6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
469 lines
26 KiB
Modula-2
469 lines
26 KiB
Modula-2
//===--- CodeGenOptions.def - Code generation option database ----- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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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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// AFFECTING_VALUE_CODEGENOPT is used for code generation options that can
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// affect the AST.
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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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#ifndef AFFECTING_VALUE_CODEGENOPT
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# define AFFECTING_VALUE_CODEGENOPT(Name, Bits, Default) \
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VALUE_CODEGENOPT(Name, Bits, Default)
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#endif
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CODEGENOPT(DisableIntegratedAS, 1, 0) ///< -no-integrated-as
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CODEGENOPT(Crel, 1, 0) ///< -Wa,--crel
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CODEGENOPT(ImplicitMapSyms, 1, 0) ///< -Wa,-mmapsyms=implicit
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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(AssumeUniqueVTables , 1, 1) ///< Assume a class has only one vtable.
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CODEGENOPT(Autolink , 1, 1) ///< -fno-autolink
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CODEGENOPT(AutoImport , 1, 1) ///< -fno-auto-import
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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(ControlFlowGuardNoChecks , 1, 0) ///< -cfguard-no-checks
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CODEGENOPT(ControlFlowGuard , 1, 0) ///< -cfguard
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CODEGENOPT(EHContGuard , 1, 0) ///< -ehcontguard
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CODEGENOPT(CXAAtExit , 1, 1) ///< Use __cxa_atexit for calling destructors.
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CODEGENOPT(RegisterGlobalDtorsWithAtExit, 1, 1) ///< Use atexit or __cxa_atexit to register global 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(UniqueBasicBlockSectionNames, 1, 1) ///< Set for -funique-basic-block-section-names,
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///< Produce unique section names with
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///< basic block sections.
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CODEGENOPT(SeparateNamedSections, 1, 0) ///< Set for -fseparate-named-sections.
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CODEGENOPT(EnableAIXExtendedAltivecABI, 1, 0) ///< Set for -mabi=vec-extabi. Enables the extended Altivec ABI on AIX.
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CODEGENOPT(XCOFFReadOnlyPointers, 1, 0) ///< Set for -mxcoff-roptr.
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CODEGENOPT(AllTocData, 1, 0) ///< AIX -mtocdata
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ENUM_CODEGENOPT(FramePointer, FramePointerKind, 2, FramePointerKind::None) /// frame-pointer: all,non-leaf,reserved,none
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CODEGENOPT(ClearASTBeforeBackend , 1, 0) ///< Free the AST before running backend code generation. Only works with -disable-free.
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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(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(ExperimentalStrictFloatingPoint, 1, 0) ///< Enables the new, experimental
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///< strict floating point.
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CODEGENOPT(EnableNoundefAttrs, 1, 0) ///< Enable emitting `noundef` attributes on IR call arguments and return values
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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(EmitCallSiteInfo, 1, 0) ///< Emit call site info only in the case of
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///< '-g' + 'O>0' level.
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CODEGENOPT(IndirectTlsSegRefs, 1, 0) ///< Set when -mno-tls-direct-seg-refs
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///< is specified.
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CODEGENOPT(DisableTailCalls , 1, 0) ///< Do not emit tail calls.
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CODEGENOPT(NoEscapingBlockTailCalls, 1, 0) ///< Do not emit tail calls from
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///< escaping blocks.
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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(EmitVersionIdentMetadata , 1, 1) ///< Emit compiler version metadata.
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CODEGENOPT(EmitOpenCLArgMetadata , 1, 0) ///< Emit OpenCL kernel arg metadata.
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CODEGENOPT(EmulatedTLS , 1, 0) ///< Set by default or -f[no-]emulated-tls.
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/// Embed Bitcode mode (off/all/bitcode/marker).
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ENUM_CODEGENOPT(EmbedBitcode, EmbedBitcodeKind, 2, Embed_Off)
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/// Inline asm dialect, -masm=(att|intel)
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ENUM_CODEGENOPT(InlineAsmDialect, InlineAsmDialectKind, 1, IAD_ATT)
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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(BBAddrMap , 1, 0) ///< Set when -fbasic-block-address-map 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(InstrumentFunctionsAfterInlining , 1, 0) ///< Set when
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///< -finstrument-functions-after-inlining is enabled.
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CODEGENOPT(InstrumentFunctionEntryBare , 1, 0) ///< Set when
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///< -finstrument-function-entry-bare is enabled.
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CODEGENOPT(CFProtectionReturn , 1, 0) ///< if -fcf-protection is
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///< set to full or return.
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CODEGENOPT(CFProtectionBranch , 1, 0) ///< if -fcf-protection is
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///< set to full or branch.
