466b9e0f9aa6a8ae533c0e029Logan Chien llvm::createGreedyRegisterAllocator); 1879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::CodeGenOpt::Level OptLevel = llvm::CodeGenOpt::Default; 18977703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao if (mCodeGenOpts.OptimizationLevel == 0) { 1909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao OptLevel = llvm::CodeGenOpt::None; 19177703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } else if (mCodeGenOpts.OptimizationLevel == 3) { 1929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao OptLevel = llvm::CodeGenOpt::Aggressive; 19377703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } 1949ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetMachine::CodeGenFileType CGFT = 1966315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr llvm::TargetMachine::CGFT_AssemblyFile; 19777703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao if (mOT == Slang::OT_Object) { 1989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CGFT = llvm::TargetMachine::CGFT_ObjectFile; 19977703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } 20021cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar if (TM->addPassesToEmitFile(*mCodeGenPasses, mBufferOutStream, 2019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CGFT, OptLevel)) { 2029207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report(clang::diag::err_fe_unable_to_interface_with_target); 2039ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return false; 2049ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2059ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return true; 207462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 208462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc BrouilletBackend::Backend(RSContext *Context, clang::DiagnosticsEngine *DiagEngine, 2102770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross const RSCCOptions &Opts, const clang::CodeGenOptions &CodeGenOpts, 2118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const clang::TargetOptions &TargetOpts, PragmaList *Pragmas, 2128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::raw_ostream *OS, Slang::OutputType OT, 2138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::SourceManager &SourceMgr, bool AllowRSPrefix, 2148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet bool IsFilterscript) 2158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet : ASTConsumer(), mTargetOpts(TargetOpts), mpModule(nullptr), mpOS(OS), 2168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mOT(OT), mGen(nullptr), mPerFunctionPasses(nullptr), 21721cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mPerModulePasses(nullptr), mCodeGenPasses(nullptr), 21821cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mBufferOutStream(*mpOS), mContext(Context), 2192770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross mSourceMgr(SourceMgr), mASTPrint(Opts.mASTPrint), mAllowRSPrefix(AllowRSPrefix), 2208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mIsFilterscript(IsFilterscript), mExportVarMetadata(nullptr), 2218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata(nullptr), mExportForEachNameMetadata(nullptr), 222c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala mExportForEachSignatureMetadata(nullptr), mExportReduceMetadata(nullptr), 223c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala mExportTypeMetadata(nullptr), mRSObjectSlotsMetadata(nullptr), 224c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala mRefCount(mContext->getASTContext()), 2258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mASTChecker(Context, Context->getTargetAPI(), IsFilterscript), 226fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni mForEachHandler(Context), 2278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext(llvm::getGlobalContext()), mDiagEngine(*DiagEngine), 2288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mCodeGenOpts(CodeGenOpts), mPragmas(Pragmas) { 229c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mGen = CreateLLVMCodeGen(mDiagEngine, "", mCodeGenOpts, mLLVMContext); 230462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 231462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2329ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::Initialize(clang::ASTContext &Ctx) { 2339ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->Initialize(Ctx); 234462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mpModule = mGen->GetModule(); 236462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 237462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2389ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::HandleTranslationUnit(clang::ASTContext &Ctx) { 23968fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang HandleTranslationUnitPre(Ctx); 24068fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang 2412770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross if (mASTPrint) 2422770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross Ctx.getTranslationUnitDecl()->dump(); 2432770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross 2449ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->HandleTranslationUnit(Ctx); 245462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Here, we complete a translation unit (whole translation unit is now in LLVM 2479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // IR). Now, interact with LLVM backend to generate actual machine code (asm 2489ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // or machine code, whatever.) 249462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2509ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Silently ignore if we weren't initialized for some reason. 25141ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang if (!mpModule) 2529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 253462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Module *M = mGen->ReleaseModule(); 2559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (!M) { 2569ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // The module has been released by IR gen on failures, do not double free. 2575abbe0e9ca2508260b627ffef2bf01e2554e8357Chris Wailes mpModule = nullptr; 2589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 2599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2616e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(mpModule == M && 2626e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines "Unexpected module change during LLVM IR generation"); 2639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2649ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Insert #pragma information into metadata section of module 2653fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines if (!mPragmas->empty()) { 2669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::NamedMDNode *PragmaMetadata = 2679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mpModule->getOrInsertNamedMetadata(Slang::PragmaMetadataName); 2683fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines for (PragmaList::const_iterator I = mPragmas->begin(), E = mPragmas->end(); 2699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 2709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) { 271c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines llvm::SmallVector<llvm::Metadata*, 2> Pragma; 2729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Name goes first 2739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Pragma.push_back(llvm::MDString::get(mLLVMContext, I->first)); 2749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // And then value 2759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Pragma.push_back(llvm::MDString::get(mLLVMContext, I->second)); 27683f0c6261efc8f397fc2509e3862bc6d0eb1e1c4Shih-wei Liao 2779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create MDNode and insert into PragmaMetadata 