285 lines
16 KiB
Modula-2
285 lines
16 KiB
Modula-2
//===--- CodeGenOptions.def - Code generation option database ----- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the code generation options. Users of this file
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// must define the CODEGENOPT macro to make use of this information.
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// Optionally, the user may also define ENUM_CODEGENOPT (for options
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// that have enumeration type and VALUE_CODEGENOPT is a code
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// generation option that describes a value rather than a flag.
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//
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//===----------------------------------------------------------------------===//
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#ifndef CODEGENOPT
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# error Define the CODEGENOPT macro to handle language options
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#endif
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#ifndef VALUE_CODEGENOPT
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# define VALUE_CODEGENOPT(Name, Bits, Default) \
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CODEGENOPT(Name, Bits, Default)
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#endif
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#ifndef ENUM_CODEGENOPT
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# define ENUM_CODEGENOPT(Name, Type, Bits, Default) \
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CODEGENOPT(Name, Bits, Default)
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#endif
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CODEGENOPT(DisableIntegratedAS, 1, 0) ///< -no-integrated-as
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ENUM_CODEGENOPT(CompressDebugSections, llvm::DebugCompressionType, 2,
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llvm::DebugCompressionType::None)
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CODEGENOPT(RelaxELFRelocations, 1, 0) ///< -Wa,--mrelax-relocations
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CODEGENOPT(AsmVerbose , 1, 0) ///< -dA, -fverbose-asm.
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CODEGENOPT(PreserveAsmComments, 1, 1) ///< -dA, -fno-preserve-as-comments.
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CODEGENOPT(AssumeSaneOperatorNew , 1, 1) ///< implicit __attribute__((malloc)) operator new
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CODEGENOPT(Autolink , 1, 1) ///< -fno-autolink
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CODEGENOPT(ObjCAutoRefCountExceptions , 1, 0) ///< Whether ARC should be EH-safe.
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CODEGENOPT(Backchain , 1, 0) ///< -mbackchain
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CODEGENOPT(CoverageExtraChecksum, 1, 0) ///< Whether we need a second checksum for functions in GCNO files.
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CODEGENOPT(CoverageNoFunctionNamesInData, 1, 0) ///< Do not include function names in GCDA files.
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CODEGENOPT(CoverageExitBlockBeforeBody, 1, 0) ///< Whether to emit the exit block before the body blocks in GCNO files.
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CODEGENOPT(CXAAtExit , 1, 1) ///< Use __cxa_atexit for calling destructors.
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CODEGENOPT(CXXCtorDtorAliases, 1, 0) ///< Emit complete ctors/dtors as linker
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///< aliases to base ctors when possible.
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CODEGENOPT(DataSections , 1, 0) ///< Set when -fdata-sections is enabled.
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CODEGENOPT(UniqueSectionNames, 1, 1) ///< Set for -funique-section-names.
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CODEGENOPT(DisableFPElim , 1, 0) ///< Set when -fomit-frame-pointer is enabled.
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CODEGENOPT(DisableFree , 1, 0) ///< Don't free memory.
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CODEGENOPT(DiscardValueNames , 1, 0) ///< Discard Value Names from the IR (LLVMContext flag)
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CODEGENOPT(DisableGCov , 1, 0) ///< Don't run the GCov pass, for testing.
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CODEGENOPT(DisableLLVMPasses , 1, 0) ///< Don't run any LLVM IR passes to get
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///< the pristine IR generated by the
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///< frontend.
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CODEGENOPT(DisableLifetimeMarkers, 1, 0) ///< Don't emit any lifetime markers
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CODEGENOPT(DisableO0ImplyOptNone , 1, 0) ///< Don't annonate function with optnone at O0
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CODEGENOPT(ExperimentalNewPassManager, 1, 0) ///< Enables the new, experimental
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///< pass manager.
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CODEGENOPT(DebugPassManager, 1, 0) ///< Prints debug information for the new
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///< pass manager.
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CODEGENOPT(DisableRedZone , 1, 0) ///< Set when -mno-red-zone is enabled.
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CODEGENOPT(DisableTailCalls , 1, 0) ///< Do not emit tail calls.
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CODEGENOPT(EmitDeclMetadata , 1, 0) ///< Emit special metadata indicating what
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///< Decl* various IR entities came from.
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///< Only useful when running CodeGen as a
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///< subroutine.
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CODEGENOPT(EmitGcovArcs , 1, 0) ///< Emit coverage data files, aka. GCDA.
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CODEGENOPT(EmitGcovNotes , 1, 0) ///< Emit coverage "notes" files, aka GCNO.
