slang_backend.cpp revision 40bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfa
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" 2365f23ed862e1a1e16477ba740f295ff4a83ac822David Gross#include "clang/AST/Attr.h" 249ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/AST/Decl.h" 259ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/AST/DeclGroup.h" 26462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 279ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Basic/Diagnostic.h" 28e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/Basic/TargetInfo.h" 299ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Basic/TargetOptions.h" 30462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 31e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "clang/CodeGen/ModuleBuilder.h" 32e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 333a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang#include "clang/Frontend/CodeGenOptions.h" 349ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "clang/Frontend/FrontendDiagnostic.h" 35462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/ADT/Twine.h" 378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/ADT/StringExtras.h" 38e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 39e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Bitcode/ReaderWriter.h" 40e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 41e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/CodeGen/RegAllocRegistry.h" 42e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/CodeGen/SchedulerRegistry.h" 43e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Constant.h" 458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Constants.h" 468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DataLayout.h" 478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DebugLoc.h" 488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/DerivedTypes.h" 498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Function.h" 508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/IRBuilder.h" 518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/IRPrintingPasses.h" 5223c4358f12bd9d0ba7166eceebd683db95a41b3fStephen Hines#include "llvm/IR/LLVMContext.h" 5323c4358f12bd9d0ba7166eceebd683db95a41b3fStephen Hines#include "llvm/IR/Metadata.h" 548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "llvm/IR/Module.h" 55e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 569207a2e495c8363606861e4f034504ec5c153dabLogan Chien#include "llvm/Transforms/IPO/PassManagerBuilder.h" 57fcc654a1f4034978f7534479f9c5c33a92ca8546Shih-wei Liao 58e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Target/TargetMachine.h" 59e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Target/TargetOptions.h" 609207a2e495c8363606861e4f034504ec5c153dabLogan Chien#include "llvm/Support/TargetRegistry.h" 6177703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao 6277703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao#include "llvm/MC/SubtargetFeature.h" 63462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 646e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines#include "slang_assert.h" 658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang.h" 66dabd246c169fe8bc7d80a31779311bfc583b2ea0Matt Wala#include "slang_bitcode_gen.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" 70c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala#include "slang_rs_export_reduce.h" 718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_type.h" 728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_export_var.h" 738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet#include "slang_rs_metadata.h" 748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 752770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross#include "rs_cc_options.h" 762770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross 77552d872e5cdc883d9f8e76d8c67d3a82e3ece488Stephen Hines#include "strip_unknown_attributes.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 141167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar // Use soft-float ABI for ARM (which is the target used by Slang during code 142167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar // generation). Codegen still uses hardware FPU by default. To use software 143167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar // floating point, add 'soft-float' feature to FeaturesStr below. 144167bd79e95d496474346fcb9b2905d42ab55d750Pirama Arumuga Nainar Options.FloatABIType = llvm::FloatABI::Soft; 1459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // BCC needs all unknown symbols resolved at compilation time. So we don't 1479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // need any relocation model. 148ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien llvm::Reloc::Model RM = llvm::Reloc::Static; 1499ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 15041ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // This is set for the linker (specify how large of the virtual addresses we 15141ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // can access for all unknown symbols.) 1529207a2e495c8363606861e4f034504ec5c153dabLogan Chien llvm::CodeModel::Model CM; 1530b7545898dcfe2979f2c13afd12d276fc736412dStephen Hines if (mpModule->getDataLayout().getPointerSize() == 4) { 1549207a2e495c8363606861e4f034504ec5c153dabLogan Chien CM = llvm::CodeModel::Small; 1559207a2e495c8363606861e4f034504ec5c153dabLogan Chien } else { 15641ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // The target may have pointer size greater than 32 (e.g. x86_64 15741ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang // architecture) may need large data address model 1589207a2e495c8363606861e4f034504ec5c153dabLogan Chien CM = llvm::CodeModel::Medium; 1599207a2e495c8363606861e4f034504ec5c153dabLogan Chien } 1609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1619ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Setup feature string 1629ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string FeaturesStr; 1639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mTargetOpts.CPU.size() || mTargetOpts.Features.size()) { 1649ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SubtargetFeatures Features; 1659ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (std::vector<std::string>::const_iterator 1679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I = mTargetOpts.Features.begin(), E = mTargetOpts.Features.end(); 1689ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 1699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 1709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Features.AddFeature(*I); 1719ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FeaturesStr = Features.getString(); 1739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 1749207a2e495c8363606861e4f034504ec5c153dabLogan Chien 1759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetMachine *TM = 1769207a2e495c8363606861e4f034504ec5c153dabLogan Chien TargetInfo->createTargetMachine(Triple, mTargetOpts.CPU, FeaturesStr, 177ac4e18584b8768b3f68535fa5f16232e03974323Logan Chien Options, RM, CM); 1789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Register allocation policy: 1809ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // createFastRegisterAllocator: fast but bad quality 1812c6bad5038d8509466b9e0f9aa6a8ae533c0e029Logan Chien // createGreedyRegisterAllocator: not so fast but good quality 1829ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::RegisterRegAlloc::setDefault((mCodeGenOpts.OptimizationLevel == 0) ? 