-#include "llvm/Support/ToolRunner.h"
-#include "Support/Debug.h"
-#include "Support/FileUtilities.h"
-
-//===---------------------------------------------------------------------===//
-// LLI Implementation of AbstractIntepreter interface
+//===-- ToolRunner.cpp ----------------------------------------------------===//
//
-class LLI : public AbstractInterpreter {
- std::string LLIPath; // The path to the LLI executable
-public:
- LLI(const std::string &Path) : LLIPath(Path) { }
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the interfaces described in the ToolRunner.h file.
+//
+//===----------------------------------------------------------------------===//
+#define DEBUG_TYPE "toolrunner"
+#include "ToolRunner.h"
+#include "llvm/System/Program.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Debug.h"
+#include "llvm/Support/FileUtilities.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/Config/config.h" // for HAVE_LINK_R
+#include <fstream>
+#include <sstream>
+using namespace llvm;
+
+namespace llvm {
+ cl::opt<bool>
+ SaveTemps("save-temps", cl::init(false), cl::desc("Save temporary files"));
+}
- virtual int ExecuteProgram(const std::string &Bytecode,
- const cl::list<std::string> &Args,
- const std::string &InputFile,
- const std::string &OutputFile,
- const std::string &SharedLib = "");
-};
+namespace {
+ cl::opt<std::string>
+ RemoteClient("remote-client",
+ cl::desc("Remote execution client (rsh/ssh)"));
-int LLI::ExecuteProgram(const std::string &Bytecode,
- const cl::list<std::string> &Args,
- const std::string &InputFile,
- const std::string &OutputFile,
- const std::string &SharedLib) {
- if (!SharedLib.empty()) {
- std::cerr << "LLI currently does not support loading shared libraries.\n"
- << "Exiting.\n";
+ cl::opt<std::string>
+ RemoteHost("remote-host",
+ cl::desc("Remote execution (rsh/ssh) host"));
+
+ cl::opt<std::string>
+ RemotePort("remote-port",
+ cl::desc("Remote execution (rsh/ssh) port"));
+
+ cl::opt<std::string>
+ RemoteUser("remote-user",
+ cl::desc("Remote execution (rsh/ssh) user id"));
+
+ cl::opt<std::string>
+ RemoteExtra("remote-extra-options",
+ cl::desc("Remote execution (rsh/ssh) extra options"));
+}
+
+/// RunProgramWithTimeout - This function provides an alternate interface
+/// to the sys::Program::ExecuteAndWait interface.
+/// @see sys::Program::ExecuteAndWait
+static int RunProgramWithTimeout(const sys::Path &ProgramPath,
+ const char **Args,
+ const sys::Path &StdInFile,
+ const sys::Path &StdOutFile,
+ const sys::Path &StdErrFile,
+ unsigned NumSeconds = 0,
+ unsigned MemoryLimit = 0) {
+ const sys::Path* redirects[3];
+ redirects[0] = &StdInFile;
+ redirects[1] = &StdOutFile;
+ redirects[2] = &StdErrFile;
+
+#if 0 // For debug purposes
+ {
+ errs() << "RUN:";
+ for (unsigned i = 0; Args[i]; ++i)
+ errs() << " " << Args[i];
+ errs() << "\n";
+ }
+#endif
+
+ return
+ sys::Program::ExecuteAndWait(ProgramPath, Args, 0, redirects,
+ NumSeconds, MemoryLimit);
+}
+
+/// RunProgramRemotelyWithTimeout - This function runs the given program
+/// remotely using the given remote client and the sys::Program::ExecuteAndWait.
+/// Returns the remote program exit code or reports a remote client error if it
+/// fails. Remote client is required to return 255 if it failed or program exit
+/// code otherwise.
+/// @see sys::Program::ExecuteAndWait
+static int RunProgramRemotelyWithTimeout(const sys::Path &RemoteClientPath,
+ const char **Args,
+ const sys::Path &StdInFile,
+ const sys::Path &StdOutFile,
+ const sys::Path &StdErrFile,
+ unsigned NumSeconds = 0,
+ unsigned MemoryLimit = 0) {
+ const sys::Path* redirects[3];
+ redirects[0] = &StdInFile;
+ redirects[1] = &StdOutFile;
+ redirects[2] = &StdErrFile;
+
+#if 0 // For debug purposes
+ {
+ errs() << "RUN:";
+ for (unsigned i = 0; Args[i]; ++i)
+ errs() << " " << Args[i];
+ errs() << "\n";
+ }
+#endif
+
+ // Run the program remotely with the remote client
+ int ReturnCode = sys::Program::ExecuteAndWait(RemoteClientPath, Args,
+ 0, redirects, NumSeconds, MemoryLimit);
+
+ // Has the remote client fail?
+ if (255 == ReturnCode) {
+ std::ostringstream OS;
+ OS << "\nError running remote client:\n ";
+ for (const char **Arg = Args; *Arg; ++Arg)
+ OS << " " << *Arg;
+ OS << "\n";
+
+ // The error message is in the output file, let's print it out from there.
+ std::ifstream ErrorFile(StdOutFile.c_str());
+ if (ErrorFile) {
+ std::copy(std::istreambuf_iterator<char>(ErrorFile),
+ std::istreambuf_iterator<char>(),
+ std::ostreambuf_iterator<char>(OS));
+ ErrorFile.close();
+ }
+
+ errs() << OS;
+ }
+
+ return ReturnCode;
+}
+
+static std::string ProcessFailure(sys::Path ProgPath, const char** Args) {
+ std::ostringstream OS;
+ OS << "\nError running tool:\n ";
+ for (const char **Arg = Args; *Arg; ++Arg)
+ OS << " " << *Arg;
+ OS << "\n";
+
+ // Rerun the compiler, capturing any error messages to print them.
