1 //===--- ToolChains.h - ToolChain Implementations ---------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_H
11 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_H
14 #include "clang/Basic/VersionTuple.h"
15 #include "clang/Driver/Action.h"
16 #include "clang/Driver/Multilib.h"
17 #include "clang/Driver/ToolChain.h"
18 #include "llvm/ADT/DenseMap.h"
19 #include "llvm/ADT/Optional.h"
20 #include "llvm/Support/Compiler.h"
26 namespace toolchains {
28 /// Generic_GCC - A tool chain using the 'gcc' command to perform
29 /// all subcommands; this relies on gcc translating the majority of
30 /// command line options.
31 class LLVM_LIBRARY_VISIBILITY Generic_GCC : public ToolChain {
33 /// \brief Struct to store and manipulate GCC versions.
35 /// We rely on assumptions about the form and structure of GCC version
36 /// numbers: they consist of at most three '.'-separated components, and each
37 /// component is a non-negative integer except for the last component. For
38 /// the last component we are very flexible in order to tolerate release
39 /// candidates or 'x' wildcards.
41 /// Note that the ordering established among GCCVersions is based on the
42 /// preferred version string to use. For example we prefer versions without
43 /// a hard-coded patch number to those with a hard coded patch number.
45 /// Currently this doesn't provide any logic for textual suffixes to patches
46 /// in the way that (for example) Debian's version format does. If that ever
47 /// becomes necessary, it can be added.
49 /// \brief The unparsed text of the version.
52 /// \brief The parsed major, minor, and patch numbers.
53 int Major, Minor, Patch;
55 /// \brief The text of the parsed major, and major+minor versions.
56 std::string MajorStr, MinorStr;
58 /// \brief Any textual suffix on the patch number.
59 std::string PatchSuffix;
61 static GCCVersion Parse(StringRef VersionText);
62 bool isOlderThan(int RHSMajor, int RHSMinor, int RHSPatch,
63 StringRef RHSPatchSuffix = StringRef()) const;
64 bool operator<(const GCCVersion &RHS) const {
65 return isOlderThan(RHS.Major, RHS.Minor, RHS.Patch, RHS.PatchSuffix);
67 bool operator>(const GCCVersion &RHS) const { return RHS < *this; }
68 bool operator<=(const GCCVersion &RHS) const { return !(*this > RHS); }
69 bool operator>=(const GCCVersion &RHS) const { return !(*this < RHS); }
72 /// \brief This is a class to find a viable GCC installation for Clang to
75 /// This class tries to find a GCC installation on the system, and report
76 /// information about it. It starts from the host information provided to the
77 /// Driver, and has logic for fuzzing that where appropriate.
78 class GCCInstallationDetector {
80 llvm::Triple GCCTriple;
82 // FIXME: These might be better as path objects.
83 std::string GCCInstallPath;
84 std::string GCCParentLibPath;
86 /// The primary multilib appropriate for the given flags.
87 Multilib SelectedMultilib;
88 /// On Biarch systems, this corresponds to the default multilib when
89 /// targeting the non-default multilib. Otherwise, it is empty.
90 llvm::Optional<Multilib> BiarchSibling;
94 // We retain the list of install paths that were considered and rejected in
95 // order to print out detailed information in verbose mode.
96 std::set<std::string> CandidateGCCInstallPaths;
98 /// The set of multilibs that the detected installation supports.
99 MultilibSet Multilibs;
102 GCCInstallationDetector() : IsValid(false) {}
103 void init(const Driver &D, const llvm::Triple &TargetTriple,
104 const llvm::opt::ArgList &Args);
106 /// \brief Check whether we detected a valid GCC install.
107 bool isValid() const { return IsValid; }
109 /// \brief Get the GCC triple for the detected install.
110 const llvm::Triple &getTriple() const { return GCCTriple; }
112 /// \brief Get the detected GCC installation path.
113 StringRef getInstallPath() const { return GCCInstallPath; }
115 /// \brief Get the detected GCC parent lib path.
