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/System/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 const sys::Path* redirects[3];
64 redirects[0] = &StdInFile;
65 redirects[1] = &StdOutFile;
66 redirects[2] = &StdErrFile;
68 #if 0 // For debug purposes
71 for (unsigned i = 0; Args[i]; ++i)
72 errs() << " " << Args[i];
78 sys::Program::ExecuteAndWait(ProgramPath, Args, 0, redirects,
79 NumSeconds, MemoryLimit);
82 /// RunProgramRemotelyWithTimeout - This function runs the given program
83 /// remotely using the given remote client and the sys::Program::ExecuteAndWait.
84 /// Returns the remote program exit code or reports a remote client error if it
85 /// fails. Remote client is required to return 255 if it failed or program exit
87 /// @see sys::Program::ExecuteAndWait
88 static int RunProgramRemotelyWithTimeout(const sys::Path &RemoteClientPath,
90 const sys::Path &StdInFile,
91 const sys::Path &StdOutFile,
92 const sys::Path &StdErrFile,
93 unsigned NumSeconds = 0,
94 unsigned MemoryLimit = 0) {
95 const sys::Path* redirects[3];
96 redirects[0] = &StdInFile;
97 redirects[1] = &StdOutFile;
98 redirects[2] = &StdErrFile;
100 #if 0 // For debug purposes
103 for (unsigned i = 0; Args[i]; ++i)
104 errs() << " " << Args[i];
109 // Run the program remotely with the remote client
110 int ReturnCode = sys::Program::ExecuteAndWait(RemoteClientPath, Args,
111 0, redirects, NumSeconds, MemoryLimit);
113 // Has the remote client fail?
114 if (255 == ReturnCode) {
115 std::ostringstream OS;
116 OS << "\nError running remote client:\n ";
117 for (const char **Arg = Args; *Arg; ++Arg)
121 // The error message is in the output file, let's print it out from there.
122 std::ifstream ErrorFile(StdOutFile.c_str());
124 std::copy(std::istreambuf_iterator<char>(ErrorFile),
125 std::istreambuf_iterator<char>(),
126 std::ostreambuf_iterator<char>(OS));
136 static std::string ProcessFailure(sys::Path ProgPath, const char** Args) {
137 std::ostringstream OS;
138 OS << "\nError running tool:\n ";
139 for (const char **Arg = Args; *Arg; ++Arg)
143 // Rerun the compiler, capturing any error messages to print them.
144 sys::Path ErrorFilename("bugpoint.program_error_messages");
146 if (ErrorFilename.makeUnique(true, &ErrMsg)) {
147 errs() << "Error making unique filename: " << ErrMsg << "\n";
150 RunProgramWithTimeout(ProgPath, Args, sys::Path(""), ErrorFilename,
151 ErrorFilename); // FIXME: check return code ?
153 // Print out the error messages generated by GCC if possible...
154 std::ifstream ErrorFile(ErrorFilename.c_str());
156 std::copy(std::istreambuf_iterator<char>(ErrorFile),
157 std::istreambuf_iterator<char>(),
158 std::ostreambuf_iterator<char>(OS));
162 ErrorFilename.eraseFromDisk();
166 //===---------------------------------------------------------------------===//
167 // LLI Implementation of AbstractIntepreter interface
170 class LLI : public AbstractInterpreter {
171 std::string LLIPath; // The path to the LLI executable
172 std::vector<std::string> ToolArgs; // Args to pass to LLI
174 LLI(const std::string &Path, const std::vector<std::string> *Args)
177 if (Args) { ToolArgs = *Args; }
180 virtual int ExecuteProgram(const std::string &Bitcode,
181 const std::vector<std::string> &Args,
182 const std::string &InputFile,
183 const std::string &OutputFile,
185 const std::vector<std::string> &GCCArgs,
186 const std::vector<std::string> &SharedLibs =
187 std::vector<std::string>(),
188 unsigned Timeout = 0,
189 unsigned MemoryLimit = 0);
193 int LLI::ExecuteProgram(const std::string &Bitcode,
194 const std::vector<std::string> &Args,
195 const std::string &InputFile,
196 const std::string &OutputFile,
198 const std::vector<std::string> &GCCArgs,
199 const std::vector<std::string> &SharedLibs,
201 unsigned MemoryLimit) {
202 std::vector<const char*> LLIArgs;
203 LLIArgs.push_back(LLIPath.c_str());
204 LLIArgs.push_back("-force-interpreter=true");
206 for (std::vector<std::string>::const_iterator i = SharedLibs.begin(), e = SharedLibs.end(); i != e; ++i) {
207 LLIArgs.push_back("-load");
208 LLIArgs.push_back((*i).c_str());
211 // Add any extra LLI args.
