| //===--- 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; |
| |
| void Clang::ConstructJob(Compilation &C, const JobAction &JA, |
| Job &Dest, |
| const InputInfo &Output, |
| const InputInfoList &Inputs, |
| const ArgList &Args, |
| const char *LinkingOutput) const { |
| ArgStringList CmdArgs; |
| |
| if (isa<AnalyzeJobAction>(JA)) { |
| assert(JA.getType() == types::TY_Plist && "Invalid output type."); |
| CmdArgs.push_back("-analyze"); |
| } else if (isa<PreprocessJobAction>(JA)) { |
| CmdArgs.push_back("-E"); |
| } else if (isa<PrecompileJobAction>(JA)) { |
| // No special option needed, driven by -x. |
| // |
| // FIXME: Don't drive this by -x, that is gross. |
| } else { |
| assert(isa<CompileJobAction>(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"); |
| |
| if (isa<AnalyzeJobAction>(JA)) { |
| // Add default argument set. |
| // |
| // FIXME: Move into clang? |
| 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"); |
| |
| CmdArgs.push_back("-analyzer-output=plist"); |
| |
| // Add -Xanalyzer arguments when running as analyzer. |
| Args.AddAllArgValues(CmdArgs, options::OPT_Xanalyzer); |
| } else { |
| // 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); |
| |
| 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())) |
| 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)) |
| CmdArgs.push_back("--disable-red-zone"); |
| if (Args.hasFlag(options::OPT_msoft_float, |
| options::OPT_mno_soft_float, |
| false)) |
| CmdArgs.push_back("--soft-float"); |
| |
| // FIXME: Need target hooks. |
| if (memcmp(getToolChain().getPlatform().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"); |
| } |
| |
| // FIXME: Ignores ordering. Also, we need to find a realistic |
| // solution for this. |
| static const struct { |
| options::ID Pos, Neg; |
| const char *Name; |
| } FeatureOptions[] = { |
| { options::OPT_mmmx, options::OPT_mno_mmx, "mmx" }, |
| { options::OPT_msse, options::OPT_mno_sse, "sse" }, |
| { options::OPT_msse2, options::OPT_mno_sse2, "sse2" }, |
| { options::OPT_msse3, options::OPT_mno_sse3, "sse3" }, |
| { options::OPT_mssse3, options::OPT_mno_ssse3, "ssse3" }, |
| { options::OPT_msse41, options::OPT_mno_sse41, "sse41" }, |
| { options::OPT_msse42, options::OPT_mno_sse42, "sse42" }, |
| { options::OPT_msse4a, options::OPT_mno_sse4a, "sse4a" }, |
| { options::OPT_m3dnow, options::OPT_mno_3dnow, "3dnow" }, |
| { options::OPT_m3dnowa, options::OPT_mno_3dnowa, "3dnowa" } |
| }; |
| const unsigned NumFeatureOptions = |
| sizeof(FeatureOptions)/sizeof(FeatureOptions[0]); |
| |
| // FIXME: Avoid std::string |
| std::string Attrs; |
| for (unsigned i=0; i < NumFeatureOptions; ++i) { |
| if (Args.hasArg(FeatureOptions[i].Pos)) { |
| if (!Attrs.empty()) |
| Attrs += ','; |
| Attrs += '+'; |
| Attrs += FeatureOptions[i].Name; |
| } else if (Args.hasArg(FeatureOptions[i].Neg)) { |
| if (!Attrs.empty()) |
| Attrs += ','; |
| Attrs += '-'; |
| Attrs += FeatureOptions[i].Name; |
| } |
| } |
| if (!Attrs.empty()) { |
| CmdArgs.push_back("--mattr"); |
| CmdArgs.push_back(Args.MakeArgString(Attrs.c_str())); |
| } |
| |
| 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=<xxx> on |
| // -fstack-protect. |
| |
| Args.AddLastArg(CmdArgs, options::OPT_MD); |
| Args.AddLastArg(CmdArgs, options::OPT_MMD); |
| Args.AddAllArgs(CmdArgs, options::OPT_MF); |
