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//===-- ToolRunner.cpp ----------------------------------------------------===//
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// The LLVM Compiler Infrastructure
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//===----------------------------------------------------------------------===//
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// This file implements the interfaces described in the ToolRunner.h file.
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//===----------------------------------------------------------------------===//
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#define DEBUG_TYPE "toolrunner"
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#include "ToolRunner.h"
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#include "llvm/Support/Program.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Debug.h"
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#include "llvm/Support/FileUtilities.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/Config/config.h" // for HAVE_LINK_R
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SaveTemps("save-temps", cl::init(false), cl::desc("Save temporary files"));
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RemoteClient("remote-client",
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cl::desc("Remote execution client (rsh/ssh)"));
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RemoteHost("remote-host",
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cl::desc("Remote execution (rsh/ssh) host"));
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RemotePort("remote-port",
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cl::desc("Remote execution (rsh/ssh) port"));
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RemoteUser("remote-user",
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cl::desc("Remote execution (rsh/ssh) user id"));
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RemoteExtra("remote-extra-options",
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cl::desc("Remote execution (rsh/ssh) extra options"));
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/// RunProgramWithTimeout - This function provides an alternate interface
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/// to the sys::Program::ExecuteAndWait interface.
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/// @see sys::Program::ExecuteAndWait
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static int RunProgramWithTimeout(const sys::Path &ProgramPath,
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const sys::Path &StdInFile,
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const sys::Path &StdOutFile,
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const sys::Path &StdErrFile,
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unsigned NumSeconds = 0,
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unsigned MemoryLimit = 0,
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std::string *ErrMsg = 0) {
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const sys::Path* redirects[3];
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redirects[0] = &StdInFile;
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redirects[1] = &StdOutFile;
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redirects[2] = &StdErrFile;
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#if 0 // For debug purposes
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for (unsigned i = 0; Args[i]; ++i)
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errs() << " " << Args[i];
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sys::Program::ExecuteAndWait(ProgramPath, Args, 0, redirects,
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NumSeconds, MemoryLimit, ErrMsg);
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/// RunProgramRemotelyWithTimeout - This function runs the given program
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/// remotely using the given remote client and the sys::Program::ExecuteAndWait.
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/// Returns the remote program exit code or reports a remote client error if it
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/// fails. Remote client is required to return 255 if it failed or program exit
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/// @see sys::Program::ExecuteAndWait
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static int RunProgramRemotelyWithTimeout(const sys::Path &RemoteClientPath,
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const sys::Path &StdInFile,
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const sys::Path &StdOutFile,
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const sys::Path &StdErrFile,
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unsigned NumSeconds = 0,
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unsigned MemoryLimit = 0) {
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const sys::Path* redirects[3];
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redirects[0] = &StdInFile;
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redirects[1] = &StdOutFile;
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redirects[2] = &StdErrFile;
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#if 0 // For debug purposes
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for (unsigned i = 0; Args[i]; ++i)
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errs() << " " << Args[i];
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// Run the program remotely with the remote client
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int ReturnCode = sys::Program::ExecuteAndWait(RemoteClientPath, Args,
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0, redirects, NumSeconds, MemoryLimit);
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// Has the remote client fail?
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if (255 == ReturnCode) {
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std::ostringstream OS;
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OS << "\nError running remote client:\n ";
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for (const char **Arg = Args; *Arg; ++Arg)
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// The error message is in the output file, let's print it out from there.
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std::ifstream ErrorFile(StdOutFile.c_str());
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std::copy(std::istreambuf_iterator<char>(ErrorFile),
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std::istreambuf_iterator<char>(),
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std::ostreambuf_iterator<char>(OS));
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static std::string ProcessFailure(sys::Path ProgPath, const char** Args,
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0) {
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std::ostringstream OS;
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OS << "\nError running tool:\n ";
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for (const char **Arg = Args; *Arg; ++Arg)
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// Rerun the compiler, capturing any error messages to print them.
