1//===--- CodeGenOptions.def - Code generation option database ----- C++ -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file defines the code generation options. Users of this file 10// must define the CODEGENOPT macro to make use of this information. 11// Optionally, the user may also define ENUM_CODEGENOPT (for options 12// that have enumeration type and VALUE_CODEGENOPT is a code 13// generation option that describes a value rather than a flag. 14// 15//===----------------------------------------------------------------------===// 16#ifndef CODEGENOPT 17# error Define the CODEGENOPT macro to handle language options 18#endif 19 20#ifndef VALUE_CODEGENOPT 21# define VALUE_CODEGENOPT(Name, Bits, Default) \ 22CODEGENOPT(Name, Bits, Default) 23#endif 24 25#ifndef ENUM_CODEGENOPT 26# define ENUM_CODEGENOPT(Name, Type, Bits, Default) \ 27CODEGENOPT(Name, Bits, Default) 28#endif 29 30CODEGENOPT(DisableIntegratedAS, 1, 0) ///< -no-integrated-as 31ENUM_CODEGENOPT(CompressDebugSections, llvm::DebugCompressionType, 2, 32 llvm::DebugCompressionType::None) 33CODEGENOPT(RelaxELFRelocations, 1, 0) ///< -Wa,--mrelax-relocations 34CODEGENOPT(AsmVerbose , 1, 0) ///< -dA, -fverbose-asm. 35CODEGENOPT(PreserveAsmComments, 1, 1) ///< -dA, -fno-preserve-as-comments. 36CODEGENOPT(AssumeSaneOperatorNew , 1, 1) ///< implicit __attribute__((malloc)) operator new 37CODEGENOPT(Autolink , 1, 1) ///< -fno-autolink 38CODEGENOPT(ObjCAutoRefCountExceptions , 1, 0) ///< Whether ARC should be EH-safe. 39CODEGENOPT(Backchain , 1, 0) ///< -mbackchain 40CODEGENOPT(ControlFlowGuardNoChecks , 1, 0) ///< -cfguard-no-checks 41CODEGENOPT(ControlFlowGuard , 1, 0) ///< -cfguard 42CODEGENOPT(CXAAtExit , 1, 1) ///< Use __cxa_atexit for calling destructors. 43CODEGENOPT(RegisterGlobalDtorsWithAtExit, 1, 1) ///< Use atexit or __cxa_atexit to register global destructors. 44CODEGENOPT(CXXCtorDtorAliases, 1, 0) ///< Emit complete ctors/dtors as linker 45 ///< aliases to base ctors when possible. 46CODEGENOPT(DataSections , 1, 0) ///< Set when -fdata-sections is enabled. 47CODEGENOPT(UniqueSectionNames, 1, 1) ///< Set for -funique-section-names. 48CODEGENOPT(UniqueBasicBlockSectionNames, 1, 1) ///< Set for -funique-basic-block-section-names, 49 ///< Produce unique section names with 50 ///< basic block sections. 51ENUM_CODEGENOPT(FramePointer, FramePointerKind, 2, FramePointerKind::None) /// frame-pointer: all,non-leaf,none 52 53CODEGENOPT(DisableFree , 1, 0) ///< Don't free memory. 54CODEGENOPT(DiscardValueNames , 1, 0) ///< Discard Value Names from the IR (LLVMContext flag) 55CODEGENOPT(DisableGCov , 1, 0) ///< Don't run the GCov pass, for testing. 56CODEGENOPT(DisableLLVMPasses , 1, 0) ///< Don't run any LLVM IR passes to get 57 ///< the pristine IR generated by the 58 ///< frontend. 59CODEGENOPT(DisableLifetimeMarkers, 1, 0) ///< Don't emit any lifetime markers 60CODEGENOPT(DisableO0ImplyOptNone , 1, 0) ///< Don't annonate function with optnone at O0 61CODEGENOPT(ExperimentalStrictFloatingPoint, 1, 0) ///< Enables the new, experimental 62 ///< strict floating point. 63CODEGENOPT(ExperimentalNewPassManager, 1, 0) ///< Enables the new, experimental 64 ///< pass manager. 65CODEGENOPT(DebugPassManager, 1, 0) ///< Prints debug information for the new 66 ///< pass manager. 67CODEGENOPT(DisableRedZone , 1, 0) ///< Set when -mno-red-zone is enabled. 68CODEGENOPT(EmitCallSiteInfo, 1, 0) ///< Emit call site info only in the case of 69 ///< '-g' + 'O>0' level. 