slang_rs_backend.cpp revision 9207a2e495c8363606861e4f034504ec5c153dab
1c383a500aa59423264811be3874461bf8adbfea0Zonr Chang/* 2c383a500aa59423264811be3874461bf8adbfea0Zonr Chang * Copyright 2010, 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 22e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/ADT/Twine.h" 23e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/ADT/StringExtras.h" 24462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 259ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "llvm/Constant.h" 269ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "llvm/Constants.h" 279ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao#include "llvm/DerivedTypes.h" 28e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Function.h" 29e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Metadata.h" 30e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "llvm/Module.h" 31462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 326315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "llvm/Support/IRBuilder.h" 336315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr 346e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines#include "slang_assert.h" 35592a954aae4cb946970b557e94afd5ee453fd57eZonr Chang#include "slang_rs.h" 366315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "slang_rs_context.h" 374ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines#include "slang_rs_export_foreach.h" 386315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "slang_rs_export_func.h" 396315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr#include "slang_rs_export_type.h" 40e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "slang_rs_export_var.h" 41e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines#include "slang_rs_metadata.h" 42462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 43e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hinesnamespace slang { 44462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 459ef2f785e0cc490af678dfd685995dec787321ffShih-wei LiaoRSBackend::RSBackend(RSContext *Context, 469207a2e495c8363606861e4f034504ec5c153dabLogan Chien clang::DiagnosticsEngine *DiagEngine, 479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const clang::CodeGenOptions &CodeGenOpts, 489ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const clang::TargetOptions &TargetOpts, 493fd0a94a5cf1656569b1aea07043cc63939dcb46Stephen Hines PragmaList *Pragmas, 509ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::raw_ostream *OS, 513a9ca1f0d6bd8f12c2bb2adea51f95c255996180Zonr Chang Slang::OutputType OT, 529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao clang::SourceManager &SourceMgr, 534a4bf92a8add68629a7e6e59ef81c3c3fe603a75Stephen Hines bool AllowRSPrefix) 549207a2e495c8363606861e4f034504ec5c153dabLogan Chien : Backend(DiagEngine, CodeGenOpts, TargetOpts, Pragmas, OS, OT), 559207a2e495c8363606861e4f034504ec5c153dabLogan Chien mContext(Context), 569207a2e495c8363606861e4f034504ec5c153dabLogan Chien mSourceMgr(SourceMgr), 579207a2e495c8363606861e4f034504ec5c153dabLogan Chien mAllowRSPrefix(AllowRSPrefix), 589207a2e495c8363606861e4f034504ec5c153dabLogan Chien mExportVarMetadata(NULL), 599207a2e495c8363606861e4f034504ec5c153dabLogan Chien mExportFuncMetadata(NULL), 609207a2e495c8363606861e4f034504ec5c153dabLogan Chien mExportForEachMetadata(NULL), 619207a2e495c8363606861e4f034504ec5c153dabLogan Chien mExportTypeMetadata(NULL), 629207a2e495c8363606861e4f034504ec5c153dabLogan Chien mRSObjectSlotsMetadata(NULL), 639207a2e495c8363606861e4f034504ec5c153dabLogan Chien mRefCount(mContext->getASTContext()) { 64462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 65462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 66cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines// 1) Add zero initialization of local RS object types 67cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hinesvoid RSBackend::AnnotateFunction(clang::FunctionDecl *FD) { 68cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (FD && 69cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines FD->hasBody() && 70cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines !SlangRS::IsFunctionInRSHeaderFile(FD, mSourceMgr)) { 71d0b5edd02be5f09c1d8d211f4a06b031a7b66510Stephen Hines mRefCount.Init(); 724b32ffdfc1ac766f8932e7effbcdf7484e804a8eStephen Hines mRefCount.Visit(FD->getBody()); 73cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 74cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines return; 75cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines} 76cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 77cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hinesvoid RSBackend::HandleTopLevelDecl(clang::DeclGroupRef D) { 78cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Disallow user-defined functions with prefix "rs" 79cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (!mAllowRSPrefix) { 80cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Iterate all function declarations in the program. 81cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); 82cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines I != E; I++) { 83ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 84cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (FD == NULL) 85cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines continue; 86cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (!FD->getName().startswith("rs")) // Check prefix 87cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines continue; 88cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines if (!SlangRS::IsFunctionInRSHeaderFile(FD, mSourceMgr)) 899207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report( 909207a2e495c8363606861e4f034504ec5c153dabLogan Chien clang::FullSourceLoc(FD->getLocation(), mSourceMgr), 919207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.getCustomDiagID(clang::DiagnosticsEngine::Error, 929207a2e495c8363606861e4f034504ec5c153dabLogan Chien "invalid function name prefix, " 939207a2e495c8363606861e4f034504ec5c153dabLogan Chien "\"rs\" is reserved: '%0'")) 949207a2e495c8363606861e4f034504ec5c153dabLogan Chien << FD->getName(); 95cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 96cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 97cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 98cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Process any non-static function declarations 99cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines for (clang::DeclGroupRef::iterator I = D.begin(), E = D.end(); I != E; I++) { 100ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 101eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines if (FD && FD->isGlobal()) { 102eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines AnnotateFunction(FD); 103eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines } 104cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines } 105cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 106cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines Backend::HandleTopLevelDecl(D); 107cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines return; 108cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines} 109cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines 110c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hinesnamespace { 111c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 11278e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hinesstatic bool ValidateVarDecl(clang::VarDecl *VD) { 11378e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines if (!VD) { 11478e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines return true; 11578e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines } 11678e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines 11778e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines clang::ASTContext &C = VD->getASTContext(); 118c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines const clang::Type *T = VD->getType().getTypePtr(); 11978e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines bool valid = true; 12078e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines 12178e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines if (VD->getLinkage() == clang::ExternalLinkage) { 12278e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines llvm::StringRef TypeName; 12378e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines if (!RSExportType::NormalizeType(T, TypeName, &C.getDiagnostics(), VD)) { 12478e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines valid = false; 12578e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines } 126c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 12778e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines valid &= RSExportType::ValidateVarDecl(VD); 12878e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines 12978e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines return valid; 130c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines} 131c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 13278e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hinesstatic bool ValidateASTContext(clang::ASTContext &C) { 133c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines bool valid = true; 134fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines clang::TranslationUnitDecl *TUDecl = C.getTranslationUnitDecl(); 135c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines for (clang::DeclContext::decl_iterator DI = TUDecl->decls_begin(), 136c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines DE = TUDecl->decls_end(); 137c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines DI != DE; 138c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines DI++) { 139ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::VarDecl *VD = llvm::dyn_cast<clang::VarDecl>(*DI); 14078e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines if (VD && !ValidateVarDecl(VD)) { 14178e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines valid = false; 142c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 143c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 144c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 145c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines return valid; 146c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines} 147c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 148e5e64432476a44b59c61ded233b1149109c7a7c3Stephen Hines} // namespace 149c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 150c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hinesvoid RSBackend::HandleTranslationUnitPre(clang::ASTContext &C) { 151c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines clang::TranslationUnitDecl *TUDecl = C.getTranslationUnitDecl(); 152c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines 15378e69cb06b9b0683b2ac9dcafde87b867690ef2fStephen Hines if (!ValidateASTContext(C)) { 154c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines return; 155c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines } 156fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines 15796ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines int version = mContext->getVersion(); 15896ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines if (version == 0) { 15996ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines // Not setting a version is an error 1609207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report(mDiagEngine.getCustomDiagID( 1619207a2e495c8363606861e4f034504ec5c153dabLogan Chien clang::DiagnosticsEngine::Error, 1629207a2e495c8363606861e4f034504ec5c153dabLogan Chien "Missing pragma for version in source file")); 16396ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines } else if (version > 1) { 1649207a2e495c8363606861e4f034504ec5c153dabLogan Chien mDiagEngine.Report(mDiagEngine.getCustomDiagID( 1659207a2e495c8363606861e4f034504ec5c153dabLogan Chien clang::DiagnosticsEngine::Error, 1669207a2e495c8363606861e4f034504ec5c153dabLogan Chien "Pragma for version in source file must be set to 1")); 16796ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines } 16896ab06cbe40b2d73c0eb614f814cd761d8962b6bStephen Hines 169688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines // Create a static global destructor if necessary (to handle RS object 170688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines // runtime cleanup). 171688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines clang::FunctionDecl *FD = mRefCount.CreateStaticGlobalDtor(); 172688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines if (FD) { 173688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines HandleTopLevelDecl(clang::DeclGroupRef(FD)); 174688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines } 175688e64b2d56e4218c680b9d6523c5de672f55757Stephen Hines 176cfae0f350e4e0d8f7b4c71780b3f74f58fa23afbStephen Hines // Process any static function declarations 177fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines for (clang::DeclContext::decl_iterator I = TUDecl->decls_begin(), 178fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines E = TUDecl->decls_end(); I != E; I++) { 179fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines if ((I->getKind() >= clang::Decl::firstFunction) && 180fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines (I->getKind() <= clang::Decl::lastFunction)) { 181ab992e59a36a18df49bf4878968ef0598299afd3Logan Chien clang::FunctionDecl *FD = llvm::dyn_cast<clang::FunctionDecl>(*I); 182eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines if (FD && !FD->isGlobal()) { 183eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines AnnotateFunction(FD); 184eb2eec96b5f19778ac1b7aebe6a91bbcb8d4df96Stephen Hines } 185fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines } 186fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines } 187fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines 188fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines return; 189fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines} 190462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 191fcda2352b9e140529f8f3c89f05b10a70c0048b2Stephen Hines/////////////////////////////////////////////////////////////////////////////// 19268fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Changvoid RSBackend::HandleTranslationUnitPost(llvm::Module *M) { 193c808a99831115928b4648f4c8b86dc682594217aStephen Hines if (!mContext->processExport()) { 194c97a333bc84ce8c28c96d07734cbded75c914639Stephen Hines return; 195c808a99831115928b4648f4c8b86dc682594217aStephen Hines } 1969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 1979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Dump export variable info 1989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mContext->hasExportVar()) { 199b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines int slotCount = 0; 2009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mExportVarMetadata == NULL) 20168fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang mExportVarMetadata = M->getOrInsertNamedMetadata(RS_EXPORT_VAR_MN); 2029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2039ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 2> ExportVarInfo; 204b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 205b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines // We emit slot information (#rs_object_slots) for any reference counted 206b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines // RS type or pointer (which can also be bound). 2079ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2086315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSContext::const_export_var_iterator I = mContext->export_vars_begin(), 2096315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr E = mContext->export_vars_end(); 2106315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I != E; 2116315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I++) { 2126315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr const RSExportVar *EV = *I; 2136315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr const RSExportType *ET = EV->getType(); 214b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines bool countsAsRSObject = false; 2159ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2169ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Variable name 2179ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportVarInfo.push_back( 2189ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, EV->getName().c_str())); 2199ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2209ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Type name 221a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang switch (ET->getClass()) { 222a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassPrimitive: { 223b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines const RSExportPrimitiveType *PT = 224b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines static_cast<const RSExportPrimitiveType*>(ET); 225a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 226a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get( 227b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines mLLVMContext, llvm::utostr_32(PT->getType()))); 228b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines if (PT->isRSObjectType()) { 229b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines countsAsRSObject = true; 230b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines } 231a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 232a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 233a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassPointer: { 234a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 235a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get( 2369ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mLLVMContext, ("*" + static_cast<const RSExportPointerType*>(ET) 237a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ->getPointeeType()->getName()).c_str())); 238a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 239a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 240a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassMatrix: { 241a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 242a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get( 243a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang mLLVMContext, llvm::utostr_32( 244a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang RSExportPrimitiveType::DataTypeRSMatrix2x2 + 245a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang static_cast<const RSExportMatrixType*>(ET)->getDim() - 2))); 246a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 247a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 248a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassVector: 249a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassConstantArray: 250a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang case RSExportType::ExportClassRecord: { 251a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang ExportVarInfo.push_back( 252a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang llvm::MDString::get(mLLVMContext, 253a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang EV->getType()->getName().c_str())); 254a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang break; 255a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 256a65ec168e41e3ee9c6e8ac04cde694bbbfc2590aZonr Chang } 2579ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportVarMetadata->addOperand( 259d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, ExportVarInfo)); 2609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportVarInfo.clear(); 261b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 262b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines if (mRSObjectSlotsMetadata == NULL) { 263b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines mRSObjectSlotsMetadata = 264b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines M->getOrInsertNamedMetadata(RS_OBJECT_SLOTS_MN); 265b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines } 266b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 267b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines if (countsAsRSObject) { 