//===--- Tools.cpp - Tools Implementations ------------------------------*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #include "Tools.h" #include "clang/Driver/Action.h" #include "clang/Driver/Arg.h" #include "clang/Driver/ArgList.h" #include "clang/Driver/Driver.h" // FIXME: Remove? #include "clang/Driver/DriverDiagnostic.h" // FIXME: Remove? #include "clang/Driver/Compilation.h" #include "clang/Driver/Job.h" #include "clang/Driver/HostInfo.h" #include "clang/Driver/Option.h" #include "clang/Driver/ToolChain.h" #include "clang/Driver/Util.h" #include "llvm/ADT/SmallVector.h" #include "llvm/Support/Format.h" #include "llvm/Support/raw_ostream.h" #include "InputInfo.h" #include "ToolChains.h" using namespace clang::driver; using namespace clang::driver::tools; static const char *MakeFormattedString(const ArgList &Args, const llvm::format_object_base &Fmt) { std::string Str; llvm::raw_string_ostream(Str) << Fmt; return Args.MakeArgString(Str.c_str()); } void Clang::AddPreprocessingOptions(const Driver &D, const ArgList &Args, ArgStringList &CmdArgs, const InputInfo &Output, const InputInfoList &Inputs) const { Arg *A; if ((A = Args.getLastArg(options::OPT_C)) || (A = Args.getLastArg(options::OPT_CC))) { if (!Args.hasArg(options::OPT_E)) D.Diag(clang::diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) << "-E"; A->render(Args, CmdArgs); } // Handle dependency file generation. if ((A = Args.getLastArg(options::OPT_M)) || (A = Args.getLastArg(options::OPT_MM)) || (A = Args.getLastArg(options::OPT_MD)) || (A = Args.getLastArg(options::OPT_MMD))) { // Determine the output location. const char *DepFile; if (Output.getType() == types::TY_Dependencies) { if (Output.isPipe()) DepFile = "-"; else DepFile = Output.getFilename(); } else if (Arg *MF = Args.getLastArg(options::OPT_MF)) { DepFile = MF->getValue(Args); } else if (A->getOption().getId() == options::OPT_M || A->getOption().getId() == options::OPT_MM) { DepFile = "-"; } else { DepFile = darwin::CC1::getDependencyFileName(Args, Inputs); } CmdArgs.push_back("-dependency-file"); CmdArgs.push_back(DepFile); // Add an -MT option if the user didn't specify their own. // FIXME: This should use -MQ, when we support it. if (!Args.hasArg(options::OPT_MT) && !Args.hasArg(options::OPT_MQ)) { const char *DepTarget; // If user provided -o, that is the dependency target, except // when we are only generating a dependency file. Arg *OutputOpt = Args.getLastArg(options::OPT_o); if (OutputOpt && Output.getType() != types::TY_Dependencies) { DepTarget = OutputOpt->getValue(Args); } else { // Otherwise derive from the base input. // // FIXME: This should use the computed output file location. llvm::sys::Path P(Inputs[0].getBaseInput()); P.eraseSuffix(); P.appendSuffix("o"); DepTarget = Args.MakeArgString(P.getLast().c_str()); } CmdArgs.push_back("-MT"); CmdArgs.push_back(DepTarget); } if (A->getOption().getId() == options::OPT_M || A->getOption().getId() == options::OPT_MD) CmdArgs.push_back("-sys-header-deps"); } Args.AddLastArg(CmdArgs, options::OPT_MP); Args.AddAllArgs(CmdArgs, options::OPT_MT); // FIXME: Use iterator. // Add -i* options, and automatically translate to // -include-pch/-include-pth for transparent PCH support. It's // wonky, but we include looking for .gch so we can support seamless // replacement into a build system already set up to be generating // .gch files. for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); it != ie; ++it) { const Arg *A = *it; if (!A->getOption().matches(options::OPT_clang_i_Group)) continue; if (A->getOption().matches(options::OPT_include)) { bool FoundPTH = false; bool FoundPCH = false; llvm::sys::Path P(A->getValue(Args)); if (D.CCCUsePCH) { P.appendSuffix("pch"); if (P.exists()) FoundPCH = true; else P.eraseSuffix(); } if (!FoundPCH) { P.appendSuffix("pth"); if (P.exists()) FoundPTH = true; else P.eraseSuffix(); } if (!FoundPCH && !FoundPTH) { P.appendSuffix("gch"); if (P.exists()) { FoundPCH = D.CCCUsePCH; FoundPTH = !D.CCCUsePCH; } else P.eraseSuffix(); } if (FoundPCH || FoundPTH) { A->claim(); if (D.CCCUsePCH) CmdArgs.push_back("-include-pch"); else CmdArgs.push_back("-include-pth"); CmdArgs.push_back(Args.MakeArgString(P.c_str())); continue; } } // Not translated, render as usual. A->claim(); A->render(Args, CmdArgs); } Args.AddAllArgs(CmdArgs, options::OPT_D, options::OPT_U); Args.AddAllArgs(CmdArgs, options::OPT_I_Group, options::OPT_F); // Add -Wp, and -Xassembler if using the preprocessor. // FIXME: There is a very unfortunate problem here, some troubled // souls abuse -Wp, to pass preprocessor options in gcc syntax. To // really support that we would have to parse and then translate // those options. :( Args.AddAllArgValues(CmdArgs, options::OPT_Wp_COMMA, options::OPT_Xpreprocessor); } void Clang::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { const Driver &D = getToolChain().getHost().getDriver(); ArgStringList CmdArgs; assert(Inputs.size() == 1 && "Unable to handle multiple inputs."); CmdArgs.push_back("-triple"); const char *TripleStr = Args.MakeArgString(getToolChain().getTripleString().c_str()); CmdArgs.push_back(TripleStr); if (isa(JA)) { assert(JA.getType() == types::TY_Plist && "Invalid output type."); CmdArgs.push_back("-analyze"); } else if (isa(JA)) { if (Output.getType() == types::TY_Dependencies) CmdArgs.push_back("-Eonly"); else CmdArgs.push_back("-E"); } else if (isa(JA)) { if (D.CCCUsePCH) CmdArgs.push_back("-emit-pch"); else CmdArgs.push_back("-emit-pth"); } else { assert(isa(JA) && "Invalid action for clang tool."); if (JA.getType() == types::TY_Nothing) { CmdArgs.push_back("-fsyntax-only"); } else if (JA.getType() == types::TY_LLVMAsm) { CmdArgs.push_back("-emit-llvm"); } else if (JA.getType() == types::TY_LLVMBC) { CmdArgs.push_back("-emit-llvm-bc"); } else if (JA.getType() == types::TY_PP_Asm) { CmdArgs.push_back("-S"); } } // The make clang go fast button. CmdArgs.push_back("-disable-free"); // Set the main file name, so that debug info works even with // -save-temps. CmdArgs.push_back("-main-file-name"); CmdArgs.push_back(darwin::CC1::getBaseInputName(Args, Inputs)); // Some flags which affect the language (via preprocessor // defines). See darwin::CC1::AddCPPArgs. if (Args.hasArg(options::OPT_static)) CmdArgs.push_back("-static-define"); if (isa(JA)) { // Add default argument set. if (!Args.hasArg(options::OPT__analyzer_no_default_checks)) { CmdArgs.push_back("-warn-dead-stores"); CmdArgs.push_back("-checker-cfref"); CmdArgs.push_back("-analyzer-eagerly-assume"); CmdArgs.push_back("-warn-objc-methodsigs"); // Do not enable the missing -dealloc check. // '-warn-objc-missing-dealloc', CmdArgs.push_back("-warn-objc-unused-ivars"); } // Set the output format. The default is plist, for (lame) historical // reasons. CmdArgs.push_back("-analyzer-output"); if (Arg *A = Args.getLastArg(options::OPT__analyzer_output)) CmdArgs.push_back(A->getValue(Args)); else CmdArgs.push_back("plist"); // Add -Xanalyzer arguments when running as analyzer. Args.AddAllArgValues(CmdArgs, options::OPT_Xanalyzer); } // Perform argument translation for LLVM backend. This // takes some care in reconciling with llvm-gcc. The // issue is that llvm-gcc translates these options based on // the values in cc1, whereas we are processing based on // the driver arguments. // // FIXME: This is currently broken for -f flags when -fno // variants are present. // This comes from the default translation the driver + cc1 // would do to enable flag_pic. // // FIXME: Centralize this code. bool PICEnabled = (Args.hasArg(options::OPT_fPIC) || Args.hasArg(options::OPT_fpic) || Args.hasArg(options::OPT_fPIE) || Args.hasArg(options::OPT_fpie)); bool PICDisabled = (Args.hasArg(options::OPT_mkernel) || Args.hasArg(options::OPT_static)); const char *Model = getToolChain().GetForcedPicModel(); if (!Model) { if (Args.hasArg(options::OPT_mdynamic_no_pic)) Model = "dynamic-no-pic"; else if (PICDisabled) Model = "static"; else if (PICEnabled) Model = "pic"; else Model = getToolChain().GetDefaultRelocationModel(); } CmdArgs.push_back("--relocation-model"); CmdArgs.push_back(Model); // Infer