212 for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
213 LLIArgs.push_back(ToolArgs[i].c_str());
215 LLIArgs.push_back(Bitcode.c_str());
216 // Add optional parameters to the running program from Argv
217 for (unsigned i=0, e = Args.size(); i != e; ++i)
218 LLIArgs.push_back(Args[i].c_str());
219 LLIArgs.push_back(0);
221 outs() << "<lli>"; outs().flush();
222 DEBUG(errs() << "\nAbout to run:\t";
223 for (unsigned i=0, e = LLIArgs.size()-1; i != e; ++i)
224 errs() << " " << LLIArgs[i];
227 return RunProgramWithTimeout(sys::Path(LLIPath), &LLIArgs[0],
228 sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
229 Timeout, MemoryLimit);
232 // LLI create method - Try to find the LLI executable
233 AbstractInterpreter *AbstractInterpreter::createLLI(const char *Argv0,
234 std::string &Message,
235 const std::vector<std::string> *ToolArgs) {
236 std::string LLIPath =
237 FindExecutable("lli", Argv0, (void *)(intptr_t)&createLLI).str();
238 if (!LLIPath.empty()) {
239 Message = "Found lli: " + LLIPath + "\n";
240 return new LLI(LLIPath, ToolArgs);
243 Message = "Cannot find `lli' in executable directory or PATH!\n";
247 //===---------------------------------------------------------------------===//
248 // Custom execution command implementation of AbstractIntepreter interface
250 // Allows using a custom command for executing the bitcode, thus allows,
251 // for example, to invoke a cross compiler for code generation followed by
252 // a simulator that executes the generated binary.
254 class CustomExecutor : public AbstractInterpreter {
255 std::string ExecutionCommand;
256 std::vector<std::string> ExecutorArgs;
259 const std::string &ExecutionCmd, std::vector<std::string> ExecArgs) :
260 ExecutionCommand(ExecutionCmd), ExecutorArgs(ExecArgs) {}
262 virtual int ExecuteProgram(const std::string &Bitcode,
263 const std::vector<std::string> &Args,
264 const std::string &InputFile,
265 const std::string &OutputFile,
267 const std::vector<std::string> &GCCArgs,
268 const std::vector<std::string> &SharedLibs =
269 std::vector<std::string>(),
270 unsigned Timeout = 0,
271 unsigned MemoryLimit = 0);
275 int CustomExecutor::ExecuteProgram(const std::string &Bitcode,
276 const std::vector<std::string> &Args,
277 const std::string &InputFile,
278 const std::string &OutputFile,
280 const std::vector<std::string> &GCCArgs,
281 const std::vector<std::string> &SharedLibs,
283 unsigned MemoryLimit) {
285 std::vector<const char*> ProgramArgs;
286 ProgramArgs.push_back(ExecutionCommand.c_str());
288 for (std::size_t i = 0; i < ExecutorArgs.size(); ++i)
289 ProgramArgs.push_back(ExecutorArgs.at(i).c_str());
290 ProgramArgs.push_back(Bitcode.c_str());
291 ProgramArgs.push_back(0);
293 // Add optional parameters to the running program from Argv
294 for (unsigned i = 0, e = Args.size(); i != e; ++i)
295 ProgramArgs.push_back(Args[i].c_str());
297 return RunProgramWithTimeout(
298 sys::Path(ExecutionCommand),
299 &ProgramArgs[0], sys::Path(InputFile), sys::Path(OutputFile),
300 sys::Path(OutputFile), Timeout, MemoryLimit);
303 // Custom execution environment create method, takes the execution command
305 AbstractInterpreter *AbstractInterpreter::createCustom(
306 std::string &Message,
307 const std::string &ExecCommandLine) {
309 std::string Command = "";
310 std::vector<std::string> Args;
311 std::string delimiters = " ";
313 // Tokenize the ExecCommandLine to the command and the args to allow
314 // defining a full command line as the command instead of just the
315 // executed program. We cannot just pass the whole string after the command
316 // as a single argument because then program sees only a single
317 // command line argument (with spaces in it: "foo bar" instead
318 // of "foo" and "bar").