116 StringRef getParentLibPath() const { return GCCParentLibPath; }
118 /// \brief Get the detected Multilib
119 const Multilib &getMultilib() const { return SelectedMultilib; }
121 /// \brief Get the whole MultilibSet
122 const MultilibSet &getMultilibs() const { return Multilibs; }
124 /// Get the biarch sibling multilib (if it exists).
125 /// \return true iff such a sibling exists
126 bool getBiarchSibling(Multilib &M) const;
128 /// \brief Get the detected GCC version string.
129 const GCCVersion &getVersion() const { return Version; }
131 /// \brief Print information about the detected GCC installation.
132 void print(raw_ostream &OS) const;
136 CollectLibDirsAndTriples(const llvm::Triple &TargetTriple,
137 const llvm::Triple &BiarchTriple,
138 SmallVectorImpl<StringRef> &LibDirs,
139 SmallVectorImpl<StringRef> &TripleAliases,
140 SmallVectorImpl<StringRef> &BiarchLibDirs,
141 SmallVectorImpl<StringRef> &BiarchTripleAliases);
143 void ScanLibDirForGCCTriple(const llvm::Triple &TargetArch,
144 const llvm::opt::ArgList &Args,
145 const std::string &LibDir,
146 StringRef CandidateTriple,
147 bool NeedsBiarchSuffix = false);
150 GCCInstallationDetector GCCInstallation;
153 Generic_GCC(const Driver &D, const llvm::Triple &Triple,
154 const llvm::opt::ArgList &Args);
155 ~Generic_GCC() override;
157 void printVerboseInfo(raw_ostream &OS) const override;
159 bool IsUnwindTablesDefault() const override;
160 bool isPICDefault() const override;
161 bool isPIEDefault() const override;
162 bool isPICDefaultForced() const override;
163 bool IsIntegratedAssemblerDefault() const override;
166 Tool *getTool(Action::ActionClass AC) const override;
167 Tool *buildAssembler() const override;
168 Tool *buildLinker() const override;
170 /// \name ToolChain Implementation Helper Functions
173 /// \brief Check whether the target triple's architecture is 64-bits.
174 bool isTarget64Bit() const { return getTriple().isArch64Bit(); }
176 /// \brief Check whether the target triple's architecture is 32-bits.
177 bool isTarget32Bit() const { return getTriple().isArch32Bit(); }
182 mutable std::unique_ptr<tools::gcc::Preprocess> Preprocess;
183 mutable std::unique_ptr<tools::gcc::Compile> Compile;
186 class LLVM_LIBRARY_VISIBILITY MachO : public ToolChain {
188 Tool *buildAssembler() const override;
189 Tool *buildLinker() const override;
190 Tool *getTool(Action::ActionClass AC) const override;
192 mutable std::unique_ptr<tools::darwin::Lipo> Lipo;
193 mutable std::unique_ptr<tools::darwin::Dsymutil> Dsymutil;
194 mutable std::unique_ptr<tools::darwin::VerifyDebug> VerifyDebug;
197 MachO(const Driver &D, const llvm::Triple &Triple,
198 const llvm::opt::ArgList &Args);
201 /// @name MachO specific toolchain API
204 /// Get the "MachO" arch name for a particular compiler invocation. For
205 /// example, Apple treats different ARM variations as distinct architectures.
206 StringRef getMachOArchName(const llvm::opt::ArgList &Args) const;
209 /// Add the linker arguments to link the ARC runtime library.
210 virtual void AddLinkARCArgs(const llvm::opt::ArgList &Args,
211 llvm::opt::ArgStringList &CmdArgs) const {}
213 /// Add the linker arguments to link the compiler runtime library.
214 virtual void AddLinkRuntimeLibArgs(const llvm::opt::ArgList &Args,
215 llvm::opt::ArgStringList &CmdArgs) const;
218 addStartObjectFileArgs(const llvm::opt::ArgList &Args,
219 llvm::opt::ArgStringList &CmdArgs) const {}
221 virtual void addMinVersionArgs(const llvm::opt::ArgList &Args,
222 llvm::opt::ArgStringList &CmdArgs) const {}
224 /// On some iOS platforms, kernel and kernel modules were built statically. Is
225 /// this such a target?