268d27a74edb932580d224a7186731aa6be098ad02eStephen Hines mRSObjectSlotsMetadata->addOperand(llvm::MDNode::get(mLLVMContext, 269d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDString::get(mLLVMContext, llvm::utostr_32(slotCount)))); 270b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines } 271b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines 272b3a12fe7c18a06f99201dc491a932a90ab7d975cStephen Hines slotCount++; 273462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 2749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 2759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2769ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Dump export function info 2779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mContext->hasExportFunc()) { 2789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mExportFuncMetadata == NULL) 2799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportFuncMetadata = 28068fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M->getOrInsertNamedMetadata(RS_EXPORT_FUNC_MN); 2819ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2829ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 1> ExportFuncInfo; 2839ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2846315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSContext::const_export_func_iterator 2856315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I = mContext->export_funcs_begin(), 2866315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr E = mContext->export_funcs_end(); 2879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 2889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) { 2896315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr const RSExportFunc *EF = *I; 2909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 2919ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Function name 2926315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr if (!EF->hasParam()) { 2936315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr ExportFuncInfo.push_back(llvm::MDString::get(mLLVMContext, 2946315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr EF->getName().c_str())); 2956315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr } else { 29668fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang llvm::Function *F = M->getFunction(EF->getName()); 2979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Function *HelperFunction; 2989ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const std::string HelperFunctionName(".helper_" + EF->getName()); 2999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3006e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(F && "Function marked as exported disappeared in Bitcode"); 3019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create helper function 303462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao { 3040da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::StructType *HelperFunctionParameterTy = NULL; 3050da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3060da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (!F->getArgumentList().empty()) { 3077c67e578c760408dba0c2f64da6e074dd8b56fd9Shih-wei Liao std::vector<llvm::Type*> HelperFunctionParameterTys; 3080da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang for (llvm::Function::arg_iterator AI = F->arg_begin(), 3090da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang AE = F->arg_end(); AI != AE; AI++) 3100da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang HelperFunctionParameterTys.push_back(AI->getType()); 3110da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3120da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang HelperFunctionParameterTy = 313a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines llvm::StructType::get(mLLVMContext, HelperFunctionParameterTys); 3140da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3150da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3160da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (!EF->checkParameterPacketType(HelperFunctionParameterTy)) { 3170da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang fprintf(stderr, "Failed to export function %s: parameter type " 3180da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang "mismatch during creation of helper function.\n", 3190da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang EF->getName().c_str()); 3200da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3210da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang const RSExportRecordType *Expected = EF->getParamPacketType(); 3220da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (Expected) { 3230da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang fprintf(stderr, "Expected:\n"); 3240da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang Expected->getLLVMType()->dump(); 3250da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3260da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (HelperFunctionParameterTy) { 3270da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang fprintf(stderr, "Got:\n"); 3280da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang HelperFunctionParameterTy->dump(); 3290da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3300da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3310da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang 3327c67e578c760408dba0c2f64da6e074dd8b56fd9Shih-wei Liao std::vector<llvm::Type*> Params; 3330da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang if (HelperFunctionParameterTy) { 3340da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::PointerType *HelperFunctionParameterTyP = 3350da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::PointerType::getUnqual(HelperFunctionParameterTy); 3360da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang Params.push_back(HelperFunctionParameterTyP); 3370da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang } 3389ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3390da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::FunctionType * HelperFunctionType = 3400da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang llvm::FunctionType::get(F->getReturnType(), 341a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines Params, 3420da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang /* IsVarArgs = */false); 3439ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3449ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunction = 3459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Function::Create(HelperFunctionType, 3469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::GlobalValue::ExternalLinkage, 3479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunctionName, 34868fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M); 