| Args.AddLastArg(CmdArgs, options::OPT_MP); |
| Args.AddAllArgs(CmdArgs, options::OPT_MT); |
| |
| Arg *Unsupported = Args.getLastArg(options::OPT_M); |
| if (!Unsupported) |
| Unsupported = Args.getLastArg(options::OPT_MM); |
| if (!Unsupported) |
| Unsupported = Args.getLastArg(options::OPT_MG); |
| if (!Unsupported) |
| Unsupported = Args.getLastArg(options::OPT_MQ); |
| if (Unsupported) { |
| const Driver &D = getToolChain().getHost().getDriver(); |
| D.Diag(clang::diag::err_drv_unsupported_opt) |
| << Unsupported->getOption().getName(); |
| } |
| } |
| |
| Args.AddAllArgs(CmdArgs, options::OPT_v); |
| Args.AddAllArgs(CmdArgs, options::OPT_D, options::OPT_U); |
| Args.AddAllArgs(CmdArgs, options::OPT_I_Group, options::OPT_F); |
| Args.AddLastArg(CmdArgs, options::OPT_P); |
| Args.AddAllArgs(CmdArgs, options::OPT_mmacosx_version_min_EQ); |
| |
| // 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); |
| |
| // FIXME: Clang isn't going to accept just anything here. |
| // FIXME: Use iterator. |
| |
| // Add -i* options, and automatically translate to -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_i_Group)) |
| continue; |
| |
| if (A->getOption().matches(options::OPT_include)) { |
| bool FoundPTH = false; |
| llvm::sys::Path P(A->getValue(Args)); |
| P.appendSuffix("pth"); |
| if (P.exists()) { |
| FoundPTH = true; |
| } else { |
| P.eraseSuffix(); |
| P.appendSuffix("gch"); |
| if (P.exists()) |
| FoundPTH = true; |
| } |
| |
| if (FoundPTH) { |
| A->claim(); |
| 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); |
| } |
| |
| // 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_clang_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 (Arg *A = Args.getLastArg(options::OPT_ftemplate_depth_)) { |
| CmdArgs.push_back("-ftemplate-depth"); |
| CmdArgs.push_back(A->getValue(Args)); |
| } |
| |
| Args.AddAllArgs(CmdArgs, options::OPT_clang_f_Group); |
| |
| // If tool chain translates fpascal-strings, we want to back |
| // translate here. |
| // FIXME: This is gross; that translation should be pulled from the |
| // tool chain. |
| if (Arg *A = Args.getLastArg(options::OPT_mpascal_strings, |
| options::OPT_mno_pascal_strings)) { |
| if (A->getOption().matches(options::OPT_mpascal_strings)) |
| CmdArgs.push_back("-fpascal-strings"); |
| else |
| CmdArgs.push_back("-fno-pascal-strings"); |
| } |
| |
| Args.AddLastArg(CmdArgs, options::OPT_dM); |
| |
| Args.AddAllArgValues(CmdArgs, options::OPT_Xclang); |
| |
| // FIXME: Always pass the full triple once we aren't concerned with |
| // ccc compat. |
| CmdArgs.push_back("-arch"); |
| CmdArgs.push_back(getToolChain().getArchName().c_str()); |
| |
| 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)); |
| |
| // 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_W_Group) || |
| A->getOption().matches(options::OPT_clang_ignored_f_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 { |
| 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. |
| A->claim(); |
| A->render(Args, CmdArgs); |
| } |
| } |
| |
| RenderExtraToolArgs(CmdArgs); |
| |
| // If using a driver driver, force the arch. |
| if (getToolChain().getHost().useDriverDriver()) { |
| CmdArgs.push_back("-arch"); |
| CmdArgs.push_back(getToolChain().getArchName().c_str()); |
| } |
| |
| 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; |
| 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 *Exec = |