+ sys::Path ErrorFilename("bugpoint.program_error_messages");
+ std::string ErrMsg;
+ if (ErrorFilename.makeUnique(true, &ErrMsg)) {
+ errs() << "Error making unique filename: " << ErrMsg << "\n";
exit(1);
}
+ RunProgramWithTimeout(ProgPath, Args, sys::Path(""), ErrorFilename,
+ ErrorFilename); // FIXME: check return code ?
+
+ // Print out the error messages generated by GCC if possible...
+ std::ifstream ErrorFile(ErrorFilename.c_str());
+ if (ErrorFile) {
+ std::copy(std::istreambuf_iterator<char>(ErrorFile),
+ std::istreambuf_iterator<char>(),
+ std::ostreambuf_iterator<char>(OS));
+ ErrorFile.close();
+ }
+
+ ErrorFilename.eraseFromDisk();
+ return OS.str();
+}
+
+//===---------------------------------------------------------------------===//
+// LLI Implementation of AbstractIntepreter interface
+//
+namespace {
+ class LLI : public AbstractInterpreter {
+ std::string LLIPath; // The path to the LLI executable
+ std::vector<std::string> ToolArgs; // Args to pass to LLI
+ public:
+ LLI(const std::string &Path, const std::vector<std::string> *Args)
+ : LLIPath(Path) {
+ ToolArgs.clear ();
+ if (Args) { ToolArgs = *Args; }
+ }
+
+ virtual int ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
+ const std::string &InputFile,
+ const std::string &OutputFile,
+ std::string *Error,
+ const std::vector<std::string> &GCCArgs,
+ const std::vector<std::string> &SharedLibs =
+ std::vector<std::string>(),
+ unsigned Timeout = 0,
+ unsigned MemoryLimit = 0);
+ };
+}
+int LLI::ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
+ const std::string &InputFile,
+ const std::string &OutputFile,
+ std::string *Error,
+ const std::vector<std::string> &GCCArgs,
+ const std::vector<std::string> &SharedLibs,
+ unsigned Timeout,
+ unsigned MemoryLimit) {
std::vector<const char*> LLIArgs;
LLIArgs.push_back(LLIPath.c_str());
- LLIArgs.push_back("-quiet");
LLIArgs.push_back("-force-interpreter=true");
- LLIArgs.push_back(Bytecode.c_str());
+
+ for (std::vector<std::string>::const_iterator i = SharedLibs.begin(), e = SharedLibs.end(); i != e; ++i) {
+ LLIArgs.push_back("-load");
+ LLIArgs.push_back((*i).c_str());
+ }
+
+ // Add any extra LLI args.
+ for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
+ LLIArgs.push_back(ToolArgs[i].c_str());
+
+ LLIArgs.push_back(Bitcode.c_str());
// Add optional parameters to the running program from Argv
for (unsigned i=0, e = Args.size(); i != e; ++i)
LLIArgs.push_back(Args[i].c_str());
LLIArgs.push_back(0);
- std::cout << "<lli>" << std::flush;
- DEBUG(std::cerr << "\nAbout to run:\n\t";
- for (unsigned i=0, e = LLIArgs.size(); i != e; ++i)
- std::cerr << " " << LLIArgs[i];
- std::cerr << "\n";
+ outs() << "<lli>"; outs().flush();
+ DEBUG(errs() << "\nAbout to run:\t";
+ for (unsigned i=0, e = LLIArgs.size()-1; i != e; ++i)
+ errs() << " " << LLIArgs[i];
+ errs() << "\n";
);
- return RunProgramWithTimeout(LLIPath, &LLIArgs[0],
- InputFile, OutputFile, OutputFile);
+ return RunProgramWithTimeout(sys::Path(LLIPath), &LLIArgs[0],
+ sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
+ Timeout, MemoryLimit);
}
// LLI create method - Try to find the LLI executable
-AbstractInterpreter *createLLItool(const std::string &ProgramPath,
- std::string &Message) {
- std::string LLIPath = FindExecutable("lli", ProgramPath);
+AbstractInterpreter *AbstractInterpreter::createLLI(const char *Argv0,
+ std::string &Message,
+ const std::vector<std::string> *ToolArgs) {
+ std::string LLIPath =
+ FindExecutable("lli", Argv0, (void *)(intptr_t)&createLLI).str();
if (!LLIPath.empty()) {
Message = "Found lli: " + LLIPath + "\n";
- return new LLI(LLIPath);
+ return new LLI(LLIPath, ToolArgs);
}
Message = "Cannot find `lli' in executable directory or PATH!\n";
return 0;
}
-//===----------------------------------------------------------------------===//
-// LLC Implementation of AbstractIntepreter interface
+//===---------------------------------------------------------------------===//
+// Custom execution command implementation of AbstractIntepreter interface
//
-int LLC::OutputAsm(const std::string &Bytecode,
- std::string &OutputAsmFile) {
- OutputAsmFile = getUniqueFilename(Bytecode+".llc.s");
- const char *LLCArgs[] = {
- LLCPath.c_str(),
- "-o", OutputAsmFile.c_str(), // Output to the Asm file
- "-f", // Overwrite as necessary...
- Bytecode.c_str(), // This is the input bytecode
- 0
+// Allows using a custom command for executing the bitcode, thus allows,
+// for example, to invoke a cross compiler for code generation followed by
+// a simulator that executes the generated binary.
