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Diffstat (limited to 'include/clang/Basic/CodeGenOptions.def')
| -rw-r--r-- | include/clang/Basic/CodeGenOptions.def | 370 |
1 files changed, 370 insertions, 0 deletions
diff --git a/include/clang/Basic/CodeGenOptions.def b/include/clang/Basic/CodeGenOptions.def new file mode 100644 index 0000000000000..ed2387b9a2e2c --- /dev/null +++ b/include/clang/Basic/CodeGenOptions.def @@ -0,0 +1,370 @@ +//===--- CodeGenOptions.def - Code generation option database ----- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file defines the code generation options. Users of this file +// must define the CODEGENOPT macro to make use of this information. +// Optionally, the user may also define ENUM_CODEGENOPT (for options +// that have enumeration type and VALUE_CODEGENOPT is a code +// generation option that describes a value rather than a flag. +// +//===----------------------------------------------------------------------===// +#ifndef CODEGENOPT +# error Define the CODEGENOPT macro to handle language options +#endif + +#ifndef VALUE_CODEGENOPT +# define VALUE_CODEGENOPT(Name, Bits, Default) \ +CODEGENOPT(Name, Bits, Default) +#endif + +#ifndef ENUM_CODEGENOPT +# define ENUM_CODEGENOPT(Name, Type, Bits, Default) \ +CODEGENOPT(Name, Bits, Default) +#endif + +CODEGENOPT(DisableIntegratedAS, 1, 0) ///< -no-integrated-as +ENUM_CODEGENOPT(CompressDebugSections, llvm::DebugCompressionType, 2, + llvm::DebugCompressionType::None) +CODEGENOPT(RelaxELFRelocations, 1, 0) ///< -Wa,--mrelax-relocations +CODEGENOPT(AsmVerbose , 1, 0) ///< -dA, -fverbose-asm. +CODEGENOPT(PreserveAsmComments, 1, 1) ///< -dA, -fno-preserve-as-comments. +CODEGENOPT(AssumeSaneOperatorNew , 1, 1) ///< implicit __attribute__((malloc)) operator new +CODEGENOPT(Autolink , 1, 1) ///< -fno-autolink +CODEGENOPT(ObjCAutoRefCountExceptions , 1, 0) ///< Whether ARC should be EH-safe. +CODEGENOPT(Backchain , 1, 0) ///< -mbackchain +CODEGENOPT(ControlFlowGuard , 1, 0) ///< -cfguard +CODEGENOPT(CoverageExtraChecksum, 1, 0) ///< Whether we need a second checksum for functions in GCNO files. +CODEGENOPT(CoverageNoFunctionNamesInData, 1, 0) ///< Do not include function names in GCDA files. +CODEGENOPT(CoverageExitBlockBeforeBody, 1, 0) ///< Whether to emit the exit block before the body blocks in GCNO files. +CODEGENOPT(CXAAtExit , 1, 1) ///< Use __cxa_atexit for calling destructors. +CODEGENOPT(RegisterGlobalDtorsWithAtExit, 1, 1) ///< Use atexit or __cxa_atexit to register global destructors. +CODEGENOPT(CXXCtorDtorAliases, 1, 0) ///< Emit complete ctors/dtors as linker + ///< aliases to base ctors when possible. +CODEGENOPT(DataSections , 1, 0) ///< Set when -fdata-sections is enabled. +CODEGENOPT(UniqueSectionNames, 1, 1) ///< Set for -funique-section-names. +CODEGENOPT(DisableFPElim , 1, 0) ///< Set when -fomit-frame-pointer is enabled. +CODEGENOPT(DisableFree , 1, 0) ///< Don't free memory. +CODEGENOPT(DiscardValueNames , 1, 0) ///< Discard Value Names from the IR (LLVMContext flag) +CODEGENOPT(DisableGCov , 1, 0) ///< Don't run the GCov pass, for