1839ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::createFastRegisterAllocator : 1842c6bad5038d8509466b9e0f9aa6a8ae533c0e029Logan Chien llvm::createGreedyRegisterAllocator); 1859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::CodeGenOpt::Level OptLevel = llvm::CodeGenOpt::Default; 18777703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao if (mCodeGenOpts.OptimizationLevel == 0) { 1889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao OptLevel = llvm::CodeGenOpt::None; 18977703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } else if (mCodeGenOpts.OptimizationLevel == 3) { 1909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao OptLevel = llvm::CodeGenOpt::Aggressive; 19177703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } 1929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::TargetMachine::CodeGenFileType CGFT = 1946315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr llvm::TargetMachine::CGFT_AssemblyFile; 19577703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao if (mOT == Slang::OT_Object) { 1969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CGFT = llvm::TargetMachine::CGFT_ObjectFile; 19777703262b9c2fecc22287ca236daa72b2cea7d27Shih-wei Liao } 19821cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar if (TM->addPassesToEmitFile(*mCodeGenPasses, mBufferOutStream, 1999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CGFT, OptLevel)) { 2009207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report(clang::diag::err_fe_unable_to_interface_with_target); 2019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return false; 2029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2039ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2049ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return true; 205462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 206462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc BrouilletBackend::Backend(RSContext *Context, clang::DiagnosticsEngine *DiagEngine, 2088f093e05e28046b6fc74175b66a06152f72e0c66Pirama Arumuga Nainar const RSCCOptions &Opts, 2098f093e05e28046b6fc74175b66a06152f72e0c66Pirama Arumuga Nainar const clang::HeaderSearchOptions &HeaderSearchOpts, 2108f093e05e28046b6fc74175b66a06152f72e0c66Pirama Arumuga Nainar const clang::PreprocessorOptions &PreprocessorOpts, 2118f093e05e28046b6fc74175b66a06152f72e0c66Pirama Arumuga Nainar const clang::CodeGenOptions &CodeGenOpts, 2128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const clang::TargetOptions &TargetOpts, PragmaList *Pragmas, 2138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::raw_ostream *OS, Slang::OutputType OT, 2148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::SourceManager &SourceMgr, bool AllowRSPrefix, 2158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet bool IsFilterscript) 2168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet : ASTConsumer(), mTargetOpts(TargetOpts), mpModule(nullptr), mpOS(OS), 2178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mOT(OT), mGen(nullptr), mPerFunctionPasses(nullptr), 21821cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mPerModulePasses(nullptr), mCodeGenPasses(nullptr), 21921cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar mBufferOutStream(*mpOS), mContext(Context), 2202770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross mSourceMgr(SourceMgr), mASTPrint(Opts.mASTPrint), mAllowRSPrefix(AllowRSPrefix), 2218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mIsFilterscript(IsFilterscript), mExportVarMetadata(nullptr), 2228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata(nullptr), mExportForEachNameMetadata(nullptr), 223dbf5b61ea24012f883e238fd17bdca0758f181d6David Gross mExportForEachSignatureMetadata(nullptr), 22415e44e66adc350adb4fe0533a442092c64333ab5David Gross mExportReduceNewMetadata(nullptr), 225c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala mExportTypeMetadata(nullptr), mRSObjectSlotsMetadata(nullptr), 226c0c5dd85f2d2df2bcf0cb284001f544d6c42eff9Matt Wala mRefCount(mContext->getASTContext()), 2278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mASTChecker(Context, Context->getTargetAPI(), IsFilterscript), 228fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni mForEachHandler(Context), 2298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext(llvm::getGlobalContext()), mDiagEngine(*DiagEngine), 2308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mCodeGenOpts(CodeGenOpts), mPragmas(Pragmas) { 2318f093e05e28046b6fc74175b66a06152f72e0c66Pirama Arumuga Nainar mGen = CreateLLVMCodeGen(mDiagEngine, "", HeaderSearchOpts, PreprocessorOpts, 2328f093e05e28046b6fc74175b66a06152f72e0c66Pirama Arumuga Nainar mCodeGenOpts, mLLVMContext); 233462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 234462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::Initialize(clang::ASTContext &Ctx) { 2369ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->Initialize(Ctx); 237462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2389ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mpModule = mGen->GetModule(); 239462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 240462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2419ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::HandleTranslationUnit(clang::ASTContext &Ctx) { 24268fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang HandleTranslationUnitPre(Ctx); 24368fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang 2442770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross if (mASTPrint) 2452770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross Ctx.getTranslationUnitDecl()->dump(); 2462770d0e31ef3b14cd51ca07273240ad0995dc5cdDavid Gross 2479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->HandleTranslationUnit(Ctx); 248462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2499ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Here, we complete a translation unit (whole translation unit is now in LLVM 2509ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // IR). Now, interact with LLVM backend to generate actual machine code (asm 2519ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // or machine code, whatever.) 252462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2539ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Silently ignore if we weren't initialized for some reason. 25441ebf534161bb67f6207a070c1f6a895dc853408Zonr Chang if (!mpModule) 2559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 256462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2579ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Module *M = mGen->ReleaseModule(); 2589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (!M) { 2599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // The module has been released by IR gen on failures, do not double free. 2605abbe0e9ca2508260b627ffef2bf01e2554e8357Chris Wailes mpModule = nullptr; 2619ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 2629ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2646e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(mpModule == M && 2656e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines "Unexpected module change during LLVM IR generation"); 2669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Insert #pragma information into metadata section of module 2683fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines if (!mPragmas->empty()) { 2699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::NamedMDNode *PragmaMetadata = 2709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mpModule->getOrInsertNamedMetadata(Slang::PragmaMetadataName); 2713fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines for (PragmaList::const_iterator I = mPragmas->begin(), E = mPragmas->end(); 2729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 2739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) { 