1 //===-- ToolRunner.cpp ----------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file implements the interfaces described in the ToolRunner.h file.
12 //===----------------------------------------------------------------------===//
14 #define DEBUG_TYPE "toolrunner"
15 #include "ToolRunner.h"
16 #include "llvm/Support/Program.h"
17 #include "llvm/Support/CommandLine.h"
18 #include "llvm/Support/Debug.h"
19 #include "llvm/Support/FileUtilities.h"
20 #include "llvm/Support/raw_ostream.h"
21 #include "llvm/Config/config.h" // for HAVE_LINK_R
28 SaveTemps("save-temps", cl::init(false), cl::desc("Save temporary files"));
33 RemoteClient("remote-client",
34 cl::desc("Remote execution client (rsh/ssh)"));
37 RemoteHost("remote-host",
38 cl::desc("Remote execution (rsh/ssh) host"));
41 RemotePort("remote-port",
42 cl::desc("Remote execution (rsh/ssh) port"));
45 RemoteUser("remote-user",
46 cl::desc("Remote execution (rsh/ssh) user id"));
49 RemoteExtra("remote-extra-options",
50 cl::desc("Remote execution (rsh/ssh) extra options"));
53 /// RunProgramWithTimeout - This function provides an alternate interface
54 /// to the sys::Program::ExecuteAndWait interface.
55 /// @see sys::Program::ExecuteAndWait
56 static int RunProgramWithTimeout(const sys::Path &ProgramPath,
58 const sys::Path &StdInFile,
59 const sys::Path &StdOutFile,
60 const sys::Path &StdErrFile,
61 unsigned NumSeconds = 0,
62 unsigned MemoryLimit = 0,
63 std::string *ErrMsg = 0) {
64 const sys::Path* redirects[3];
65 redirects[0] = &StdInFile;
66 redirects[1] = &StdOutFile;
67 redirects[2] = &StdErrFile;
69 #if 0 // For debug purposes
72 for (unsigned i = 0; Args[i]; ++i)
73 errs() << " " << Args[i];
79 sys::Program::ExecuteAndWait(ProgramPath, Args, 0, redirects,
80 NumSeconds, MemoryLimit, ErrMsg);
83 /// RunProgramRemotelyWithTimeout - This function runs the given program
84 /// remotely using the given remote client and the sys::Program::ExecuteAndWait.
85 /// Returns the remote program exit code or reports a remote client error if it
86 /// fails. Remote client is required to return 255 if it failed or program exit
88 /// @see sys::Program::ExecuteAndWait
89 static int RunProgramRemotelyWithTimeout(const sys::Path &RemoteClientPath,
91 const sys::Path &StdInFile,
92 const sys::Path &StdOutFile,
93 const sys::Path &StdErrFile,
94 unsigned NumSeconds = 0,
95 unsigned MemoryLimit = 0) {
96 const sys::Path* redirects[3];
97 redirects[0] = &StdInFile;
98 redirects[1] = &StdOutFile;
99 redirects[2] = &StdErrFile;
101 #if 0 // For debug purposes
104 for (unsigned i = 0; Args[i]; ++i)
105 errs() << " " << Args[i];
110 // Run the program remotely with the remote client
111 int ReturnCode = sys::Program::ExecuteAndWait(RemoteClientPath, Args,
112 0, redirects, NumSeconds, MemoryLimit);
114 // Has the remote client fail?
115 if (255 == ReturnCode) {
116 std::ostringstream OS;
117 OS << "\nError running remote client:\n ";
118 for (const char **Arg = Args; *Arg; ++Arg)
122 // The error message is in the output file, let's print it out from there.
123 std::ifstream ErrorFile(StdOutFile.c_str());
125 std::copy(std::istreambuf_iterator<char>(ErrorFile),
126 std::istreambuf_iterator<char>(),
127 std::ostreambuf_iterator<char>(OS));
137 static std::string ProcessFailure(sys::Path ProgPath, const char** Args,
138 unsigned Timeout = 0,
139 unsigned MemoryLimit = 0) {
140 std::ostringstream OS;
141 OS << "\nError running tool:\n ";
142 for (const char **Arg = Args; *Arg; ++Arg)
146 // Rerun the compiler, capturing any error messages to print them.
