slang_rs_backend.cpp revision 43730fe3c839af391efe6bdf56b0479860121924
1c383a500aa59423264811be3874461bf8adbfea0Zonr Chang/* 27b51b55e4467605a599e868a0dde7cb95c5ab76eStephen 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_rs_backend.h" 18462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 196315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include <string> 20e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include <vector> 21e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 2243730fe3c839af391efe6bdf56b0479860121924Shih-wei Liao#include "clang/AST/ASTContext.h" 23c460b37ffb50819a32c2a8967754b6f784b28263mkopec#include "clang/Frontend/CodeGenOptions.h" 24c460b37ffb50819a32c2a8967754b6f784b28263mkopec 25e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/ADT/Twine.h" 26e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/ADT/StringExtras.h" 27462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 289ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "llvm/Constant.h" 299ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "llvm/Constants.h" 309ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "llvm/DerivedTypes.h" 31e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Function.h" 3243730fe3c839af391efe6bdf56b0479860121924Shih-wei Liao#include "llvm/IRBuilder.h" 33e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Metadata.h" 34e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Module.h" 35462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 36c460b37ffb50819a32c2a8967754b6f784b28263mkopec#include "llvm/Support/DebugLoc.h" 376315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr 386e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines#include "slang_assert.h" 39592a954aae4cb946970b557e94afd5ee453fd57eZonr Chang#include "slang_rs.h" 406315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "slang_rs_context.h" 414ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines#include "slang_rs_export_foreach.h" 426315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "slang_rs_export_func.h" 436315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "slang_rs_export_type.h" 44e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "slang_rs_export_var.h" 45e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "slang_rs_metadata.h" 46462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 47e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hinesnamespace slang { 48462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 499ef2f785e0cc490af678dfd685995dec787321ffShih-wei LiaoRSBackend::RSBackend(RSContext *Context, 509207a2e495c8363606861e4f034504ec5c153dabLogan Chien clang::DiagnosticsEngine *DiagEngine, 519ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const clang::CodeGenOptions &CodeGenOpts, 529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const clang::TargetOptions &TargetOpts, 533fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines PragmaList *Pragmas, 549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::raw_ostream *OS, 553a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang Slang::OutputType OT, 569ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao clang::SourceManager &SourceMgr, 574a4bf92a8add68629a7e6e59ef81c3c3fe603a75Stephen Hines bool AllowRSPrefix) 589207a2e495c8363606861e4f034504ec5c153dabLogan Chien : Backend(DiagEngine, CodeGenOpts, TargetOpts, Pragmas, OS, OT), 599207a2e495c8363606861e4f034504ec5c153dabLogan Chien mContext(Context), 609207a2e495c8363606861e4f034504ec5c153dabLogan Chien mSourceMgr(SourceMgr), 619207a2e495c8363606861e4f034504ec5c153dabLogan Chien mAllowRSPrefix(AllowRSPrefix), 629207a2e495c8363606861e4f034504ec5c153dabLogan Chien mExportVarMetadata(NULL), 639207a2e495c8363606861e4f034504ec5c153dabLogan Chien mExportFuncMetadata(NULL), 647b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines mExportForEachNameMetadata(NULL), 657b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines mExportForEachSignatureMetadata(NULL), 669207a2e495c8363606861e4f034504ec5c153dabLogan Chien mExportTypeMetadata(NULL), 679207a2e495c8363606861e4f034504ec5c153dabLogan Chien mRSObjectSlotsMetadata(NULL), 689207a2e495c8363606861e4f034504ec5c153dabLogan Chien mRefCount(mContext->getASTContext()) { 69462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 70462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 71cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines// 1) Add zero initialization of local RS object types 72cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hinesvoid RSBackend::AnnotateFunction(clang::FunctionDecl *FD) { 73cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (FD && 74cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines FD->hasBody() && 75cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines !SlangRS::IsFunctionInRSHeaderFile(FD, mSourceMgr)) { 76d0b5edd02be5f09c1d8d211f4a06b031a7b66510Stephen Hines mRefCount.Init(); 774b32ffdfc1ac766f8932e7effbcdf7484e804a8eStephen Hines mRefCount.Visit(FD->getBody()); 78cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 79cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines return; 80cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines} 81cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 82fa6ef56a6ca3dc3061218a75a7e68e5357fcb82cLogan Chienbool RSBackend::HandleTopLevelDecl(clang::DeclGroupRef D) { 83cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Disallow user-defined functions with prefix "rs" 84cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (!mAllowRSPrefix) { 85cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Iterate all function declarations in the program. 86cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); 87cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines I != E; I++) { 88ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 89cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (FD == NULL) 90cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines continue; 91cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (!FD->getName().startswith("rs")) // Check prefix 92cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines continue; 93cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (!SlangRS::IsFunctionInRSHeaderFile(FD, mSourceMgr)) 949207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report( 959207a2e495c8363606861e4f034504ec5c153dabLogan Chien clang::FullSourceLoc(FD->getLocation(), mSourceMgr), 969207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.getCustomDiagID(clang::DiagnosticsEngine::Error, 979207a2e495c8363606861e4f034504ec5c153dabLogan Chien "invalid function name prefix, " 989207a2e495c8363606861e4f034504ec5c153dabLogan