+namespace {
+ class CustomExecutor : public AbstractInterpreter {
+ std::string ExecutionCommand;
+ std::vector<std::string> ExecutorArgs;
+ public:
+ CustomExecutor(
+ const std::string &ExecutionCmd, std::vector<std::string> ExecArgs) :
+ ExecutionCommand(ExecutionCmd), ExecutorArgs(ExecArgs) {}
+
+ virtual int ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
+ const std::string &InputFile,
+ const std::string &OutputFile,
+ std::string *Error,
+ const std::vector<std::string> &GCCArgs,
+ const std::vector<std::string> &SharedLibs =
+ std::vector<std::string>(),
+ unsigned Timeout = 0,
+ unsigned MemoryLimit = 0);
};
+}
- std::cout << "<llc>" << std::flush;
- if (RunProgramWithTimeout(LLCPath, LLCArgs, "/dev/null", "/dev/null",
- "/dev/null")) {
- // If LLC failed on the bytecode, print error...
- std::cerr << "Error: `llc' failed!\n";
- removeFile(OutputAsmFile);
- return 1;
+int CustomExecutor::ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
+ const std::string &InputFile,
+ const std::string &OutputFile,
+ std::string *Error,
+ const std::vector<std::string> &GCCArgs,
+ const std::vector<std::string> &SharedLibs,
+ unsigned Timeout,
+ unsigned MemoryLimit) {
+
+ std::vector<const char*> ProgramArgs;
+ ProgramArgs.push_back(ExecutionCommand.c_str());
+
+ for (std::size_t i = 0; i < ExecutorArgs.size(); ++i)
+ ProgramArgs.push_back(ExecutorArgs.at(i).c_str());
+ ProgramArgs.push_back(Bitcode.c_str());
+ ProgramArgs.push_back(0);
+
+ // Add optional parameters to the running program from Argv
+ for (unsigned i = 0, e = Args.size(); i != e; ++i)
+ ProgramArgs.push_back(Args[i].c_str());
+
+ return RunProgramWithTimeout(
+ sys::Path(ExecutionCommand),
+ &ProgramArgs[0], sys::Path(InputFile), sys::Path(OutputFile),
+ sys::Path(OutputFile), Timeout, MemoryLimit);
+}
+
+// Custom execution environment create method, takes the execution command
+// as arguments
+AbstractInterpreter *AbstractInterpreter::createCustom(
+ std::string &Message,
+ const std::string &ExecCommandLine) {
+
+ std::string Command = "";
+ std::vector<std::string> Args;
+ std::string delimiters = " ";
+
+ // Tokenize the ExecCommandLine to the command and the args to allow
+ // defining a full command line as the command instead of just the
+ // executed program. We cannot just pass the whole string after the command
+ // as a single argument because then program sees only a single
+ // command line argument (with spaces in it: "foo bar" instead
+ // of "foo" and "bar").
+
+ // code borrowed from:
+ // http://oopweb.com/CPP/Documents/CPPHOWTO/Volume/C++Programming-HOWTO-7.html
+ std::string::size_type lastPos =
+ ExecCommandLine.find_first_not_of(delimiters, 0);
+ std::string::size_type pos =
+ ExecCommandLine.find_first_of(delimiters, lastPos);
+
+ while (std::string::npos != pos || std::string::npos != lastPos) {
+ std::string token = ExecCommandLine.substr(lastPos, pos - lastPos);
+ if (Command == "")
+ Command = token;
+ else
+ Args.push_back(token);
+ // Skip delimiters. Note the "not_of"
+ lastPos = ExecCommandLine.find_first_not_of(delimiters, pos);
+ // Find next "non-delimiter"
+ pos = ExecCommandLine.find_first_of(delimiters, lastPos);
}
- return 0;
+ std::string CmdPath = sys::Program::FindProgramByName(Command).str();
+ if (CmdPath.empty()) {
+ Message =
+ std::string("Cannot find '") + Command +
+ "' in executable directory or PATH!\n";
+ return 0;
+ }
+
+ Message = "Found command in: " + CmdPath + "\n";
+
+ return new CustomExecutor(CmdPath, Args);
}
-int LLC::ExecuteProgram(const std::string &Bytecode,
- const cl::list<std::string> &Args,
+//===----------------------------------------------------------------------===//
+// LLC Implementation of AbstractIntepreter interface
+//
+GCC::FileType LLC::OutputCode(const std::string &Bitcode,
+ sys::Path &OutputAsmFile, std::string &Error) {
+ const char *Suffix = (UseIntegratedAssembler ? ".llc.o" : ".llc.s");
+ sys::Path uniqueFile(Bitcode + Suffix);
+ std::string ErrMsg;
+ if (uniqueFile.makeUnique(true, &ErrMsg)) {
+ errs() << "Error making unique filename: " << ErrMsg << "\n";
+ exit(1);
+ }
+ OutputAsmFile = uniqueFile;
+ std::vector<const char *> LLCArgs;
+ LLCArgs.push_back(LLCPath.c_str());
+
+ // Add any extra LLC args.
