llvm-mc.cpp revision 439661395fd2a2a832dba01c65bc88718528313c
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" 2059ee62d2418df8db499eca1ae17f5900dc2dcbbaEvan Cheng#include "llvm/MC/MCInstrInfo.h" 21f9bdeddb96043559c61f176f8077e3b91a0c544fChris Lattner#include "llvm/MC/MCSectionMachO.h" 22cbc23f75cd8cd6889fd02f65b63f6c02512460bdChris Lattner#include "llvm/MC/MCStreamer.h" 23ffc0e73046f737d75e0a62b3a83ef19bcef111e3Evan Cheng#include "llvm/MC/MCSubtargetInfo.h" 24ab8be96fd30ca9396e6b84fdddf1ac6208984cadEvan Cheng#include "llvm/MC/SubtargetFeature.h" 25519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetAsmBackend.h" 26519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetAsmParser.h" 27519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetData.h" 28519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetRegistry.h" 2989b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola#include "llvm/Target/TargetAsmInfo.h" // FIXME. 3089b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola#include "llvm/Target/TargetLowering.h" // FIXME. 3189b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola#include "llvm/Target/TargetLoweringObjectFile.h" // FIXME. 32519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetMachine.h" // FIXME. 33519466c32fe08bdf9afabfabd60a42f6c827ea6bChris Lattner#include "llvm/Target/TargetSelect.h" 34cbc23f75cd8cd6889fd02f65b63f6c02512460bdChris Lattner#include "llvm/ADT/OwningPtr.h" 35f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/CommandLine.h" 36d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman#include "llvm/Support/FileUtilities.h" 37c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar#include "llvm/Support/FormattedStream.h" 38f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/ManagedStatic.h" 39f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/MemoryBuffer.h" 40f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner#include "llvm/Support/PrettyStackTrace.h" 41b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner#include "llvm/Support/SourceMgr.h" 42e4f1a9b8a272ff7452759019ee7774e9dbdf1568Dan Gohman#include "llvm/Support/ToolOutputFile.h" 431f6efa3996dd1929fbc129203ce5009b620e6969Michael J. Spencer#include "llvm/Support/Host.h" 441f6efa3996dd1929fbc129203ce5009b620e6969Michael J. Spencer#include "llvm/Support/Signals.h" 45333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer#include "llvm/Support/system_error.h" 46a3dcfb130044f306632a5fab43854eda4095a09cChris Lattner#include "Disassembler.h" 47f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattnerusing namespace llvm; 48f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 49f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattnerstatic cl::opt<std::string> 50f9f065e45500823cdeb25bde2154d871ab6e9125Chris LattnerInputFilename(cl::Positional, cl::desc("<input file>"), cl::init("-")); 51f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 52f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattnerstatic cl::opt<std::string> 53f9f065e45500823cdeb25bde2154d871ab6e9125Chris LattnerOutputFilename("o", cl::desc("Output filename"), 54f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner cl::value_desc("filename")); 55f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 56f2f6b0c0e9088da25a0367c88263ef8e7637a82cDaniel Dunbarstatic cl::opt<bool> 57f2f6b0c0e9088da25a0367c88263ef8e7637a82cDaniel DunbarShowEncoding("show-encoding", cl::desc("Show instruction encodings")); 58f2f6b0c0e9088da25a0367c88263ef8e7637a82cDaniel Dunbar 599dee8e3009408fd08c656558397a8ac8604139baDaniel Dunbarstatic cl::opt<bool> 609dee8e3009408fd08c656558397a8ac8604139baDaniel DunbarShowInst("show-inst", cl::desc("Show internal instruction representation")); 619dee8e3009408fd08c656558397a8ac8604139baDaniel Dunbar 623c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbarstatic cl::opt<bool> 633c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel DunbarShowInstOperands("show-inst-operands", 643c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbar cl::desc("Show instructions operands as parsed")); 653c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbar 66e895c6151589c1b7f6ac9ca992b76106fa197a37Chris Lattnerstatic cl::opt<unsigned> 67e895c6151589c1b7f6ac9ca992b76106fa197a37Chris LattnerOutputAsmVariant("output-asm-variant", 68e895c6151589c1b7f6ac9ca992b76106fa197a37Chris Lattner cl::desc("Syntax variant to use for output printing")); 69e895c6151589c1b7f6ac9ca992b76106fa197a37Chris Lattner 70ac2884a717daf3ad2aa8425320795d661e8a980bDaniel Dunbarstatic cl::opt<bool> 71ac2884a717daf3ad2aa8425320795d661e8a980bDaniel DunbarRelaxAll("mc-relax-all", cl::desc("Relax all fixups")); 72ac2884a717daf3ad2aa8425320795d661e8a980bDaniel Dunbar 73fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbarstatic cl::opt<bool> 7496aa78c8c5ef1a5f268539c9edc86569b436d573Rafael EspindolaNoExecStack("mc-no-exec-stack", cl::desc("File doesn't need an exec stack")); 7596aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola 7696aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindolastatic cl::opt<bool> 77fdb5a8617996a20370756962e34c2e80176d6e87Daniel DunbarEnableLogging("enable-api-logging", cl::desc("Enable MC API logging")); 78fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar 79fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbarenum OutputFileType { 802d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar OFT_Null, 81fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar OFT_AssemblyFile, 82fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar OFT_ObjectFile 83fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar}; 84fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbarstatic cl::opt<OutputFileType> 85fb4a6b397665df011348ade24a8e38d2219f095aDaniel DunbarFileType("filetype", cl::init(OFT_AssemblyFile), 86fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar cl::desc("Choose an output file type:"), 87fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar cl::values( 88fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar clEnumValN(OFT_AssemblyFile, "asm", 89fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar "Emit an assembly ('.s') file"), 902d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar clEnumValN(OFT_Null, "null", 912d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar "Don't emit anything (for timing purposes)"), 92fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar clEnumValN(OFT_ObjectFile, "obj", 93fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar "Emit a native object ('.o') file"), 94fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar clEnumValEnd)); 95fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar 96b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerstatic cl::list<std::string> 97b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris LattnerIncludeDirs("I", cl::desc("Directory of include files"), 98b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner cl::value_desc("directory"), cl::Prefix); 99f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 100b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbarstatic cl::opt<std::string> 101181ab6a854162da908310e23714b43b0091c9094Daniel DunbarArchName("arch", cl::desc("Target arch to assemble for, " 102916a94b870042772568fca7995cf45aef7a6e333Bill Wendling "see -version for available targets")); 103181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar 104181ab6a854162da908310e23714b43b0091c9094Daniel Dunbarstatic cl::opt<std::string> 105ed1f1687b790b444c29c9cdc5ea646be0783c1cdNick LewyckyTripleName("triple", cl::desc("Target triple to assemble for, " 106181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar "see -version for available targets")); 107b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar 108d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbachstatic cl::opt<std::string> 109d2f14256f06725840f35adcc2557b48fc9ade694Jim GrosbachMCPU("mcpu", 110d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach cl::desc("Target a specific cpu type (-mcpu=help for details)"), 111d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach cl::value_desc("cpu-name"), 112d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach cl::init("")); 113d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach 114439661395fd2a2a832dba01c65bc88718528313cEvan Chengstatic cl::opt<Reloc::Model> 115439661395fd2a2a832dba01c65bc88718528313cEvan ChengRelocModel("relocation-model", 116439661395fd2a2a832dba01c65bc88718528313cEvan Cheng cl::desc("Choose relocation model"), 117439661395fd2a2a832dba01c65bc88718528313cEvan Cheng cl::init(Reloc::Default), 118439661395fd2a2a832dba01c65bc88718528313cEvan Cheng cl::values( 119439661395fd2a2a832dba01c65bc88718528313cEvan Cheng clEnumValN(Reloc::Default, "default", 120439661395fd2a2a832dba01c65bc88718528313cEvan Cheng "Target default relocation model"), 121439661395fd2a2a832dba01c65bc88718528313cEvan Cheng clEnumValN(Reloc::Static, "static", 122439661395fd2a2a832dba01c65bc88718528313cEvan Cheng "Non-relocatable code"), 123439661395fd2a2a832dba01c65bc88718528313cEvan Cheng clEnumValN(Reloc::PIC_, "pic", 124439661395fd2a2a832dba01c65bc88718528313cEvan Cheng "Fully relocatable, position independent code"), 125439661395fd2a2a832dba01c65bc88718528313cEvan Cheng clEnumValN(Reloc::DynamicNoPIC, "dynamic-no-pic", 126439661395fd2a2a832dba01c65bc88718528313cEvan Cheng "Relocatable external references, non-relocatable code"), 127439661395fd2a2a832dba01c65bc88718528313cEvan Cheng clEnumValEnd)); 128439661395fd2a2a832dba01c65bc88718528313cEvan Cheng 1295e6a7a248b980dd2a98a3613c72b75ba9d01d162Daniel Dunbarstatic cl::opt<bool> 130916a94b870042772568fca7995cf45aef7a6e333Bill WendlingNoInitialTextSection("n", cl::desc("Don't assume assembly file starts " 131916a94b870042772568fca7995cf45aef7a6e333Bill Wendling "in the text section")); 1325e6a7a248b980dd2a98a3613c72b75ba9d01d162Daniel Dunbar 133c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbarstatic cl::opt<bool> 