the __PIC__ value. // // FIXME: This isn't quite right on Darwin, which always sets // __PIC__=2. if (strcmp(Model, "pic") == 0 || strcmp(Model, "dynamic-no-pic") == 0) { if (Args.hasArg(options::OPT_fPIC)) CmdArgs.push_back("-pic-level=2"); else CmdArgs.push_back("-pic-level=1"); } if (Args.hasArg(options::OPT_ftime_report)) CmdArgs.push_back("--time-passes"); // FIXME: Set --enable-unsafe-fp-math. if (!Args.hasArg(options::OPT_fomit_frame_pointer)) CmdArgs.push_back("--disable-fp-elim"); if (!Args.hasFlag(options::OPT_fzero_initialized_in_bss, options::OPT_fno_zero_initialized_in_bss, true)) CmdArgs.push_back("--nozero-initialized-in-bss"); if (Args.hasArg(options::OPT_dA) || Args.hasArg(options::OPT_fverbose_asm)) CmdArgs.push_back("--asm-verbose"); if (Args.hasArg(options::OPT_fdebug_pass_structure)) CmdArgs.push_back("--debug-pass=Structure"); if (Args.hasArg(options::OPT_fdebug_pass_arguments)) CmdArgs.push_back("--debug-pass=Arguments"); // FIXME: set --inline-threshhold=50 if (optimize_size || optimize // < 3) if (Args.hasFlag(options::OPT_funwind_tables, options::OPT_fno_unwind_tables, (getToolChain().IsUnwindTablesDefault() && !Args.hasArg(options::OPT_mkernel)))) CmdArgs.push_back("--unwind-tables=1"); else CmdArgs.push_back("--unwind-tables=0"); if (!Args.hasFlag(options::OPT_mred_zone, options::OPT_mno_red_zone, true) || Args.hasArg(options::OPT_mkernel) || Args.hasArg(options::OPT_fapple_kext)) CmdArgs.push_back("--disable-red-zone"); if (Args.hasFlag(options::OPT_msoft_float, options::OPT_mno_soft_float, false)) CmdArgs.push_back("--no-implicit-float"); // FIXME: Handle -mtune=. (void) Args.hasArg(options::OPT_mtune_EQ); if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) { // FIXME: We may need some translation here from the options gcc takes to // names the LLVM backend understand? CmdArgs.push_back("-mcpu"); CmdArgs.push_back(A->getValue(Args)); } else { // Select default CPU. // FIXME: Need target hooks. if (memcmp(getToolChain().getOS().c_str(), "darwin", 6) == 0) { if (getToolChain().getArchName() == "x86_64") CmdArgs.push_back("--mcpu=core2"); else if (getToolChain().getArchName() == "i386") CmdArgs.push_back("--mcpu=yonah"); } else { if (getToolChain().getArchName() == "x86_64") CmdArgs.push_back("--mcpu=x86-64"); else if (getToolChain().getArchName() == "i386") CmdArgs.push_back("--mcpu=pentium4"); } } // FIXME: Use iterator. for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); it != ie; ++it) { const Arg *A = *it; if (A->getOption().matches(options::OPT_m_x86_Features_Group)) { const char *Name = A->getOption().getName(); // Skip over "-m". assert(Name[0] == '-' && Name[1] == 'm' && "Invalid feature name."); Name += 2; bool IsNegative = memcmp(Name, "no-", 3) == 0; if (IsNegative) Name += 3; A->claim(); CmdArgs.push_back("-target-feature"); CmdArgs.push_back(MakeFormattedString(Args, llvm::format("%c%s", IsNegative ? '-' : '+', Name))); } } if (Args.hasFlag(options::OPT_fmath_errno, options::OPT_fno_math_errno, getToolChain().IsMathErrnoDefault())) CmdArgs.push_back("--fmath-errno=1"); else CmdArgs.push_back("--fmath-errno=0"); if (Arg *A = Args.getLastArg(options::OPT_flimited_precision_EQ)) { CmdArgs.push_back("--limit-float-precision"); CmdArgs.push_back(A->getValue(Args)); } // FIXME: Add --stack-protector-buffer-size= on // -fstack-protect. Arg *Unsupported; if ((Unsupported = Args.getLastArg(options::OPT_MG)) || (Unsupported = Args.getLastArg(options::OPT_MQ)) || (Unsupported = Args.getLastArg(options::OPT_iframework))) D.Diag(clang::diag::err_drv_clang_unsupported) << Unsupported->getOption().getName(); Args.AddAllArgs(CmdArgs, options::OPT_v); Args.AddLastArg(CmdArgs, options::OPT_P); Args.AddLastArg(CmdArgs, options::OPT_mmacosx_version_min_EQ); Args.AddLastArg(CmdArgs, options::OPT_miphoneos_version_min_EQ); Args.AddLastArg(CmdArgs, options::OPT_print_ivar_layout); // Special case debug options to only pass -g to clang. This is // wrong. if (Args.hasArg(options::OPT_g_Group)) CmdArgs.push_back("-g"); Args.AddLastArg(CmdArgs, options::OPT_nostdinc); Args.AddLastArg(CmdArgs, options::OPT_isysroot); // Add preprocessing options like -I, -D, etc. if we are using the // preprocessor. // // FIXME: Support -fpreprocessed types::ID InputType = Inputs[0].getType(); if (types::getPreprocessedType(InputType) != types::TY_INVALID) AddPreprocessingOptions(D, Args, CmdArgs, Output, Inputs); // Manually translate -O to -O1 and -O4 to -O3; let clang reject // others. if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { if (A->getOption().getId() == options::OPT_O4) CmdArgs.push_back("-O3"); else if (A->getValue(Args)[0] == '\0') CmdArgs.push_back("-O1"); else A->render(Args, CmdArgs); } Args.AddAllArgs(CmdArgs, options::OPT_W_Group, options::OPT_pedantic_Group); Args.AddLastArg(CmdArgs, options::OPT_w); // Handle -{std, ansi, trigraphs} -- take the last of -{std, ansi} // (-ansi is equivalent to -std=c89). // // If a std is supplied, only add -trigraphs if it follows the // option. if (Arg *Std = Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi)) { if (Std->getOption().matches(options::OPT_ansi)) CmdArgs.push_back("-std=c89"); else Std->render(Args, CmdArgs); if (Arg *A = Args.getLastArg(options::OPT_trigraphs)) if (A->getIndex() > Std->getIndex()) A->render(Args, CmdArgs); } else { // Honor -std-default. Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ, "-std=", /*Joined=*/true); Args.AddLastArg(CmdArgs, options::OPT_trigraphs); } if (Arg *A = Args.getLastArg(options::OPT_ftemplate_depth_)) { CmdArgs.push_back("-ftemplate-depth"); CmdArgs.push_back(A->getValue(Args)); } // Forward -f options which we can pass directly. Args.AddLastArg(CmdArgs, options::OPT_femit_all_decls); Args.AddLastArg(CmdArgs, options::OPT_fexceptions); Args.AddLastArg(CmdArgs, options::OPT_ffreestanding); Args.AddLastArg(CmdArgs, options::OPT_fheinous_gnu_extensions); Args.AddLastArg(CmdArgs, options::OPT_fgnu_runtime); Args.AddLastArg(CmdArgs, options::OPT_flax_vector_conversions); Args.AddLastArg(CmdArgs, options::OPT_fmessage_length_EQ); Args.AddLastArg(CmdArgs, options::OPT_fms_extensions); Args.AddLastArg(CmdArgs, options::OPT_fnext_runtime); Args.AddLastArg(CmdArgs, options::OPT_fno_caret_diagnostics); Args.AddLastArg(CmdArgs, options::OPT_fno_show_column); Args.AddLastArg(CmdArgs, options::OPT_fobjc_gc_only); Args.AddLastArg(CmdArgs, options::OPT_fobjc_gc); Args.AddLastArg(CmdArgs, options::OPT_fobjc_sender_dependent_dispatch); // FIXME: Should we remove this? Args.AddLastArg(CmdArgs, options::OPT_fobjc_nonfragile_abi); Args.AddLastArg(CmdArgs, options::OPT_fobjc_tight_layout); Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_print_source_range_info); Args.AddLastArg(CmdArgs, options::OPT_ftime_report); Args.AddLastArg(CmdArgs, options::OPT_ftrapv); Args.AddLastArg(CmdArgs, options::OPT_fvisibility_EQ); Args.AddLastArg(CmdArgs, options::OPT_fwritable_strings); // Forward stack protector flags. if (Arg *A = Args.getLastArg(options::OPT_fno_stack_protector, options::OPT_fstack_protector_all, options::OPT_fstack_protector)) { if (A->getOption().matches(options::OPT_fno_stack_protector)) CmdArgs.push_back("--stack-protector=0"); else if (A->getOption().matches(options::OPT_fstack_protector)) CmdArgs.push_back("--stack-protector=1"); else CmdArgs.push_back("--stack-protector=2"); } // Forward -f options with positive and negative forms; we translate // these by hand. // -fbuiltin is default, only pass non-default. if (!Args.hasFlag(options::OPT_fbuiltin, options::OPT_fno_builtin)) CmdArgs.push_back("-fbuiltin=0"); // -fblocks default varies depending on platform and language; only // pass if specified. if (Arg *A = Args.getLastArg(options::OPT_fblocks, options::OPT_fno_blocks)) { if (A->getOption().matches(options::OPT_fblocks)) CmdArgs.push_back("-fblocks"); else CmdArgs.push_back("-fblocks=0"); } // -fsigned-char/-funsigned-char default varies depending on platform; only // pass if specified. if (Arg *A = Args.getLastArg(options::OPT_fsigned_char, options::OPT_funsigned_char)) { if (A->getOption().matches(options::OPT_fsigned_char)) CmdArgs.push_back("-fsigned-char"); else CmdArgs.push_back("-fsigned-char=0"); } // -fno-pascal-strings is default, only pass non-default. If the // -tool chain happened to translate to -mpascal-strings, we want to // -back translate here. // // FIXME: This is gross; that translation should be pulled from the // tool chain. if (Args.hasFlag(options::OPT_fpascal_strings, options::OPT_fno_pascal_strings, false) || Args.hasFlag(options::OPT_mpascal_strings, options::OPT_mno_pascal_strings, false)) CmdArgs.push_back("-fpascal-strings"); // -fcommon is default, only pass non-default. if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common)) CmdArgs.push_back("-fno-common"); // -fsigned-bitfields is default, and clang doesn't yet support // --funsigned-bitfields. if (!Args.hasFlag(options::OPT_fsigned_bitfields, options::OPT_funsigned_bitfields)) D.Diag(clang::diag::warn_drv_clang_unsupported) << Args.getLastArg(options::OPT_funsigned_bitfields)->getAsString(Args); // -fdiagnostics-fixit-info is default, only pass non-default. if (!Args.hasFlag(options::OPT_fdiagnostics_fixit_info, options::OPT_fno_diagnostics_fixit_info)) CmdArgs.push_back("-fno-diagnostics-fixit-info"); // Enable -fdiagnostics-show-option by default. if (Args.hasFlag(options::OPT_fdiagnostics_show_option, options::OPT_fno_diagnostics_show_option)) CmdArgs.push_back("-fdiagnostics-show-option"); if (!Args.hasFlag(options::OPT_fcolor_diagnostics, options::OPT_fno_color_diagnostics)) CmdArgs.push_back("-fno-color-diagnostics"); if (!Args.hasFlag(options::OPT_fshow_source_location, options::OPT_fno_show_source_location)) CmdArgs.push_back("-fno-show-source-location"); // -fdollars-in-identifiers default varies depending on platform and // language; only pass if specified. if (Arg *A = Args.getLastArg(options::OPT_fdollars_in_identifiers, options::OPT_fno_dollars_in_identifiers)) { if (A->getOption().matches(options::OPT_fdollars_in_identifiers)) CmdArgs.push_back("-fdollars-in-identifiers=1"); else CmdArgs.push_back("-fdollars-in-identifiers=0"); } // -funit-at-a-time is default, and we don't support -fno-unit-at-a-time for // practical purposes. if (Arg *A = Args.getLastArg(options::OPT_funit_at_a_time, options::OPT_fno_unit_at_a_time)) { if (A->getOption().matches(options::OPT_fno_unit_at_a_time)) D.Diag(clang::diag::err_drv_clang_unsupported) << A->getAsString(Args); } Args.AddLastArg(CmdArgs, options::OPT_dM); Args.AddLastArg(CmdArgs, options::OPT_dD); Args.AddAllArgValues(CmdArgs, options::OPT_Xclang); Args.AddAllArgValues(CmdArgs, options::OPT_mllvm); if (Output.getType() == types::TY_Dependencies) { // Handled with other dependency code. } else if (Output.isPipe()) { CmdArgs.push_back("-o"); CmdArgs.push_back("-"); } else if (Output.isFilename()) { CmdArgs.push_back("-o"); CmdArgs.push_back(Output.getFilename()); } else { assert(Output.isNothing() && "Invalid output."); } for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; CmdArgs.push_back("-x"); CmdArgs.push_back(types::getTypeName(II.getType())); if (II.isPipe()) CmdArgs.push_back("-"); else if (II.isFilename()) CmdArgs.push_back(II.getFilename()); else II.getInputArg().renderAsInput(Args, CmdArgs); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "clang-cc").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); // Explicitly warn that these options are unsupported, even though // we are allowing compilation to continue. // FIXME: Use iterator. for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); it != ie; ++it) { const Arg *A = *it; if (A->getOption().matches(options::OPT_pg)) { A->claim(); D.Diag(clang::diag::warn_drv_clang_unsupported) << A->getAsString(Args); } } // Claim some arguments which clang supports automatically. // -fpch-preprocess is used with gcc to add a special marker in the // -output to include the PCH file. Clang's PTH solution is // -completely transparent, so we do not need to deal with it at // -all. Args.ClaimAllArgs(options::OPT_fpch_preprocess); // Claim some arguments which clang doesn't support, but we don't // care to warn the user about. // FIXME: Use iterator. for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); it != ie; ++it) { const Arg *A = *it; if (A->getOption().matches(options::OPT_clang_ignored_f_Group) || A->getOption().matches(options::OPT_clang_ignored_m_Group)) A->claim(); } } void gcc::Common::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { const Driver &D = getToolChain().getHost().getDriver(); ArgStringList CmdArgs; for (ArgList::const_iterator it = Args.begin(), ie = Args.end(); it != ie; ++it) { Arg *A = *it; if (A->getOption().hasForwardToGCC()) { // It is unfortunate that we have to claim here, as this means // we will basically never report anything interesting for // platforms using a generic gcc, even if we are just using gcc // to get to the assembler. A->claim(); A->render(Args, CmdArgs); } } RenderExtraToolArgs(CmdArgs); // If using a driver driver, force the arch. const std::string &Arch = getToolChain().getArchName(); if (getToolChain().getHost().useDriverDriver()) { CmdArgs.push_back("-arch"); // FIXME: Remove these special cases. if (Arch == "powerpc") CmdArgs.push_back("ppc"); else if (Arch == "powerpc64") CmdArgs.push_back("ppc64"); else CmdArgs.push_back(Args.MakeArgString(Arch.c_str())); } // Try to force gcc to match the tool chain we want, if we recognize // the arch. // // FIXME: The triple class should directly provide the information we want // here. if (Arch == "i386" || Arch == "powerpc") CmdArgs.push_back("-m32"); else if (Arch == "x86_64" || Arch == "powerpc64") CmdArgs.push_back("-m64"); if (Output.isPipe()) { CmdArgs.push_back("-o"); CmdArgs.push_back("-"); } else if (Output.isFilename()) { CmdArgs.push_back("-o"); CmdArgs.push_back(Output.getFilename()); } else { assert(Output.isNothing() && "Unexpected output"); CmdArgs.push_back("-fsyntax-only"); } // Only pass -x if gcc will understand it; otherwise hope gcc // understands the suffix correctly. The main use case this would go // wrong in is for linker inputs if they happened to have an odd // suffix; really the only way to get this to happen is a command // like '-x foobar a.c' which will treat a.c like a linker input. // // FIXME: For the linker case specifically, can we safely convert // inputs into '-Wl,' options? for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; // Don't try to pass LLVM inputs to a generic gcc. if (II.getType() == types::TY_LLVMBC) D.Diag(clang::diag::err_drv_no_linker_llvm_support) << getToolChain().getTripleString().c_str(); if (types::canTypeBeUserSpecified(II.getType())) { CmdArgs.push_back("-x"); CmdArgs.push_back(types::getTypeName(II.getType())); } if (II.isPipe()) CmdArgs.push_back("-"); else if (II.isFilename()) CmdArgs.push_back(II.getFilename()); else // Don't render as input, we need gcc to do the translations. II.getInputArg().render(Args, CmdArgs); } const char *GCCName = getToolChain().getHost().getDriver().CCCGenericGCCName.c_str(); const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, GCCName).c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void gcc::Preprocess::RenderExtraToolArgs(ArgStringList &CmdArgs) const { CmdArgs.push_back("-E"); } void gcc::Precompile::RenderExtraToolArgs(ArgStringList &CmdArgs) const { // The type is good enough. } void gcc::Compile::RenderExtraToolArgs(ArgStringList &CmdArgs) const { CmdArgs.push_back("-S"); } void gcc::Assemble::RenderExtraToolArgs(ArgStringList &CmdArgs) const { CmdArgs.push_back("-c"); } void gcc::Link::RenderExtraToolArgs(ArgStringList &CmdArgs) const { // The types are (hopefully) good enough. } const char *darwin::CC1::getCC1Name(types::ID Type) const { switch (Type) { default: assert(0 && "Unexpected type for Darwin CC1 tool."); case types::TY_Asm: case types::TY_C: case types::TY_CHeader: case types::TY_PP_C: case types::TY_PP_CHeader: return "cc1"; case types::TY_ObjC: case types::TY_ObjCHeader: case types::TY_PP_ObjC: case types::TY_PP_ObjCHeader: return "cc1obj"; case types::TY_CXX: case types::TY_CXXHeader: case