320 // code borrowed from:
321 // http://oopweb.com/CPP/Documents/CPPHOWTO/Volume/C++Programming-HOWTO-7.html
322 std::string::size_type lastPos =
323 ExecCommandLine.find_first_not_of(delimiters, 0);
324 std::string::size_type pos =
325 ExecCommandLine.find_first_of(delimiters, lastPos);
327 while (std::string::npos != pos || std::string::npos != lastPos) {
328 std::string token = ExecCommandLine.substr(lastPos, pos - lastPos);
332 Args.push_back(token);
333 // Skip delimiters. Note the "not_of"
334 lastPos = ExecCommandLine.find_first_not_of(delimiters, pos);
335 // Find next "non-delimiter"
336 pos = ExecCommandLine.find_first_of(delimiters, lastPos);
339 std::string CmdPath = sys::Program::FindProgramByName(Command).str();
340 if (CmdPath.empty()) {
342 std::string("Cannot find '") + Command +
343 "' in executable directory or PATH!\n";
347 Message = "Found command in: " + CmdPath + "\n";
349 return new CustomExecutor(CmdPath, Args);
352 //===----------------------------------------------------------------------===//
353 // LLC Implementation of AbstractIntepreter interface
355 GCC::FileType LLC::OutputCode(const std::string &Bitcode,
356 sys::Path &OutputAsmFile, std::string &Error) {
357 const char *Suffix = (UseIntegratedAssembler ? ".llc.o" : ".llc.s");
358 sys::Path uniqueFile(Bitcode + Suffix);
360 if (uniqueFile.makeUnique(true, &ErrMsg)) {
361 errs() << "Error making unique filename: " << ErrMsg << "\n";
364 OutputAsmFile = uniqueFile;
365 std::vector<const char *> LLCArgs;
366 LLCArgs.push_back(LLCPath.c_str());
368 // Add any extra LLC args.
369 for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
370 LLCArgs.push_back(ToolArgs[i].c_str());
372 LLCArgs.push_back("-o");
373 LLCArgs.push_back(OutputAsmFile.c_str()); // Output to the Asm file
374 LLCArgs.push_back(Bitcode.c_str()); // This is the input bitcode
376 if (UseIntegratedAssembler)
377 LLCArgs.push_back("-filetype=obj");
379 LLCArgs.push_back (0);
381 outs() << (UseIntegratedAssembler ? "<llc-ia>" : "<llc>");
383 DEBUG(errs() << "\nAbout to run:\t";
384 for (unsigned i = 0, e = LLCArgs.size()-1; i != e; ++i)
385 errs() << " " << LLCArgs[i];
388 if (RunProgramWithTimeout(sys::Path(LLCPath), &LLCArgs[0],
389 sys::Path(), sys::Path(), sys::Path()))
390 Error = ProcessFailure(sys::Path(LLCPath), &LLCArgs[0]);
391 return UseIntegratedAssembler ? GCC::ObjectFile : GCC::AsmFile;
394 void LLC::compileProgram(const std::string &Bitcode, std::string *Error) {
395 sys::Path OutputAsmFile;
396 OutputCode(Bitcode, OutputAsmFile, *Error);
397 OutputAsmFile.eraseFromDisk();
400 int LLC::ExecuteProgram(const std::string &Bitcode,
401 const std::vector<std::string> &Args,
402 const std::string &InputFile,
403 const std::string &OutputFile,
405 const std::vector<std::string> &ArgsForGCC,
406 const std::vector<std::string> &SharedLibs,
408 unsigned MemoryLimit) {
410 sys::Path OutputAsmFile;
411 GCC::FileType FileKind = OutputCode(Bitcode, OutputAsmFile, *Error);
412 FileRemover OutFileRemover(OutputAsmFile, !SaveTemps);
414 std::vector<std::string> GCCArgs(ArgsForGCC);
415 GCCArgs.insert(GCCArgs.end(), SharedLibs.begin(), SharedLibs.end());
417 // Assuming LLC worked, compile the result with GCC and run it.
