llvm-mc.cpp revision f1a5c7ec04002769f1638e64f7439589f0f926e6
1bb4688a9cf385ccada90ebeb04b3ba5827bf213dChris Lattner//===-- llvm-mc.cpp - Machine Code Hacking Driver -------------------------===// 2f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// 3f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// The LLVM Compiler Infrastructure 4f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// 5f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// This file is distributed under the University of Illinois Open Source 6f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// License. See LICENSE.TXT for details. 7f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// 8f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner//===----------------------------------------------------------------------===// 9f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// 10bb4688a9cf385ccada90ebeb04b3ba5827bf213dChris Lattner// This utility is a simple driver that allows command line hacking on machine 11bb4688a9cf385ccada90ebeb04b3ba5827bf213dChris Lattner// code. 12f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner// 13f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner//===----------------------------------------------------------------------===// 14f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 159fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar#include "llvm/MC/MCParser/AsmLexer.h" 16c6ef277a0b8f43af22d86aea9d5053749cacfbbbChris Lattner#include "llvm/MC/MCParser/MCAsmLexer.h" 17cbc23f75cd8cd6889fd02f65b63f6c02512460bdChris Lattner#include "llvm/MC/MCContext.h" 184a0abd80f18f9c2a10bf5b14cd6731d51972a426Daniel Dunbar#include "llvm/MC/MCCodeEmitter.h" 1990edac0e8b35f766599362b6301863229f0ddcdbChris Lattner#include "llvm/MC/MCInstPrinter.h" 20f9bdeddb96043559c61f176f8077e3b91a0c544fChris Lattner#include "llvm/MC/MCSectionMachO.h" 21cbc23f75cd8cd6889fd02f65b63f6c02512460bdChris Lattner#include "llvm/MC/MCStreamer.h" 22519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetAsmBackend.h" 23519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetAsmParser.h" 24519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetData.h" 25519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetRegistry.h" 26d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach#include "llvm/Target/SubtargetFeature.h" // FIXME. 2789b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola#include "llvm/Target/TargetAsmInfo.h" // FIXME. 2889b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola#include "llvm/Target/TargetLowering.h" // FIXME. 2989b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola#include "llvm/Target/TargetLoweringObjectFile.h" // FIXME. 30519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetMachine.h" // FIXME. 31519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetSelect.h" 32cbc23f75cd8cd6889fd02f65b63f6c02512460bdChris Lattner#include "llvm/ADT/OwningPtr.h" 33f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/CommandLine.h" 34d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman#include "llvm/Support/FileUtilities.h" 35c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar#include "llvm/Support/FormattedStream.h" 36f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/ManagedStatic.h" 37f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/MemoryBuffer.h" 38f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/PrettyStackTrace.h" 39b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner#include "llvm/Support/SourceMgr.h" 40e4f1a9b8a272ff7452759019ee7774e9dbdf1568Dan Gohman#include "llvm/Support/ToolOutputFile.h" 411f6efa3996dd1929fbc129203ce5009b620e6969Michael J. Spencer#include "llvm/Support/Host.h" 421f6efa3996dd1929fbc129203ce5009b620e6969Michael J. Spencer#include "llvm/Support/Signals.h" 43333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer#include "llvm/Support/system_error.h" 44a3dcfb130044f306632a5fab43854eda4095a09cChris Lattner#include "Disassembler.h" 45f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattnerusing namespace llvm; 46f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 47f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattnerstatic cl::opt<std::string> 48f9f065e45500823cdeb25bde2154d871ab6e9125Chris LattnerInputFilename(cl::Positional, cl::desc("<input file>"), cl::init("-")); 49f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 50f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattnerstatic cl::opt<std::string> 51f9f065e45500823cdeb25bde2154d871ab6e9125Chris LattnerOutputFilename("o", cl::desc("Output filename"), 52f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner cl::value_desc("filename")); 53f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 54f2f6b0c0e9088da25a0367c88263ef8e7637a82cDaniel Dunbarstatic cl::opt<bool> 55f2f6b0c0e9088da25a0367c88263ef8e7637a82cDaniel DunbarShowEncoding("show-encoding", cl::desc("Show instruction encodings")); 56f2f6b0c0e9088da25a0367c88263ef8e7637a82cDaniel Dunbar 579dee8e3009408fd08c656558397a8ac8604139baDaniel Dunbarstatic cl::opt<bool> 589dee8e3009408fd08c656558397a8ac8604139baDaniel DunbarShowInst("show-inst", cl::desc("Show internal instruction representation")); 599dee8e3009408fd08c656558397a8ac8604139baDaniel Dunbar 603c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbarstatic cl::opt<bool> 613c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel DunbarShowInstOperands("show-inst-operands", 623c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbar cl::desc("Show instructions operands as parsed")); 633c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbar 64e895c6151589c1b7f6ac9ca992b76106fa197a37Chris Lattnerstatic cl::opt<unsigned> 65e895c6151589c1b7f6ac9ca992b76106fa197a37Chris LattnerOutputAsmVariant("output-asm-variant", 66e895c6151589c1b7f6ac9ca992b76106fa197a37Chris Lattner cl::desc("Syntax variant to use for output printing")); 