2789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao PragmaMetadata->addOperand( 27918c8829f2bd3cbe0d02471588c6643c0a8c6ca3cStephen Hines llvm::MDNode::get(mLLVMContext, Pragma)); 280462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 2819ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 282462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 28368fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang HandleTranslationUnitPost(mpModule); 284462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create passes for optimization and code emission 286462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create and run per-function passes 2889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CreateFunctionPasses(); 2899ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mPerFunctionPasses) { 2909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->doInitialization(); 291462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (llvm::Module::iterator I = mpModule->begin(), E = mpModule->end(); 2939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 2949ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 2959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (!I->isDeclaration()) 2969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->run(*I); 297462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->doFinalization(); 2999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 300462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create and run module passes 3029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CreateModulePasses(); 3039ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mPerModulePasses) 3049ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerModulePasses->run(*mpModule); 3059ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3063a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang switch (mOT) { 3073a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Assembly: 3083a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Object: { 3096315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!CreateCodeGenPasses()) 3109ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 311462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3129ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->doInitialization(); 313462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3149ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (llvm::Module::iterator I = mpModule->begin(), E = mpModule->end(); 3159ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 3169ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 3176315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!I->isDeclaration()) 3189ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->run(*I); 3199ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3209ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->doFinalization(); 3219ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 3229ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3233a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_LLVMAssembly: { 324c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines llvm::legacy::PassManager *LLEmitPM = new llvm::legacy::PassManager(); 32521cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar LLEmitPM->add(llvm::createPrintModulePass(mBufferOutStream)); 3269ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao LLEmitPM->run(*mpModule); 3279ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 328462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 3293a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Bitcode: { 330dabd246c169fe8bc7d80a31779311bfc583b2ea0Matt Wala writeBitcode(mBufferOutStream, *mpModule, getTargetAPI(), 331b130e157d3a5c2256e7aa0005d7134f3ac060c56Stephen McGroarty mCodeGenOpts.OptimizationLevel, mCodeGenOpts.getDebugInfo()); 3329ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 3339ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3343a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Nothing: { 3359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 3369ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3379ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao default: { 3386e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(false && "Unknown output type"); 3399ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3409ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 341462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 34221cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mBufferOutStream.flush(); 343462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 344462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::HandleTagDeclDefinition(clang::TagDecl *D) { 3469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->HandleTagDeclDefinition(D); 347462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 348462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3499ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::CompleteTentativeDefinition(clang::VarDecl *D) { 3509ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->CompleteTentativeDefinition(D); 351462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 352462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 353462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei LiaoBackend::~Backend() { 3549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mpModule; 3559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mGen; 3569ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mPerFunctionPasses; 3579ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mPerModulePasses; 3589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mCodeGenPasses; 359462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 360e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 3618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet// 1) Add zero initialization of local RS object types 3628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::AnnotateFunction(clang::FunctionDecl *FD) { 3638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && 3648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FD->hasBody() && 3658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet !Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) { 3668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRefCount.Init(); 3678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRefCount.Visit(FD->getBody()); 3688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 3698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 3708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 371fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Nivoid Backend::LowerRSForEachCall(clang::FunctionDecl *FD) { 372fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni // Skip this AST walking for lower API levels. 373fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni if (getTargetAPI() < SLANG_DEVELOPMENT_TARGET_API) { 374fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni return; 375fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 376fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni 377fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni if (!FD || !FD->hasBody() || 378fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) { 379fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni return; 380fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 381fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni 382fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni mForEachHandler.VisitStmt(FD->getBody()); 383fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni} 384fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni 3858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletbool Backend::HandleTopLevelDecl(clang::DeclGroupRef D) { 38688f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni // Find and remember the TypeDecl for rs_allocation so we can use it 38788f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni // later during the compilation 38888f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni if (mContext->getAllocationType().isNull()) { 38988f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); 39088f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni I != E; I++) { 39188f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni clang::TypeDecl* TD = llvm::dyn_cast<clang::TypeDecl>(*I); 39288f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni if (TD && TD->getName().equals("rs_allocation")) { 39388f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni mContext->setAllocationType(TD); 39488f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni break; 39588f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni } 39688f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni } 39788f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni } 39888f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni 3998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Disallow user-defined functions with prefix "rs" 4008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mAllowRSPrefix) { 4018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Iterate all function declarations in the program. 4028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); 4038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; I++) { 4048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 4058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD == nullptr) 4068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet continue; 4078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!FD->getName().startswith("rs")) // Check prefix 4088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet continue; 4098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) 4108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->ReportError(FD->getLocation(), 4118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "invalid function name prefix, " 4128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "\"rs\" is reserved: '%0'") 4138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet << FD->getName(); 4148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); I != E; I++) { 4188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 419fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni // Process any non-static function declarations 4208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && FD->isGlobal()) { 4218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Check that we don't have any array parameters being misintrepeted as 4228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // kernel pointers due to the C type system's array to pointer decay. 4238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet size_t numParams = FD->getNumParams(); 4248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (size_t i = 0; i < numParams; i++) { 4258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const clang::ParmVarDecl *PVD = FD->getParamDecl(i); 4268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::QualType QT = PVD->getOriginalType(); 4278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (QT->isArrayType()) { 4288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->ReportError( 4298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet PVD->getTypeSpecStartLoc(), 4308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "exported function parameters may not have array type: %0") 4318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet << QT; 4328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AnnotateFunction(FD); 4358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 436fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni 4371946749cebf4a64341d8210890688fef7d958c22Yang Ni if (getTargetAPI() == SLANG_DEVELOPMENT_TARGET_API) { 4381946749cebf4a64341d8210890688fef7d958c22Yang Ni if (FD && FD->hasBody() && 4391946749cebf4a64341d8210890688fef7d958c22Yang Ni RSExportForEach::isRSForEachFunc(getTargetAPI(), FD)) { 4401946749cebf4a64341d8210890688fef7d958c22Yang Ni // Log kernels by their names, and assign them slot numbers. 4411946749cebf4a64341d8210890688fef7d958c22Yang Ni if (!Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) { 4421946749cebf4a64341d8210890688fef7d958c22Yang Ni mContext->addForEach(FD); 4431946749cebf4a64341d8210890688fef7d958c22Yang Ni } 4441946749cebf4a64341d8210890688fef7d958c22Yang Ni } else { 4451946749cebf4a64341d8210890688fef7d958c22Yang Ni // Look for any kernel launch calls and translate them into using the 4461946749cebf4a64341d8210890688fef7d958c22Yang Ni // internal API. 4471946749cebf4a64341d8210890688fef7d958c22Yang Ni // TODO: Simply ignores kernel launch inside a kernel for now. 4481946749cebf4a64341d8210890688fef7d958c22Yang Ni // Needs more rigorous and comprehensive checks. 4491946749cebf4a64341d8210890688fef7d958c22Yang Ni LowerRSForEachCall(FD); 450fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 451fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 4528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 453fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni 4548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return mGen->HandleTopLevelDecl(D); 4558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 4568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::HandleTranslationUnitPre(clang::ASTContext &C) { 4588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::TranslationUnitDecl *TUDecl = C.getTranslationUnitDecl(); 4598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // If we have an invalid RS/FS AST, don't check further. 4618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mASTChecker.Validate()) { 4628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 4638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mIsFilterscript) { 4668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->addPragma("rs_fp_relaxed", ""); 4678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet int version = mContext->getVersion(); 4708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (version == 0) { 4718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Not setting a version is an error 4728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.Report( 4738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mSourceMgr.getLocForEndOfFile(mSourceMgr.getMainFileID()), 4748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.getCustomDiagID( 4758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::DiagnosticsEngine::Error, 4768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "missing pragma for version in source file")); 4778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 4788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(version == 1); 4798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->getReflectJavaPackageName().empty()) { 4828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.Report( 4838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mSourceMgr.getLocForEndOfFile(mSourceMgr.getMainFileID()), 4848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.getCustomDiagID(clang::DiagnosticsEngine::Error, 4858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "missing \"#pragma rs " 4868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "java_package_name(com.foo.bar)\" " 4878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "in source file")); 4888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 4898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create a static global destructor if necessary (to handle RS object 4928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // runtime cleanup). 