418 return gcc->ExecuteProgram(OutputAsmFile.str(), Args, FileKind,
419 InputFile, OutputFile, Error, GCCArgs,
420 Timeout, MemoryLimit);
423 /// createLLC - Try to find the LLC executable
425 LLC *AbstractInterpreter::createLLC(const char *Argv0,
426 std::string &Message,
427 const std::string &GCCBinary,
428 const std::vector<std::string> *Args,
429 const std::vector<std::string> *GCCArgs,
430 bool UseIntegratedAssembler) {
431 std::string LLCPath =
432 FindExecutable("llc", Argv0, (void *)(intptr_t)&createLLC).str();
433 if (LLCPath.empty()) {
434 Message = "Cannot find `llc' in executable directory or PATH!\n";
438 Message = "Found llc: " + LLCPath + "\n";
439 GCC *gcc = GCC::create(Message, GCCBinary, GCCArgs);
441 errs() << Message << "\n";
444 return new LLC(LLCPath, gcc, Args, UseIntegratedAssembler);
447 //===---------------------------------------------------------------------===//
448 // JIT Implementation of AbstractIntepreter interface
451 class JIT : public AbstractInterpreter {
452 std::string LLIPath; // The path to the LLI executable
453 std::vector<std::string> ToolArgs; // Args to pass to LLI
455 JIT(const std::string &Path, const std::vector<std::string> *Args)
458 if (Args) { ToolArgs = *Args; }
461 virtual int ExecuteProgram(const std::string &Bitcode,
462 const std::vector<std::string> &Args,
463 const std::string &InputFile,
464 const std::string &OutputFile,
466 const std::vector<std::string> &GCCArgs =
467 std::vector<std::string>(),
468 const std::vector<std::string> &SharedLibs =
469 std::vector<std::string>(),
470 unsigned Timeout = 0,
471 unsigned MemoryLimit = 0);
475 int JIT::ExecuteProgram(const std::string &Bitcode,
476 const std::vector<std::string> &Args,
477 const std::string &InputFile,
478 const std::string &OutputFile,
480 const std::vector<std::string> &GCCArgs,
481 const std::vector<std::string> &SharedLibs,
483 unsigned MemoryLimit) {
484 // Construct a vector of parameters, incorporating those from the command-line
485 std::vector<const char*> JITArgs;
486 JITArgs.push_back(LLIPath.c_str());
487 JITArgs.push_back("-force-interpreter=false");
489 // Add any extra LLI args.
490 for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
491 JITArgs.push_back(ToolArgs[i].c_str());
493 for (unsigned i = 0, e = SharedLibs.size(); i != e; ++i) {
494 JITArgs.push_back("-load");
495 JITArgs.push_back(SharedLibs[i].c_str());
497 JITArgs.push_back(Bitcode.c_str());
498 // Add optional parameters to the running program from Argv
499 for (unsigned i=0, e = Args.size(); i != e; ++i)
500 JITArgs.push_back(Args[i].c_str());
501 JITArgs.push_back(0);
503 outs() << "<jit>"; outs().flush();
504 DEBUG(errs() << "\nAbout to run:\t";
505 for (unsigned i=0, e = JITArgs.size()-1; i != e; ++i)
506 errs() << " " << JITArgs[i];
509 DEBUG(errs() << "\nSending output to " << OutputFile << "\n");
510 return RunProgramWithTimeout(sys::Path(LLIPath), &JITArgs[0],
511 sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
512 Timeout, MemoryLimit);
515 /// createJIT - Try to find the LLI executable
517 AbstractInterpreter *AbstractInterpreter::createJIT(const char *Argv0,
518 std::string &Message, const std::vector<std::string> *Args) {
519 std::string LLIPath =
520 FindExecutable("lli", Argv0, (void *)(intptr_t)&createJIT).str();
521 if (!LLIPath.empty()) {
522 Message = "Found lli: " + LLIPath + "\n";
523 return new JIT(LLIPath, Args);
526 Message = "Cannot find `lli' in executable directory or PATH!\n";
530 GCC::FileType CBE::OutputCode(const std::string &Bitcode,
531 sys::Path &OutputCFile, std::string &Error) {
532 sys::Path uniqueFile(Bitcode+".cbe.c");
534 if (uniqueFile.makeUnique(true, &ErrMsg)) {
535 errs() << "Error making unique filename: " << ErrMsg << "\n";
538 OutputCFile = uniqueFile;
539 std::vector<const char *> LLCArgs;
540 LLCArgs.push_back(LLCPath.c_str());
542 // Add any extra LLC args.
