ExecutionDriver.cpp revision 9709272675feaca030cce14d0f5eb7f342b3fc1d
14a10645c70199c8d8567fbc46312158c419720abChris Lattner//===- ExecutionDriver.cpp - Allow execution of LLVM program --------------===// 27c0e022c5c4be4b11e199a53f73bbdd84e34aa80John Criswell// 37c0e022c5c4be4b11e199a53f73bbdd84e34aa80John Criswell// The LLVM Compiler Infrastructure 47c0e022c5c4be4b11e199a53f73bbdd84e34aa80John Criswell// 57c0e022c5c4be4b11e199a53f73bbdd84e34aa80John Criswell// This file was developed by the LLVM research group and is distributed under 67c0e022c5c4be4b11e199a53f73bbdd84e34aa80John Criswell// the University of Illinois Open Source License. See LICENSE.TXT for details. 77c0e022c5c4be4b11e199a53f73bbdd84e34aa80John Criswell// 87c0e022c5c4be4b11e199a53f73bbdd84e34aa80John Criswell//===----------------------------------------------------------------------===// 94a10645c70199c8d8567fbc46312158c419720abChris Lattner// 104a10645c70199c8d8567fbc46312158c419720abChris Lattner// This file contains code used to execute the program utilizing one of the 114a10645c70199c8d8567fbc46312158c419720abChris Lattner// various ways of running LLVM bytecode. 124a10645c70199c8d8567fbc46312158c419720abChris Lattner// 134a10645c70199c8d8567fbc46312158c419720abChris Lattner//===----------------------------------------------------------------------===// 144a10645c70199c8d8567fbc46312158c419720abChris Lattner 154a10645c70199c8d8567fbc46312158c419720abChris Lattner/* 164a10645c70199c8d8567fbc46312158c419720abChris LattnerBUGPOINT NOTES: 174a10645c70199c8d8567fbc46312158c419720abChris Lattner 184a10645c70199c8d8567fbc46312158c419720abChris Lattner1. Bugpoint should not leave any files behind if the program works properly 194a10645c70199c8d8567fbc46312158c419720abChris Lattner2. There should be an option to specify the program name, which specifies a 204a10645c70199c8d8567fbc46312158c419720abChris Lattner unique string to put into output files. This allows operation in the 215073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman SingleSource directory, e.g. default to the first input filename. 224a10645c70199c8d8567fbc46312158c419720abChris Lattner*/ 234a10645c70199c8d8567fbc46312158c419720abChris Lattner 244a10645c70199c8d8567fbc46312158c419720abChris Lattner#include "BugDriver.h" 254a10645c70199c8d8567fbc46312158c419720abChris Lattner#include "Support/CommandLine.h" 26c648dabf65c67d20c208ed0b39b9622387e636c7Chris Lattner#include "Support/Debug.h" 2765f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner#include "Support/FileUtilities.h" 28e49603d79d220a795bd50684c8b1f503ee40f97fMisha Brukman#include "Support/SystemUtils.h" 295de0bac111fc9d4e290b9a743a02b866154c12e5Chris Lattner#include "llvm/Support/ToolRunner.h" 304a10645c70199c8d8567fbc46312158c419720abChris Lattner#include <fstream> 31e1b52b765675015eee5ce9efdb1b81c6c3eaefb1Chris Lattner#include <iostream> 32d0fde30ce850b78371fd1386338350591f9ff494Brian Gaekeusing namespace llvm; 33d0fde30ce850b78371fd1386338350591f9ff494Brian Gaeke 344a10645c70199c8d8567fbc46312158c419720abChris Lattnernamespace { 354a10645c70199c8d8567fbc46312158c419720abChris Lattner // OutputType - Allow the user to specify the way code should be run, to test 364a10645c70199c8d8567fbc46312158c419720abChris Lattner // for miscompilation. 374a10645c70199c8d8567fbc46312158c419720abChris Lattner // 384a10645c70199c8d8567fbc46312158c419720abChris Lattner enum OutputType { 39b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke AutoPick, RunLLI, RunJIT, RunLLC, RunCBE 404a10645c70199c8d8567fbc46312158c419720abChris Lattner }; 414148556a9c767fdf3047ae8e004a759356b893ddMisha Brukman 424a10645c70199c8d8567fbc46312158c419720abChris Lattner cl::opt<OutputType> 434a10645c70199c8d8567fbc46312158c419720abChris Lattner InterpreterSel(cl::desc("Specify how LLVM code should be executed:"), 44b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke cl::values(clEnumValN(AutoPick, "auto", "Use best guess"), 45b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke clEnumValN(RunLLI, "run-int", "Execute with the interpreter"), 465073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman clEnumValN(RunJIT, "run-jit", "Execute with JIT"), 475073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman clEnumValN(RunLLC, "run-llc", "Compile with LLC"), 485073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman clEnumValN(RunCBE, "run-cbe", "Compile with CBE"), 4925d66473c620b6b01e301b9cfabdbedace96608eChris Lattner 0), 50b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke cl::init(AutoPick)); 513c053a0a98e19f5ac8905011ad4c8238b08d6aeaChris Lattner 52c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke cl::opt<bool> 53c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke CheckProgramExitCode("check-exit-code", 