134916a94b870042772568fca7995cf45aef7a6e333Bill WendlingSaveTempLabels("L", cl::desc("Don't discard temporary labels")); 135c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbar 136b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerenum ActionType { 13727aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner AC_AsLex, 138ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan AC_Assemble, 139668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan AC_Disassemble, 140668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan AC_EDisassemble 141b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner}; 142f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 143b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerstatic cl::opt<ActionType> 144b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris LattnerAction(cl::desc("Action to perform:"), 14527aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner cl::init(AC_Assemble), 14627aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner cl::values(clEnumValN(AC_AsLex, "as-lex", 14727aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner "Lex tokens from a .s file"), 14827aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner clEnumValN(AC_Assemble, "assemble", 149b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner "Assemble a .s file (default)"), 150ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan clEnumValN(AC_Disassemble, "disassemble", 151ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan "Disassemble strings of hex bytes"), 152668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan clEnumValN(AC_EDisassemble, "edis", 153668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan "Enhanced disassembly of strings of hex bytes"), 154b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner clEnumValEnd)); 155f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 1569823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderbystatic const Target *GetTarget(const char *ProgName) { 157181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar // Figure out the target triple. 158181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar if (TripleName.empty()) 159181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar TripleName = sys::getHostTriple(); 160181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar if (!ArchName.empty()) { 161181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar llvm::Triple TT(TripleName); 162181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar TT.setArchName(ArchName); 163181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar TripleName = TT.str(); 164181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar } 165181ab6a854162da908310e23714b43b0091c9094Daniel Dunbar 1669823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby // Get the target specific parser. 1679823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby std::string Error; 1689823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby const Target *TheTarget = TargetRegistry::lookupTarget(TripleName, Error); 1699823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby if (TheTarget) 1709823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby return TheTarget; 1719823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 1729823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby errs() << ProgName << ": error: unable to get target for '" << TripleName 1739823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby << "', see --version and --triple.\n"; 1749823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby return 0; 1759823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby} 1769823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 177d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohmanstatic tool_output_file *GetOutputStream() { 178d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (OutputFilename == "") 179d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman OutputFilename = "-"; 180d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 181d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman std::string Err; 182d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman tool_output_file *Out = new tool_output_file(OutputFilename.c_str(), Err, 183d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman raw_fd_ostream::F_Binary); 184d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Err.empty()) { 185d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman errs() << Err << '\n'; 186d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman delete Out; 187d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 0; 188d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman } 189d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman 190d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman return Out; 191d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman} 192d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 19327aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattnerstatic int AsLexInput(const char *ProgName) { 1943ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer OwningPtr<MemoryBuffer> BufferPtr; 1953ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, BufferPtr)) { 196333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer errs() << ProgName << ": " << ec.message() << '\n'; 197f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner return 1; 198f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner } 1993ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer MemoryBuffer *Buffer = BufferPtr.take(); 200b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 201b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner SourceMgr SrcMgr; 202f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 203b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // Tell SrcMgr about this buffer, which is what TGParser will pick up. 204b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner SrcMgr.AddNewSourceBuffer(Buffer, SMLoc()); 205f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 206b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // Record the location of the include directories so that the lexer can find 207b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // it later. 208b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner SrcMgr.setIncludeDirs(IncludeDirs); 209a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner 2109823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby const Target *TheTarget = GetTarget(ProgName); 2119823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby if (!TheTarget) 2129823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby return 1; 2139823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 2141abf2cb59b8d63415780a03329307c0997b2670cEvan Cheng llvm::OwningPtr<MCAsmInfo> MAI(TheTarget->createMCAsmInfo(TripleName)); 2159823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby assert(MAI && "Unable to create target asm info!"); 2169823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby 217fd0b0288e2ee5ccf3f1d47090542710c67a77cf7Sean Callanan AsmLexer Lexer(*MAI); 218346cc61cd20c41ef15ed824d28c81f40f1b28590Daniel Dunbar Lexer.setBuffer(SrcMgr.getMemoryBuffer(0)); 219346cc61cd20c41ef15ed824d28c81f40f1b28590Daniel Dunbar 220d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman OwningPtr<tool_output_file> Out(GetOutputStream()); 221d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Out) 222d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 1; 223d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 22427aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner bool Error = false; 225a3c924f83aefd4c883ed17a200876d258e0ad1e2Daniel Dunbar while (Lexer.Lex().isNot(AsmToken::Eof)) { 22654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar AsmToken Tok = Lexer.getTok(); 22754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar 22854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar switch (Tok.getKind()) { 22927aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner default: 230bf2013ee22e7684ed37e4b78fca6937f38247ae7Sean Callanan SrcMgr.PrintMessage(Lexer.getLoc(), "unknown token", "warning"); 23127aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner Error = true; 23227aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner break; 2333f87233d700eb4316cfaad59477834d2f5a2503bDaniel Dunbar case AsmToken::Error: 23427aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner Error = true; // error already printed. 2354651bca31bdad27184fa0d36640bf5ef1d83cf5cChris Lattner break; 2363f87233d700eb4316cfaad59477834d2f5a2503bDaniel Dunbar case AsmToken::Identifier: 23754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "identifier: " << Lexer.getTok().getString(); 238a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner break; 2393f87233d700eb4316cfaad59477834d2f5a2503bDaniel Dunbar case AsmToken::Integer: 24054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "int: " << Lexer.getTok().getString(); 241a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner break; 24254f0a625b0eb9afeece652a8462755010d237c78Daniel Dunbar case AsmToken::Real: 24354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "real: " << Lexer.getTok().getString(); 24454f0a625b0eb9afeece652a8462755010d237c78Daniel Dunbar break; 245f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar case AsmToken::Register: 24654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "register: " << Lexer.getTok().getRegVal(); 247f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar break; 248f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar case AsmToken::String: 24954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "string: " << Lexer.getTok().getString(); 250f969868271f25df126047d0844f45b5e3b844b6dDaniel Dunbar break; 251165e8344d833147268810bbec18276dafe0122b9Daniel Dunbar 25254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Amp: Out->os() << "Amp"; break; 25354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::AmpAmp: Out->os() << "AmpAmp"; break; 25454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::At: Out->os() << "At"; break; 25554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Caret: Out->os() << "Caret"; break; 25654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Colon: Out->os() << "Colon"; break; 25754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Comma: Out->os() << "Comma"; break; 25854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Dollar: Out->os() << "Dollar"; break; 25954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Dot: Out->os() << "Dot"; break; 26054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::EndOfStatement: Out->os() << "EndOfStatement"; break; 26154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Eof: Out->os() << "Eof"; break; 26254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Equal: Out->os() << "Equal"; break; 26354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::EqualEqual: Out->os() << "EqualEqual"; break; 26454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Exclaim: Out->os() << "Exclaim"; break; 26554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::ExclaimEqual: Out->os() << "ExclaimEqual"; break; 26654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Greater: Out->os() << "Greater"; break; 26754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::GreaterEqual: Out->os() << "GreaterEqual"; break; 26854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::GreaterGreater: Out->os() << "GreaterGreater"; break; 26954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Hash: Out->os() << "Hash"; break; 27054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LBrac: Out->os() << "LBrac"; break; 27154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LCurly: Out->os() << "LCurly"; break; 27254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LParen: Out->os() << "LParen"; break; 27354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Less: Out->os() << "Less"; break; 27454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LessEqual: Out->os() << "LessEqual"; break; 27554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LessGreater: Out->os() << "LessGreater"; break; 27654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::LessLess: Out->os() << "LessLess"; break; 27754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Minus: Out->os() << "Minus"; break; 27854b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Percent: Out->os() << "Percent"; break; 27954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Pipe: Out->os() << "Pipe"; break; 28054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::PipePipe: Out->os() << "PipePipe"; break; 28154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Plus: Out->os() << "Plus"; break; 28254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::RBrac: Out->os() << "RBrac"; break; 28354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::RCurly: Out->os() << "RCurly"; break; 28454b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::RParen: Out->os() << "RParen"; break; 28554b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Slash: Out->os() << "Slash"; break; 28654b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Star: Out->os() << "Star"; break; 28754b636930b9d782be934c3881b296f971203ced3Daniel Dunbar case AsmToken::Tilde: Out->os() << "Tilde"; break; 288a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner } 28954b636930b9d782be934c3881b296f971203ced3Daniel Dunbar 29054b636930b9d782be934c3881b296f971203ced3Daniel Dunbar // Print the token string. 29154b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << " (\""; 29254b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os().write_escaped(Tok.getString()); 29354b636930b9d782be934c3881b296f971203ced3Daniel Dunbar Out->os() << "\")\n"; 294a59e8779964992457ada1af6a5f48068523cfd42Chris Lattner } 295bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 296d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman // Keep output if no errors. 297d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (Error == 0) Out->keep(); 298f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 299d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return Error; 300bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar} 301bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 302a2edbabcb86f213eca6daeda5d801f8c7b1e44b2Daniel Dunbarstatic int AssembleInput(const char *ProgName) { 303c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar const Target *TheTarget = GetTarget(ProgName); 304c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar if (!TheTarget) 305c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar return 1; 306c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 3073ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer OwningPtr<MemoryBuffer> BufferPtr; 3083ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, BufferPtr)) { 309333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer errs() << ProgName << ": " << ec.message() << '\n'; 31027aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner return 1; 31127aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner } 3123ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer MemoryBuffer *Buffer = BufferPtr.take(); 313f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 31427aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner SourceMgr SrcMgr; 315f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 31612a8a447a4ca5b939f255ae92e7fef490344593aDaniel Dunbar // Tell SrcMgr about this buffer, which is what the parser will pick up. 31727aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner SrcMgr.AddNewSourceBuffer(Buffer, SMLoc()); 318f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 31927aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner // Record the location of the include directories so that the lexer can find 32027aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner // it later. 32127aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner SrcMgr.setIncludeDirs(IncludeDirs); 322f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 323f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 3241abf2cb59b8d63415780a03329307c0997b2670cEvan Cheng llvm::OwningPtr<MCAsmInfo> MAI(TheTarget->createMCAsmInfo(TripleName)); 325c18409aed80ba1c6c5998befd3c3c8edc865c423Chris Lattner assert(MAI && "Unable to create target asm info!"); 326f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 3270e6a052331f674dd70e28af41f654a7874405eabEvan Cheng llvm::OwningPtr<MCRegisterInfo> MRI(TheTarget->createMCRegInfo(TripleName)); 3280e6a052331f674dd70e28af41f654a7874405eabEvan Cheng assert(MRI && "Unable to create target register info!"); 3290e6a052331f674dd70e28af41f654a7874405eabEvan Cheng 330d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // Package up features to be passed to target/subtarget 331d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach std::string FeaturesStr; 332d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach 333c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar // FIXME: We shouldn't need to do this (and link in codegen). 334d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // When we split this out, we should do it in a way that makes 335d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // it straightforward to switch subtargets on the fly (.e.g, 336d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach // the .cpu and .code16 directives). 337d2f14256f06725840f35adcc2557b48fc9ade694Jim Grosbach OwningPtr<TargetMachine> TM(TheTarget->createTargetMachine(TripleName, 338276365dd4bc0c2160f91fd8062ae1fc90c86c324Evan Cheng MCPU, 339439661395fd2a2a832dba01c65bc88718528313cEvan Cheng FeaturesStr, 340439661395fd2a2a832dba01c65bc88718528313cEvan Cheng RelocModel)); 341c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 342f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner if (!TM) { 343f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner errs() << ProgName << ": error: could not create target for triple '" 344f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner << TripleName << "'.\n"; 345f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner return 1; 346c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar } 347c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 34889b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola const TargetAsmInfo *tai = new TargetAsmInfo(*TM); 3490e6a052331f674dd70e28af41f654a7874405eabEvan Cheng MCContext Ctx(*MAI, *MRI, tai); 350c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbar if (SaveTempLabels) 351c6cf43d25853efb4a6765954eda52a45998a47f2Daniel Dunbar Ctx.setAllowTemporaryLabels(false); 35289b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola 353d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman OwningPtr<tool_output_file> Out(GetOutputStream()); 354d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Out) 355d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 1; 356d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 357d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman formatted_raw_ostream FOS(Out->os()); 358fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar OwningPtr<MCStreamer> Str; 359f3ce009fcb0a04a245c437d86657e9bd61ecc18fChris Lattner 36089b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola const TargetLoweringObjectFile &TLOF = 36189b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola TM->getTargetLowering()->getObjFileLowering(); 36289b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola const_cast<TargetLoweringObjectFile&>(TLOF).Initialize(Ctx, *TM); 36389b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola 36459ee62d2418df8db499eca1ae17f5900dc2dcbbaEvan Cheng OwningPtr<MCInstrInfo> MCII(TheTarget->createMCInstrInfo()); 365ffc0e73046f737d75e0a62b3a83ef19bcef111e3Evan Cheng OwningPtr<MCSubtargetInfo> 366ffc0e73046f737d75e0a62b3a83ef19bcef111e3Evan Cheng STI(TheTarget->createMCSubtargetInfo(TripleName, MCPU, FeaturesStr)); 367ffc0e73046f737d75e0a62b3a83ef19bcef111e3Evan Cheng 36896aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola // FIXME: There is a bit of code duplication with addPassesToEmitFile. 