3499ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3509ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunction->addFnAttr(llvm::Attribute::NoInline); 3519ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao HelperFunction->setCallingConv(F->getCallingConv()); 3529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3539ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Create helper function body 3549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao { 3559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Argument *HelperFunctionParameter = 3569ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao &(*HelperFunction->arg_begin()); 3579ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::BasicBlock *BB = 3589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::BasicBlock::Create(mLLVMContext, "entry", HelperFunction); 3599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::IRBuilder<> *IB = new llvm::IRBuilder<>(BB); 3609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 6> Params; 3619ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Value *Idx[2]; 3629ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Idx[0] = 3649ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::ConstantInt::get(llvm::Type::getInt32Ty(mLLVMContext), 0); 3659ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3669ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // getelementptr and load instruction for all elements in 3679ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // parameter .p 3680da0a7dc51c25943fe31d0bfccbdfee326a3199cZonr Chang for (size_t i = 0; i < EF->getNumParameters(); i++) { 3699ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // getelementptr 3709207a2e495c8363606861e4f034504ec5c153dabLogan Chien Idx[1] = llvm::ConstantInt::get( 3719207a2e495c8363606861e4f034504ec5c153dabLogan Chien llvm::Type::getInt32Ty(mLLVMContext), i); 3729207a2e495c8363606861e4f034504ec5c153dabLogan Chien 3739207a2e495c8363606861e4f034504ec5c153dabLogan Chien llvm::Value *Ptr = 3749207a2e495c8363606861e4f034504ec5c153dabLogan Chien IB->CreateInBoundsGEP(HelperFunctionParameter, Idx); 3759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 3769ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // load 3779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::Value *V = IB->CreateLoad(Ptr); 3789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao Params.push_back(V); 3799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 380462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 381a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines // Call and pass the all elements as parameter to F 382a67e4451d0d03b4ab7866b64807d95a8399c73a0Stephen Hines llvm::CallInst *CI = IB->CreateCall(F, Params); 3831ebc0ca6ffa7effb875883d18205ed4943ab8fc2Shih-wei Liao 3849ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao CI->setCallingConv(F->getCallingConv()); 3851ebc0ca6ffa7effb875883d18205ed4943ab8fc2Shih-wei Liao 3869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (F->getReturnType() == llvm::Type::getVoidTy(mLLVMContext)) 3879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao IB->CreateRetVoid(); 3889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao else 3899ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao IB->CreateRet(CI); 390462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3919ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao delete IB; 3929ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 3939ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 394462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportFuncInfo.push_back( 3969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, HelperFunctionName.c_str())); 3979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 398462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 3999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportFuncMetadata->addOperand( 400d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, ExportFuncInfo)); 4019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportFuncInfo.clear(); 4029ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 4039ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 4049ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4054ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines // Dump export function info 4064ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines if (mContext->hasExportForEach()) { 4074ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines if (mExportForEachMetadata == NULL) 4084ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines mExportForEachMetadata = 4094ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines M->getOrInsertNamedMetadata(RS_EXPORT_FOREACH_MN); 4104ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4114ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines llvm::SmallVector<llvm::Value*, 1> ExportForEachInfo; 4124ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4134ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines for (RSContext::const_export_foreach_iterator 4144ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines I = mContext->export_foreach_begin(), 4154ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines E = mContext->export_foreach_end(); 4164ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines I != E; 4174ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines I++) { 4184ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines const RSExportForEach *EFE = *I; 4194ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4204ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines ExportForEachInfo.push_back( 4214ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines llvm::MDString::get(mLLVMContext, 4224ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines llvm::utostr_32(EFE->getMetadataEncoding()))); 4234ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4244ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines mExportForEachMetadata->addOperand( 4254ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines llvm::MDNode::get(mLLVMContext, ExportForEachInfo)); 4264ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines ExportForEachInfo.clear(); 4274ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines } 4284ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines } 4294ccf75e55fe460a8daa49247d7e5a797329c71a6Stephen Hines 4309ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Dump export type info 4319ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mContext->hasExportType()) { 4329ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 1> ExportTypeInfo; 4339ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4346315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSContext::const_export_type_iterator 