274c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines llvm::SmallVector<llvm::Metadata*, 2> Pragma; 2759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Name goes first 2769ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Pragma.push_back(llvm::MDString::get(mLLVMContext, I->first)); 2779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // And then value 2789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Pragma.push_back(llvm::MDString::get(mLLVMContext, I->second)); 27983f0c6261efc8f397fc2509e3862bc6d0eb1e1c4Shih-wei Liao 2809ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create MDNode and insert into PragmaMetadata 2819ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao PragmaMetadata->addOperand( 28218c8829f2bd3cbe0d02471588c6643c0a8c6ca3cStephen Hines llvm::MDNode::get(mLLVMContext, Pragma)); 283462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 2849ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 285462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 28668fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang HandleTranslationUnitPost(mpModule); 287462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create passes for optimization and code emission 289462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create and run per-function passes 2919ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CreateFunctionPasses(); 2929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mPerFunctionPasses) { 2939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->doInitialization(); 294462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 2959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (llvm::Module::iterator I = mpModule->begin(), E = mpModule->end(); 2969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 2979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 2989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (!I->isDeclaration()) 2999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->run(*I); 300462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerFunctionPasses->doFinalization(); 3029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 303462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3049ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create and run module passes 3059ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CreateModulePasses(); 3069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mPerModulePasses) 3079ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mPerModulePasses->run(*mpModule); 3089ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3093a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang switch (mOT) { 3103a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Assembly: 3113a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Object: { 3126315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!CreateCodeGenPasses()) 3139ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 314462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3159ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->doInitialization(); 316462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3179ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao for (llvm::Module::iterator I = mpModule->begin(), E = mpModule->end(); 3189ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 3199ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) 3206315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!I->isDeclaration()) 3219ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->run(*I); 3229ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3239ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mCodeGenPasses->doFinalization(); 3249ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 3259ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3263a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_LLVMAssembly: { 327c706907a8041faaa882f9bd87f1d1c1669023a62Stephen Hines llvm::legacy::PassManager *LLEmitPM = new llvm::legacy::PassManager(); 32821cc01860b95cad7ae60c686e511e8f4ae034e39Pirama Arumuga Nainar LLEmitPM->add(llvm::createPrintModulePass(mBufferOutStream)); 3299ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao LLEmitPM->run(*mpModule); 3309ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 331462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 3323a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Bitcode: { 333dabd246c169fe8bc7d80a31779311bfc583b2ea0Matt Wala writeBitcode(mBufferOutStream, *mpModule, getTargetAPI(), 334b130e157d3a5c2256e7aa0005d7134f3ac060c56Stephen McGroarty mCodeGenOpts.OptimizationLevel, mCodeGenOpts.getDebugInfo()); 3359ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 3369ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3373a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang case Slang::OT_Nothing: { 3389ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 3399ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3409ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao default: { 3416e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(false && "Unknown output type"); 3429ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3439ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 344462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 345462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::HandleTagDeclDefinition(clang::TagDecl *D) { 3479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->HandleTagDeclDefinition(D); 348462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 349462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3509ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liaovoid Backend::CompleteTentativeDefinition(clang::VarDecl *D) { 3519ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mGen->CompleteTentativeDefinition(D); 352462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 353462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 354462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei LiaoBackend::~Backend() { 3559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mpModule; 3569ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mGen; 3579ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mPerFunctionPasses; 3589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mPerModulePasses; 3599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete mCodeGenPasses; 360462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 361e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 3628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet// 1) Add zero initialization of local RS object types 3638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::AnnotateFunction(clang::FunctionDecl *FD) { 3648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && 3658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FD->hasBody() && 3668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet !Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) { 3678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRefCount.Init(); 368283a6cf32b808c703b219862ac491df3c9fc8b4bYang Ni mRefCount.SetDeclContext(FD); 3698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRefCount.Visit(FD->getBody()); 3708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 3718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 3728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 3738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletbool Backend::HandleTopLevelDecl(clang::DeclGroupRef D) { 3742615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni // Find and remember the types for rs_allocation and rs_script_call_t so 3752615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni // they can be used later for translating rsForEach() calls. 