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sys::Path ErrorFilename("bugpoint.program_error_messages");
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if (ErrorFilename.makeUnique(true, &ErrMsg)) {
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errs() << "Error making unique filename: " << ErrMsg << "\n";
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RunProgramWithTimeout(ProgPath, Args, sys::Path(""), ErrorFilename,
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ErrorFilename, Timeout, MemoryLimit);
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// FIXME: check return code ?
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// Print out the error messages generated by GCC if possible...
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std::ifstream ErrorFile(ErrorFilename.c_str());
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std::copy(std::istreambuf_iterator<char>(ErrorFile),
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std::istreambuf_iterator<char>(),
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std::ostreambuf_iterator<char>(OS));
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ErrorFilename.eraseFromDisk();
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//===---------------------------------------------------------------------===//
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// LLI Implementation of AbstractIntepreter interface
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class LLI : public AbstractInterpreter {
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std::string LLIPath; // The path to the LLI executable
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std::vector<std::string> ToolArgs; // Args to pass to LLI
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LLI(const std::string &Path, const std::vector<std::string> *Args)
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if (Args) { ToolArgs = *Args; }
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virtual int ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs,
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const std::vector<std::string> &SharedLibs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0);
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int LLI::ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs,
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const std::vector<std::string> &SharedLibs,
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unsigned MemoryLimit) {
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std::vector<const char*> LLIArgs;
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LLIArgs.push_back(LLIPath.c_str());
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LLIArgs.push_back("-force-interpreter=true");
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for (std::vector<std::string>::const_iterator i = SharedLibs.begin(),
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e = SharedLibs.end(); i != e; ++i) {
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LLIArgs.push_back("-load");
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LLIArgs.push_back((*i).c_str());
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// Add any extra LLI args.
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for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
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LLIArgs.push_back(ToolArgs[i].c_str());
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LLIArgs.push_back(Bitcode.c_str());
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// Add optional parameters to the running program from Argv
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for (unsigned i=0, e = Args.size(); i != e; ++i)
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LLIArgs.push_back(Args[i].c_str());
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LLIArgs.push_back(0);
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outs() << "<lli>"; outs().flush();
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DEBUG(errs() << "\nAbout to run:\t";
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for (unsigned i=0, e = LLIArgs.size()-1; i != e; ++i)
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errs() << " " << LLIArgs[i];
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return RunProgramWithTimeout(sys::Path(LLIPath), &LLIArgs[0],
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sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
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Timeout, MemoryLimit, Error);
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void AbstractInterpreter::anchor() { }
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// LLI create method - Try to find the LLI executable
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AbstractInterpreter *AbstractInterpreter::createLLI(const char *Argv0,
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std::string &Message,
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const std::vector<std::string> *ToolArgs) {
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std::string LLIPath =
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PrependMainExecutablePath("lli", Argv0, (void *)(intptr_t)&createLLI).str();
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if (!LLIPath.empty()) {
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Message = "Found lli: " + LLIPath + "\n";
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return new LLI(LLIPath, ToolArgs);
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Message = "Cannot find `lli' in executable directory!\n";
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//===---------------------------------------------------------------------===//
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// Custom compiler command implementation of AbstractIntepreter interface
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// Allows using a custom command for compiling the bitcode, thus allows, for
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// example, to compile a bitcode fragment without linking or executing, then
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// using a custom wrapper script to check for compiler errors.
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class CustomCompiler : public AbstractInterpreter {
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std::string CompilerCommand;
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std::vector<std::string> CompilerArgs;
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const std::string &CompilerCmd, std::vector<std::string> CompArgs) :
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CompilerCommand(CompilerCmd), CompilerArgs(CompArgs) {}
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virtual void compileProgram(const std::string &Bitcode,
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0);
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virtual int ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs =
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std::vector<std::string>(),
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const std::vector<std::string> &SharedLibs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0) {
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*Error = "Execution not supported with -compile-custom";
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void CustomCompiler::compileProgram(const std::string &Bitcode,
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unsigned MemoryLimit) {
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std::vector<const char*> ProgramArgs;
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ProgramArgs.push_back(CompilerCommand.c_str());
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for (std::size_t i = 0; i < CompilerArgs.size(); ++i)
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ProgramArgs.push_back(CompilerArgs.at(i).c_str());
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ProgramArgs.push_back(Bitcode.c_str());
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ProgramArgs.push_back(0);
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// Add optional parameters to the running program from Argv
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for (unsigned i = 0, e = CompilerArgs.size(); i != e; ++i)
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ProgramArgs.push_back(CompilerArgs[i].c_str());
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if (RunProgramWithTimeout( sys::Path(CompilerCommand), &ProgramArgs[0],
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sys::Path(), sys::Path(), sys::Path(),
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Timeout, MemoryLimit, Error))
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*Error = ProcessFailure(sys::Path(CompilerCommand), &ProgramArgs[0],
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Timeout, MemoryLimit);
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//===---------------------------------------------------------------------===//
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// Custom execution command implementation of AbstractIntepreter interface
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// Allows using a custom command for executing the bitcode, thus allows,
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// for example, to invoke a cross compiler for code generation followed by
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// a simulator that executes the generated binary.