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CODEGENOPT(EmitOpenCLArgMetadata , 1, 0) ///< Emit OpenCL kernel arg metadata.
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CODEGENOPT(EmulatedTLS , 1, 0) ///< Set when -femulated-tls is enabled.
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/// \brief Embed Bitcode mode (off/all/bitcode/marker).
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ENUM_CODEGENOPT(EmbedBitcode, EmbedBitcodeKind, 2, Embed_Off)
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CODEGENOPT(ForbidGuardVariables , 1, 0) ///< Issue errors if C++ guard variables
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///< are required.
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CODEGENOPT(FunctionSections , 1, 0) ///< Set when -ffunction-sections is enabled.
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CODEGENOPT(InstrumentFunctions , 1, 0) ///< Set when -finstrument-functions is
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///< enabled.
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CODEGENOPT(XRayInstrumentFunctions , 1, 0) ///< Set when -fxray-instrument is
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///< enabled.
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///< Set the minimum number of instructions in a function to determine selective
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///< XRay instrumentation.
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VALUE_CODEGENOPT(XRayInstructionThreshold , 32, 200)
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CODEGENOPT(InstrumentForProfiling , 1, 0) ///< Set when -pg is enabled.
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CODEGENOPT(CallFEntry , 1, 0) ///< Set when -mfentry is enabled.
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CODEGENOPT(LessPreciseFPMAD , 1, 0) ///< Enable less precise MAD instructions to
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///< be generated.
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CODEGENOPT(PrepareForLTO , 1, 0) ///< Set when -flto is enabled on the
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///< compile step.
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CODEGENOPT(EmitSummaryIndex, 1, 0) ///< Set when -flto=thin is enabled on the
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///< compile step.
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CODEGENOPT(LTOUnit, 1, 0) ///< Emit IR to support LTO unit features (CFI, whole
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///< program vtable opt).
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CODEGENOPT(IncrementalLinkerCompatible, 1, 0) ///< Emit an object file which can
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///< be used with an incremental
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///< linker.
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CODEGENOPT(MergeAllConstants , 1, 1) ///< Merge identical constants.
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CODEGENOPT(MergeFunctions , 1, 0) ///< Set when -fmerge-functions is enabled.
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CODEGENOPT(MSVolatile , 1, 0) ///< Set when /volatile:ms is enabled.
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CODEGENOPT(NoCommon , 1, 0) ///< Set when -fno-common or C++ is enabled.
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CODEGENOPT(NoDwarfDirectoryAsm , 1, 0) ///< Set when -fno-dwarf-directory-asm is
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///< enabled.
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CODEGENOPT(NoExecStack , 1, 0) ///< Set when -Wa,--noexecstack is enabled.
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CODEGENOPT(FatalWarnings , 1, 0) ///< Set when -Wa,--fatal-warnings is
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///< enabled.
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CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled.
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CODEGENOPT(NoImplicitFloat , 1, 0) ///< Set when -mno-implicit-float is enabled.
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CODEGENOPT(NoInfsFPMath , 1, 0) ///< Assume FP arguments, results not +-Inf.
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CODEGENOPT(NoSignedZeros , 1, 0) ///< Allow ignoring the signedness of FP zero
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CODEGENOPT(ReciprocalMath , 1, 0) ///< Allow FP divisions to be reassociated.
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CODEGENOPT(NoTrappingMath , 1, 0) ///< Set when -fno-trapping-math is enabled.
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CODEGENOPT(NoNaNsFPMath , 1, 0) ///< Assume FP arguments, results not NaN.
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CODEGENOPT(FlushDenorm , 1, 0) ///< Allow FP denorm numbers to be flushed to zero
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CODEGENOPT(CorrectlyRoundedDivSqrt, 1, 0) ///< -cl-fp32-correctly-rounded-divide-sqrt
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CODEGENOPT(NoZeroInitializedInBSS , 1, 0) ///< -fno-zero-initialized-in-bss.
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/// \brief Method of Objective-C dispatch to use.
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ENUM_CODEGENOPT(ObjCDispatchMethod, ObjCDispatchMethodKind, 2, Legacy)
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CODEGENOPT(OmitLeafFramePointer , 1, 0) ///< Set when -momit-leaf-frame-pointer is
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///< enabled.
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VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option specified.
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VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified.
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/// \brief Choose profile instrumenation kind or no instrumentation.
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ENUM_CODEGENOPT(ProfileInstr, ProfileInstrKind, 2, ProfileNone)
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/// \brief Choose profile kind for PGO use compilation.