54c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke cl::desc("Assume nonzero exit code is failure (default on)"), 55c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke cl::init(true)); 56c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke 573c053a0a98e19f5ac8905011ad4c8238b08d6aeaChris Lattner cl::opt<std::string> 583c053a0a98e19f5ac8905011ad4c8238b08d6aeaChris Lattner InputFile("input", cl::init("/dev/null"), 593c053a0a98e19f5ac8905011ad4c8238b08d6aeaChris Lattner cl::desc("Filename to pipe in as stdin (default: /dev/null)")); 607dac658792425c10274594782d6fcf10208a16f0Chris Lattner 617dac658792425c10274594782d6fcf10208a16f0Chris Lattner cl::list<std::string> 627dac658792425c10274594782d6fcf10208a16f0Chris Lattner AdditionalSOs("additional-so", 637dac658792425c10274594782d6fcf10208a16f0Chris Lattner cl::desc("Additional shared objects to load " 647dac658792425c10274594782d6fcf10208a16f0Chris Lattner "into executing programs")); 654a10645c70199c8d8567fbc46312158c419720abChris Lattner} 664a10645c70199c8d8567fbc46312158c419720abChris Lattner 67d0fde30ce850b78371fd1386338350591f9ff494Brian Gaekenamespace llvm { 68fa76183e8e28985dfd17b1d6291c939dab4cbe1dChris Lattner // Anything specified after the --args option are taken as arguments to the 69fa76183e8e28985dfd17b1d6291c939dab4cbe1dChris Lattner // program being debugged. 70fa76183e8e28985dfd17b1d6291c939dab4cbe1dChris Lattner cl::list<std::string> 71fa76183e8e28985dfd17b1d6291c939dab4cbe1dChris Lattner InputArgv("args", cl::Positional, cl::desc("<program arguments>..."), 72fa76183e8e28985dfd17b1d6291c939dab4cbe1dChris Lattner cl::ZeroOrMore); 73fa76183e8e28985dfd17b1d6291c939dab4cbe1dChris Lattner} 749d679cbc6cb5c7dc8cca87a1e1548c480fb056b8Misha Brukman 754a10645c70199c8d8567fbc46312158c419720abChris Lattner//===----------------------------------------------------------------------===// 764a10645c70199c8d8567fbc46312158c419720abChris Lattner// BugDriver method implementation 774a10645c70199c8d8567fbc46312158c419720abChris Lattner// 784a10645c70199c8d8567fbc46312158c419720abChris Lattner 794a10645c70199c8d8567fbc46312158c419720abChris Lattner/// initializeExecutionEnvironment - This method is used to set up the 804a10645c70199c8d8567fbc46312158c419720abChris Lattner/// environment for executing LLVM programs. 814a10645c70199c8d8567fbc46312158c419720abChris Lattner/// 824a10645c70199c8d8567fbc46312158c419720abChris Lattnerbool BugDriver::initializeExecutionEnvironment() { 834a10645c70199c8d8567fbc46312158c419720abChris Lattner std::cout << "Initializing execution environment: "; 844a10645c70199c8d8567fbc46312158c419720abChris Lattner 854148556a9c767fdf3047ae8e004a759356b893ddMisha Brukman // Create an instance of the AbstractInterpreter interface as specified on 864148556a9c767fdf3047ae8e004a759356b893ddMisha Brukman // the command line 877bb11547e497d7b8fc87f61c1089eee808e3a1eeChris Lattner cbe = 0; 884a10645c70199c8d8567fbc46312158c419720abChris Lattner std::string Message; 89cc876a7421f6dbcca98446058d5f0637092c6e1aChris Lattner switch (InterpreterSel) { 90b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke case AutoPick: 91b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke InterpreterSel = RunCBE; 927bb11547e497d7b8fc87f61c1089eee808e3a1eeChris Lattner Interpreter = cbe = AbstractInterpreter::createCBE(getToolName(), Message); 93b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke if (!Interpreter) { 94b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke InterpreterSel = RunJIT; 95b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke Interpreter = AbstractInterpreter::createJIT(getToolName(), Message); 96b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke } 97b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke if (!Interpreter) { 98b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke InterpreterSel = RunLLC; 99b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke Interpreter = AbstractInterpreter::createLLC(getToolName(), Message); 100b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke } 101b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke if (!Interpreter) { 102b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke InterpreterSel = RunLLI; 103b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke Interpreter = AbstractInterpreter::createLLI(getToolName(), Message); 104b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke } 105b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke if (!Interpreter) { 106b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke InterpreterSel = AutoPick; 107b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke Message = "Sorry, I can't automatically select an interpreter!