+ for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
+ LLCArgs.push_back(ToolArgs[i].c_str());
+
+ LLCArgs.push_back("-o");
+ LLCArgs.push_back(OutputAsmFile.c_str()); // Output to the Asm file
+ LLCArgs.push_back(Bitcode.c_str()); // This is the input bitcode
+
+ if (UseIntegratedAssembler)
+ LLCArgs.push_back("-filetype=obj");
+
+ LLCArgs.push_back (0);
+
+ outs() << (UseIntegratedAssembler ? "<llc-ia>" : "<llc>");
+ outs().flush();
+ DEBUG(errs() << "\nAbout to run:\t";
+ for (unsigned i = 0, e = LLCArgs.size()-1; i != e; ++i)
+ errs() << " " << LLCArgs[i];
+ errs() << "\n";
+ );
+ if (RunProgramWithTimeout(sys::Path(LLCPath), &LLCArgs[0],
+ sys::Path(), sys::Path(), sys::Path()))
+ Error = ProcessFailure(sys::Path(LLCPath), &LLCArgs[0]);
+ return UseIntegratedAssembler ? GCC::ObjectFile : GCC::AsmFile;
+}
+
+void LLC::compileProgram(const std::string &Bitcode, std::string *Error) {
+ sys::Path OutputAsmFile;
+ OutputCode(Bitcode, OutputAsmFile, *Error);
+ OutputAsmFile.eraseFromDisk();
+}
+
+int LLC::ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
const std::string &InputFile,
const std::string &OutputFile,
- const std::string &SharedLib) {
+ std::string *Error,
+ const std::vector<std::string> &ArgsForGCC,
+ const std::vector<std::string> &SharedLibs,
+ unsigned Timeout,
+ unsigned MemoryLimit) {
- std::string OutputAsmFile;
- if (OutputAsm(Bytecode, OutputAsmFile)) {
- std::cerr << "Could not generate asm code with `llc', exiting.\n";
- exit(1);
- }
+ sys::Path OutputAsmFile;
+ GCC::FileType FileKind = OutputCode(Bitcode, OutputAsmFile, *Error);
+ FileRemover OutFileRemover(OutputAsmFile, !SaveTemps);
+
+ std::vector<std::string> GCCArgs(ArgsForGCC);
+ GCCArgs.insert(GCCArgs.end(), SharedLibs.begin(), SharedLibs.end());
+ GCCArgs.insert(GCCArgs.end(), gccArgs.begin(), gccArgs.end());
// Assuming LLC worked, compile the result with GCC and run it.
- int Result = gcc->ExecuteProgram(OutputAsmFile, Args, AsmFile,
- InputFile, OutputFile, SharedLib);
- removeFile(OutputAsmFile);
- return Result;
+ return gcc->ExecuteProgram(OutputAsmFile.str(), Args, FileKind,
+ InputFile, OutputFile, Error, GCCArgs,
+ Timeout, MemoryLimit);
}
-/// createLLCtool - Try to find the LLC executable
+/// createLLC - Try to find the LLC executable
///
-LLC *createLLCtool(const std::string &ProgramPath, std::string &Message)
-{
- std::string LLCPath = FindExecutable("llc", ProgramPath);
+LLC *AbstractInterpreter::createLLC(const char *Argv0,
+ std::string &Message,
+ const std::vector<std::string> *Args,
+ const std::vector<std::string> *GCCArgs,
+ bool UseIntegratedAssembler) {
+ std::string LLCPath =
+ FindExecutable("llc", Argv0, (void *)(intptr_t)&createLLC).str();
if (LLCPath.empty()) {
Message = "Cannot find `llc' in executable directory or PATH!\n";
return 0;
}
Message = "Found llc: " + LLCPath + "\n";
- GCC *gcc = createGCCtool(ProgramPath, Message);
+ GCC *gcc = GCC::create(Message, GCCArgs);
if (!gcc) {
- std::cerr << Message << "\n";
+ errs() << Message << "\n";
exit(1);
}
- return new LLC(LLCPath, gcc);
+ return new LLC(LLCPath, gcc, Args, GCCArgs, UseIntegratedAssembler);
}
//===---------------------------------------------------------------------===//
// JIT Implementation of AbstractIntepreter interface
//
-class JIT : public AbstractInterpreter {
- std::string LLIPath; // The path to the LLI executable
-public:
- JIT(const std::string &Path) : LLIPath(Path) { }
-
-
- virtual int ExecuteProgram(const std::string &Bytecode,
- const cl::list<std::string> &Args,
- const std::string &InputFile,
- const std::string &OutputFile,
- const std::string &SharedLib = "");
-};
+namespace {
+ class JIT : public AbstractInterpreter {
+ std::string LLIPath; // The path to the LLI executable
+ std::vector<std::string> ToolArgs; // Args to pass to LLI
+ public:
+ JIT(const std::string &Path, const std::vector<std::string> *Args)
+ : LLIPath(Path) {
+ ToolArgs.clear ();
+ if (Args) { ToolArgs = *Args; }
+ }
+
+ virtual int ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
+ const std::string &InputFile,
+ const std::string &OutputFile,
+ std::string *Error,
+ const std::vector<std::string> &GCCArgs =
+ std::vector<std::string>(),
+ const std::vector<std::string> &SharedLibs =
+ std::vector<std::string>(),
+ unsigned Timeout = 0,
+ unsigned MemoryLimit = 0);
+ };
+}
-int JIT::ExecuteProgram(const std::string &Bytecode,
- const cl::list<std::string> &Args,
+int JIT::ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
const std::string &InputFile,
const std::string &OutputFile,
- const std::string &SharedLib) {
+ std::string *Error,
+ const std::vector<std::string> &GCCArgs,
+ const std::vector<std::string> &SharedLibs,
+ unsigned Timeout,
+ unsigned MemoryLimit) {
// Construct a vector of parameters, incorporating those from the command-line
std::vector<const char*> JITArgs;
JITArgs.push_back(LLIPath.c_str());
- JITArgs.push_back("-quiet");
JITArgs.push_back("-force-interpreter=false");
- if (!SharedLib.empty()) {
+
+ // Add any extra LLI args.
