177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik//===-lto.cpp - LLVM Link Time Optimizer ----------------------------------===// 277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// 377595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// The LLVM Compiler Infrastructure 477595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// 577595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// This file is distributed under the University of Illinois Open Source 677595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// License. See LICENSE.TXT for details. 78fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling// 877595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik//===----------------------------------------------------------------------===// 977595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// 108fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling// This file implements the Link Time Optimization library. This library is 1177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// intended to be used by linker to optimize code at link time. 1277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik// 1377595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik//===----------------------------------------------------------------------===// 1477595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 1577595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik#include "llvm-c/lto.h" 164c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar#include "llvm/ADT/STLExtras.h" 17c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola#include "llvm/CodeGen/CommandFlags.h" 18cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar#include "llvm/IR/DiagnosticInfo.h" 19cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar#include "llvm/IR/DiagnosticPrinter.h" 20ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#include "llvm/IR/LLVMContext.h" 21cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne#include "llvm/LTO/LTOCodeGenerator.h" 22cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne#include "llvm/LTO/LTOModule.h" 23c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#include "llvm/Support/MemoryBuffer.h" 24ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#include "llvm/Support/Signals.h" 25c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#include "llvm/Support/TargetSelect.h" 2677595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 27c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola// extra command-line flags needed for LTOCodeGenerator 284c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainarstatic cl::opt<char> 294c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga NainarOptLevel("O", 304c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar cl::desc("Optimization level. [-O0, -O1, -O2, or -O3] " 314c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar "(default = '-O2')"), 324c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar cl::Prefix, 334c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar cl::ZeroOrMore, 344c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar cl::init('2')); 35c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola 36c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindolastatic cl::opt<bool> 37c13c9e5a9d288eac494a38f0710d34446167f940Rafael EspindolaDisableInline("disable-inlining", cl::init(false), 38c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola cl::desc("Do not run the inliner pass")); 39c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola 40c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindolastatic cl::opt<bool> 41c13c9e5a9d288eac494a38f0710d34446167f940Rafael EspindolaDisableGVNLoadPRE("disable-gvn-loadpre", cl::init(false), 42c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola cl::desc("Do not run the GVN load PRE pass")); 4377595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 4437ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hinesstatic cl::opt<bool> 4537ed9c199ca639565f6ce88105f9e39e898d82d0Stephen HinesDisableLTOVectorization("disable-lto-vectorization", cl::init(false), 4637ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines cl::desc("Do not run loop or slp vectorization during LTO")); 4737ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines 48cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar#ifdef NDEBUG 49cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainarstatic bool VerifyByDefault = false; 50cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar#else 51cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainarstatic bool VerifyByDefault = true; 52cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar#endif 53cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar 54cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainarstatic cl::opt<bool> DisableVerify( 55cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar "disable-llvm-verifier", cl::init(!VerifyByDefault), 56cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar cl::desc("Don't run the LLVM verifier during the optimization pipeline")); 57cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar 588fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling// Holds most recent error string. 598fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling// *** Not thread safe *** 6077595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzikstatic std::string sLastErrorString; 6177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 62cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne// Holds the initialization state of the LTO module. 63cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne// *** Not thread safe *** 64cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbournestatic bool initialized = false; 65cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne 660e95b3aba9b2039ae3af617e681aacca2ff81f79Rafael Espindola// Holds the command-line option parsing state of the LTO module. 