driver.cpp revision 0ce89c6b36004b2def9e7606c7d4678885314d5f
13ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar//===-- driver.cpp - Clang GCC-Compatible Driver --------------------------===// 23ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 33ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// The LLVM Compiler Infrastructure 43ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 53ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// This file is distributed under the University of Illinois Open Source 63ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// License. See LICENSE.TXT for details. 73ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 83ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar//===----------------------------------------------------------------------===// 93ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 101eb4e64eed08837b85a375d6a953503daa844f07Daniel Dunbar// This is the entry point to the clang driver; it is a thin wrapper 111eb4e64eed08837b85a375d6a953503daa844f07Daniel Dunbar// for functionality in the Driver clang library. 123ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar// 133ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar//===----------------------------------------------------------------------===// 143ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 153ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar#include "clang/Driver/Compilation.h" 163ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar#include "clang/Driver/Driver.h" 172c6f6f3c170502c5b810102cf85f05732a2aa9d0Daniel Dunbar#include "clang/Driver/Option.h" 18af20afb761a2426cd715fb8db36b90092e0bb6efDaniel Dunbar#include "clang/Frontend/DiagnosticOptions.h" 19af20afb761a2426cd715fb8db36b90092e0bb6efDaniel Dunbar#include "clang/Frontend/TextDiagnosticPrinter.h" 202c6f6f3c170502c5b810102cf85f05732a2aa9d0Daniel Dunbar 21510d73200ec48496a2b10703385fe99b51e31fa5Daniel Dunbar#include "llvm/ADT/SmallString.h" 228a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola#include "llvm/ADT/SmallVector.h" 233ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar#include "llvm/ADT/OwningPtr.h" 24dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar#include "llvm/Config/config.h" 258a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola#include "llvm/Support/ErrorHandling.h" 26fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer#include "llvm/Support/FileSystem.h" 278f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar#include "llvm/Support/ManagedStatic.h" 288a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola#include "llvm/Support/MemoryBuffer.h" 298f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar#include "llvm/Support/PrettyStackTrace.h" 300de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar#include "llvm/Support/Regex.h" 3130bc7e8e560941f730fd94109e81ac600767b0abChris Lattner#include "llvm/Support/Timer.h" 324ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar#include "llvm/Support/raw_ostream.h" 3303013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Host.h" 3403013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Path.h" 3503013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Program.h" 3603013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Signals.h" 373a321e23f66128dbb986343927456ff6702af617Michael J. Spencer#include "llvm/Support/system_error.h" 380ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger#include "llvm/Target/TargetRegistry.h" 390ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger#include "llvm/Target/TargetSelect.h" 4043d013d7060e77f0d15faa9cff820c343ba5629aDouglas Gregor#include <cctype> 414ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbarusing namespace clang; 421b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbarusing namespace clang::driver; 433ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 44aeed3da83c112d0649c30493c059314d85d99080Benjamin Kramerllvm::sys::Path GetExecutablePath(const char *Argv0, bool CanonicalPrefixes) { 450f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola if (!CanonicalPrefixes) 460f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola return llvm::sys::Path(Argv0); 470f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola 48734932c7dc77a16b15d466588e10d76bcd6d13c7Daniel Dunbar // This just needs to be some symbol in the binary; C++ doesn't 49734932c7dc77a16b15d466588e10d76bcd6d13c7Daniel Dunbar // allow taking the address of ::main however. 50734932c7dc77a16b15d466588e10d76bcd6d13c7Daniel Dunbar void *P = (void*) (intptr_t) GetExecutablePath; 51734932c7dc77a16b15d466588e10d76bcd6d13c7Daniel Dunbar return llvm::sys::Path::GetMainExecutable(Argv0, P); 52734932c7dc77a16b15d466588e10d76bcd6d13c7Daniel Dunbar} 53734932c7dc77a16b15d466588e10d76bcd6d13c7Daniel Dunbar 54237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbarstatic const char *SaveStringInSet(std::set<std::string> &SavedStrings, 550de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar llvm::StringRef S) { 56ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar return SavedStrings.insert(S).first->c_str(); 57ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar} 58ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar 59ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// ApplyQAOverride - Apply a list of edits to the input argument lists. 60ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 61ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// The input string is a space separate list of edits to perform, 62ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// they are applied in order to the input argument lists. Edits 63ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// should be one of the following forms: 64ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 65e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar/// '#': Silence information about the changes to the command line arguments. 