types::TY_PP_CXX: case types::TY_PP_CXXHeader: return "cc1plus"; case types::TY_ObjCXX: case types::TY_ObjCXXHeader: case types::TY_PP_ObjCXX: case types::TY_PP_ObjCXXHeader: return "cc1objplus"; } } const char *darwin::CC1::getBaseInputName(const ArgList &Args, const InputInfoList &Inputs) { llvm::sys::Path P(Inputs[0].getBaseInput()); return Args.MakeArgString(P.getLast().c_str()); } const char *darwin::CC1::getBaseInputStem(const ArgList &Args, const InputInfoList &Inputs) { const char *Str = getBaseInputName(Args, Inputs); if (const char *End = strchr(Str, '.')) return Args.MakeArgString(std::string(Str, End).c_str()); return Str; } const char * darwin::CC1::getDependencyFileName(const ArgList &Args, const InputInfoList &Inputs) { // FIXME: Think about this more. std::string Res; if (Arg *OutputOpt = Args.getLastArg(options::OPT_o)) { std::string Str(OutputOpt->getValue(Args)); Res = Str.substr(0, Str.rfind('.')); } else Res = darwin::CC1::getBaseInputStem(Args, Inputs); return Args.MakeArgString((Res + ".d").c_str()); } void darwin::CC1::AddCC1Args(const ArgList &Args, ArgStringList &CmdArgs) const { // Derived from cc1 spec. // FIXME: -fapple-kext seems to disable this too. Investigate. if (!Args.hasArg(options::OPT_mkernel) && !Args.hasArg(options::OPT_static) && !Args.hasArg(options::OPT_mdynamic_no_pic)) CmdArgs.push_back("-fPIC"); // gcc has some code here to deal with when no -mmacosx-version-min // and no -miphoneos-version-min is present, but this never happens // due to tool chain specific argument translation. // FIXME: Remove mthumb // FIXME: Remove mno-thumb // FIXME: Remove faltivec // FIXME: Remove mno-fused-madd // FIXME: Remove mlong-branch // FIXME: Remove mlongcall // FIXME: Remove mcpu=G4 // FIXME: Remove mcpu=G5 if (Args.hasArg(options::OPT_g_Flag) && !Args.hasArg(options::OPT_fno_eliminate_unused_debug_symbols)) CmdArgs.push_back("-feliminate-unused-debug-symbols"); } void darwin::CC1::AddCC1OptionsArgs(const ArgList &Args, ArgStringList &CmdArgs, const InputInfoList &Inputs, const ArgStringList &OutputArgs) const { const Driver &D = getToolChain().getHost().getDriver(); // Derived from cc1_options spec. if (Args.hasArg(options::OPT_fast) || Args.hasArg(options::OPT_fastf) || Args.hasArg(options::OPT_fastcp)) CmdArgs.push_back("-O3"); if (Arg *A = Args.getLastArg(options::OPT_pg)) if (Args.hasArg(options::OPT_fomit_frame_pointer)) D.Diag(clang::diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) << "-fomit-frame-pointer"; AddCC1Args(Args, CmdArgs); if (!Args.hasArg(options::OPT_Q)) CmdArgs.push_back("-quiet"); CmdArgs.push_back("-dumpbase"); CmdArgs.push_back(darwin::CC1::getBaseInputName(Args, Inputs)); Args.AddAllArgs(CmdArgs, options::OPT_d_Group); Args.AddAllArgs(CmdArgs, options::OPT_m_Group); Args.AddAllArgs(CmdArgs, options::OPT_a_Group); // FIXME: The goal is to use the user provided -o if that is our // final output, otherwise to drive from the original input // name. Find a clean way to go about this. if ((Args.hasArg(options::OPT_c) || Args.hasArg(options::OPT_S)) && Args.hasArg(options::OPT_o)) { Arg *OutputOpt = Args.getLastArg(options::OPT_o); CmdArgs.push_back("-auxbase-strip"); CmdArgs.push_back(OutputOpt->getValue(Args)); } else { CmdArgs.push_back("-auxbase"); CmdArgs.push_back(darwin::CC1::getBaseInputStem(Args, Inputs)); } Args.AddAllArgs(CmdArgs, options::OPT_g_Group); Args.AddAllArgs(CmdArgs, options::OPT_O); // FIXME: -Wall is getting some special treatment. Investigate. Args.AddAllArgs(CmdArgs, options::OPT_W_Group, options::OPT_pedantic_Group); Args.AddLastArg(CmdArgs, options::OPT_w); Args.AddAllArgs(CmdArgs, options::OPT_std_EQ, options::OPT_ansi, options::OPT_trigraphs); if (!Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi)) { // Honor -std-default. Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ, "-std=", /*Joined=*/true); } if (Args.hasArg(options::OPT_v)) CmdArgs.push_back("-version"); if (Args.hasArg(options::OPT_pg)) CmdArgs.push_back("-p"); Args.AddLastArg(CmdArgs, options::OPT_p); // The driver treats -fsyntax-only specially. Args.AddAllArgs(CmdArgs, options::OPT_f_Group, options::OPT_fsyntax_only); Args.AddAllArgs(CmdArgs, options::OPT_undef); if (Args.hasArg(options::OPT_Qn)) CmdArgs.push_back("-fno-ident"); // FIXME: This isn't correct. //Args.AddLastArg(CmdArgs, options::OPT__help) //Args.AddLastArg(CmdArgs, options::OPT__targetHelp) CmdArgs.append(OutputArgs.begin(), OutputArgs.end()); // FIXME: Still don't get what is happening here. Investigate. Args.AddAllArgs(CmdArgs, options::OPT__param); if (Args.hasArg(options::OPT_fmudflap) || Args.hasArg(options::OPT_fmudflapth)) { CmdArgs.push_back("-fno-builtin"); CmdArgs.push_back("-fno-merge-constants"); } if (Args.hasArg(options::OPT_coverage)) { CmdArgs.push_back("-fprofile-arcs"); CmdArgs.push_back("-ftest-coverage"); } if (types::isCXX(Inputs[0].getType())) CmdArgs.push_back("-D__private_extern__=extern"); } void darwin::CC1::AddCPPOptionsArgs(const ArgList &Args, ArgStringList &CmdArgs, const InputInfoList &Inputs, const ArgStringList &OutputArgs) const { // Derived from cpp_options AddCPPUniqueOptionsArgs(Args, CmdArgs, Inputs); CmdArgs.append(OutputArgs.begin(), OutputArgs.end()); AddCC1Args(Args, CmdArgs); // NOTE: The code below has some commonality with cpp_options, but // in classic gcc style ends up sending things in different // orders. This may be a good merge candidate once we drop pedantic // compatibility. Args.AddAllArgs(CmdArgs, options::OPT_m_Group); Args.AddAllArgs(CmdArgs, options::OPT_std_EQ, options::OPT_ansi, options::OPT_trigraphs); if (!Args.getLastArg(options::OPT_std_EQ, options::OPT_ansi)) { // Honor -std-default. Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ, "-std=", /*Joined=*/true); } Args.AddAllArgs(CmdArgs, options::OPT_W_Group, options::OPT_pedantic_Group); Args.AddLastArg(CmdArgs, options::OPT_w); // The driver treats -fsyntax-only specially. Args.AddAllArgs(CmdArgs, options::OPT_f_Group, options::OPT_fsyntax_only); if (Args.hasArg(options::OPT_g_Group) && !Args.hasArg(options::OPT_g0) && !Args.hasArg(options::OPT_fno_working_directory)) CmdArgs.push_back("-fworking-directory"); Args.AddAllArgs(CmdArgs, options::OPT_O); Args.AddAllArgs(CmdArgs, options::OPT_undef); if (Args.hasArg(options::OPT_save_temps)) CmdArgs.push_back("-fpch-preprocess"); } void darwin::CC1::AddCPPUniqueOptionsArgs(const ArgList &Args, ArgStringList &CmdArgs, const InputInfoList &Inputs) const { const Driver &D = getToolChain().getHost().getDriver(); // Derived from cpp_unique_options. Arg *A; if ((A = Args.getLastArg(options::OPT_C)) || (A = Args.getLastArg(options::OPT_CC))) { if (!Args.hasArg(options::OPT_E)) D.Diag(clang::diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) << "-E"; } if (!Args.hasArg(options::OPT_Q)) CmdArgs.push_back("-quiet"); Args.AddAllArgs(CmdArgs, options::OPT_nostdinc); Args.AddLastArg(CmdArgs, options::OPT_v); Args.AddAllArgs(CmdArgs, options::OPT_I_Group, options::OPT_F); Args.AddLastArg(CmdArgs, options::OPT_P); // FIXME: Handle %I properly. if (getToolChain().getArchName() == "x86_64") { CmdArgs.push_back("-imultilib"); CmdArgs.push_back("x86_64"); } if (Args.hasArg(options::OPT_MD)) { CmdArgs.push_back("-MD"); CmdArgs.push_back(darwin::CC1::getDependencyFileName(Args, Inputs)); } if (Args.hasArg(options::OPT_MMD)) { CmdArgs.push_back("-MMD"); CmdArgs.push_back(darwin::CC1::getDependencyFileName(Args, Inputs)); } Args.AddLastArg(CmdArgs, options::OPT_M); Args.AddLastArg(CmdArgs, options::OPT_MM); Args.AddAllArgs(CmdArgs, options::OPT_MF); Args.AddLastArg(CmdArgs, options::OPT_MG); Args.AddLastArg(CmdArgs, options::OPT_MP); Args.AddAllArgs(CmdArgs, options::OPT_MQ); Args.AddAllArgs(CmdArgs, options::OPT_MT); if (!Args.hasArg(options::OPT_M) && !Args.hasArg(options::OPT_MM) && (Args.hasArg(options::OPT_MD) || Args.hasArg(options::OPT_MMD))) { if (Arg *OutputOpt = Args.getLastArg(options::OPT_o)) { CmdArgs.push_back("-MQ"); CmdArgs.push_back(OutputOpt->getValue(Args)); } } Args.AddLastArg(CmdArgs, options::OPT_remap); if (Args.hasArg(options::OPT_g3)) CmdArgs.push_back("-dD"); Args.AddLastArg(CmdArgs, options::OPT_H); AddCPPArgs(Args, CmdArgs); Args.AddAllArgs(CmdArgs, options::OPT_D, options::OPT_U, options::OPT_A); Args.AddAllArgs(CmdArgs, options::OPT_i_Group); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; if (II.