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class CustomExecutor : public AbstractInterpreter {
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std::string ExecutionCommand;
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std::vector<std::string> ExecutorArgs;
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const std::string &ExecutionCmd, std::vector<std::string> ExecArgs) :
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ExecutionCommand(ExecutionCmd), ExecutorArgs(ExecArgs) {}
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virtual int ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs,
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const std::vector<std::string> &SharedLibs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0);
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int CustomExecutor::ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs,
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const std::vector<std::string> &SharedLibs,
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unsigned MemoryLimit) {
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std::vector<const char*> ProgramArgs;
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ProgramArgs.push_back(ExecutionCommand.c_str());
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for (std::size_t i = 0; i < ExecutorArgs.size(); ++i)
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ProgramArgs.push_back(ExecutorArgs.at(i).c_str());
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ProgramArgs.push_back(Bitcode.c_str());
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ProgramArgs.push_back(0);
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// Add optional parameters to the running program from Argv
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for (unsigned i = 0, e = Args.size(); i != e; ++i)
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ProgramArgs.push_back(Args[i].c_str());
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return RunProgramWithTimeout(
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sys::Path(ExecutionCommand),
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&ProgramArgs[0], sys::Path(InputFile), sys::Path(OutputFile),
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sys::Path(OutputFile), Timeout, MemoryLimit, Error);
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// Tokenize the CommandLine to the command and the args to allow
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// defining a full command line as the command instead of just the
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// executed program. We cannot just pass the whole string after the command
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// as a single argument because then program sees only a single
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// command line argument (with spaces in it: "foo bar" instead
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// of "foo" and "bar").
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// code borrowed from:
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// http://oopweb.com/CPP/Documents/CPPHOWTO/Volume/C++Programming-HOWTO-7.html
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static void lexCommand(std::string &Message, const std::string &CommandLine,
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std::string &CmdPath, std::vector<std::string> Args) {
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std::string Command = "";
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std::string delimiters = " ";
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std::string::size_type lastPos = CommandLine.find_first_not_of(delimiters, 0);
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std::string::size_type pos = CommandLine.find_first_of(delimiters, lastPos);
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while (std::string::npos != pos || std::string::npos != lastPos) {
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std::string token = CommandLine.substr(lastPos, pos - lastPos);
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Args.push_back(token);
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// Skip delimiters. Note the "not_of"
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lastPos = CommandLine.find_first_not_of(delimiters, pos);
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// Find next "non-delimiter"
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pos = CommandLine.find_first_of(delimiters, lastPos);
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CmdPath = sys::Program::FindProgramByName(Command).str();
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if (CmdPath.empty()) {
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std::string("Cannot find '") + Command +
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Message = "Found command in: " + CmdPath + "\n";
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// Custom execution environment create method, takes the execution command
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AbstractInterpreter *AbstractInterpreter::createCustomCompiler(
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std::string &Message,
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const std::string &CompileCommandLine) {
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std::vector<std::string> Args;
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lexCommand(Message, CompileCommandLine, CmdPath, Args);
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return new CustomCompiler(CmdPath, Args);
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// Custom execution environment create method, takes the execution command
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AbstractInterpreter *AbstractInterpreter::createCustomExecutor(
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std::string &Message,
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const std::string &ExecCommandLine) {
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std::vector<std::string> Args;
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lexCommand(Message, ExecCommandLine, CmdPath, Args);
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return new CustomExecutor(CmdPath, Args);
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//===----------------------------------------------------------------------===//
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// LLC Implementation of AbstractIntepreter interface
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GCC::FileType LLC::OutputCode(const std::string &Bitcode,
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sys::Path &OutputAsmFile, std::string &Error,
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unsigned Timeout, unsigned MemoryLimit) {
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const char *Suffix = (UseIntegratedAssembler ? ".llc.o" : ".llc.s");
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sys::Path uniqueFile(Bitcode + Suffix);
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if (uniqueFile.makeUnique(true, &ErrMsg)) {
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errs() << "Error making unique filename: " << ErrMsg << "\n";
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OutputAsmFile = uniqueFile;
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std::vector<const char *> LLCArgs;
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LLCArgs.push_back(LLCPath.c_str());
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// Add any extra LLC args.
