slang_backend.cpp revision 21cc01860b95cad7ae60c686e511e8f4ae034e39
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 225e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines#include "bcinfo/BitcodeWrapper.h" 235e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines 24e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/AST/ASTContext.h" 259ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/AST/Decl.h" 269ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/AST/DeclGroup.h" 27462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 289ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Basic/Diagnostic.h" 29e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/Basic/TargetInfo.h" 309ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Basic/TargetOptions.h" 31462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 32e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/CodeGen/ModuleBuilder.h" 33e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 343a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang#include "clang/Frontend/CodeGenOptions.h" 359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Frontend/FrontendDiagnostic.h" 36462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/ADT/Twine.h" 388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/ADT/StringExtras.h" 39e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 40e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Bitcode/ReaderWriter.h" 41e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 42e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/CodeGen/RegAllocRegistry.h" 43e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/CodeGen/SchedulerRegistry.h" 44e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Constant.h" 468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Constants.h" 478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DataLayout.h" 488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DebugLoc.h" 498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DerivedTypes.h" 508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Function.h" 518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/IRBuilder.h" 528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/IRPrintingPasses.h" 5323c4358f12bd9d0ba7166eceebd683db95a41b3fStephen Hines#include "llvm/IR/LLVMContext.h" 5423c4358f12bd9d0ba7166eceebd683db95a41b3fStephen Hines#include "llvm/IR/Metadata.h" 558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Module.h" 56e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 579207a2e495c8363606861e4f034504ec5c153dabLogan Chien#include "llvm/Transforms/IPO/PassManagerBuilder.h" 58fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao 59e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Target/TargetMachine.h" 60e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Target/TargetOptions.h" 619207a2e495c8363606861e4f034504ec5c153dabLogan Chien#include "llvm/Support/TargetRegistry.h" 6277703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao 6377703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao#include "llvm/MC/SubtargetFeature.h" 64462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 656e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines#include "slang_assert.h" 668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang.h" 678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_context.h" 688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_foreach.h" 698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_func.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 74552d872e5cdc883d9f8e76d8c67d3a82e3ece488Stephen Hines#include "strip_unknown_attributes.h" 754cc499d6e5ec602309501873449c938af61170b2Stephen Hines#include "BitWriter_2_9/ReaderWriter_2_9.h" 769b044ec938fd56355012851890c63974c8042c9fStephen Hines#include "BitWriter_2_9_func/ReaderWriter_2_9_func.h" 77d711dec946b6408791ca59eb98e363ef04bbd4aaStephen Hines#include "BitWriter_3_2/ReaderWriter_3_2.h" 786315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr 79e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hinesnamespace slang { 80462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 813a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Changvoid Backend::CreateFunctionPasses() { 823a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang if (!mPerFunctionPasses) { 83c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mPerFunctionPasses = new llvm::legacy::FunctionPassManager(mpModule); 843a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 85fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao llvm::PassManagerBuilder PMBuilder; 86fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.OptLevel = mCodeGenOpts.OptimizationLevel; 87fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.populateFunctionPassManager(*mPerFunctionPasses); 883a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang } 893a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang} 903a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 913a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Changvoid Backend::CreateModulePasses() { 923a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang if (!mPerModulePasses) { 93c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mPerModulePasses = new llvm::legacy::PassManager(); 943a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 95fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao llvm::PassManagerBuilder PMBuilder; 96fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.OptLevel = mCodeGenOpts.OptimizationLevel; 97fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.SizeLevel = mCodeGenOpts.OptimizeSize; 98fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao if (mCodeGenOpts.UnitAtATime) { 99fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnitAtATime = 0; 100fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } else { 101fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnitAtATime = 1; 102fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } 103fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao 104fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao if (mCodeGenOpts.UnrollLoops) { 105fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnrollLoops = 0; 106fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } else { 107fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.DisableUnrollLoops = 1; 108fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao } 109fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao 110fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao PMBuilder.populateModulePassManager(*mPerModulePasses); 111552d872e5cdc883d9f8e76d8c67d3a82e3ece488Stephen Hines // Add a pass to strip off unknown/unsupported attributes. 