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if -bitcode is specified, read and write a bitcode file instead of a bytecode file.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36830 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2007-05-06 02:42:03 +00:00
parent f9f2e83170
commit b330e38f4a
2 changed files with 31 additions and 5 deletions
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2
tools/opt/Makefile
View File

@ -10,6 +10,6 @@ LEVEL = ../..
TOOLNAME = opt TOOLNAME = opt
REQUIRES_EH := 1 REQUIRES_EH := 1
LINK_COMPONENTS := bcreader bcwriter instrumentation scalaropts ipo LINK_COMPONENTS := bcreader bcwriter bitreader bitwriter instrumentation scalaropts ipo
include $(LEVEL)/Makefile.common include $(LEVEL)/Makefile.common

34
tools/opt/opt.cpp
View File

@ -16,6 +16,7 @@
#include "llvm/PassManager.h" #include "llvm/PassManager.h"
#include "llvm/Bytecode/Reader.h" #include "llvm/Bytecode/Reader.h"
#include "llvm/Bytecode/WriteBytecodePass.h" #include "llvm/Bytecode/WriteBytecodePass.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/Assembly/PrintModulePass.h" #include "llvm/Assembly/PrintModulePass.h"
#include "llvm/Analysis/Verifier.h" #include "llvm/Analysis/Verifier.h"
#include "llvm/Analysis/LoopPass.h" #include "llvm/Analysis/LoopPass.h"
@ -24,6 +25,7 @@
#include "llvm/Support/PassNameParser.h" #include "llvm/Support/PassNameParser.h"
#include "llvm/System/Signals.h" #include "llvm/System/Signals.h"
#include "llvm/Support/ManagedStatic.h" #include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/PluginLoader.h" #include "llvm/Support/PluginLoader.h"
#include "llvm/Support/Streams.h" #include "llvm/Support/Streams.h"
#include "llvm/Support/SystemUtils.h" #include "llvm/Support/SystemUtils.h"
@ -35,6 +37,8 @@
#include <algorithm> #include <algorithm>
using namespace llvm; using namespace llvm;
static cl::opt<bool> Bitcode("bitcode");
// The OptimizationList is automatically populated with registered Passes by the // The OptimizationList is automatically populated with registered Passes by the
// PassNameParser. // PassNameParser.
// //
@ -262,8 +266,26 @@ int main(int argc, char **argv) {
std::string ErrorMessage; std::string ErrorMessage;
// Load the input module... // Load the input module...
std::auto_ptr<Module> M(ParseBytecodeFile(InputFilename, std::auto_ptr<Module> M;
Compressor::decompressToNewBuffer, &ErrorMessage)); if (Bitcode) {
MemoryBuffer *Buffer;
if (InputFilename == "-") {
Buffer = MemoryBuffer::getSTDIN();
} else {
Buffer = MemoryBuffer::getFile(&InputFilename[0], InputFilename.size());
}
if (Buffer == 0)
ErrorMessage = "Error reading file '" + InputFilename + "'";
else
M.reset(ParseBitcodeFile(Buffer, &ErrorMessage));
delete Buffer;
} else {
M.reset(ParseBytecodeFile(InputFilename,
Compressor::decompressToNewBuffer,
&ErrorMessage));
}
if (M.get() == 0) { if (M.get() == 0) {
cerr << argv[0] << ": "; cerr << argv[0] << ": ";
if (ErrorMessage.size()) if (ErrorMessage.size())
@ -355,8 +377,12 @@ int main(int argc, char **argv) {
// Write bytecode out to disk or cout as the last step... // Write bytecode out to disk or cout as the last step...
OStream L(*Out); OStream L(*Out);
if (!NoOutput && !AnalyzeOnly) if (!NoOutput && !AnalyzeOnly) {
Passes.add(new WriteBytecodePass(&L, false, !NoCompress)); if (Bitcode)
Passes.add(CreateBitcodeWriterPass(*Out));
else
Passes.add(new WriteBytecodePass(&L, false, !NoCompress));
}
// Now that we have all of the passes ready, run them. // Now that we have all of the passes ready, run them.
Passes.run(*M.get()); Passes.run(*M.get());