Driver.cpp revision f353c8cc2ee1cc16ff194b399a8d951f707fb129
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 103ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar#include "clang/Driver/Driver.h" 113ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 1253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar#include "clang/Driver/Action.h" 131b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/Arg.h" 141b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/ArgList.h" 151b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/Compilation.h" 164ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar#include "clang/Driver/DriverDiagnostic.h" 17dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar#include "clang/Driver/HostInfo.h" 18f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "clang/Driver/Job.h" 190648262df75d97b464c2be0ed867da3615659785Daniel Dunbar#include "clang/Driver/Option.h" 201b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar#include "clang/Driver/Options.h" 21f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "clang/Driver/Tool.h" 22f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "clang/Driver/ToolChain.h" 2353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar#include "clang/Driver/Types.h" 240648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 251368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar#include "llvm/ADT/StringSet.h" 260648262df75d97b464c2be0ed867da3615659785Daniel Dunbar#include "llvm/Support/raw_ostream.h" 2753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar#include "llvm/System/Path.h" 28ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 29f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar#include "InputInfo.h" 30f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 31ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar#include <map> 32ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 331b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbarusing namespace clang::driver; 341b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar 35dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel DunbarDriver::Driver(const char *_Name, const char *_Dir, 364ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar const char *_DefaultHostTriple, 37f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *_DefaultImageName, 384ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar Diagnostic &_Diags) 394ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar : Opts(new OptTable()), Diags(_Diags), 40dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar Name(_Name), Dir(_Dir), DefaultHostTriple(_DefaultHostTriple), 41f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar DefaultImageName(_DefaultImageName), 42dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar Host(0), 43365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCIsCXX(false), CCCEcho(false), 448b1604ece7bf6dc2ba811cd7d8767557e55e2ec2Daniel Dunbar CCCNoClang(false), CCCNoClangCXX(false), CCCNoClangCPP(false), 458b1604ece7bf6dc2ba811cd7d8767557e55e2ec2Daniel Dunbar SuppressMissingInputWarning(false) 46365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar{ 473ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar} 483ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 493ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel DunbarDriver::~Driver() { 501b3bb6efc59a21f794b534078f9ae7e95393f510Daniel Dunbar delete Opts; 513ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar} 523ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar 530648262df75d97b464c2be0ed867da3615659785Daniel DunbarArgList *Driver::ParseArgStrings(const char **ArgBegin, const char **ArgEnd) { 540648262df75d97b464c2be0ed867da3615659785Daniel Dunbar ArgList *Args = new ArgList(ArgBegin, ArgEnd); 550648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 56ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // FIXME: Handle '@' args (or at least error on them). 57ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 580648262df75d97b464c2be0ed867da3615659785Daniel Dunbar unsigned Index = 0, End = ArgEnd - ArgBegin; 590648262df75d97b464c2be0ed867da3615659785Daniel Dunbar while (Index < End) { 604139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar // gcc's handling of empty arguments doesn't make 614139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar // sense, but this is not a common use case. :) 624139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar // 634139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar // We just ignore them here (note that other things may 644139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar // still take them as arguments). 654139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar if (Args->getArgString(Index)[0] == '\0') { 664139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar ++Index; 674139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar continue; 684139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar } 694139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar 700648262df75d97b464c2be0ed867da3615659785Daniel Dunbar unsigned Prev = Index; 710648262df75d97b464c2be0ed867da3615659785Daniel Dunbar Arg *A = getOpts().ParseOneArg(*Args, Index, End); 7253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (A) { 7353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (A->getOption().isUnsupported()) { 74b897f5d3ebfb62c2745e2e2af7faa9920c882438Daniel Dunbar Diag(clang::diag::err_drv_unsupported_opt) << A->getOption().getName(); 7553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar continue; 7653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 7753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 780648262df75d97b464c2be0ed867da3615659785Daniel Dunbar Args->append(A); 7953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 800648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 810648262df75d97b464c2be0ed867da3615659785Daniel Dunbar assert(Index > Prev && "Parser failed to consume argument."); 820648262df75d97b464c2be0ed867da3615659785Daniel Dunbar } 830648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 840648262df75d97b464c2be0ed867da3615659785Daniel Dunbar return Args; 850648262df75d97b464c2be0ed867da3615659785Daniel Dunbar} 860648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 873ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel DunbarCompilation *Driver::BuildCompilation(int argc, const char **argv) { 88cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: Handle environment options which effect driver behavior, 89cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // somewhere (client?). GCC_EXEC_PREFIX, COMPILER_PATH, 90cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // LIBRARY_PATH, LPATH, CC_PRINT_OPTIONS, QA_OVERRIDE_GCC3_OPTIONS. 91cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 92cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: What are we going to do with -V and -b? 93cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 94cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: Handle CCC_ADD_ARGS. 95cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 96365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // FIXME: This stuff needs to go into the Compilation, not the 97365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // driver. 