4356315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr I = mContext->export_types_begin(), 4366315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr E = mContext->export_types_end(); 4379ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I != E; 4389ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao I++) { 4399ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // First, dump type name list to export 4409ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const RSExportType *ET = I->getValue(); 4419ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4429ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportTypeInfo.clear(); 4439ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Type name 4449ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao ExportTypeInfo.push_back( 4459ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, ET->getName().c_str())); 4469ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4479ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (ET->getClass() == RSExportType::ExportClassRecord) { 4489ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const RSExportRecordType *ERT = 4499ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao static_cast<const RSExportRecordType*>(ET); 4509ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4519ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao if (mExportTypeMetadata == NULL) 4529ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportTypeMetadata = 45368fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M->getOrInsertNamedMetadata(RS_EXPORT_TYPE_MN); 4549ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4559ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao mExportTypeMetadata->addOperand( 456d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, ExportTypeInfo)); 4579ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4589ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // Now, export struct field information to %[struct name] 4599ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao std::string StructInfoMetadataName("%"); 4609ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao StructInfoMetadataName.append(ET->getName()); 4619ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::NamedMDNode *StructInfoMetadata = 46268fc02ca4a7235e2981be5eee4ad968a9d3928c0Zonr Chang M->getOrInsertNamedMetadata(StructInfoMetadataName); 4639ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::SmallVector<llvm::Value*, 3> FieldInfo; 4649ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4656e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines slangAssert(StructInfoMetadata->getNumOperands() == 0 && 4666e6578a360497f78a181e63d7783422a9c9bfb15Stephen Hines "Metadata with same name was created before"); 4676315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr for (RSExportRecordType::const_field_iterator FI = ERT->fields_begin(), 4686315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr FE = ERT->fields_end(); 4696315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr FI != FE; 4709ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FI++) { 4719ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const RSExportRecordType::Field *F = *FI; 4729ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4739ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // 1. field name 4749ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.push_back(llvm::MDString::get(mLLVMContext, 4759ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao F->getName().c_str())); 4769ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4779ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // 2. field type name 4789ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.push_back( 4799ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, 4809ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao F->getType()->getName().c_str())); 4819ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao 4829ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao // 3. field kind 4839ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao switch (F->getType()->getClass()) { 4849ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao case RSExportType::ExportClassPrimitive: 4859ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao case RSExportType::ExportClassVector: { 4869ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao const RSExportPrimitiveType *EPT = 4879ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao static_cast<const RSExportPrimitiveType*>(F->getType()); 4889ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.push_back( 4899ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, 4909ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::itostr(EPT->getKind()))); 4919ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 492462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 493462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 4949ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao default: { 4959ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.push_back( 4969ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::MDString::get(mLLVMContext, 4979ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao llvm::itostr( 4986315f76e3cc6ff2d012d1183a0b030d4ff0dc808zonr RSExportPrimitiveType::DataKindUser))); 4999ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao break; 5009ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 5019ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 502462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 503d27a74edb932580d224a7186731aa6be098ad02eStephen Hines StructInfoMetadata->addOperand( 504d27a74edb932580d224a7186731aa6be098ad02eStephen Hines llvm::MDNode::get(mLLVMContext, FieldInfo)); 5059ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao FieldInfo.clear(); 506462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 5079ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } // ET->getClass() == RSExportType::ExportClassRecord 508462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao } 5099ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao } 510462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 5119ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 512462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 513462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao 514462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei LiaoRSBackend::~RSBackend() { 5159ef2f785e0cc490af678dfd685995dec787321ffShih-wei Liao return; 516462aefd62cc646d2ff753c1d003ef3cd7bbea26Shih-wei Liao} 517e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines 518e639eb5caa2c386b4a60659a4929e8a6141a2cbeStephen Hines} // namespace slang 519