\n"; 108b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke } 109b5ee509be2ce78badc11fd649dda90ec78394d1aBrian Gaeke break; 110769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner case RunLLI: 111769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner Interpreter = AbstractInterpreter::createLLI(getToolName(), Message); 112769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner break; 113769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner case RunLLC: 114769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner Interpreter = AbstractInterpreter::createLLC(getToolName(), Message); 115769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner break; 116769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner case RunJIT: 117769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner Interpreter = AbstractInterpreter::createJIT(getToolName(), Message); 118769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner break; 119769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner case RunCBE: 1207bb11547e497d7b8fc87f61c1089eee808e3a1eeChris Lattner Interpreter = cbe = AbstractInterpreter::createCBE(getToolName(), Message); 121769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner break; 122cc876a7421f6dbcca98446058d5f0637092c6e1aChris Lattner default: 1234148556a9c767fdf3047ae8e004a759356b893ddMisha Brukman Message = "Sorry, this back-end is not supported by bugpoint right now!\n"; 124cc876a7421f6dbcca98446058d5f0637092c6e1aChris Lattner break; 1254a10645c70199c8d8567fbc46312158c419720abChris Lattner } 1264148556a9c767fdf3047ae8e004a759356b893ddMisha Brukman std::cerr << Message; 1274a10645c70199c8d8567fbc46312158c419720abChris Lattner 128a259c9be2acc9528ec7feb3cfd51dcde36d87bb3Misha Brukman // Initialize auxiliary tools for debugging 1297bb11547e497d7b8fc87f61c1089eee808e3a1eeChris Lattner if (!cbe) { 1307bb11547e497d7b8fc87f61c1089eee808e3a1eeChris Lattner cbe = AbstractInterpreter::createCBE(getToolName(), Message); 1317bb11547e497d7b8fc87f61c1089eee808e3a1eeChris Lattner if (!cbe) { std::cout << Message << "\nExiting.\n"; exit(1); } 1327bb11547e497d7b8fc87f61c1089eee808e3a1eeChris Lattner } 133769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner gcc = GCC::create(getToolName(), Message); 134a259c9be2acc9528ec7feb3cfd51dcde36d87bb3Misha Brukman if (!gcc) { std::cout << Message << "\nExiting.\n"; exit(1); } 135a259c9be2acc9528ec7feb3cfd51dcde36d87bb3Misha Brukman 1364a10645c70199c8d8567fbc46312158c419720abChris Lattner // If there was an error creating the selected interpreter, quit with error. 1374a10645c70199c8d8567fbc46312158c419720abChris Lattner return Interpreter == 0; 1384a10645c70199c8d8567fbc46312158c419720abChris Lattner} 1394a10645c70199c8d8567fbc46312158c419720abChris Lattner 1404a10645c70199c8d8567fbc46312158c419720abChris Lattner 1414a10645c70199c8d8567fbc46312158c419720abChris Lattner/// executeProgram - This method runs "Program", capturing the output of the 1424a10645c70199c8d8567fbc46312158c419720abChris Lattner/// program to a file, returning the filename of the file. A recommended 1434a10645c70199c8d8567fbc46312158c419720abChris Lattner/// filename may be optionally specified. 1444a10645c70199c8d8567fbc46312158c419720abChris Lattner/// 1454a10645c70199c8d8567fbc46312158c419720abChris Lattnerstd::string BugDriver::executeProgram(std::string OutputFile, 1465073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman std::string BytecodeFile, 147769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner const std::string &SharedObj, 148c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke AbstractInterpreter *AI, 149c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke bool *ProgramExitedNonzero) { 150769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner if (AI == 0) AI = Interpreter; 151769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner assert(AI && "Interpreter should have been created already!"); 1524a10645c70199c8d8567fbc46312158c419720abChris Lattner bool CreatedBytecode = false; 1534a10645c70199c8d8567fbc46312158c419720abChris Lattner if (BytecodeFile.empty()) { 1544a10645c70199c8d8567fbc46312158c419720abChris Lattner // Emit the program to a bytecode file... 1554a10645c70199c8d8567fbc46312158c419720abChris Lattner BytecodeFile = getUniqueFilename("bugpoint-test-program.bc"); 1564a10645c70199c8d8567fbc46312158c419720abChris Lattner 1574a10645c70199c8d8567fbc46312158c419720abChris Lattner if (writeProgramToFile(BytecodeFile, Program)) { 1584a10645c70199c8d8567fbc46312158c419720abChris Lattner std::cerr << ToolName << ": Error emitting bytecode to file '" 1595073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman << BytecodeFile << "'!