9853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar bool CCCPrintOptions = false, CCCPrintActions = false; 990648262df75d97b464c2be0ed867da3615659785Daniel Dunbar 100365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar const char **Start = argv + 1, **End = argv + argc; 101dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar const char *HostTriple = DefaultHostTriple.c_str(); 102365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 103365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // Read -ccc args. 104365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // 105365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // FIXME: We need to figure out where this behavior should 106365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // live. Most of it should be outside in the client; the parts that 107365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // aren't should have proper options, either by introducing new ones 108365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // or by overloading gcc ones like -V or -b. 109365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar for (; Start != End && memcmp(*Start, "-ccc-", 5) == 0; ++Start) { 110365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar const char *Opt = *Start + 5; 111365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 112365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar if (!strcmp(Opt, "print-options")) { 113365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCPrintOptions = true; 114365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else if (!strcmp(Opt, "print-phases")) { 11553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar CCCPrintActions = true; 116365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else if (!strcmp(Opt, "cxx")) { 117365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCIsCXX = true; 118365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else if (!strcmp(Opt, "echo")) { 119365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCEcho = true; 120365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 121365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else if (!strcmp(Opt, "no-clang")) { 122365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCNoClang = true; 123365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else if (!strcmp(Opt, "no-clang-cxx")) { 124365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCNoClangCXX = true; 125365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else if (!strcmp(Opt, "no-clang-cpp")) { 126365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCNoClangCPP = true; 127365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else if (!strcmp(Opt, "clang-archs")) { 128365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar assert(Start+1 < End && "FIXME: -ccc- argument handling."); 129365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar const char *Cur = *++Start; 130365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 131365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar for (;;) { 132365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar const char *Next = strchr(Cur, ','); 133365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 134365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar if (Next) { 135365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCClangArchs.insert(std::string(Cur, Next)); 136365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar Cur = Next + 1; 137365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else { 138365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar CCCClangArchs.insert(std::string(Cur)); 139365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar break; 140365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 141365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 142365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 143dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar } else if (!strcmp(Opt, "host-triple")) { 144365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar assert(Start+1 < End && "FIXME: -ccc- argument handling."); 145dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar HostTriple = *++Start; 146365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 147365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } else { 148365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // FIXME: Error handling. 149365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar llvm::errs() << "invalid option: " << *Start << "\n"; 150365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar exit(1); 151365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 152365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 153dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 154365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar ArgList *Args = ParseArgStrings(Start, End); 155365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 156cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar Host = Driver::GetHostInfo(HostTriple); 157cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar DefaultToolChain = Host->getToolChain(*Args); 158cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 159365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar // FIXME: This behavior shouldn't be here. 160365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar if (CCCPrintOptions) { 16153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar PrintOptions(*Args); 162ab835430b4f758dd49903251c7c7f21b95933c89Daniel Dunbar return 0; 163365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar } 16453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 165cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar if (!HandleImmediateArgs(*Args)) 166cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return 0; 167cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 16853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Construct the list of abstract actions to perform for this 16953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // compilation. 170d65bddcbe1385a4de212ecbbdc8919c54b3efeb0Daniel Dunbar ActionList Actions; 17153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Host->useDriverDriver()) 17253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar BuildUniversalActions(*Args, Actions); 17353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar else 17453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar BuildActions(*Args, Actions); 17553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 17653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (CCCPrintActions) { 177ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar PrintActions(*Args, Actions); 178ab835430b4f758dd49903251c7c7f21b95933c89Daniel Dunbar return 0; 17953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 180ab835430b4f758dd49903251c7c7f21b95933c89Daniel Dunbar 181586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar // The compilation takes ownership of Args. 182586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar Compilation *C = new Compilation(*DefaultToolChain, Args); 183586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar BuildJobs(*C, Actions); 1848d2554a2c3201aa664cbf2108cf9d57aa0aa4b0aDaniel Dunbar 1858d2554a2c3201aa664cbf2108cf9d57aa0aa4b0aDaniel Dunbar return C; 186365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar} 187365c02f65be026f90e67a8e00e7b827cee60e228Daniel Dunbar 188d65bddcbe1385a4de212ecbbdc8919c54b3efeb0Daniel Dunbarvoid Driver::PrintOptions(const ArgList &Args) const { 1890648262df75d97b464c2be0ed867da3615659785Daniel Dunbar unsigned i = 0; 19053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); 1910648262df75d97b464c2be0ed867da3615659785Daniel Dunbar it != ie; ++it, ++i) { 1920648262df75d97b464c2be0ed867da3615659785Daniel Dunbar Arg *A = *it; 1930648262df75d97b464c2be0ed867da3615659785Daniel Dunbar llvm::errs() << "Option " << i << " - " 1940648262df75d97b464c2be0ed867da3615659785Daniel Dunbar << "Name: \"" << A->getOption().getName() << "\", " 1950648262df75d97b464c2be0ed867da3615659785Daniel Dunbar << "Values: {"; 1960648262df75d97b464c2be0ed867da3615659785Daniel Dunbar for (unsigned j = 0; j < A->getNumValues(); ++j) { 1970648262df75d97b464c2be0ed867da3615659785Daniel Dunbar if (j) 1980648262df75d97b464c2be0ed867da3615659785Daniel Dunbar llvm::errs() << ", "; 19953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar llvm::errs() << '"' << A->getValue(Args, j) << '"'; 2000648262df75d97b464c2be0ed867da3615659785Daniel Dunbar } 2010648262df75d97b464c2be0ed867da3615659785Daniel Dunbar llvm::errs() << "}\n"; 2020648262df75d97b464c2be0ed867da3615659785Daniel Dunbar } 2033ede8d0a7d1813f678ccc6011a99a0834b1b6116Daniel Dunbar} 204dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 205cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbarvoid Driver::PrintVersion() const { 206cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: Get a reasonable version number. 207cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 208cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: The following handlers should use a callback mechanism, we 209cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // don't know what the client would like to do. 210cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar llvm::outs() << "ccc version 1.0" << "\n"; 211cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 212cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 213cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbarbool Driver::HandleImmediateArgs(const ArgList &Args) { 214cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // The order these options are handled in in gcc is all over the 215cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // place, but we don't expect inconsistencies w.r.t. that to matter 216cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // in practice. 217cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar if (Args.hasArg(options::OPT_v) || 218cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar Args.hasArg(options::OPT__HASH_HASH_HASH)) { 219cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar PrintVersion(); 220cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar SuppressMissingInputWarning = true; 221cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 222cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 223cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: The following handlers should use a callback mechanism, we 224cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // don't know what the client would like to do. 225cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar if (Arg *A = Args.getLastArg(options::OPT_print_file_name_EQ)) { 226cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar llvm::outs() << GetFilePath(A->getValue(Args)).toString() << "\n"; 227cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return false; 228cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 229cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 230cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar if (Arg *A = Args.getLastArg(options::OPT_print_prog_name_EQ)) { 231cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar llvm::outs() << GetProgramPath(A->getValue(Args)).toString() << "\n"; 232cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return false; 233cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 234cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 2354139340644a0a41c2529c183c4b60bb55c3fdc79Daniel Dunbar if (Args.hasArg(options::OPT_print_libgcc_file_name)) { 236cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar llvm::outs() << GetProgramPath("libgcc.a").toString() << "\n"; 237cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return false; 238cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar } 239cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 240cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return true; 241cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 242cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 243ba1021388e6839b76c8968b931189361c7286674Daniel Dunbarstatic unsigned PrintActions1(const ArgList &Args, 244ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar Action *A, 245ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar std::map<Action*, unsigned> &Ids) { 246ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar if (Ids.count(A)) 247ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar return Ids[A]; 248ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 249ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar std::string str; 250ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar llvm::raw_string_ostream os(str); 251ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 252ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << Action::getClassName(A->getKind()) << ", "; 253ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar if (InputAction *IA = dyn_cast<InputAction>(A)) { 2543dbd6c51bcd8a730c3fe58e29d7e0d999a94fa91Daniel Dunbar os << "\"" << IA->getInputArg().getValue(Args) << "\""; 255ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } else if (BindArchAction *BIA = dyn_cast<BindArchAction>(A)) { 256ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << "\"" << BIA->getArchName() << "\", " 257ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar << "{" << PrintActions1(Args, *BIA->begin(), Ids) << "}"; 258ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } else { 259ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << "{"; 260ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar for (Action::iterator it = A->begin(), ie = A->end(); it != ie;) { 261ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << PrintActions1(Args, *it, Ids); 262ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar ++it; 263ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar if (it != ie) 264ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << ", "; 265ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } 266ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar os << "}"; 267ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar } 268ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 269ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar unsigned Id = Ids.size(); 270ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar Ids[A] = Id; 271b269c32596dadf9f653cfffae6981d27e6eebc2eDaniel Dunbar llvm::errs() << Id << ": " << os.str() << ", " 272ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar << types::getTypeName(A->getType()) << "\n"; 273ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 274ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar return Id; 275ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar} 276ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar 277ba1021388e6839b76c8968b931189361c7286674Daniel Dunbarvoid Driver::PrintActions(const ArgList &Args, 278ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar const ActionList &Actions) const { 279ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar std::map<Action*, unsigned> Ids; 280ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar for (ActionList::const_iterator it = Actions.begin(), ie = Actions.end(); 281b269c32596dadf9f653cfffae6981d27e6eebc2eDaniel Dunbar it != ie; ++it) 282ba1021388e6839b76c8968b931189361c7286674Daniel Dunbar PrintActions1(Args, *it, Ids); 28353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar} 28453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 28557b704d8d8f49bcaf856a3e37941d5ac6456eb50Daniel Dunbarvoid Driver::BuildUniversalActions(ArgList &Args, ActionList &Actions) const { 2861368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar // Collect the list of architectures. Duplicates are allowed, but 2871368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar // should only be handled once (in the order seen). 2881368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar llvm::StringSet<> ArchNames; 2891368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar llvm::SmallVector<const char *, 4> Archs; 2902fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); 2912fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar it != ie; ++it) { 2922fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Arg *A = *it; 2932fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 2942fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (A->getOption().getId() == options::OPT_arch) { 2951368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar const char *Name = A->getValue(Args); 2961368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar 2972fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // FIXME: We need to handle canonicalization of the specified 2982fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // arch? 2992fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3001368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar if (ArchNames.insert(Name)) 3011368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar Archs.push_back(Name); 3022fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 3032fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 3042fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3052fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // When there is no explicit arch for this platform, get one from 3062fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // the host so that -Xarch_ is handled correctly. 