112552d872e5cdc883d9f8e76d8c67d3a82e3ece488Stephen Hines mPerModulePasses->add(createStripUnknownAttributesPass()); 1133a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang } 1143a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang} 1153a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang 116462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liaobool Backend::CreateCodeGenPasses() { 1173a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang if ((mOT != Slang::OT_Assembly) && (mOT != Slang::OT_Object)) 1189ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return true; 119462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 1209ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Now we add passes for code emitting 1219ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mCodeGenPasses) { 122462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao return true; 1239ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } else { 124c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mCodeGenPasses = new llvm::legacy::FunctionPassManager(mpModule); 1259ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 1269ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1279ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create the TargetMachine for generating code. 1289ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string Triple = mpModule->getTargetTriple(); 1299ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1309ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string Error; 1319ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const llvm::Target* TargetInfo = 1329ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetRegistry::lookupTarget(Triple, Error); 1335abbe0e9ca2508260b627ffef2bf01e2554e8357Chris Wailes if (TargetInfo == nullptr) { 1349207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report(clang::diag::err_fe_unable_to_create_target) << Error; 1359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return false; 1369ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 1379ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 138ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien // Target Machine Options 139ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien llvm::TargetOptions Options; 140ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien 141ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien Options.NoFramePointerElim = mCodeGenOpts.DisableFPElim; 1429ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1439ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Use hardware FPU. 1449ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // 1459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // FIXME: Need to detect the CPU capability and decide whether to use softfp. 1469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // To use softfp, change following 2 lines to 1479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // 148ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien // Options.FloatABIType = llvm::FloatABI::Soft; 149ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien // Options.UseSoftFloat = true; 150ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien Options.FloatABIType = llvm::FloatABI::Hard; 151ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien Options.UseSoftFloat = false; 1529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1539ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // BCC needs all unknown symbols resolved at compilation time. So we don't 1549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // need any relocation model. 155ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien llvm::Reloc::Model RM = llvm::Reloc::Static; 1569ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 15741ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // This is set for the linker (specify how large of the virtual addresses we 15841ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // can access for all unknown symbols.) 1599207a2e495c8363606861e4f034504ec5c153dabLogan Chien llvm::CodeModel::Model CM; 1600b7545898dcfe2979f2c13afd12d276fc736412dStephen Hines if (mpModule->getDataLayout().getPointerSize() == 4) { 1619207a2e495c8363606861e4f034504ec5c153dabLogan Chien CM = llvm::CodeModel::Small; 1629207a2e495c8363606861e4f034504ec5c153dabLogan Chien } else { 16341ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // The target may have pointer size greater than 32 (e.g. x86_64 16441ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // architecture) may need large data address model 1659207a2e495c8363606861e4f034504ec5c153dabLogan Chien CM = llvm::CodeModel::Medium; 1669207a2e495c8363606861e4f034504ec5c153dabLogan Chien } 1679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1689ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Setup feature string 1699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string FeaturesStr; 1709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mTargetOpts.CPU.size() || mTargetOpts.Features.size()) { 1719ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SubtargetFeatures Features; 1729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (std::vector<std::string>::const_iterator 1749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I = mTargetOpts.Features.begin(), E = mTargetOpts.Features.end(); 1759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 1769ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 1779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Features.AddFeature(*I); 1789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FeaturesStr = Features.getString(); 1809ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 1819207a2e495c8363606861e4f034504ec5c153dabLogan Chien 1829ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetMachine *TM = 1839207a2e495c8363606861e4f034504ec5c153dabLogan Chien TargetInfo->createTargetMachine(Triple, mTargetOpts.CPU, FeaturesStr, 184ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien Options, RM, CM); 1859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Register scheduler 1879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::RegisterScheduler::setDefault(llvm::createDefaultScheduler); 1889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1899ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Register allocation policy: 1909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // createFastRegisterAllocator: fast but bad quality 1912c6bad5038d8509466b9e0f9aa6a8ae533c0e029Logan Chien // createGreedyRegisterAllocator: not so fast but good quality 1929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::RegisterRegAlloc::setDefault((mCodeGenOpts.OptimizationLevel == 0) ? 1939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::createFastRegisterAllocator : 1942c6bad5038d8509466b9e0f9aa6a8ae533c0e029Logan Chien llvm::createGreedyRegisterAllocator); 1959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::CodeGenOpt::Level OptLevel = llvm::CodeGenOpt::Default; 19777703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao if (mCodeGenOpts.OptimizationLevel == 0) { 1989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao OptLevel = llvm::CodeGenOpt::None; 19977703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } else if (mCodeGenOpts.OptimizationLevel == 3) { 2009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao OptLevel = llvm::CodeGenOpt::Aggressive; 20177703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } 2029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2039ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetMachine::CodeGenFileType CGFT = 2046315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr llvm::TargetMachine::CGFT_AssemblyFile; 20577703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao if (mOT == Slang::OT_Object) { 2069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CGFT = llvm::TargetMachine::CGFT_ObjectFile; 20777703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } 20821cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar if (TM->addPassesToEmitFile(*mCodeGenPasses, mBufferOutStream, 2099ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CGFT, OptLevel)) { 2109207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report(clang::diag::err_fe_unable_to_interface_with_target); 2119ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return false; 2129ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2139ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2149ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return true; 215462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 216462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc BrouilletBackend::Backend(RSContext *Context, clang::DiagnosticsEngine *DiagEngine, 2189ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const clang::CodeGenOptions &CodeGenOpts, 2198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const clang::TargetOptions &TargetOpts, PragmaList *Pragmas, 2208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::raw_ostream *OS, Slang::OutputType OT, 2218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::SourceManager &SourceMgr, bool AllowRSPrefix, 2228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet bool IsFilterscript) 2238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet : ASTConsumer(), mTargetOpts(TargetOpts), mpModule(nullptr), mpOS(OS), 2248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mOT(OT), mGen(nullptr), mPerFunctionPasses(nullptr), 22521cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mPerModulePasses(nullptr), mCodeGenPasses(nullptr), 22621cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mBufferOutStream(*mpOS), mContext(Context), 2278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mSourceMgr(SourceMgr), mAllowRSPrefix(AllowRSPrefix), 2288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mIsFilterscript(IsFilterscript), mExportVarMetadata(nullptr), 2298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata(nullptr), mExportForEachNameMetadata(nullptr), 2308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachSignatureMetadata(nullptr), mExportTypeMetadata(nullptr), 2318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRSObjectSlotsMetadata(nullptr), mRefCount(mContext->getASTContext()), 2328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mASTChecker(Context, Context->getTargetAPI(), IsFilterscript), 2338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext(llvm::getGlobalContext()), mDiagEngine(*DiagEngine), 2348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mCodeGenOpts(CodeGenOpts), mPragmas(Pragmas) { 235c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines mGen = CreateLLVMCodeGen(mDiagEngine, "", mCodeGenOpts, mLLVMContext); 236462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 237462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2389ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::Initialize(clang::ASTContext &Ctx) { 2399ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->Initialize(Ctx); 240462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2419ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mpModule = mGen->GetModule(); 242462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 243462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2445e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines// Encase the Bitcode in a wrapper containing RS version information. 2455e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hinesvoid Backend::WrapBitcode(llvm::raw_string_ostream &Bitcode) { 2465e3b677a3041c86a7f860238dd1f5ff9d111b507Stephen Hines bcinfo::AndroidBitcodeWrapper wrapper; 2475e3b677a3041c86a7f860238dd1f5ff9d111b507Stephen Hines size_t actualWrapperLen = bcinfo::writeAndroidBitcodeWrapper( 2485e3b677a3041c86a7f860238dd1f5ff9d111b507Stephen Hines &wrapper, Bitcode.str().length(), getTargetAPI(), 2495e3b677a3041c86a7f860238dd1f5ff9d111b507Stephen Hines SlangVersion::CURRENT, mCodeGenOpts.OptimizationLevel); 2505e3b677a3041c86a7f860238dd1f5ff9d111b507Stephen Hines 2515e3b677a3041c86a7f860238dd1f5ff9d111b507Stephen Hines slangAssert(actualWrapperLen > 0); 2525e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines 2535e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines // Write out the bitcode wrapper. 25421cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mBufferOutStream.write(reinterpret_cast<char*>(&wrapper), actualWrapperLen); 2555e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines 2565e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines // Write out the actual encoded bitcode. 25721cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mBufferOutStream << Bitcode.str(); 2585e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines} 2595e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines 2609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::HandleTranslationUnit(clang::ASTContext &Ctx) { 26168fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang HandleTranslationUnitPre(Ctx); 26268fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang 2639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->HandleTranslationUnit(Ctx); 264462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2659ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Here, we complete a translation unit (whole translation unit is now in LLVM 2669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // IR). Now, interact with LLVM backend to generate actual machine code (asm 2679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // or machine code, whatever.) 268462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Silently ignore if we weren't initialized for some reason. 27041ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang if (!mpModule) 2719ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 272462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Module *M = mGen->ReleaseModule(); 2749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (!M) { 2759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // The module has been released by IR gen on failures, do not double free. 2765abbe0e9ca2508260b627ffef2bf01e2554e8357Chris Wailes mpModule = nullptr; 2779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 2789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2806e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(mpModule == M && 2816e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines "Unexpected module change during LLVM IR generation"); 2829ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2839ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Insert #pragma information into metadata section of module 2843fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines if (!mPragmas->empty()) { 2859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::NamedMDNode *PragmaMetadata = 2869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mpModule->getOrInsertNamedMetadata(Slang::PragmaMetadataName); 2873fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines for (PragmaList::const_iterator I = mPragmas->begin(), E = mPragmas->end(); 2889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 2899ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) { 290c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines llvm::SmallVector<llvm::Metadata*, 