3762615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); 3772615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni (mContext->getAllocationType().isNull() || 3782615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni mContext->getScriptCallType().isNull()) && 3792615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni I != E; I++) { 3802615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni if (clang::TypeDecl* TD = llvm::dyn_cast<clang::TypeDecl>(*I)) { 3812615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni clang::StringRef TypeName = TD->getName(); 3822615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni if (TypeName.equals("rs_allocation")) { 38388f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni mContext->setAllocationType(TD); 3842615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni } else if (TypeName.equals("rs_script_call_t")) { 3852615f383dfc1542a05f19aee23b03a09bd018f4eYang Ni mContext->setScriptCallType(TD); 38688f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni } 38788f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni } 38888f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni } 38988f21e16250d2e52a75607b7f0c396e1c2a34201Yang Ni 3908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Disallow user-defined functions with prefix "rs" 3918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mAllowRSPrefix) { 3928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Iterate all function declarations in the program. 3938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); 3948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; I++) { 3958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 3968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD == nullptr) 3978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet continue; 3988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!FD->getName().startswith("rs")) // Check prefix 3998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet continue; 4008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) 4018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->ReportError(FD->getLocation(), 4028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "invalid function name prefix, " 4038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "\"rs\" is reserved: '%0'") 4048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet << FD->getName(); 4058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); I != E; I++) { 4098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 41065f23ed862e1a1e16477ba740f295ff4a83ac822David Gross if (FD) { 4115e306b944425a952fe744f59d828538137a59375David Gross // Handle forward reference from pragma (see 4125e306b944425a952fe744f59d828538137a59375David Gross // RSReducePragmaHandler::HandlePragma for backward reference). 4135e306b944425a952fe744f59d828538137a59375David Gross mContext->markUsedByReducePragma(FD, RSContext::CheckNameYes); 41465f23ed862e1a1e16477ba740f295ff4a83ac822David Gross if (FD->isGlobal()) { 41565f23ed862e1a1e16477ba740f295ff4a83ac822David Gross // Check that we don't have any array parameters being misinterpreted as 41665f23ed862e1a1e16477ba740f295ff4a83ac822David Gross // kernel pointers due to the C type system's array to pointer decay. 41765f23ed862e1a1e16477ba740f295ff4a83ac822David Gross size_t numParams = FD->getNumParams(); 41865f23ed862e1a1e16477ba740f295ff4a83ac822David Gross for (size_t i = 0; i < numParams; i++) { 41965f23ed862e1a1e16477ba740f295ff4a83ac822David Gross const clang::ParmVarDecl *PVD = FD->getParamDecl(i); 42065f23ed862e1a1e16477ba740f295ff4a83ac822David Gross clang::QualType QT = PVD->getOriginalType(); 42165f23ed862e1a1e16477ba740f295ff4a83ac822David Gross if (QT->isArrayType()) { 42265f23ed862e1a1e16477ba740f295ff4a83ac822David Gross mContext->ReportError( 42365f23ed862e1a1e16477ba740f295ff4a83ac822David Gross PVD->getTypeSpecStartLoc(), 42465f23ed862e1a1e16477ba740f295ff4a83ac822David Gross "exported function parameters may not have array type: %0") 42565f23ed862e1a1e16477ba740f295ff4a83ac822David Gross << QT; 42665f23ed862e1a1e16477ba740f295ff4a83ac822David Gross } 4278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 42865f23ed862e1a1e16477ba740f295ff4a83ac822David Gross AnnotateFunction(FD); 4298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 431fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni 43240bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfaYang Ni if (getTargetAPI() >= SLANG_FEATURE_SINGLE_SOURCE_API) { 4331946749cebf4a64341d8210890688fef7d958c22Yang Ni if (FD && FD->hasBody() && 4349319dfc974a82794d46e9f474f316590f480b976Yang Ni !Slang::IsLocInRSHeaderFile(FD->getLocation(), mSourceMgr)) { 43540bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfaYang Ni if (FD->hasAttr<clang::KernelAttr>()) { 43640bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfaYang Ni // Log functions with attribute "kernel" by their names, and assign 43740bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfaYang Ni // them slot numbers. Any other function cannot be used in a 43840bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfaYang Ni // rsForEach() or rsForEachWithOptions() call, including old-style 43940bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfaYang Ni // kernel functions which are defined without the "kernel" attribute. 4409319dfc974a82794d46e9f474f316590f480b976Yang Ni mContext->addForEach(FD); 4411946749cebf4a64341d8210890688fef7d958c22Yang Ni } 4421946749cebf4a64341d8210890688fef7d958c22Yang Ni // Look for any kernel launch calls and translate them into using the 4431946749cebf4a64341d8210890688fef7d958c22Yang Ni // internal API. 44440bac5d72af8fe32ab3d0bb38aafb5c65d8d9dfaYang Ni // Report a compiler error on kernel launches inside a kernel. 4459319dfc974a82794d46e9f474f316590f480b976Yang Ni mForEachHandler.handleForEachCalls(FD, getTargetAPI()); 446fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 447fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 4488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 449fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni 4508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return mGen->HandleTopLevelDecl(D); 4518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 4528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::HandleTranslationUnitPre(clang::ASTContext &C) { 4548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::TranslationUnitDecl *TUDecl = C.getTranslationUnitDecl(); 4558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4565e306b944425a952fe744f59d828538137a59375David Gross if (!mContext->processReducePragmas(this)) 45765f23ed862e1a1e16477ba740f295ff4a83ac822David Gross return; 45865f23ed862e1a1e16477ba740f295ff4a83ac822David Gross 4598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // If we have an invalid RS/FS AST, don't check further. 