670e95b3aba9b2039ae3af617e681aacca2ff81f79Rafael Espindolastatic bool parsedOptions = false; 680e95b3aba9b2039ae3af617e681aacca2ff81f79Rafael Espindola 69cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainarstatic LLVMContext *LTOContext = nullptr; 70cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar 71cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainarstatic void diagnosticHandler(const DiagnosticInfo &DI, void *Context) { 72cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar if (DI.getSeverity() != DS_Error) { 73cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar DiagnosticPrinterRawOStream DP(errs()); 74cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar DI.print(DP); 75cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar errs() << '\n'; 76cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return; 77cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar } 78cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar sLastErrorString = ""; 79cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar { 80cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar raw_string_ostream Stream(sLastErrorString); 81cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar DiagnosticPrinterRawOStream DP(Stream); 82cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar DI.print(DP); 83cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar } 84cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar sLastErrorString += '\n'; 85cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar} 86cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar 87cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne// Initialize the configured targets if they have not been initialized. 88cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbournestatic void lto_initialize() { 89cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne if (!initialized) { 90ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#ifdef LLVM_ON_WIN32 91ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines // Dialog box on crash disabling doesn't work across DLL boundaries, so do 92ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines // it here. 93ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines llvm::sys::DisableSystemDialogsOnCrash(); 94ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#endif 95ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines 96c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines InitializeAllTargetInfos(); 97c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines InitializeAllTargets(); 98c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines InitializeAllTargetMCs(); 99c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines InitializeAllAsmParsers(); 100c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines InitializeAllAsmPrinters(); 101c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines InitializeAllDisassemblers(); 102cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar 103cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LTOContext = &getGlobalContext(); 104cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LTOContext->setDiagnosticHandler(diagnosticHandler, nullptr, true); 105cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne initialized = true; 106cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne } 107cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne} 108cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne 1096948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainarnamespace { 1106948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar 111cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainarstatic void handleLibLTODiagnostic(lto_codegen_diagnostic_severity_t Severity, 112cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar const char *Msg, void *) { 113cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar sLastErrorString = Msg; 114cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar sLastErrorString += "\n"; 115cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar} 116cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar 1176948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar// This derived class owns the native object file. This helps implement the 1186948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar// libLTO API semantics, which require that the code generator owns the object 1196948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar// file. 1206948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainarstruct LibLTOCodeGenerator : LTOCodeGenerator { 121cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LibLTOCodeGenerator() : LTOCodeGenerator(*LTOContext) { 122cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar setDiagnosticHandler(handleLibLTODiagnostic, nullptr); } 1236948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar LibLTOCodeGenerator(std::unique_ptr<LLVMContext> Context) 124cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar : LTOCodeGenerator(*Context), OwnedContext(std::move(Context)) { 125cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar setDiagnosticHandler(handleLibLTODiagnostic, nullptr); } 126cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar 127cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar // Reset the module first in case MergedModule is created in OwnedContext. 128cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar // Module must be destructed before its context gets destructed. 129cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ~LibLTOCodeGenerator() { resetMergedModule(); } 1306948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar 1316948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar std::unique_ptr<MemoryBuffer> NativeObjectFile; 132cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar std::unique_ptr<LLVMContext> OwnedContext; 1336948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar}; 1346948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar 1356948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar} 1366948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar 1376948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga NainarDEFINE_SIMPLE_CONVERSION_FUNCTIONS(LibLTOCodeGenerator, lto_code_gen_t) 138dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen HinesDEFINE_SIMPLE_CONVERSION_FUNCTIONS(LTOModule, lto_module_t) 139dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines 140dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines// Convert the subtarget features into a string to pass to LTOCodeGenerator. 141dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hinesstatic void lto_add_attrs(lto_code_gen_t cg) { 142dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines LTOCodeGenerator *CG = unwrap(cg); 143dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines if (MAttrs.size()) { 144dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines std::string attrs; 145dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines for (unsigned i = 0; i < MAttrs.size(); ++i) { 146dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines if (i > 0) 147dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines attrs.append(","); 148dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines attrs.append(MAttrs[i]); 149dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines } 150dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines 151dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines CG->setAttr(attrs.c_str()); 152dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines } 1534c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar 1544c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar if (OptLevel < '0' || OptLevel > '3') 1554c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar report_fatal_error("Optimization level must be between 0 and 3"); 1564c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar CG->setOptLevel(OptLevel - '0'); 157dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines} 158dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines 1598fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingextern const char* lto_get_version() { 1608fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling return LTOCodeGenerator::getVersionString(); 16177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 16277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 1638fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingconst char* lto_get_error_message() { 1648fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling return sLastErrorString.c_str(); 16577595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 16677595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 16707d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool lto_module_is_object_file(const char* path) { 1688fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling return LTOModule::isBitcodeFile(path); 16977595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 17077595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 17107d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool lto_module_is_object_file_for_target(const char* path, 1728fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling const char* target_triplet_prefix) { 173c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines ErrorOr<std::unique_ptr<MemoryBuffer>> Buffer = MemoryBuffer::getFile(path); 174c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines if (!Buffer) 175c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines return false; 176c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines return LTOModule::isBitcodeForTarget(Buffer->get(), target_triplet_prefix); 17777595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 17877595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 17907d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool lto_module_is_object_file_in_memory(const void* mem, size_t length) { 1808fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling return LTOModule::isBitcodeFile(mem, length); 18177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 18277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 18307d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool 1848fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlinglto_module_is_object_file_in_memory_for_target(const void* mem, 1858fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling size_t length, 1868fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling const char* target_triplet_prefix) { 187c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines std::unique_ptr<MemoryBuffer> buffer(LTOModule::makeBuffer(mem, length)); 188c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines if (!buffer) 189c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines return false; 190c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines return LTOModule::isBitcodeForTarget(buffer.get(), target_triplet_prefix); 19177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 19277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 1938fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlinglto_module_t lto_module_create(const char* path) { 194cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne lto_initialize(); 19536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines llvm::TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 196cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ErrorOr<std::unique_ptr<LTOModule>> M = 197cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LTOModule::createFromFile(*LTOContext, path, Options); 198cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar if (!M) 199cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return nullptr; 200cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return wrap(M->release()); 20177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 20277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 2038fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlinglto_module_t lto_module_create_from_fd(int fd, const char *path, size_t size) { 204cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne lto_initialize(); 20536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines llvm::TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 206cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ErrorOr<std::unique_ptr<LTOModule>> M = 207cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LTOModule::createFromOpenFile(*LTOContext, fd, path, size, Options); 208cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar if (!M) 209cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return nullptr; 210cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return wrap(M->release()); 211b4cc031a3e1306fea74c9211d50c5cde6d9a8cd5Rafael Espindola} 21277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 213f21b1058a194f411000bdd8000a8b675a7874056Rafael Espindolalto_module_t lto_module_create_from_fd_at_offset(int fd, const char *path, 214f21b1058a194f411000bdd8000a8b675a7874056Rafael Espindola size_t file_size, 215f21b1058a194f411000bdd8000a8b675a7874056Rafael Espindola size_t map_size, 2168fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling off_t offset) { 217cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne lto_initialize(); 21836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines llvm::TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 219cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ErrorOr<std::unique_ptr<LTOModule>> M = LTOModule::createFromOpenFileSlice( 220cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar *LTOContext, fd, path, map_size, offset, Options); 221cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar if (!M) 222cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return nullptr; 223cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return wrap(M->release()); 224f21b1058a194f411000bdd8000a8b675a7874056Rafael Espindola} 225f21b1058a194f411000bdd8000a8b675a7874056Rafael Espindola 2268fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlinglto_module_t lto_module_create_from_memory(const void* mem, size_t length) { 227cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne lto_initialize(); 22836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines llvm::TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 229cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ErrorOr<std::unique_ptr<LTOModule>> M = 230cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LTOModule::createFromBuffer(*LTOContext, mem, length, Options); 231cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar if (!M) 232cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return nullptr; 233cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return wrap(M->release()); 23477595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 23577595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 23636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hineslto_module_t lto_module_create_from_memory_with_path(const void* mem, 23736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines size_t length, 23836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines const char *path) { 23936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines lto_initialize(); 24036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines llvm::TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 241cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ErrorOr<std::unique_ptr<LTOModule>> M = 242cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LTOModule::createFromBuffer(*LTOContext, mem, length, Options, path); 243cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar if (!M) 244cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return nullptr; 245cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return wrap(M->release()); 24636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines} 24736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 24837ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hineslto_module_t lto_module_create_in_local_context(const void *mem, size_t length, 24937ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines const char *path) { 25037ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines lto_initialize(); 25137ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines llvm::TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 252cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ErrorOr<std::unique_ptr<LTOModule>> M = 253cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar LTOModule::createInLocalContext(mem, length, Options, path); 254cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar if (!M) 255cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return nullptr; 256cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return wrap(M->release()); 25737ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines} 25837ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines 25937ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hineslto_module_t lto_module_create_in_codegen_context(const void *mem, 26037ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines size_t length, 26137ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines const char *path, 26237ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines lto_code_gen_t cg) { 26337ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines lto_initialize(); 26437ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines llvm::TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 265cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar ErrorOr<std::unique_ptr<LTOModule>> M = LTOModule::createInContext( 266cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar mem, length, Options, path, &unwrap(cg)->getContext()); 267cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return wrap(M->release()); 26837ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines} 26937ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines 270dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hinesvoid lto_module_dispose(lto_module_t mod) { delete unwrap(mod); } 27177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 2728fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingconst char* lto_module_get_target_triple(lto_module_t mod) { 273c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines return unwrap(mod)->getTargetTriple().c_str(); 27477595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 27577595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 2768fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingvoid lto_module_set_target_triple(lto_module_t mod, const char *triple) { 277dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines return unwrap(mod)->setTargetTriple(triple); 278cbb170d057aa6692b19f577b1e09a6c1c7a26969Rafael Espindola} 279cbb170d057aa6692b19f577b1e09a6c1c7a26969Rafael Espindola 2808fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingunsigned int lto_module_get_num_symbols(lto_module_t mod) { 281dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines return unwrap(mod)->getSymbolCount(); 28277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 28377595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 2848fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingconst char* lto_module_get_symbol_name(lto_module_t mod, unsigned int index) { 285dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines return unwrap(mod)->getSymbolName(index); 28677595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 28777595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 2888fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlinglto_symbol_attributes lto_module_get_symbol_attribute(lto_module_t mod, 2898fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling unsigned int index) { 290dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines return unwrap(mod)->getSymbolAttributes(index); 