67e895c6151589c1b7f6ac9ca992b76106fa197a37Chris Lattner 68ac2884a717daf3ad2aa8425320795d661e8a980bDaniel Dunbarstatic cl::opt<bool> 69ac2884a717daf3ad2aa8425320795d661e8a980bDaniel DunbarRelaxAll("mc-relax-all", cl::desc("Relax all fixups")); 70ac2884a717daf3ad2aa8425320795d661e8a980bDaniel Dunbar 71fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbarstatic cl::opt<bool> 7296aa78c8c5ef1a5f268539c9edc86569b436d573Rafael EspindolaNoExecStack("mc-no-exec-stack", cl::desc("File doesn't need an exec stack")); 7396aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola 7496aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindolastatic cl::opt<bool> 75fdb5a8617996a20370756962e34c2e80176d6e87Daniel DunbarEnableLogging("enable-api-logging", cl::desc("Enable MC API logging")); 76fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar 77fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbarenum OutputFileType { 782d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar OFT_Null, 79fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar OFT_AssemblyFile, 80fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar OFT_ObjectFile 81fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar}; 82fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbarstatic cl::opt<OutputFileType> 83fb4a6b397665df011348ade24a8e38d2219f095aDaniel DunbarFileType("filetype", cl::init(OFT_AssemblyFile), 84fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar cl::desc("Choose an output file type:"), 85fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar cl::values( 86fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar clEnumValN(OFT_AssemblyFile, "asm", 87fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar "Emit an assembly ('.s') file"), 882d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar clEnumValN(OFT_Null, "null", 892d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar "Don't emit anything (for timing purposes)"), 90fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar clEnumValN(OFT_ObjectFile, "obj", 91fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar "Emit a native object ('.o') file"), 92fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar clEnumValEnd)); 93fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar 94b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerstatic cl::list<std::string> 95b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris LattnerIncludeDirs("I", cl::desc("Directory of include files"), 96b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner cl::value_desc("directory"), cl::Prefix); 97f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 98b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbarstatic cl::opt<std::string> 99181ab6a854162da908310e23714b43b0091c9094Daniel DunbarArchName("arch", cl::desc("Target arch to assemble for, " 100181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar "see -version for available targets")); 101181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar 102181ab6a854162da908310e23714b43b0091c9094Daniel Dunbarstatic cl::opt<std::string> 103ed1f1687b790b444c29c9cdc5ea646be0783c1cdNick LewyckyTripleName("triple", cl::desc("Target triple to assemble for, " 104181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar "see -version for available targets")); 105b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar 106d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbachstatic cl::opt<std::string> 107d2f14256f06725840f35adcc2557b48fc9ade694Jim GrosbachMCPU("mcpu", 108d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach cl::desc("Target a specific cpu type (-mcpu=help for details)"), 109d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach cl::value_desc("cpu-name"), 110d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach cl::init("")); 111d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach 1125e6a7a248b980dd2a98a3613c72b75ba9d01d162Daniel Dunbarstatic cl::opt<bool> 1135e6a7a248b980dd2a98a3613c72b75ba9d01d162Daniel DunbarNoInitialTextSection("n", cl::desc( 1145e6a7a248b980dd2a98a3613c72b75ba9d01d162Daniel Dunbar "Don't assume assembly file starts in the text section")); 1155e6a7a248b980dd2a98a3613c72b75ba9d01d162Daniel Dunbar 116c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbarstatic cl::opt<bool> 117c6cf43d25853efb4a6765954eda52a45998a47f2Daniel DunbarSaveTempLabels("L", cl::desc( 118c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbar "Don't discard temporary labels")); 119c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbar 120b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerenum ActionType { 12127aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner AC_AsLex, 122ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan AC_Assemble, 123668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan AC_Disassemble, 124668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan AC_EDisassemble 125b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner}; 126f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 127b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerstatic cl::opt<ActionType> 128b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris LattnerAction(cl::desc("Action to perform:"), 12927aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner cl::init(AC_Assemble), 13027aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner cl::values(clEnumValN(AC_AsLex, "as-lex", 13127aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner "Lex tokens from a .s file"), 13227aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner clEnumValN(AC_Assemble, "assemble", 133b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner "Assemble a .s file (default)"), 134ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan clEnumValN(AC_Disassemble, "disassemble", 135ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan "Disassemble strings of hex bytes"), 136668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan clEnumValN(AC_EDisassemble, "edis", 137668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan "Enhanced disassembly of strings of hex bytes"), 138b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner clEnumValEnd)); 139f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 1409823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderbystatic const Target *GetTarget(const char *ProgName) { 141181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar // Figure out the target triple. 