3072fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (!Archs.size()) { 3082fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar const char *Arch = Host->getArchName().c_str(); 3091368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar Archs.push_back(Arch); 3102fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 3112fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3122fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // FIXME: We killed off some others but these aren't yet detected in 3132fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // a functional manner. If we added information to jobs about which 3142fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // "auxiliary" files they wrote then we could detect the conflict 3152fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // these cause downstream. 3162fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (Archs.size() > 1) { 3172fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // No recovery needed, the point of this is just to prevent 3182fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // overwriting the same files. 3192fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (const Arg *A = Args.getLastArg(options::OPT_M_Group)) 3202fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Diag(clang::diag::err_drv_invalid_opt_with_multiple_archs) 3212fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar << A->getOption().getName(); 3222fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (const Arg *A = Args.getLastArg(options::OPT_save_temps)) 3232fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Diag(clang::diag::err_drv_invalid_opt_with_multiple_archs) 3242fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar << A->getOption().getName(); 3252fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 3262fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3272fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar ActionList SingleActions; 3282fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar BuildActions(Args, SingleActions); 3292fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3302fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // Add in arch binding and lipo (if necessary) for every top level 3312fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // action. 3322fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar for (unsigned i = 0, e = SingleActions.size(); i != e; ++i) { 3332fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Action *Act = SingleActions[i]; 3342fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3352fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // Make sure we can lipo this kind of output. If not (and it is an 3362fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // actual output) then we disallow, since we can't create an 3372fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // output file with the right name without overwriting it. We 3382fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // could remove this oddity by just changing the output names to 3392fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // include the arch, which would also fix 3402fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // -save-temps. Compatibility wins for now. 3412fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3423dbd6c51bcd8a730c3fe58e29d7e0d999a94fa91Daniel Dunbar if (Archs.size() > 1 && !types::canLipoType(Act->getType())) 3432fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Diag(clang::diag::err_drv_invalid_output_with_multiple_archs) 3442fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar << types::getTypeName(Act->getType()); 3452fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3462fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar ActionList Inputs; 3471368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar for (unsigned i = 0, e = Archs.size(); i != e; ++i ) 3481368954db9ce2989ed8f03f5c65e8ee775a5229aDaniel Dunbar Inputs.push_back(new BindArchAction(Act, Archs[i])); 3492fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar 3502fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // Lipo if necessary, We do it this way because we need to set the 3512fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar // arch flag so that -Xarch_ gets overwritten. 3522fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar if (Inputs.size() == 1 || Act->getType() == types::TY_Nothing) 3532fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Actions.append(Inputs.begin(), Inputs.end()); 3542fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar else 3552fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar Actions.push_back(new LipoJobAction(Inputs, Act->getType())); 3562fe63e6adac0b9e5f52bcc3100b545e379417e6eDaniel Dunbar } 35753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar} 35853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 35957b704d8d8f49bcaf856a3e37941d5ac6456eb50Daniel Dunbarvoid Driver::BuildActions(ArgList &Args, ActionList &Actions) const { 360af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // Start by constructing the list of inputs and their types. 361af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 36283dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar // Track the current user specified (-x) input. We also explicitly 36383dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar // track the argument used to set the type; we only want to claim 36483dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar // the type when we actually use it, so we warn about unused -x 36583dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar // arguments. 36683dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar types::ID InputType = types::TY_Nothing; 36783dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar Arg *InputTypeArg = 0; 36883dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar 36953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar llvm::SmallVector<std::pair<types::ID, const Arg*>, 16> Inputs; 37053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); 37153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar it != ie; ++it) { 37253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Arg *A = *it; 37353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 37453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (isa<InputOption>(A->getOption())) { 37553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar const char *Value = A->getValue(Args); 37653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar types::ID Ty = types::TY_INVALID; 37753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 37853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Infer the input type if necessary. 37983dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar if (InputType == types::TY_Nothing) { 38083dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar // If there was an explicit arg for this, claim it. 38183dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar if (InputTypeArg) 38283dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar InputTypeArg->claim(); 38383dd21f6b4e6e109b893c0d42bc81e4883c342f7Daniel Dunbar 38453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // stdin must be handled specially. 38553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (memcmp(Value, "-", 2) == 0) { 38653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // If running with -E, treat as a C input (this changes the 38753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // builtin macros, for example). This may be overridden by 38853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // -ObjC below. 38953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // 39053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Otherwise emit an error but still use a valid type to 39153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // avoid spurious errors (e.g., no inputs). 