543 for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i)
544 LLCArgs.push_back(ToolArgs[i].c_str());
546 LLCArgs.push_back("-o");
547 LLCArgs.push_back(OutputCFile.c_str()); // Output to the C file
548 LLCArgs.push_back("-march=c"); // Output C language
549 LLCArgs.push_back(Bitcode.c_str()); // This is the input bitcode
550 LLCArgs.push_back(0);
552 outs() << "<cbe>"; outs().flush();
553 DEBUG(errs() << "\nAbout to run:\t";
554 for (unsigned i = 0, e = LLCArgs.size()-1; i != e; ++i)
555 errs() << " " << LLCArgs[i];
558 if (RunProgramWithTimeout(LLCPath, &LLCArgs[0], sys::Path(), sys::Path(),
560 Error = ProcessFailure(LLCPath, &LLCArgs[0]);
564 void CBE::compileProgram(const std::string &Bitcode, std::string *Error) {
565 sys::Path OutputCFile;
566 OutputCode(Bitcode, OutputCFile, *Error);
567 OutputCFile.eraseFromDisk();
570 int CBE::ExecuteProgram(const std::string &Bitcode,
571 const std::vector<std::string> &Args,
572 const std::string &InputFile,
573 const std::string &OutputFile,
575 const std::vector<std::string> &ArgsForGCC,
576 const std::vector<std::string> &SharedLibs,
578 unsigned MemoryLimit) {
579 sys::Path OutputCFile;
580 OutputCode(Bitcode, OutputCFile, *Error);
582 FileRemover CFileRemove(OutputCFile, !SaveTemps);
584 std::vector<std::string> GCCArgs(ArgsForGCC);
585 GCCArgs.insert(GCCArgs.end(), SharedLibs.begin(), SharedLibs.end());
587 return gcc->ExecuteProgram(OutputCFile.str(), Args, GCC::CFile,
588 InputFile, OutputFile, Error, GCCArgs,
589 Timeout, MemoryLimit);
592 /// createCBE - Try to find the 'llc' executable
594 CBE *AbstractInterpreter::createCBE(const char *Argv0,
595 std::string &Message,
596 const std::string &GCCBinary,
597 const std::vector<std::string> *Args,
598 const std::vector<std::string> *GCCArgs) {
600 FindExecutable("llc", Argv0, (void *)(intptr_t)&createCBE);
601 if (LLCPath.isEmpty()) {
603 "Cannot find `llc' in executable directory or PATH!\n";
607 Message = "Found llc: " + LLCPath.str() + "\n";
608 GCC *gcc = GCC::create(Message, GCCBinary, GCCArgs);
610 errs() << Message << "\n";
613 return new CBE(LLCPath, gcc, Args);
616 //===---------------------------------------------------------------------===//
620 static bool IsARMArchitecture(std::vector<std::string> Args) {
621 for (std::vector<std::string>::const_iterator
622 I = Args.begin(), E = Args.end(); I != E; ++I) {
623 if (StringRef(*I).equals_lower("-arch")) {
625 if (I != E && StringRef(*I).substr(0, strlen("arm")).equals_lower("arm"))
633 int GCC::ExecuteProgram(const std::string &ProgramFile,
634 const std::vector<std::string> &Args,
636 const std::string &InputFile,
637 const std::string &OutputFile,
639 const std::vector<std::string> &ArgsForGCC,
641 unsigned MemoryLimit) {
642 std::vector<const char*> GCCArgs;
644 GCCArgs.push_back(GCCPath.c_str());
646 if (TargetTriple.getArch() == Triple::x86)
647 GCCArgs.push_back("-m32");
649 for (std::vector<std::string>::const_iterator
650 I = gccArgs.begin(), E = gccArgs.end(); I != E; ++I)
651 GCCArgs.push_back(I->c_str());
653 // Specify -x explicitly in case the extension is wonky
654 if (fileType != ObjectFile) {
655 GCCArgs.push_back("-x");
656 if (fileType == CFile) {
657 GCCArgs.push_back("c");
658 GCCArgs.push_back("-fno-strict-aliasing");
660 GCCArgs.push_back("assembler");
662 // For ARM architectures we don't want this flag. bugpoint isn't
663 // explicitly told what architecture it is working on, so we get
665 if ((TargetTriple.getOS() == Triple::Darwin) &&
666 !IsARMArchitecture(ArgsForGCC))