142181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar if (TripleName.empty()) 143181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar TripleName = sys::getHostTriple(); 144181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar if (!ArchName.empty()) { 145181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar llvm::Triple TT(TripleName); 146181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar TT.setArchName(ArchName); 147181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar TripleName = TT.str(); 148181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar } 149181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar 1509823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby // Get the target specific parser. 1519823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby std::string Error; 1529823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby const Target *TheTarget = TargetRegistry::lookupTarget(TripleName, Error); 1539823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby if (TheTarget) 1549823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby return TheTarget; 1559823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 1569823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby errs() << ProgName << ": error: unable to get target for '" << TripleName 1579823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby << "', see --version and --triple.\n"; 1589823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby return 0; 1599823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby} 1609823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 161d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohmanstatic tool_output_file *GetOutputStream() { 162d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (OutputFilename == "") 163d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman OutputFilename = "-"; 164d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 165d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman std::string Err; 166d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman tool_output_file *Out = new tool_output_file(OutputFilename.c_str(), Err, 167d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman raw_fd_ostream::F_Binary); 168d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Err.empty()) { 169d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman errs() << Err << '\n'; 170d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman delete Out; 171d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 0; 172d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman } 173d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman 174d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman return Out; 175d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman} 176d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 17727aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattnerstatic int AsLexInput(const char *ProgName) { 1783ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer OwningPtr<MemoryBuffer> BufferPtr; 1793ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, BufferPtr)) { 180333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer errs() << ProgName << ": " << ec.message() << '\n'; 181f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner return 1; 182f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner } 1833ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer MemoryBuffer *Buffer = BufferPtr.take(); 184b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 185b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner SourceMgr SrcMgr; 186b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 187b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // Tell SrcMgr about this buffer, which is what TGParser will pick up. 188b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner SrcMgr.AddNewSourceBuffer(Buffer, SMLoc()); 189b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 190b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // Record the location of the include directories so that the lexer can find 191b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // it later. 192b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner SrcMgr.setIncludeDirs(IncludeDirs); 193a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner 1949823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby const Target *TheTarget = GetTarget(ProgName); 1959823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby if (!TheTarget) 1969823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby return 1; 1979823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 1984d12fdc2d96cc02578df9bf27aef641e4a09373bChris Lattner llvm::OwningPtr<MCAsmInfo> MAI(TheTarget->createAsmInfo(TripleName)); 1999823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby assert(MAI && "Unable to create target asm info!"); 2009823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 201fd0b0288e2ee5ccf3f1d47090542710c67a77cf7Sean Callanan AsmLexer Lexer(*MAI); 202346cc61cd20c41ef15ed824d28c81f40f1b28590Daniel Dunbar Lexer.setBuffer(SrcMgr.getMemoryBuffer(0)); 203346cc61cd20c41ef15ed824d28c81f40f1b28590Daniel Dunbar 204d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman OwningPtr<tool_output_file> Out(GetOutputStream()); 205d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Out) 206d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 