226 virtual bool isKernelStatic() const {
230 /// Is the target either iOS or an iOS simulator?
231 bool isTargetIOSBased() const {
235 void AddLinkRuntimeLib(const llvm::opt::ArgList &Args,
236 llvm::opt::ArgStringList &CmdArgs,
237 StringRef DarwinLibName,
238 bool AlwaysLink = false,
239 bool IsEmbedded = false,
240 bool AddRPath = false) const;
242 /// Add any profiling runtime libraries that are needed. This is essentially a
243 /// MachO specific version of addProfileRT in Tools.cpp.
244 virtual void addProfileRTLibs(const llvm::opt::ArgList &Args,
245 llvm::opt::ArgStringList &CmdArgs) const {
246 // There aren't any profiling libs for embedded targets currently.
250 /// @name ToolChain Implementation
253 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
254 types::ID InputType) const override;
256 types::ID LookupTypeForExtension(const char *Ext) const override;
258 bool HasNativeLLVMSupport() const override;
260 llvm::opt::DerivedArgList *
261 TranslateArgs(const llvm::opt::DerivedArgList &Args,
262 const char *BoundArch) const override;
264 bool IsBlocksDefault() const override {
265 // Always allow blocks on Apple; users interested in versioning are
266 // expected to use /usr/include/Block.h.
269 bool IsIntegratedAssemblerDefault() const override {
270 // Default integrated assembler to on for Apple's MachO targets.
274 bool IsMathErrnoDefault() const override {
278 bool IsEncodeExtendedBlockSignatureDefault() const override {
282 bool IsObjCNonFragileABIDefault() const override {
283 // Non-fragile ABI is default for everything but i386.
284 return getTriple().getArch() != llvm::Triple::x86;
287 bool UseObjCMixedDispatch() const override {
291 bool IsUnwindTablesDefault() const override;
293 RuntimeLibType GetDefaultRuntimeLibType() const override {
294 return ToolChain::RLT_CompilerRT;
297 bool isPICDefault() const override;
298 bool isPIEDefault() const override;
299 bool isPICDefaultForced() const override;
301 bool SupportsProfiling() const override;
303 bool SupportsObjCGC() const override {
307 bool UseDwarfDebugFlags() const override;
309 bool UseSjLjExceptions() const override {
316 /// Darwin - The base Darwin tool chain.
317 class LLVM_LIBRARY_VISIBILITY Darwin : public MachO {
319 /// The host version.
320 unsigned DarwinVersion[3];
322 /// Whether the information on the target has been initialized.
324 // FIXME: This should be eliminated. What we want to do is make this part of
325 // the "default target for arguments" selection process, once we get out of
326 // the argument translation business.
327 mutable bool TargetInitialized;
329 enum DarwinPlatformKind {
335 mutable DarwinPlatformKind TargetPlatform;
337 /// The OS version we are targeting.
338 mutable VersionTuple TargetVersion;
341 /// The default macosx-version-min of this tool chain; empty until
343 std::string MacosxVersionMin;
345 /// The default ios-version-min of this tool chain; empty until
347 std::string iOSVersionMin;
350 void AddDeploymentTarget(llvm::opt::DerivedArgList &Args) const;
353 Darwin(const Driver &D, const llvm::Triple &Triple,
354 const llvm::opt::ArgList &Args);
357 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
358 types::ID InputType) const override;
360 /// @name Apple Specific Toolchain Implementation
364 addMinVersionArgs(const llvm::opt::ArgList &Args,
365 llvm::opt::ArgStringList &CmdArgs) const override;
368 addStartObjectFileArgs(const llvm::opt::ArgList &Args,
369 llvm::opt::ArgStringList &CmdArgs) const override;
371 bool isKernelStatic() const override {
372 return !isTargetIPhoneOS() || isIPhoneOSVersionLT(6, 0);
375 void addProfileRTLibs(const llvm::opt::ArgList &Args,
376 llvm::opt::ArgStringList &CmdArgs) const override;
380 /// @name Darwin specific Toolchain functions
383 // FIXME: Eliminate these ...Target functions and derive separate tool chains
384 // for these targets and put version in constructor.
