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 /// Whether the information on the target has been initialized.
321 // FIXME: This should be eliminated. What we want to do is make this part of
322 // the "default target for arguments" selection process, once we get out of
323 // the argument translation business.
324 mutable bool TargetInitialized;
326 enum DarwinPlatformKind {
332 mutable DarwinPlatformKind TargetPlatform;
334 /// The OS version we are targeting.
335 mutable VersionTuple TargetVersion;
338 void AddDeploymentTarget(llvm::opt::DerivedArgList &Args) const;
341 Darwin(const Driver &D, const llvm::Triple &Triple,
342 const llvm::opt::ArgList &Args);
345 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
346 types::ID InputType) const override;
348 /// @name Apple Specific Toolchain Implementation
352 addMinVersionArgs(const llvm::opt::ArgList &Args,
353 llvm::opt::ArgStringList &CmdArgs) const override;
356 addStartObjectFileArgs(const llvm::opt::ArgList &Args,
357 llvm::opt::ArgStringList &CmdArgs) const override;
359 bool isKernelStatic() const override {
360 return !isTargetIPhoneOS() || isIPhoneOSVersionLT(6, 0);
363 void addProfileRTLibs(const llvm::opt::ArgList &Args,
364 llvm::opt::ArgStringList &CmdArgs) const override;
368 /// @name Darwin specific Toolchain functions
371 // FIXME: Eliminate these ...Target functions and derive separate tool chains
372 // for these targets and put version in constructor.
373 void setTarget(DarwinPlatformKind Platform, unsigned Major, unsigned Minor,
374 unsigned Micro) const {
375 // FIXME: For now, allow reinitialization as long as values don't
376 // change. This will go away when we move away from argument translation.
377 if (TargetInitialized && TargetPlatform == Platform &&
378 TargetVersion == VersionTuple(Major, Minor, Micro))
381 assert(!TargetInitialized && "Target already initialized!");
382 TargetInitialized = true;
383 TargetPlatform = Platform;
384 TargetVersion = VersionTuple(Major, Minor, Micro);
387 bool isTargetIPhoneOS() const {
388 assert(TargetInitialized && "Target not initialized!");
389 return TargetPlatform == IPhoneOS;
392 bool isTargetIOSSimulator() const {
393 assert(TargetInitialized && "Target not initialized!");
394 return TargetPlatform == IPhoneOSSimulator;
397 bool isTargetIOSBased() const {
398 assert(TargetInitialized && "Target not initialized!");
399 return isTargetIPhoneOS() || isTargetIOSSimulator();
402 bool isTargetMacOS() const {
403 assert(TargetInitialized && "Target not initialized!");
404 return TargetPlatform == MacOS;
407 bool isTargetInitialized() const { return TargetInitialized; }
409 VersionTuple getTargetVersion() const {
410 assert(TargetInitialized && "Target not initialized!");
411 return TargetVersion;
414 bool isIPhoneOSVersionLT(unsigned V0, unsigned V1=0, unsigned V2=0) const {
415 assert(isTargetIOSBased() && "Unexpected call for non iOS target!");
416 return TargetVersion < VersionTuple(V0, V1, V2);
419 bool isMacosxVersionLT(unsigned V0, unsigned V1=0, unsigned V2=0) const {
420 assert(isTargetMacOS() && "Unexpected call for non OS X target!");
421 return TargetVersion < VersionTuple(V0, V1, V2);
426 /// @name ToolChain Implementation
429 // Darwin tools support multiple architecture (e.g., i386 and x86_64) and
430 // most development is done against SDKs, so compiling for a different
431 // architecture should not get any special treatment.
432 bool isCrossCompiling() const override { return false; }
434 llvm::opt::DerivedArgList *
435 TranslateArgs(const llvm::opt::DerivedArgList &Args,
436 const char *BoundArch) const override;
438 ObjCRuntime getDefaultObjCRuntime(bool isNonFragile) const override;
439 bool hasBlocksRuntime() const override;
441 bool UseObjCMixedDispatch() const override {
442 // This is only used with the non-fragile ABI and non-legacy dispatch.
444 // Mixed dispatch is used everywhere except OS X before 10.6.
445 return !(isTargetMacOS() && isMacosxVersionLT(10, 6));
448 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
449 // Stack protectors default to on for user code on 10.5,
450 // and for everything in 10.6 and beyond
451 if (isTargetIOSBased())
453 else if (isTargetMacOS() && !isMacosxVersionLT(10, 6))
455 else if (isTargetMacOS() && !isMacosxVersionLT(10, 5) && !KernelOrKext)
461 bool SupportsObjCGC() const override;
463 void CheckObjCARC() const override;
465 bool UseSjLjExceptions() const override;
467 SanitizerMask getSupportedSanitizers() const override;
470 /// DarwinClang - The Darwin toolchain used by Clang.
