//===--- CodeGenOptions.def - Code generation option database ----- C++ -*-===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // 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. // // AFFECTING_VALUE_CODEGENOPT is used for code generation options that can // affect the AST. // //===----------------------------------------------------------------------===// #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 #ifndef AFFECTING_VALUE_CODEGENOPT # define AFFECTING_VALUE_CODEGENOPT(Name, Bits, Default) \ VALUE_CODEGENOPT(Name, Bits, Default) #endif CODEGENOPT(DisableIntegratedAS, 1, 0) ///< -no-integrated-as CODEGENOPT(RelaxELFRelocations, 1, 1) ///< -Wa,-mrelax-relocations={yes,no} 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(AssumeUniqueVTables , 1, 1) ///< Assume a class has only one vtable. CODEGENOPT(Autolink , 1, 1) ///< -fno-autolink CODEGENOPT(AutoImport , 1, 1) ///< -fno-auto-import CODEGENOPT(ObjCAutoRefCountExceptions , 1, 0) ///< Whether ARC should be EH-safe. CODEGENOPT(Backchain , 1, 0) ///< -mbackchain CODEGENOPT(ControlFlowGuardNoChecks , 1, 0) ///< -cfguard-no-checks CODEGENOPT(ControlFlowGuard , 1, 0) ///< -cfguard CODEGENOPT(EHContGuard , 1, 0) ///< -ehcontguard 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(UniqueBasicBlockSectionNames, 1, 1) ///< Set for -funique-basic-block-section-names, ///< Produce unique section names with ///< basic block sections. CODEGENOPT(EnableAIXExtendedAltivecABI, 1, 0) ///< Set for -mabi=vec-extabi. Enables the extended Altivec ABI on AIX. CODEGENOPT(XCOFFReadOnlyPointers, 1, 0) ///< Set for -mxcoff-roptr. ENUM_CODEGENOPT(FramePointer, FramePointerKind, 2, FramePointerKind::None) /// frame-pointer: all,non-leaf,none CODEGENOPT(ClearASTBeforeBackend , 1, 0) ///< Free the AST before running backend code generation. Only works with -disable-free. CODEGENOPT(DisableFree , 1, 0) ///< Don't free memory. CODEGENOPT(DiscardValueNames , 1, 0) ///< Discard Value Names from the IR (LLVMContext flag) 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(ExperimentalStrictFloatingPoint, 1, 0) ///< Enables the new, experimental ///< strict floating point. CODEGENOPT(EnableNoundefAttrs, 1, 0) ///< Enable emitting `noundef` attributes on IR call arguments and return values CODEGENOPT(DebugPassManager, 1, 0) ///< Prints debug information for the new ///< pass manager. CODEGENOPT(DisableRedZone , 1, 0) ///< Set when -mno-red-zone is enabled. CODEGENOPT(EmitCallSiteInfo, 1, 0) ///< Emit call site info only in the case of ///< '-g' + 'O>0' level. 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(EmitOpenCLArgMetadata , 1, 0) ///< Emit OpenCL kernel arg metadata. CODEGENOPT(EmulatedTLS , 1, 0) ///< Set by default or -f[no-]emulated-tls. /// Embed Bitcode mode (off/all/bitcode/marker). ENUM_CODEGENOPT(EmbedBitcode, EmbedBitcodeKind, 2, Embed_Off) /// Inline asm dialect, -masm=(att|intel) ENUM_CODEGENOPT(InlineAsmDialect, InlineAsmDialectKind, 1, IAD_ATT) 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(FunctionReturnThunks, 1, 0) ///< -mfunction-return={keep|thunk-extern} CODEGENOPT(IndirectBranchCSPrefix, 1, 0) ///< if -mindirect-branch-cs-prefix ///< is set. CODEGENOPT(XRayInstrumentFunctions , 1, 0) ///< Set when -fxray-instrument is ///< enabled. CODEGENOPT(StackSizeSection , 1, 0) ///< Set when -fstack-size-section is enabled. ///< Set when -femit-compact-unwind-non-canonical is enabled. CODEGENOPT(EmitCompactUnwindNonCanonical, 1, 0) ///< 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 when -fxray-ignore-loops is enabled. CODEGENOPT(XRayIgnoreLoops , 