1; 207d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 20827aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner bool Error = false; 209a3c924f83aefd4c883ed17a200876d258e0ad1e2Daniel Dunbar while (Lexer.Lex().isNot(AsmToken::Eof)) { 21054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar AsmToken Tok = Lexer.getTok(); 21154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar 21254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar switch (Tok.getKind()) { 21327aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner default: 214bf2013ee22e7684ed37e4b78fca6937f38247ae7Sean Callanan SrcMgr.PrintMessage(Lexer.getLoc(), "unknown token", "warning"); 21527aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner Error = true; 21627aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner break; 2173f87233d700eb4316cfaad59477834d2f5a2503bDaniel Dunbar case AsmToken::Error: 21827aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner Error = true; // error already printed. 2194651bca31bdad27184fa0d36640bf5ef1d83cf5cChris Lattner break; 2203f87233d700eb4316cfaad59477834d2f5a2503bDaniel Dunbar case AsmToken::Identifier: 22154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "identifier: " << Lexer.getTok().getString(); 222a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner break; 2233f87233d700eb4316cfaad59477834d2f5a2503bDaniel Dunbar case AsmToken::Integer: 22454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "int: " << Lexer.getTok().getString(); 225a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner break; 22654f0a625b0eb9afeece652a8462755010d237c78Daniel Dunbar case AsmToken::Real: 22754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "real: " << Lexer.getTok().getString(); 22854f0a625b0eb9afeece652a8462755010d237c78Daniel Dunbar break; 229f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar case AsmToken::Register: 23054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "register: " << Lexer.getTok().getRegVal(); 231f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar break; 232f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar case AsmToken::String: 23354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "string: " << Lexer.getTok().getString(); 234f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar break; 235165e8344d833147268810bbec18276dafe0122b9Daniel Dunbar 23654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Amp: Out->os() << "Amp"; break; 23754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::AmpAmp: Out->os() << "AmpAmp"; break; 23854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::At: Out->os() << "At"; break; 23954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Caret: Out->os() << "Caret"; break; 24054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Colon: Out->os() << "Colon"; break; 24154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Comma: Out->os() << "Comma"; break; 24254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Dollar: Out->os() << "Dollar"; break; 24354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Dot: Out->os() << "Dot"; break; 24454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::EndOfStatement: Out->os() << "EndOfStatement"; break; 24554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Eof: Out->os() << "Eof"; break; 24654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Equal: Out->os() << "Equal"; break; 24754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::EqualEqual: Out->os() << "EqualEqual"; break; 24854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Exclaim: Out->os() << "Exclaim"; break; 24954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::ExclaimEqual: Out->os() << "ExclaimEqual"; break; 25054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Greater: Out->os() << "Greater"; break; 25154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::GreaterEqual: Out->os() << "GreaterEqual"; break; 25254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::GreaterGreater: Out->os() << "GreaterGreater"; break; 25354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Hash: Out->os() << "Hash"; break; 25454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LBrac: Out->os() << "LBrac"; break; 25554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LCurly: Out->os() << "LCurly"; break; 25654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LParen: Out->os() << "LParen"; break; 25754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Less: Out->os() << "Less"; break; 25854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LessEqual: Out->os() << "LessEqual"; break; 25954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LessGreater: Out->os() << "LessGreater"; break; 26054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LessLess: Out->os() << "LessLess"; break; 26154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Minus: Out->os() << "Minus"; break; 26254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Percent: Out->os() << "Percent"; break; 26354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Pipe: Out->os() << "Pipe"; break; 26454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::PipePipe: Out->os() << "PipePipe"; break; 26554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Plus: Out->os() << "Plus"; break; 26654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::RBrac: Out->os() << "RBrac"; break; 26754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::RCurly: Out->os() << "RCurly"; break; 26854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::RParen: Out->os() << "RParen"; break; 26954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Slash: Out->os() << "Slash"; break; 27054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Star: Out->os() << "Star"; break; 27154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Tilde: Out->os() << "Tilde"; break; 272a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner } 27354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar 27454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar // Print the token string. 