667 GCCArgs.push_back("-force_cpusubtype_ALL");
671 GCCArgs.push_back(ProgramFile.c_str()); // Specify the input filename.
673 GCCArgs.push_back("-x");
674 GCCArgs.push_back("none");
675 GCCArgs.push_back("-o");
676 sys::Path OutputBinary (ProgramFile+".gcc.exe");
678 if (OutputBinary.makeUnique(true, &ErrMsg)) {
679 errs() << "Error making unique filename: " << ErrMsg << "\n";
682 GCCArgs.push_back(OutputBinary.c_str()); // Output to the right file...
684 // Add any arguments intended for GCC. We locate them here because this is
685 // most likely -L and -l options that need to come before other libraries but
686 // after the source. Other options won't be sensitive to placement on the
687 // command line, so this should be safe.
688 for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i)
689 GCCArgs.push_back(ArgsForGCC[i].c_str());
691 GCCArgs.push_back("-lm"); // Hard-code the math library...
692 GCCArgs.push_back("-O2"); // Optimize the program a bit...
693 #if defined (HAVE_LINK_R)
694 GCCArgs.push_back("-Wl,-R."); // Search this dir for .so files
696 if (TargetTriple.getArch() == Triple::sparc)
697 GCCArgs.push_back("-mcpu=v9");
698 GCCArgs.push_back(0); // NULL terminator
700 outs() << "<gcc>"; outs().flush();
701 DEBUG(errs() << "\nAbout to run:\t";
702 for (unsigned i = 0, e = GCCArgs.size()-1; i != e; ++i)
703 errs() << " " << GCCArgs[i];
706 if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(),
708 *Error = ProcessFailure(GCCPath, &GCCArgs[0]);
712 std::vector<const char*> ProgramArgs;
714 if (RemoteClientPath.isEmpty())
715 ProgramArgs.push_back(OutputBinary.c_str());
717 ProgramArgs.push_back(RemoteClientPath.c_str());
718 ProgramArgs.push_back(RemoteHost.c_str());
719 if (!RemoteUser.empty()) {
720 ProgramArgs.push_back("-l");
721 ProgramArgs.push_back(RemoteUser.c_str());
723 if (!RemotePort.empty()) {
724 ProgramArgs.push_back("-p");
725 ProgramArgs.push_back(RemotePort.c_str());
727 if (!RemoteExtra.empty()) {
728 ProgramArgs.push_back(RemoteExtra.c_str());
731 // Full path to the binary. We need to cd to the exec directory because
732 // there is a dylib there that the exec expects to find in the CWD
733 char* env_pwd = getenv("PWD");
734 std::string Exec = "cd ";
737 Exec += OutputBinary.c_str();
738 ProgramArgs.push_back(Exec.c_str());
741 // Add optional parameters to the running program from Argv
742 for (unsigned i = 0, e = Args.size(); i != e; ++i)
743 ProgramArgs.push_back(Args[i].c_str());
744 ProgramArgs.push_back(0); // NULL terminator
746 // Now that we have a binary, run it!