1, 0) ///< Emit the XRay function index section. CODEGENOPT(XRayFunctionIndex , 1, 1) ///< Set the minimum number of instructions in a function to determine selective ///< XRay instrumentation. VALUE_CODEGENOPT(XRayInstructionThreshold , 32, 200) ///< Only instrument 1 in N functions, by dividing functions into N total groups and ///< instrumenting only the specified group at a time. Group numbers start at 0 ///< and end at N-1. VALUE_CODEGENOPT(XRayTotalFunctionGroups, 32, 1) VALUE_CODEGENOPT(XRaySelectedFunctionGroup, 32, 0) VALUE_CODEGENOPT(PatchableFunctionEntryCount , 32, 0) ///< Number of NOPs at function entry VALUE_CODEGENOPT(PatchableFunctionEntryOffset , 32, 0) CODEGENOPT(HotPatch, 1, 0) ///< Supports the Microsoft /HOTPATCH flag and ///< generates a 'patchable-function' attribute. CODEGENOPT(JMCInstrument, 1, 0) ///< Set when -fjmc is enabled. CODEGENOPT(InstrumentForProfiling , 1, 0) ///< Set when -pg is enabled. CODEGENOPT(CallFEntry , 1, 0) ///< Set when -mfentry is enabled. CODEGENOPT(MNopMCount , 1, 0) ///< Set when -mnop-mcount is enabled. CODEGENOPT(RecordMCount , 1, 0) ///< Set when -mrecord-mcount is enabled. CODEGENOPT(PackedStack , 1, 0) ///< Set when -mpacked-stack 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(FatLTO, 1, 0) ///< Set when -ffat-lto-objects is enabled. CODEGENOPT(EnableSplitLTOUnit, 1, 0) ///< Enable LTO unit splitting to support /// CFI and traditional whole program /// devirtualization that require whole /// program IR support. CODEGENOPT(UnifiedLTO, 1, 0) ///< Use the unified LTO pipeline. 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(NoCommon , 1, 0) ///< Set when -fno-common or C++ is enabled. CODEGENOPT(NoExecStack , 1, 0) ///< Set when -Wa,--noexecstack is enabled. CODEGENOPT(FatalWarnings , 1, 0) ///< Set when -Wa,--fatal-warnings is ///< enabled. CODEGENOPT(NoWarn , 1, 0) ///< Set when -Wa,--no-warn is enabled. CODEGENOPT(NoTypeCheck , 1, 0) ///< Set when -Wa,--no-type-check is enabled. CODEGENOPT(MisExpect , 1, 0) ///< Set when -Wmisexpect is enabled CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled. CODEGENOPT(StackClashProtector, 1, 0) ///< Set when -fstack-clash-protection is enabled. CODEGENOPT(NoImplicitFloat , 1, 0) ///< Set when -mno-implicit-float is enabled. CODEGENOPT(NullPointerIsValid , 1, 0) ///< Assume Null pointer deference is defined. CODEGENOPT(OpenCLCorrectlyRoundedDivSqrt, 1, 0) ///< -cl-fp32-correctly-rounded-divide-sqrt CODEGENOPT(HIPCorrectlyRoundedDivSqrt, 1, 1) ///< -fno-hip-fp32-correctly-rounded-divide-sqrt CODEGENOPT(HIPSaveKernelArgName, 1, 0) ///< Set when -fhip-kernel-arg-name is enabled. CODEGENOPT(UniqueInternalLinkageNames, 1, 0) ///< Internal Linkage symbols get unique names. CODEGENOPT(SplitMachineFunctions, 1, 0) ///< Split machine functions using profile information. CODEGENOPT(PPCUseFullRegisterNames, 1, 0) ///< Print full register names in assembly /// 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(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(ObjCAvoidHeapifyLocalBlocks, 1, 0) // The optimization options affect frontend options, whicn in turn do affect the AST. AFFECTING_VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option specified. AFFECTING_VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified. CODEGENOPT(AtomicProfileUpdate , 1, 0) ///< Set -fprofile-update=atomic /// 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) /// Partition functions into N groups and select only functions in group i to be /// instrumented. Selected group numbers can be 0 to N-1 inclusive. VALUE_CODEGENOPT(ProfileTotalFunctionGroups, 