27554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << " (\""; 27654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os().write_escaped(Tok.getString()); 27754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "\")\n"; 278a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner } 279bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 280d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman // Keep output if no errors. 281d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (Error == 0) Out->keep(); 282d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 283d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return Error; 284bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar} 285bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 286a2edbabcb86f213eca6daeda5d801f8c7b1e44b2Daniel Dunbarstatic int AssembleInput(const char *ProgName) { 287c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar const Target *TheTarget = GetTarget(ProgName); 288c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar if (!TheTarget) 289c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar return 1; 290c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 2913ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer OwningPtr<MemoryBuffer> BufferPtr; 2923ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, BufferPtr)) { 293333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer errs() << ProgName << ": " << ec.message() << '\n'; 29427aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner return 1; 29527aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner } 2963ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer MemoryBuffer *Buffer = BufferPtr.take(); 29727aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner 29827aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner SourceMgr SrcMgr; 29927aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner 30012a8a447a4ca5b939f255ae92e7fef490344593aDaniel Dunbar // Tell SrcMgr about this buffer, which is what the parser will pick up. 30127aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner SrcMgr.AddNewSourceBuffer(Buffer, SMLoc()); 30227aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner 30327aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner // Record the location of the include directories so that the lexer can find 30427aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner // it later. 30527aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner SrcMgr.setIncludeDirs(IncludeDirs); 30627aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner 307c18409aed80ba1c6c5998befd3c3c8edc865c423Chris Lattner 3084d12fdc2d96cc02578df9bf27aef641e4a09373bChris Lattner llvm::OwningPtr<MCAsmInfo> MAI(TheTarget->createAsmInfo(TripleName)); 309c18409aed80ba1c6c5998befd3c3c8edc865c423Chris Lattner assert(MAI && "Unable to create target asm info!"); 310c18409aed80ba1c6c5998befd3c3c8edc865c423Chris Lattner 311d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // Package up features to be passed to target/subtarget 312d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach std::string FeaturesStr; 313d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach if (MCPU.size()) { 314d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach SubtargetFeatures Features; 315d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach Features.setCPU(MCPU); 316d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach FeaturesStr = Features.getString(); 317d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach } 318d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach 319c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar // FIXME: We shouldn't need to do this (and link in codegen). 320d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // When we split this out, we should do it in a way that makes 321d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // it straightforward to switch subtargets on the fly (.e.g, 322d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // the .cpu and .code16 directives). 323d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach OwningPtr<TargetMachine> TM(TheTarget->createTargetMachine(TripleName, 324d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach FeaturesStr)); 325c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 326f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner if (!TM) { 327f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner errs() << ProgName << ": error: could not create target for triple '" 328f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner << TripleName << "'.\n"; 329f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner return 1; 330c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar } 331c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 33289b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola const TargetAsmInfo *tai = new TargetAsmInfo(*TM); 33389b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola MCContext Ctx(*MAI, tai); 334c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbar if (SaveTempLabels) 335c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbar Ctx.setAllowTemporaryLabels(false); 33689b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola 337d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman OwningPtr<tool_output_file> Out(GetOutputStream()); 338d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Out) 339d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 1; 340d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 341d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman formatted_raw_ostream FOS(Out->os()); 342fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar OwningPtr<MCStreamer> Str; 343f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner 34489b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola const TargetLoweringObjectFile &TLOF = 34589b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola TM->getTargetLowering()->getObjFileLowering(); 34689b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola const_cast<TargetLoweringObjectFile&>(TLOF).Initialize(Ctx, *TM); 34789b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola 34896aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola // FIXME: There is a bit of code duplication with addPassesToEmitFile. 