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ENUM_CODEGENOPT(ProfileUse, ProfileInstrKind, 2, ProfileNone)
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CODEGENOPT(CoverageMapping , 1, 0) ///< Generate coverage mapping regions to
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///< enable code coverage analysis.
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CODEGENOPT(DumpCoverageMapping , 1, 0) ///< Dump the generated coverage mapping
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///< regions.
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/// If -fpcc-struct-return or -freg-struct-return is specified.
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ENUM_CODEGENOPT(StructReturnConvention, StructReturnConventionKind, 2, SRCK_Default)
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CODEGENOPT(RelaxAll , 1, 0) ///< Relax all machine code instructions.
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CODEGENOPT(RelaxedAliasing , 1, 0) ///< Set when -fno-strict-aliasing is enabled.
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CODEGENOPT(StructPathTBAA , 1, 0) ///< Whether or not to use struct-path TBAA.
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CODEGENOPT(SaveTempLabels , 1, 0) ///< Save temporary labels.
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CODEGENOPT(SanitizeAddressUseAfterScope , 1, 0) ///< Enable use-after-scope detection
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///< in AddressSanitizer
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CODEGENOPT(SanitizeAddressGlobalsDeadStripping, 1, 0) ///< Enable linker dead stripping
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///< of globals in AddressSanitizer
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CODEGENOPT(SanitizeMemoryTrackOrigins, 2, 0) ///< Enable tracking origins in
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///< MemorySanitizer
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CODEGENOPT(SanitizeMemoryUseAfterDtor, 1, 0) ///< Enable use-after-delete detection
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///< in MemorySanitizer
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CODEGENOPT(SanitizeCfiCrossDso, 1, 0) ///< Enable cross-dso support in CFI.
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CODEGENOPT(SanitizeCoverageType, 2, 0) ///< Type of sanitizer coverage
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///< instrumentation.
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CODEGENOPT(SanitizeCoverageIndirectCalls, 1, 0) ///< Enable sanitizer coverage
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///< for indirect calls.
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CODEGENOPT(SanitizeCoverageTraceBB, 1, 0) ///< Enable basic block tracing in
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///< in sanitizer coverage.
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CODEGENOPT(SanitizeCoverageTraceCmp, 1, 0) ///< Enable cmp instruction tracing
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///< in sanitizer coverage.
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CODEGENOPT(SanitizeCoverageTraceDiv, 1, 0) ///< Enable div instruction tracing
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///< in sanitizer coverage.
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CODEGENOPT(SanitizeCoverageTraceGep, 1, 0) ///< Enable GEP instruction tracing
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///< in sanitizer coverage.
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CODEGENOPT(SanitizeCoverage8bitCounters, 1, 0) ///< Use 8-bit frequency counters
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///< in sanitizer coverage.
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CODEGENOPT(SanitizeCoverageTracePC, 1, 0) ///< Enable PC tracing
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///< in sanitizer coverage.
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CODEGENOPT(SanitizeCoverageTracePCGuard, 1, 0) ///< Enable PC tracing with guard
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///< in sanitizer coverage.
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CODEGENOPT(SanitizeCoverageInline8bitCounters, 1, 0) ///< Use inline 8bit counters.
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CODEGENOPT(SanitizeCoverageNoPrune, 1, 0) ///< Disable coverage pruning.
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CODEGENOPT(SanitizeStats , 1, 0) ///< Collect statistics for sanitizers.
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CODEGENOPT(SimplifyLibCalls , 1, 1) ///< Set when -fbuiltin is enabled.
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CODEGENOPT(SoftFloat , 1, 0) ///< -soft-float.
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CODEGENOPT(StrictEnums , 1, 0) ///< Optimize based on strict enum definition.
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CODEGENOPT(StrictVTablePointers, 1, 0) ///< Optimize based on the strict vtable pointers
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CODEGENOPT(TimePasses , 1, 0) ///< Set when -ftime-report is enabled.
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CODEGENOPT(UnrollLoops , 1, 0) ///< Control whether loops are unrolled.
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CODEGENOPT(RerollLoops , 1, 0) ///< Control whether loops are rerolled.
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CODEGENOPT(NoUseJumpTables , 1, 0) ///< Set when -fno-jump-tables is enabled.
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CODEGENOPT(UnsafeFPMath , 1, 0) ///< Allow unsafe floating point optzns.
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CODEGENOPT(UnwindTables , 1, 0) ///< Emit unwind tables.
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CODEGENOPT(VectorizeLoop , 1, 0) ///< Run loop vectorizer.
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CODEGENOPT(VectorizeSLP , 1, 0) ///< Run SLP vectorizer.
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/// Attempt to use register sized accesses to bit-fields in structures, when
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/// possible.