147 sys::Path ErrorFilename("bugpoint.program_error_messages");
149 if (ErrorFilename.makeUnique(true, &ErrMsg)) {
150 errs() << "Error making unique filename: " << ErrMsg << "\n";
153 RunProgramWithTimeout(ProgPath, Args, sys::Path(""), ErrorFilename,
154 ErrorFilename, Timeout, MemoryLimit);
155 // FIXME: check return code ?
157 // Print out the error messages generated by GCC if possible...
158 std::ifstream ErrorFile(ErrorFilename.c_str());
160 std::copy(std::istreambuf_iterator<char>(ErrorFile),
161 std::istreambuf_iterator<char>(),
162 std::ostreambuf_iterator<char>(OS));
166 ErrorFilename.eraseFromDisk();
170 //===---------------------------------------------------------------------===//
171 // LLI Implementation of AbstractIntepreter interface
174 class LLI : public AbstractInterpreter {
175 std::string LLIPath; // The path to the LLI executable
176 std::vector<std::string> ToolArgs; // Args to pass to LLI
178 LLI(const std::string &Path, const std::vector<std::string> *Args)
181 if (Args) { ToolArgs = *Args; }
184 virtual int ExecuteProgram(const std::string &Bitcode,
185 const std::vector<std::string> &Args,
186 const std::string &InputFile,
187 const std::string &OutputFile,
189 const std::vector<std::string> &GCCArgs,
190 const std::vector<std::string> &SharedLibs =
191 std::vector<std::string>(),
192 unsigned Timeout = 0,
193 unsigned MemoryLimit = 0);
197 int LLI::ExecuteProgram(const std::string &Bitcode,
198 const std::vector<std::string> &Args,
199 const std::string &InputFile,
200 const std::string &OutputFile,
202 const std::vector<std::string> &GCCArgs,
203 const std::vector<std::string> &SharedLibs,
205 unsigned MemoryLimit) {
206 std::vector<const char*> LLIArgs;
207 LLIArgs.push_back(LLIPath.c_str());
208 LLIArgs.push_back("-force-interpreter=true");
210 for (std::vector<std::string>::const_iterator i = SharedLibs.begin(),
211 e = SharedLibs.end(); i != e; ++i) {
212 LLIArgs.push_back("-load");
213 LLIArgs.push_back((*i).c_str());
216 // Add any extra LLI args.
217 for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
218 LLIArgs.push_back(ToolArgs[i].c_str());
220 LLIArgs.push_back(Bitcode.c_str());
221 // Add optional parameters to the running program from Argv
222 for (unsigned i=0, e = Args.size(); i != e; ++i)
223 LLIArgs.push_back(Args[i].c_str());
224 LLIArgs.push_back(0);
226 outs() << "<lli>"; outs().flush();
227 DEBUG(errs() << "\nAbout to run:\t";
228 for (unsigned i=0, e = LLIArgs.size()-1; i != e; ++i)
229 errs() << " " << LLIArgs[i];
232 return RunProgramWithTimeout(sys::Path(LLIPath), &LLIArgs[0],
233 sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
234 Timeout, MemoryLimit, Error);
237 void AbstractInterpreter::anchor() { }
239 // LLI create method - Try to find the LLI executable
240 AbstractInterpreter *AbstractInterpreter::createLLI(const char *Argv0,
241 std::string &Message,
242 const std::vector<std::string> *ToolArgs) {
243 std::string LLIPath =
244 PrependMainExecutablePath("lli", Argv0, (void *)(intptr_t)&createLLI).str();
245 if (!LLIPath.empty()) {
246 Message = "Found lli: " + LLIPath + "\n";
247 return new LLI(LLIPath, ToolArgs);
250 Message = "Cannot find `lli' in executable directory!\n";
254 //===---------------------------------------------------------------------===//
255 // Custom compiler command implementation of AbstractIntepreter interface
257 // Allows using a custom command for compiling the bitcode, thus allows, for
258 // example, to compile a bitcode fragment without linking or executing, then
259 // using a custom wrapper script to check for compiler errors.
