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(Dwarf64           , 1, 0) ///< -gdwarf64.
36CODEGENOPT(Dwarf32           , 1, 1) ///< -gdwarf32.
37CODEGENOPT(PreserveAsmComments, 1, 1) ///< -dA, -fno-preserve-as-comments.
38CODEGENOPT(AssumeSaneOperatorNew , 1, 1) ///< implicit __attribute__((malloc)) operator new
39CODEGENOPT(Autolink          , 1, 1) ///< -fno-autolink
40CODEGENOPT(ObjCAutoRefCountExceptions , 1, 0) ///< Whether ARC should be EH-safe.
41CODEGENOPT(Backchain         , 1, 0) ///< -mbackchain
42CODEGENOPT(ControlFlowGuardNoChecks  , 1, 0) ///< -cfguard-no-checks
43CODEGENOPT(ControlFlowGuard  , 1, 0) ///< -cfguard
44CODEGENOPT(EHContGuard       , 1, 0) ///< -ehcontguard
45CODEGENOPT(CXAAtExit         , 1, 1) ///< Use __cxa_atexit for calling destructors.
46CODEGENOPT(RegisterGlobalDtorsWithAtExit, 1, 1) ///< Use atexit or __cxa_atexit to register global destructors.
47CODEGENOPT(CXXCtorDtorAliases, 1, 0) ///< Emit complete ctors/dtors as linker
48                                     ///< aliases to base ctors when possible.
49CODEGENOPT(DataSections      , 1, 0) ///< Set when -fdata-sections is enabled.
50CODEGENOPT(UniqueSectionNames, 1, 1) ///< Set for -funique-section-names.
51CODEGENOPT(UniqueBasicBlockSectionNames, 1, 1) ///< Set for -funique-basic-block-section-names,
52                                               ///< Produce unique section names with
53                                               ///< basic block sections.
54CODEGENOPT(EnableAIXExtendedAltivecABI, 1, 0) ///< Set for -mabi=vec-extabi. Enables the extended Altivec ABI on AIX.
55ENUM_CODEGENOPT(FramePointer, FramePointerKind, 2, FramePointerKind::None) /// frame-pointer: all,non-leaf,none
56
57CODEGENOPT(DisableFree       , 1, 0) ///< Don't free memory.
58CODEGENOPT(DiscardValueNames , 1, 0) ///< Discard Value Names from the IR (LLVMContext flag)
59CODEGENOPT(DisableLLVMPasses , 1, 0) ///< Don't run any LLVM IR passes to get
60                                     ///< the pristine IR generated by the
61                                     ///< frontend.
62CODEGENOPT(DisableLifetimeMarkers, 1, 0) ///< Don't emit any lifetime markers
63CODEGENOPT(DisableO0ImplyOptNone , 1, 0) ///< Don't annonate function with optnone at O0
64CODEGENOPT(ExperimentalStrictFloatingPoint, 1, 0) ///< Enables the new, experimental
65                                                  ///< strict floating point.
66CODEGENOPT(EnableNoundefAttrs, 1, 0) ///< Enable emitting `noundef` attributes on IR call arguments and return values
67CODEGENOPT(LegacyPassManager, 1, 0) ///< Use the legacy pass manager.
68CODEGENOPT(DebugPassManager, 1, 0) ///< Prints debug information for the new
69                                   ///< pass manager.
70CODEGENOPT(DisableRedZone    , 1, 0) ///< Set when -mno-red-zone is enabled.
71CODEGENOPT(EmitCallSiteInfo, 1, 0) ///< Emit call site info only in the case of
72                                   ///< '-g' + 'O>0' level.
73CODEGENOPT(EnableDIPreservationVerify, 1, 0) ///< Enable di preservation verify
74                                             ///< each (it means check
75                                             ///< the original debug info
76                                             ///< metadata preservation).
77CODEGENOPT(IndirectTlsSegRefs, 1, 0) ///< Set when -mno-tls-direct-seg-refs
78                                     ///< is specified.
79CODEGENOPT(DisableTailCalls  , 1, 0) ///< Do not emit tail calls.
80CODEGENOPT(NoEscapingBlockTailCalls, 1, 0) ///< Do not emit tail calls from
81                                           ///< escaping blocks.