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for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
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LLCArgs.push_back(ToolArgs[i].c_str());
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LLCArgs.push_back("-o");
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LLCArgs.push_back(OutputAsmFile.c_str()); // Output to the Asm file
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LLCArgs.push_back(Bitcode.c_str()); // This is the input bitcode
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if (UseIntegratedAssembler)
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LLCArgs.push_back("-filetype=obj");
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LLCArgs.push_back (0);
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outs() << (UseIntegratedAssembler ? "<llc-ia>" : "<llc>");
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DEBUG(errs() << "\nAbout to run:\t";
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for (unsigned i = 0, e = LLCArgs.size()-1; i != e; ++i)
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errs() << " " << LLCArgs[i];
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if (RunProgramWithTimeout(sys::Path(LLCPath), &LLCArgs[0],
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sys::Path(), sys::Path(), sys::Path(),
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Timeout, MemoryLimit))
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Error = ProcessFailure(sys::Path(LLCPath), &LLCArgs[0],
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Timeout, MemoryLimit);
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return UseIntegratedAssembler ? GCC::ObjectFile : GCC::AsmFile;
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void LLC::compileProgram(const std::string &Bitcode, std::string *Error,
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unsigned Timeout, unsigned MemoryLimit) {
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sys::Path OutputAsmFile;
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OutputCode(Bitcode, OutputAsmFile, *Error, Timeout, MemoryLimit);
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OutputAsmFile.eraseFromDisk();
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int LLC::ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &ArgsForGCC,
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const std::vector<std::string> &SharedLibs,
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unsigned MemoryLimit) {
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sys::Path OutputAsmFile;
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GCC::FileType FileKind = OutputCode(Bitcode, OutputAsmFile, *Error, Timeout,
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FileRemover OutFileRemover(OutputAsmFile.str(), !SaveTemps);
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std::vector<std::string> GCCArgs(ArgsForGCC);
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GCCArgs.insert(GCCArgs.end(), SharedLibs.begin(), SharedLibs.end());
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// Assuming LLC worked, compile the result with GCC and run it.
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return gcc->ExecuteProgram(OutputAsmFile.str(), Args, FileKind,
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InputFile, OutputFile, Error, GCCArgs,
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Timeout, MemoryLimit);
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/// createLLC - Try to find the LLC executable
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LLC *AbstractInterpreter::createLLC(const char *Argv0,
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std::string &Message,
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const std::string &GCCBinary,
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const std::vector<std::string> *Args,
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const std::vector<std::string> *GCCArgs,
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bool UseIntegratedAssembler) {
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std::string LLCPath =
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PrependMainExecutablePath("llc", Argv0, (void *)(intptr_t)&createLLC).str();
529
if (LLCPath.empty()) {
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Message = "Cannot find `llc' in executable directory!\n";
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Message = "Found llc: " + LLCPath + "\n";
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GCC *gcc = GCC::create(Message, GCCBinary, GCCArgs);
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errs() << Message << "\n";
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return new LLC(LLCPath, gcc, Args, UseIntegratedAssembler);
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//===---------------------------------------------------------------------===//
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// JIT Implementation of AbstractIntepreter interface
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class JIT : public AbstractInterpreter {
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std::string LLIPath; // The path to the LLI executable
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std::vector<std::string> ToolArgs; // Args to pass to LLI
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JIT(const std::string &Path, const std::vector<std::string> *Args)
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if (Args) { ToolArgs = *Args; }
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virtual int ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs =
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std::vector<std::string>(),
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const std::vector<std::string> &SharedLibs =
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std::vector<std::string>(),
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unsigned Timeout = 0,
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unsigned MemoryLimit = 0);
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int JIT::ExecuteProgram(const std::string &Bitcode,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &GCCArgs,
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const std::vector<std::string> &SharedLibs,
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unsigned MemoryLimit) {
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// Construct a vector of parameters, incorporating those from the command-line
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std::vector<const char*> JITArgs;
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JITArgs.push_back(LLIPath.c_str());
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JITArgs.push_back("-force-interpreter=false");
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// Add any extra LLI args.