261 class CustomCompiler : public AbstractInterpreter {
262 std::string CompilerCommand;
263 std::vector<std::string> CompilerArgs;
266 const std::string &CompilerCmd, std::vector<std::string> CompArgs) :
267 CompilerCommand(CompilerCmd), CompilerArgs(CompArgs) {}
269 virtual void compileProgram(const std::string &Bitcode,
271 unsigned Timeout = 0,
272 unsigned MemoryLimit = 0);
274 virtual int ExecuteProgram(const std::string &Bitcode,
275 const std::vector<std::string> &Args,
276 const std::string &InputFile,
277 const std::string &OutputFile,
279 const std::vector<std::string> &GCCArgs =
280 std::vector<std::string>(),
281 const std::vector<std::string> &SharedLibs =
282 std::vector<std::string>(),
283 unsigned Timeout = 0,
284 unsigned MemoryLimit = 0) {
285 *Error = "Execution not supported with -compile-custom";
291 void CustomCompiler::compileProgram(const std::string &Bitcode,
294 unsigned MemoryLimit) {
296 std::vector<const char*> ProgramArgs;
297 ProgramArgs.push_back(CompilerCommand.c_str());
299 for (std::size_t i = 0; i < CompilerArgs.size(); ++i)
300 ProgramArgs.push_back(CompilerArgs.at(i).c_str());
301 ProgramArgs.push_back(Bitcode.c_str());
302 ProgramArgs.push_back(0);
304 // Add optional parameters to the running program from Argv
305 for (unsigned i = 0, e = CompilerArgs.size(); i != e; ++i)
306 ProgramArgs.push_back(CompilerArgs[i].c_str());
308 if (RunProgramWithTimeout( sys::Path(CompilerCommand), &ProgramArgs[0],
309 sys::Path(), sys::Path(), sys::Path(),
310 Timeout, MemoryLimit, Error))
311 *Error = ProcessFailure(sys::Path(CompilerCommand), &ProgramArgs[0],
312 Timeout, MemoryLimit);
315 //===---------------------------------------------------------------------===//
316 // Custom execution command implementation of AbstractIntepreter interface
318 // Allows using a custom command for executing the bitcode, thus allows,
319 // for example, to invoke a cross compiler for code generation followed by
320 // a simulator that executes the generated binary.
322 class CustomExecutor : public AbstractInterpreter {
323 std::string ExecutionCommand;
324 std::vector<std::string> ExecutorArgs;
327 const std::string &ExecutionCmd, std::vector<std::string> ExecArgs) :
328 ExecutionCommand(ExecutionCmd), ExecutorArgs(ExecArgs) {}
330 virtual int ExecuteProgram(const std::string &Bitcode,
331 const std::vector<std::string> &Args,
332 const std::string &InputFile,
333 const std::string &OutputFile,
335 const std::vector<std::string> &GCCArgs,
336 const std::vector<std::string> &SharedLibs =
337 std::vector<std::string>(),
338 unsigned Timeout = 0,
339 unsigned MemoryLimit = 0);
343 int CustomExecutor::ExecuteProgram(const std::string &Bitcode,
344 const std::vector<std::string> &Args,
345 const std::string &InputFile,
346 const std::string &OutputFile,
348 const std::vector<std::string> &GCCArgs,
349 const std::vector<std::string> &SharedLibs,
351 unsigned MemoryLimit) {
353 std::vector<const char*> ProgramArgs;
354 ProgramArgs.push_back(ExecutionCommand.c_str());
356 for (std::size_t i = 0; i < ExecutorArgs.size(); ++i)
357 ProgramArgs.push_back(ExecutorArgs.at(i).c_str());
358 ProgramArgs.push_back(Bitcode.c_str());
359 ProgramArgs.push_back(0);
361 // Add optional parameters to the running program from Argv
362 for (unsigned i = 0, e = Args.size(); i != e; ++i)
363 ProgramArgs.push_back(Args[i].c_str());
365 return RunProgramWithTimeout(
366 sys::Path(ExecutionCommand),
367 &ProgramArgs[0], sys::Path(InputFile), sys::Path(OutputFile),
368 sys::Path(OutputFile), Timeout, MemoryLimit, Error);
371 // Tokenize the CommandLine to the command and the args to allow
372 // defining a full command line as the command instead of just the
373 // executed program. We cannot just pass the whole string after the command
374 // as a single argument because then program sees only a single
375 // command line argument (with spaces in it: "foo bar" instead
376 // of "foo" and "bar").
