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bitcodify

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llvm-svn: 36838
This commit is contained in:
Chris Lattner 2007-05-06 04:49:55 +00:00
parent b1e3362cf6
commit d29a084c58
2 changed files with 24 additions and 7 deletions
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2
tools/lto/Makefile
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@ -24,7 +24,7 @@ else
BUILD_ARCHIVE = 1
endif
LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bcreader bcwriter
LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bcreader bcwriter bitreader bitwriter
include $(LEVEL)/Makefile.common

29
tools/lto/lto.cpp
View File

@ -17,12 +17,14 @@
#include "llvm/Linker.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/Bytecode/Reader.h"
#include "llvm/Bytecode/Writer.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileUtilities.h"
#include "llvm/Support/SystemUtils.h"
#include "llvm/Support/Mangler.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/System/Program.h"
#include "llvm/System/Signals.h"
#include "llvm/Analysis/Passes.h"
@ -51,7 +53,7 @@ llvm::LinkTimeOptimizer *createLLVMOptimizer()
return l;
}
static bool Bitcode = false;
/// If symbol is not used then make it internal and let optimizer takes
/// care of it.
@ -119,7 +121,14 @@ LTO::getModule(const std::string &InputFilename)
NameToModuleMap::iterator pos = allModules.find(InputFilename.c_str());
if (pos != allModules.end())
m = allModules[InputFilename.c_str()];
else {
else if (Bitcode) {
if (MemoryBuffer *Buffer
= MemoryBuffer::getFile(&InputFilename[0], InputFilename.size())) {
m = ParseBitcodeFile(Buffer);
delete Buffer;
}
allModules[InputFilename.c_str()] = m;
} else {
m = ParseBytecodeFile(InputFilename);
allModules[InputFilename.c_str()] = m;
}
@ -376,8 +385,12 @@ LTO::optimizeModules(const std::string &OutputFilename,
std::string tempFileName(FinalOutputPath.c_str());
tempFileName += "0.bc";
std::ofstream Out(tempFileName.c_str(), io_mode);
OStream L(Out);
WriteBytecodeToFile(bigOne, L);
if (Bitcode) {
WriteBitcodeToFile(bigOne, Out);
} else {
OStream L(Out);
WriteBytecodeToFile(bigOne, L);
}
}
// Strip leading underscore because it was added to match names
@ -430,8 +443,12 @@ LTO::optimizeModules(const std::string &OutputFilename,
std::string tempFileName(FinalOutputPath.c_str());
tempFileName += "1.bc";
std::ofstream Out(tempFileName.c_str(), io_mode);
OStream L(Out);
WriteBytecodeToFile(bigOne, L);
if (Bitcode) {
WriteBitcodeToFile(bigOne, Out);
} else {
OStream L(Out);
WriteBytecodeToFile(bigOne, L);
}
}
targetTriple = bigOne->getTargetTriple();