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for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
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JITArgs.push_back(ToolArgs[i].c_str());
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for (unsigned i = 0, e = SharedLibs.size(); i != e; ++i) {
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JITArgs.push_back("-load");
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JITArgs.push_back(SharedLibs[i].c_str());
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JITArgs.push_back(Bitcode.c_str());
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// Add optional parameters to the running program from Argv
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for (unsigned i=0, e = Args.size(); i != e; ++i)
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JITArgs.push_back(Args[i].c_str());
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JITArgs.push_back(0);
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outs() << "<jit>"; outs().flush();
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DEBUG(errs() << "\nAbout to run:\t";
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for (unsigned i=0, e = JITArgs.size()-1; i != e; ++i)
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errs() << " " << JITArgs[i];
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DEBUG(errs() << "\nSending output to " << OutputFile << "\n");
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return RunProgramWithTimeout(sys::Path(LLIPath), &JITArgs[0],
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sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
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Timeout, MemoryLimit, Error);
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/// createJIT - Try to find the LLI executable
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AbstractInterpreter *AbstractInterpreter::createJIT(const char *Argv0,
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std::string &Message, const std::vector<std::string> *Args) {
615
std::string LLIPath =
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PrependMainExecutablePath("lli", Argv0, (void *)(intptr_t)&createJIT).str();
617
if (!LLIPath.empty()) {
618
Message = "Found lli: " + LLIPath + "\n";
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return new JIT(LLIPath, Args);
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Message = "Cannot find `lli' in executable directory!\n";
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//===---------------------------------------------------------------------===//
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static bool IsARMArchitecture(std::vector<const char*> Args) {
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for (std::vector<const char*>::const_iterator
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I = Args.begin(), E = Args.end(); I != E; ++I) {
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if (StringRef(*I).equals_lower("-arch")) {
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if (I != E && StringRef(*I).substr(0, strlen("arm")).equals_lower("arm"))
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int GCC::ExecuteProgram(const std::string &ProgramFile,
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const std::vector<std::string> &Args,
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const std::string &InputFile,
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const std::string &OutputFile,
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const std::vector<std::string> &ArgsForGCC,
651
unsigned MemoryLimit) {
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std::vector<const char*> GCCArgs;
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GCCArgs.push_back(GCCPath.c_str());
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if (TargetTriple.getArch() == Triple::x86)
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GCCArgs.push_back("-m32");
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for (std::vector<std::string>::const_iterator
660
I = gccArgs.begin(), E = gccArgs.end(); I != E; ++I)
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GCCArgs.push_back(I->c_str());
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// Specify -x explicitly in case the extension is wonky
664
if (fileType != ObjectFile) {
665
GCCArgs.push_back("-x");
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if (fileType == CFile) {
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GCCArgs.push_back("c");
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GCCArgs.push_back("-fno-strict-aliasing");
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GCCArgs.push_back("assembler");
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// For ARM architectures we don't want this flag. bugpoint isn't
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// explicitly told what architecture it is working on, so we get
675
if (TargetTriple.isOSDarwin() && !IsARMArchitecture(GCCArgs))
676
GCCArgs.push_back("-force_cpusubtype_ALL");
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GCCArgs.push_back(ProgramFile.c_str()); // Specify the input filename.