378 // code borrowed from:
379 // http://oopweb.com/CPP/Documents/CPPHOWTO/Volume/C++Programming-HOWTO-7.html
380 static void lexCommand(std::string &Message, const std::string &CommandLine,
381 std::string &CmdPath, std::vector<std::string> Args) {
383 std::string Command = "";
384 std::string delimiters = " ";
386 std::string::size_type lastPos = CommandLine.find_first_not_of(delimiters, 0);
387 std::string::size_type pos = CommandLine.find_first_of(delimiters, lastPos);
389 while (std::string::npos != pos || std::string::npos != lastPos) {
390 std::string token = CommandLine.substr(lastPos, pos - lastPos);
394 Args.push_back(token);
395 // Skip delimiters. Note the "not_of"
396 lastPos = CommandLine.find_first_not_of(delimiters, pos);
397 // Find next "non-delimiter"
398 pos = CommandLine.find_first_of(delimiters, lastPos);
401 CmdPath = sys::Program::FindProgramByName(Command).str();
402 if (CmdPath.empty()) {
404 std::string("Cannot find '") + Command +
409 Message = "Found command in: " + CmdPath + "\n";
412 // Custom execution environment create method, takes the execution command
414 AbstractInterpreter *AbstractInterpreter::createCustomCompiler(
415 std::string &Message,
416 const std::string &CompileCommandLine) {
419 std::vector<std::string> Args;
420 lexCommand(Message, CompileCommandLine, CmdPath, Args);
424 return new CustomCompiler(CmdPath, Args);
427 // Custom execution environment create method, takes the execution command
429 AbstractInterpreter *AbstractInterpreter::createCustomExecutor(
430 std::string &Message,
431 const std::string &ExecCommandLine) {
435 std::vector<std::string> Args;
436 lexCommand(Message, ExecCommandLine, CmdPath, Args);
440 return new CustomExecutor(CmdPath, Args);
443 //===----------------------------------------------------------------------===//
444 // LLC Implementation of AbstractIntepreter interface
446 GCC::FileType LLC::OutputCode(const std::string &Bitcode,
447 sys::Path &OutputAsmFile, std::string &Error,
448 unsigned Timeout, unsigned MemoryLimit) {
449 const char *Suffix = (UseIntegratedAssembler ? ".llc.o" : ".llc.s");
450 sys::Path uniqueFile(Bitcode + Suffix);
452 if (uniqueFile.makeUnique(true, &ErrMsg)) {
453 errs() << "Error making unique filename: " << ErrMsg << "\n";
456 OutputAsmFile = uniqueFile;
457 std::vector<const char *> LLCArgs;
458 LLCArgs.push_back(LLCPath.c_str());
460 // Add any extra LLC args.