\n"; 1604a10645c70199c8d8567fbc46312158c419720abChris Lattner exit(1); 1614a10645c70199c8d8567fbc46312158c419720abChris Lattner } 1624a10645c70199c8d8567fbc46312158c419720abChris Lattner CreatedBytecode = true; 1634a10645c70199c8d8567fbc46312158c419720abChris Lattner } 1644a10645c70199c8d8567fbc46312158c419720abChris Lattner 1659709272675feaca030cce14d0f5eb7f342b3fc1dChris Lattner // Remove the temporary bytecode file when we are done. 1669709272675feaca030cce14d0f5eb7f342b3fc1dChris Lattner FileRemover BytecodeFileRemover(BytecodeFile, CreatedBytecode); 1679709272675feaca030cce14d0f5eb7f342b3fc1dChris Lattner 1684a10645c70199c8d8567fbc46312158c419720abChris Lattner if (OutputFile.empty()) OutputFile = "bugpoint-execution-output"; 1695073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 1704a10645c70199c8d8567fbc46312158c419720abChris Lattner // Check to see if this is a valid output filename... 1714a10645c70199c8d8567fbc46312158c419720abChris Lattner OutputFile = getUniqueFilename(OutputFile); 1724a10645c70199c8d8567fbc46312158c419720abChris Lattner 173769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner // Figure out which shared objects to run, if any. 1747dac658792425c10274594782d6fcf10208a16f0Chris Lattner std::vector<std::string> SharedObjs(AdditionalSOs); 175769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner if (!SharedObj.empty()) 176769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner SharedObjs.push_back(SharedObj); 177769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner 1784a10645c70199c8d8567fbc46312158c419720abChris Lattner // Actually execute the program! 179769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner int RetVal = AI->ExecuteProgram(BytecodeFile, InputArgv, InputFile, 180769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner OutputFile, SharedObjs); 181769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner 182c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke if (ProgramExitedNonzero != 0) 183c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke *ProgramExitedNonzero = (RetVal != 0); 1844a10645c70199c8d8567fbc46312158c419720abChris Lattner 1854a10645c70199c8d8567fbc46312158c419720abChris Lattner // Return the filename we captured the output to. 1864a10645c70199c8d8567fbc46312158c419720abChris Lattner return OutputFile; 1874a10645c70199c8d8567fbc46312158c419720abChris Lattner} 1884a10645c70199c8d8567fbc46312158c419720abChris Lattner 189c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke/// executeProgramWithCBE - Used to create reference output with the C 190c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke/// backend, if reference output is not provided. 191c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke/// 192c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaekestd::string BugDriver::executeProgramWithCBE(std::string OutputFile) { 193c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke bool ProgramExitedNonzero; 194c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke std::string outFN = executeProgram(OutputFile, "", "", 195c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke (AbstractInterpreter*)cbe, 196c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke &ProgramExitedNonzero); 197c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke if (ProgramExitedNonzero) { 198c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke std::cerr 199c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke << "Warning: While generating reference output, program exited with\n" 200c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke << "non-zero exit code. This will NOT be treated as a failure.\n"; 201c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke CheckProgramExitCode = false; 202c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke } 203c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke return outFN; 204c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke} 2055073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 206a0f5b15e1eb8642d92b3141a6b88a5729ea979dcChris Lattnerstd::string BugDriver::compileSharedObject(const std::string &BytecodeFile) { 2075073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman assert(Interpreter && "Interpreter should have been created already!"); 208a0f5b15e1eb8642d92b3141a6b88a5729ea979dcChris Lattner std::string OutputCFile; 2095073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 2105073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman // Using CBE 2115073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman cbe->OutputC(BytecodeFile, OutputCFile); 2125073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 2135073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman#if 0 /* This is an alternative, as yet unimplemented */ 2145073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman // Using LLC 215a0f5b15e1eb8642d92b3141a6b88a5729ea979dcChris Lattner std::string Message; 2164148556a9c767fdf3047ae8e004a759356b893ddMisha Brukman LLC *llc = createLLCtool(Message); 2175073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman if (llc->OutputAsm(BytecodeFile, OutputFile)) { 2185073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman std::cerr << "Could not generate asm code with `llc', exiting.