-//===-- llvm-bcanalyzer.cpp - Byte Code Analyzer --------------------------===//
+//===-- llvm-bcanalyzer.cpp - Bitcode Analyzer --------------------------===//
//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Reid Spencer and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This tool may be invoked in the following manner:
-// llvm-bcanalyzer [options] - Read LLVM bytecode from stdin
-// llvm-bcanalyzer [options] x.bc - Read LLVM bytecode from the x.bc file
+// llvm-bcanalyzer [options] - Read LLVM bitcode from stdin
+// llvm-bcanalyzer [options] x.bc - Read LLVM bitcode from the x.bc file
//
// Options:
// --help - Output information about command line switches
-// --nodetails - Don't print out detailed informaton about individual
-// blocks and functions
-// --dump - Dump low-level bytecode structure in readable format
+// --dump - Dump low-level bitcode structure in readable format
//
-// This tool provides analytical information about a bytecode file. It is
-// intended as an aid to developers of bytecode reading and writing software. It
-// produces on std::out a summary of the bytecode file that shows various
+// This tool provides analytical information about a bitcode file. It is
+// intended as an aid to developers of bitcode reading and writing software. It
+// produces on std::out a summary of the bitcode file that shows various
// statistics about the contents of the file. By default this information is
-// detailed and contains information about individual bytecode blocks and the
-// functions in the module. To avoid this more detailed output, use the
-// -nodetails option to limit the output to just module level information.
-// The tool is also able to print a bytecode file in a straight forward text
+// detailed and contains information about individual bitcode blocks and the
+// functions in the module.
+// The tool is also able to print a bitcode file in a straight forward text
// format that shows the containment and relationships of the information in
-// the bytecode file (-dump option).
+// the bitcode file (-dump option).
//
//===----------------------------------------------------------------------===//
#include "llvm/Analysis/Verifier.h"
#include "llvm/Bitcode/BitstreamReader.h"
#include "llvm/Bitcode/LLVMBitCodes.h"
-#include "llvm/Bytecode/Analyzer.h"
#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/Compressor.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/System/Signals.h"
+#include <map>
#include <fstream>
#include <iostream>
#include <algorithm>
using namespace llvm;
static cl::opt<std::string>
- InputFilename(cl::Positional, cl::desc("<input bytecode>"), cl::init("-"));
+ InputFilename(cl::Positional, cl::desc("<input bitcode>"), cl::init("-"));
static cl::opt<std::string>
OutputFilename("-o", cl::init("-"), cl::desc("<output file>"));
-static cl::opt<bool> NoDetails("nodetails", cl::desc("Skip detailed output"));
-static cl::opt<bool> Dump("dump", cl::desc("Dump low level bytecode trace"));
-static cl::opt<bool> Verify("verify", cl::desc("Progressively verify module"));
+static cl::opt<bool> Dump("dump", cl::desc("Dump low level bitcode trace"));
//===----------------------------------------------------------------------===//
// Bitcode specific analysis.
//===----------------------------------------------------------------------===//
-static cl::opt<bool> Bitcode("bitcode", cl::desc("Read a bitcode file"));
static cl::opt<bool> NoHistogram("disable-histogram",
cl::desc("Do not print per-code histogram"));
case bitc::FUNC_CODE_INST_STORE: return "INST_STORE";
case bitc::FUNC_CODE_INST_CALL: return "INST_CALL";
case bitc::FUNC_CODE_INST_VAARG: return "INST_VAARG";
+ case bitc::FUNC_CODE_INST_STORE2: return "INST_STORE2";
+ case bitc::FUNC_CODE_INST_GETRESULT: return "INST_GETRESULT";
}
case bitc::TYPE_SYMTAB_BLOCK_ID:
switch (CodeID) {
/// AnalyzeBitcode - Analyze the bitcode file specified by InputFilename.
static int AnalyzeBitcode() {
// Read the input file.
- MemoryBuffer *Buffer;
- if (InputFilename == "-")
- Buffer = MemoryBuffer::getSTDIN();
- else
- Buffer = MemoryBuffer::getFile(&InputFilename[0], InputFilename.size());
+ MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(InputFilename.c_str());
if (Buffer == 0)
return Error("Error reading '" + InputFilename + "'.");
}
-//===----------------------------------------------------------------------===//
-// Bytecode specific analysis.
-//===----------------------------------------------------------------------===//
-
int main(int argc, char **argv) {
llvm_shutdown_obj X; // Call llvm_shutdown() on exit.
- cl::ParseCommandLineOptions(argc, argv, " llvm-bcanalyzer file analyzer\n");
+ cl::ParseCommandLineOptions(argc, argv, "llvm-bcanalyzer file analyzer\n");
sys::PrintStackTraceOnErrorSignal();
- if (Bitcode)
- return AnalyzeBitcode();
-
- try {
- std::ostream *Out = &std::cout; // Default to printing to stdout...
- std::string ErrorMessage;
- BytecodeAnalysis bca;
-
- /// Determine what to generate
- bca.detailedResults = !NoDetails;
- bca.progressiveVerify = Verify;
-
- /// Analyze the bytecode file
- Module* M = AnalyzeBytecodeFile(InputFilename, bca,
- Compressor::decompressToNewBuffer,
- &ErrorMessage, (Dump?Out:0));
-
- // All that bcanalyzer does is write the gathered statistics to the output
- PrintBytecodeAnalysis(bca,*Out);
-
- if (M && Verify) {
- std::string verificationMsg;
- if (verifyModule(*M, ReturnStatusAction, &verificationMsg))
- std::cerr << "Final Verification Message: " << verificationMsg << "\n";
- }
-
- if (Out != &std::cout) {
- ((std::ofstream*)Out)->close();
- delete Out;
- }
- return 0;
- } catch (const std::string& msg) {
- std::cerr << argv[0] << ": " << msg << "\n";
- } catch (...) {
- std::cerr << argv[0] << ": Unexpected unknown exception occurred.\n";
- }
- return 1;
+ return AnalyzeBitcode();
}