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(II.getFilename()); } Args.AddAllArgValues(CmdArgs, options::OPT_Wp_COMMA, options::OPT_Xpreprocessor); if (Args.hasArg(options::OPT_fmudflap)) { CmdArgs.push_back("-D_MUDFLAP"); CmdArgs.push_back("-include"); CmdArgs.push_back("mf-runtime.h"); } if (Args.hasArg(options::OPT_fmudflapth)) { CmdArgs.push_back("-D_MUDFLAP"); CmdArgs.push_back("-D_MUDFLAPTH"); CmdArgs.push_back("-include"); CmdArgs.push_back("mf-runtime.h"); } } void darwin::CC1::AddCPPArgs(const ArgList &Args, ArgStringList &CmdArgs) const { // Derived from cpp spec. if (Args.hasArg(options::OPT_static)) { // The gcc spec is broken here, it refers to dynamic but // that has been translated. Start by being bug compatible. // if (!Args.hasArg(arglist.parser.dynamicOption)) CmdArgs.push_back("-D__STATIC__"); } else CmdArgs.push_back("-D__DYNAMIC__"); if (Args.hasArg(options::OPT_pthread)) CmdArgs.push_back("-D_REENTRANT"); } void darwin::Preprocess::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { ArgStringList CmdArgs; assert(Inputs.size() == 1 && "Unexpected number of inputs!"); CmdArgs.push_back("-E"); if (Args.hasArg(options::OPT_traditional) || Args.hasArg(options::OPT_ftraditional) || Args.hasArg(options::OPT_traditional_cpp)) CmdArgs.push_back("-traditional-cpp"); ArgStringList OutputArgs; if (Output.isFilename()) { OutputArgs.push_back("-o"); OutputArgs.push_back(Output.getFilename()); } else { assert(Output.isPipe() && "Unexpected CC1 output."); } if (Args.hasArg(options::OPT_E)) { AddCPPOptionsArgs(Args, CmdArgs, Inputs, OutputArgs); } else { AddCPPOptionsArgs(Args, CmdArgs, Inputs, ArgStringList()); CmdArgs.append(OutputArgs.begin(), OutputArgs.end()); } Args.AddAllArgs(CmdArgs, options::OPT_d_Group); const char *CC1Name = getCC1Name(Inputs[0].getType()); const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, CC1Name).c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void darwin::Compile::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { const Driver &D = getToolChain().getHost().getDriver(); ArgStringList CmdArgs; assert(Inputs.size() == 1 && "Unexpected number of inputs!"); types::ID InputType = Inputs[0].getType(); const Arg *A; if ((A = Args.getLastArg(options::OPT_traditional)) || (A = Args.getLastArg(options::OPT_ftraditional))) D.Diag(clang::diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) << "-E"; if (Output.getType() == types::TY_LLVMAsm) CmdArgs.push_back("-emit-llvm"); else if (Output.getType() == types::TY_LLVMBC) CmdArgs.push_back("-emit-llvm-bc"); ArgStringList OutputArgs; if (Output.getType() != types::TY_PCH) { OutputArgs.push_back("-o"); if (Output.isPipe()) OutputArgs.push_back("-"); else if (Output.isNothing()) OutputArgs.push_back("/dev/null"); else OutputArgs.push_back(Output.getFilename()); } // There is no need for this level of compatibility, but it makes // diffing easier. bool OutputArgsEarly = (Args.hasArg(options::OPT_fsyntax_only) || Args.hasArg(options::OPT_S)); if (types::getPreprocessedType(InputType) != types::TY_INVALID) { AddCPPUniqueOptionsArgs(Args, CmdArgs, Inputs); if (OutputArgsEarly) { AddCC1OptionsArgs(Args, CmdArgs, Inputs, OutputArgs); } else { AddCC1OptionsArgs(Args, CmdArgs, Inputs, ArgStringList()); CmdArgs.append(OutputArgs.begin(), OutputArgs.end()); } } else { CmdArgs.push_back("-fpreprocessed"); // FIXME: There is a spec command to remove // -fpredictive-compilation args here. Investigate. for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; if (II.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(II.getFilename()); } if (OutputArgsEarly) { AddCC1OptionsArgs(Args, CmdArgs, Inputs, OutputArgs); } else { AddCC1OptionsArgs(Args, CmdArgs, Inputs, ArgStringList()); CmdArgs.append(OutputArgs.begin(), OutputArgs.end()); } } if (Output.getType() == types::TY_PCH) { assert(Output.isFilename() && "Invalid PCH output."); CmdArgs.push_back("-o"); // NOTE: gcc uses a temp .s file for this, but there doesn't seem // to be a good reason. CmdArgs.push_back("/dev/null"); CmdArgs.push_back("--output-pch="); CmdArgs.push_back(Output.getFilename()); } const char *CC1Name = getCC1Name(Inputs[0].getType()); const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, CC1Name).c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void darwin::Assemble::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { ArgStringList CmdArgs; assert(Inputs.size() == 1 && "Unexpected number of inputs."); const InputInfo &Input = Inputs[0]; // Bit of a hack, this is only used for original inputs. // // FIXME: This is broken for preprocessed .s inputs. if (Input.isFilename() && strcmp(Input.getFilename(), Input.getBaseInput()) == 0) { if (Args.hasArg(options::OPT_gstabs)) CmdArgs.push_back("--gstabs"); else if (Args.hasArg(options::OPT_g_Group)) CmdArgs.push_back("--gdwarf2"); } // Derived from asm spec. CmdArgs.push_back("-arch"); CmdArgs.push_back(Args.MakeArgString(getToolChain().getArchName().c_str())); CmdArgs.push_back("-force_cpusubtype_ALL"); if ((Args.hasArg(options::OPT_mkernel) || Args.hasArg(options::OPT_static) || Args.hasArg(options::OPT_fapple_kext)) && !Args.hasArg(options::OPT_dynamic)) CmdArgs.push_back("-static"); Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); assert(Output.isFilename() && "Unexpected lipo output."); CmdArgs.push_back("-o"); CmdArgs.push_back(Output.getFilename()); if (Input.isPipe()) { CmdArgs.push_back("-"); } else { assert(Input.isFilename() && "Invalid input."); CmdArgs.push_back(Input.getFilename()); } // asm_final spec is empty. const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "as").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } /// Helper routine for seeing if we should use dsymutil; this is a /// gcc compatible hack, we should remove it and use the input /// type information. static bool isSourceSuffix(const char *Str) { // match: 'C', 'CPP', 'c', 'cc', 'cp', 'c++', 'cpp', 'cxx', 'm', // 'mm'. switch (strlen(Str)) { default: return false; case 1: return (memcmp(Str, "C", 1) == 0 || memcmp(Str, "c", 1) == 0 || memcmp(Str, "m", 1) == 0); case 2: return (memcmp(Str, "cc", 2) == 0 || memcmp(Str, "cp", 2) == 0 || memcmp(Str, "mm", 2) == 0); case 3: return (memcmp(Str, "CPP", 3) == 0 || memcmp(Str, "c++", 3) == 0 || memcmp(Str, "cpp", 3) == 0 || memcmp(Str, "cxx", 3) == 0); } } static bool isMacosxVersionLT(unsigned (&A)[3], unsigned (&B)[3]) { for (unsigned i=0; i < 3; ++i) { if (A[i] > B[i]) return false; if (A[i] < B[i]) return true; } return false; } static bool isMacosxVersionLT(unsigned (&A)[3], unsigned V0, unsigned V1=0, unsigned V2=0) { unsigned B[3] = { V0, V1, V2 }; return isMacosxVersionLT(A, B); } const toolchains::Darwin_X86 &darwin::Link::getDarwinToolChain() const { return reinterpret_cast(getToolChain()); } void darwin::Link::AddDarwinArch(const ArgList &Args, ArgStringList &CmdArgs) const { // Derived from darwin_arch spec. CmdArgs.push_back("-arch"); CmdArgs.push_back(Args.MakeArgString(getToolChain().getArchName().c_str())); } void darwin::Link::AddDarwinSubArch(const ArgList &Args, ArgStringList &CmdArgs) const { // Derived from darwin_subarch spec, not sure what the distinction // exists for but at least for this chain it is the same. AddDarwinArch(Args, CmdArgs); } void darwin::Link::AddLinkArgs(const ArgList &Args, ArgStringList &CmdArgs) const { const Driver &D = getToolChain().getHost().getDriver(); // Derived from the "link" spec. Args.AddAllArgs(CmdArgs, options::OPT_static); if (!Args.hasArg(options::OPT_static)) CmdArgs.push_back("-dynamic"); if (Args.hasArg(options::OPT_fgnu_runtime)) { // FIXME: gcc replaces -lobjc in forward args with -lobjc-gnu // here. How do we wish to handle such things? } if (!Args.hasArg(options::OPT_dynamiclib)) { if (Args.hasArg(options::OPT_force__cpusubtype__ALL)) { AddDarwinArch(Args, CmdArgs); CmdArgs.push_back("-force_cpusubtype_ALL"); } else