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add bitcode reading support to llvm-nm
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36847 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -9,7 +9,6 @@
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LEVEL = ../..
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TOOLNAME = llvm-nm
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LINK_COMPONENTS = archive bcreader
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REQUIRES_EH := 1
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LINK_COMPONENTS = archive bcreader bitreader
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include $(LEVEL)/Makefile.common
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@ -17,19 +17,22 @@
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//===----------------------------------------------------------------------===//
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#include "llvm/Module.h"
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#include "llvm/Bitcode/ReaderWriter.h"
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#include "llvm/Bytecode/Reader.h"
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#include "llvm/Bytecode/Archive.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/ManagedStatic.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/System/Signals.h"
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#include <algorithm>
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#include <cctype>
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#include <cerrno>
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#include <cstring>
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#include <iostream>
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using namespace llvm;
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cl::opt<bool> Bitcode("bitcode");
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namespace {
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enum OutputFormatTy { bsd, sysv, posix };
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cl::opt<OutputFormatTy>
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@ -132,6 +135,20 @@ static void DumpSymbolNamesFromFile(std::string &Filename) {
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std::cerr << ToolName << ": " << Filename << ": " << ErrorMessage << "\n";
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return;
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}
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} else if (aPath.isBitcodeFile()) {
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std::auto_ptr<MemoryBuffer> Buffer(
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MemoryBuffer::getFileOrSTDIN(&Filename[0], Filename.size()));
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Module *Result = 0;
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if (Buffer.get())
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Result = ParseBitcodeFile(Buffer.get(), &ErrorMessage);
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if (Result)
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DumpSymbolNamesFromModule(Result);
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else {
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std::cerr << ToolName << ": " << Filename << ": " << ErrorMessage << "\n";
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return;
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}
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} else if (aPath.isArchive()) {
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std::string ErrMsg;
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Archive* archive = Archive::OpenAndLoad(sys::Path(Filename), &ErrorMessage);
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@ -153,27 +170,20 @@ static void DumpSymbolNamesFromFile(std::string &Filename) {
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int main(int argc, char **argv) {
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llvm_shutdown_obj X; // Call llvm_shutdown() on exit.
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try {
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cl::ParseCommandLineOptions(argc, argv, " llvm symbol table dumper\n");
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sys::PrintStackTraceOnErrorSignal();
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cl::ParseCommandLineOptions(argc, argv, " llvm symbol table dumper\n");
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sys::PrintStackTraceOnErrorSignal();
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ToolName = argv[0];
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if (BSDFormat) OutputFormat = bsd;
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if (POSIXFormat) OutputFormat = posix;
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ToolName = argv[0];
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if (BSDFormat) OutputFormat = bsd;
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if (POSIXFormat) OutputFormat = posix;
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switch (InputFilenames.size()) {
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case 0: InputFilenames.push_back("-");
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case 1: break;
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default: MultipleFiles = true;
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}
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std::for_each (InputFilenames.begin (), InputFilenames.end (),
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DumpSymbolNamesFromFile);
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return 0;
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} catch (const std::string& msg) {
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std::cerr << argv[0] << ": " << msg << "\n";
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} catch (...) {
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std::cerr << argv[0] << ": Unexpected unknown exception occurred.\n";
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switch (InputFilenames.size()) {
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case 0: InputFilenames.push_back("-");
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case 1: break;
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default: MultipleFiles = true;
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}
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return 1;
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std::for_each(InputFilenames.begin(), InputFilenames.end(),
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DumpSymbolNamesFromFile);
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return 0;
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}
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