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CODEGENOPT(FunctionReturnThunks, 1, 0) ///< -mfunction-return={keep|thunk-extern}
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CODEGENOPT(IndirectBranchCSPrefix, 1, 0) ///< if -mindirect-branch-cs-prefix
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///< is set.
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CODEGENOPT(XRayInstrumentFunctions , 1, 0) ///< Set when -fxray-instrument is
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///< enabled.
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CODEGENOPT(StackSizeSection , 1, 0) ///< Set when -fstack-size-section is enabled.
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///< Set when -femit-compact-unwind-non-canonical is enabled.
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CODEGENOPT(EmitCompactUnwindNonCanonical, 1, 0)
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///< Set when -fxray-always-emit-customevents is enabled.
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CODEGENOPT(XRayAlwaysEmitCustomEvents , 1, 0)
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///< Set when -fxray-always-emit-typedevents is enabled.
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CODEGENOPT(XRayAlwaysEmitTypedEvents , 1, 0)
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///< Set when -fxray-ignore-loops is enabled.
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CODEGENOPT(XRayIgnoreLoops , 1, 0)
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///< Emit the XRay function index section.
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CODEGENOPT(XRayFunctionIndex , 1, 1)
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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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///< Only instrument 1 in N functions, by dividing functions into N total groups and
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///< instrumenting only the specified group at a time. Group numbers start at 0
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///< and end at N-1.
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VALUE_CODEGENOPT(XRayTotalFunctionGroups, 32, 1)
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VALUE_CODEGENOPT(XRaySelectedFunctionGroup, 32, 0)
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VALUE_CODEGENOPT(PatchableFunctionEntryCount , 32, 0) ///< Number of NOPs at function entry
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VALUE_CODEGENOPT(PatchableFunctionEntryOffset , 32, 0)
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CODEGENOPT(HotPatch, 1, 0) ///< Supports the Microsoft /HOTPATCH flag and
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///< generates a 'patchable-function' attribute.
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CODEGENOPT(JMCInstrument, 1, 0) ///< Set when -fjmc is enabled.
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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(MNopMCount , 1, 0) ///< Set when -mnop-mcount is enabled.
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CODEGENOPT(RecordMCount , 1, 0) ///< Set when -mrecord-mcount is enabled.
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CODEGENOPT(PackedStack , 1, 0) ///< Set when -mpacked-stack 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(PrepareForThinLTO , 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(FatLTO, 1, 0) ///< Set when -ffat-lto-objects is enabled.
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CODEGENOPT(EnableSplitLTOUnit, 1, 0) ///< Enable LTO unit splitting to support
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/// CFI and traditional whole program
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/// devirtualization that require whole
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/// program IR support.
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CODEGENOPT(UnifiedLTO, 1, 0) ///< Use the unified LTO pipeline.
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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(NoCommon , 1, 0) ///< Set when -fno-common or C++ is enabled.
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CODEGENOPT(NoExecStack , 1, 0) ///< Set when -Wa,--noexecstack is enabled.
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CODEGENOPT(MipsMsa , 1, 0) ///< Set when -Wa,-mmsa 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(NoWarn , 1, 0) ///< Set when -Wa,--no-warn is enabled.
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CODEGENOPT(NoTypeCheck , 1, 0) ///< Set when -Wa,--no-type-check is enabled.
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CODEGENOPT(MisExpect , 1, 0) ///< Set when -Wmisexpect is enabled
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CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled.
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CODEGENOPT(StackClashProtector, 1, 0) ///< Set when -fstack-clash-protection is enabled.
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CODEGENOPT(NoImplicitFloat , 1, 0) ///< Set when -mno-implicit-float is enabled.
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CODEGENOPT(NullPointerIsValid , 1, 0) ///< Assume Null pointer deference is defined.
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CODEGENOPT(OpenCLCorrectlyRoundedDivSqrt, 1, 0) ///< -cl-fp32-correctly-rounded-divide-sqrt
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CODEGENOPT(HIPCorrectlyRoundedDivSqrt, 1, 1) ///< -fno-hip-fp32-correctly-rounded-divide-sqrt
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CODEGENOPT(DisableBlockSignatureString, 1, 0) ///< Set when -fdisable-block-signature-string is enabled.
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CODEGENOPT(HIPSaveKernelArgName, 1, 0) ///< Set when -fhip-kernel-arg-name is enabled.
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CODEGENOPT(UniqueInternalLinkageNames, 1, 0) ///< Internal Linkage symbols get unique names.
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CODEGENOPT(SplitMachineFunctions, 1, 0) ///< Split machine functions using profile information.