82CODEGENOPT(EmitDeclMetadata  , 1, 0) ///< Emit special metadata indicating what
83                                     ///< Decl* various IR entities came from.
84                                     ///< Only useful when running CodeGen as a
85                                     ///< subroutine.
86CODEGENOPT(EmitVersionIdentMetadata , 1, 1) ///< Emit compiler version metadata.
87CODEGENOPT(EmitGcovArcs      , 1, 0) ///< Emit coverage data files, aka. GCDA.
88CODEGENOPT(EmitGcovNotes     , 1, 0) ///< Emit coverage "notes" files, aka GCNO.
89CODEGENOPT(EmitOpenCLArgMetadata , 1, 0) ///< Emit OpenCL kernel arg metadata.
90CODEGENOPT(EmulatedTLS       , 1, 0) ///< Set by default or -f[no-]emulated-tls.
91CODEGENOPT(ExplicitEmulatedTLS , 1, 0) ///< Set if -f[no-]emulated-tls is used.
92/// Embed Bitcode mode (off/all/bitcode/marker).
93ENUM_CODEGENOPT(EmbedBitcode, EmbedBitcodeKind, 2, Embed_Off)
94CODEGENOPT(ForbidGuardVariables , 1, 0) ///< Issue errors if C++ guard variables
95                                        ///< are required.
96CODEGENOPT(FunctionSections  , 1, 0) ///< Set when -ffunction-sections is enabled.
97CODEGENOPT(InstrumentFunctions , 1, 0) ///< Set when -finstrument-functions is
98                                       ///< enabled.
99CODEGENOPT(InstrumentFunctionsAfterInlining , 1, 0) ///< Set when
100                          ///< -finstrument-functions-after-inlining is enabled.
101CODEGENOPT(InstrumentFunctionEntryBare , 1, 0) ///< Set when
102                               ///< -finstrument-function-entry-bare is enabled.
103CODEGENOPT(CFProtectionReturn , 1, 0) ///< if -fcf-protection is
104                                      ///< set to full or return.
105CODEGENOPT(CFProtectionBranch , 1, 0) ///< if -fcf-protection is
106                                      ///< set to full or branch.
107CODEGENOPT(XRayInstrumentFunctions , 1, 0) ///< Set when -fxray-instrument is
108                                           ///< enabled.
109CODEGENOPT(StackSizeSection  , 1, 0) ///< Set when -fstack-size-section is enabled.
110CODEGENOPT(ForceDwarfFrameSection , 1, 0) ///< Set when -fforce-dwarf-frame is
111                                          ///< enabled.
112
113///< Set when -fxray-always-emit-customevents is enabled.
114CODEGENOPT(XRayAlwaysEmitCustomEvents , 1, 0)
115
116///< Set when -fxray-always-emit-typedevents is enabled.
117CODEGENOPT(XRayAlwaysEmitTypedEvents , 1, 0)
118
119///< Set when -fxray-ignore-loops is enabled.
120CODEGENOPT(XRayIgnoreLoops , 1, 0)
121
122///< Set with -fno-xray-function-index to omit the index section.
123CODEGENOPT(XRayOmitFunctionIndex , 1, 0)
124
125
126///< Set the minimum number of instructions in a function to determine selective
127///< XRay instrumentation.
128VALUE_CODEGENOPT(XRayInstructionThreshold , 32, 200)
129
130///< Only instrument 1 in N functions, by dividing functions into N total groups and
131///< instrumenting only the specified group at a time. Group numbers start at 0
132///< and end at N-1.
133VALUE_CODEGENOPT(XRayTotalFunctionGroups, 32, 1)
134VALUE_CODEGENOPT(XRaySelectedFunctionGroup, 32, 0)
135
136VALUE_CODEGENOPT(PatchableFunctionEntryCount , 32, 0) ///< Number of NOPs at function entry
137VALUE_CODEGENOPT(PatchableFunctionEntryOffset , 32, 0)
138
139CODEGENOPT(InstrumentForProfiling , 1, 0) ///< Set when -pg is enabled.
140CODEGENOPT(CallFEntry , 1, 0) ///< Set when -mfentry is enabled.