+ for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
+ JITArgs.push_back(ToolArgs[i].c_str());
+
+ for (unsigned i = 0, e = SharedLibs.size(); i != e; ++i) {
JITArgs.push_back("-load");
- JITArgs.push_back(SharedLib.c_str());
+ JITArgs.push_back(SharedLibs[i].c_str());
}
- JITArgs.push_back(Bytecode.c_str());
+ JITArgs.push_back(Bitcode.c_str());
// Add optional parameters to the running program from Argv
for (unsigned i=0, e = Args.size(); i != e; ++i)
JITArgs.push_back(Args[i].c_str());
JITArgs.push_back(0);
- std::cout << "<jit>" << std::flush;
- DEBUG(std::cerr << "\nAbout to run:\n\t";
- for (unsigned i=0, e = JITArgs.size(); i != e; ++i)
- std::cerr << " " << JITArgs[i];
- std::cerr << "\n";
+ outs() << "<jit>"; outs().flush();
+ DEBUG(errs() << "\nAbout to run:\t";
+ for (unsigned i=0, e = JITArgs.size()-1; i != e; ++i)
+ errs() << " " << JITArgs[i];
+ errs() << "\n";
);
- DEBUG(std::cerr << "\nSending output to " << OutputFile << "\n");
- return RunProgramWithTimeout(LLIPath, &JITArgs[0],
- InputFile, OutputFile, OutputFile);
+ DEBUG(errs() << "\nSending output to " << OutputFile << "\n");
+ return RunProgramWithTimeout(sys::Path(LLIPath), &JITArgs[0],
+ sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
+ Timeout, MemoryLimit);
}
-/// createJITtool - Try to find the LLI executable
+/// createJIT - Try to find the LLI executable
///
-AbstractInterpreter *createJITtool(const std::string &ProgramPath,
- std::string &Message) {
- std::string LLIPath = FindExecutable("lli", ProgramPath);
+AbstractInterpreter *AbstractInterpreter::createJIT(const char *Argv0,
+ std::string &Message, const std::vector<std::string> *Args) {
+ std::string LLIPath =
+ FindExecutable("lli", Argv0, (void *)(intptr_t)&createJIT).str();
if (!LLIPath.empty()) {
Message = "Found lli: " + LLIPath + "\n";
- return new JIT(LLIPath);
+ return new JIT(LLIPath, Args);
}
Message = "Cannot find `lli' in executable directory or PATH!\n";
return 0;
}
-int CBE::OutputC(const std::string &Bytecode,
- std::string &OutputCFile) {
- OutputCFile = getUniqueFilename(Bytecode+".cbe.c");
- const char *DisArgs[] = {
- DISPath.c_str(),
- "-o", OutputCFile.c_str(), // Output to the C file
- "-c", // Output to C
- "-f", // Overwrite as necessary...
- Bytecode.c_str(), // This is the input bytecode
- 0
- };
-
- std::cout << "<cbe>" << std::flush;
- if (RunProgramWithTimeout(DISPath, DisArgs, "/dev/null", "/dev/null",
- "/dev/null")) {
- // If dis failed on the bytecode, print error...
- std::cerr << "Error: `llvm-dis -c' failed!\n";
- return 1;
+GCC::FileType CBE::OutputCode(const std::string &Bitcode,
+ sys::Path &OutputCFile, std::string &Error) {
+ sys::Path uniqueFile(Bitcode+".cbe.c");
+ std::string ErrMsg;
+ if (uniqueFile.makeUnique(true, &ErrMsg)) {
+ errs() << "Error making unique filename: " << ErrMsg << "\n";
+ exit(1);
}
+ OutputCFile = uniqueFile;
+ std::vector<const char *> LLCArgs;
+ LLCArgs.push_back(LLCPath.c_str());
+
+ // Add any extra LLC args.
+ for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
+ LLCArgs.push_back(ToolArgs[i].c_str());
+
+ LLCArgs.push_back("-o");
+ LLCArgs.push_back(OutputCFile.c_str()); // Output to the C file
+ LLCArgs.push_back("-march=c"); // Output C language
+ LLCArgs.push_back(Bitcode.c_str()); // This is the input bitcode
+ LLCArgs.push_back(0);
+
+ outs() << "<cbe>"; outs().flush();
+ DEBUG(errs() << "\nAbout to run:\t";
+ for (unsigned i = 0, e = LLCArgs.size()-1; i != e; ++i)
+ errs() << " " << LLCArgs[i];
+ errs() << "\n";
+ );
+ if (RunProgramWithTimeout(LLCPath, &LLCArgs[0], sys::Path(), sys::Path(),
+ sys::Path()))
+ Error = ProcessFailure(LLCPath, &LLCArgs[0]);
+ return GCC::CFile;
+}
- return 0;
+void CBE::compileProgram(const std::string &Bitcode, std::string *Error) {
+ sys::Path OutputCFile;
+ OutputCode(Bitcode, OutputCFile, *Error);
+ OutputCFile.eraseFromDisk();
}
-int CBE::ExecuteProgram(const std::string &Bytecode,
- const cl::list<std::string> &Args,
+int CBE::ExecuteProgram(const std::string &Bitcode,
+ const std::vector<std::string> &Args,
const std::string &InputFile,
const std::string &OutputFile,
- const std::string &SharedLib) {
- std::string OutputCFile;
- if (OutputC(Bytecode, OutputCFile)) {
- std::cerr << "Could not generate C code with `llvm-dis', exiting.\n";
- exit(1);
- }
-
- int Result = gcc->ExecuteProgram(OutputCFile, Args, CFile,