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CODEGENOPT(PPCUseFullRegisterNames, 1, 0) ///< Print full register names in assembly
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CODEGENOPT(X86RelaxRelocations, 1, 1) ///< -Wa,-mrelax-relocations={yes,no}
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CODEGENOPT(X86Sse2Avx , 1, 0) ///< -Wa,-msse2avx
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/// When false, this attempts to generate code as if the result of an
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/// overflowing conversion matches the overflowing behavior of a target's native
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/// float-to-int conversion instructions.
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CODEGENOPT(StrictFloatCastOverflow, 1, 1)
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CODEGENOPT(NoZeroInitializedInBSS , 1, 0) ///< -fno-zero-initialized-in-bss.
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/// Method of Objective-C dispatch to use.
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ENUM_CODEGENOPT(ObjCDispatchMethod, ObjCDispatchMethodKind, 2, Legacy)
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/// Replace certain message sends with calls to ObjC runtime entrypoints
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CODEGENOPT(ObjCConvertMessagesToRuntimeCalls , 1, 1)
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CODEGENOPT(ObjCAvoidHeapifyLocalBlocks, 1, 0)
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// The optimization options affect frontend options, whicn in turn do affect the AST.
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AFFECTING_VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option specified.
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AFFECTING_VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified.
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CODEGENOPT(AtomicProfileUpdate , 1, 0) ///< Set -fprofile-update=atomic
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/// Choose profile instrumenation kind or no instrumentation.
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ENUM_CODEGENOPT(ProfileInstr, ProfileInstrKind, 2, ProfileNone)
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/// Choose profile kind for PGO use compilation.
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ENUM_CODEGENOPT(ProfileUse, ProfileInstrKind, 2, ProfileNone)
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/// Partition functions into N groups and select only functions in group i to be
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/// instrumented. Selected group numbers can be 0 to N-1 inclusive.
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VALUE_CODEGENOPT(ProfileTotalFunctionGroups, 32, 1)
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VALUE_CODEGENOPT(ProfileSelectedFunctionGroup, 32, 0)
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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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CODEGENOPT(MCDCCoverage , 1, 0) ///< Enable MC/DC code coverage criteria.
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VALUE_CODEGENOPT(MCDCMaxConds, 16, 32767) ///< MC/DC Maximum conditions.
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VALUE_CODEGENOPT(MCDCMaxTVs, 32, 0x7FFFFFFE) ///< MC/DC Maximum test vectors.
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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(PointerTBAA, 1, 0) ///< Whether or not to use distinct TBAA tags for pointers.
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CODEGENOPT(StructPathTBAA , 1, 0) ///< Whether or not to use struct-path TBAA.
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CODEGENOPT(NewStructPathTBAA , 1, 0) ///< Whether or not to use enhanced 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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ENUM_CODEGENOPT(SanitizeAddressUseAfterReturn,
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llvm::AsanDetectStackUseAfterReturnMode, 2,
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llvm::AsanDetectStackUseAfterReturnMode::Runtime
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) ///< Set detection mode for stack-use-after-return.
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CODEGENOPT(SanitizeAddressPoisonCustomArrayCookie, 1,
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0) ///< Enable poisoning operator new[] which is not a replaceable
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///< global allocation function 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(SanitizeAddressUseOdrIndicator, 1, 0) ///< Enable ODR indicator globals
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CODEGENOPT(SanitizeMemoryTrackOrigins, 2, 0) ///< Enable tracking origins in
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///< MemorySanitizer
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ENUM_CODEGENOPT(SanitizeAddressDtor, llvm::AsanDtorKind, 2,
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llvm::AsanDtorKind::Global) ///< Set how ASan global
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///< destructors are emitted.
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CODEGENOPT(SanitizeMemoryParamRetval, 1, 0) ///< Enable detection of uninitialized
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///< parameters and return values
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///< in 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(SanitizeMinimalRuntime, 1, 0) ///< Use "_minimal" sanitizer runtime for
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///< diagnostics.
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CODEGENOPT(SanitizeCfiICallGeneralizePointers, 1, 0) ///< Generalize pointer types in
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///< CFI icall function signatures
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CODEGENOPT(SanitizeCfiICallNormalizeIntegers, 1, 0) ///< Normalize integer types in
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///< CFI icall function signatures
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CODEGENOPT(SanitizeCfiCanonicalJumpTables, 1, 0) ///< Make jump table symbols canonical
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///< instead of creating a local jump table.
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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(SanitizeCoverageInlineBoolFlag, 1, 0) ///< Use inline bool flag.
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CODEGENOPT(SanitizeCoveragePCTable, 1, 0) ///< Create a PC Table.