141CODEGENOPT(MNopMCount , 1, 0) ///< Set when -mnop-mcount is enabled.
142CODEGENOPT(RecordMCount , 1, 0) ///< Set when -mrecord-mcount is enabled.
143CODEGENOPT(PackedStack , 1, 0) ///< Set when -mpacked-stack is enabled.
144CODEGENOPT(LessPreciseFPMAD  , 1, 0) ///< Enable less precise MAD instructions to
145                                     ///< be generated.
146CODEGENOPT(PrepareForLTO     , 1, 0) ///< Set when -flto is enabled on the
147                                     ///< compile step.
148CODEGENOPT(PrepareForThinLTO , 1, 0) ///< Set when -flto=thin is enabled on the
149                                     ///< compile step.
150CODEGENOPT(LTOUnit, 1, 0) ///< Emit IR to support LTO unit features (CFI, whole
151                          ///< program vtable opt).
152CODEGENOPT(EnableSplitLTOUnit, 1, 0) ///< Enable LTO unit splitting to support
153				     /// CFI and traditional whole program
154				     /// devirtualization that require whole
155				     /// program IR support.
156CODEGENOPT(IncrementalLinkerCompatible, 1, 0) ///< Emit an object file which can
157                                              ///< be used with an incremental
158                                              ///< linker.
159CODEGENOPT(MergeAllConstants , 1, 1) ///< Merge identical constants.
160CODEGENOPT(MergeFunctions    , 1, 0) ///< Set when -fmerge-functions is enabled.
161CODEGENOPT(MSVolatile        , 1, 0) ///< Set when /volatile:ms is enabled.
162CODEGENOPT(NoCommon          , 1, 0) ///< Set when -fno-common or C++ is enabled.
163CODEGENOPT(NoDwarfDirectoryAsm , 1, 0) ///< Set when -fno-dwarf-directory-asm is
164                                       ///< enabled.
165CODEGENOPT(NoExecStack       , 1, 0) ///< Set when -Wa,--noexecstack is enabled.
166CODEGENOPT(FatalWarnings     , 1, 0) ///< Set when -Wa,--fatal-warnings is
167                                     ///< enabled.
168CODEGENOPT(NoWarn            , 1, 0) ///< Set when -Wa,--no-warn is enabled.
169CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled.
170CODEGENOPT(NoInlineLineTables, 1, 0) ///< Whether debug info should contain
171                                     ///< inline line tables.
172CODEGENOPT(StackClashProtector, 1, 0) ///< Set when -fstack-clash-protection is enabled.
173CODEGENOPT(NoImplicitFloat   , 1, 0) ///< Set when -mno-implicit-float is enabled.
174CODEGENOPT(NullPointerIsValid , 1, 0) ///< Assume Null pointer deference is defined.
175CODEGENOPT(OpenCLCorrectlyRoundedDivSqrt, 1, 0) ///< -cl-fp32-correctly-rounded-divide-sqrt
176CODEGENOPT(HIPCorrectlyRoundedDivSqrt, 1, 1) ///< -fno-hip-fp32-correctly-rounded-divide-sqrt
177CODEGENOPT(UniqueInternalLinkageNames, 1, 0) ///< Internal Linkage symbols get unique names.
178CODEGENOPT(SplitMachineFunctions, 1, 0) ///< Split machine functions using profile information.
179
180/// When false, this attempts to generate code as if the result of an
181/// overflowing conversion matches the overflowing behavior of a target's native
182/// float-to-int conversion instructions.
183CODEGENOPT(StrictFloatCastOverflow, 1, 1)
184
185CODEGENOPT(UniformWGSize     , 1, 0) ///< -cl-uniform-work-group-size
186CODEGENOPT(NoZeroInitializedInBSS , 1, 0) ///< -fno-zero-initialized-in-bss.
187/// Method of Objective-C dispatch to use.
188ENUM_CODEGENOPT(ObjCDispatchMethod, ObjCDispatchMethodKind, 2, Legacy)
189/// Replace certain message sends with calls to ObjC runtime entrypoints
190CODEGENOPT(ObjCConvertMessagesToRuntimeCalls , 1, 1)
191
192VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option specified.
193VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified.
194
195CODEGENOPT(AtomicProfileUpdate , 1, 0) ///< Set -fprofile-update=atomic
196/// Choose profile instrumenation kind or no instrumentation.
197ENUM_CODEGENOPT(ProfileInstr, ProfileInstrKind, 2, ProfileNone)
198/// Choose profile kind for PGO use compilation.
199ENUM_CODEGENOPT(ProfileUse, ProfileInstrKind, 2, ProfileNone)
200CODEGENOPT(CoverageMapping , 1, 0) ///< Generate coverage mapping regions to
201                                   ///< enable code coverage analysis.
202CODEGENOPT(DumpCoverageMapping , 1, 0) ///< Dump the generated coverage mapping
203                                       ///< regions.
204
205  /// If -fpcc-struct-return or -freg-struct-return is specified.
206ENUM_CODEGENOPT(StructReturnConvention, StructReturnConventionKind, 2, SRCK_Default)
207
208CODEGENOPT(RelaxAll          , 1, 0) ///< Relax all machine code instructions.
209CODEGENOPT(RelaxedAliasing   , 1, 0) ///< Set when -fno-strict-aliasing is enabled.
210CODEGENOPT(StructPathTBAA    , 1, 0) ///< Whether or not to use struct-path TBAA.
211CODEGENOPT(NewStructPathTBAA , 1, 0) ///< Whether or not to use enhanced struct-path TBAA.
212CODEGENOPT(SaveTempLabels    , 1, 0) ///< Save temporary labels.
213CODEGENOPT(SanitizeAddressUseAfterScope , 1, 0) ///< Enable use-after-scope detection
214                                                ///< in AddressSanitizer
215ENUM_CODEGENOPT(SanitizeAddressUseAfterReturn,
216                llvm::AsanDetectStackUseAfterReturnMode, 2,
217                llvm::AsanDetectStackUseAfterReturnMode::Runtime
218                ) ///< Set detection mode for stack-use-after-return.
219CODEGENOPT(SanitizeAddressPoisonCustomArrayCookie, 1,
220           0) ///< Enable poisoning operator new[] which is not a replaceable
221              ///< global allocation function in AddressSanitizer
222CODEGENOPT(SanitizeAddressGlobalsDeadStripping, 1, 0) ///< Enable linker dead stripping
223                                                      ///< of globals in AddressSanitizer
224CODEGENOPT(SanitizeAddressUseOdrIndicator, 1, 0) ///< Enable ODR indicator globals
225CODEGENOPT(SanitizeMemoryTrackOrigins, 2, 0) ///< Enable tracking origins in
226                                             ///< MemorySanitizer
227ENUM_CODEGENOPT(SanitizeAddressDtor, llvm::AsanDtorKind, 2,
228                llvm::AsanDtorKind::Global)  ///< Set how ASan global
229                                             ///< destructors are emitted.
230CODEGENOPT(SanitizeMemoryUseAfterDtor, 1, 0) ///< Enable use-after-delete detection
231                                             ///< in MemorySanitizer
232CODEGENOPT(SanitizeCfiCrossDso, 1, 0) ///< Enable cross-dso support in CFI.
233CODEGENOPT(SanitizeMinimalRuntime, 1, 0) ///< Use "_minimal" sanitizer runtime for
234                                         ///< diagnostics.
235CODEGENOPT(SanitizeCfiICallGeneralizePointers, 1, 0) ///< Generalize pointer types in
236                                                     ///< CFI icall function signatures
237CODEGENOPT(SanitizeCfiCanonicalJumpTables, 1, 0) ///< Make jump table symbols canonical
238                                                 ///< instead of creating a local jump table.
239CODEGENOPT(SanitizeCoverageType, 2, 0) ///< Type of sanitizer coverage
240                                       ///< instrumentation.
241CODEGENOPT(SanitizeCoverageIndirectCalls, 1, 0) ///< Enable sanitizer coverage
242                                                ///< for indirect calls.
243CODEGENOPT(SanitizeCoverageTraceBB, 1, 0) ///< Enable basic block tracing in
244                                          ///< in sanitizer coverage.