66e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar/// 67ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// '^': Add FOO as a new argument at the beginning of the command line. 68ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 69ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// '+': Add FOO as a new argument at the end of the command line. 70ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 710de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar/// 's/XXX/YYY/': Substitute the regular expression XXX with YYY in the command 720de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar/// line. 73ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 74ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 'xOPTION': Removes all instances of the literal argument OPTION. 75ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 76ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 'XOPTION': Removes all instances of the literal argument OPTION, 77ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// and the following argument. 78ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 79ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// 'Ox': Removes all flags matching 'O' or 'O[sz0-9]' and adds 'Ox' 80ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// at the end of the command line. 81e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar/// 82e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar/// \param OS - The stream to write edit information to. 83e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar/// \param Args - The vector of command line arguments. 84e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar/// \param Edit - The override command to perform. 85e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar/// \param SavedStrings - Set to use for storing string representations. 8630bc7e8e560941f730fd94109e81ac600767b0abChris Lattnerstatic void ApplyOneQAOverride(llvm::raw_ostream &OS, 87e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbar llvm::SmallVectorImpl<const char*> &Args, 8830bc7e8e560941f730fd94109e81ac600767b0abChris Lattner llvm::StringRef Edit, 8930bc7e8e560941f730fd94109e81ac600767b0abChris Lattner std::set<std::string> &SavedStrings) { 90ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar // This does not need to be efficient. 91ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar 92237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar if (Edit[0] == '^') { 93237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar const char *Str = 940de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar SaveStringInSet(SavedStrings, Edit.substr(1)); 95237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Adding argument " << Str << " at beginning\n"; 96237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar Args.insert(Args.begin() + 1, Str); 97237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } else if (Edit[0] == '+') { 98237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar const char *Str = 990de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar SaveStringInSet(SavedStrings, Edit.substr(1)); 100237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Adding argument " << Str << " at end\n"; 101237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar Args.push_back(Str); 1020de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar } else if (Edit[0] == 's' && Edit[1] == '/' && Edit.endswith("/") && 1030de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar Edit.slice(2, Edit.size()-1).find('/') != llvm::StringRef::npos) { 1040de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar llvm::StringRef MatchPattern = Edit.substr(2).split('/').first; 1050de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar llvm::StringRef ReplPattern = Edit.substr(2).split('/').second; 1060de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar ReplPattern = ReplPattern.slice(0, ReplPattern.size()-1); 1070de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar 1080de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar for (unsigned i = 1, e = Args.size(); i != e; ++i) { 1090de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar std::string Repl = llvm::Regex(MatchPattern).sub(ReplPattern, Args[i]); 1100de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar 1110de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar if (Repl != Args[i]) { 1120de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar OS << "### Replacing '" << Args[i] << "' with '" << Repl << "'\n"; 1130de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar Args[i] = SaveStringInSet(SavedStrings, Repl); 1140de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar } 1150de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar } 116237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } else if (Edit[0] == 'x' || Edit[0] == 'X') { 117237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar std::string Option = Edit.substr(1, std::string::npos); 118237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar for (unsigned i = 1; i < Args.size();) { 119237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar if (Option == Args[i]) { 120237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Deleting argument " << Args[i] << '\n'; 121237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar Args.erase(Args.begin() + i); 122237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar if (Edit[0] == 'X') { 123237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar if (i < Args.size()) { 124237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Deleting argument " << Args[i] << '\n'; 125237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar Args.erase(Args.begin() + i); 126237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } else 127237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Invalid X edit, end of command line!