testing. +CODEGENOPT(DisableLLVMPasses , 1, 0) ///< Don't run any LLVM IR passes to get + ///< the pristine IR generated by the + ///< frontend. +CODEGENOPT(DisableLifetimeMarkers, 1, 0) ///< Don't emit any lifetime markers +CODEGENOPT(DisableO0ImplyOptNone , 1, 0) ///< Don't annonate function with optnone at O0 +CODEGENOPT(ExperimentalNewPassManager, 1, 0) ///< Enables the new, experimental + ///< pass manager. +CODEGENOPT(DebugPassManager, 1, 0) ///< Prints debug information for the new + ///< pass manager. +CODEGENOPT(DisableRedZone , 1, 0) ///< Set when -mno-red-zone is enabled. +CODEGENOPT(IndirectTlsSegRefs, 1, 0) ///< Set when -mno-tls-direct-seg-refs + ///< is specified. +CODEGENOPT(DisableTailCalls , 1, 0) ///< Do not emit tail calls. +CODEGENOPT(NoEscapingBlockTailCalls, 1, 0) ///< Do not emit tail calls from + ///< escaping blocks. +CODEGENOPT(EmitDeclMetadata , 1, 0) ///< Emit special metadata indicating what + ///< Decl* various IR entities came from. + ///< Only useful when running CodeGen as a + ///< subroutine. +CODEGENOPT(EmitVersionIdentMetadata , 1, 1) ///< Emit compiler version metadata. +CODEGENOPT(EmitGcovArcs , 1, 0) ///< Emit coverage data files, aka. GCDA. +CODEGENOPT(EmitGcovNotes , 1, 0) ///< Emit coverage "notes" files, aka GCNO. +CODEGENOPT(EmitOpenCLArgMetadata , 1, 0) ///< Emit OpenCL kernel arg metadata. +CODEGENOPT(EmulatedTLS , 1, 0) ///< Set by default or -f[no-]emulated-tls. +CODEGENOPT(ExplicitEmulatedTLS , 1, 0) ///< Set if -f[no-]emulated-tls is used. +/// Embed Bitcode mode (off/all/bitcode/marker). +ENUM_CODEGENOPT(EmbedBitcode, EmbedBitcodeKind, 2, Embed_Off) +CODEGENOPT(ForbidGuardVariables , 1, 0) ///< Issue errors if C++ guard variables + ///< are required. +CODEGENOPT(FunctionSections , 1, 0) ///< Set when -ffunction-sections is enabled. +CODEGENOPT(InstrumentFunctions , 1, 0) ///< Set when -finstrument-functions is + ///< enabled. +CODEGENOPT(InstrumentFunctionsAfterInlining , 1, 0) ///< Set when + ///< -finstrument-functions-after-inlining is enabled. +CODEGENOPT(InstrumentFunctionEntryBare , 1, 0) ///< Set when + ///< -finstrument-function-entry-bare is enabled. +CODEGENOPT(CFProtectionReturn , 1, 0) ///< if -fcf-protection is + ///< set to full or return. +CODEGENOPT(CFProtectionBranch , 1, 0) ///< if -fcf-protection is + ///< set to full or branch. +CODEGENOPT(XRayInstrumentFunctions , 1, 0) ///< Set when -fxray-instrument is + ///< enabled. +CODEGENOPT(StackSizeSection , 1, 0) ///< Set when -fstack-size-section is enabled. + +///< Set when -fxray-always-emit-customevents is enabled. +CODEGENOPT(XRayAlwaysEmitCustomEvents , 1, 0) + +///< Set when -fxray-always-emit-typedevents is enabled. +CODEGENOPT(XRayAlwaysEmitTypedEvents , 1, 0) + +///< Set the minimum number of instructions in a function to determine selective +///< XRay instrumentation. +VALUE_CODEGENOPT(XRayInstructionThreshold , 32, 200) + +CODEGENOPT(InstrumentForProfiling , 1, 0) ///< Set when -pg is enabled. +CODEGENOPT(CallFEntry , 1, 0) ///< Set when -mfentry is enabled. +CODEGENOPT(LessPreciseFPMAD , 1, 0) ///< Enable less precise MAD instructions to + ///< be generated. +CODEGENOPT(PrepareForLTO , 1, 0) ///< Set when -flto is enabled on the + ///< compile step. +CODEGENOPT(PrepareForThinLTO , 1, 0) ///< Set when -flto=thin is enabled on the + ///< compile step. +CODEGENOPT(LTOUnit, 1, 0) ///< Emit IR to support LTO unit features (CFI, whole + ///< program vtable opt). +CODEGENOPT(EnableSplitLTOUnit, 1, 0) ///< Enable LTO unit splitting to support + /// CFI and traditional whole program + /// devirtualization that require whole + /// program IR support. +CODEGENOPT(IncrementalLinkerCompatible, 1, 0) ///< Emit an object file which can + ///< be used with an incremental + ///< linker. +CODEGENOPT(MergeAllConstants , 1, 1) ///< Merge identical constants. +CODEGENOPT(MergeFunctions , 1, 0) ///< Set when -fmerge-functions is enabled. +CODEGENOPT(MSVolatile , 1, 0) ///< Set when /volatile:ms is enabled. +CODEGENOPT(NoCommon , 1, 0) ///< Set when -fno-common or C++ is enabled. +CODEGENOPT(NoDwarfDirectoryAsm , 1, 0) ///< Set when -fno-dwarf-directory-asm is + ///< enabled. +CODEGENOPT(NoExecStack , 1, 0) ///< Set when -Wa,--noexecstack is enabled. +CODEGENOPT(FatalWarnings , 1, 0) ///< Set when -Wa,--fatal-warnings is + ///< enabled. +CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled. +CODEGENOPT(NoImplicitFloat , 1, 0) ///< Set when -mno-implicit-float is enabled. +CODEGENOPT(NoInfsFPMath , 1, 0) ///< Assume FP arguments, results not +-Inf. +CODEGENOPT(NoSignedZeros , 1, 0) ///< Allow ignoring the signedness of FP zero +CODEGENOPT(NullPointerIsValid , 1, 0) ///< Assume Null pointer deference is defined. +CODEGENOPT(Reassociate , 1, 0) ///< Allow reassociation of FP math ops +CODEGENOPT(ReciprocalMath , 1, 0) ///< Allow FP divisions to be reassociated. +CODEGENOPT(NoTrappingMath , 1, 0) ///< Set when -fno-trapping-math is enabled. +CODEGENOPT(NoNaNsFPMath , 1, 0) ///< Assume FP arguments, results not NaN. +CODEGENOPT(FlushDenorm , 1, 0) ///< Allow FP denorm numbers to be flushed to zero +CODEGENOPT(CorrectlyRoundedDivSqrt, 1, 0) ///< -cl-fp32-correctly-rounded-divide-sqrt + +/// When false, this attempts to generate code as if the result of an +/// overflowing conversion matches the overflowing behavior of a target's native +/// float-to-int conversion instructions. +CODEGENOPT(StrictFloatCastOverflow, 1, 1) + +CODEGENOPT(UniformWGSize , 1, 0) ///< -cl-uniform-work-group-size +CODEGENOPT(NoZeroInitializedInBSS , 1, 0) ///< -fno-zero-initialized-in-bss. +/// Method of Objective-C dispatch to use. +ENUM_CODEGENOPT(ObjCDispatchMethod, ObjCDispatchMethodKind, 2, Legacy) +/// Replace certain message sends with calls to ObjC runtime entrypoints +CODEGENOPT(ObjCConvertMessagesToRuntimeCalls , 1, 1) +CODEGENOPT(OmitLeafFramePointer , 1, 0) ///< Set when -momit-leaf-frame-pointer is + ///< enabled. + +VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option specified. +VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified. + +/// Choose profile instrumenation kind or no instrumentation. +ENUM_CODEGENOPT(ProfileInstr, ProfileInstrKind, 2, ProfileNone) +/// Choose profile kind for PGO use