diff options
author | Misha Brukman <brukman+llvm@gmail.com> | 2003-09-15 14:44:22 +0000 |
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committer | Misha Brukman <brukman+llvm@gmail.com> | 2003-09-15 14:44:22 +0000 |
commit | e3d4e4458d8b8b4f23cdaf21e086befb433eb2bd (patch) | |
tree | d06e54ea1cc81c64fb87efbcc74fd01f540dffe2 /tools/dis/dis.cpp | |
parent | 998b673a26e4fa23778a793aec45db099d1b92bd (diff) |
`dis' is no longer an LLVM tool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8528 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/dis/dis.cpp')
-rw-r--r-- | tools/dis/dis.cpp | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/tools/dis/dis.cpp b/tools/dis/dis.cpp deleted file mode 100644 index bf46fe62e3..0000000000 --- a/tools/dis/dis.cpp +++ /dev/null @@ -1,130 +0,0 @@ -//===----------------------------------------------------------------------===// -// LLVM 'DIS' UTILITY -// -// This utility may be invoked in the following manner: -// dis [options] - Read LLVM bytecode from stdin, write assembly to stdout -// dis [options] x.bc - Read LLVM bytecode from the x.bc file, write assembly -// to the x.ll file. -// Options: -// --help - Output information about command line switches -// -c - Print C code instead of LLVM assembly -// -//===----------------------------------------------------------------------===// - -#include "llvm/Module.h" -#include "llvm/PassManager.h" -#include "llvm/Bytecode/Reader.h" -#include "llvm/Assembly/CWriter.h" -#include "llvm/Assembly/PrintModulePass.h" -#include "Support/CommandLine.h" -#include "Support/Signals.h" -#include <fstream> -#include <memory> - -// OutputMode - The different orderings to print basic blocks in... -enum OutputMode { - llvm = 0, // Generate LLVM assembly (the default) - c, // Generate C code -}; - -static cl::opt<std::string> -InputFilename(cl::Positional, cl::desc("<input bytecode>"), cl::init("-")); - -static cl::opt<std::string> -OutputFilename("o", cl::desc("Override output filename"), - cl::value_desc("filename")); - -static cl::opt<bool> -Force("f", cl::desc("Overwrite output files")); - -static cl::opt<enum OutputMode> -WriteMode(cl::desc("Specify the output format:"), - cl::values( - clEnumVal(llvm, "Output LLVM assembly"), - clEnumVal(c , "Output C code for program"), - 0)); - -int main(int argc, char **argv) { - cl::ParseCommandLineOptions(argc, argv, " llvm .bc -> .ll disassembler\n"); - std::ostream *Out = &std::cout; // Default to printing to stdout... - std::string ErrorMessage; - - std::auto_ptr<Module> M(ParseBytecodeFile(InputFilename, &ErrorMessage)); - if (M.get() == 0) { - std::cerr << argv[0] << ": "; - if (ErrorMessage.size()) - std::cerr << ErrorMessage << "\n"; - else - std::cerr << "bytecode didn't read correctly.\n"; - return 1; - } - - if (OutputFilename != "") { // Specified an output filename? - if (OutputFilename != "-") { // Not stdout? - if (!Force && std::ifstream(OutputFilename.c_str())) { - // If force is not specified, make sure not to overwrite a file! - std::cerr << argv[0] << ": error opening '" << OutputFilename - << "': file exists! Sending to standard output.\n"; - } else { - Out = new std::ofstream(OutputFilename.c_str()); - } - } - } else { - if (InputFilename == "-") { - OutputFilename = "-"; - } else { - std::string IFN = InputFilename; - int Len = IFN.length(); - if (IFN[Len-3] == '.' && IFN[Len-2] == 'b' && IFN[Len-1] == 'c') { - // Source ends in .bc - OutputFilename = std::string(IFN.begin(), IFN.end()-3); - } else { - OutputFilename = IFN; // Append a .ll to it - } - if (WriteMode == c) - OutputFilename += ".c"; - else - OutputFilename += ".ll"; - - if (!Force && std::ifstream(OutputFilename.c_str())) { - // If force is not specified, make sure not to overwrite a file! - std::cerr << argv[0] << ": error opening '" << OutputFilename - << "': file exists! Sending to standard output.\n"; - } else { - Out = new std::ofstream(OutputFilename.c_str()); - - // Make sure that the Out file gets unlink'd from the disk if we get a - // SIGINT - RemoveFileOnSignal(OutputFilename); - } - } - } - - if (!Out->good()) { - std::cerr << argv[0] << ": error opening " << OutputFilename - << ": sending to stdout instead!\n"; - Out = &std::cout; - } - - // All that dis does is write the assembly or C out to a file... - // - PassManager Passes; - - switch (WriteMode) { - case llvm: // Output LLVM assembly - Passes.add(new PrintModulePass(Out)); - break; - case c: // Convert LLVM to C - Passes.add(createWriteToCPass(*Out)); - break; - } - - Passes.run(*M.get()); - - if (Out != &std::cout) { - ((std::ofstream*)Out)->close(); - delete Out; - } - return 0; -} - |