\n"; 2195073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman exit(1); 2205073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman } 2215073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman#endif 2225073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 223a0f5b15e1eb8642d92b3141a6b88a5729ea979dcChris Lattner std::string SharedObjectFile; 224769f1fe6728ffb5627ae0cedc392576d6e701a5aChris Lattner if (gcc->MakeSharedObject(OutputCFile, GCC::CFile, SharedObjectFile)) 225a0f5b15e1eb8642d92b3141a6b88a5729ea979dcChris Lattner exit(1); 2265073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 2275073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman // Remove the intermediate C file 2285073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman removeFile(OutputCFile); 2295073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 2306ebe44d22f6dd1ab9f7aa1f3cfd02be52145d535Chris Lattner return "./" + SharedObjectFile; 2315073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman} 2325073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 2335073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman 2344a10645c70199c8d8567fbc46312158c419720abChris Lattner/// diffProgram - This method executes the specified module and diffs the output 2354a10645c70199c8d8567fbc46312158c419720abChris Lattner/// against the file specified by ReferenceOutputFile. If the output is 2364a10645c70199c8d8567fbc46312158c419720abChris Lattner/// different, true is returned. 2374a10645c70199c8d8567fbc46312158c419720abChris Lattner/// 2385073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukmanbool BugDriver::diffProgram(const std::string &BytecodeFile, 2395073336cd4da5df4ae13a167582d1dc90f32e4e0Misha Brukman const std::string &SharedObject, 240640f22e66d90439857a97a83896ee68c4f7128c9Chris Lattner bool RemoveBytecode) { 241c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke bool ProgramExitedNonzero; 242c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke 2434a10645c70199c8d8567fbc46312158c419720abChris Lattner // Execute the program, generating an output file... 244c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke std::string Output = executeProgram("", BytecodeFile, SharedObject, 0, 245c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke &ProgramExitedNonzero); 246c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke 247c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke // If we're checking the program exit code, assume anything nonzero is bad. 248c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke if (CheckProgramExitCode && ProgramExitedNonzero) 249c5cad211d6ec50fe90a0a716dee701c6c4721385Brian Gaeke return true; 2504a10645c70199c8d8567fbc46312158c419720abChris Lattner 25165f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner std::string Error; 2524a10645c70199c8d8567fbc46312158c419720abChris Lattner bool FilesDifferent = false; 25365f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner if (DiffFiles(ReferenceOutputFile, Output, &Error)) { 25465f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner if (!Error.empty()) { 25565f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner std::cerr << "While diffing output: " << Error << "\n"; 25665f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner exit(1); 25765f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner } 25865f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner FilesDifferent = true; 25965f62790d6e3e7f7ceb9cd12a7a51a66d95a3b03Chris Lattner } 2601a28a2b76d16913fe38f47032d31620a55dcce2eChris Lattner 2611a28a2b76d16913fe38f47032d31620a55dcce2eChris Lattner // Remove the generated output. 2621a28a2b76d16913fe38f47032d31620a55dcce2eChris Lattner removeFile(Output); 2634a10645c70199c8d8567fbc46312158c419720abChris Lattner 2641a28a2b76d16913fe38f47032d31620a55dcce2eChris Lattner // Remove the bytecode file if we are supposed to. 265640f22e66d90439857a97a83896ee68c4f7128c9Chris Lattner if (RemoveBytecode) removeFile(BytecodeFile); 2664a10645c70199c8d8567fbc46312158c419720abChris Lattner return FilesDifferent; 2674a10645c70199c8d8567fbc46312158c419720abChris Lattner} 26891eabc13d3a456cc4b387d3d7fdb041d976732c7Misha Brukman 26991eabc13d3a456cc4b387d3d7fdb041d976732c7Misha Brukmanbool BugDriver::isExecutingJIT() { 27091eabc13d3a456cc4b387d3d7fdb041d976732c7Misha Brukman return InterpreterSel == RunJIT; 27191eabc13d3a456cc4b387d3d7fdb041d976732c7Misha Brukman} 272d0fde30ce850b78371fd1386338350591f9ff494Brian Gaeke 273