4938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = mRefCount.CreateStaticGlobalDtor(); 4948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD) { 4958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HandleTopLevelDecl(clang::DeclGroupRef(FD)); 4968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Process any static function declarations 4998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclContext::decl_iterator I = TUDecl->decls_begin(), 5008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = TUDecl->decls_end(); I != E; I++) { 5018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if ((I->getKind() >= clang::Decl::firstFunction) && 5028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet (I->getKind() <= clang::Decl::lastFunction)) { 5038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 5048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && !FD->isGlobal()) { 5058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AnnotateFunction(FD); 5068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 5108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet/////////////////////////////////////////////////////////////////////////////// 5128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportVarInfo(llvm::Module *M) { 5138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet int slotCount = 0; 5148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportVarMetadata == nullptr) 5158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportVarMetadata = M->getOrInsertNamedMetadata(RS_EXPORT_VAR_MN); 5168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 2> ExportVarInfo; 5188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // We emit slot information (#rs_object_slots) for any reference counted 5208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // RS type or pointer (which can also be bound). 5218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_var_iterator I = mContext->export_vars_begin(), 5238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_vars_end(); 5248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 5258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 5268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportVar *EV = *I; 5278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportType *ET = EV->getType(); 5288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet bool countsAsRSObject = false; 5298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Variable name 5318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, EV->getName().c_str())); 5338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Type name 5358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet switch (ET->getClass()) { 5368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassPrimitive: { 5378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportPrimitiveType *PT = 5388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportPrimitiveType*>(ET); 5398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, llvm::utostr_32(PT->getType()))); 5428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (PT->isRSObjectType()) { 5438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet countsAsRSObject = true; 5448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassPointer: { 5488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, ("*" + static_cast<const RSExportPointerType*>(ET) 5518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ->getPointeeType()->getName()).c_str())); 5528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassMatrix: { 5558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, llvm::utostr_32( 5588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet /* TODO Strange value. This pushes just a number, quite 5598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * different than the other cases. What is this used for? 5608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * These are the metadata values that some partner drivers 5618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * want to reference (for TBAA, etc.). We may want to look 5628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * at whether these provide any reasonable value (or have 5638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * distinct enough values to actually depend on). 5648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet */ 5658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet DataTypeRSMatrix2x2 + 5668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportMatrixType*>(ET)->getDim() - 2))); 5678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassVector: 5708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassConstantArray: 5718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassRecord: { 5728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 5748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EV->getType()->getName().c_str())); 5758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportVarMetadata->addOperand( 5808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportVarInfo)); 5818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.clear(); 5828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mRSObjectSlotsMetadata == nullptr) { 5848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRSObjectSlotsMetadata = 5858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_OBJECT_SLOTS_MN); 5868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (countsAsRSObject) { 5898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRSObjectSlotsMetadata->addOperand(llvm::MDNode::get(mLLVMContext, 5908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, llvm::utostr_32(slotCount)))); 5918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slotCount++; 5948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 5968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportFunctionInfo(llvm::Module *M) { 5988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportFuncMetadata == nullptr) 5998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata = 6008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FUNC_MN); 6018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportFuncInfo; 6038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_func_iterator 6058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_funcs_begin(), 6068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_funcs_end(); 6078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 6088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 6098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportFunc *EF = *I; 6108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Function name 6128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!EF->hasParam()) { 6138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.push_back(llvm::MDString::get(mLLVMContext, 6148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EF->getName().c_str())); 6158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 6168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function *F = M->getFunction(EF->getName()); 6178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function *HelperFunction; 6188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const std::string HelperFunctionName(".helper_" + EF->getName()); 6198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(F && "Function marked as exported disappeared in Bitcode"); 6218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create helper function 6238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet { 6248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::StructType *HelperFunctionParameterTy = nullptr; 6258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<bool> isStructInput; 6268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!F->getArgumentList().empty()) { 6288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<llvm::Type*> HelperFunctionParameterTys; 6298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (llvm::Function::arg_iterator AI = F->arg_begin(), 6308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AE = F->arg_end(); AI != AE; AI++) { 6318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (AI->getType()->isPointerTy() && AI->getType()->getPointerElementType()->isStructTy()) { 6328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTys.push_back(AI->getType()->getPointerElementType()); 6338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet isStructInput.push_back(true); 6348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 6358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTys.push_back(AI->getType()); 6368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet isStructInput.push_back(false); 6378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTy = 6408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::StructType::get(mLLVMContext, HelperFunctionParameterTys); 6418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!EF->checkParameterPacketType(HelperFunctionParameterTy)) { 6448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Failed to export function %s: parameter type " 6458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "mismatch during creation of helper function.