compilation. +ENUM_CODEGENOPT(ProfileUse, ProfileInstrKind, 2, ProfileNone) +CODEGENOPT(CoverageMapping , 1, 0) ///< Generate coverage mapping regions to + ///< enable code coverage analysis. +CODEGENOPT(DumpCoverageMapping , 1, 0) ///< Dump the generated coverage mapping + ///< regions. + + /// If -fpcc-struct-return or -freg-struct-return is specified. +ENUM_CODEGENOPT(StructReturnConvention, StructReturnConventionKind, 2, SRCK_Default) + +CODEGENOPT(RelaxAll , 1, 0) ///< Relax all machine code instructions. +CODEGENOPT(RelaxedAliasing , 1, 0) ///< Set when -fno-strict-aliasing is enabled. +CODEGENOPT(StructPathTBAA , 1, 0) ///< Whether or not to use struct-path TBAA. +CODEGENOPT(NewStructPathTBAA , 1, 0) ///< Whether or not to use enhanced struct-path TBAA. +CODEGENOPT(SaveTempLabels , 1, 0) ///< Save temporary labels. +CODEGENOPT(SanitizeAddressUseAfterScope , 1, 0) ///< Enable use-after-scope detection + ///< in AddressSanitizer +CODEGENOPT(SanitizeAddressPoisonCustomArrayCookie, 1, + 0) ///< Enable poisoning operator new[] which is not a replaceable + ///< global allocation function in AddressSanitizer +CODEGENOPT(SanitizeAddressGlobalsDeadStripping, 1, 0) ///< Enable linker dead stripping + ///< of globals in AddressSanitizer +CODEGENOPT(SanitizeAddressUseOdrIndicator, 1, 0) ///< Enable ODR indicator globals +CODEGENOPT(SanitizeMemoryTrackOrigins, 2, 0) ///< Enable tracking origins in + ///< MemorySanitizer +CODEGENOPT(SanitizeMemoryUseAfterDtor, 1, 0) ///< Enable use-after-delete detection + ///< in MemorySanitizer +CODEGENOPT(SanitizeCfiCrossDso, 1, 0) ///< Enable cross-dso support in CFI. +CODEGENOPT(SanitizeMinimalRuntime, 1, 0) ///< Use "_minimal" sanitizer runtime for + ///< diagnostics. +CODEGENOPT(SanitizeCfiICallGeneralizePointers, 1, 0) ///< Generalize pointer types in + ///< CFI icall function signatures +CODEGENOPT(SanitizeCoverageType, 2, 0) ///< Type of sanitizer coverage + ///< instrumentation. +CODEGENOPT(SanitizeCoverageIndirectCalls, 1, 0) ///< Enable sanitizer coverage + ///< for indirect calls. +CODEGENOPT(SanitizeCoverageTraceBB, 1, 0) ///< Enable basic block tracing in + ///< in sanitizer coverage. +CODEGENOPT(SanitizeCoverageTraceCmp, 1, 0) ///< Enable cmp instruction tracing + ///< in sanitizer coverage. +CODEGENOPT(SanitizeCoverageTraceDiv, 1, 0) ///< Enable div instruction tracing + ///< in sanitizer coverage. +CODEGENOPT(SanitizeCoverageTraceGep, 1, 0) ///< Enable GEP instruction tracing + ///< in sanitizer coverage. +CODEGENOPT(SanitizeCoverage8bitCounters, 1, 0) ///< Use 8-bit frequency counters + ///< in sanitizer coverage. +CODEGENOPT(SanitizeCoverageTracePC, 1, 0) ///< Enable PC tracing + ///< in sanitizer coverage. +CODEGENOPT(SanitizeCoverageTracePCGuard, 1, 0) ///< Enable PC tracing with guard + ///< in sanitizer coverage. +CODEGENOPT(SanitizeCoverageInline8bitCounters, 1, 0) ///< Use inline 8bit counters. +CODEGENOPT(SanitizeCoveragePCTable, 1, 0) ///< Create a PC Table. +CODEGENOPT(SanitizeCoverageNoPrune, 1, 0) ///< Disable coverage pruning. +CODEGENOPT(SanitizeCoverageStackDepth, 1, 0) ///< Enable max stack depth tracing +CODEGENOPT(SanitizeStats , 1, 0) ///< Collect statistics for sanitizers. +CODEGENOPT(SimplifyLibCalls , 1, 1) ///< Set when -fbuiltin is enabled. +CODEGENOPT(SoftFloat , 1, 0) ///< -soft-float. +CODEGENOPT(SpeculativeLoadHardening, 1, 0) ///< Enable speculative load hardening. +CODEGENOPT(FineGrainedBitfieldAccesses, 1, 0) ///< Enable fine-grained bitfield accesses. +CODEGENOPT(StrictEnums , 1, 0) ///< Optimize based on strict enum definition. +CODEGENOPT(StrictVTablePointers, 1, 0) ///< Optimize based on the strict vtable pointers +CODEGENOPT(TimePasses , 1, 0) ///< Set when -ftime-report is enabled. +CODEGENOPT(UnrollLoops , 1, 0) ///< Control whether loops are unrolled. +CODEGENOPT(RerollLoops , 1, 0) ///< Control whether loops are rerolled. +CODEGENOPT(NoUseJumpTables , 1, 0) ///< Set when -fno-jump-tables is enabled. +CODEGENOPT(UnsafeFPMath , 1, 0) ///< Allow unsafe floating point optzns. +CODEGENOPT(UnwindTables , 1, 0) ///< Emit unwind tables. +CODEGENOPT(VectorizeLoop , 1, 0) ///< Run loop vectorizer. +CODEGENOPT(VectorizeSLP , 1, 0) ///< Run SLP vectorizer. +CODEGENOPT(ProfileSampleAccurate, 1, 0) ///< Sample profile is accurate. + + /// Attempt to use register sized accesses to bit-fields in structures, when + /// possible. +CODEGENOPT(UseRegisterSizedBitfieldAccess , 1, 0) + +CODEGENOPT(VerifyModule , 1, 1) ///< Control whether the module should be run + ///< through the LLVM Verifier. + +CODEGENOPT(StackRealignment , 1, 0) ///< Control whether to force stack + ///< realignment. +CODEGENOPT(UseInitArray , 1, 0) ///< Control whether to use .init_array or + ///< .ctors. +VALUE_CODEGENOPT(StackAlignment , 32, 0) ///< Overrides default stack + ///< alignment, if not 0. +VALUE_CODEGENOPT(StackProbeSize , 32, 4096) ///< Overrides default stack + ///< probe size, even if 0. +CODEGENOPT(NoStackArgProbe, 1, 0) ///< Set when -mno-stack-arg-probe is used +CODEGENOPT(DebugColumnInfo, 1, 0) ///< Whether or not to use column information + ///< in debug info. + +CODEGENOPT(DebugTypeExtRefs, 1, 0) ///< Whether or not debug info should contain + ///< external references to a PCH or module. + +CODEGENOPT(DebugExplicitImport, 1, 0) ///< Whether or not debug info should + ///< contain explicit imports for + ///< anonymous namespaces + +ENUM_CODEGENOPT(SplitDwarfMode, DwarfFissionKind, 2, NoFission) ///< DWARF fission mode to use. + +CODEGENOPT(SplitDwarfInlining, 1, 1) ///< Whether to include inlining info in the + ///< skeleton CU to allow for symbolication + ///< of inline stack frames without .dwo files. +CODEGENOPT(DebugFwdTemplateParams, 1, 0) ///< Whether to emit complete + ///< template parameter descriptions in + ///< forward declarations (versus just + ///< including them in the name). + +CODEGENOPT(EmitLLVMUseLists, 1, 0) ///< Control whether to serialize use-lists. + +CODEGENOPT(WholeProgramVTables, 1, 0) ///< Whether to apply whole-program + /// vtable optimization. + +/// Whether to use public LTO visibility for entities in std and stdext +/// namespaces. This is enabled by clang-cl's /MT and /MTd flags. +CODEGENOPT(LTOVisibilityPublicStd, 1, 0) + +/// The