385 void setTarget(DarwinPlatformKind Platform, unsigned Major, unsigned Minor,
386 unsigned Micro) const {
387 // FIXME: For now, allow reinitialization as long as values don't
388 // change. This will go away when we move away from argument translation.
389 if (TargetInitialized && TargetPlatform == Platform &&
390 TargetVersion == VersionTuple(Major, Minor, Micro))
393 assert(!TargetInitialized && "Target already initialized!");
394 TargetInitialized = true;
395 TargetPlatform = Platform;
396 TargetVersion = VersionTuple(Major, Minor, Micro);
399 bool isTargetIPhoneOS() const {
400 assert(TargetInitialized && "Target not initialized!");
401 return TargetPlatform == IPhoneOS;
404 bool isTargetIOSSimulator() const {
405 assert(TargetInitialized && "Target not initialized!");
406 return TargetPlatform == IPhoneOSSimulator;
409 bool isTargetIOSBased() const {
410 assert(TargetInitialized && "Target not initialized!");
411 return isTargetIPhoneOS() || isTargetIOSSimulator();
414 bool isTargetMacOS() const {
415 return TargetPlatform == MacOS;
418 bool isTargetInitialized() const { return TargetInitialized; }
420 VersionTuple getTargetVersion() const {
421 assert(TargetInitialized && "Target not initialized!");
422 return TargetVersion;
425 bool isIPhoneOSVersionLT(unsigned V0, unsigned V1=0, unsigned V2=0) const {
426 assert(isTargetIOSBased() && "Unexpected call for non iOS target!");
427 return TargetVersion < VersionTuple(V0, V1, V2);
430 bool isMacosxVersionLT(unsigned V0, unsigned V1=0, unsigned V2=0) const {
431 assert(isTargetMacOS() && "Unexpected call for non OS X target!");
432 return TargetVersion < VersionTuple(V0, V1, V2);
437 /// @name ToolChain Implementation
440 // Darwin tools support multiple architecture (e.g., i386 and x86_64) and
441 // most development is done against SDKs, so compiling for a different
442 // architecture should not get any special treatment.
443 bool isCrossCompiling() const override { return false; }
445 llvm::opt::DerivedArgList *
446 TranslateArgs(const llvm::opt::DerivedArgList &Args,
447 const char *BoundArch) const override;
449 ObjCRuntime getDefaultObjCRuntime(bool isNonFragile) const override;
450 bool hasBlocksRuntime() const override;
452 bool UseObjCMixedDispatch() const override {
453 // This is only used with the non-fragile ABI and non-legacy dispatch.
455 // Mixed dispatch is used everywhere except OS X before 10.6.
456 return !(isTargetMacOS() && isMacosxVersionLT(10, 6));
459 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
460 // Stack protectors default to on for user code on 10.5,
461 // and for everything in 10.6 and beyond
462 if (isTargetIOSBased())
464 else if (isTargetMacOS() && !isMacosxVersionLT(10, 6))
466 else if (isTargetMacOS() && !isMacosxVersionLT(10, 5) && !KernelOrKext)
472 bool SupportsObjCGC() const override;
474 void CheckObjCARC() const override;
476 bool UseSjLjExceptions() const override;
479 /// DarwinClang - The Darwin toolchain used by Clang.