4608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mASTChecker.Validate()) { 4618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 4628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mIsFilterscript) { 4658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mContext->addPragma("rs_fp_relaxed", ""); 4668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet int version = mContext->getVersion(); 4698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (version == 0) { 4708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Not setting a version is an error 4718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.Report( 4728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mSourceMgr.getLocForEndOfFile(mSourceMgr.getMainFileID()), 4738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.getCustomDiagID( 4748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::DiagnosticsEngine::Error, 4758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "missing pragma for version in source file")); 4768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 4778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(version == 1); 4788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->getReflectJavaPackageName().empty()) { 4818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.Report( 4828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mSourceMgr.getLocForEndOfFile(mSourceMgr.getMainFileID()), 4838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mDiagEngine.getCustomDiagID(clang::DiagnosticsEngine::Error, 4848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "missing \"#pragma rs " 4858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "java_package_name(com.foo.bar)\" " 4868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "in source file")); 4878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 4888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create a static global destructor if necessary (to handle RS object 4918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // runtime cleanup). 4928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = mRefCount.CreateStaticGlobalDtor(); 4938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD) { 4948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HandleTopLevelDecl(clang::DeclGroupRef(FD)); 4958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 4968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 4978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Process any static function declarations 4988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (clang::DeclContext::decl_iterator I = TUDecl->decls_begin(), 4998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = TUDecl->decls_end(); I != E; I++) { 5008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if ((I->getKind() >= clang::Decl::firstFunction) && 5018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet (I->getKind() <= clang::Decl::lastFunction)) { 5028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 5038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (FD && !FD->isGlobal()) { 5048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AnnotateFunction(FD); 5058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 5098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet/////////////////////////////////////////////////////////////////////////////// 5118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportVarInfo(llvm::Module *M) { 5128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet int slotCount = 0; 5138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportVarMetadata == nullptr) 5148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportVarMetadata = M->getOrInsertNamedMetadata(RS_EXPORT_VAR_MN); 5158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 2> ExportVarInfo; 5178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // We emit slot information (#rs_object_slots) for any reference counted 5198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // RS type or pointer (which can also be bound). 5208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_var_iterator I = mContext->export_vars_begin(), 5228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_vars_end(); 5238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 5248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 5258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportVar *EV = *I; 5268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportType *ET = EV->getType(); 5278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet bool countsAsRSObject = false; 5288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Variable name 5308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, EV->getName().c_str())); 5328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Type name 5348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet switch (ET->getClass()) { 5358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassPrimitive: { 5368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportPrimitiveType *PT = 5378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportPrimitiveType*>(ET); 5388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, llvm::utostr_32(PT->getType()))); 5418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (PT->isRSObjectType()) { 5428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet countsAsRSObject = true; 5438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassPointer: { 5478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, ("*" + static_cast<const RSExportPointerType*>(ET) 5508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ->getPointeeType()->getName()).c_str())); 5518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassMatrix: { 5548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get( 5568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mLLVMContext, llvm::utostr_32( 5578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet /* TODO Strange value. This pushes just a number, quite 5588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * different than the other cases. What is this used for? 5598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * These are the metadata values that some partner drivers 5608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * want to reference (for TBAA, etc.). We may want to look 5618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * at whether these provide any reasonable value (or have 5628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet * distinct enough values to actually depend on). 5638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet */ 5648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet DataTypeRSMatrix2x2 + 5658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportMatrixType*>(ET)->getDim() - 2))); 5668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassVector: 5698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassConstantArray: 5708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet case RSExportType::ExportClassRecord: { 5718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.push_back( 5728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 5738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EV->getType()->getName().c_str())); 5748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet break; 5758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportVarMetadata->addOperand( 5798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportVarInfo)); 5808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportVarInfo.clear(); 5818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mRSObjectSlotsMetadata == nullptr) { 5838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRSObjectSlotsMetadata = 5848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_OBJECT_SLOTS_MN); 5858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (countsAsRSObject) { 5888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mRSObjectSlotsMetadata->addOperand(llvm::MDNode::get(mLLVMContext, 5898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, llvm::utostr_32(slotCount)))); 5908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slotCount++; 5938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 5948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 5958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 5968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportFunctionInfo(llvm::Module *M) { 5978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportFuncMetadata == nullptr) 5988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata = 5998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FUNC_MN); 