2> Pragma; 2919ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Name goes first 2929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Pragma.push_back(llvm::MDString::get(mLLVMContext, I->first)); 2939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // And then value 2949ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Pragma.push_back(llvm::MDString::get(mLLVMContext, I->second)); 29583f0c6261efc8f397fc2509e3862bc6d0eb1e1c4Shih-wei Liao 2969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create MDNode and insert into PragmaMetadata 2979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao PragmaMetadata->addOperand( 29818c8829f2bd3cbe0d02471588c6643c0a8c6ca3cStephen Hines llvm::MDNode::get(mLLVMContext, Pragma)); 299462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 3009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 301462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 30268fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang HandleTranslationUnitPost(mpModule); 303462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3049ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create passes for optimization and code emission 305462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create and run per-function passes 3079ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CreateFunctionPasses(); 3089ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mPerFunctionPasses) { 3099ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->doInitialization(); 310462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3119ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (llvm::Module::iterator I = mpModule->begin(), E = mpModule->end(); 3129ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 3139ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 3149ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (!I->isDeclaration()) 3159ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->run(*I); 316462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3179ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->doFinalization(); 3189ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 319462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3209ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create and run module passes 3219ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CreateModulePasses(); 3229ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mPerModulePasses) 3239ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerModulePasses->run(*mpModule); 3249ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3253a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang switch (mOT) { 3263a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Assembly: 3273a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Object: { 3286315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!CreateCodeGenPasses()) 3299ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 330462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3319ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->doInitialization(); 332462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3339ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (llvm::Module::iterator I = mpModule->begin(), E = mpModule->end(); 3349ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 3359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 3366315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!I->isDeclaration()) 3379ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->run(*I); 3389ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3399ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->doFinalization(); 3409ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 3419ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3423a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_LLVMAssembly: { 343c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines llvm::legacy::PassManager *LLEmitPM = new llvm::legacy::PassManager(); 34421cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar LLEmitPM->add(llvm::createPrintModulePass(mBufferOutStream)); 3459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao LLEmitPM->run(*mpModule); 3469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 347462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 3483a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Bitcode: { 349c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines llvm::legacy::PassManager *BCEmitPM = new llvm::legacy::PassManager(); 3505e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines std::string BCStr; 3515e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines llvm::raw_string_ostream Bitcode(BCStr); 352c9454afec1649846512993d0ef65a9f868976bb4Chris Wailes unsigned int TargetAPI = getTargetAPI(); 3539b044ec938fd56355012851890c63974c8042c9fStephen Hines switch (TargetAPI) { 3549b044ec938fd56355012851890c63974c8042c9fStephen Hines case SLANG_HC_TARGET_API: 3559b044ec938fd56355012851890c63974c8042c9fStephen Hines case SLANG_HC_MR1_TARGET_API: 3569b044ec938fd56355012851890c63974c8042c9fStephen Hines case SLANG_HC_MR2_TARGET_API: { 3579b044ec938fd56355012851890c63974c8042c9fStephen Hines // Pre-ICS targets must use the LLVM 2.9 BitcodeWriter 3589b044ec938fd56355012851890c63974c8042c9fStephen Hines BCEmitPM->add(llvm_2_9::createBitcodeWriterPass(Bitcode)); 3599b044ec938fd56355012851890c63974c8042c9fStephen Hines break; 3609b044ec938fd56355012851890c63974c8042c9fStephen Hines } 3619b044ec938fd56355012851890c63974c8042c9fStephen Hines case SLANG_ICS_TARGET_API: 3629b044ec938fd56355012851890c63974c8042c9fStephen Hines case SLANG_ICS_MR1_TARGET_API: { 3639b044ec938fd56355012851890c63974c8042c9fStephen Hines // ICS targets must use the LLVM 2.9_func BitcodeWriter 3649b044ec938fd56355012851890c63974c8042c9fStephen Hines BCEmitPM->add(llvm_2_9_func::createBitcodeWriterPass(Bitcode)); 3659b044ec938fd56355012851890c63974c8042c9fStephen Hines break; 3669b044ec938fd56355012851890c63974c8042c9fStephen Hines } 3679b044ec938fd56355012851890c63974c8042c9fStephen Hines default: { 3689e3aa07a4456aad52920e0a7464954fe67cdbe01Chris Wailes if (TargetAPI != SLANG_DEVELOPMENT_TARGET_API && 3699e3aa07a4456aad52920e0a7464954fe67cdbe01Chris Wailes (TargetAPI < SLANG_MINIMUM_TARGET_API || 3709e3aa07a4456aad52920e0a7464954fe67cdbe01Chris Wailes TargetAPI > SLANG_MAXIMUM_TARGET_API)) { 3719b044ec938fd56355012851890c63974c8042c9fStephen Hines slangAssert(false && "Invalid target API value"); 3729b044ec938fd56355012851890c63974c8042c9fStephen Hines } 373d711dec946b6408791ca59eb98e363ef04bbd4aaStephen Hines // Switch to the 3.2 BitcodeWriter by default, and don't use 374d711dec946b6408791ca59eb98e363ef04bbd4aaStephen Hines // LLVM's included BitcodeWriter at all (for now). 