32, 1) VALUE_CODEGENOPT(ProfileSelectedFunctionGroup, 32, 0) CODEGENOPT(CoverageMapping , 1, 0) ///< Generate coverage mapping regions to ///< enable code coverage analysis. CODEGENOPT(DumpCoverageMapping , 1, 0) ///< Dump the generated coverage mapping ///< regions. CODEGENOPT(MCDCCoverage , 1, 0) ///< Enable MC/DC code coverage criteria. /// 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 ENUM_CODEGENOPT(SanitizeAddressUseAfterReturn, llvm::AsanDetectStackUseAfterReturnMode, 2, llvm::AsanDetectStackUseAfterReturnMode::Runtime ) ///< Set detection mode for stack-use-after-return. 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 ENUM_CODEGENOPT(SanitizeAddressDtor, llvm::AsanDtorKind, 2, llvm::AsanDtorKind::Global) ///< Set how ASan global ///< destructors are emitted. CODEGENOPT(SanitizeMemoryParamRetval, 1, 0) ///< Enable detection of uninitialized ///< parameters and return values ///< 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(SanitizeCfiICallNormalizeIntegers, 1, 0) ///< Normalize integer types in ///< CFI icall function signatures CODEGENOPT(SanitizeCfiCanonicalJumpTables, 1, 0) ///< Make jump table symbols canonical ///< instead of creating a local jump table. 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(SanitizeCoverageInlineBoolFlag, 1, 0) ///< Use inline bool flag. CODEGENOPT(SanitizeCoveragePCTable, 1, 0) ///< Create a PC Table. CODEGENOPT(SanitizeCoverageControlFlow, 1, 0) ///< Collect control flow CODEGENOPT(SanitizeCoverageNoPrune, 1, 0) ///< Disable coverage pruning. CODEGENOPT(SanitizeCoverageStackDepth, 1, 0) ///< Enable max stack depth tracing CODEGENOPT(SanitizeCoverageTraceLoads, 1, 0) ///< Enable tracing of loads. CODEGENOPT(SanitizeCoverageTraceStores, 1, 0) ///< Enable tracing of stores. CODEGENOPT(SanitizeBinaryMetadataCovered, 1, 0) ///< Emit PCs for covered functions. CODEGENOPT(SanitizeBinaryMetadataAtomics, 1, 0) ///< Emit PCs for atomic operations. CODEGENOPT(SanitizeBinaryMetadataUAR, 1, 0) ///< Emit PCs for start of functions ///< that are subject for use-after-return checking. 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 or -ftime-report= is enabled. CODEGENOPT(TimePassesPerRun , 1, 0) ///< Set when -ftime-report=per-pass-run is enabled. CODEGENOPT(TimeTrace , 1, 0) ///< Set when -ftime-trace is enabled. VALUE_CODEGENOPT(TimeTraceGranularity, 32, 500) ///< Minimum time granularity (in microseconds), ///< traced by time profiler 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. VALUE_CODEGENOPT(UnwindTables, 2, 0) ///< Unwind tables (1) or asynchronous unwind tables (2) CODEGENOPT(VectorizeLoop , 1, 0) ///< Run loop vectorizer. CODEGENOPT(VectorizeSLP , 1, 0) ///< Run SLP vectorizer. CODEGENOPT(ProfileSampleAccurate, 1, 0) ///< Sample profile is accurate. /// Treat loops as finite: language, always, never. ENUM_CODEGENOPT(FiniteLoops, FiniteLoopsKind, 2, FiniteLoopsKind::Language) /// 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(VerifyEach , 1, 1) ///< Control whether the LLVM verifier ///< should run after every pass. CODEGENOPT(StackRealignment , 1, 0) ///< Control whether to force stack ///< realignment. CODEGENOPT(UseInitArray , 1, 0) ///< Control whether to use .init_array or ///< .ctors. VALUE_CODEGENOPT(LoopAlignment , 32, 0) ///< Overrides default loop ///< alignment, if not 0. 