70CODEGENOPT(IndirectTlsSegRefs, 1, 0) ///< Set when -mno-tls-direct-seg-refs 71 ///< is specified. 72CODEGENOPT(DisableTailCalls , 1, 0) ///< Do not emit tail calls. 73CODEGENOPT(NoEscapingBlockTailCalls, 1, 0) ///< Do not emit tail calls from 74 ///< escaping blocks. 75CODEGENOPT(EmitDeclMetadata , 1, 0) ///< Emit special metadata indicating what 76 ///< Decl* various IR entities came from. 77 ///< Only useful when running CodeGen as a 78 ///< subroutine. 79CODEGENOPT(EmitVersionIdentMetadata , 1, 1) ///< Emit compiler version metadata. 80CODEGENOPT(EmitGcovArcs , 1, 0) ///< Emit coverage data files, aka. GCDA. 81CODEGENOPT(EmitGcovNotes , 1, 0) ///< Emit coverage "notes" files, aka GCNO. 82CODEGENOPT(EmitOpenCLArgMetadata , 1, 0) ///< Emit OpenCL kernel arg metadata. 83CODEGENOPT(EmulatedTLS , 1, 0) ///< Set by default or -f[no-]emulated-tls. 84CODEGENOPT(ExplicitEmulatedTLS , 1, 0) ///< Set if -f[no-]emulated-tls is used. 85/// Embed Bitcode mode (off/all/bitcode/marker). 86ENUM_CODEGENOPT(EmbedBitcode, EmbedBitcodeKind, 2, Embed_Off) 87CODEGENOPT(ForbidGuardVariables , 1, 0) ///< Issue errors if C++ guard variables 88 ///< are required. 89CODEGENOPT(FunctionSections , 1, 0) ///< Set when -ffunction-sections is enabled. 90CODEGENOPT(InstrumentFunctions , 1, 0) ///< Set when -finstrument-functions is 91 ///< enabled. 92CODEGENOPT(InstrumentFunctionsAfterInlining , 1, 0) ///< Set when 93 ///< -finstrument-functions-after-inlining is enabled. 94CODEGENOPT(InstrumentFunctionEntryBare , 1, 0) ///< Set when 95 ///< -finstrument-function-entry-bare is enabled. 96CODEGENOPT(CFProtectionReturn , 1, 0) ///< if -fcf-protection is 97 ///< set to full or return. 98CODEGENOPT(CFProtectionBranch , 1, 0) ///< if -fcf-protection is 99 ///< set to full or branch. 100CODEGENOPT(XRayInstrumentFunctions , 1, 0) ///< Set when -fxray-instrument is 101 ///< enabled. 102CODEGENOPT(StackSizeSection , 1, 0) ///< Set when -fstack-size-section is enabled. 103CODEGENOPT(ForceDwarfFrameSection , 1, 0) ///< Set when -fforce-dwarf-frame is 104 ///< enabled. 105 106///< Set when -fxray-always-emit-customevents is enabled. 107CODEGENOPT(XRayAlwaysEmitCustomEvents , 1, 0) 108 109///< Set when -fxray-always-emit-typedevents is enabled. 110CODEGENOPT(XRayAlwaysEmitTypedEvents , 1, 0) 111 112///< Set when -fxray-ignore-loops is enabled. 113CODEGENOPT(XRayIgnoreLoops , 1, 0) 114 115///< Set with -fno-xray-function-index to omit the index section. 116CODEGENOPT(XRayOmitFunctionIndex , 1, 0) 117 118 119///< Set the minimum number of instructions in a function to determine selective 120///< XRay instrumentation. 121VALUE_CODEGENOPT(XRayInstructionThreshold , 32, 200) 122 123///< Only instrument 1 in N functions, by dividing functions into N total groups and 124///< instrumenting only the specified group at a time. Group numbers start at 0 125///< and end at N-1. 126VALUE_CODEGENOPT(XRayTotalFunctionGroups, 32, 1) 127VALUE_CODEGENOPT(XRaySelectedFunctionGroup, 32, 0) 128 129VALUE_CODEGENOPT(PatchableFunctionEntryCount , 32, 0) ///< Number of NOPs at function entry 130VALUE_CODEGENOPT(PatchableFunctionEntryOffset , 32, 0) 131 132CODEGENOPT(InstrumentForProfiling , 1, 0) ///< Set when -pg is enabled. 133CODEGENOPT(CallFEntry , 1, 0) ///< Set when -mfentry is enabled. 134CODEGENOPT(MNopMCount , 1, 0) ///< Set when -mnop-mcount is enabled. 135CODEGENOPT(RecordMCount , 1, 0) ///< Set when -mrecord-mcount is enabled. 