471 class LLVM_LIBRARY_VISIBILITY DarwinClang : public Darwin {
473 DarwinClang(const Driver &D, const llvm::Triple &Triple,
474 const llvm::opt::ArgList &Args);
476 /// @name Apple ToolChain Implementation
480 AddLinkRuntimeLibArgs(const llvm::opt::ArgList &Args,
481 llvm::opt::ArgStringList &CmdArgs) const override;
484 AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
485 llvm::opt::ArgStringList &CmdArgs) const override;
488 AddCCKextLibArgs(const llvm::opt::ArgList &Args,
489 llvm::opt::ArgStringList &CmdArgs) const override;
491 void addClangWarningOptions(llvm::opt::ArgStringList &CC1Args) const override;
494 AddLinkARCArgs(const llvm::opt::ArgList &Args,
495 llvm::opt::ArgStringList &CmdArgs) const override;
499 void AddLinkSanitizerLibArgs(const llvm::opt::ArgList &Args,
500 llvm::opt::ArgStringList &CmdArgs,
501 StringRef Sanitizer) const;
504 class LLVM_LIBRARY_VISIBILITY Generic_ELF : public Generic_GCC {
505 virtual void anchor();
507 Generic_ELF(const Driver &D, const llvm::Triple &Triple,
508 const llvm::opt::ArgList &Args)
509 : Generic_GCC(D, Triple, Args) {}
511 void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
512 llvm::opt::ArgStringList &CC1Args) const override;
515 class LLVM_LIBRARY_VISIBILITY CloudABI : public Generic_ELF {
517 CloudABI(const Driver &D, const llvm::Triple &Triple,
518 const llvm::opt::ArgList &Args);
519 bool HasNativeLLVMSupport() const override { return true; }
521 bool IsMathErrnoDefault() const override { return false; }
522 bool IsObjCNonFragileABIDefault() const override { return true; }
524 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args)
526 return ToolChain::CST_Libcxx;
528 void AddClangCXXStdlibIncludeArgs(
529 const llvm::opt::ArgList &DriverArgs,
530 llvm::opt::ArgStringList &CC1Args) const override;
531 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
532 llvm::opt::ArgStringList &CmdArgs) const override;
534 bool isPIEDefault() const override { return false; }
537 Tool *buildLinker() const override;
540 class LLVM_LIBRARY_VISIBILITY Solaris : public Generic_GCC {
542 Solaris(const Driver &D, const llvm::Triple &Triple,
543 const llvm::opt::ArgList &Args);
545 bool IsIntegratedAssemblerDefault() const override { return true; }
547 Tool *buildAssembler() const override;
548 Tool *buildLinker() const override;
553 class LLVM_LIBRARY_VISIBILITY OpenBSD : public Generic_ELF {
555 OpenBSD(const Driver &D, const llvm::Triple &Triple,
556 const llvm::opt::ArgList &Args);
558 bool IsMathErrnoDefault() const override { return false; }
559 bool IsObjCNonFragileABIDefault() const override { return true; }
560 bool isPIEDefault() const override { return true; }
562 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
567 Tool *buildAssembler() const override;
568 Tool *buildLinker() const override;
571 class LLVM_LIBRARY_VISIBILITY Bitrig : public Generic_ELF {
573 Bitrig(const Driver &D, const llvm::Triple &Triple,
574 const llvm::opt::ArgList &Args);
576 bool IsMathErrnoDefault() const override { return false; }
577 bool IsObjCNonFragileABIDefault() const override { return true; }
579 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
581 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
582 llvm::opt::ArgStringList &CC1Args) const override;
583 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
584 llvm::opt::ArgStringList &CmdArgs) const override;
585 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
590 Tool *buildAssembler() const override;
591 Tool *buildLinker() const override;
594 class LLVM_LIBRARY_VISIBILITY FreeBSD : public Generic_ELF {
596 FreeBSD(const Driver &D, const llvm::Triple &Triple,
597 const llvm::opt::ArgList &Args);
598 bool HasNativeLLVMSupport() const override;
600 bool IsMathErrnoDefault() const override { return false; }
601 bool IsObjCNonFragileABIDefault() const override { return true; }
603 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
605 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
606 llvm::opt::ArgStringList &CC1Args) const override;
608 bool UseSjLjExceptions() const override;
609 bool isPIEDefault() const override;
610 SanitizerMask getSupportedSanitizers() const override;
612 Tool *buildAssembler() const override;
613 Tool *buildLinker() const override;