| Args.MakeArgString(getToolChain().GetProgramPath(C, "gcc").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. |
| } |
| |
| 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. |
| if (Input.isFilename() && |
| strcmp(Input.getFilename(), Input.getBaseInput()) == 0 && |
| Args.hasArg(options::OPT_g_Group)) |
| CmdArgs.push_back("--gstabs"); |
| |
| // Derived from asm spec. |
| CmdArgs.push_back("-arch"); |
| CmdArgs.push_back(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)); |
| } |
| |
| 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()); |
| } |
| |
| /// 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); |
| } |
| |
| static bool isMacosxVersionGTE(unsigned(&A)[3], |
| unsigned V0, unsigned V1=0, unsigned V2=0) { |
| return !isMacosxVersionLT(A, V0, V1, V2); |
| } |
| |
| const toolchains::Darwin_X86 &darwin::Link::getDarwinToolChain() const { |
| return reinterpret_cast<const toolchains::Darwin_X86&>(getToolChain()); |
| } |
| |
| void darwin::Link::AddDarwinArch(const ArgList &Args, |
| ArgStringList &CmdArgs) const { |
| // Derived from darwin_arch spec. |
| CmdArgs.push_back("-arch"); |
| CmdArgs.push_back(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 (Args.hasArg(options::OPT_miphoneos_version_min_EQ) || |
| isMacosxVersionLT(MacosxVersion, 10, 5)) |
| CmdArgs.push_back("-ldylib1.o"); |
| else |
| CmdArgs.push_back("-ldylib1.10.5.o"); |
| } else { |
| if (Args.hasArg(options::OPT_bundle)) { |
| if (!Args.hasArg(options::OPT_static)) |
| 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 (Args.hasArg(options::OPT_miphoneos_version_min_EQ) || |
| isMacosxVersionLT(MacosxVersion, 10, 5)) { |
| CmdArgs.push_back("-lcrt1.o"); |
| } else { |
| CmdArgs.push_back("-lcrt1.10.5.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)) { |
| // link_ssp spec is empty. |
| |
| // Derived from libgcc spec. |
| if (Args.hasArg(options::OPT_static)) { |
| CmdArgs.push_back("-lgcc_static"); |
| } else if (Args.hasArg(options::OPT_static_libgcc)) { |
| CmdArgs.push_back("-lgcc_eh"); |
| CmdArgs.push_back("-lgcc"); |
| } else if (Args.hasArg(options::OPT_miphoneos_version_min_EQ)) { |
| // Derived from darwin_iphoneos_libgcc spec. |
| CmdArgs.push_back("-lgcc_s.10.5"); |
| CmdArgs.push_back("-lgcc"); |
| } else if (Args.hasArg(options::OPT_shared_libgcc) || |
| Args.hasArg(options::OPT_fexceptions) || |
| Args.hasArg(options::OPT_fgnu_runtime)) { |
| if (isMacosxVersionLT(MacosxVersion, 10, 5)) |
| CmdArgs.push_back("-lgcc_s.10.4"); |
| else |
| CmdArgs.push_back("-lgcc_s.10.5"); |
| CmdArgs.push_back("-lgcc"); |
| } else { |
| if (isMacosxVersionLT(MacosxVersion, 10, 5) && |
| isMacosxVersionGTE(MacosxVersion, 10, 3, 9)) |
| CmdArgs.push_back("-lgcc_s.10.4"); |
| if (isMacosxVersionGTE(MacosxVersion, 10, 5)) |
| CmdArgs.push_back("-lgcc_s.10.5"); |
| CmdArgs.push_back("-lgcc"); |
| } |
| |
| // Derived from lib spec. |
| if (!Args.hasArg(options::OPT_static)) |
| CmdArgs.push_back("-lSystem"); |
| } |
| |
| 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, "collect2").c_str()); |
| Dest.addCommand(new Command(Exec, CmdArgs)); |
| |
| if (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 |
| // input. Awesome. |
| const char *Suffix = strchr(Inputs[0].getBaseInput(), '.'); |
| 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)); |
| } |