480 class LLVM_LIBRARY_VISIBILITY DarwinClang : public Darwin {
482 DarwinClang(const Driver &D, const llvm::Triple &Triple,
483 const llvm::opt::ArgList &Args);
485 /// @name Apple ToolChain Implementation
489 AddLinkRuntimeLibArgs(const llvm::opt::ArgList &Args,
490 llvm::opt::ArgStringList &CmdArgs) const override;
493 AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
494 llvm::opt::ArgStringList &CmdArgs) const override;
497 AddCCKextLibArgs(const llvm::opt::ArgList &Args,
498 llvm::opt::ArgStringList &CmdArgs) const override;
500 void addClangWarningOptions(llvm::opt::ArgStringList &CC1Args) const override;
503 AddLinkARCArgs(const llvm::opt::ArgList &Args,
504 llvm::opt::ArgStringList &CmdArgs) const override;
508 void AddLinkSanitizerLibArgs(const llvm::opt::ArgList &Args,
509 llvm::opt::ArgStringList &CmdArgs,
510 StringRef Sanitizer) const;
513 class LLVM_LIBRARY_VISIBILITY Generic_ELF : public Generic_GCC {
514 virtual void anchor();
516 Generic_ELF(const Driver &D, const llvm::Triple &Triple,
517 const llvm::opt::ArgList &Args)
518 : Generic_GCC(D, Triple, Args) {}
520 void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
521 llvm::opt::ArgStringList &CC1Args) const override;
524 class LLVM_LIBRARY_VISIBILITY CloudABI : public Generic_ELF {
526 CloudABI(const Driver &D, const llvm::Triple &Triple,
527 const llvm::opt::ArgList &Args);
528 bool HasNativeLLVMSupport() const override { return true; }
530 bool IsMathErrnoDefault() const override { return false; }
531 bool IsObjCNonFragileABIDefault() const override { return true; }
533 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args)
535 return ToolChain::CST_Libcxx;
537 void AddClangCXXStdlibIncludeArgs(
538 const llvm::opt::ArgList &DriverArgs,
539 llvm::opt::ArgStringList &CC1Args) const override;
540 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
541 llvm::opt::ArgStringList &CmdArgs) const override;
543 bool isPIEDefault() const override { return false; }
546 Tool *buildLinker() const override;
549 class LLVM_LIBRARY_VISIBILITY Solaris : public Generic_GCC {
551 Solaris(const Driver &D, const llvm::Triple &Triple,
552 const llvm::opt::ArgList &Args);
554 bool IsIntegratedAssemblerDefault() const override { return true; }
556 Tool *buildAssembler() const override;
557 Tool *buildLinker() const override;
562 class LLVM_LIBRARY_VISIBILITY OpenBSD : public Generic_ELF {
564 OpenBSD(const Driver &D, const llvm::Triple &Triple,
565 const llvm::opt::ArgList &Args);
567 bool IsMathErrnoDefault() const override { return false; }
568 bool IsObjCNonFragileABIDefault() const override { return true; }
569 bool isPIEDefault() const override { return true; }
571 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
576 Tool *buildAssembler() const override;
577 Tool *buildLinker() const override;
580 class LLVM_LIBRARY_VISIBILITY Bitrig : public Generic_ELF {
582 Bitrig(const Driver &D, const llvm::Triple &Triple,
583 const llvm::opt::ArgList &Args);
585 bool IsMathErrnoDefault() const override { return false; }
586 bool IsObjCNonFragileABIDefault() const override { return true; }
588 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
590 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
591 llvm::opt::ArgStringList &CC1Args) const override;
592 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
593 llvm::opt::ArgStringList &CmdArgs) const override;
594 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
599 Tool *buildAssembler() const override;
600 Tool *buildLinker() const override;
603 class LLVM_LIBRARY_VISIBILITY FreeBSD : public Generic_ELF {
605 FreeBSD(const Driver &D, const llvm::Triple &Triple,
606 const llvm::opt::ArgList &Args);
607 bool HasNativeLLVMSupport() const override;
609 bool IsMathErrnoDefault() const override { return false; }
610 bool IsObjCNonFragileABIDefault() const override { return true; }
612 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
614 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