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. VALUE_CODEGENOPT(WarnStackSize , 32, UINT_MAX) ///< Set via -fwarn-stack-size. CODEGENOPT(NoStackArgProbe, 1, 0) ///< Set when -mno-stack-arg-probe is used CODEGENOPT(EmitLLVMUseLists, 1, 0) ///< Control whether to serialize use-lists. CODEGENOPT(WholeProgramVTables, 1, 0) ///< Whether to apply whole-program /// vtable optimization. CODEGENOPT(VirtualFunctionElimination, 1, 0) ///< Whether to apply the dead /// virtual function elimination /// 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 threshold to put data into small data section. VALUE_CODEGENOPT(SmallDataLimit, 32, 0) /// The lower bound for a buffer to be considered for stack protection. VALUE_CODEGENOPT(SSPBufferSize, 32, 0) /// The kind of inlining to perform. ENUM_CODEGENOPT(Inlining, InliningMethod, 2, NormalInlining) /// The maximum stack size a function can have to be considered for inlining. VALUE_CODEGENOPT(InlineMaxStackSize, 32, UINT_MAX) // Vector functions library to use. ENUM_CODEGENOPT(VecLib, llvm::driver::VectorLibrary, 3, llvm::driver::VectorLibrary::NoLibrary) /// The default TLS model to use. ENUM_CODEGENOPT(DefaultTLSModel, TLSModel, 2, GeneralDynamicTLSModel) /// Whether to enable TLSDESC. AArch64 enables TLSDESC regardless of this value. CODEGENOPT(EnableTLSDESC, 1, 0) /// Bit size of immediate TLS offsets (0 == use the default). VALUE_CODEGENOPT(TLSSize, 8, 0) /// The default stack protector guard offset to use. VALUE_CODEGENOPT(StackProtectorGuardOffset, 32, INT_MAX) /// 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) /// Whether to use direct access relocations (instead of GOT) to reference external data symbols. CODEGENOPT(DirectAccessExternalData, 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 pseudo probes for sample pgo profile collection. CODEGENOPT(PseudoProbeForProfiling, 1, 0) /// Whether 3-component vector type is preserved. CODEGENOPT(PreserveVec3Type, 1, 0) CODEGENOPT(NoPLT, 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) /// Whether to emit unused static constants. CODEGENOPT(KeepStaticConsts, 1, 0) /// Whether to emit all variables that have a persistent storage duration, /// including global, static and thread local variables. CODEGENOPT(KeepPersistentStorageVariables, 1, 0) /// Whether to follow the AAPCS enforcing at least one read before storing to a volatile bitfield CODEGENOPT(ForceAAPCSBitfieldLoad, 1, 0) /// Assume that by-value parameters do not alias any other values. CODEGENOPT(PassByValueIsNoAlias, 1, 0) /// Whether to not follow the AAPCS that enforces volatile bit-field access width to be /// according to the field declaring type width. CODEGENOPT(AAPCSBitfieldWidth, 1, 1) /// Sets the IEEE bit in the expected default floating point mode register. /// Floating point opcodes that support exception flag gathering quiet and /// propagate signaling NaN inputs per IEEE 754-2008 (AMDGPU Only) CODEGENOPT(EmitIEEENaNCompliantInsts, 1, 1) // Whether to emit Swift Async function extended frame information: auto, // never, always. ENUM_CODEGENOPT(SwiftAsyncFramePointer, SwiftAsyncFramePointerKind, 2, SwiftAsyncFramePointerKind::Always) /// Whether to skip RAX setup when passing variable arguments (x86 only). CODEGENOPT(SkipRaxSetup, 1, 0) /// Whether to zero out caller-used registers before returning. ENUM_CODEGENOPT(ZeroCallUsedRegs, llvm::ZeroCallUsedRegs::ZeroCallUsedRegsKind, 5, llvm::ZeroCallUsedRegs::ZeroCallUsedRegsKind::Skip) /// Modify C++ ABI to returning `this` pointer from constructors and /// non-deleting destructors. (No effect on Microsoft ABI.) CODEGENOPT(CtorDtorReturnThis, 1, 0) /// FIXME: Make DebugOptions its own top-level .def file. #include "DebugOptions.def" #undef CODEGENOPT #undef ENUM_CODEGENOPT #undef VALUE_CODEGENOPT #undef AFFECTING_VALUE_CODEGENOPT