3928022fd46d45005de63306a7513aece20a1be16edDaniel Dunbar if (!Args.hasArg(options::OPT_E, false)) 393b897f5d3ebfb62c2745e2e2af7faa9920c882438Daniel Dunbar Diag(clang::diag::err_drv_unknown_stdin_type); 39453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_C; 39553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } else { 39653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Otherwise lookup by extension, and fallback to ObjectType 39753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // if not found. 39853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (const char *Ext = strrchr(Value, '.')) 39953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::lookupTypeForExtension(Ext + 1); 40053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Ty == types::TY_INVALID) 40153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_Object; 40253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 40353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 40453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // -ObjC and -ObjC++ override the default language, but only 40553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // -for "source files". We just treat everything that isn't a 40653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // -linker input as a source file. 40753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // 40853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // FIXME: Clean this up if we move the phase sequence into the 40953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // type. 41053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Ty != types::TY_Object) { 41153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (Args.hasArg(options::OPT_ObjC)) 41253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_ObjC; 41353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar else if (Args.hasArg(options::OPT_ObjCXX)) 41453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = types::TY_ObjCXX; 41553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 41653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } else { 41753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar assert(InputTypeArg && "InputType set w/o InputTypeArg"); 41853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar InputTypeArg->claim(); 41953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Ty = InputType; 42053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 42153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 42253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Check that the file exists. It isn't clear this is worth 42353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // doing, since the tool presumably does this anyway, and this 42453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // just adds an extra stat to the equation, but this is gcc 42553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // compatible. 426411f2e42f5f8cd715d39664ed662668af437b16dDaniel Dunbar A->claim(); 42753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (memcmp(Value, "-", 2) != 0 && !llvm::sys::Path(Value).exists()) 428b897f5d3ebfb62c2745e2e2af7faa9920c882438Daniel Dunbar Diag(clang::diag::err_drv_no_such_file) << A->getValue(Args); 42953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar else 43053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Inputs.push_back(std::make_pair(Ty, A)); 43153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 43253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } else if (A->getOption().isLinkerInput()) { 43353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Just treat as object type, we could make a special type for 43453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // this if necessary. 435411f2e42f5f8cd715d39664ed662668af437b16dDaniel Dunbar A->claim(); 43653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar Inputs.push_back(std::make_pair(types::TY_Object, A)); 43753ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 43853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } else if (A->getOption().getId() == options::OPT_x) { 43953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar InputTypeArg = A; 44053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar InputType = types::lookupTypeForTypeSpecifier(A->getValue(Args)); 44153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 44253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // Follow gcc behavior and treat as linker input for invalid -x 44353ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // options. Its not clear why we shouldn't just revert to 44453ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // unknown; but this isn't very important, we might as well be 44553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar // bug comatible. 44653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar if (!InputType) { 447b897f5d3ebfb62c2745e2e2af7faa9920c882438Daniel Dunbar Diag(clang::diag::err_drv_unknown_language) << A->getValue(Args); 44853ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar InputType = types::TY_Object; 44953ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 45053ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 45153ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 45253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 4538b1604ece7bf6dc2ba811cd7d8767557e55e2ec2Daniel Dunbar if (!SuppressMissingInputWarning && Inputs.empty()) { 454af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar Diag(clang::diag::err_drv_no_input_files); 455af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar return; 456af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar } 457af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 458af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // Determine which compilation mode we are in. We look for options 459af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // which affect the phase, starting with the earliest phases, and 460af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // record which option we used to determine the final phase. 461ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Arg *FinalPhaseArg = 0; 462ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar phases::ID FinalPhase; 463af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 464af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // -{E,M,MM} only run the preprocessor. 465ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if ((FinalPhaseArg = Args.getLastArg(options::OPT_E)) || 466ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_M)) || 467ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_MM))) { 468ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Preprocess; 469af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 4708022fd46d45005de63306a7513aece20a1be16edDaniel Dunbar // -{fsyntax-only,-analyze,emit-llvm,S} only run up to the compiler. 4718022fd46d45005de63306a7513aece20a1be16edDaniel Dunbar } else if ((FinalPhaseArg = Args.getLastArg(options::OPT_fsyntax_only)) || 4728022fd46d45005de63306a7513aece20a1be16edDaniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT__analyze)) || 4738022fd46d45005de63306a7513aece20a1be16edDaniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_emit_llvm)) || 474ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar (FinalPhaseArg = Args.getLastArg(options::OPT_S))) { 475ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Compile; 476af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 477af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // -c only runs up to the assembler. 478ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } else if ((FinalPhaseArg = Args.getLastArg(options::OPT_c))) { 479ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Assemble; 480af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 481af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // Otherwise do everything. 