136CODEGENOPT(PackedStack , 1, 0) ///< Set when -mpacked-stack is enabled. 137CODEGENOPT(LessPreciseFPMAD , 1, 0) ///< Enable less precise MAD instructions to 138 ///< be generated. 139CODEGENOPT(PrepareForLTO , 1, 0) ///< Set when -flto is enabled on the 140 ///< compile step. 141CODEGENOPT(PrepareForThinLTO , 1, 0) ///< Set when -flto=thin is enabled on the 142 ///< compile step. 143CODEGENOPT(LTOUnit, 1, 0) ///< Emit IR to support LTO unit features (CFI, whole 144 ///< program vtable opt). 145CODEGENOPT(EnableSplitLTOUnit, 1, 0) ///< Enable LTO unit splitting to support 146 /// CFI and traditional whole program 147 /// devirtualization that require whole 148 /// program IR support. 149CODEGENOPT(IncrementalLinkerCompatible, 1, 0) ///< Emit an object file which can 150 ///< be used with an incremental 151 ///< linker. 152CODEGENOPT(MergeAllConstants , 1, 1) ///< Merge identical constants. 153CODEGENOPT(MergeFunctions , 1, 0) ///< Set when -fmerge-functions is enabled. 154CODEGENOPT(MemProf , 1, 0) ///< Set when -fmemory-profile is enabled. 155CODEGENOPT(MSVolatile , 1, 0) ///< Set when /volatile:ms is enabled. 156CODEGENOPT(NoCommon , 1, 0) ///< Set when -fno-common or C++ is enabled. 157CODEGENOPT(NoDwarfDirectoryAsm , 1, 0) ///< Set when -fno-dwarf-directory-asm is 158 ///< enabled. 159CODEGENOPT(NoExecStack , 1, 0) ///< Set when -Wa,--noexecstack is enabled. 160CODEGENOPT(FatalWarnings , 1, 0) ///< Set when -Wa,--fatal-warnings is 161 ///< enabled. 162CODEGENOPT(NoWarn , 1, 0) ///< Set when -Wa,--no-warn is enabled. 163CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled. 164CODEGENOPT(NoInlineLineTables, 1, 0) ///< Whether debug info should contain 165 ///< inline line tables. 166CODEGENOPT(StackClashProtector, 1, 0) ///< Set when -fstack-clash-protection is enabled. 167CODEGENOPT(NoImplicitFloat , 1, 0) ///< Set when -mno-implicit-float is enabled. 168CODEGENOPT(NullPointerIsValid , 1, 0) ///< Assume Null pointer deference is defined. 169CODEGENOPT(CorrectlyRoundedDivSqrt, 1, 0) ///< -cl-fp32-correctly-rounded-divide-sqrt 170CODEGENOPT(UniqueInternalLinkageNames, 1, 0) ///< Internal Linkage symbols get unique names. 171CODEGENOPT(SplitMachineFunctions, 1, 0) ///< Split machine functions using profile information. 172 173/// When false, this attempts to generate code as if the result of an 174/// overflowing conversion matches the overflowing behavior of a target's native 175/// float-to-int conversion instructions. 176CODEGENOPT(StrictFloatCastOverflow, 1, 1) 177 178CODEGENOPT(UniformWGSize , 1, 0) ///< -cl-uniform-work-group-size 179CODEGENOPT(NoZeroInitializedInBSS , 1, 0) ///< -fno-zero-initialized-in-bss. 180/// Method of Objective-C dispatch to use. 181ENUM_CODEGENOPT(ObjCDispatchMethod, ObjCDispatchMethodKind, 2, Legacy) 182/// Replace certain message sends with calls to ObjC runtime entrypoints 183CODEGENOPT(ObjCConvertMessagesToRuntimeCalls , 1, 1) 184 185VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option specified. 186VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified. 187 188CODEGENOPT(AtomicProfileUpdate , 1, 0) ///< Set -fprofile-update=atomic 189/// Choose profile instrumenation kind or no instrumentation. 190ENUM_CODEGENOPT(ProfileInstr, ProfileInstrKind, 2, ProfileNone) 191/// Choose profile kind for PGO use compilation. 192ENUM_CODEGENOPT(ProfileUse, ProfileInstrKind, 2, ProfileNone) 193CODEGENOPT(CoverageMapping , 1, 0) ///< Generate coverage mapping regions to 194 ///< enable code coverage analysis. 