6008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportFuncInfo; 6028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_func_iterator 6048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_funcs_begin(), 6058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_funcs_end(); 6068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 6078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 6088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportFunc *EF = *I; 6098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Function name 6118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!EF->hasParam()) { 6128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.push_back(llvm::MDString::get(mLLVMContext, 6138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EF->getName().c_str())); 6148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 6158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function *F = M->getFunction(EF->getName()); 6168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function *HelperFunction; 6178024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const std::string HelperFunctionName(".helper_" + EF->getName()); 6188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6198024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(F && "Function marked as exported disappeared in Bitcode"); 6208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6218024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create helper function 6228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet { 6238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::StructType *HelperFunctionParameterTy = nullptr; 6248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<bool> isStructInput; 6258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!F->getArgumentList().empty()) { 6278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<llvm::Type*> HelperFunctionParameterTys; 6288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (llvm::Function::arg_iterator AI = F->arg_begin(), 6298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet AE = F->arg_end(); AI != AE; AI++) { 6308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (AI->getType()->isPointerTy() && AI->getType()->getPointerElementType()->isStructTy()) { 6318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTys.push_back(AI->getType()->getPointerElementType()); 6328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet isStructInput.push_back(true); 6338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 6348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTys.push_back(AI->getType()); 6358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet isStructInput.push_back(false); 6368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTy = 6398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::StructType::get(mLLVMContext, HelperFunctionParameterTys); 6408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!EF->checkParameterPacketType(HelperFunctionParameterTy)) { 6438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Failed to export function %s: parameter type " 6448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "mismatch during creation of helper function.\n", 6458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet EF->getName().c_str()); 6468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType *Expected = EF->getParamPacketType(); 6488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (Expected) { 6498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Expected:\n"); 6508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Expected->getLLVMType()->dump(); 6518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (HelperFunctionParameterTy) { 6538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet fprintf(stderr, "Got:\n"); 6548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionParameterTy->dump(); 6558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::vector<llvm::Type*> Params; 6598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (HelperFunctionParameterTy) { 6608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::PointerType *HelperFunctionParameterTyP = 6618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::PointerType::getUnqual(HelperFunctionParameterTy); 6628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(HelperFunctionParameterTyP); 6638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 6648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::FunctionType * HelperFunctionType = 6668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::FunctionType::get(F->getReturnType(), 6678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params, 6688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet /* IsVarArgs = */false); 6698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction = 6718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Function::Create(HelperFunctionType, 6728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::GlobalValue::ExternalLinkage, 6738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunctionName, 6748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M); 6758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction->addFnAttr(llvm::Attribute::NoInline); 6778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet HelperFunction->setCallingConv(F->getCallingConv()); 6788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Create helper function body 6808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet { 6818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Argument *HelperFunctionParameter = 6828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet &(*HelperFunction->arg_begin()); 6838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::BasicBlock *BB = 6848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::BasicBlock::Create(mLLVMContext, "entry", HelperFunction); 6858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::IRBuilder<> *IB = new llvm::IRBuilder<>(BB); 6868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Value*, 6> Params; 6878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *Idx[2]; 6888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Idx[0] = 6908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::ConstantInt::get(llvm::Type::getInt32Ty(mLLVMContext), 0); 6918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6928024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // getelementptr and load instruction for all elements in 6938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // parameter .p 6948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (size_t i = 0; i < EF->getNumParameters(); i++) { 6958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // getelementptr 6968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Idx[1] = llvm::ConstantInt::get( 6978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Type::getInt32Ty(mLLVMContext), i); 6988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 6998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *Ptr = NULL; 7008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Ptr = IB->CreateInBoundsGEP(HelperFunctionParameter, Idx); 7028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Load is only required for non-struct ptrs 7048024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (isStructInput[i]) { 7058024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(Ptr); 7068024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } else { 7078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::Value *V = IB->CreateLoad(Ptr); 7088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet Params.push_back(V); 7098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7118024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7128024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Call