747 outs() << "<program>"; outs().flush();
748 DEBUG(errs() << "\nAbout to run:\t";
749 for (unsigned i = 0, e = ProgramArgs.size()-1; i != e; ++i)
750 errs() << " " << ProgramArgs[i];
754 FileRemover OutputBinaryRemover(OutputBinary, !SaveTemps);
756 if (RemoteClientPath.isEmpty()) {
757 DEBUG(errs() << "<run locally>");
758 return RunProgramWithTimeout(OutputBinary, &ProgramArgs[0],
759 sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile),
760 Timeout, MemoryLimit);
762 outs() << "<run remotely>"; outs().flush();
763 return RunProgramRemotelyWithTimeout(sys::Path(RemoteClientPath),
764 &ProgramArgs[0], sys::Path(InputFile), sys::Path(OutputFile),
765 sys::Path(OutputFile), Timeout, MemoryLimit);
769 int GCC::MakeSharedObject(const std::string &InputFile, FileType fileType,
770 std::string &OutputFile,
771 const std::vector<std::string> &ArgsForGCC,
772 std::string &Error) {
773 sys::Path uniqueFilename(InputFile+LTDL_SHLIB_EXT);
775 if (uniqueFilename.makeUnique(true, &ErrMsg)) {
776 errs() << "Error making unique filename: " << ErrMsg << "\n";
779 OutputFile = uniqueFilename.str();
781 std::vector<const char*> GCCArgs;
783 GCCArgs.push_back(GCCPath.c_str());
785 if (TargetTriple.getArch() == Triple::x86)
786 GCCArgs.push_back("-m32");
788 for (std::vector<std::string>::const_iterator
789 I = gccArgs.begin(), E = gccArgs.end(); I != E; ++I)
790 GCCArgs.push_back(I->c_str());
792 // Compile the C/asm file into a shared object
793 if (fileType != ObjectFile) {
794 GCCArgs.push_back("-x");
795 GCCArgs.push_back(fileType == AsmFile ? "assembler" : "c");
797 GCCArgs.push_back("-fno-strict-aliasing");
798 GCCArgs.push_back(InputFile.c_str()); // Specify the input filename.
799 GCCArgs.push_back("-x");
800 GCCArgs.push_back("none");
801 if (TargetTriple.getArch() == Triple::sparc)
802 GCCArgs.push_back("-G"); // Compile a shared library, `-G' for Sparc
803 else if (TargetTriple.getOS() == Triple::Darwin) {
804 // link all source files into a single module in data segment, rather than
805 // generating blocks. dynamic_lookup requires that you set
806 // MACOSX_DEPLOYMENT_TARGET=10.3 in your env. FIXME: it would be better for
807 // bugpoint to just pass that in the environment of GCC.
808 GCCArgs.push_back("-single_module");
809 GCCArgs.push_back("-dynamiclib"); // `-dynamiclib' for MacOS X/PowerPC
810 GCCArgs.push_back("-undefined");
811 GCCArgs.push_back("dynamic_lookup");
813 GCCArgs.push_back("-shared"); // `-shared' for Linux/X86, maybe others
815 if ((TargetTriple.getArch() == Triple::alpha) ||
816 (TargetTriple.getArch() == Triple::x86_64))
817 GCCArgs.push_back("-fPIC"); // Requires shared objs to contain PIC
819 if (TargetTriple.getArch() == Triple::sparc)
820 GCCArgs.push_back("-mcpu=v9");
822 GCCArgs.push_back("-o");
823 GCCArgs.push_back(OutputFile.c_str()); // Output to the right filename.
824 GCCArgs.push_back("-O2"); // Optimize the program a bit.
828 // Add any arguments intended for GCC. We locate them here because this is
829 // most likely -L and -l options that need to come before other libraries but
830 // after the source. Other options won't be sensitive to placement on the
831 // command line, so this should be safe.
832 for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i)
833 GCCArgs.push_back(ArgsForGCC[i].c_str());
834 GCCArgs.push_back(0); // NULL terminator
838 outs() << "<gcc>"; outs().flush();
839 DEBUG(errs() << "\nAbout to run:\t";
840 for (unsigned i = 0, e = GCCArgs.size()-1; i != e; ++i)
841 errs() << " " << GCCArgs[i];
844 if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(),
846 Error = ProcessFailure(GCCPath, &GCCArgs[0]);
852 /// create - Try to find the `gcc' executable
854 GCC *GCC::create(std::string &Message,
855 const std::string &GCCBinary,
856 const std::vector<std::string> *Args) {
857 sys::Path GCCPath = sys::Program::FindProgramByName(GCCBinary);
858 if (GCCPath.isEmpty()) {
859 Message = "Cannot find `"+ GCCBinary +"' in executable directory or PATH!\n";
863 sys::Path RemoteClientPath;
864 if (!RemoteClient.empty())
865 RemoteClientPath = sys::Program::FindProgramByName(RemoteClient);
867 Message = "Found gcc: " + GCCPath.str() + "\n";
868 return new GCC(GCCPath, RemoteClientPath, Args);