482af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar } else 483ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar FinalPhase = phases::Link; 484af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 485af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // Reject -Z* at the top level, these options should never have been 486af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar // exposed by gcc. 487af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar if (Arg *A = Args.getLastArg(options::OPT_Z)) 488af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar Diag(clang::diag::err_drv_use_of_Z_option) << A->getValue(Args); 489af61c71137d1f7239d6b9d7425ce083db7ba31dfDaniel Dunbar 490ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Construct the actions to perform. 491ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar ActionList LinkerInputs; 49253ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { 493ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar types::ID InputType = Inputs[i].first; 494ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar const Arg *InputArg = Inputs[i].second; 495ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 496ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar unsigned NumSteps = types::getNumCompilationPhases(InputType); 497ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar assert(NumSteps && "Invalid number of steps!"); 498ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 499ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // If the first step comes after the final phase we are doing as 500ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // part of this compilation, warn the user about it. 501ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar phases::ID InitialPhase = types::getCompilationPhase(InputType, 0); 502ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (InitialPhase > FinalPhase) { 503ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Diag(clang::diag::warn_drv_input_file_unused) 504ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar << InputArg->getValue(Args) 505ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar << getPhaseName(InitialPhase) 506ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar << FinalPhaseArg->getOption().getName(); 507ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar continue; 508ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 509ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 510ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Build the pipeline for this file. 511ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Action *Current = new InputAction(*InputArg, InputType); 512ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar for (unsigned i = 0; i != NumSteps; ++i) { 513ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar phases::ID Phase = types::getCompilationPhase(InputType, i); 514ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 515ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // We are done if this step is past what the user requested. 516ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Phase > FinalPhase) 517ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar break; 518ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 519ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Queue linker inputs. 520ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Phase == phases::Link) { 521ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar assert(i + 1 == NumSteps && "linking must be final compilation step."); 522ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar LinkerInputs.push_back(Current); 523ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Current = 0; 524ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar break; 525ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 526ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 527ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Otherwise construct the appropriate action. 528ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Current = ConstructPhaseAction(Args, Phase, Current); 529ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Current->getType() == types::TY_Nothing) 530ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar break; 531ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 532ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 533ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // If we ended with something, add to the output list. 534ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Current) 535ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Actions.push_back(Current); 53653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar } 537ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 538ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Add a link action if necessary. 539ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (!LinkerInputs.empty()) 540ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Actions.push_back(new LinkJobAction(LinkerInputs, types::TY_Image)); 541ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar} 542ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 543ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel DunbarAction *Driver::ConstructPhaseAction(const ArgList &Args, phases::ID Phase, 544ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Action *Input) const { 545ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar // Build the appropriate action. 546ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar switch (Phase) { 547ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Link: assert(0 && "link action invalid here."); 548ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Preprocess: { 549ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar types::ID OutputTy = types::getPreprocessedType(Input->getType()); 550ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar assert(OutputTy != types::TY_INVALID && 551ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar "Cannot preprocess this input type!"); 552ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new PreprocessJobAction(Input, OutputTy); 553ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 554ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Precompile: 555ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new PrecompileJobAction(Input, types::TY_PCH); 556ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Compile: { 557ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar if (Args.hasArg(options::OPT_fsyntax_only)) { 558ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new CompileJobAction(Input, types::TY_Nothing); 559ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } else if (Args.hasArg(options::OPT__analyze)) { 560ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new AnalyzeJobAction(Input, types::TY_Plist); 561ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } else if (Args.hasArg(options::OPT_emit_llvm)) { 562ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar types::ID Output = 563ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar Args.hasArg(options::OPT_S) ? types::TY_LLVMAsm : types::TY_LLVMBC; 564ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new CompileJobAction(Input, Output); 565ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } else { 566ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new CompileJobAction(Input, types::TY_PP_Asm); 567ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 568ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 569ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar case phases::Assemble: 570ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return new AssembleJobAction(Input, types::TY_Object); 571ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar } 572ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar 573ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar assert(0 && "invalid phase in ConstructPhaseAction"); 574ad2a9af666efdd9afe3bb5f886bcb0d1c9a0f0c3Daniel Dunbar return 0; 57553ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar} 57653ec55215075c8f4ddd47ca6ed7d382f16beb670Daniel Dunbar 577f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbarvoid Driver::BuildJobs(Compilation &C, const ActionList &Actions) const { 578f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool SaveTemps = C.getArgs().hasArg(options::OPT_save_temps); 579f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool UsePipes = C.getArgs().hasArg(options::OPT_pipe); 580f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 581f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // -save-temps inhibits pipes. 