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GCCArgs.push_back("-x");
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GCCArgs.push_back("none");
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GCCArgs.push_back("-o");
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sys::Path OutputBinary (ProgramFile+".gcc.exe");
687
if (OutputBinary.makeUnique(true, &ErrMsg)) {
688
errs() << "Error making unique filename: " << ErrMsg << "\n";
691
GCCArgs.push_back(OutputBinary.c_str()); // Output to the right file...
693
// Add any arguments intended for GCC. We locate them here because this is
694
// most likely -L and -l options that need to come before other libraries but
695
// after the source. Other options won't be sensitive to placement on the
696
// command line, so this should be safe.
697
for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i)
698
GCCArgs.push_back(ArgsForGCC[i].c_str());
700
GCCArgs.push_back("-lm"); // Hard-code the math library...
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GCCArgs.push_back("-O2"); // Optimize the program a bit...
702
#if defined (HAVE_LINK_R)
703
GCCArgs.push_back("-Wl,-R."); // Search this dir for .so files
705
if (TargetTriple.getArch() == Triple::sparc)
706
GCCArgs.push_back("-mcpu=v9");
707
GCCArgs.push_back(0); // NULL terminator
709
outs() << "<gcc>"; outs().flush();
710
DEBUG(errs() << "\nAbout to run:\t";
711
for (unsigned i = 0, e = GCCArgs.size()-1; i != e; ++i)
712
errs() << " " << GCCArgs[i];
715
if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(),
717
*Error = ProcessFailure(GCCPath, &GCCArgs[0]);
721
std::vector<const char*> ProgramArgs;
723
// Declared here so that the destructor only runs after
724
// ProgramArgs is used.
727
if (RemoteClientPath.isEmpty())
728
ProgramArgs.push_back(OutputBinary.c_str());
730
ProgramArgs.push_back(RemoteClientPath.c_str());
731
ProgramArgs.push_back(RemoteHost.c_str());
732
if (!RemoteUser.empty()) {
733
ProgramArgs.push_back("-l");
734
ProgramArgs.push_back(RemoteUser.c_str());
736
if (!RemotePort.empty()) {
737
ProgramArgs.push_back("-p");
738
ProgramArgs.push_back(RemotePort.c_str());
740
if (!RemoteExtra.empty()) {
741
ProgramArgs.push_back(RemoteExtra.c_str());
744
// Full path to the binary. We need to cd to the exec directory because
745
// there is a dylib there that the exec expects to find in the CWD
746
char* env_pwd = getenv("PWD");
750
Exec += OutputBinary.c_str();
751
ProgramArgs.push_back(Exec.c_str());
754
// Add optional parameters to the running program from Argv
755
for (unsigned i = 0, e = Args.size(); i != e; ++i)
756
ProgramArgs.push_back(Args[i].c_str());
757
ProgramArgs.push_back(0); // NULL terminator
759
// Now that we have a binary, run it!
760
outs() << "<program>"; outs().flush();
761
DEBUG(errs() << "\nAbout to run:\t";
762
for (unsigned i = 0, e = ProgramArgs.size()-1; i != e; ++i)
763
errs() << " " << ProgramArgs[i];
767
FileRemover OutputBinaryRemover(OutputBinary.str(), !SaveTemps);
769
if (RemoteClientPath.isEmpty()) {
770
DEBUG(errs() << "<run locally>");
771
int ExitCode = RunProgramWithTimeout(OutputBinary, &ProgramArgs[0],
772
sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
773
Timeout, MemoryLimit, Error);
774
// Treat a signal (usually SIGSEGV) or timeout as part of the program output
775
// so that crash-causing miscompilation is handled seamlessly.