375d711dec946b6408791ca59eb98e363ef04bbd4aaStephen Hines BCEmitPM->add(llvm_3_2::createBitcodeWriterPass(Bitcode)); 376d711dec946b6408791ca59eb98e363ef04bbd4aaStephen Hines //BCEmitPM->add(llvm::createBitcodeWriterPass(Bitcode)); 3779b044ec938fd56355012851890c63974c8042c9fStephen Hines break; 3789b044ec938fd56355012851890c63974c8042c9fStephen Hines } 3794cc499d6e5ec602309501873449c938af61170b2Stephen Hines } 3805e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines 3819ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao BCEmitPM->run(*mpModule); 3825e6d0d5a911fff0b7b4bce216a213a4cf8a811f5Stephen Hines WrapBitcode(Bitcode); 3839ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 3849ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3853a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Nothing: { 3869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 3879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao default: { 3896e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(false && "Unknown output type"); 3909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3919ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 392462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 39321cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mBufferOutStream.flush(); 394462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 395462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::HandleTagDeclDefinition(clang::TagDecl *D) { 3979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->HandleTagDeclDefinition(D); 398462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 399462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 4009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::CompleteTentativeDefinition(clang::VarDecl *D) { 4019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->CompleteTentativeDefinition(D); 402462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 403462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 404462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei LiaoBackend::~Backend() { 4059ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mpModule; 4069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mGen; 4079ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mPerFunctionPasses; 4089ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mPerModulePasses; 4099ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mCodeGenPasses; 410462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 411e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 4128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet// 1) Add zero initialization of local RS object types 4138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::AnnotateFunction(clang::FunctionDecl *FD) { 4148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && 4158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FD->hasBody() && 4168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet !Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) { 4178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRefCount.Init(); 4188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRefCount.Visit(FD->getBody()); 4198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 4218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletbool Backend::HandleTopLevelDecl(clang::DeclGroupRef D) { 4238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Disallow user-defined functions with prefix "rs" 4248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mAllowRSPrefix) { 4258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Iterate all function declarations in the program. 4268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); 4278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; I++) { 4288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 4298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD == nullptr) 4308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet continue; 4318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!FD->getName().startswith("rs")) // Check prefix 4328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet continue; 4338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) 4348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->ReportError(FD->getLocation(), 4358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "invalid function name prefix, " 4368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "\"rs\" is reserved: '%0'") 4378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet << FD->getName(); 4388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Process any non-static function declarations 4428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); I != E; I++) { 4438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 4448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && FD->isGlobal()) { 4458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Check that we don't have any array parameters being misintrepeted as 4468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // kernel pointers due to the C type system's array to pointer decay. 4478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet size_t numParams = FD->getNumParams(); 4488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (size_t i = 0; i < numParams; i++) { 4498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const clang::ParmVarDecl *PVD = FD->getParamDecl(i); 4508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::QualType QT = PVD->getOriginalType(); 4518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (QT->isArrayType()) { 4528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->ReportError( 4538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet PVD->getTypeSpecStartLoc(), 4548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "exported function parameters may not have array type: %0") 4558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet << QT; 4568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AnnotateFunction(FD); 4598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return mGen->HandleTopLevelDecl(D); 4628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 4638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::HandleTranslationUnitPre(clang::ASTContext &C) { 4658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::TranslationUnitDecl *TUDecl = C.getTranslationUnitDecl(); 4668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // If we have an invalid RS/FS AST, don't check further. 4688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mASTChecker.Validate()) { 4698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 4708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mIsFilterscript) { 4738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->addPragma("rs_fp_relaxed", ""); 4748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet int version = mContext->getVersion(); 4778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (version == 0) { 4788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Not setting a version is an error 4798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.Report( 4808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mSourceMgr.getLocForEndOfFile(mSourceMgr.getMainFileID()), 4818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.getCustomDiagID( 4828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::DiagnosticsEngine::Error, 4838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "missing pragma for version in source file")); 4848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 4858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(version == 1); 4868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->getReflectJavaPackageName().empty()) { 4898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.Report( 4908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mSourceMgr.getLocForEndOfFile(mSourceMgr.getMainFileID()), 4918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.getCustomDiagID(clang::DiagnosticsEngine::Error, 4928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "missing \"#pragma rs " 4938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "java_package_name(com.foo.bar)\" " 4948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "in source file")); 4958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 4968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create a static global destructor if necessary (to handle RS object 4998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // runtime cleanup). 