\n", 6468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EF->getName().c_str()); 6478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType *Expected = EF->getParamPacketType(); 6498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (Expected) { 6508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Expected:\n"); 6518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Expected->getLLVMType()->dump(); 6528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (HelperFunctionParameterTy) { 6548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Got:\n"); 6558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTy->dump(); 6568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<llvm::Type*> Params; 6608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (HelperFunctionParameterTy) { 6618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::PointerType *HelperFunctionParameterTyP = 6628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::PointerType::getUnqual(HelperFunctionParameterTy); 6638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(HelperFunctionParameterTyP); 6648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::FunctionType * HelperFunctionType = 6678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::FunctionType::get(F->getReturnType(), 6688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params, 6698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet /* IsVarArgs = */false); 6708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction = 6728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function::Create(HelperFunctionType, 6738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::GlobalValue::ExternalLinkage, 6748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionName, 6758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M); 6768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction->addFnAttr(llvm::Attribute::NoInline); 6788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction->setCallingConv(F->getCallingConv()); 6798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create helper function body 6818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet { 6828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Argument *HelperFunctionParameter = 6838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet &(*HelperFunction->arg_begin()); 6848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::BasicBlock *BB = 6858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::BasicBlock::Create(mLLVMContext, "entry", HelperFunction); 6868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::IRBuilder<> *IB = new llvm::IRBuilder<>(BB); 6878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Value*, 6> Params; 6888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *Idx[2]; 6898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Idx[0] = 6918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::ConstantInt::get(llvm::Type::getInt32Ty(mLLVMContext), 0); 6928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // getelementptr and load instruction for all elements in 6948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // parameter .p 6958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (size_t i = 0; i < EF->getNumParameters(); i++) { 6968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // getelementptr 6978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Idx[1] = llvm::ConstantInt::get( 6988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Type::getInt32Ty(mLLVMContext), i); 6998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *Ptr = NULL; 7018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Ptr = IB->CreateInBoundsGEP(HelperFunctionParameter, Idx); 7038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Load is only required for non-struct ptrs 7058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (isStructInput[i]) { 7068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(Ptr); 7078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 7088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *V = IB->CreateLoad(Ptr); 7098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(V); 7108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Call and pass the all elements as parameter to F 7148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::CallInst *CI = IB->CreateCall(F, Params); 7158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet CI->setCallingConv(F->getCallingConv()); 7178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 718fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni if (F->getReturnType() == llvm::Type::getVoidTy(mLLVMContext)) { 7198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet IB->CreateRetVoid(); 720fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } else { 7218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet IB->CreateRet(CI); 722fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 7238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet delete IB; 7258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.push_back( 7298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, HelperFunctionName.c_str())); 7308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata->addOperand( 7338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportFuncInfo)); 7348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.clear(); 7358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 7378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportForEachInfo(llvm::Module *M) { 7398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportForEachNameMetadata == nullptr) { 7408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachNameMetadata = 7418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_NAME_MN); 7428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportForEachSignatureMetadata == nullptr) { 7448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachSignatureMetadata = 7458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_MN); 7468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportForEachName; 7498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportForEachInfo; 7508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_foreach_iterator 7528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_foreach_begin(), 7538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_foreach_end(); 7548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 7558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 7568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportForEach *EFE = *I; 7578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachName.push_back( 7598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, EFE->getName().c_str())); 7608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachNameMetadata->addOperand( 