- InputFile, OutputFile, SharedLib);
- removeFile(OutputCFile);
-
- return Result;
+ std::string *Error,
+ const std::vector<std::string> &ArgsForGCC,
+ const std::vector<std::string> &SharedLibs,
+ unsigned Timeout,
+ unsigned MemoryLimit) {
+ sys::Path OutputCFile;
+ OutputCode(Bitcode, OutputCFile, *Error);
+
+ FileRemover CFileRemove(OutputCFile, !SaveTemps);
+
+ std::vector<std::string> GCCArgs(ArgsForGCC);
+ GCCArgs.insert(GCCArgs.end(), SharedLibs.begin(), SharedLibs.end());
+
+ return gcc->ExecuteProgram(OutputCFile.str(), Args, GCC::CFile,
+ InputFile, OutputFile, Error, GCCArgs,
+ Timeout, MemoryLimit);
}
-/// createCBEtool - Try to find the 'dis' executable
+/// createCBE - Try to find the 'llc' executable
///
-CBE *createCBEtool(const std::string &ProgramPath, std::string &Message) {
- std::string DISPath = FindExecutable("llvm-dis", ProgramPath);
- if (DISPath.empty()) {
- Message =
- "Cannot find `llvm-dis' in executable directory or PATH!\n";
+CBE *AbstractInterpreter::createCBE(const char *Argv0,
+ std::string &Message,
+ const std::vector<std::string> *Args,
+ const std::vector<std::string> *GCCArgs) {
+ sys::Path LLCPath =
+ FindExecutable("llc", Argv0, (void *)(intptr_t)&createCBE);
+ if (LLCPath.isEmpty()) {
+ Message =
+ "Cannot find `llc' in executable directory or PATH!\n";
return 0;
}
- Message = "Found llvm-dis: " + DISPath + "\n";
- GCC *gcc = createGCCtool(ProgramPath, Message);
+ Message = "Found llc: " + LLCPath.str() + "\n";
+ GCC *gcc = GCC::create(Message, GCCArgs);
if (!gcc) {
- std::cerr << Message << "\n";
+ errs() << Message << "\n";
exit(1);
}
- return new CBE(DISPath, gcc);
+ return new CBE(LLCPath, gcc, Args);
}
//===---------------------------------------------------------------------===//
// GCC abstraction
//
-// This is not a *real* AbstractInterpreter as it does not accept bytecode
-// files, but only input acceptable to GCC, i.e. C, C++, and assembly files
-//
+
+static bool IsARMArchitecture(std::vector<std::string> Args) {
+ for (std::vector<std::string>::const_iterator
+ I = Args.begin(), E = Args.end(); I != E; ++I) {
+ StringRef S(*I);
+ if (!S.equals_lower("-arch")) {
+ ++I;
+ if (I != E && !S.substr(0, strlen("arm")).equals_lower("arm"))
+ return true;
+ }
+ }
+
+ return false;
+}
+
int GCC::ExecuteProgram(const std::string &ProgramFile,
- const cl::list<std::string> &Args,
+ const std::vector<std::string> &Args,
FileType fileType,
const std::string &InputFile,
const std::string &OutputFile,
- const std::string &SharedLib) {
- std::string OutputBinary = getUniqueFilename(ProgramFile+".gcc.exe");
+ std::string *Error,
+ const std::vector<std::string> &ArgsForGCC,
+ unsigned Timeout,
+ unsigned MemoryLimit) {
std::vector<const char*> GCCArgs;
GCCArgs.push_back(GCCPath.c_str());
- if (!SharedLib.empty()) // Specify the shared library to link in...
- GCCArgs.push_back(SharedLib.c_str());
- GCCArgs.push_back("-x");
- if (fileType == CFile) {
- GCCArgs.push_back("c");
- GCCArgs.push_back("-fno-strict-aliasing");
- } else {
- GCCArgs.push_back("assembler");
+
+ if (TargetTriple.getArch() == Triple::x86)
+ GCCArgs.push_back("-m32");
+
+ for (std::vector<std::string>::const_iterator
+ I = gccArgs.begin(), E = gccArgs.end(); I != E; ++I)
+ GCCArgs.push_back(I->c_str());
+
+ // Specify -x explicitly in case the extension is wonky
+ if (fileType != ObjectFile) {
+ GCCArgs.push_back("-x");
+ if (fileType == CFile) {
+ GCCArgs.push_back("c");
+ GCCArgs.push_back("-fno-strict-aliasing");
+ } else {
+ GCCArgs.push_back("assembler");
+
+ // For ARM architectures we don't want this flag. bugpoint isn't
+ // explicitly told what architecture it is working on, so we get
+ // it from gcc flags
+ if ((TargetTriple.getOS() == Triple::Darwin) &&
+ !IsARMArchitecture(ArgsForGCC))
+ GCCArgs.push_back("-force_cpusubtype_ALL");
+ }
}
- GCCArgs.push_back(ProgramFile.c_str()); // Specify the input filename...
+
+ GCCArgs.push_back(ProgramFile.c_str()); // Specify the input filename.
+
+ GCCArgs.push_back("-x");
+ GCCArgs.push_back("none");
GCCArgs.push_back("-o");
+ sys::Path OutputBinary (ProgramFile+".gcc.exe");
+ std::string ErrMsg;
+ if (OutputBinary.makeUnique(true, &ErrMsg)) {
+ errs() << "Error making unique filename: " << ErrMsg << "\n";
+ exit(1);
+ }
GCCArgs.push_back(OutputBinary.c_str()); // Output to the right file...