29177595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 29277595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 293cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainarconst char* lto_module_get_linkeropts(lto_module_t mod) { 294cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return unwrap(mod)->getLinkerOpts(); 29536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines} 29636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 29736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hinesvoid lto_codegen_set_diagnostic_handler(lto_code_gen_t cg, 29836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines lto_diagnostic_handler_t diag_handler, 29936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines void *ctxt) { 300dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines unwrap(cg)->setDiagnosticHandler(diag_handler, ctxt); 30136b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines} 30236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 303ebe69fe11e48d322045d5949c83283927a0d790bStephen Hinesstatic lto_code_gen_t createCodeGen(bool InLocalContext) { 304cc48854d5d51a2d7557f1040a61f160ad86c9729Peter Collingbourne lto_initialize(); 305c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola 30636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines TargetOptions Options = InitTargetOptionsFromCodeGenFlags(); 307c13c9e5a9d288eac494a38f0710d34446167f940Rafael Espindola 3086948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar LibLTOCodeGenerator *CodeGen = 3096948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar InLocalContext ? new LibLTOCodeGenerator(make_unique<LLVMContext>()) 3106948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar : new LibLTOCodeGenerator(); 3116948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar CodeGen->setTargetOptions(Options); 312dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines return wrap(CodeGen); 31377595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 31477595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 315ebe69fe11e48d322045d5949c83283927a0d790bStephen Hineslto_code_gen_t lto_codegen_create(void) { 316ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines return createCodeGen(/* InLocalContext */ false); 317ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines} 318ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines 319ebe69fe11e48d322045d5949c83283927a0d790bStephen Hineslto_code_gen_t lto_codegen_create_in_local_context(void) { 320ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines return createCodeGen(/* InLocalContext */ true); 321ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines} 322ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines 323dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hinesvoid lto_codegen_dispose(lto_code_gen_t cg) { delete unwrap(cg); } 32477595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 32507d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool lto_codegen_add_module(lto_code_gen_t cg, lto_module_t mod) { 32637ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines return !unwrap(cg)->addModule(unwrap(mod)); 32777595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 32877595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 329ebe69fe11e48d322045d5949c83283927a0d790bStephen Hinesvoid lto_codegen_set_module(lto_code_gen_t cg, lto_module_t mod) { 330cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar unwrap(cg)->setModule(std::unique_ptr<LTOModule>(unwrap(mod))); 331ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines} 332ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines 33307d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool lto_codegen_set_debug_model(lto_code_gen_t cg, lto_debug_model debug) { 334dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines unwrap(cg)->setDebugInfo(debug); 335235089bdaefabcef9e9cde28eb3b0d8937b12a0dShuxin Yang return false; 33677595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 33777595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 33807d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool lto_codegen_set_pic_model(lto_code_gen_t cg, lto_codegen_model model) { 339cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar switch (model) { 340cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar case LTO_CODEGEN_PIC_MODEL_STATIC: 341cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar unwrap(cg)->setCodePICModel(Reloc::Static); 342cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return false; 343cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar case LTO_CODEGEN_PIC_MODEL_DYNAMIC: 344cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar unwrap(cg)->setCodePICModel(Reloc::PIC_); 345cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return false; 346cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar case LTO_CODEGEN_PIC_MODEL_DYNAMIC_NO_PIC: 347cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar unwrap(cg)->setCodePICModel(Reloc::DynamicNoPIC); 348cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return false; 349cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar case LTO_CODEGEN_PIC_MODEL_DEFAULT: 350cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar unwrap(cg)->setCodePICModel(Reloc::Default); 351cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return false; 352cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar } 353cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar sLastErrorString = "Unknown PIC model"; 354cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return true; 35577595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 35677595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 357168f1428346f3d51304db0be64e1d5e4a09ca4c2Bill Wendlingvoid lto_codegen_set_cpu(lto_code_gen_t cg, const char *cpu) { 358dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines return unwrap(cg)->setCpu(cpu); 359dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines} 360dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines 3618fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingvoid lto_codegen_set_assembler_path(lto_code_gen_t cg, const char *path) { 362e9efea1194691580c74520aad48887d95fd0ce1bRafael Espindola // In here only for backwards compatibility. We use MC now. 363cbad58624090933cb8fb85587e03be613a481309Nick Kledzik} 364cbad58624090933cb8fb85587e03be613a481309Nick Kledzik 365168f1428346f3d51304db0be64e1d5e4a09ca4c2Bill Wendlingvoid