user specified number of registers to be used for integral arguments, +/// or 0 if unspecified. +VALUE_CODEGENOPT(NumRegisterParameters, 32, 0) + +/// The lower bound for a buffer to be considered for stack protection. +VALUE_CODEGENOPT(SSPBufferSize, 32, 0) + +/// The kind of generated debug info. +ENUM_CODEGENOPT(DebugInfo, codegenoptions::DebugInfoKind, 3, codegenoptions::NoDebugInfo) + +/// Whether to generate macro debug info. +CODEGENOPT(MacroDebugInfo, 1, 0) + +/// Tune the debug info for this debugger. +ENUM_CODEGENOPT(DebuggerTuning, llvm::DebuggerKind, 2, + llvm::DebuggerKind::Default) + +/// Dwarf version. Version zero indicates to LLVM that no DWARF should be +/// emitted. +VALUE_CODEGENOPT(DwarfVersion, 3, 0) + +/// Whether we should emit CodeView debug information. It's possible to emit +/// CodeView and DWARF into the same object. +CODEGENOPT(EmitCodeView, 1, 0) + +/// Whether to emit the .debug$H section containing hashes of CodeView types. +CODEGENOPT(CodeViewGHash, 1, 0) + +/// The kind of inlining to perform. +ENUM_CODEGENOPT(Inlining, InliningMethod, 2, NormalInlining) + +// Vector functions library to use. +ENUM_CODEGENOPT(VecLib, VectorLibrary, 2, NoLibrary) + +/// The default TLS model to use. +ENUM_CODEGENOPT(DefaultTLSModel, TLSModel, 2, GeneralDynamicTLSModel) + +/// Number of path components to strip when emitting checks. (0 == full +/// filename) +VALUE_CODEGENOPT(EmitCheckPathComponentsToStrip, 32, 0) + +/// Whether to report the hotness of the code region for optimization remarks. +CODEGENOPT(DiagnosticsWithHotness, 1, 0) + +/// The minimum hotness value a diagnostic needs in order to be included in +/// optimization diagnostics. +VALUE_CODEGENOPT(DiagnosticsHotnessThreshold, 32, 0) + +/// Whether copy relocations support is available when building as PIE. +CODEGENOPT(PIECopyRelocations, 1, 0) + +/// Whether we should use the undefined behaviour optimization for control flow +/// paths that reach the end of a function without executing a required return. +CODEGENOPT(StrictReturn, 1, 1) + +/// Whether emit extra debug info for sample pgo profile collection. +CODEGENOPT(DebugInfoForProfiling, 1, 0) + +/// Whether 3-component vector type is preserved. +CODEGENOPT(PreserveVec3Type, 1, 0) + +/// Whether to emit .debug_gnu_pubnames section instead of .debug_pubnames. +CODEGENOPT(DebugNameTable, 2, 0) + +/// Whether to use DWARF base address specifiers in .debug_ranges. +CODEGENOPT(DebugRangesBaseAddress, 1, 0) + +CODEGENOPT(NoPLT, 1, 0) + +/// Whether to embed source in DWARF debug line section. +CODEGENOPT(EmbedSource, 1, 0) + +/// Whether to emit all vtables +CODEGENOPT(ForceEmitVTables, 1, 0) + +/// Whether to emit an address-significance table into the object file. +CODEGENOPT(Addrsig, 1, 0) + +ENUM_CODEGENOPT(SignReturnAddress, SignReturnAddressScope, 2, None) +ENUM_CODEGENOPT(SignReturnAddressKey, SignReturnAddressKeyValue, 1, AKey) +CODEGENOPT(BranchTargetEnforcement, 1, 0) + +/// Whether to emit unused static constants. +CODEGENOPT(KeepStaticConsts, 1, 0) + +#undef CODEGENOPT +#undef ENUM_CODEGENOPT +#undef VALUE_CODEGENOPT + |