and pass the all elements as parameter to F 7138024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::CallInst *CI = IB->CreateCall(F, Params); 7148024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7158024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet CI->setCallingConv(F->getCallingConv()); 7168024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 717fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni if (F->getReturnType() == llvm::Type::getVoidTy(mLLVMContext)) { 7188024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet IB->CreateRetVoid(); 719fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } else { 7208024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet IB->CreateRet(CI); 721fb40ee2a90f37967bf4a40a18dec7f60e5c580d8Yang Ni } 7228024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7238024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet delete IB; 7248024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7258024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7268024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.push_back( 7288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, HelperFunctionName.c_str())); 7298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportFuncMetadata->addOperand( 7328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportFuncInfo)); 7338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportFuncInfo.clear(); 7348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 7368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportForEachInfo(llvm::Module *M) { 7388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportForEachNameMetadata == nullptr) { 7398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachNameMetadata = 7408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_NAME_MN); 7418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportForEachSignatureMetadata == nullptr) { 7438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachSignatureMetadata = 7448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_MN); 7458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportForEachName; 7488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportForEachInfo; 7498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_foreach_iterator 7518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_foreach_begin(), 7528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_foreach_end(); 7538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 7548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 7558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportForEach *EFE = *I; 7568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachName.push_back( 7588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, EFE->getName().c_str())); 7598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachNameMetadata->addOperand( 7618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportForEachName)); 7628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachName.clear(); 7638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachInfo.push_back( 7658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 7668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::utostr_32(EFE->getSignatureMetadata()))); 7678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 7688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportForEachSignatureMetadata->addOperand( 7698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportForEachInfo)); 7708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportForEachInfo.clear(); 7718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 7728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 7738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 77415e44e66adc350adb4fe0533a442092c64333ab5David Grossvoid Backend::dumpExportReduceNewInfo(llvm::Module *M) { 77515e44e66adc350adb4fe0533a442092c64333ab5David Gross if (!mExportReduceNewMetadata) { 77615e44e66adc350adb4fe0533a442092c64333ab5David Gross mExportReduceNewMetadata = 77715e44e66adc350adb4fe0533a442092c64333ab5David Gross M->getOrInsertNamedMetadata(RS_EXPORT_REDUCE_NEW_MN); 77815e44e66adc350adb4fe0533a442092c64333ab5David Gross } 77915e44e66adc350adb4fe0533a442092c64333ab5David Gross 78015e44e66adc350adb4fe0533a442092c64333ab5David Gross llvm::SmallVector<llvm::Metadata *, 6> ExportReduceNewInfo; 78115e44e66adc350adb4fe0533a442092c64333ab5David Gross // Add operand to ExportReduceNewInfo, padding out missing operands with 78215e44e66adc350adb4fe0533a442092c64333ab5David Gross // nullptr. 78315e44e66adc350adb4fe0533a442092c64333ab5David Gross auto addOperand = [&ExportReduceNewInfo](uint32_t Idx, llvm::Metadata *N) { 78415e44e66adc350adb4fe0533a442092c64333ab5David Gross while (Idx > ExportReduceNewInfo.size()) 78515e44e66adc350adb4fe0533a442092c64333ab5David Gross ExportReduceNewInfo.push_back(nullptr); 78615e44e66adc350adb4fe0533a442092c64333ab5David Gross ExportReduceNewInfo.push_back(N); 78715e44e66adc350adb4fe0533a442092c64333ab5David Gross }; 78815e44e66adc350adb4fe0533a442092c64333ab5David Gross // Add string operand to ExportReduceNewInfo, padding out missing operands 78915e44e66adc350adb4fe0533a442092c64333ab5David Gross // with nullptr. 79015e44e66adc350adb4fe0533a442092c64333ab5David Gross // If string is empty, then do not add it unless Always is true. 79115e44e66adc350adb4fe0533a442092c64333ab5David Gross auto addString = [&addOperand, this](uint32_t Idx, const std::string &S, 79215e44e66adc350adb4fe0533a442092c64333ab5David Gross bool Always = true) { 79315e44e66adc350adb4fe0533a442092c64333ab5David Gross if (Always || !S.empty()) 79415e44e66adc350adb4fe0533a442092c64333ab5David Gross addOperand(Idx, llvm::MDString::get(mLLVMContext, S)); 79515e44e66adc350adb4fe0533a442092c64333ab5David Gross }; 79615e44e66adc350adb4fe0533a442092c64333ab5David Gross 79715e44e66adc350adb4fe0533a442092c64333ab5David Gross // Add the description of the reduction kernels to the metadata node. 79815e44e66adc350adb4fe0533a442092c64333ab5David Gross for (auto I = mContext->export_reduce_new_begin(), 79915e44e66adc350adb4fe0533a442092c64333ab5David Gross E = mContext->export_reduce_new_end(); 80015e44e66adc350adb4fe0533a442092c64333ab5David Gross I != E; ++I) { 80115e44e66adc350adb4fe0533a442092c64333ab5David Gross ExportReduceNewInfo.clear(); 80215e44e66adc350adb4fe0533a442092c64333ab5David Gross 80365f23ed862e1a1e16477ba740f295ff4a83ac822David Gross int Idx = 0; 80465f23ed862e1a1e16477ba740f295ff4a83ac822David Gross 80565f23ed862e1a1e16477ba740f295ff4a83ac822David Gross addString(Idx++, (*I)->getNameReduce()); 80665f23ed862e1a1e16477ba740f295ff4a83ac822David Gross 80765f23ed862e1a1e16477ba740f295ff4a83ac822David Gross addOperand(Idx++, llvm::MDString::get(mLLVMContext, llvm::utostr_32((*I)->getAccumulatorTypeSize()))); 80815e44e66adc350adb4fe0533a442092c64333ab5David Gross 80915e44e66adc350adb4fe0533a442092c64333ab5David Gross llvm::SmallVector<llvm::Metadata *, 2> Accumulator; 81015e44e66adc350adb4fe0533a442092c64333ab5David Gross Accumulator.push_back( 81115e44e66adc350adb4fe0533a442092c64333ab5David Gross llvm::MDString::get(mLLVMContext, (*I)->getNameAccumulator())); 81215e44e66adc350adb4fe0533a442092c64333ab5David Gross Accumulator.push_back(llvm::MDString::get( 81315e44e66adc350adb4fe0533a442092c64333ab5David Gross mLLVMContext, 81465f23ed862e1a1e16477ba740f295ff4a83ac822David Gross llvm::utostr_32((*I)->getAccumulatorSignatureMetadata()))); 81565f23ed862e1a1e16477ba740f295ff4a83ac822David Gross addOperand(Idx++, llvm::MDTuple::get(mLLVMContext, Accumulator)); 81615e44e66adc350adb4fe0533a442092c64333ab5David Gross 81765f23ed862e1a1e16477ba740f295ff4a83ac822David Gross addString(Idx++, (*I)->getNameInitializer(), false); 