3499823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby if (FileType == OFT_AssemblyFile) { 3504c42a6de9f5456cc1b28f2d37db589f580f2adc7Chris Lattner MCInstPrinter *IP = 351a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling TheTarget->createMCInstPrinter(*TM, OutputAsmVariant, *MAI); 3521abcd06856df324eac98d4bf5ba673fb77ae6a11Benjamin Kramer MCCodeEmitter *CE = 0; 353745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar TargetAsmBackend *TAB = 0; 354745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar if (ShowEncoding) { 3551abcd06856df324eac98d4bf5ba673fb77ae6a11Benjamin Kramer CE = TheTarget->createCodeEmitter(*TM, Ctx); 356745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar TAB = TheTarget->createAsmBackend(TripleName); 357745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar } 35889b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola Str.reset(TheTarget->createAsmStreamer(Ctx, FOS, /*asmverbose*/true, 359f1a5c7ec04002769f1638e64f7439589f0f926e6Rafael Espindola /*useLoc*/ true, 360f1a5c7ec04002769f1638e64f7439589f0f926e6Rafael Espindola /*useCFI*/ true, IP, CE, TAB, 361745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar ShowInst)); 3622d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar } else if (FileType == OFT_Null) { 3632d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar Str.reset(createNullStreamer(Ctx)); 364fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar } else { 365fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar assert(FileType == OFT_ObjectFile && "Invalid file type!"); 3661abcd06856df324eac98d4bf5ba673fb77ae6a11Benjamin Kramer MCCodeEmitter *CE = TheTarget->createCodeEmitter(*TM, Ctx); 3671abcd06856df324eac98d4bf5ba673fb77ae6a11Benjamin Kramer TargetAsmBackend *TAB = TheTarget->createAsmBackend(TripleName); 368d8a33ddcfeb29e7ec792b14be946a05ab998a38eMatt Fleming Str.reset(TheTarget->createObjectStreamer(TripleName, Ctx, *TAB, 36996aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola FOS, CE, RelaxAll, 37096aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola NoExecStack)); 371fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar } 372a0d1426af0bd05e1ae69481cdb75d2913e7e1ac1Daniel Dunbar 373fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar if (EnableLogging) { 374fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar Str.reset(createLoggingStreamer(Str.take(), errs())); 375fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar } 376fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar 3779fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar OwningPtr<MCAsmParser> Parser(createMCAsmParser(*TheTarget, SrcMgr, Ctx, 3789fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar *Str.get(), *MAI)); 379d73ada7d24832bc2a4c3965b8f00ffd951341acfDaniel Dunbar OwningPtr<TargetAsmParser> TAP(TheTarget->createAsmParser(*Parser, *TM)); 380c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar if (!TAP) { 381c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar errs() << ProgName 382c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar << ": error: this target does not support assembly parsing.\n"; 383a2edbabcb86f213eca6daeda5d801f8c7b1e44b2Daniel Dunbar return 1; 384c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar } 385c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 3863c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbar Parser->setShowParsedOperands(ShowInstOperands); 3879fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar Parser->setTargetParser(*TAP.get()); 388bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 3899fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar int Res = Parser->Run(NoInitialTextSection); 390bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 391d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman // Keep output if no errors. 392d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (Res == 0) Out->keep(); 3934ca906560a3d583b25f3bc366fbcac60f0a34434Daniel Dunbar 394bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar return Res; 395ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan} 396ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan 397668b15467be158a5f0e0c4a5e1ec232da021892cSean Callananstatic int DisassembleInput(const char *ProgName, bool Enhanced) { 3984d4358e8b083b38e2d7e9de3ab102e5665ffb8e2Daniel Dunbar const Target *TheTarget = GetTarget(ProgName); 3994d4358e8b083b38e2d7e9de3ab102e5665ffb8e2Daniel Dunbar if (!TheTarget) 400ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan return 0; 401ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan 4023ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer OwningPtr<MemoryBuffer> Buffer; 4033ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, Buffer)) { 404333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer errs() << ProgName << ": " << ec.message() << '\n'; 405ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan return 1; 406ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan } 407ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan 408d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman OwningPtr<tool_output_file> Out(GetOutputStream()); 409d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Out) 410d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 1; 411d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 