5008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = mRefCount.CreateStaticGlobalDtor(); 5018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD) { 5028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HandleTopLevelDecl(clang::DeclGroupRef(FD)); 5038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Process any static function declarations 5068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclContext::decl_iterator I = TUDecl->decls_begin(), 5078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = TUDecl->decls_end(); I != E; I++) { 5088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if ((I->getKind() >= clang::Decl::firstFunction) && 5098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet (I->getKind() <= clang::Decl::lastFunction)) { 5108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 5118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && !FD->isGlobal()) { 5128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AnnotateFunction(FD); 5138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 5178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet/////////////////////////////////////////////////////////////////////////////// 5198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportVarInfo(llvm::Module *M) { 5208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet int slotCount = 0; 5218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportVarMetadata == nullptr) 5228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportVarMetadata = M->getOrInsertNamedMetadata(RS_EXPORT_VAR_MN); 5238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 2> ExportVarInfo; 5258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // We emit slot information (#rs_object_slots) for any reference counted 5278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // RS type or pointer (which can also be bound). 5288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_var_iterator I = mContext->export_vars_begin(), 5308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_vars_end(); 5318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 5328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 5338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportVar *EV = *I; 5348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportType *ET = EV->getType(); 5358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet bool countsAsRSObject = false; 5368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Variable name 5388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, EV->getName().c_str())); 5408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Type name 5428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet switch (ET->getClass()) { 5438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassPrimitive: { 5448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportPrimitiveType *PT = 5458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportPrimitiveType*>(ET); 5468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, llvm::utostr_32(PT->getType()))); 5498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (PT->isRSObjectType()) { 5508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet countsAsRSObject = true; 5518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassPointer: { 5558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, ("*" + static_cast<const RSExportPointerType*>(ET) 5588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ->getPointeeType()->getName()).c_str())); 5598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassMatrix: { 5628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, llvm::utostr_32( 5658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet /* TODO Strange value. This pushes just a number, quite 5668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * different than the other cases. What is this used for? 5678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * These are the metadata values that some partner drivers 5688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * want to reference (for TBAA, etc.). We may want to look 5698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * at whether these provide any reasonable value (or have 5708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * distinct enough values to actually depend on). 5718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet */ 5728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet DataTypeRSMatrix2x2 + 5738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportMatrixType*>(ET)->getDim() - 2))); 5748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassVector: 5778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassConstantArray: 5788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassRecord: { 5798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 5818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EV->getType()->getName().c_str())); 5828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportVarMetadata->addOperand( 5878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportVarInfo)); 5888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.clear(); 5898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mRSObjectSlotsMetadata == nullptr) { 5918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRSObjectSlotsMetadata = 5928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_OBJECT_SLOTS_MN); 5938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (countsAsRSObject) { 5968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRSObjectSlotsMetadata->addOperand(llvm::MDNode::get(mLLVMContext, 5978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, llvm::utostr_32(slotCount)))); 5988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slotCount++; 6018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 6038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportFunctionInfo(llvm::Module *M) { 6058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportFuncMetadata == nullptr) 6068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata = 6078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FUNC_MN); 6088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportFuncInfo; 6108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_func_iterator 6128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_funcs_begin(), 6138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_funcs_end(); 6148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 6158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 6168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportFunc *EF = *I; 6178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Function name 6198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!EF->hasParam()) { 6208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.push_back(llvm::MDString::get(mLLVMContext, 