461 for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
462 LLCArgs.push_back(ToolArgs[i].c_str());
464 LLCArgs.push_back("-o");
465 LLCArgs.push_back(OutputAsmFile.c_str()); // Output to the Asm file
466 LLCArgs.push_back(Bitcode.c_str()); // This is the input bitcode
468 if (UseIntegratedAssembler)
469 LLCArgs.push_back("-filetype=obj");
471 LLCArgs.push_back (0);
473 outs() << (UseIntegratedAssembler ? "<llc-ia>" : "<llc>");
475 DEBUG(errs() << "\nAbout to run:\t";
476 for (unsigned i = 0, e = LLCArgs.size()-1; i != e; ++i)
477 errs() << " " << LLCArgs[i];
480 if (RunProgramWithTimeout(sys::Path(LLCPath), &LLCArgs[0],
481 sys::Path(), sys::Path(), sys::Path(),
482 Timeout, MemoryLimit))
483 Error = ProcessFailure(sys::Path(LLCPath), &LLCArgs[0],
484 Timeout, MemoryLimit);
485 return UseIntegratedAssembler ? GCC::ObjectFile : GCC::AsmFile;
488 void LLC::compileProgram(const std::string &Bitcode, std::string *Error,
489 unsigned Timeout, unsigned MemoryLimit) {
490 sys::Path OutputAsmFile;
491 OutputCode(Bitcode, OutputAsmFile, *Error, Timeout, MemoryLimit);
492 OutputAsmFile.eraseFromDisk();
495 int LLC::ExecuteProgram(const std::string &Bitcode,
496 const std::vector<std::string> &Args,
497 const std::string &InputFile,
498 const std::string &OutputFile,
500 const std::vector<std::string> &ArgsForGCC,
501 const std::vector<std::string> &SharedLibs,
503 unsigned MemoryLimit) {
505 sys::Path OutputAsmFile;
506 GCC::FileType FileKind = OutputCode(Bitcode, OutputAsmFile, *Error, Timeout,
508 FileRemover OutFileRemover(OutputAsmFile.str(), !SaveTemps);
510 std::vector<std::string> GCCArgs(ArgsForGCC);
511 GCCArgs.insert(GCCArgs.end(), SharedLibs.begin(), SharedLibs.end());
513 // Assuming LLC worked, compile the result with GCC and run it.
514 return gcc->ExecuteProgram(OutputAsmFile.str(), Args, FileKind,
515 InputFile, OutputFile, Error, GCCArgs,
516 Timeout, MemoryLimit);
519 /// createLLC - Try to find the LLC executable
521 LLC *AbstractInterpreter::createLLC(const char *Argv0,
522 std::string &Message,
523 const std::string &GCCBinary,
524 const std::vector<std::string> *Args,
525 const std::vector<std::string> *GCCArgs,
526 bool UseIntegratedAssembler) {
527 std::string LLCPath =
528 PrependMainExecutablePath("llc", Argv0, (void *)(intptr_t)&createLLC).str();
529 if (LLCPath.empty()) {
530 Message = "Cannot find `llc' in executable directory!\n";
534 Message = "Found llc: " + LLCPath + "\n";
535 GCC *gcc = GCC::create(Message, GCCBinary, GCCArgs);
537 errs() << Message << "\n";
540 return new LLC(LLCPath, gcc, Args, UseIntegratedAssembler);
543 //===---------------------------------------------------------------------===//
544 // JIT Implementation of AbstractIntepreter interface
547 class JIT : public AbstractInterpreter {
548 std::string LLIPath; // The path to the LLI executable
549 std::vector<std::string> ToolArgs; // Args to pass to LLI
551 JIT(const std::string &Path, const std::vector<std::string> *Args)
554 if (Args) { ToolArgs = *Args; }
557 virtual int ExecuteProgram(const std::string &Bitcode,
558 const std::vector<std::string> &Args,
559 const std::string &InputFile,
560 const std::string &OutputFile,
562 const std::vector<std::string> &GCCArgs =
563 std::vector<std::string>(),
564 const std::vector<std::string> &SharedLibs =
565 std::vector<std::string>(),
566 unsigned Timeout = 0,
567 unsigned MemoryLimit = 0);
571 int JIT::ExecuteProgram(const std::string &Bitcode,
572 const std::vector<std::string> &Args,
573 const std::string &InputFile,
574 const std::string &OutputFile,
576 const std::vector<std::string> &GCCArgs,
577 const std::vector<std::string> &SharedLibs,
579 unsigned MemoryLimit) {
580 // Construct a vector of parameters, incorporating those from the command-line
581 std::vector<const char*> JITArgs;
582 JITArgs.push_back(LLIPath.c_str());
583 JITArgs.push_back("-force-interpreter=false");
585 // Add any extra LLI args.