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CODEGENOPT(SanitizeCoverageControlFlow, 1, 0) ///< Collect control flow
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CODEGENOPT(SanitizeCoverageNoPrune, 1, 0) ///< Disable coverage pruning.
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CODEGENOPT(SanitizeCoverageStackDepth, 1, 0) ///< Enable max stack depth tracing
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CODEGENOPT(SanitizeCoverageTraceLoads, 1, 0) ///< Enable tracing of loads.
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CODEGENOPT(SanitizeCoverageTraceStores, 1, 0) ///< Enable tracing of stores.
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CODEGENOPT(SanitizeBinaryMetadataCovered, 1, 0) ///< Emit PCs for covered functions.
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CODEGENOPT(SanitizeBinaryMetadataAtomics, 1, 0) ///< Emit PCs for atomic operations.
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CODEGENOPT(SanitizeBinaryMetadataUAR, 1, 0) ///< Emit PCs for start of functions
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///< that are subject for use-after-return checking.
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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(SpeculativeLoadHardening, 1, 0) ///< Enable speculative load hardening.
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CODEGENOPT(FineGrainedBitfieldAccesses, 1, 0) ///< Enable fine-grained bitfield accesses.
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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 or -ftime-report= is enabled.
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CODEGENOPT(TimePassesPerRun , 1, 0) ///< Set when -ftime-report=per-pass-run is enabled.
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CODEGENOPT(TimeTrace , 1, 0) ///< Set when -ftime-trace is enabled.
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VALUE_CODEGENOPT(TimeTraceGranularity, 32, 500) ///< Minimum time granularity (in microseconds),
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///< traced by time profiler
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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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VALUE_CODEGENOPT(UnwindTables, 2, 0) ///< Unwind tables (1) or asynchronous unwind tables (2)
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CODEGENOPT(LinkBitcodePostopt, 1, 0) ///< Link builtin bitcodes after optimization pipeline.
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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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CODEGENOPT(ProfileSampleAccurate, 1, 0) ///< Sample profile is accurate.
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/// Treat loops as finite: language, always, never.
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ENUM_CODEGENOPT(FiniteLoops, FiniteLoopsKind, 2, FiniteLoopsKind::Language)
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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(VerifyEach , 1, 1) ///< Control whether the LLVM verifier
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///< should run after every pass.
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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(LoopAlignment , 32, 0) ///< Overrides default loop
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///< alignment, if not 0.
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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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VALUE_CODEGENOPT(WarnStackSize , 32, UINT_MAX) ///< Set via -fwarn-stack-size.
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|
CODEGENOPT(NoStackArgProbe, 1, 0) ///< Set when -mno-stack-arg-probe is used
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CODEGENOPT(EmitLLVMUseLists, 1, 0) ///< Control whether to serialize use-lists.
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|
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CODEGENOPT(WholeProgramVTables, 1, 0) ///< Whether to apply whole-program
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|
/// vtable optimization.
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|
|
|
CODEGENOPT(VirtualFunctionElimination, 1, 0) ///< Whether to apply the dead
|
|
/// virtual function elimination
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|
/// optimization.
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|
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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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|
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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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|
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|
/// The threshold to put data into small data section.
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|
VALUE_CODEGENOPT(SmallDataLimit, 32, 0)
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|
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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 inlining to perform.
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|
ENUM_CODEGENOPT(Inlining, InliningMethod, 2, NormalInlining)
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|
|
|
/// The maximum stack size a function can have to be considered for inlining.
|
|
VALUE_CODEGENOPT(InlineMaxStackSize, 32, UINT_MAX)
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|
|
|
// Vector functions library to use.
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|
ENUM_CODEGENOPT(VecLib, llvm::driver::VectorLibrary, 3, llvm::driver::VectorLibrary::NoLibrary)
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|
|
|
/// The default TLS model to use.
|
|
ENUM_CODEGENOPT(DefaultTLSModel, TLSModel, 2, GeneralDynamicTLSModel)
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|
|
|
/// Whether to enable TLSDESC. AArch64 enables TLSDESC regardless of this value.
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|
CODEGENOPT(EnableTLSDESC, 1, 0)
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|
|
|
/// Bit size of immediate TLS offsets (0 == use the default).
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|
VALUE_CODEGENOPT(TLSSize, 8, 0)
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|
|
|
/// The default stack protector guard offset to use.
|
|
VALUE_CODEGENOPT(StackProtectorGuardOffset, 32, INT_MAX)
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|
|
|
/// Number of path components to strip when emitting checks. (0 == full
|
|
/// filename)
|
|
VALUE_CODEGENOPT(EmitCheckPathComponentsToStrip, 32, 0)
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|
|
|
/// 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 store register parameters to stack.
|
|
CODEGENOPT(SaveRegParams, 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
|