AddDarwinSubArch(Args, CmdArgs); Args.AddLastArg(CmdArgs, options::OPT_bundle); Args.AddAllArgs(CmdArgs, options::OPT_bundle__loader); Args.AddAllArgs(CmdArgs, options::OPT_client__name); Arg *A; if ((A = Args.getLastArg(options::OPT_compatibility__version)) || (A = Args.getLastArg(options::OPT_current__version)) || (A = Args.getLastArg(options::OPT_install__name))) D.Diag(clang::diag::err_drv_argument_only_allowed_with) << A->getAsString(Args) << "-dynamiclib"; Args.AddLastArg(CmdArgs, options::OPT_force__flat__namespace); Args.AddLastArg(CmdArgs, options::OPT_keep__private__externs); Args.AddLastArg(CmdArgs, options::OPT_private__bundle); } else { CmdArgs.push_back("-dylib"); Arg *A; if ((A = Args.getLastArg(options::OPT_bundle)) || (A = Args.getLastArg(options::OPT_bundle__loader)) || (A = Args.getLastArg(options::OPT_client__name)) || (A = Args.getLastArg(options::OPT_force__flat__namespace)) || (A = Args.getLastArg(options::OPT_keep__private__externs)) || (A = Args.getLastArg(options::OPT_private__bundle))) D.Diag(clang::diag::err_drv_argument_not_allowed_with) << A->getAsString(Args) << "-dynamiclib"; Args.AddAllArgsTranslated(CmdArgs, options::OPT_compatibility__version, "-dylib_compatibility_version"); Args.AddAllArgsTranslated(CmdArgs, options::OPT_current__version, "-dylib_current_version"); if (Args.hasArg(options::OPT_force__cpusubtype__ALL)) { AddDarwinArch(Args, CmdArgs); // NOTE: We don't add -force_cpusubtype_ALL on this path. Ok. } else AddDarwinSubArch(Args, CmdArgs); Args.AddAllArgsTranslated(CmdArgs, options::OPT_install__name, "-dylib_install_name"); } Args.AddLastArg(CmdArgs, options::OPT_all__load); Args.AddAllArgs(CmdArgs, options::OPT_allowable__client); Args.AddLastArg(CmdArgs, options::OPT_bind__at__load); Args.AddLastArg(CmdArgs, options::OPT_dead__strip); Args.AddLastArg(CmdArgs, options::OPT_no__dead__strip__inits__and__terms); Args.AddAllArgs(CmdArgs, options::OPT_dylib__file); Args.AddLastArg(CmdArgs, options::OPT_dynamic); Args.AddAllArgs(CmdArgs, options::OPT_exported__symbols__list); Args.AddLastArg(CmdArgs, options::OPT_flat__namespace); Args.AddAllArgs(CmdArgs, options::OPT_headerpad__max__install__names); Args.AddAllArgs(CmdArgs, options::OPT_image__base); Args.AddAllArgs(CmdArgs, options::OPT_init); if (!Args.hasArg(options::OPT_mmacosx_version_min_EQ)) { if (!Args.hasArg(options::OPT_miphoneos_version_min_EQ)) { // FIXME: I don't understand what is going on here. This is // supposed to come from darwin_ld_minversion, but gcc doesn't // seem to be following that; it must be getting overridden // somewhere. CmdArgs.push_back("-macosx_version_min"); CmdArgs.push_back(getDarwinToolChain().getMacosxVersionStr()); } } else { // Adding all arguments doesn't make sense here but this is what // gcc does. Args.AddAllArgsTranslated(CmdArgs, options::OPT_mmacosx_version_min_EQ, "-macosx_version_min"); } Args.AddAllArgsTranslated(CmdArgs, options::OPT_miphoneos_version_min_EQ, "-iphoneos_version_min"); Args.AddLastArg(CmdArgs, options::OPT_nomultidefs); Args.AddLastArg(CmdArgs, options::OPT_multi__module); Args.AddLastArg(CmdArgs, options::OPT_single__module); Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined); Args.AddAllArgs(CmdArgs, options::OPT_multiply__defined__unused); if (Args.hasArg(options::OPT_fpie)) CmdArgs.push_back("-pie"); Args.AddLastArg(CmdArgs, options::OPT_prebind); Args.AddLastArg(CmdArgs, options::OPT_noprebind); Args.AddLastArg(CmdArgs, options::OPT_nofixprebinding); Args.AddLastArg(CmdArgs, options::OPT_prebind__all__twolevel__modules); Args.AddLastArg(CmdArgs, options::OPT_read__only__relocs); Args.AddAllArgs(CmdArgs, options::OPT_sectcreate); Args.AddAllArgs(CmdArgs, options::OPT_sectorder); Args.AddAllArgs(CmdArgs, options::OPT_seg1addr); Args.AddAllArgs(CmdArgs, options::OPT_segprot); Args.AddAllArgs(CmdArgs, options::OPT_segaddr); Args.AddAllArgs(CmdArgs, options::OPT_segs__read__only__addr); Args.AddAllArgs(CmdArgs, options::OPT_segs__read__write__addr); Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table); Args.AddAllArgs(CmdArgs, options::OPT_seg__addr__table__filename); Args.AddAllArgs(CmdArgs, options::OPT_sub__library); Args.AddAllArgs(CmdArgs, options::OPT_sub__umbrella); Args.AddAllArgsTranslated(CmdArgs, options::OPT_isysroot, "-syslibroot"); Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace); Args.AddLastArg(CmdArgs, options::OPT_twolevel__namespace__hints); Args.AddAllArgs(CmdArgs, options::OPT_umbrella); Args.AddAllArgs(CmdArgs, options::OPT_undefined); Args.AddAllArgs(CmdArgs, options::OPT_unexported__symbols__list); Args.AddAllArgs(CmdArgs, options::OPT_weak__reference__mismatches); if (!Args.hasArg(options::OPT_weak__reference__mismatches)) { CmdArgs.push_back("-weak_reference_mismatches"); CmdArgs.push_back("non-weak"); } Args.AddLastArg(CmdArgs, options::OPT_X_Flag); Args.AddAllArgs(CmdArgs, options::OPT_y); Args.AddLastArg(CmdArgs, options::OPT_w); Args.AddAllArgs(CmdArgs, options::OPT_pagezero__size); Args.AddAllArgs(CmdArgs, options::OPT_segs__read__); Args.AddLastArg(CmdArgs, options::OPT_seglinkedit); Args.AddLastArg(CmdArgs, options::OPT_noseglinkedit); Args.AddAllArgs(CmdArgs, options::OPT_sectalign); Args.AddAllArgs(CmdArgs, options::OPT_sectobjectsymbols); Args.AddAllArgs(CmdArgs, options::OPT_segcreate); Args.AddLastArg(CmdArgs, options::OPT_whyload); Args.AddLastArg(CmdArgs, options::OPT_whatsloaded); Args.AddAllArgs(CmdArgs, options::OPT_dylinker__install__name); Args.AddLastArg(CmdArgs, options::OPT_dylinker); Args.AddLastArg(CmdArgs, options::OPT_Mach); } void darwin::Link::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { assert(Output.getType() == types::TY_Image && "Invalid linker output type."); // The logic here is derived from gcc's behavior; most of which // comes from specs (starting with link_command). Consult gcc for // more information. // FIXME: The spec references -fdump= which seems to have // disappeared? ArgStringList CmdArgs; // I'm not sure why this particular decomposition exists in gcc, but // we follow suite for ease of comparison. AddLinkArgs(Args, CmdArgs); // FIXME: gcc has %{x} in here. How could this ever happen? Cruft? Args.AddAllArgs(CmdArgs, options::OPT_d_Flag); Args.AddAllArgs(CmdArgs, options::OPT_s); Args.AddAllArgs(CmdArgs, options::OPT_t); Args.AddAllArgs(CmdArgs, options::OPT_Z_Flag); Args.AddAllArgs(CmdArgs, options::OPT_u_Group); Args.AddAllArgs(CmdArgs, options::OPT_A); Args.AddLastArg(CmdArgs, options::OPT_e); Args.AddAllArgs(CmdArgs, options::OPT_m_Separate); Args.AddAllArgs(CmdArgs, options::OPT_r); // FIXME: This is just being pedantically bug compatible, gcc // doesn't *mean* to forward this, it just does (yay for pattern // matching). It doesn't work, of course. Args.AddAllArgs(CmdArgs, options::OPT_object); CmdArgs.push_back("-o"); CmdArgs.push_back(Output.getFilename()); unsigned MacosxVersion[3]; if (Arg *A = Args.getLastArg(options::OPT_mmacosx_version_min_EQ)) { bool HadExtra; if (!Driver::GetReleaseVersion(A->getValue(Args), MacosxVersion[0], MacosxVersion[1], MacosxVersion[2], HadExtra) || HadExtra) { const Driver &D = getToolChain().getHost().getDriver(); D.Diag(clang::diag::err_drv_invalid_version_number) << A->getAsString(Args); } } else { getDarwinToolChain().getMacosxVersion(MacosxVersion); } if (!Args.hasArg(options::OPT_A) && !Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { // Derived from startfile spec. if (Args.hasArg(options::OPT_dynamiclib)) { // Derived from darwin_dylib1 spec. if (isMacosxVersionLT(MacosxVersion, 10, 5)) CmdArgs.push_back("-ldylib1.o"); else if (isMacosxVersionLT(MacosxVersion, 10, 6)) CmdArgs.push_back("-ldylib1.10.5.o"); } else { if (Args.hasArg(options::OPT_bundle)) { if (!Args.hasArg(options::OPT_static)) { // Derived from darwin_bundle1 spec. if (isMacosxVersionLT(MacosxVersion, 10, 6)) CmdArgs.push_back("-lbundle1.o"); } } else { if (Args.hasArg(options::OPT_pg)) { if (Args.hasArg(options::OPT_static) || Args.hasArg(options::OPT_object) || Args.hasArg(options::OPT_preload)) { CmdArgs.push_back("-lgcrt0.o"); } else { CmdArgs.push_back("-lgcrt1.o"); // darwin_crt2 spec is empty. } } else { if (Args.hasArg(options::OPT_static) || Args.hasArg(options::OPT_object) || Args.hasArg(options::OPT_preload)) { CmdArgs.push_back("-lcrt0.o"); } else { // Derived from darwin_crt1 spec. if (isMacosxVersionLT(MacosxVersion, 10, 5)) CmdArgs.push_back("-lcrt1.o"); else if (isMacosxVersionLT(MacosxVersion, 10, 6)) CmdArgs.push_back("-lcrt1.10.5.o"); else CmdArgs.push_back("-lcrt1.10.6.o"); // darwin_crt2 spec is empty. } } } } if (Args.hasArg(options::OPT_shared_libgcc) && !Args.hasArg(options::OPT_miphoneos_version_min_EQ) && isMacosxVersionLT(MacosxVersion, 10, 5)) { const char *Str = getToolChain().GetFilePath(C, "crt3.o").c_str(); CmdArgs.push_back(Args.MakeArgString(Str)); } } Args.AddAllArgs(CmdArgs, options::OPT_L); if (Args.hasArg(options::OPT_fopenmp)) // This is more complicated in gcc... CmdArgs.push_back("-lgomp"); // FIXME: Derive these correctly. const char *TCDir = getDarwinToolChain().getToolChainDir().c_str(); if (getToolChain().getArchName() == "x86_64") { CmdArgs.push_back(MakeFormattedString(Args, llvm::format("-L/usr/lib/gcc/%s/x86_64", TCDir))); // Intentionally duplicated for (temporary) gcc bug compatibility. CmdArgs.push_back(MakeFormattedString(Args, llvm::format("-L/usr/lib/gcc/%s/x86_64", TCDir))); } CmdArgs.push_back(MakeFormattedString(Args, llvm::format("-L/usr/lib/%s", TCDir))); CmdArgs.push_back(MakeFormattedString(Args, llvm::format("-L/usr/lib/gcc/%s", TCDir))); // Intentionally duplicated for (temporary) gcc bug compatibility. CmdArgs.push_back(MakeFormattedString(Args, llvm::format("-L/usr/lib/gcc/%s", TCDir))); CmdArgs.push_back(MakeFormattedString(Args, llvm::format("-L/usr/lib/gcc/%s/../../../%s", TCDir, TCDir))); CmdArgs.push_back(MakeFormattedString(Args, llvm::format("-L/usr/lib/gcc/%s/../../..", TCDir))); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; if (II.isFilename()) CmdArgs.push_back(II.getFilename()); else II.getInputArg().renderAsInput(Args, CmdArgs); } if (LinkingOutput) { CmdArgs.push_back("-arch_multiple"); CmdArgs.push_back("-final_output"); CmdArgs.push_back(LinkingOutput); } if (Args.hasArg(options::OPT_fprofile_arcs) || Args.hasArg(options::OPT_fprofile_generate) || Args.hasArg(options::OPT_fcreate_profile) || Args.hasArg(options::OPT_coverage)) CmdArgs.push_back("-lgcov"); if (Args.hasArg(options::OPT_fnested_functions)) CmdArgs.push_back("-allow_stack_execute"); if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nodefaultlibs)) { // FIXME: g++ is more complicated here, it tries to put -lstdc++ // before -lm, for example. if (getToolChain().getHost().getDriver().CCCIsCXX) CmdArgs.push_back("-lstdc++"); // link_ssp spec is empty. // Derived from libgcc and lib specs but refactored. if (Args.hasArg(options::OPT_static)) { CmdArgs.push_back("-lgcc_static"); } else { if (Args.hasArg(options::OPT_static_libgcc)) { CmdArgs.push_back("-lgcc_eh"); } else if (Args.hasArg(options::OPT_miphoneos_version_min_EQ)) { // Derived from darwin_iphoneos_libgcc spec. CmdArgs.push_back("-lgcc_s.10.5"); } else if (Args.hasArg(options::OPT_shared_libgcc) || Args.hasArg(options::OPT_fexceptions) || Args.hasArg(options::OPT_fgnu_runtime)) { // FIXME: This is probably broken on 10.3? if (isMacosxVersionLT(MacosxVersion, 10, 5)) CmdArgs.push_back("-lgcc_s.10.4"); else if (isMacosxVersionLT(MacosxVersion, 10, 6)) CmdArgs.push_back("-lgcc_s.10.5"); } else { if (isMacosxVersionLT(MacosxVersion, 10, 3, 9)) ; // Do nothing. else if (isMacosxVersionLT(MacosxVersion, 10, 5)) CmdArgs.push_back("-lgcc_s.10.4"); else if (isMacosxVersionLT(MacosxVersion, 10, 6)) CmdArgs.push_back("-lgcc_s.10.5"); } if (isMacosxVersionLT(MacosxVersion, 10, 6)) { CmdArgs.push_back("-lgcc"); CmdArgs.push_back("-lSystem"); } else { CmdArgs.push_back("-lSystem"); CmdArgs.push_back("-lgcc"); } } } if (!Args.hasArg(options::OPT_A) && !Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { // endfile_spec is empty. } Args.AddAllArgs(CmdArgs, options::OPT_T_Group); Args.AddAllArgs(CmdArgs, options::OPT_F); const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "ld").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); // Find the first non-empty base input (we want to ignore linker // inputs). const char *BaseInput = ""; for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { if (Inputs[i].getBaseInput()[0] != '\0') { BaseInput = Inputs[i].getBaseInput(); break; } } // Run dsymutil if we are making an executable in a single step. // // FIXME: Currently we don't want to do this when we are part of a // universal build step, as this would end up creating stray temp // files. if (!LinkingOutput && Args.getLastArg(options::OPT_g_Group) && !Args.getLastArg(options::OPT_gstabs) && !Args.getLastArg(options::OPT_g0)) { // FIXME: This is gross, but matches gcc. The test only considers // the suffix (not the -x type), and then only of the first // source input. Awesome. const char *Suffix = strrchr(BaseInput, '.'); if (Suffix && isSourceSuffix(Suffix + 1)) { const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "dsymutil").c_str()); ArgStringList CmdArgs; CmdArgs.push_back(Output.getFilename()); C.getJobs().addCommand(new Command(Exec, CmdArgs)); } } } void darwin::Lipo::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { ArgStringList CmdArgs; CmdArgs.push_back("-create"); assert(Output.isFilename() && "Unexpected lipo output."); CmdArgs.push_back("-output"); CmdArgs.push_back(Output.getFilename()); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; assert(II.isFilename() && "Unexpected lipo input."); CmdArgs.push_back(II.getFilename()); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "lipo").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void openbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { ArgStringList CmdArgs; Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); CmdArgs.push_back("-o"); if (Output.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(Output.getFilename()); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; if (II.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(II.getFilename()); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "as").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void openbsd::Link::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { const Driver &D = getToolChain().getHost().getDriver(); ArgStringList CmdArgs; if (Args.hasArg(options::OPT_static)) { CmdArgs.push_back("-Bstatic"); } else { CmdArgs.push_back("--eh-frame-hdr"); if (Args.hasArg(options::OPT_shared)) { CmdArgs.push_back("-Bshareable"); } else { CmdArgs.push_back("-dynamic-linker"); CmdArgs.push_back("/usr/libexec/ld.so"); } } if (Output.isPipe()) { CmdArgs.push_back("-o"); CmdArgs.push_back("-"); } else if (Output.isFilename()) { CmdArgs.push_back("-o"); CmdArgs.push_back(Output.getFilename()); } else { assert(Output.isNothing() && "Invalid output."); } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { if (!Args.hasArg(options::OPT_shared)) { CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crt0.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtbegin.o").c_str())); } else { CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtbeginS.o").c_str())); } } Args.AddAllArgs(CmdArgs, options::OPT_L); Args.AddAllArgs(CmdArgs, options::OPT_T_Group); Args.AddAllArgs(CmdArgs, options::OPT_e); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; // Don't try to pass LLVM inputs to a generic gcc. if (II.getType() == types::TY_LLVMBC) D.Diag(clang::diag::err_drv_no_linker_llvm_support) << getToolChain().getTripleString().c_str(); if (II.isPipe()) CmdArgs.push_back("-"); else if (II.isFilename()) CmdArgs.push_back(II.getFilename()); else II.getInputArg().renderAsInput(Args, CmdArgs); } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nodefaultlibs)) { if (Args.hasArg(options::OPT_pthread)) CmdArgs.push_back("-pthread"); CmdArgs.push_back("-lc"); } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { if (!Args.hasArg(options::OPT_shared)) CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtend.o").c_str())); else CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtendS.o").c_str())); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "ld").