586 for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
587 JITArgs.push_back(ToolArgs[i].c_str());
589 for (unsigned i = 0, e = SharedLibs.size(); i != e; ++i) {
590 JITArgs.push_back("-load");
591 JITArgs.push_back(SharedLibs[i].c_str());
593 JITArgs.push_back(Bitcode.c_str());
594 // Add optional parameters to the running program from Argv
595 for (unsigned i=0, e = Args.size(); i != e; ++i)
596 JITArgs.push_back(Args[i].c_str());
597 JITArgs.push_back(0);
599 outs() << "<jit>"; outs().flush();
600 DEBUG(errs() << "\nAbout to run:\t";
601 for (unsigned i=0, e = JITArgs.size()-1; i != e; ++i)
602 errs() << " " << JITArgs[i];
605 DEBUG(errs() << "\nSending output to " << OutputFile << "\n");
606 return RunProgramWithTimeout(sys::Path(LLIPath), &JITArgs[0],
607 sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
608 Timeout, MemoryLimit, Error);
611 /// createJIT - Try to find the LLI executable
613 AbstractInterpreter *AbstractInterpreter::createJIT(const char *Argv0,
614 std::string &Message, const std::vector<std::string> *Args) {
615 std::string LLIPath =
616 PrependMainExecutablePath("lli", Argv0, (void *)(intptr_t)&createJIT).str();
617 if (!LLIPath.empty()) {
618 Message = "Found lli: " + LLIPath + "\n";
619 return new JIT(LLIPath, Args);
622 Message = "Cannot find `lli' in executable directory!\n";
626 //===---------------------------------------------------------------------===//
630 static bool IsARMArchitecture(std::vector<const char*> Args) {
631 for (std::vector<const char*>::const_iterator
632 I = Args.begin(), E = Args.end(); I != E; ++I) {
633 if (StringRef(*I).equals_lower("-arch")) {
635 if (I != E && StringRef(*I).substr(0, strlen("arm")).equals_lower("arm"))
643 int GCC::ExecuteProgram(const std::string &ProgramFile,
644 const std::vector<std::string> &Args,
646 const std::string &InputFile,
647 const std::string &OutputFile,
649 const std::vector<std::string> &ArgsForGCC,
651 unsigned MemoryLimit) {
652 std::vector<const char*> GCCArgs;
654 GCCArgs.push_back(GCCPath.c_str());
656 if (TargetTriple.getArch() == Triple::x86)
657 GCCArgs.push_back("-m32");
659 for (std::vector<std::string>::const_iterator
660 I = gccArgs.begin(), E = gccArgs.end(); I != E; ++I)
661 GCCArgs.push_back(I->c_str());
663 // Specify -x explicitly in case the extension is wonky
664 if (fileType != ObjectFile) {
665 GCCArgs.push_back("-x");
666 if (fileType == CFile) {
667 GCCArgs.push_back("c");
668 GCCArgs.push_back("-fno-strict-aliasing");
670 GCCArgs.push_back("assembler");
672 // For ARM architectures we don't want this flag. bugpoint isn't
673 // explicitly told what architecture it is working on, so we get
675 if (TargetTriple.isOSDarwin() && !IsARMArchitecture(GCCArgs))
676 GCCArgs.push_back("-force_cpusubtype_ALL");
680 GCCArgs.push_back(ProgramFile.c_str()); // Specify the input filename.
682 GCCArgs.push_back("-x");
683 GCCArgs.push_back("none");
684 GCCArgs.push_back("-o");
685 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...
701 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);