616 class LLVM_LIBRARY_VISIBILITY NetBSD : public Generic_ELF {
618 NetBSD(const Driver &D, const llvm::Triple &Triple,
619 const llvm::opt::ArgList &Args);
621 bool IsMathErrnoDefault() const override { return false; }
622 bool IsObjCNonFragileABIDefault() const override { return true; }
624 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
627 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
628 llvm::opt::ArgStringList &CC1Args) const override;
629 bool IsUnwindTablesDefault() const override {
634 Tool *buildAssembler() const override;
635 Tool *buildLinker() const override;
638 class LLVM_LIBRARY_VISIBILITY Minix : public Generic_ELF {
640 Minix(const Driver &D, const llvm::Triple &Triple,
641 const llvm::opt::ArgList &Args);
644 Tool *buildAssembler() const override;
645 Tool *buildLinker() const override;
648 class LLVM_LIBRARY_VISIBILITY DragonFly : public Generic_ELF {
650 DragonFly(const Driver &D, const llvm::Triple &Triple,
651 const llvm::opt::ArgList &Args);
653 bool IsMathErrnoDefault() const override { return false; }
656 Tool *buildAssembler() const override;
657 Tool *buildLinker() const override;
660 class LLVM_LIBRARY_VISIBILITY Linux : public Generic_ELF {
662 Linux(const Driver &D, const llvm::Triple &Triple,
663 const llvm::opt::ArgList &Args);
665 bool HasNativeLLVMSupport() const override;
668 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
669 llvm::opt::ArgStringList &CC1Args) const override;
671 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
672 llvm::opt::ArgStringList &CC1Args) const override;
673 bool isPIEDefault() const override;
674 SanitizerMask getSupportedSanitizers() const override;
677 std::vector<std::string> ExtraOpts;
680 Tool *buildAssembler() const override;
681 Tool *buildLinker() const override;
684 static bool addLibStdCXXIncludePaths(Twine Base, Twine Suffix,
686 StringRef GCCMultiarchTriple,
687 StringRef TargetMultiarchTriple,
689 const llvm::opt::ArgList &DriverArgs,
690 llvm::opt::ArgStringList &CC1Args);
692 std::string computeSysRoot() const;
695 class LLVM_LIBRARY_VISIBILITY Hexagon_TC : public Linux {
697 GCCVersion GCCLibAndIncVersion;
698 Tool *buildAssembler() const override;
699 Tool *buildLinker() const override;
702 Hexagon_TC(const Driver &D, const llvm::Triple &Triple,
703 const llvm::opt::ArgList &Args);
704 ~Hexagon_TC() override;
707 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
708 llvm::opt::ArgStringList &CC1Args) const override;
710 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
711 llvm::opt::ArgStringList &CC1Args) const override;
712 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
714 StringRef GetGCCLibAndIncVersion() const { return GCCLibAndIncVersion.Text; }
716 static std::string GetGnuDir(const std::string &InstalledDir,
717 const llvm::opt::ArgList &Args);
719 static StringRef GetTargetCPU(const llvm::opt::ArgList &Args);
721 static const char *GetSmallDataThreshold(const llvm::opt::ArgList &Args);
723 static bool UsesG0(const char* smallDataThreshold);
726 class LLVM_LIBRARY_VISIBILITY NaCl_TC : public Generic_ELF {
728 NaCl_TC(const Driver &D, const llvm::Triple &Triple,
729 const llvm::opt::ArgList &Args);
732 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
733 llvm::opt::ArgStringList &CC1Args) const override;
735 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
736 llvm::opt::ArgStringList &CC1Args) const override;
739 GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
742 AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
743 llvm::opt::ArgStringList &CmdArgs) const override;
746 IsIntegratedAssemblerDefault() const override { return false; }
748 // Get the path to the file containing NaCl's ARM macros. It lives in NaCl_TC
749 // because the AssembleARM tool needs a const char * that it can pass around
750 // and the toolchain outlives all the jobs.
751 const char *GetNaClArmMacrosPath() const { return NaClArmMacrosPath.c_str(); }
753 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
754 types::ID InputType) const override;
758 Tool *buildLinker() const override;
759 Tool *buildAssembler() const override;
762 std::string NaClArmMacrosPath;
765 /// TCEToolChain - A tool chain using the llvm bitcode tools to perform
766 /// all subcommands. See http://tce.cs.tut.fi for our peculiar target.