615 llvm::opt::ArgStringList &CC1Args) const override;
617 bool UseSjLjExceptions() const override;
618 bool isPIEDefault() const override;
620 Tool *buildAssembler() const override;
621 Tool *buildLinker() const override;
624 class LLVM_LIBRARY_VISIBILITY NetBSD : public Generic_ELF {
626 NetBSD(const Driver &D, const llvm::Triple &Triple,
627 const llvm::opt::ArgList &Args);
629 bool IsMathErrnoDefault() const override { return false; }
630 bool IsObjCNonFragileABIDefault() const override { return true; }
632 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
635 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
636 llvm::opt::ArgStringList &CC1Args) const override;
637 bool IsUnwindTablesDefault() const override {
642 Tool *buildAssembler() const override;
643 Tool *buildLinker() const override;
646 class LLVM_LIBRARY_VISIBILITY Minix : public Generic_ELF {
648 Minix(const Driver &D, const llvm::Triple &Triple,
649 const llvm::opt::ArgList &Args);
652 Tool *buildAssembler() const override;
653 Tool *buildLinker() const override;
656 class LLVM_LIBRARY_VISIBILITY DragonFly : public Generic_ELF {
658 DragonFly(const Driver &D, const llvm::Triple &Triple,
659 const llvm::opt::ArgList &Args);
661 bool IsMathErrnoDefault() const override { return false; }
664 Tool *buildAssembler() const override;
665 Tool *buildLinker() const override;
668 class LLVM_LIBRARY_VISIBILITY Linux : public Generic_ELF {
670 Linux(const Driver &D, const llvm::Triple &Triple,
671 const llvm::opt::ArgList &Args);
673 bool HasNativeLLVMSupport() const override;
676 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
677 llvm::opt::ArgStringList &CC1Args) const override;
679 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
680 llvm::opt::ArgStringList &CC1Args) const override;
681 bool isPIEDefault() const override;
684 std::vector<std::string> ExtraOpts;
687 Tool *buildAssembler() const override;
688 Tool *buildLinker() const override;
691 static bool addLibStdCXXIncludePaths(Twine Base, Twine Suffix,
693 StringRef GCCMultiarchTriple,
694 StringRef TargetMultiarchTriple,
696 const llvm::opt::ArgList &DriverArgs,
697 llvm::opt::ArgStringList &CC1Args);
699 std::string computeSysRoot() const;
702 class LLVM_LIBRARY_VISIBILITY Hexagon_TC : public Linux {
704 GCCVersion GCCLibAndIncVersion;
705 Tool *buildAssembler() const override;
706 Tool *buildLinker() const override;
709 Hexagon_TC(const Driver &D, const llvm::Triple &Triple,
710 const llvm::opt::ArgList &Args);
711 ~Hexagon_TC() override;
714 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
715 llvm::opt::ArgStringList &CC1Args) const override;
717 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
718 llvm::opt::ArgStringList &CC1Args) const override;
719 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
721 StringRef GetGCCLibAndIncVersion() const { return GCCLibAndIncVersion.Text; }
723 static std::string GetGnuDir(const std::string &InstalledDir,
724 const llvm::opt::ArgList &Args);
726 static StringRef GetTargetCPU(const llvm::opt::ArgList &Args);
728 static const char *GetSmallDataThreshold(const llvm::opt::ArgList &Args);
730 static bool UsesG0(const char* smallDataThreshold);
733 class LLVM_LIBRARY_VISIBILITY NaCl_TC : public Generic_ELF {
735 NaCl_TC(const Driver &D, const llvm::Triple &Triple,
736 const llvm::opt::ArgList &Args);
739 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
740 llvm::opt::ArgStringList &CC1Args) const override;
742 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
743 llvm::opt::ArgStringList &CC1Args) const override;
746 GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
749 AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
750 llvm::opt::ArgStringList &CmdArgs) const override;
753 IsIntegratedAssemblerDefault() const override { return false; }
755 // Get the path to the file containing NaCl's ARM macros. It lives in NaCl_TC
756 // because the AssembleARM tool needs a const char * that it can pass around
757 // and the toolchain outlives all the jobs.