3699823ca971d5cb475401e59fde244caf5087c74a1Kevin Enderby if (FileType == OFT_AssemblyFile) { 3704c42a6de9f5456cc1b28f2d37db589f580f2adc7Chris Lattner MCInstPrinter *IP = 371b262799d49891b036daa00eddf51947487346c98Evan Cheng TheTarget->createMCInstPrinter(OutputAsmVariant, *MAI); 3721abcd06856df324eac98d4bf5ba673fb77ae6a11Benjamin Kramer MCCodeEmitter *CE = 0; 373745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar TargetAsmBackend *TAB = 0; 374745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar if (ShowEncoding) { 37559ee62d2418df8db499eca1ae17f5900dc2dcbbaEvan Cheng CE = TheTarget->createCodeEmitter(*MCII, *STI, Ctx); 376745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar TAB = TheTarget->createAsmBackend(TripleName); 377745dacc91d7ee9531bfba76b21beb5d4eef93a7dDaniel Dunbar } 37889b9372605db2ce3b0085c84089e389f7bc1fbddRafael Espindola Str.reset(TheTarget->createAsmStreamer(Ctx, FOS, /*asmverbose*/true, 379f1a5c7ec04002769f1638e64f7439589f0f926e6Rafael Espindola /*useLoc*/ true, 380f1a5c7ec04002769f1638e64f7439589f0f926e6Rafael Espindola /*useCFI*/ true, IP, CE, TAB, 381e266ce6c6eaf52ebe2b18d85b5e23788cf2f6ef4Bill Wendling ShowInst)); 3822d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar } else if (FileType == OFT_Null) { 3832d9f5d1d7f7aac13396778ba0d18cf1af8d0d02fDaniel Dunbar Str.reset(createNullStreamer(Ctx)); 384fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar } else { 385fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar assert(FileType == OFT_ObjectFile && "Invalid file type!"); 38659ee62d2418df8db499eca1ae17f5900dc2dcbbaEvan Cheng MCCodeEmitter *CE = TheTarget->createCodeEmitter(*MCII, *STI, Ctx); 3871abcd06856df324eac98d4bf5ba673fb77ae6a11Benjamin Kramer TargetAsmBackend *TAB = TheTarget->createAsmBackend(TripleName); 388d8a33ddcfeb29e7ec792b14be946a05ab998a38eMatt Fleming Str.reset(TheTarget->createObjectStreamer(TripleName, Ctx, *TAB, 38996aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola FOS, CE, RelaxAll, 39096aa78c8c5ef1a5f268539c9edc86569b436d573Rafael Espindola NoExecStack)); 391fb4a6b397665df011348ade24a8e38d2219f095aDaniel Dunbar } 392a0d1426af0bd05e1ae69481cdb75d2913e7e1ac1Daniel Dunbar 393fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar if (EnableLogging) { 394fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar Str.reset(createLoggingStreamer(Str.take(), errs())); 395fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar } 396fdb5a8617996a20370756962e34c2e80176d6e87Daniel Dunbar 3979fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar OwningPtr<MCAsmParser> Parser(createMCAsmParser(*TheTarget, SrcMgr, Ctx, 3989fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar *Str.get(), *MAI)); 399ffc0e73046f737d75e0a62b3a83ef19bcef111e3Evan Cheng OwningPtr<TargetAsmParser> TAP(TheTarget->createAsmParser(*STI, *Parser)); 400c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar if (!TAP) { 401f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach errs() << ProgName 402c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar << ": error: this target does not support assembly parsing.\n"; 403a2edbabcb86f213eca6daeda5d801f8c7b1e44b2Daniel Dunbar return 1; 404c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar } 405c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar 4063c14ca47fc057c5999cd41ce2782e0ebaa2bcf7dDaniel Dunbar Parser->setShowParsedOperands(ShowInstOperands); 4079fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar Parser->setTargetParser(*TAP.get()); 408bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 4099fbb37e10d3b2814877bb8d2893d863fe1da660bDaniel Dunbar int Res = Parser->Run(NoInitialTextSection); 410bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar 411d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman // Keep output if no errors. 412d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (Res == 0) Out->keep(); 4134ca906560a3d583b25f3bc366fbcac60f0a34434Daniel Dunbar 414bfc0f34e34c4278b49d70b7a20e1b87cbce0a710Daniel Dunbar return Res; 415ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan} 416ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan 417668b15467be158a5f0e0c4a5e1ec232da021892cSean Callananstatic int DisassembleInput(const char *ProgName, bool Enhanced) { 4184d4358e8b083b38e2d7e9de3ab102e5665ffb8e2Daniel Dunbar const Target *TheTarget = GetTarget(ProgName); 4194d4358e8b083b38e2d7e9de3ab102e5665ffb8e2Daniel Dunbar if (!TheTarget) 420ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan return 0; 421ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan 4223ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer OwningPtr<MemoryBuffer> Buffer; 4233ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, Buffer)) { 424333fb04506233255f10d8095c9e2de5e5f0fdc6fMichael