767 class LLVM_LIBRARY_VISIBILITY TCEToolChain : public ToolChain {
769 TCEToolChain(const Driver &D, const llvm::Triple &Triple,
770 const llvm::opt::ArgList &Args);
771 ~TCEToolChain() override;
773 bool IsMathErrnoDefault() const override;
774 bool isPICDefault() const override;
775 bool isPIEDefault() const override;
776 bool isPICDefaultForced() const override;
779 class LLVM_LIBRARY_VISIBILITY MSVCToolChain : public ToolChain {
781 MSVCToolChain(const Driver &D, const llvm::Triple &Triple,
782 const llvm::opt::ArgList &Args);
784 bool IsIntegratedAssemblerDefault() const override;
785 bool IsUnwindTablesDefault() const override;
786 bool isPICDefault() const override;
787 bool isPIEDefault() const override;
788 bool isPICDefaultForced() const override;
791 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
792 llvm::opt::ArgStringList &CC1Args) const override;
794 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
795 llvm::opt::ArgStringList &CC1Args) const override;
797 bool getWindowsSDKDir(std::string &path, int &major, int &minor) const;
798 bool getWindowsSDKLibraryPath(std::string &path) const;
799 bool getVisualStudioInstallDir(std::string &path) const;
800 bool getVisualStudioBinariesFolder(const char *clangProgramPath,
801 std::string &path) const;
803 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
804 types::ID InputType) const override;
805 SanitizerMask getSupportedSanitizers() const override;
808 void AddSystemIncludeWithSubfolder(const llvm::opt::ArgList &DriverArgs,
809 llvm::opt::ArgStringList &CC1Args,
810 const std::string &folder,
811 const char *subfolder) const;
813 Tool *buildLinker() const override;
814 Tool *buildAssembler() const override;
817 class LLVM_LIBRARY_VISIBILITY CrossWindowsToolChain : public Generic_GCC {
819 CrossWindowsToolChain(const Driver &D, const llvm::Triple &T,
820 const llvm::opt::ArgList &Args);
822 bool IsIntegratedAssemblerDefault() const override { return true; }
823 bool IsUnwindTablesDefault() const override;
824 bool isPICDefault() const override;
825 bool isPIEDefault() const override;
826 bool isPICDefaultForced() const override;
828 unsigned int GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
832 void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
833 llvm::opt::ArgStringList &CC1Args)
835 void AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
836 llvm::opt::ArgStringList &CC1Args)
838 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
839 llvm::opt::ArgStringList &CmdArgs) const override;
842 Tool *buildLinker() const override;
843 Tool *buildAssembler() const override;
846 class LLVM_LIBRARY_VISIBILITY XCore : public ToolChain {
848 XCore(const Driver &D, const llvm::Triple &Triple,
849 const llvm::opt::ArgList &Args);
851 Tool *buildAssembler() const override;
852 Tool *buildLinker() const override;
854 bool isPICDefault() const override;
855 bool isPIEDefault() const override;
856 bool isPICDefaultForced() const override;
857 bool SupportsProfiling() const override;
858 bool hasBlocksRuntime() const override;
859 void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
860 llvm::opt::ArgStringList &CC1Args) const override;
861 void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
862 llvm::opt::ArgStringList &CC1Args) const override;
863 void AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
864 llvm::opt::ArgStringList &CC1Args) const override;
865 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
866 llvm::opt::ArgStringList &CmdArgs) const override;
869 /// SHAVEToolChain - A tool chain using the compiler installed by the the
870 // Movidius SDK into MV_TOOLS_DIR (which we assume will be copied to llvm's
871 // installation dir) to perform all subcommands.
872 class LLVM_LIBRARY_VISIBILITY SHAVEToolChain : public Generic_GCC {
874 SHAVEToolChain(const Driver &D, const llvm::Triple &Triple,
875 const llvm::opt::ArgList &Args);
876 ~SHAVEToolChain() override;
878 virtual Tool *SelectTool(const JobAction &JA) const override;
881 Tool *getTool(Action::ActionClass AC) const override;
882 Tool *buildAssembler() const override;
883 Tool *buildLinker() const override;
886 mutable std::unique_ptr<Tool> Compiler;
887 mutable std::unique_ptr<Tool> Assembler;
890 } // end namespace toolchains
891 } // end namespace driver
892 } // end namespace clang