758 const char *GetNaClArmMacrosPath() const { return NaClArmMacrosPath.c_str(); }
760 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
761 types::ID InputType) const override;
765 Tool *buildLinker() const override;
766 Tool *buildAssembler() const override;
769 std::string NaClArmMacrosPath;
772 /// TCEToolChain - A tool chain using the llvm bitcode tools to perform
773 /// all subcommands. See http://tce.cs.tut.fi for our peculiar target.
774 class LLVM_LIBRARY_VISIBILITY TCEToolChain : public ToolChain {
776 TCEToolChain(const Driver &D, const llvm::Triple &Triple,
777 const llvm::opt::ArgList &Args);
778 ~TCEToolChain() override;
780 bool IsMathErrnoDefault() const override;
781 bool isPICDefault() const override;
782 bool isPIEDefault() const override;
783 bool isPICDefaultForced() const override;
786 class LLVM_LIBRARY_VISIBILITY MSVCToolChain : public ToolChain {
788 MSVCToolChain(const Driver &D, const llvm::Triple &Triple,
789 const llvm::opt::ArgList &Args);
791 bool IsIntegratedAssemblerDefault() const override;
792 bool IsUnwindTablesDefault() const override;
793 bool isPICDefault() const override;
794 bool isPIEDefault() const override;
795 bool isPICDefaultForced() const override;
798 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
799 llvm::opt::ArgStringList &CC1Args) const override;
801 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
802 llvm::opt::ArgStringList &CC1Args) const override;
804 bool getWindowsSDKDir(std::string &path, int &major, int &minor) const;
805 bool getWindowsSDKLibraryPath(std::string &path) const;
806 bool getVisualStudioInstallDir(std::string &path) const;
807 bool getVisualStudioBinariesFolder(const char *clangProgramPath,
808 std::string &path) const;
810 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
811 types::ID InputType) const override;
814 void AddSystemIncludeWithSubfolder(const llvm::opt::ArgList &DriverArgs,
815 llvm::opt::ArgStringList &CC1Args,
816 const std::string &folder,
817 const char *subfolder) const;
819 Tool *buildLinker() const override;
820 Tool *buildAssembler() const override;
823 class LLVM_LIBRARY_VISIBILITY CrossWindowsToolChain : public Generic_GCC {
825 CrossWindowsToolChain(const Driver &D, const llvm::Triple &T,
826 const llvm::opt::ArgList &Args);
828 bool IsIntegratedAssemblerDefault() const override { return true; }
829 bool IsUnwindTablesDefault() const override;
830 bool isPICDefault() const override;
831 bool isPIEDefault() const override;
832 bool isPICDefaultForced() const override;
834 unsigned int GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
838 void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
839 llvm::opt::ArgStringList &CC1Args)
841 void AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
842 llvm::opt::ArgStringList &CC1Args)
844 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
845 llvm::opt::ArgStringList &CmdArgs) const override;
848 Tool *buildLinker() const override;
849 Tool *buildAssembler() const override;
852 class LLVM_LIBRARY_VISIBILITY XCore : public ToolChain {
854 XCore(const Driver &D, const llvm::Triple &Triple,
855 const llvm::opt::ArgList &Args);
857 Tool *buildAssembler() const override;
858 Tool *buildLinker() const override;
860 bool isPICDefault() const override;
861 bool isPIEDefault() const override;
862 bool isPICDefaultForced() const override;
863 bool SupportsProfiling() const override;
864 bool hasBlocksRuntime() const override;
865 void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
866 llvm::opt::ArgStringList &CC1Args) const override;
867 void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
868 llvm::opt::ArgStringList &CC1Args) const override;
869 void AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
870 llvm::opt::ArgStringList &CC1Args) const override;
871 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
872 llvm::opt::ArgStringList &CmdArgs) const override;
875 } // end namespace toolchains
876 } // end namespace driver
877 } // end namespace clang