\n"; 128237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } 129237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } else 130237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar ++i; 131237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } 132237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } else if (Edit[0] == 'O') { 133237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar for (unsigned i = 1; i < Args.size();) { 134237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar const char *A = Args[i]; 135237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar if (A[0] == '-' && A[1] == 'O' && 136237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar (A[2] == '\0' || 137237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar (A[3] == '\0' && (A[2] == 's' || A[2] == 'z' || 138237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar ('0' <= A[2] && A[2] <= '9'))))) { 139237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Deleting argument " << Args[i] << '\n'; 140237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar Args.erase(Args.begin() + i); 141237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } else 142237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar ++i; 143237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } 144237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Adding argument " << Edit << " at end\n"; 1450de9a7beb107a4306d05cf3589f10c3e01cfcee2Daniel Dunbar Args.push_back(SaveStringInSet(SavedStrings, '-' + Edit.str())); 146237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } else { 147237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar OS << "### Unrecognized edit: " << Edit << "\n"; 148237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar } 149ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar} 150ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar 151ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// ApplyQAOverride - Apply a comma separate list of edits to the 152ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar/// input argument lists. See ApplyOneQAOverride. 153e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbarstatic void ApplyQAOverride(llvm::SmallVectorImpl<const char*> &Args, 15430bc7e8e560941f730fd94109e81ac600767b0abChris Lattner const char *OverrideStr, 15530bc7e8e560941f730fd94109e81ac600767b0abChris Lattner std::set<std::string> &SavedStrings) { 156e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar llvm::raw_ostream *OS = &llvm::errs(); 157237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar 158e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar if (OverrideStr[0] == '#') { 159e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar ++OverrideStr; 160e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar OS = &llvm::nulls(); 161e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar } 162e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar 163e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar *OS << "### QA_OVERRIDE_GCC3_OPTIONS: " << OverrideStr << "\n"; 164ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar 165ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar // This does not need to be efficient. 166ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar 167ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar const char *S = OverrideStr; 168ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar while (*S) { 169ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar const char *End = ::strchr(S, ' '); 170ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar if (!End) 171ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar End = S + strlen(S); 172ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar if (End != S) 173e3d6023cbf99a24609f52adb0af1fa1c6dafefd7Daniel Dunbar ApplyOneQAOverride(*OS, Args, std::string(S, End), SavedStrings); 174ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar S = End; 175ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar if (*S != '\0') 176ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar ++S; 177ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar } 178ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar} 179ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar 180c88aa79a6bdfd445df800006f723f83f39934e98Daniel Dunbarextern int cc1_main(const char **ArgBegin, const char **ArgEnd, 181545c28117c64e78521b8b402caa060ba0b58a530Daniel Dunbar const char *Argv0, void *MainAddr); 18241b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbarextern int cc1as_main(const char **ArgBegin, const char **ArgEnd, 18341b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar const char *Argv0, void *MainAddr); 184217acbfa3524d5805fda7900b26c1e779443588dDaniel Dunbar 1858a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindolastatic void ExpandArgsFromBuf(const char *Arg, 186e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbar llvm::SmallVectorImpl<const char*> &ArgVector, 1878a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola std::set<std::string> &SavedStrings) { 1888a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola const char *FName = Arg + 1; 1894eeebc464e1f968d9968a4786c82558f18ac2ed8Michael J. Spencer llvm::OwningPtr<llvm::MemoryBuffer> MemBuf; 1904eeebc464e1f968d9968a4786c82558f18ac2ed8Michael J. Spencer if (llvm::MemoryBuffer::getFile(FName, MemBuf)) { 1918a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ArgVector.push_back(SaveStringInSet(SavedStrings, Arg)); 1928a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola return; 1938a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 1948a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 