+
+ // Add any arguments intended for GCC. We locate them here because this is
+ // most likely -L and -l options that need to come before other libraries but
+ // after the source. Other options won't be sensitive to placement on the
+ // command line, so this should be safe.
+ for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i)
+ GCCArgs.push_back(ArgsForGCC[i].c_str());
+
GCCArgs.push_back("-lm"); // Hard-code the math library...
GCCArgs.push_back("-O2"); // Optimize the program a bit...
+#if defined (HAVE_LINK_R)
+ GCCArgs.push_back("-Wl,-R."); // Search this dir for .so files
+#endif
+ if (TargetTriple.getArch() == Triple::sparc)
+ GCCArgs.push_back("-mcpu=v9");
GCCArgs.push_back(0); // NULL terminator
- std::cout << "<gcc>" << std::flush;
- if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], "/dev/null", "/dev/null",
- "/dev/null")) {
- ProcessFailure(&GCCArgs[0]);
- exit(1);
+ outs() << "<gcc>"; outs().flush();
+ DEBUG(errs() << "\nAbout to run:\t";
+ for (unsigned i = 0, e = GCCArgs.size()-1; i != e; ++i)
+ errs() << " " << GCCArgs[i];
+ errs() << "\n";
+ );
+ if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(),
+ sys::Path())) {
+ *Error = ProcessFailure(GCCPath, &GCCArgs[0]);
+ return -1;
}
std::vector<const char*> ProgramArgs;
- ProgramArgs.push_back(OutputBinary.c_str());
+
+ if (RemoteClientPath.isEmpty())
+ ProgramArgs.push_back(OutputBinary.c_str());
+ else {
+ ProgramArgs.push_back(RemoteClientPath.c_str());
+ ProgramArgs.push_back(RemoteHost.c_str());
+ if (!RemoteUser.empty()) {
+ ProgramArgs.push_back("-l");
+ ProgramArgs.push_back(RemoteUser.c_str());
+ }
+ if (!RemotePort.empty()) {
+ ProgramArgs.push_back("-p");
+ ProgramArgs.push_back(RemotePort.c_str());
+ }
+ if (!RemoteExtra.empty()) {
+ ProgramArgs.push_back(RemoteExtra.c_str());
+ }
+
+ // Full path to the binary. We need to cd to the exec directory because
+ // there is a dylib there that the exec expects to find in the CWD
+ char* env_pwd = getenv("PWD");
+ std::string Exec = "cd ";
+ Exec += env_pwd;
+ Exec += "; ./";
+ Exec += OutputBinary.c_str();
+ ProgramArgs.push_back(Exec.c_str());
+ }
+
// Add optional parameters to the running program from Argv
- for (unsigned i=0, e = Args.size(); i != e; ++i)
+ for (unsigned i = 0, e = Args.size(); i != e; ++i)
ProgramArgs.push_back(Args[i].c_str());
ProgramArgs.push_back(0); // NULL terminator
// Now that we have a binary, run it!
- std::cout << "<program>" << std::flush;
- DEBUG(std::cerr << "\nAbout to run:\n\t";
- for (unsigned i=0, e = ProgramArgs.size(); i != e; ++i)
- std::cerr << " " << ProgramArgs[i];
- std::cerr << "\n";
+ outs() << "<program>"; outs().flush();
+ DEBUG(errs() << "\nAbout to run:\t";
+ for (unsigned i = 0, e = ProgramArgs.size()-1; i != e; ++i)
+ errs() << " " << ProgramArgs[i];
+ errs() << "\n";
);
- int ProgramResult = RunProgramWithTimeout(OutputBinary, &ProgramArgs[0],
- InputFile, OutputFile, OutputFile);
- removeFile(OutputBinary);
- return ProgramResult;
+
+ FileRemover OutputBinaryRemover(OutputBinary, !SaveTemps);
+
+ if (RemoteClientPath.isEmpty()) {
+ DEBUG(errs() << "<run locally>");
+ return RunProgramWithTimeout(OutputBinary, &ProgramArgs[0],
+ sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
+ Timeout, MemoryLimit);
+ } else {
+ outs() << "<run remotely>"; outs().flush();
+ return RunProgramRemotelyWithTimeout(sys::Path(RemoteClientPath),
+ &ProgramArgs[0], sys::Path(InputFile), sys::Path(OutputFile),
+ sys::Path(OutputFile), Timeout, MemoryLimit);
+ }
}
int GCC::MakeSharedObject(const std::string &InputFile, FileType fileType,
- std::string &OutputFile) {
- OutputFile = getUniqueFilename(InputFile+".so");
- // Compile the C/asm file into a shared object
- const char* GCCArgs[] = {
- GCCPath.c_str(),
- "-x", (fileType == AsmFile) ? "assembler" : "c",
- "-fno-strict-aliasing",
- InputFile.c_str(), // Specify the input filename...
-#if defined(sparc) || defined(__sparc__) || defined(__sparcv9)
- "-G", // Compile a shared library, `-G' for Sparc
-#else
- "-shared", // `-shared' for Linux/X86, maybe others
-#endif
- "-o", OutputFile.c_str(), // Output to the right filename...
- "-O2", // Optimize the program a bit...