7628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportForEachName)); 7638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachName.clear(); 7648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachInfo.push_back( 7668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 7678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::utostr_32(EFE->getSignatureMetadata()))); 7688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachSignatureMetadata->addOperand( 7708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportForEachInfo)); 7718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachInfo.clear(); 7728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 7748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 775c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Walavoid Backend::dumpExportReduceInfo(llvm::Module *M) { 776c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala if (!mExportReduceMetadata) { 777c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala mExportReduceMetadata = M->getOrInsertNamedMetadata(RS_EXPORT_REDUCE_MN); 778c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala } 779c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala 780c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala llvm::SmallVector<llvm::Metadata *, 1> ExportReduceInfo; 781c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala 782c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala // Add the names of the reduce-style kernel functions to the metadata node. 783c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala for (auto I = mContext->export_reduce_begin(), 784c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala E = mContext->export_reduce_end(); I != E; ++I) { 785c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala ExportReduceInfo.clear(); 786c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala 787c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala ExportReduceInfo.push_back( 788c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala llvm::MDString::get(mLLVMContext, (*I)->getName().c_str())); 789c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala 790c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala mExportReduceMetadata->addOperand( 791c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala llvm::MDNode::get(mLLVMContext, ExportReduceInfo)); 792c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala } 793c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala} 794c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala 7958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportTypeInfo(llvm::Module *M) { 7968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportTypeInfo; 7978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_type_iterator 7998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_types_begin(), 8008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_types_end(); 8018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 8028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 8038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // First, dump type name list to export 8048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportType *ET = I->getValue(); 8058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportTypeInfo.clear(); 8078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Type name 8088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportTypeInfo.push_back( 8098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, ET->getName().c_str())); 8108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (ET->getClass() == RSExportType::ExportClassRecord) { 8128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType *ERT = 8138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportRecordType*>(ET); 8148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportTypeMetadata == nullptr) 8168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportTypeMetadata = 8178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_TYPE_MN); 8188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportTypeMetadata->addOperand( 8208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportTypeInfo)); 8218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Now, export struct field information to %[struct name] 8238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::string StructInfoMetadataName("%"); 8248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet StructInfoMetadataName.append(ET->getName()); 8258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::NamedMDNode *StructInfoMetadata = 8268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(StructInfoMetadataName); 8278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 3> FieldInfo; 8288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(StructInfoMetadata->getNumOperands() == 0 && 8308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "Metadata with same name was created before"); 8318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSExportRecordType::const_field_iterator FI = ERT->fields_begin(), 8328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FE = ERT->fields_end(); 8338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FI != FE; 8348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FI++) { 8358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType::Field *F = *FI; 8368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // 1. field name 8388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.push_back(llvm::MDString::get(mLLVMContext, 8398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet F->getName().c_str())); 8408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // 2. field type name 8428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.push_back( 8438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 8448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet F->getType()->getName().c_str())); 8458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet StructInfoMetadata->addOperand( 8478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, FieldInfo)); 8488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.clear(); 8498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } // ET->getClass() == RSExportType::ExportClassRecord 8518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 8538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::HandleTranslationUnitPost(llvm::Module *M) { 8558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mContext->is64Bit()) { 8578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->setDataLayout("e-p:32:32-i64:64-v128:64:128-n32-S64"); 8588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 860fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni if (!mContext->processExports()) { 8618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 8628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportVar()) 8658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportVarInfo(M); 8668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportFunc()) 8688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportFunctionInfo(M); 8698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportForEach()) 8718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportForEachInfo(M); 8728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 873c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala if (mContext->hasExportReduce()) 874c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala dumpExportReduceInfo(M); 875c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala 8768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportType()) 8778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportTypeInfo(M); 8788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 8798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 880e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines} // namespace slang 881