81865f23ed862e1a1e16477ba740f295ff4a83ac822David Gross addString(Idx++, (*I)->getNameCombiner(), false); 81965f23ed862e1a1e16477ba740f295ff4a83ac822David Gross addString(Idx++, (*I)->getNameOutConverter(), false); 82065f23ed862e1a1e16477ba740f295ff4a83ac822David Gross addString(Idx++, (*I)->getNameHalter(), false); 82115e44e66adc350adb4fe0533a442092c64333ab5David Gross 82215e44e66adc350adb4fe0533a442092c64333ab5David Gross mExportReduceNewMetadata->addOperand( 82315e44e66adc350adb4fe0533a442092c64333ab5David Gross llvm::MDTuple::get(mLLVMContext, ExportReduceNewInfo)); 82415e44e66adc350adb4fe0533a442092c64333ab5David Gross } 82515e44e66adc350adb4fe0533a442092c64333ab5David Gross} 82615e44e66adc350adb4fe0533a442092c64333ab5David Gross 8278024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::dumpExportTypeInfo(llvm::Module *M) { 8288024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 1> ExportTypeInfo; 8298024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8308024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSContext::const_export_type_iterator 8318024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I = mContext->export_types_begin(), 8328024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet E = mContext->export_types_end(); 8338024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I != E; 8348024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet I++) { 8358024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // First, dump type name list to export 8368024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportType *ET = I->getValue(); 8378024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8388024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportTypeInfo.clear(); 8398024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Type name 8408024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet ExportTypeInfo.push_back( 8418024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, ET->getName().c_str())); 8428024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8438024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (ET->getClass() == RSExportType::ExportClassRecord) { 8448024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType *ERT = 8458024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet static_cast<const RSExportRecordType*>(ET); 8468024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8478024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mExportTypeMetadata == nullptr) 8488024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportTypeMetadata = 8498024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(RS_EXPORT_TYPE_MN); 8508024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8518024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet mExportTypeMetadata->addOperand( 8528024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, ExportTypeInfo)); 8538024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8548024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // Now, export struct field information to %[struct name] 8558024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet std::string StructInfoMetadataName("%"); 8568024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet StructInfoMetadataName.append(ET->getName()); 8578024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::NamedMDNode *StructInfoMetadata = 8588024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->getOrInsertNamedMetadata(StructInfoMetadataName); 8598024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::SmallVector<llvm::Metadata *, 3> FieldInfo; 8608024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8618024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet slangAssert(StructInfoMetadata->getNumOperands() == 0 && 8628024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet "Metadata with same name was created before"); 8638024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet for (RSExportRecordType::const_field_iterator FI = ERT->fields_begin(), 8648024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FE = ERT->fields_end(); 8658024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FI != FE; 8668024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FI++) { 8678024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet const RSExportRecordType::Field *F = *FI; 8688024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8698024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // 1. field name 8708024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.push_back(llvm::MDString::get(mLLVMContext, 8718024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet F->getName().c_str())); 8728024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8738024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet // 2. field type name 8748024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.push_back( 8758024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDString::get(mLLVMContext, 8768024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet F->getType()->getName().c_str())); 8778024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8788024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet StructInfoMetadata->addOperand( 8798024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet llvm::MDNode::get(mLLVMContext, FieldInfo)); 8808024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet FieldInfo.clear(); 8818024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8828024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } // ET->getClass() == RSExportType::ExportClassRecord 8838024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8848024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 8858024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8868024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouilletvoid Backend::HandleTranslationUnitPost(llvm::Module *M) { 8878024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8888024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (!mContext->is64Bit()) { 8898024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet M->setDataLayout("e-p:32:32-i64:64-v128:64:128-n32-S64"); 8908024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet } 8918024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 89265f23ed862e1a1e16477ba740f295ff4a83ac822David Gross if (!mContext->processExports()) 8938024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet return; 8948024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8958024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportVar()) 8968024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportVarInfo(M); 8978024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 8988024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportFunc()) 8998024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportFunctionInfo(M); 9008024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 9018024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportForEach()) 9028024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportForEachInfo(M); 9038024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 90415e44e66adc350adb4fe0533a442092c64333ab5David Gross if (mContext->hasExportReduceNew()) 90515e44e66adc350adb4fe0533a442092c64333ab5David Gross dumpExportReduceNewInfo(M); 90615e44e66adc350adb4fe0533a442092c64333ab5David Gross 9078024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet if (mContext->hasExportType()) 9088024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet dumpExportTypeInfo(M); 9098024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet} 9108024ed54c23c08534434da14d3be99c3efcc5754Jean-Luc Brouillet 911e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines} // namespace slang 912