lto_codegen_set_assembler_args(lto_code_gen_t cg, const char **args, 3668fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendling int nargs) { 367e9efea1194691580c74520aad48887d95fd0ce1bRafael Espindola // In here only for backwards compatibility. We use MC now. 36898197e55c10176c3ef9100f7d852abbd2347225fRafael Espindola} 36998197e55c10176c3ef9100f7d852abbd2347225fRafael Espindola 3708fd3fcdba8be962aad1ed48bedbfddffc238c657Bill Wendlingvoid lto_codegen_add_must_preserve_symbol(lto_code_gen_t cg, 371168f1428346f3d51304db0be64e1d5e4a09ca4c2Bill Wendling const char *symbol) { 372dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines unwrap(cg)->addMustPreserveSymbol(symbol); 37377595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 37477595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 3754c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainarstatic void maybeParseOptions(lto_code_gen_t cg) { 3760e95b3aba9b2039ae3af617e681aacca2ff81f79Rafael Espindola if (!parsedOptions) { 377dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines unwrap(cg)->parseCodeGenDebugOptions(); 378dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines lto_add_attrs(cg); 3790e95b3aba9b2039ae3af617e681aacca2ff81f79Rafael Espindola parsedOptions = true; 3800e95b3aba9b2039ae3af617e681aacca2ff81f79Rafael Espindola } 3814c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar} 3824c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar 3834c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainarbool lto_codegen_write_merged_modules(lto_code_gen_t cg, const char *path) { 3844c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar maybeParseOptions(cg); 385cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return !unwrap(cg)->writeMergedModules(path); 38677595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 38777595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 388168f1428346f3d51304db0be64e1d5e4a09ca4c2Bill Wendlingconst void *lto_codegen_compile(lto_code_gen_t cg, size_t *length) { 3894c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar maybeParseOptions(cg); 3906948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar LibLTOCodeGenerator *CG = unwrap(cg); 391cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar CG->NativeObjectFile = 392cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar CG->compile(DisableVerify, DisableInline, DisableGVNLoadPRE, 393cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar DisableLTOVectorization); 3946948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar if (!CG->NativeObjectFile) 3956948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar return nullptr; 3966948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar *length = CG->NativeObjectFile->getBufferSize(); 3976948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar return CG->NativeObjectFile->getBufferStart(); 39877595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik} 39977595fc35642f990bfc5ad05b8e68d4056695ecaNick Kledzik 400ebe69fe11e48d322045d5949c83283927a0d790bStephen Hinesbool lto_codegen_optimize(lto_code_gen_t cg) { 4014c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar maybeParseOptions(cg); 402cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar return !unwrap(cg)->optimize(DisableVerify, DisableInline, DisableGVNLoadPRE, 403cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar DisableLTOVectorization); 404ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines} 405ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines 406ebe69fe11e48d322045d5949c83283927a0d790bStephen Hinesconst void *lto_codegen_compile_optimized(lto_code_gen_t cg, size_t *length) { 4074c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar maybeParseOptions(cg); 4086948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar LibLTOCodeGenerator *CG = unwrap(cg); 409cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar CG->NativeObjectFile = CG->compileOptimized(); 4106948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar if (!CG->NativeObjectFile) 4116948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar return nullptr; 4126948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar *length = CG->NativeObjectFile->getBufferSize(); 4136948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar return CG->NativeObjectFile->getBufferStart(); 414ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines} 415ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines 41607d5aef3057b2e403b20d683e7477c93fde67d99Reid Klecknerbool lto_codegen_compile_to_file(lto_code_gen_t cg, const char **name) { 4174c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar maybeParseOptions(cg); 41837ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines return !unwrap(cg)->compile_to_file( 419cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar name, DisableVerify, DisableInline, DisableGVNLoadPRE, 420cddc3e03e4ec99c0268c03a126195173e519ed58Pirama Arumuga Nainar DisableLTOVectorization); 4216421a8815e14189121a5e20731fd005ea08793e1Rafael Espindola} 4226421a8815e14189121a5e20731fd005ea08793e1Rafael Espindola 423168f1428346f3d51304db0be64e1d5e4a09ca4c2Bill Wendlingvoid lto_codegen_debug_options(lto_code_gen_t cg, const char *opt) { 424dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines unwrap(cg)->setCodeGenDebugOptions(opt); 425d44d4bf04b69fa7b003a0792a78ab132e40fe76fDuncan Sands} 426ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines 427ebe69fe11e48d322045d5949c83283927a0d790bStephen Hinesunsigned int lto_api_version() { return LTO_API_VERSION; } 4286948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar 4296948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainarvoid lto_codegen_set_should_internalize(lto_code_gen_t cg, 4306948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar bool ShouldInternalize) { 4316948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar unwrap(cg)->setShouldInternalize(ShouldInternalize); 4326948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar} 4336948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar 4346948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainarvoid lto_codegen_set_should_embed_uselists(lto_code_gen_t cg, 4356948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar lto_bool_t ShouldEmbedUselists) { 4366948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar unwrap(cg)->setShouldEmbedUselists(ShouldEmbedUselists); 4376948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar} 438