diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/include/llvm/LinkTimeOptimizer.h | 11 | ||||
| -rw-r--r-- | llvm/tools/lto/lto.cpp | 35 |
2 files changed, 31 insertions, 15 deletions
diff --git a/llvm/include/llvm/LinkTimeOptimizer.h b/llvm/include/llvm/LinkTimeOptimizer.h index c126bb23620..50c1613eb00 100644 --- a/llvm/include/llvm/LinkTimeOptimizer.h +++ b/llvm/include/llvm/LinkTimeOptimizer.h @@ -91,8 +91,9 @@ namespace llvm { NameToSymbolMap &, std::set<std::string> &) = 0; virtual enum LTOStatus optimizeModules(const std::string &, - std::vector<const char*> &, - std::string &) = 0; + std::vector<const char*> &, + std::string &, bool, + const char *) = 0; virtual void getTargetTriple(const std::string &, std::string &) = 0; virtual void removeModule (const std::string &InputFilename) = 0; virtual ~LinkTimeOptimizer() = 0; @@ -113,8 +114,10 @@ namespace llvm { std::set<std::string> &references); enum LTOStatus optimizeModules(const std::string &OutputFilename, std::vector<const char*> &exportList, - std::string &targetTriple); - void getTargetTriple(const std::string &InputFilename, std::string &targetTriple); + std::string &targetTriple, bool saveTemps, + const char *); + void getTargetTriple(const std::string &InputFilename, + std::string &targetTriple); void removeModule (const std::string &InputFilename); // Constructors and destructors diff --git a/llvm/tools/lto/lto.cpp b/llvm/tools/lto/lto.cpp index b08b1a62dc3..6a7677244e0 100644 --- a/llvm/tools/lto/lto.cpp +++ b/llvm/tools/lto/lto.cpp @@ -129,7 +129,7 @@ LTO::getModule(const std::string &InputFilename) /// set corresponding target triplet string. void LTO::getTargetTriple(const std::string &InputFilename, - std::string &targetTriple) + std::string &targetTriple) { Module *m = getModule(InputFilename); if (m) @@ -142,8 +142,8 @@ LTO::getTargetTriple(const std::string &InputFilename, /// Return LTO_READ_SUCCESS if there is no error. enum LTOStatus LTO::readLLVMObjectFile(const std::string &InputFilename, - NameToSymbolMap &symbols, - std::set<std::string> &references) + NameToSymbolMap &symbols, + std::set<std::string> &references) { Module *m = getModule(InputFilename); if (!m) @@ -316,7 +316,7 @@ LTO::optimize(Module *M, std::ostream &Out, CodeGenPasses->add(new TargetData(*Target->getTargetData())); Target->addPassesToEmitFile(*CodeGenPasses, Out, TargetMachine::AssemblyFile, - true); + true); // Run our queue of passes all at once now, efficiently. Passes.run(*M); @@ -337,8 +337,10 @@ LTO::optimize(Module *M, std::ostream &Out, /// Return appropriate LTOStatus. enum LTOStatus LTO::optimizeModules(const std::string &OutputFilename, - std::vector<const char *> &exportList, - std::string &targetTriple) + std::vector<const char *> &exportList, + std::string &targetTriple, + bool saveTemps, + const char *FinalOutputFilename) { if (modules.empty()) return LTO_NO_WORK; @@ -352,11 +354,15 @@ LTO::optimizeModules(const std::string &OutputFilename, if (theLinker.LinkModules(bigOne, modules[i], errMsg)) return LTO_MODULE_MERGE_FAILURE; -#if 0 - // Enable this when -save-temps is used - std::ofstream Out("big.bc", io_mode); - WriteBytecodeToFile(bigOne, Out, true); -#endif + sys::Path FinalOutputPath(FinalOutputFilename); + FinalOutputPath.eraseSuffix(); + + if (saveTemps) { + std::string tempFileName(FinalOutputPath.c_str()); + tempFileName += "0.bc"; + std::ofstream Out(tempFileName.c_str(), io_mode); + WriteBytecodeToFile(bigOne, Out, true); + } // Strip leading underscore because it was added to match names // seen by linker. @@ -404,6 +410,13 @@ LTO::optimizeModules(const std::string &OutputFilename, return status; } + if (saveTemps) { + std::string tempFileName(FinalOutputPath.c_str()); + tempFileName += "1.bc"; + std::ofstream Out(tempFileName.c_str(), io_mode); + WriteBytecodeToFile(bigOne, Out, true); + } + targetTriple = bigOne->getTargetTriple(); // Run GCC to assemble and link the program into native code. |