Chien "\"rs\" is reserved: '%0'")) 999207a2e495c8363606861e4f034504ec5c153dabLogan Chien << FD->getName(); 100cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 101cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 102cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 103cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Process any non-static function declarations 104cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); I != E; I++) { 105ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 106eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines if (FD && FD->isGlobal()) { 107eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines AnnotateFunction(FD); 108eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines } 109cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 110cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 111fa6ef56a6ca3dc3061218a75a7e68e5357fcb82cLogan Chien return Backend::HandleTopLevelDecl(D); 112cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines} 113cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 114c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hinesnamespace { 115c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 116d5a84f6d49d64738e4bb7c9dea7242e48acad959Stephen Hinesstatic bool ValidateVarDecl(clang::VarDecl *VD, unsigned int TargetAPI) { 11778e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines if (!VD) { 11878e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines return true; 11978e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines } 12078e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines 12178e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines clang::ASTContext &C = VD->getASTContext(); 122c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines const clang::Type *T = VD->getType().getTypePtr(); 12378e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines bool valid = true; 12478e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines 12578e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines if (VD->getLinkage() == clang::ExternalLinkage) { 12678e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines llvm::StringRef TypeName; 1275bfec8dd08b3bde9ba3b331e2115210b0e910eaeStephen Hines if (!RSExportType::NormalizeType(T, TypeName, &C.getDiagnostics(), VD)) { 12878e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines valid = false; 12978e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines } 130c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 131d5a84f6d49d64738e4bb7c9dea7242e48acad959Stephen Hines valid &= RSExportType::ValidateVarDecl(VD, TargetAPI); 13278e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines 13378e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines return valid; 134c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines} 135c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 136d5a84f6d49d64738e4bb7c9dea7242e48acad959Stephen Hinesstatic bool ValidateASTContext(clang::ASTContext &C, unsigned int TargetAPI) { 137c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines bool valid = true; 138fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines clang::TranslationUnitDecl *TUDecl = C.getTranslationUnitDecl(); 139c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines for (clang::DeclContext::decl_iterator DI = TUDecl->decls_begin(), 140c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines DE = TUDecl->decls_end(); 141c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines DI != DE; 142c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines DI++) { 143ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::VarDecl *VD = llvm::dyn_cast<clang::VarDecl>(*DI); 144d5a84f6d49d64738e4bb7c9dea7242e48acad959Stephen Hines if (VD && !ValidateVarDecl(VD, TargetAPI)) { 14578e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines valid = false; 146c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 147c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 148c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 149c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines return valid; 150c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines} 151c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 152e5e64432476a44b59c61ded233b1149109c7a7c3Stephen Hines} // namespace 153c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 154c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hinesvoid RSBackend::HandleTranslationUnitPre(clang::ASTContext &C) { 155c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines clang::TranslationUnitDecl *TUDecl = C.getTranslationUnitDecl(); 156c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 157d5a84f6d49d64738e4bb7c9dea7242e48acad959Stephen Hines if (!ValidateASTContext(C, getTargetAPI())) { 158c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines return; 159c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 160fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines 16196ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines int version = mContext->getVersion(); 16296ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines if (version == 0) { 16396ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines // Not setting a version is an error 1647aff4a0a124209fdf93ecbcd7aed701d39ba094bStephen Hines mDiagEngine.Report( 1657aff4a0a124209fdf93ecbcd7aed701d39ba094bStephen Hines mSourceMgr.getLocForEndOfFile(mSourceMgr.getMainFileID()), 1667aff4a0a124209fdf93ecbcd7aed701d39ba094bStephen Hines mDiagEngine.getCustomDiagID( 1677aff4a0a124209fdf93ecbcd7aed701d39ba094bStephen Hines clang::DiagnosticsEngine::Error, 1687aff4a0a124209fdf93ecbcd7aed701d39ba094bStephen Hines "missing pragma for version in source file")); 1697aff4a0a124209fdf93ecbcd7aed701d39ba094bStephen Hines } else { 1707aff4a0a124209fdf93ecbcd7aed701d39ba094bStephen Hines slangAssert(version == 1); 17196ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines } 17296ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines 173688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines // Create a static global destructor if necessary (to handle RS object 174688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines // runtime cleanup). 