412d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman int Res; 413a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling if (Enhanced) { 4143ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer Res = 4153ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer Disassembler::disassembleEnhanced(TripleName, *Buffer.take(), Out->os()); 416a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling } else { 417a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling // Package up features to be passed to target/subtarget 418a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling std::string FeaturesStr; 419a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling if (MCPU.size()) { 420a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling SubtargetFeatures Features; 421a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling Features.setCPU(MCPU); 422a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling FeaturesStr = Features.getString(); 423a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling } 424a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling 425a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling // FIXME: We shouldn't need to do this (and link in codegen). 426a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling // When we split this out, we should do it in a way that makes 427a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling // it straightforward to switch subtargets on the fly (.e.g, 428a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling // the .cpu and .code16 directives). 429a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling OwningPtr<TargetMachine> TM(TheTarget->createTargetMachine(TripleName, 430a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling FeaturesStr)); 431a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling 432a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling if (!TM) { 433a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling errs() << ProgName << ": error: could not create target for triple '" 434a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling << TripleName << "'.\n"; 435a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling return 1; 436a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling } 437a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling 438a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling Res = Disassembler::disassemble(*TheTarget, *TM, TripleName, 4393ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer *Buffer.take(), Out->os()); 440a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling } 441d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 442d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman // Keep output if no errors. 443d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (Res == 0) Out->keep(); 444d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 445d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return Res; 446ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan} 44727aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner 448b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 449b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerint main(int argc, char **argv) { 450b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // Print a stack trace if we signal out. 451b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner sys::PrintStackTraceOnErrorSignal(); 452b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner PrettyStackTraceProgram X(argc, argv); 453b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner llvm_shutdown_obj Y; // Call llvm_shutdown() on exit. 454b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar 455c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar // Initialize targets and assembly printers/parsers. 456b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar llvm::InitializeAllTargetInfos(); 457c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar // FIXME: We shouldn't need to initialize the Target(Machine)s. 458c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar llvm::InitializeAllTargets(); 459c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar llvm::InitializeAllAsmPrinters(); 460b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar llvm::InitializeAllAsmParsers(); 461ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan llvm::InitializeAllDisassemblers(); 462b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar 463b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner cl::ParseCommandLineOptions(argc, argv, "llvm machine code playground\n"); 46475ebbceeeda1e7a78efe1848bb90e034f0c6ba61Duncan Sands TripleName = Triple::normalize(TripleName); 465b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 466b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner switch (Action) { 467b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner default: 46827aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner case AC_AsLex: 46927aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner return AsLexInput(argv[0]); 470b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner case AC_Assemble: 471b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner return AssembleInput(argv[0]); 472ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan case AC_Disassemble: 473668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan return DisassembleInput(argv[0], false); 474668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan case AC_EDisassemble: 475668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan return DisassembleInput(argv[0], true); 476b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner } 477b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 478f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner return 0; 479f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner} 480f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 481