195CODEGENOPT(DumpCoverageMapping , 1, 0) ///< Dump the generated coverage mapping 196 ///< regions. 197 198 /// If -fpcc-struct-return or -freg-struct-return is specified. 199ENUM_CODEGENOPT(StructReturnConvention, StructReturnConventionKind, 2, SRCK_Default) 200 201CODEGENOPT(RelaxAll , 1, 0) ///< Relax all machine code instructions. 202CODEGENOPT(RelaxedAliasing , 1, 0) ///< Set when -fno-strict-aliasing is enabled. 203CODEGENOPT(StructPathTBAA , 1, 0) ///< Whether or not to use struct-path TBAA. 204CODEGENOPT(NewStructPathTBAA , 1, 0) ///< Whether or not to use enhanced struct-path TBAA. 205CODEGENOPT(SaveTempLabels , 1, 0) ///< Save temporary labels. 206CODEGENOPT(SanitizeAddressUseAfterScope , 1, 0) ///< Enable use-after-scope detection 207 ///< in AddressSanitizer 208CODEGENOPT(SanitizeAddressPoisonCustomArrayCookie, 1, 209 0) ///< Enable poisoning operator new[] which is not a replaceable 210 ///< global allocation function in AddressSanitizer 211CODEGENOPT(SanitizeAddressGlobalsDeadStripping, 1, 0) ///< Enable linker dead stripping 212 ///< of globals in AddressSanitizer 213CODEGENOPT(SanitizeAddressUseOdrIndicator, 1, 0) ///< Enable ODR indicator globals 214CODEGENOPT(SanitizeMemoryTrackOrigins, 2, 0) ///< Enable tracking origins in 215 ///< MemorySanitizer 216CODEGENOPT(SanitizeMemoryUseAfterDtor, 1, 0) ///< Enable use-after-delete detection 217 ///< in MemorySanitizer 218CODEGENOPT(SanitizeCfiCrossDso, 1, 0) ///< Enable cross-dso support in CFI. 219CODEGENOPT(SanitizeMinimalRuntime, 1, 0) ///< Use "_minimal" sanitizer runtime for 220 ///< diagnostics. 221CODEGENOPT(SanitizeCfiICallGeneralizePointers, 1, 0) ///< Generalize pointer types in 222 ///< CFI icall function signatures 223CODEGENOPT(SanitizeCfiCanonicalJumpTables, 1, 0) ///< Make jump table symbols canonical 224 ///< instead of creating a local jump table. 225CODEGENOPT(SanitizeCoverageType, 2, 0) ///< Type of sanitizer coverage 226 ///< instrumentation. 227CODEGENOPT(SanitizeCoverageIndirectCalls, 1, 0) ///< Enable sanitizer coverage 228 ///< for indirect calls. 229CODEGENOPT(SanitizeCoverageTraceBB, 1, 0) ///< Enable basic block tracing in 230 ///< in sanitizer coverage. 231CODEGENOPT(SanitizeCoverageTraceCmp, 1, 0) ///< Enable cmp instruction tracing 232 ///< in sanitizer coverage. 233CODEGENOPT(SanitizeCoverageTraceDiv, 1, 0) ///< Enable div instruction tracing 234 ///< in sanitizer coverage. 235CODEGENOPT(SanitizeCoverageTraceGep, 1, 0) ///< Enable GEP instruction tracing 236 ///< in sanitizer coverage. 237CODEGENOPT(SanitizeCoverage8bitCounters, 1, 0) ///< Use 8-bit frequency counters 238 ///< in sanitizer coverage. 239CODEGENOPT(SanitizeCoverageTracePC, 1, 0) ///< Enable PC tracing 240 ///< in sanitizer coverage. 241CODEGENOPT(SanitizeCoverageTracePCGuard, 1, 0) ///< Enable PC tracing with guard 242 ///< in sanitizer coverage. 243CODEGENOPT(SanitizeCoverageInline8bitCounters, 1, 0) ///< Use inline 8bit counters. 244CODEGENOPT(SanitizeCoverageInlineBoolFlag, 1, 0) ///< Use inline bool flag. 245CODEGENOPT(SanitizeCoveragePCTable, 1, 0) ///< Create a PC Table. 246CODEGENOPT(SanitizeCoverageNoPrune, 1, 0) ///< Disable coverage pruning. 247CODEGENOPT(SanitizeCoverageStackDepth, 1, 0) ///< Enable max stack depth tracing 248CODEGENOPT(SanitizeStats , 1, 0) ///< Collect statistics for sanitizers. 249CODEGENOPT(SimplifyLibCalls , 1, 1) ///< Set when -fbuiltin is enabled. 250CODEGENOPT(SoftFloat , 1, 0) ///< -soft-float. 