6218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EF->getName().c_str())); 6228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 6238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function *F = M->getFunction(EF->getName()); 6248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function *HelperFunction; 6258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const std::string HelperFunctionName(".helper_" + EF->getName()); 6268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(F && "Function marked as exported disappeared in Bitcode"); 6288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create helper function 6308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet { 6318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::StructType *HelperFunctionParameterTy = nullptr; 6328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<bool> isStructInput; 6338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!F->getArgumentList().empty()) { 6358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<llvm::Type*> HelperFunctionParameterTys; 6368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (llvm::Function::arg_iterator AI = F->arg_begin(), 6378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AE = F->arg_end(); AI != AE; AI++) { 6388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (AI->getType()->isPointerTy() && AI->getType()->getPointerElementType()->isStructTy()) { 6398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTys.push_back(AI->getType()->getPointerElementType()); 6408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet isStructInput.push_back(true); 6418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 6428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTys.push_back(AI->getType()); 6438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet isStructInput.push_back(false); 6448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTy = 6478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::StructType::get(mLLVMContext, HelperFunctionParameterTys); 6488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!EF->checkParameterPacketType(HelperFunctionParameterTy)) { 6518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Failed to export function %s: parameter type " 6528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "mismatch during creation of helper function.\n", 6538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EF->getName().c_str()); 6548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType *Expected = EF->getParamPacketType(); 6568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (Expected) { 6578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Expected:\n"); 6588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Expected->getLLVMType()->dump(); 6598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (HelperFunctionParameterTy) { 6618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Got:\n"); 6628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTy->dump(); 6638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<llvm::Type*> Params; 6678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (HelperFunctionParameterTy) { 6688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::PointerType *HelperFunctionParameterTyP = 6698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::PointerType::getUnqual(HelperFunctionParameterTy); 6708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(HelperFunctionParameterTyP); 6718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::FunctionType * HelperFunctionType = 6748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::FunctionType::get(F->getReturnType(), 6758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params, 6768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet /* IsVarArgs = */false); 6778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction = 6798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function::Create(HelperFunctionType, 6808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::GlobalValue::ExternalLinkage, 6818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionName, 6828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M); 6838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction->addFnAttr(llvm::Attribute::NoInline); 6858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction->setCallingConv(F->getCallingConv()); 6868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create helper function body 6888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet { 6898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Argument *HelperFunctionParameter = 6908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet &(*HelperFunction->arg_begin()); 6918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::BasicBlock *BB = 6928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::BasicBlock::Create(mLLVMContext, "entry", HelperFunction); 6938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::IRBuilder<> *IB = new llvm::IRBuilder<>(BB); 6948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Value*, 6> Params; 6958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *Idx[2]; 6968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Idx[0] = 6988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::ConstantInt::get(llvm::Type::getInt32Ty(mLLVMContext), 0); 6998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // getelementptr and load instruction for all elements in 7018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // parameter .p 7028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (size_t i = 0; i < EF->getNumParameters(); i++) { 7038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // getelementptr 7048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Idx[1] = llvm::ConstantInt::get( 7058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Type::getInt32Ty(mLLVMContext), i); 7068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *Ptr = NULL; 7088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Ptr = IB->CreateInBoundsGEP(HelperFunctionParameter, Idx); 7108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Load is only required for non-struct ptrs 7128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (isStructInput[i]) { 7138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(Ptr); 7148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 7158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *V = IB->CreateLoad(Ptr); 7168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(V); 7178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Call and pass the all elements as parameter to F 7218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::CallInst *CI = IB->CreateCall(F, Params); 7228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet CI->setCallingConv(F->getCallingConv()); 7248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (F->getReturnType() == llvm::Type::getVoidTy(mLLVMContext)) 7268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet IB->CreateRetVoid(); 7278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet else 7288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet IB->CreateRet(CI); 7298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet delete IB; 7318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.push_back( 