1958a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola const char *Buf = MemBuf->getBufferStart(); 1968a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola char InQuote = ' '; 1978a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola std::string CurArg; 1988a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 1998a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola for (const char *P = Buf; ; ++P) { 2008a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (*P == '\0' || (isspace(*P) && InQuote == ' ')) { 2018a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (!CurArg.empty()) { 2028a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2038a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (CurArg[0] != '@') { 2048a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ArgVector.push_back(SaveStringInSet(SavedStrings, CurArg)); 2058a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } else { 2068a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ExpandArgsFromBuf(CurArg.c_str(), ArgVector, SavedStrings); 2078a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2088a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2098a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola CurArg = ""; 2108a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2118a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (*P == '\0') 2128a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola break; 2138a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola else 2148a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola continue; 2158a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2168a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2178a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (isspace(*P)) { 2188a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (InQuote != ' ') 2198a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola CurArg.push_back(*P); 2208a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola continue; 2218a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2228a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2238a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (*P == '"' || *P == '\'') { 2248a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (InQuote == *P) 2258a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola InQuote = ' '; 2268a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola else if (InQuote == ' ') 2278a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola InQuote = *P; 2288a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola else 2298a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola CurArg.push_back(*P); 2308a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola continue; 2318a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2328a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2338a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (*P == '\\') { 2348a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ++P; 2358a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (*P != '\0') 2368a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola CurArg.push_back(*P); 2378a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola continue; 2388a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2398a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola CurArg.push_back(*P); 2408a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2418a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola} 2428a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2438a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindolastatic void ExpandArgv(int argc, const char **argv, 244e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbar llvm::SmallVectorImpl<const char*> &ArgVector, 2458a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola std::set<std::string> &SavedStrings) { 2468a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola for (int i = 0; i < argc; ++i) { 2478a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola const char *Arg = argv[i]; 2488a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (Arg[0] != '@') { 2498a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ArgVector.push_back(SaveStringInSet(SavedStrings, std::string(Arg))); 2508a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola continue; 2518a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2528a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2538a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ExpandArgsFromBuf(Arg, ArgVector, SavedStrings); 2548a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola } 2558a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola} 2568a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 2570ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenbergerstatic void ParseProgName(llvm::SmallVectorImpl<const char *> &ArgVector, 2580ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger std::set<std::string> &SavedStrings, 2590ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger Driver &TheDriver) 2600ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger{ 2610ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // Try to infer frontend type and default target from the program name. 2620ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 2630ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // suffixes[] contains the list of known driver suffixes. 2640ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // Suffixes are compared against the program name in order. 2650ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // If there is a match, the frontend type is updated as necessary (CPP/C++). 2660ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // If there is no match, a second round is done after stripping the last 2670ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // hyphen and everything following it. This allows using something like 2680ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // "clang++-2.9". 