582f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (SaveTemps && UsePipes) { 583f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Diag(clang::diag::warn_drv_pipe_ignored_with_save_temps); 584f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar UsePipes = true; 585f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 586f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 587f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Arg *FinalOutput = C.getArgs().getLastArg(options::OPT_o); 588f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 589f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // It is an error to provide a -o option if we are making multiple 590f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // output files. 591f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (FinalOutput) { 592f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar unsigned NumOutputs = 0; 593f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar for (ActionList::const_iterator it = Actions.begin(), ie = Actions.end(); 594f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar it != ie; ++it) 595f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if ((*it)->getType() != types::TY_Nothing) 596f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar ++NumOutputs; 597f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 598f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (NumOutputs > 1) { 599f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Diag(clang::diag::err_drv_output_argument_with_multiple_files); 600f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar FinalOutput = 0; 601f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 602f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 603f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 604f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar for (ActionList::const_iterator it = Actions.begin(), ie = Actions.end(); 605f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar it != ie; ++it) { 606f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Action *A = *it; 607f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 608f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // If we are linking an image for multiple archs then the linker 609f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // wants -arch_multiple and -final_output <final image 610f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // name>. Unfortunately, this doesn't fit in cleanly because we 611f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // have to pass this information down. 612f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // 613f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // FIXME: This is a hack; find a cleaner way to integrate this 614f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // into the process. 615f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *LinkingOutput = 0; 616f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (isa<LinkJobAction>(A)) { 617f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (FinalOutput) 618f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar LinkingOutput = FinalOutput->getValue(C.getArgs()); 619f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar else 620f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar LinkingOutput = DefaultImageName.c_str(); 621f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 622f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 623f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfo II; 624f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar BuildJobsForAction(C, 625f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar A, DefaultToolChain, 626f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar /*CanAcceptPipe*/ true, 627f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar /*AtTopLevel*/ true, 628f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar /*LinkingOutput*/ LinkingOutput, 629f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar II); 630f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 631586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar 632586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar // If there were no errors, warn about any unused arguments. 633586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar for (ArgList::const_iterator it = C.getArgs().begin(), ie = C.getArgs().end(); 634586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar it != ie; ++it) { 635586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar Arg *A = *it; 636586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar 637586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar // FIXME: It would be nice to be able to send the argument to the 638586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar // Diagnostic, so that extra values, position, and so on could be 639586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar // printed. 640586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar if (!A->isClaimed()) 641586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar Diag(clang::diag::warn_drv_unused_argument) 642586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar << A->getOption().getName(); 643586dc233bb88f2920c9f3638f69cef0ccd55dcedDaniel Dunbar } 64457b704d8d8f49bcaf856a3e37941d5ac6456eb50Daniel Dunbar} 64557b704d8d8f49bcaf856a3e37941d5ac6456eb50Daniel Dunbar 646f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbarvoid Driver::BuildJobsForAction(Compilation &C, 647f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const Action *A, 648f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const ToolChain *TC, 649f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool CanAcceptPipe, 650f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool AtTopLevel, 651f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *LinkingOutput, 652f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfo &Result) const { 653f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (const InputAction *IA = dyn_cast<InputAction>(A)) { 654f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *Name = IA->getInputArg().getValue(C.getArgs()); 655f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Result = InputInfo(Name, A->getType(), Name); 656f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar return; 657f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 658f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 659f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (const BindArchAction *BAA = dyn_cast<BindArchAction>(A)) { 660f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *ArchName = BAA->getArchName(); 661f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar BuildJobsForAction(C, 662f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar *BAA->begin(), 663f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Host->getToolChain(C.getArgs(), ArchName), 664f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar CanAcceptPipe, 665f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar AtTopLevel, 666f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar LinkingOutput, 667f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Result); 668f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar return; 669f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 670f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 671f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const JobAction *JA = cast<JobAction>(A); 672f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const Tool &T = TC->SelectTool(C, *JA); 673f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 674f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // See if we should use an integrated preprocessor. We do so when we 675f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // have exactly one input, since this is the only use case we care 676f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // about (irrelevant since we don't support combine yet). 