7358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, HelperFunctionName.c_str())); 7368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata->addOperand( 7398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportFuncInfo)); 7408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.clear(); 7418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 7438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportForEachInfo(llvm::Module *M) { 7458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportForEachNameMetadata == nullptr) { 7468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachNameMetadata = 7478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_NAME_MN); 7488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportForEachSignatureMetadata == nullptr) { 7508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachSignatureMetadata = 7518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_MN); 7528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportForEachName; 7558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportForEachInfo; 7568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_foreach_iterator 7588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_foreach_begin(), 7598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_foreach_end(); 7608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 7618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 7628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportForEach *EFE = *I; 7638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachName.push_back( 7658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, EFE->getName().c_str())); 7668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachNameMetadata->addOperand( 7688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportForEachName)); 7698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachName.clear(); 7708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachInfo.push_back( 7728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 7738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::utostr_32(EFE->getSignatureMetadata()))); 7748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachSignatureMetadata->addOperand( 7768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportForEachInfo)); 7778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachInfo.clear(); 7788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 7808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportTypeInfo(llvm::Module *M) { 7828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportTypeInfo; 7838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_type_iterator 7858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_types_begin(), 7868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_types_end(); 7878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 7888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 7898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // First, dump type name list to export 7908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportType *ET = I->getValue(); 7918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportTypeInfo.clear(); 7938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Type name 7948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportTypeInfo.push_back( 7958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, ET->getName().c_str())); 7968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (ET->getClass() == RSExportType::ExportClassRecord) { 7988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType *ERT = 7998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportRecordType*>(ET); 8008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportTypeMetadata == nullptr) 8028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportTypeMetadata = 8038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_TYPE_MN); 8048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportTypeMetadata->addOperand( 8068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportTypeInfo)); 8078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Now, export struct field information to %[struct name] 8098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::string StructInfoMetadataName("%"); 8108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet StructInfoMetadataName.append(ET->getName()); 8118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::NamedMDNode *StructInfoMetadata = 8128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(StructInfoMetadataName); 8138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 3> FieldInfo; 8148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(StructInfoMetadata->getNumOperands() == 0 && 8168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "Metadata with same name was created before"); 8178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSExportRecordType::const_field_iterator FI = ERT->fields_begin(), 8188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FE = ERT->fields_end(); 8198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FI != FE; 8208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FI++) { 8218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType::Field *F = *FI; 8228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // 1. field name 8248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.push_back(llvm::MDString::get(mLLVMContext, 8258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet F->getName().c_str())); 8268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // 2. field type name 8288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.push_back( 8298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 8308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet F->getType()->getName().c_str())); 8318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet StructInfoMetadata->addOperand( 8338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, FieldInfo)); 8348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.clear(); 8358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } // ET->getClass() == RSExportType::ExportClassRecord 8378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 8398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::HandleTranslationUnitPost(llvm::Module *M) { 8418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mContext->is64Bit()) { 8438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->setDataLayout("e-p:32:32-i64:64-v128:64:128-n32-S64"); 8448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mContext->processExport()) { 8478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 8488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportVar()) 8518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportVarInfo(M); 8528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportFunc()) 8548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportFunctionInfo(M); 8558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportForEach()) 8578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportForEachInfo(M); 8588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportType()) 8608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportTypeInfo(M); 8618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 8628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 863e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines} // namespace slang 864