251CODEGENOPT(SpeculativeLoadHardening, 1, 0) ///< Enable speculative load hardening. 252CODEGENOPT(FineGrainedBitfieldAccesses, 1, 0) ///< Enable fine-grained bitfield accesses. 253CODEGENOPT(StrictEnums , 1, 0) ///< Optimize based on strict enum definition. 254CODEGENOPT(StrictVTablePointers, 1, 0) ///< Optimize based on the strict vtable pointers 255CODEGENOPT(TimePasses , 1, 0) ///< Set when -ftime-report is enabled. 256CODEGENOPT(TimeTrace , 1, 0) ///< Set when -ftime-trace is enabled. 257VALUE_CODEGENOPT(TimeTraceGranularity, 32, 500) ///< Minimum time granularity (in microseconds), 258 ///< traced by time profiler 259CODEGENOPT(UnrollLoops , 1, 0) ///< Control whether loops are unrolled. 260CODEGENOPT(RerollLoops , 1, 0) ///< Control whether loops are rerolled. 261CODEGENOPT(NoUseJumpTables , 1, 0) ///< Set when -fno-jump-tables is enabled. 262CODEGENOPT(UnwindTables , 1, 0) ///< Emit unwind tables. 263CODEGENOPT(VectorizeLoop , 1, 0) ///< Run loop vectorizer. 264CODEGENOPT(VectorizeSLP , 1, 0) ///< Run SLP vectorizer. 265CODEGENOPT(ProfileSampleAccurate, 1, 0) ///< Sample profile is accurate. 266 267 /// Attempt to use register sized accesses to bit-fields in structures, when 268 /// possible. 269CODEGENOPT(UseRegisterSizedBitfieldAccess , 1, 0) 270 271CODEGENOPT(VerifyModule , 1, 1) ///< Control whether the module should be run 272 ///< through the LLVM Verifier. 273 274CODEGENOPT(StackRealignment , 1, 0) ///< Control whether to force stack 275 ///< realignment. 276CODEGENOPT(UseInitArray , 1, 0) ///< Control whether to use .init_array or 277 ///< .ctors. 278VALUE_CODEGENOPT(StackAlignment , 32, 0) ///< Overrides default stack 279 ///< alignment, if not 0. 280VALUE_CODEGENOPT(StackProbeSize , 32, 4096) ///< Overrides default stack 281 ///< probe size, even if 0. 282CODEGENOPT(NoStackArgProbe, 1, 0) ///< Set when -mno-stack-arg-probe is used 283CODEGENOPT(DebugColumnInfo, 1, 0) ///< Whether or not to use column information 284 ///< in debug info. 285 286CODEGENOPT(DebugTypeExtRefs, 1, 0) ///< Whether or not debug info should contain 287 ///< external references to a PCH or module. 288 289CODEGENOPT(DebugExplicitImport, 1, 0) ///< Whether or not debug info should 290 ///< contain explicit imports for 291 ///< anonymous namespaces 292 293CODEGENOPT(SplitDwarfInlining, 1, 1) ///< Whether to include inlining info in the 294 ///< skeleton CU to allow for symbolication 295 ///< of inline stack frames without .dwo files. 296CODEGENOPT(DebugFwdTemplateParams, 1, 0) ///< Whether to emit complete 297 ///< template parameter descriptions in 298 ///< forward declarations (versus just 299 ///< including them in the name). 300CODEGENOPT(EmitLLVMUseLists, 1, 0) ///< Control whether to serialize use-lists. 301 302CODEGENOPT(WholeProgramVTables, 1, 0) ///< Whether to apply whole-program 303 /// vtable optimization. 304 305CODEGENOPT(VirtualFunctionElimination, 1, 0) ///< Whether to apply the dead 306 /// virtual function elimination 307 /// optimization. 308 309/// Whether to use public LTO visibility for entities in std and stdext 310/// namespaces. This is enabled by clang-cl's /MT and /MTd flags. 311CODEGENOPT(LTOVisibilityPublicStd, 1, 0) 312 313/// The user specified number of registers to be used for integral arguments, 314/// or 0 if unspecified. 315VALUE_CODEGENOPT(NumRegisterParameters, 32, 0) 316 317/// The threshold to put data into small data section. 