2690ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 2700ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // If there is a match in either the first or second round, 2710ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // the function tries to identify a target as prefix. E.g. 2720ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // "x86_64-linux-clang" as interpreted as suffix "clang" with 2730ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // target prefix "x86_64-linux". If such a target prefix is found, 2740ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger // is gets added via -ccc-host-triple as implicit first argument. 2750ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger static const struct { 2760ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger const char *Suffix; 2770ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger bool IsCXX; 2780ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger bool IsCPP; 2790ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger } suffixes [] = { 2800ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "clang", false, false }, 2810ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "clang++", true, false }, 2820ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "clang-c++", true, false }, 2830ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "clang-cc", false, false }, 2840ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "clang-cpp", false, true }, 2850ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "clang-g++", true, false }, 2860ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "clang-gcc", false, false }, 2870ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "cc", false, false }, 2880ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "cpp", false, true }, 2890ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger { "++", true, false }, 2900ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger }; 2910ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger std::string ProgName(llvm::sys::path::stem(ArgVector[0])); 2920ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger llvm::StringRef ProgNameRef(ProgName); 2930ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger llvm::StringRef Prefix; 2940ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 2950ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger for (int Components = 2; Components; --Components) { 2960ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger bool FoundMatch = false; 2970ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger size_t i; 2980ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 2990ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger for (i = 0; i < sizeof(suffixes) / sizeof(suffixes[0]); ++i) { 3000ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (ProgNameRef.endswith(suffixes[i].Suffix)) { 3010ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger FoundMatch = true; 3020ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (suffixes[i].IsCXX) 3030ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger TheDriver.CCCIsCXX = true; 3040ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (suffixes[i].IsCPP) 3050ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger TheDriver.CCCIsCPP = true; 3060ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger break; 3070ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger } 3080ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger } 3090ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 3100ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (FoundMatch) { 3110ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger llvm::StringRef::size_type LastComponent = ProgNameRef.rfind('-', 3120ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger ProgNameRef.size() - strlen(suffixes[i].Suffix)); 3130ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (LastComponent != llvm::StringRef::npos) 3140ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger Prefix = ProgNameRef.slice(0, LastComponent); 3150ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger break; 3160ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger } 3170ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 3180ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger llvm::StringRef::size_type LastComponent = ProgNameRef.rfind('-'); 3190ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (LastComponent == llvm::StringRef::npos) 3200ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger break; 3210ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger ProgNameRef = ProgNameRef.slice(0, LastComponent); 3220ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger } 3230ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 3240ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (Prefix.empty()) 3250ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger return; 3260ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 3270ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger std::string IgnoredError; 3280ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger if (llvm::TargetRegistry::lookupTarget(Prefix, IgnoredError)) { 3290ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger ArgVector.insert(&ArgVector[1], 3300ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger SaveStringInSet(SavedStrings, Prefix)); 3310ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger ArgVector.insert(&ArgVector[1], 3320ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger SaveStringInSet(SavedStrings, std::string("-ccc-host-triple"))); 3330ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger } 3340ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger} 