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add support to llvm-prof for reading from a bitcode file

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36836 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-05-06 04:43:00 +00:00
parent e96eec0c69
commit 592488a4ef
3 changed files with 20 additions and 10 deletions
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2
tools/llvm-prof/Makefile
View File

@ -9,7 +9,7 @@
LEVEL = ../.. LEVEL = ../..
TOOLNAME = llvm-prof TOOLNAME = llvm-prof
LINK_COMPONENTS = bcreader analysis LINK_COMPONENTS = bcreader bitreader analysis
REQUIRES_EH := 1 REQUIRES_EH := 1
include $(LEVEL)/Makefile.common include $(LEVEL)/Makefile.common

20
tools/llvm-prof/llvm-prof.cpp
View File

@ -18,8 +18,10 @@
#include "llvm/Assembly/AsmAnnotationWriter.h" #include "llvm/Assembly/AsmAnnotationWriter.h"
#include "llvm/Analysis/ProfileInfoLoader.h" #include "llvm/Analysis/ProfileInfoLoader.h"
#include "llvm/Bytecode/Reader.h" #include "llvm/Bytecode/Reader.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/Support/CommandLine.h" #include "llvm/Support/CommandLine.h"
#include "llvm/Support/ManagedStatic.h" #include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/System/Signals.h" #include "llvm/System/Signals.h"
#include <algorithm> #include <algorithm>
#include <iostream> #include <iostream>
@ -30,6 +32,7 @@
using namespace llvm; using namespace llvm;
namespace { namespace {
cl::opt<bool> Bitcode("bitcode");
cl::opt<std::string> cl::opt<std::string>
BytecodeFile(cl::Positional, cl::desc("<program bytecode file>"), BytecodeFile(cl::Positional, cl::desc("<program bytecode file>"),
cl::Required); cl::Required);
@ -116,9 +119,20 @@ int main(int argc, char **argv) {
// Read in the bytecode file... // Read in the bytecode file...
std::string ErrorMessage; std::string ErrorMessage;
Module *M = ParseBytecodeFile(BytecodeFile, Module *M;
Compressor::decompressToNewBuffer, if (Bitcode) {
&ErrorMessage); MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(&BytecodeFile[0],
BytecodeFile.size());
if (Buffer == 0)
ErrorMessage = "Error reading file '" + BytecodeFile + "'";
else
M = ParseBitcodeFile(Buffer, &ErrorMessage);
delete Buffer;
} else {
M = ParseBytecodeFile(BytecodeFile,
Compressor::decompressToNewBuffer,
&ErrorMessage);
}
if (M == 0) { if (M == 0) {
std::cerr << argv[0] << ": " << BytecodeFile << ": " std::cerr << argv[0] << ": " << BytecodeFile << ": "
<< ErrorMessage << "\n"; << ErrorMessage << "\n";

8
tools/opt/opt.cpp
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@ -268,12 +268,8 @@ int main(int argc, char **argv) {
// Load the input module... // Load the input module...
std::auto_ptr<Module> M; std::auto_ptr<Module> M;
if (Bitcode) { if (Bitcode) {
MemoryBuffer *Buffer; MemoryBuffer *Buffer
if (InputFilename == "-") { = MemoryBuffer::getFileOrSTDIN(&InputFilename[0], InputFilename.size());
Buffer = MemoryBuffer::getSTDIN();
} else {
Buffer = MemoryBuffer::getFile(&InputFilename[0], InputFilename.size());
}
if (Buffer == 0) if (Buffer == 0)
ErrorMessage = "Error reading file '" + InputFilename + "'"; ErrorMessage = "Error reading file '" + InputFilename + "'";