J. Spencer errs() << ProgName << ": " << ec.message() << '\n'; 425ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan return 1; 426ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan } 427f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 428d4c454317a38d65957edebe62bfc69fc8d9885e8Dan Gohman OwningPtr<tool_output_file> Out(GetOutputStream()); 429d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (!Out) 430d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return 1; 431d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 432d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman int Res; 433a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling if (Enhanced) { 4343ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer Res = 4353ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer Disassembler::disassembleEnhanced(TripleName, *Buffer.take(), Out->os()); 436a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling } else { 437b262799d49891b036daa00eddf51947487346c98Evan Cheng Res = Disassembler::disassemble(*TheTarget, TripleName, 4383ff9563c3e391954b2e224afcf8b2b0fcc3888aaMichael J. Spencer *Buffer.take(), Out->os()); 439a5c177e70a42f48e4885075c4c48aad0816a2817Bill Wendling } 440d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 441d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman // Keep output if no errors. 442d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman if (Res == 0) Out->keep(); 443d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman 444d5826a33a5a7c298a8934541d11cda042028be3bDan Gohman return Res; 445ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan} 44627aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner 447b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 448b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattnerint main(int argc, char **argv) { 449b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner // Print a stack trace if we signal out. 450b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner sys::PrintStackTraceOnErrorSignal(); 451b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner PrettyStackTraceProgram X(argc, argv); 452b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner llvm_shutdown_obj Y; // Call llvm_shutdown() on exit. 453b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar 454c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar // Initialize targets and assembly printers/parsers. 455b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar llvm::InitializeAllTargetInfos(); 456c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar // FIXME: We shouldn't need to initialize the Target(Machine)s. 457c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar llvm::InitializeAllTargets(); 4581abf2cb59b8d63415780a03329307c0997b2670cEvan Cheng llvm::InitializeAllMCAsmInfos(); 459439661395fd2a2a832dba01c65bc88718528313cEvan Cheng llvm::InitializeAllMCCodeGenInfos(); 46059ee62d2418df8db499eca1ae17f5900dc2dcbbaEvan Cheng llvm::InitializeAllMCInstrInfos(); 4610e6a052331f674dd70e28af41f654a7874405eabEvan Cheng llvm::InitializeAllMCRegisterInfos(); 462ffc0e73046f737d75e0a62b3a83ef19bcef111e3Evan Cheng llvm::InitializeAllMCSubtargetInfos(); 463c22e0b2443afdedb6d9b225b938ad404d63cdbe6Daniel Dunbar llvm::InitializeAllAsmPrinters(); 464b4b53e5c13167925d6315a6f57c7b863e4e2b704Daniel Dunbar llvm::InitializeAllAsmParsers(); 465ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan llvm::InitializeAllDisassemblers(); 466f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 467b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner cl::ParseCommandLineOptions(argc, argv, "llvm machine code playground\n"); 46875ebbceeeda1e7a78efe1848bb90e034f0c6ba61Duncan Sands TripleName = Triple::normalize(TripleName); 469b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner 470b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner switch (Action) { 471b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner default: 47227aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner case AC_AsLex: 47327aa7d259b416a9d1bf837ed2c3c11463367b11cChris Lattner return AsLexInput(argv[0]); 474b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner case AC_Assemble: 475b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner return AssembleInput(argv[0]); 476ba847da571354e13f1caa3699ee06b2d57df9fe9Sean Callanan case AC_Disassemble: 477668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan return DisassembleInput(argv[0], false); 478668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan case AC_EDisassemble: 479668b15467be158a5f0e0c4a5e1ec232da021892cSean Callanan return DisassembleInput(argv[0], true); 480b23677e076bea7c3bf4763ba14d8ee96faf8a74bChris Lattner } 481f5bf3cf7e2a0ff1ca884a83a8b56b5a57f8a5c80Jim Grosbach 482f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner return 0; 483f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner} 484f9f065e45500823cdeb25bde2154d871ab6e9125Chris Lattner 485