3350ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger 3368a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindolaint main(int argc_, const char **argv_) { 3373ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar llvm::sys::PrintStackTraceOnErrorSignal(); 3388a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola llvm::PrettyStackTraceProgram X(argc_, argv_); 3398a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 3408a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola std::set<std::string> SavedStrings; 341e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbar llvm::SmallVector<const char*, 256> argv; 3428a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola 3438a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ExpandArgv(argc_, argv_, argv, SavedStrings); 3443ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 34541b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar // Handle -cc1 integrated tools. 3468a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola if (argv.size() > 1 && llvm::StringRef(argv[1]).startswith("-cc1")) { 34741b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar llvm::StringRef Tool = argv[1] + 4; 34841b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar 34941b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar if (Tool == "") 350e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbar return cc1_main(argv.data()+2, argv.data()+argv.size(), argv[0], 35141b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar (void*) (intptr_t) GetExecutablePath); 35241b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar if (Tool == "as") 353e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbar return cc1as_main(argv.data()+2, argv.data()+argv.size(), argv[0], 35441b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar (void*) (intptr_t) GetExecutablePath); 35541b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar 35641b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar // Reject unknown tools. 35741b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar llvm::errs() << "error: unknown integrated tool '" << Tool << "'\n"; 35841b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar return 1; 35941b5b17445ab3bdf957ebd4be6c8670f09a212a8Daniel Dunbar } 360c88aa79a6bdfd445df800006f723f83f39934e98Daniel Dunbar 3610f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola bool CanonicalPrefixes = true; 3628a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola for (int i = 1, size = argv.size(); i < size; ++i) { 3630f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola if (llvm::StringRef(argv[i]) == "-no-canonical-prefixes") { 3640f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola CanonicalPrefixes = false; 3650f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola break; 3660f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola } 3670f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola } 3680f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola 3690f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola llvm::sys::Path Path = GetExecutablePath(argv[0], CanonicalPrefixes); 3700f4c59c3beae302b5a3ecea13f2e257bdaad3188Rafael Espindola 371bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor TextDiagnosticPrinter *DiagClient 372bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor = new TextDiagnosticPrinter(llvm::errs(), DiagnosticOptions()); 373d5b08bee799d4f77f1a25fa5977ca77b983ab031Michael J. Spencer DiagClient->setPrefix(llvm::sys::path::stem(Path.str())); 37433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis llvm::IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs()); 37533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Diagnostic Diags(DiagID, DiagClient); 376510d73200ec48496a2b10703385fe99b51e31fa5Daniel Dunbar 377f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar#ifdef CLANG_IS_PRODUCTION 378240c734ee5a57000fdb870109e50102317b2cc3dKovarththanan Rajaratnam const bool IsProduction = true; 3795d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar# ifdef CLANGXX_IS_PRODUCTION 3805d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar const bool CXXIsProduction = true; 3815d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar# else 3825d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar const bool CXXIsProduction = false; 3835d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar# endif 384f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar#else 385240c734ee5a57000fdb870109e50102317b2cc3dKovarththanan Rajaratnam const bool IsProduction = false; 3865d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar const bool CXXIsProduction = false; 387f44c58563286bb448a72ed9c9af5f21718633230Daniel Dunbar#endif 3880bbad519aa068206f1e158d5073f72a39fbe83c5Daniel Dunbar Driver TheDriver(Path.str(), llvm::sys::getHostTriple(), 3895d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar "a.out", IsProduction, CXXIsProduction, 3905d93ed3c7a2dae0a8f422747e269963b3ef11d95Daniel Dunbar Diags); 391e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar 392edf29b00bc1641034b38be92146e15f0625a45d2Daniel Dunbar // Attempt to find the original path used to invoke the driver, to determine 393edf29b00bc1641034b38be92146e15f0625a45d2Daniel Dunbar // the installed path. We do this manually, because we want to support that 394edf29b00bc1641034b38be92146e15f0625a45d2Daniel Dunbar // path being a symlink. 395fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer { 396fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer llvm::SmallString<128> InstalledPath(argv[0]); 397fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer 398fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer // Do a PATH lookup, if there are no directory components. 399fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer if (llvm::sys::path::filename(InstalledPath) == InstalledPath) { 400fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer llvm::sys::Path Tmp = llvm::sys::Program::FindProgramByName( 401fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer llvm::sys::path::filename(InstalledPath.str())); 402fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer if (!Tmp.empty()) 403fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer InstalledPath = Tmp.str(); 404fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer } 405fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer llvm::sys::fs::make_absolute(InstalledPath); 406fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer InstalledPath = llvm::sys::path::parent_path(InstalledPath); 407fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer bool exists; 408fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer if (!llvm::sys::fs::exists(InstalledPath.str(), exists) && exists) 409fbfd180495e7800975c6d9bdc6d24e706ef70e34Michael J. Spencer TheDriver.setInstalledDir(InstalledPath); 410edf29b00bc1641034b38be92146e15f0625a45d2Daniel Dunbar } 411edf29b00bc1641034b38be92146e15f0625a45d2Daniel Dunbar 4120ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger llvm::InitializeAllTargets(); 4130ce89c6b36004b2def9e7606c7d4678885314d5fJoerg Sonnenberger ParseProgName(argv, SavedStrings, TheDriver); 4149ade4ae4fb7ed1fcbd63835d9f8f53052f0657a2Joerg Sonnenberger 4154c00fcdf98d3d7c4cb47b64f8b770f8f4bff1357Daniel Dunbar // Handle CC_PRINT_OPTIONS and CC_PRINT_OPTIONS_FILE. 4164c00fcdf98d3d7c4cb47b64f8b770f8f4bff1357Daniel Dunbar TheDriver.CCPrintOptions = !!::getenv("CC_PRINT_OPTIONS"); 4174c00fcdf98d3d7c4cb47b64f8b770f8f4bff1357Daniel Dunbar if (TheDriver.CCPrintOptions) 4184c00fcdf98d3d7c4cb47b64f8b770f8f4bff1357Daniel Dunbar TheDriver.CCPrintOptionsFilename = ::getenv("CC_PRINT_OPTIONS_FILE"); 4194c00fcdf98d3d7c4cb47b64f8b770f8f4bff1357Daniel Dunbar 420322c29fefe7fa33f03273136eb5f8b7f5b4df7c0Daniel Dunbar // Handle CC_PRINT_HEADERS and CC_PRINT_HEADERS_FILE. 421322c29fefe7fa33f03273136eb5f8b7f5b4df7c0Daniel Dunbar TheDriver.CCPrintHeaders = !!::getenv("CC_PRINT_HEADERS"); 422322c29fefe7fa33f03273136eb5f8b7f5b4df7c0Daniel Dunbar if (TheDriver.CCPrintHeaders) 423322c29fefe7fa33f03273136eb5f8b7f5b4df7c0Daniel Dunbar TheDriver.CCPrintHeadersFilename = ::getenv("CC_PRINT_HEADERS_FILE"); 424322c29fefe7fa33f03273136eb5f8b7f5b4df7c0Daniel Dunbar 425ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar // Handle QA_OVERRIDE_GCC3_OPTIONS and CCC_ADD_ARGS, used for editing a 426ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar // command line behind the scenes. 427ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar if (const char *OverrideStr = ::getenv("QA_OVERRIDE_GCC3_OPTIONS")) { 428ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar // FIXME: Driver shouldn't take extra initial argument. 4298a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ApplyQAOverride(argv, OverrideStr, SavedStrings); 430ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar } else if (const char *Cur = ::getenv("CCC_ADD_ARGS")) { 431e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar // FIXME: Driver shouldn't take extra initial argument. 4328a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola std::vector<const char*> ExtraArgs; 433e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar 434e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar for (;;) { 435e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar const char *Next = strchr(Cur, ','); 436237a31bf663c8c3783bd71dc7cfbdd0425a8ba69Daniel Dunbar 437e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar if (Next) { 4388a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ExtraArgs.push_back(SaveStringInSet(SavedStrings, 4398a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola std::string(Cur, Next))); 440e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar Cur = Next + 1; 441e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar } else { 442ec9587d5bed6149f6df8b57192bb787c62aedb1bDaniel Dunbar if (*Cur != '\0') 4438a1af325b424c3cf62a6164a43466b473ec5a666Rafael Espindola ExtraArgs.push_back(SaveStringInSet(SavedStrings, Cur)); 444e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar break; 445e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar } 446e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar } 447e5be6dac24946e9521af78fce8e531e605f563d4Daniel Dunbar 448e5d69670b6e49d11287bc8f031e0e2081755cfacDaniel Dunbar argv.insert(&argv[1], ExtraArgs.begin(), ExtraArgs.end()); 44906e35d3d02a1147a448cf08c9c34bc3acccaa63cRafael Espindola } 4503ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 4515633c1e4a7a5dd6dc5a4468f1660fabe70b0d2f8Daniel Dunbar llvm::OwningPtr<Compilation> C(TheDriver.BuildCompilation(argv.size(), 4525633c1e4a7a5dd6dc5a4468f1660fabe70b0d2f8Daniel Dunbar &argv[0])); 453af96def468042cfbed55a4cc12b1bb917ead4f33Daniel Dunbar int Res = 0; 454af96def468042cfbed55a4cc12b1bb917ead4f33Daniel Dunbar if (C.get()) 455c88a88f6f7672b6bb831dce9da4acfa0c846975fDaniel Dunbar Res = TheDriver.ExecuteCompilation(*C); 45630bc7e8e560941f730fd94109e81ac600767b0abChris Lattner 45730bc7e8e560941f730fd94109e81ac600767b0abChris Lattner // If any timers were active but haven't been destroyed yet, print their 45830bc7e8e560941f730fd94109e81ac600767b0abChris Lattner // results now. This happens in -disable-free mode. 45930bc7e8e560941f730fd94109e81ac600767b0abChris Lattner llvm::TimerGroup::printAll(llvm::errs()); 46030bc7e8e560941f730fd94109e81ac600767b0abChris Lattner 4618f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar llvm::llvm_shutdown(); 4628f25c79e59d88df41c5a3cabba1c58035d384a6eDaniel Dunbar 463af96def468042cfbed55a4cc12b1bb917ead4f33Daniel Dunbar return Res; 4643ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar} 465