- 0
- };
-
- std::cout << "<gcc>" << std::flush;
- if (RunProgramWithTimeout(GCCPath, GCCArgs, "/dev/null", "/dev/null",
- "/dev/null")) {
- ProcessFailure(GCCArgs);
- return 1;
+ std::string &OutputFile,
+ const std::vector<std::string> &ArgsForGCC,
+ std::string &Error) {
+ sys::Path uniqueFilename(InputFile+LTDL_SHLIB_EXT);
+ std::string ErrMsg;
+ if (uniqueFilename.makeUnique(true, &ErrMsg)) {
+ errs() << "Error making unique filename: " << ErrMsg << "\n";
+ exit(1);
}
- return 0;
-}
+ OutputFile = uniqueFilename.str();
-void GCC::ProcessFailure(const char** GCCArgs) {
- std::cerr << "\n*** Error: invocation of the C compiler failed!\n";
- for (const char **Arg = GCCArgs; *Arg; ++Arg)
- std::cerr << " " << *Arg;
- std::cerr << "\n";
+ std::vector<const char*> GCCArgs;
+
+ GCCArgs.push_back(GCCPath.c_str());
- // Rerun the compiler, capturing any error messages to print them.
- std::string ErrorFilename = getUniqueFilename("gcc.errors");
- RunProgramWithTimeout(GCCPath, GCCArgs, "/dev/null", ErrorFilename.c_str(),
- ErrorFilename.c_str());
+ if (TargetTriple.getArch() == Triple::x86)
+ GCCArgs.push_back("-m32");
- // Print out the error messages generated by GCC if possible...
- std::ifstream ErrorFile(ErrorFilename.c_str());
- if (ErrorFile) {
- std::copy(std::istreambuf_iterator<char>(ErrorFile),
- std::istreambuf_iterator<char>(),
- std::ostreambuf_iterator<char>(std::cerr));
- ErrorFile.close();
- std::cerr << "\n";
+ for (std::vector<std::string>::const_iterator
+ I = gccArgs.begin(), E = gccArgs.end(); I != E; ++I)
+ GCCArgs.push_back(I->c_str());
+
+ // Compile the C/asm file into a shared object
+ if (fileType != ObjectFile) {
+ GCCArgs.push_back("-x");
+ GCCArgs.push_back(fileType == AsmFile ? "assembler" : "c");
}
+ GCCArgs.push_back("-fno-strict-aliasing");
+ GCCArgs.push_back(InputFile.c_str()); // Specify the input filename.
+ GCCArgs.push_back("-x");
+ GCCArgs.push_back("none");
+ if (TargetTriple.getArch() == Triple::sparc)
+ GCCArgs.push_back("-G"); // Compile a shared library, `-G' for Sparc
+ else if (TargetTriple.getOS() == Triple::Darwin) {
+ // link all source files into a single module in data segment, rather than
+ // generating blocks. dynamic_lookup requires that you set
+ // MACOSX_DEPLOYMENT_TARGET=10.3 in your env. FIXME: it would be better for
+ // bugpoint to just pass that in the environment of GCC.
+ GCCArgs.push_back("-single_module");
+ GCCArgs.push_back("-dynamiclib"); // `-dynamiclib' for MacOS X/PowerPC
+ GCCArgs.push_back("-undefined");
+ GCCArgs.push_back("dynamic_lookup");
+ } else
+ GCCArgs.push_back("-shared"); // `-shared' for Linux/X86, maybe others
+
+ if ((TargetTriple.getArch() == Triple::alpha) ||
+ (TargetTriple.getArch() == Triple::x86_64))
+ GCCArgs.push_back("-fPIC"); // Requires shared objs to contain PIC
+
+ if (TargetTriple.getArch() == Triple::sparc)
+ GCCArgs.push_back("-mcpu=v9");
- removeFile(ErrorFilename);
+ GCCArgs.push_back("-o");
+ GCCArgs.push_back(OutputFile.c_str()); // Output to the right filename.
+ GCCArgs.push_back("-O2"); // Optimize the program a bit.
+
+
+
+ // Add any arguments intended for GCC. We locate them here because this is
+ // most likely -L and -l options that need to come before other libraries but
+ // after the source. Other options won't be sensitive to placement on the
+ // command line, so this should be safe.
+ for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i)
+ GCCArgs.push_back(ArgsForGCC[i].c_str());
+ GCCArgs.push_back(0); // NULL terminator
+
+
+
+ outs() << "<gcc>"; outs().flush();
+ DEBUG(errs() << "\nAbout to run:\t";
+ for (unsigned i = 0, e = GCCArgs.size()-1; i != e; ++i)
+ errs() << " " << GCCArgs[i];
+ errs() << "\n";
+ );
+ if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(),
+ sys::Path())) {
+ Error = ProcessFailure(GCCPath, &GCCArgs[0]);
+ return 1;
+ }
+ return 0;
}
-/// createGCCtool - Try to find the `gcc' executable
+/// create - Try to find the `gcc' executable
///
-GCC *createGCCtool(const std::string &ProgramPath, std::string &Message) {
- std::string GCCPath = FindExecutable("gcc", ProgramPath);
- if (GCCPath.empty()) {
+GCC *GCC::create(std::string &Message,
+ const std::vector<std::string> *Args) {
+ sys::Path GCCPath = sys::Program::FindProgramByName("gcc");
+ if (GCCPath.isEmpty()) {
Message = "Cannot find `gcc' in executable directory or PATH!\n";
return 0;
}
- Message = "Found gcc: " + GCCPath + "\n";
- return new GCC(GCCPath);
+ sys::Path RemoteClientPath;
+ if (!RemoteClient.empty())
+ RemoteClientPath = sys::Program::FindProgramByName(RemoteClient);
+
+ Message = "Found gcc: " + GCCPath.str() + "\n";
+ return new GCC(GCCPath, RemoteClientPath, Args);
}