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void freebsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { ArgStringList CmdArgs; // When building 32-bit code on FreeBSD/amd64, we have to explicitly // instruct as in the base system to assemble 32-bit code. if (getToolChain().getArchName() == "i386") CmdArgs.push_back("--32"); Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); CmdArgs.push_back("-o"); if (Output.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(Output.getFilename()); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; if (II.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(II.getFilename()); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "as").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void freebsd::Link::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { const Driver &D = getToolChain().getHost().getDriver(); ArgStringList CmdArgs; if (Args.hasArg(options::OPT_static)) { CmdArgs.push_back("-Bstatic"); } else { CmdArgs.push_back("--eh-frame-hdr"); if (Args.hasArg(options::OPT_shared)) { CmdArgs.push_back("-Bshareable"); } else { CmdArgs.push_back("-dynamic-linker"); CmdArgs.push_back("/libexec/ld-elf.so.1"); } } // When building 32-bit code on FreeBSD/amd64, we have to explicitly // instruct ld in the base system to link 32-bit code. if (getToolChain().getArchName() == "i386") { CmdArgs.push_back("-m"); CmdArgs.push_back("elf_i386_fbsd"); } if (Output.isPipe()) { CmdArgs.push_back("-o"); CmdArgs.push_back("-"); } else if (Output.isFilename()) { CmdArgs.push_back("-o"); CmdArgs.push_back(Output.getFilename()); } else { assert(Output.isNothing() && "Invalid output."); } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { if (!Args.hasArg(options::OPT_shared)) { CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crt1.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crti.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtbegin.o").c_str())); } else { CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crti.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtbeginS.o").c_str())); } } Args.AddAllArgs(CmdArgs, options::OPT_L); Args.AddAllArgs(CmdArgs, options::OPT_T_Group); Args.AddAllArgs(CmdArgs, options::OPT_e); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; // Don't try to pass LLVM inputs to a generic gcc. if (II.getType() == types::TY_LLVMBC) D.Diag(clang::diag::err_drv_no_linker_llvm_support) << getToolChain().getTripleString().c_str(); if (II.isPipe()) CmdArgs.push_back("-"); else if (II.isFilename()) CmdArgs.push_back(II.getFilename()); else II.getInputArg().renderAsInput(Args, CmdArgs); } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nodefaultlibs)) { // FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding // the default system libraries. Just mimic this for now. CmdArgs.push_back("-lgcc"); if (Args.hasArg(options::OPT_static)) { CmdArgs.push_back("-lgcc_eh"); } else { CmdArgs.push_back("--as-needed"); CmdArgs.push_back("-lgcc_s"); CmdArgs.push_back("--no-as-needed"); } if (Args.hasArg(options::OPT_pthread)) CmdArgs.push_back("-lpthread"); CmdArgs.push_back("-lc"); CmdArgs.push_back("-lgcc"); if (Args.hasArg(options::OPT_static)) { CmdArgs.push_back("-lgcc_eh"); } else { CmdArgs.push_back("--as-needed"); CmdArgs.push_back("-lgcc_s"); CmdArgs.push_back("--no-as-needed"); } } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { if (!Args.hasArg(options::OPT_shared)) CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtend.o").c_str())); else CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtendS.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtn.o").c_str())); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "ld").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } /// DragonFly Tools // For now, DragonFly Assemble does just about the same as for // FreeBSD, but this may change soon. void dragonfly::Assemble::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { ArgStringList CmdArgs; // When building 32-bit code on DragonFly/pc64, we have to explicitly // instruct as in the base system to assemble 32-bit code. if (getToolChain().getArchName() == "i386") CmdArgs.push_back("--32"); Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); CmdArgs.push_back("-o"); if (Output.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(Output.getFilename()); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; if (II.isPipe()) CmdArgs.push_back("-"); else CmdArgs.push_back(II.getFilename()); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "as").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); } void dragonfly::Link::ConstructJob(Compilation &C, const JobAction &JA, Job &Dest, const InputInfo &Output, const InputInfoList &Inputs, const ArgList &Args, const char *LinkingOutput) const { const Driver &D = getToolChain().getHost().getDriver(); ArgStringList CmdArgs; if (Args.hasArg(options::OPT_static)) { CmdArgs.push_back("-Bstatic"); } else { if (Args.hasArg(options::OPT_shared)) CmdArgs.push_back("-Bshareable"); else { CmdArgs.push_back("-dynamic-linker"); CmdArgs.push_back("/usr/libexec/ld-elf.so.2"); } } // When building 32-bit code on DragonFly/pc64, we have to explicitly // instruct ld in the base system to link 32-bit code. if (getToolChain().getArchName() == "i386") { CmdArgs.push_back("-m"); CmdArgs.push_back("elf_i386"); } if (Output.isPipe()) { CmdArgs.push_back("-o"); CmdArgs.push_back("-"); } else if (Output.isFilename()) { CmdArgs.push_back("-o"); CmdArgs.push_back(Output.getFilename()); } else { assert(Output.isNothing() && "Invalid output."); } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { if (!Args.hasArg(options::OPT_shared)) { CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crt1.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crti.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtbegin.o").c_str())); } else { CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crti.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtbeginS.o").c_str())); } } Args.AddAllArgs(CmdArgs, options::OPT_L); Args.AddAllArgs(CmdArgs, options::OPT_T_Group); Args.AddAllArgs(CmdArgs, options::OPT_e); for (InputInfoList::const_iterator it = Inputs.begin(), ie = Inputs.end(); it != ie; ++it) { const InputInfo &II = *it; // Don't try to pass LLVM inputs to a generic gcc. if (II.getType() == types::TY_LLVMBC) D.Diag(clang::diag::err_drv_no_linker_llvm_support) << getToolChain().getTripleString().c_str(); if (II.isPipe()) CmdArgs.push_back("-"); else if (II.isFilename()) CmdArgs.push_back(II.getFilename()); else II.getInputArg().renderAsInput(Args, CmdArgs); } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nodefaultlibs)) { // FIXME: GCC passes on -lgcc, -lgcc_pic and a whole lot of // rpaths CmdArgs.push_back("-L/usr/lib/gcc41"); if (!Args.hasArg(options::OPT_static)) { CmdArgs.push_back("-rpath"); CmdArgs.push_back("/usr/lib/gcc41"); CmdArgs.push_back("-rpath-link"); CmdArgs.push_back("/usr/lib/gcc41"); CmdArgs.push_back("-rpath"); CmdArgs.push_back("/usr/lib"); CmdArgs.push_back("-rpath-link"); CmdArgs.push_back("/usr/lib"); } if (Args.hasArg(options::OPT_shared)) { CmdArgs.push_back("-lgcc_pic"); } else { CmdArgs.push_back("-lgcc"); } if (Args.hasArg(options::OPT_pthread)) CmdArgs.push_back("-lthread_xu"); if (!Args.hasArg(options::OPT_nolibc)) { CmdArgs.push_back("-lc"); } if (Args.hasArg(options::OPT_shared)) { CmdArgs.push_back("-lgcc_pic"); } else { CmdArgs.push_back("-lgcc"); } } if (!Args.hasArg(options::OPT_nostdlib) && !Args.hasArg(options::OPT_nostartfiles)) { if (!Args.hasArg(options::OPT_shared)) CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtend.o").c_str())); else CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtendS.o").c_str())); CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath(C, "crtn.o").c_str())); } const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath(C, "ld").c_str()); Dest.addCommand(new Command(Exec, CmdArgs)); }