677f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool UseIntegratedCPP = false; 678f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const ActionList *Inputs = &A->getInputs(); 679f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (Inputs->size() == 1 && isa<PreprocessJobAction>(*Inputs->begin())) { 680f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (!C.getArgs().hasArg(options::OPT_no_integrated_cpp) && 681f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar !C.getArgs().hasArg(options::OPT_traditional_cpp) && 682f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar !C.getArgs().hasArg(options::OPT_save_temps) && 683f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar T.hasIntegratedCPP()) { 684f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar UseIntegratedCPP = true; 685f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Inputs = &(*Inputs)[0]->getInputs(); 686f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 687f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 688f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 689f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // Only use pipes when there is exactly one input. 690f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool TryToUsePipeInput = Inputs->size() == 1 && T.acceptsPipedInput(); 691f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar llvm::SmallVector<InputInfo, 4> InputInfos; 692f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar for (ActionList::const_iterator it = Inputs->begin(), ie = Inputs->end(); 693f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar it != ie; ++it) { 694f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfo II; 695f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar BuildJobsForAction(C, *it, TC, TryToUsePipeInput, 696f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar /*AtTopLevel*/false, 697f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar LinkingOutput, 698f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar II); 699f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar InputInfos.push_back(II); 700f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 701f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 702f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // Determine if we should output to a pipe. 703f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar bool OutputToPipe = false; 704f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (CanAcceptPipe && T.canPipeOutput()) { 705f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // Some actions default to writing to a pipe if they are the top 706f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // level phase and there was no user override. 707f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // 708f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // FIXME: Is there a better way to handle this? 709f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (AtTopLevel) { 710f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (isa<PreprocessJobAction>(A) && !C.getArgs().hasArg(options::OPT_o)) 711f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar OutputToPipe = true; 712f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } else if (C.getArgs().hasArg(options::OPT_pipe)) 713f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar OutputToPipe = true; 714f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 715f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 716f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // Figure out where to put the job (pipes). 717f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Job *Dest = &C.getJobs(); 718f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar if (InputInfos[0].isPipe()) { 719f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar assert(InputInfos.size() == 1 && "Unexpected pipe with multiple inputs."); 720f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Dest = &InputInfos[0].getPipe(); 721f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar } 722f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 723f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // Always use the first input as the base input. 724f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *BaseInput = InputInfos[0].getBaseInput(); 725f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar const char *Output = "foo"; 726f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar // FIXME: Make the job. 727f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 728f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar Result = InputInfo(Output, A->getType(), BaseInput); 729f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar} 730f353c8cc2ee1cc16ff194b399a8d951f707fb129Daniel Dunbar 7312ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarllvm::sys::Path Driver::GetFilePath(const char *Name, 7322ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar const ToolChain *TC) const { 733cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: Implement. 7342ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar if (!TC) TC = DefaultToolChain; 7352ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 736cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return llvm::sys::Path(Name); 737cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 738cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 7392ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarllvm::sys::Path Driver::GetProgramPath(const char *Name, 7402ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar const ToolChain *TC) const { 741cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar // FIXME: Implement. 7422ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar if (!TC) TC = DefaultToolChain; 7432ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 744cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar return llvm::sys::Path(Name); 745cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar} 746cb881672c2c46142ec1bdfa401c9818ae805db0fDaniel Dunbar 747dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel DunbarHostInfo *Driver::GetHostInfo(const char *Triple) { 748dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar // Dice into arch, platform, and OS. This matches 749dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar // arch,platform,os = '(.*?)-(.*?)-(.*?)' 750dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar // and missing fields are left empty. 751dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar std::string Arch, Platform, OS; 752dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 753dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar if (const char *ArchEnd = strchr(Triple, '-')) { 754dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar Arch = std::string(Triple, ArchEnd); 755dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 756dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar if (const char *PlatformEnd = strchr(ArchEnd+1, '-')) { 757dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar Platform = std::string(ArchEnd+1, PlatformEnd); 758dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar OS = PlatformEnd+1; 759dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar } else 760dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar Platform = ArchEnd+1; 761dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar } else 762dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar Arch = Triple; 763dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 764a88162c1b3922f64914c55ebe2c558881e960426Daniel Dunbar if (memcmp(&OS[0], "darwin", 6) == 0) 765dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar return new DarwinHostInfo(Arch.c_str(), Platform.c_str(), OS.c_str()); 766dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar 767dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar return new UnknownHostInfo(Arch.c_str(), Platform.c_str(), OS.c_str()); 768dd98e2cad165ca73c769e4f105a4e47c2216387aDaniel Dunbar} 769