175688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines clang::FunctionDecl *FD = mRefCount.CreateStaticGlobalDtor(); 176688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines if (FD) { 177688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines HandleTopLevelDecl(clang::DeclGroupRef(FD)); 178688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines } 179688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines 180cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Process any static function declarations 181fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines for (clang::DeclContext::decl_iterator I = TUDecl->decls_begin(), 182fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines E = TUDecl->decls_end(); I != E; I++) { 183fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines if ((I->getKind() >= clang::Decl::firstFunction) && 184fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines (I->getKind() <= clang::Decl::lastFunction)) { 185ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 186eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines if (FD && !FD->isGlobal()) { 187eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines AnnotateFunction(FD); 188eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines } 189fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines } 190fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines } 191fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines 192fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines return; 193fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines} 194462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 195fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines/////////////////////////////////////////////////////////////////////////////// 19668fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Changvoid RSBackend::HandleTranslationUnitPost(llvm::Module *M) { 197c808a99831115928b4648f4c8b86dc682594217aStephen Hines if (!mContext->processExport()) { 198c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines return; 199c808a99831115928b4648f4c8b86dc682594217aStephen Hines } 2009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 201c460b37ffb50819a32c2a8967754b6f784b28263mkopec // Write optimization level 202c460b37ffb50819a32c2a8967754b6f784b28263mkopec llvm::SmallVector<llvm::Value*, 1> OptimizationOption; 203c460b37ffb50819a32c2a8967754b6f784b28263mkopec OptimizationOption.push_back(llvm::ConstantInt::get( 204c460b37ffb50819a32c2a8967754b6f784b28263mkopec mLLVMContext, llvm::APInt(32, mCodeGenOpts.OptimizationLevel))); 205c460b37ffb50819a32c2a8967754b6f784b28263mkopec 2069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Dump export variable info 2079ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mContext->hasExportVar()) { 208b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines int slotCount = 0; 2099ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mExportVarMetadata == NULL) 21068fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang mExportVarMetadata = M->getOrInsertNamedMetadata(RS_EXPORT_VAR_MN); 2119ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2129ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 2> ExportVarInfo; 213b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 214b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines // We emit slot information (#rs_object_slots) for any reference counted 215b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines // RS type or pointer (which can also be bound). 2169ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2176315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSContext::const_export_var_iterator I = mContext->export_vars_begin(), 2186315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr E = mContext->export_vars_end(); 2196315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I != E; 2206315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I++) { 2216315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr const RSExportVar *EV = *I; 2226315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr const RSExportType *ET = EV->getType(); 223b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines bool countsAsRSObject = false; 2249ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2259ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Variable name 2269ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportVarInfo.push_back( 2279ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, EV->getName().c_str())); 2289ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2299ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Type name 230a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang switch (ET->getClass()) { 231a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassPrimitive: { 232b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines const RSExportPrimitiveType *PT = 233b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines static_cast<const RSExportPrimitiveType*>(ET); 234a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 235a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get( 236b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines mLLVMContext, llvm::utostr_32(PT->getType()))); 237b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines if (PT->isRSObjectType()) { 238b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines countsAsRSObject = true; 239b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines } 240a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 241a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 242a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassPointer: { 243a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 244a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get( 2459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mLLVMContext, ("*" + static_cast<const RSExportPointerType*>(ET) 246a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ->getPointeeType()->getName()).c_str())); 247a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 248a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 249a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassMatrix: { 250a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 251a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get( 252a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang mLLVMContext, llvm::utostr_32( 253a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang RSExportPrimitiveType::DataTypeRSMatrix2x2 + 254a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang static_cast<const RSExportMatrixType*>(ET)->getDim() - 2))); 255a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 256a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 257a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassVector: 258a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassConstantArray: 259a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassRecord: { 260a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 261a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get(mLLVMContext, 262a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang EV->getType()->getName().c_str())); 263a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 264a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 265a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 2669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportVarMetadata->addOperand( 268d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, ExportVarInfo)); 2699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportVarInfo.clear(); 270b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 271b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines if (mRSObjectSlotsMetadata == NULL) { 272b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines mRSObjectSlotsMetadata = 273b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines M->getOrInsertNamedMetadata(RS_OBJECT_SLOTS_MN); 274b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines } 275b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 276b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines if (countsAsRSObject) { 277d27a74edb932580d224a7186731aa6be098ad02eStephen Hines mRSObjectSlotsMetadata->addOperand(llvm::MDNode::get(mLLVMContext, 278d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDString::get(mLLVMContext, llvm::utostr_32(slotCount)))); 279b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines } 280b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 281b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines slotCount++; 282462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 2839ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2849ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Dump export function info 2869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mContext->hasExportFunc()) { 2879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mExportFuncMetadata == NULL) 2889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportFuncMetadata = 28968fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M->getOrInsertNamedMetadata(RS_EXPORT_FUNC_MN); 2909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2919ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 1> ExportFuncInfo; 2929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2936315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSContext::const_export_func_iterator 2946315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I = mContext->export_funcs_begin(), 2956315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr E = mContext->export_funcs_end(); 2969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 2979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) { 2986315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr const RSExportFunc *EF = *I; 2999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Function name 3016315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!EF->hasParam()) { 3026315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr ExportFuncInfo.push_back(llvm::MDString::get(mLLVMContext, 3036315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr EF->getName().c_str())); 3046315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr } else { 30568fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang llvm::Function *F = M->getFunction(EF->getName()); 3069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Function *HelperFunction; 3079ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const std::string HelperFunctionName(".helper_" + EF->getName()); 3089ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3096e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(F && "Function marked as exported disappeared in Bitcode"); 3109ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3119ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create helper function 312462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao { 3130da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::StructType *HelperFunctionParameterTy = NULL; 3140da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3150da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (!F->getArgumentList().empty()) { 3167c67e578c760408dba0c2f64da6e074dd8b56fd9Shih-wei Liao std::vector<llvm::Type*> HelperFunctionParameterTys; 3170da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang for (llvm::Function::arg_iterator AI = F->arg_begin(), 3180da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang AE = F->arg_end(); AI != AE; AI++) 3190da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang HelperFunctionParameterTys.push_back(AI->getType()); 3200da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3210da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang HelperFunctionParameterTy = 322a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines llvm::StructType::get(mLLVMContext, HelperFunctionParameterTys); 3230da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3240da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3250da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (!EF->checkParameterPacketType(HelperFunctionParameterTy)) { 3260da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang fprintf(stderr, "Failed to export function %s: parameter type " 3270da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang "mismatch during creation of helper function.\n", 3280da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang EF->getName().c_str()); 3290da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3300da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang const RSExportRecordType *Expected = EF->getParamPacketType(); 3310da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (Expected) { 3320da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang fprintf(stderr, "Expected:\n"); 3330da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang Expected->getLLVMType()->dump(); 3340da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3350da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (HelperFunctionParameterTy) { 3360da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang fprintf(stderr, "Got:\n"); 3370da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang HelperFunctionParameterTy->dump(); 3380da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3390da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3400da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3417c67e578c760408dba0c2f64da6e074dd8b56fd9Shih-wei Liao std::vector<llvm::Type*> Params; 3420da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (HelperFunctionParameterTy) { 3430da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::PointerType *HelperFunctionParameterTyP = 3440da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::PointerType::getUnqual(HelperFunctionParameterTy); 