777
std::ofstream outFile(OutputFile.c_str(), std::ios_base::app);
778
outFile << *Error << '\n';
784
outs() << "<run remotely>"; outs().flush();
785
return RunProgramRemotelyWithTimeout(sys::Path(RemoteClientPath),
786
&ProgramArgs[0], sys::Path(InputFile), sys::Path(OutputFile),
787
sys::Path(OutputFile), Timeout, MemoryLimit);
791
int GCC::MakeSharedObject(const std::string &InputFile, FileType fileType,
792
std::string &OutputFile,
793
const std::vector<std::string> &ArgsForGCC,
794
std::string &Error) {
795
sys::Path uniqueFilename(InputFile+LTDL_SHLIB_EXT);
797
if (uniqueFilename.makeUnique(true, &ErrMsg)) {
798
errs() << "Error making unique filename: " << ErrMsg << "\n";
801
OutputFile = uniqueFilename.str();
803
std::vector<const char*> GCCArgs;
805
GCCArgs.push_back(GCCPath.c_str());
807
if (TargetTriple.getArch() == Triple::x86)
808
GCCArgs.push_back("-m32");
810
for (std::vector<std::string>::const_iterator
811
I = gccArgs.begin(), E = gccArgs.end(); I != E; ++I)
812
GCCArgs.push_back(I->c_str());
814
// Compile the C/asm file into a shared object
815
if (fileType != ObjectFile) {
816
GCCArgs.push_back("-x");
817
GCCArgs.push_back(fileType == AsmFile ? "assembler" : "c");
819
GCCArgs.push_back("-fno-strict-aliasing");
820
GCCArgs.push_back(InputFile.c_str()); // Specify the input filename.
821
GCCArgs.push_back("-x");
822
GCCArgs.push_back("none");
823
if (TargetTriple.getArch() == Triple::sparc)
824
GCCArgs.push_back("-G"); // Compile a shared library, `-G' for Sparc
825
else if (TargetTriple.isOSDarwin()) {
826
// link all source files into a single module in data segment, rather than
827
// generating blocks. dynamic_lookup requires that you set
828
// MACOSX_DEPLOYMENT_TARGET=10.3 in your env. FIXME: it would be better for
829
// bugpoint to just pass that in the environment of GCC.
830
GCCArgs.push_back("-single_module");
831
GCCArgs.push_back("-dynamiclib"); // `-dynamiclib' for MacOS X/PowerPC
832
GCCArgs.push_back("-undefined");
833
GCCArgs.push_back("dynamic_lookup");
835
GCCArgs.push_back("-shared"); // `-shared' for Linux/X86, maybe others
837
if (TargetTriple.getArch() == Triple::x86_64)
838
GCCArgs.push_back("-fPIC"); // Requires shared objs to contain PIC
840
if (TargetTriple.getArch() == Triple::sparc)
841
GCCArgs.push_back("-mcpu=v9");
843
GCCArgs.push_back("-o");
844
GCCArgs.push_back(OutputFile.c_str()); // Output to the right filename.
845
GCCArgs.push_back("-O2"); // Optimize the program a bit.
849
// Add any arguments intended for GCC. We locate them here because this is
850
// most likely -L and -l options that need to come before other libraries but
851
// after the source. Other options won't be sensitive to placement on the
852
// command line, so this should be safe.
853
for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i)
854
GCCArgs.push_back(ArgsForGCC[i].c_str());
855
GCCArgs.push_back(0); // NULL terminator
859
outs() << "<gcc>"; outs().flush();
860
DEBUG(errs() << "\nAbout to run:\t";
861
for (unsigned i = 0, e = GCCArgs.size()-1; i != e; ++i)
862
errs() << " " << GCCArgs[i];
865
if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(),
867
Error = ProcessFailure(GCCPath, &GCCArgs[0]);
873
/// create - Try to find the `gcc' executable
875
GCC *GCC::create(std::string &Message,
876
const std::string &GCCBinary,
877
const std::vector<std::string> *Args) {
878
sys::Path GCCPath = sys::Program::FindProgramByName(GCCBinary);
879
if (GCCPath.isEmpty()) {
880
Message = "Cannot find `"+ GCCBinary +"' in PATH!\n";
884
sys::Path RemoteClientPath;
885
if (!RemoteClient.empty())
886
RemoteClientPath = sys::Program::FindProgramByName(RemoteClient);
888
Message = "Found gcc: " + GCCPath.str() + "\n";
889
return new GCC(GCCPath, RemoteClientPath, Args);