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CODEGENOPT(UseRegisterSizedBitfieldAccess , 1, 0)
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CODEGENOPT(VerifyModule , 1, 1) ///< Control whether the module should be run
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///< through the LLVM Verifier.
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CODEGENOPT(StackRealignment , 1, 0) ///< Control whether to force stack
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///< realignment.
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CODEGENOPT(UseInitArray , 1, 0) ///< Control whether to use .init_array or
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///< .ctors.
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VALUE_CODEGENOPT(StackAlignment , 32, 0) ///< Overrides default stack
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///< alignment, if not 0.
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VALUE_CODEGENOPT(StackProbeSize , 32, 4096) ///< Overrides default stack
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///< probe size, even if 0.
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CODEGENOPT(DebugColumnInfo, 1, 0) ///< Whether or not to use column information
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///< in debug info.
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CODEGENOPT(DebugTypeExtRefs, 1, 0) ///< Whether or not debug info should contain
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///< external references to a PCH or module.
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CODEGENOPT(DebugExplicitImport, 1, 0) ///< Whether or not debug info should
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///< contain explicit imports for
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///< anonymous namespaces
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CODEGENOPT(EnableSplitDwarf, 1, 0) ///< Whether to enable split DWARF
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CODEGENOPT(SplitDwarfInlining, 1, 1) ///< Whether to include inlining info in the
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///< skeleton CU to allow for symbolication
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///< of inline stack frames without .dwo files.
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CODEGENOPT(EmitLLVMUseLists, 1, 0) ///< Control whether to serialize use-lists.
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CODEGENOPT(WholeProgramVTables, 1, 0) ///< Whether to apply whole-program
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/// vtable optimization.
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/// Whether to use public LTO visibility for entities in std and stdext
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/// namespaces. This is enabled by clang-cl's /MT and /MTd flags.
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CODEGENOPT(LTOVisibilityPublicStd, 1, 0)
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/// The user specified number of registers to be used for integral arguments,
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/// or 0 if unspecified.
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VALUE_CODEGENOPT(NumRegisterParameters, 32, 0)
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/// The lower bound for a buffer to be considered for stack protection.
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VALUE_CODEGENOPT(SSPBufferSize, 32, 0)
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/// The kind of generated debug info.
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ENUM_CODEGENOPT(DebugInfo, codegenoptions::DebugInfoKind, 3, codegenoptions::NoDebugInfo)
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/// Whether to generate macro debug info.
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CODEGENOPT(MacroDebugInfo, 1, 0)
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/// Tune the debug info for this debugger.
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ENUM_CODEGENOPT(DebuggerTuning, llvm::DebuggerKind, 2,
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llvm::DebuggerKind::Default)
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/// Dwarf version. Version zero indicates to LLVM that no DWARF should be
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/// emitted.
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VALUE_CODEGENOPT(DwarfVersion, 3, 0)
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/// Whether we should emit CodeView debug information. It's possible to emit
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/// CodeView and DWARF into the same object.
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CODEGENOPT(EmitCodeView, 1, 0)
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/// The kind of inlining to perform.
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ENUM_CODEGENOPT(Inlining, InliningMethod, 2, NormalInlining)
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// Vector functions library to use.
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ENUM_CODEGENOPT(VecLib, VectorLibrary, 2, NoLibrary)
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/// The default TLS model to use.
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ENUM_CODEGENOPT(DefaultTLSModel, TLSModel, 2, GeneralDynamicTLSModel)
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/// Number of path components to strip when emitting checks. (0 == full
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/// filename)
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VALUE_CODEGENOPT(EmitCheckPathComponentsToStrip, 32, 0)
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/// Whether to report the hotness of the code region for optimization remarks.
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CODEGENOPT(DiagnosticsWithHotness, 1, 0)
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/// The minimum hotness value a diagnostic needs in order to be included in
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/// optimization diagnostics.
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VALUE_CODEGENOPT(DiagnosticsHotnessThreshold, 32, 0)
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/// Whether copy relocations support is available when building as PIE.
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CODEGENOPT(PIECopyRelocations, 1, 0)
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/// Whether we should use the undefined behaviour optimization for control flow
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/// paths that reach the end of a function without executing a required return.
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CODEGENOPT(StrictReturn, 1, 1)
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/// Whether emit extra debug info for sample pgo profile collection.
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CODEGENOPT(DebugInfoForProfiling, 1, 0)
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/// Whether 3-component vector type is preserved.
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CODEGENOPT(PreserveVec3Type, 1, 0)
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#undef CODEGENOPT
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#undef ENUM_CODEGENOPT
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#undef VALUE_CODEGENOPT
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