3450da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang Params.push_back(HelperFunctionParameterTyP); 3460da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3480da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::FunctionType * HelperFunctionType = 3490da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::FunctionType::get(F->getReturnType(), 350a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines Params, 3510da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang /* IsVarArgs = */false); 3529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3539ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunction = 3549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Function::Create(HelperFunctionType, 3559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::GlobalValue::ExternalLinkage, 3569ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunctionName, 35768fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M); 3589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunction->addFnAttr(llvm::Attribute::NoInline); 3609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunction->setCallingConv(F->getCallingConv()); 3619ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3629ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create helper function body 3639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao { 3649ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Argument *HelperFunctionParameter = 3659ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao &(*HelperFunction->arg_begin()); 3669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::BasicBlock *BB = 3679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::BasicBlock::Create(mLLVMContext, "entry", HelperFunction); 3689ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::IRBuilder<> *IB = new llvm::IRBuilder<>(BB); 3699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 6> Params; 3709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Value *Idx[2]; 3719ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Idx[0] = 3739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::ConstantInt::get(llvm::Type::getInt32Ty(mLLVMContext), 0); 3749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // getelementptr and load instruction for all elements in 3769ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // parameter .p 3770da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang for (size_t i = 0; i < EF->getNumParameters(); i++) { 3789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // getelementptr 3799207a2e495c8363606861e4f034504ec5c153dabLogan Chien Idx[1] = llvm::ConstantInt::get( 3809207a2e495c8363606861e4f034504ec5c153dabLogan Chien llvm::Type::getInt32Ty(mLLVMContext), i); 3819207a2e495c8363606861e4f034504ec5c153dabLogan Chien 3829207a2e495c8363606861e4f034504ec5c153dabLogan Chien llvm::Value *Ptr = 3839207a2e495c8363606861e4f034504ec5c153dabLogan Chien IB->CreateInBoundsGEP(HelperFunctionParameter, Idx); 3849ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // load 3869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Value *V = IB->CreateLoad(Ptr); 3879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Params.push_back(V); 3889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 389462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 390a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines // Call and pass the all elements as parameter to F 391a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines llvm::CallInst *CI = IB->CreateCall(F, Params); 3921ebc0ca6ffa7effb875883d18205ed4943ab8fc2Shih-wei Liao 3939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CI->setCallingConv(F->getCallingConv()); 3941ebc0ca6ffa7effb875883d18205ed4943ab8fc2Shih-wei Liao 3959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (F->getReturnType() == llvm::Type::getVoidTy(mLLVMContext)) 3969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao IB->CreateRetVoid(); 3979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao else 3989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao IB->CreateRet(CI); 399462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 4009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete IB; 4019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 4029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 403462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 4049ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportFuncInfo.push_back( 4059ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, HelperFunctionName.c_str())); 4069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 407462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 4089ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportFuncMetadata->addOperand( 409d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, ExportFuncInfo)); 4109ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportFuncInfo.clear(); 4119ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 4129ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 4139ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4144ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines // Dump export function info 4154ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines if (mContext->hasExportForEach()) { 4167b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines if (mExportForEachNameMetadata == NULL) { 4177b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines mExportForEachNameMetadata = 4187b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_NAME_MN); 4197b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines } 4207b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines if (mExportForEachSignatureMetadata == NULL) { 4217b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines mExportForEachSignatureMetadata = 4224ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_MN); 4237b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines } 4244ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4257b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines llvm::SmallVector<llvm::Value*, 1> ExportForEachName; 4264ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines llvm::SmallVector<llvm::Value*, 1> ExportForEachInfo; 4274ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4284ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines for (RSContext::const_export_foreach_iterator 4294ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines I = mContext->export_foreach_begin(), 4304ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines E = mContext->export_foreach_end(); 4314ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines I != E; 4324ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines I++) { 4334ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines const RSExportForEach *EFE = *I; 4344ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4357b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines ExportForEachName.push_back( 4367b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines llvm::MDString::get(mLLVMContext, EFE->getName().c_str())); 4377b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines 4387b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines mExportForEachNameMetadata->addOperand( 4397b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines llvm::MDNode::get(mLLVMContext, ExportForEachName)); 4407b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines ExportForEachName.clear(); 4417b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines 4424ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines ExportForEachInfo.push_back( 4434ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines llvm::MDString::get(mLLVMContext, 4447b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines llvm::utostr_32(EFE->getSignatureMetadata()))); 4454ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4467b51b55e4467605a599e868a0dde7cb95c5ab76eStephen Hines mExportForEachSignatureMetadata->addOperand( 4474ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines llvm::MDNode::get(mLLVMContext, ExportForEachInfo)); 4484ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines ExportForEachInfo.clear(); 4494ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines } 4504ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines } 4514ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Dump export type info 4539ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mContext->hasExportType()) { 4549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 1> ExportTypeInfo; 4559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4566315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSContext::const_export_type_iterator 4576315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I = mContext->export_types_begin(), 4586315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr E = mContext->export_types_end(); 4599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 4609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) { 4619ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // First, dump type name list to export 4629ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const RSExportType *ET = I->getValue(); 4639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4649ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportTypeInfo.clear(); 4659ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Type name 4669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportTypeInfo.push_back( 4679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, ET->getName().c_str())); 4689ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (ET->getClass() == RSExportType::ExportClassRecord) { 4709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const RSExportRecordType *ERT = 4719ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao static_cast<const RSExportRecordType*>(ET); 4729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mExportTypeMetadata == NULL) 4749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportTypeMetadata = 47568fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M->getOrInsertNamedMetadata(RS_EXPORT_TYPE_MN); 4769ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportTypeMetadata->addOperand( 478d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, ExportTypeInfo)); 4799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4809ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Now, export struct field information to %[struct name] 4819ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string StructInfoMetadataName("%"); 4829ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao StructInfoMetadataName.append(ET->getName()); 4839ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::NamedMDNode *StructInfoMetadata = 48468fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M->getOrInsertNamedMetadata(StructInfoMetadataName); 4859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 3> FieldInfo; 4869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4876e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(StructInfoMetadata->getNumOperands() == 0 && 4886e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines "Metadata with same name was created before"); 4896315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSExportRecordType::const_field_iterator FI = ERT->fields_begin(), 4906315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr FE = ERT->fields_end(); 4916315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr FI != FE; 4929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FI++) { 4939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const RSExportRecordType::Field *F = *FI; 4949ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // 1. field name 4969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.push_back(llvm::MDString::get(mLLVMContext, 4979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao F->getName().c_str())); 4989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // 2. field type name 5009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.push_back( 5019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, 5029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao F->getType()->getName().c_str())); 5039ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 504d27a74edb932580d224a7186731aa6be098ad02eStephen Hines StructInfoMetadata->addOperand( 505d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, FieldInfo)); 5069ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.clear(); 507462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 5089ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } // ET->getClass() == RSExportType::ExportClassRecord 509462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 5109ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 511462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 5129ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 513462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 514462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 515462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei LiaoRSBackend::~RSBackend() { 5169ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 517462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 518e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 519e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines} // namespace slang 520