318VALUE_CODEGENOPT(SmallDataLimit, 32, 0) 319 320/// The lower bound for a buffer to be considered for stack protection. 321VALUE_CODEGENOPT(SSPBufferSize, 32, 0) 322 323/// The kind of generated debug info. 324ENUM_CODEGENOPT(DebugInfo, codegenoptions::DebugInfoKind, 4, codegenoptions::NoDebugInfo) 325 326/// Whether to generate macro debug info. 327CODEGENOPT(MacroDebugInfo, 1, 0) 328 329/// Tune the debug info for this debugger. 330ENUM_CODEGENOPT(DebuggerTuning, llvm::DebuggerKind, 2, 331 llvm::DebuggerKind::Default) 332 333/// Dwarf version. Version zero indicates to LLVM that no DWARF should be 334/// emitted. 335VALUE_CODEGENOPT(DwarfVersion, 3, 0) 336 337/// Whether to use experimental new variable location tracking. 338CODEGENOPT(ValueTrackingVariableLocations, 1, 0) 339 340/// Whether we should emit CodeView debug information. It's possible to emit 341/// CodeView and DWARF into the same object. 342CODEGENOPT(EmitCodeView, 1, 0) 343 344/// Whether to emit the .debug$H section containing hashes of CodeView types. 345CODEGENOPT(CodeViewGHash, 1, 0) 346 347/// The kind of inlining to perform. 348ENUM_CODEGENOPT(Inlining, InliningMethod, 2, NormalInlining) 349 350// Vector functions library to use. 351ENUM_CODEGENOPT(VecLib, VectorLibrary, 2, NoLibrary) 352 353/// The default TLS model to use. 354ENUM_CODEGENOPT(DefaultTLSModel, TLSModel, 2, GeneralDynamicTLSModel) 355 356/// Bit size of immediate TLS offsets (0 == use the default). 357VALUE_CODEGENOPT(TLSSize, 8, 0) 358 359/// Number of path components to strip when emitting checks. (0 == full 360/// filename) 361VALUE_CODEGENOPT(EmitCheckPathComponentsToStrip, 32, 0) 362 363/// Whether to report the hotness of the code region for optimization remarks. 364CODEGENOPT(DiagnosticsWithHotness, 1, 0) 365 366/// The minimum hotness value a diagnostic needs in order to be included in 367/// optimization diagnostics. 368VALUE_CODEGENOPT(DiagnosticsHotnessThreshold, 32, 0) 369 370/// Whether copy relocations support is available when building as PIE. 371CODEGENOPT(PIECopyRelocations, 1, 0) 372 373/// Whether we should use the undefined behaviour optimization for control flow 374/// paths that reach the end of a function without executing a required return. 375CODEGENOPT(StrictReturn, 1, 1) 376 377/// Whether emit extra debug info for sample pgo profile collection. 378CODEGENOPT(DebugInfoForProfiling, 1, 0) 379 380/// Whether 3-component vector type is preserved. 381CODEGENOPT(PreserveVec3Type, 1, 0) 382 383/// Whether to emit .debug_gnu_pubnames section instead of .debug_pubnames. 384CODEGENOPT(DebugNameTable, 2, 0) 385 386/// Whether to use DWARF base address specifiers in .debug_ranges. 387CODEGENOPT(DebugRangesBaseAddress, 1, 0) 388 389CODEGENOPT(NoPLT, 1, 0) 390 391/// Whether to embed source in DWARF debug line section. 392CODEGENOPT(EmbedSource, 1, 0) 393 394/// Whether to emit all vtables 395CODEGENOPT(ForceEmitVTables, 1, 0) 396 397/// Whether to emit an address-significance table into the object file. 398CODEGENOPT(Addrsig, 1, 0) 399 400/// Whether to emit unused static constants. 401CODEGENOPT(KeepStaticConsts, 1, 0) 402 403/// Whether to not follow the AAPCS that enforce at least one read before storing to a volatile bitfield 404CODEGENOPT(ForceAAPCSBitfieldLoad, 1, 0) 405 406/// Assume that by-value parameters do not alias any other values. 407CODEGENOPT(PassByValueIsNoAlias, 1, 0) 408 409 410#undef CODEGENOPT 411#undef ENUM_CODEGENOPT 412#undef VALUE_CODEGENOPT 413