245CODEGENOPT(SanitizeCoverageTraceCmp, 1, 0) ///< Enable cmp instruction tracing
246                                           ///< in sanitizer coverage.
247CODEGENOPT(SanitizeCoverageTraceDiv, 1, 0) ///< Enable div instruction tracing
248                                           ///< in sanitizer coverage.
249CODEGENOPT(SanitizeCoverageTraceGep, 1, 0) ///< Enable GEP instruction tracing
250                                           ///< in sanitizer coverage.
251CODEGENOPT(SanitizeCoverage8bitCounters, 1, 0) ///< Use 8-bit frequency counters
252                                               ///< in sanitizer coverage.
253CODEGENOPT(SanitizeCoverageTracePC, 1, 0) ///< Enable PC tracing
254                                          ///< in sanitizer coverage.
255CODEGENOPT(SanitizeCoverageTracePCGuard, 1, 0) ///< Enable PC tracing with guard
256                                               ///< in sanitizer coverage.
257CODEGENOPT(SanitizeCoverageInline8bitCounters, 1, 0) ///< Use inline 8bit counters.
258CODEGENOPT(SanitizeCoverageInlineBoolFlag, 1, 0) ///< Use inline bool flag.
259CODEGENOPT(SanitizeCoveragePCTable, 1, 0) ///< Create a PC Table.
260CODEGENOPT(SanitizeCoverageNoPrune, 1, 0) ///< Disable coverage pruning.
261CODEGENOPT(SanitizeCoverageStackDepth, 1, 0) ///< Enable max stack depth tracing
262CODEGENOPT(SanitizeStats     , 1, 0) ///< Collect statistics for sanitizers.
263CODEGENOPT(SimplifyLibCalls  , 1, 1) ///< Set when -fbuiltin is enabled.
264CODEGENOPT(SoftFloat         , 1, 0) ///< -soft-float.
265CODEGENOPT(SpeculativeLoadHardening, 1, 0) ///< Enable speculative load hardening.
266CODEGENOPT(FineGrainedBitfieldAccesses, 1, 0) ///< Enable fine-grained bitfield accesses.
267CODEGENOPT(StrictEnums       , 1, 0) ///< Optimize based on strict enum definition.
268CODEGENOPT(StrictVTablePointers, 1, 0) ///< Optimize based on the strict vtable pointers
269CODEGENOPT(TimePasses        , 1, 0) ///< Set when -ftime-report or -ftime-report= is enabled.
270CODEGENOPT(TimePassesPerRun  , 1, 0) ///< Set when -ftime-report=per-pass-run is enabled.
271CODEGENOPT(TimeTrace         , 1, 0) ///< Set when -ftime-trace is enabled.
272VALUE_CODEGENOPT(TimeTraceGranularity, 32, 500) ///< Minimum time granularity (in microseconds),
273                                               ///< traced by time profiler
274CODEGENOPT(UnrollLoops       , 1, 0) ///< Control whether loops are unrolled.
275CODEGENOPT(RerollLoops       , 1, 0) ///< Control whether loops are rerolled.
276CODEGENOPT(NoUseJumpTables   , 1, 0) ///< Set when -fno-jump-tables is enabled.
277CODEGENOPT(UnwindTables      , 1, 0) ///< Emit unwind tables.
278CODEGENOPT(VectorizeLoop     , 1, 0) ///< Run loop vectorizer.
279CODEGENOPT(VectorizeSLP      , 1, 0) ///< Run SLP vectorizer.
280CODEGENOPT(ProfileSampleAccurate, 1, 0) ///< Sample profile is accurate.
281
282/// Treat loops as finite: language, always, never.
283ENUM_CODEGENOPT(FiniteLoops, FiniteLoopsKind, 2, FiniteLoopsKind::Language)
284
285  /// Attempt to use register sized accesses to bit-fields in structures, when
286  /// possible.
287CODEGENOPT(UseRegisterSizedBitfieldAccess , 1, 0)
288
289CODEGENOPT(VerifyModule      , 1, 1) ///< Control whether the module should be run
290                                     ///< through the LLVM Verifier.
291
292CODEGENOPT(StackRealignment  , 1, 0) ///< Control whether to force stack
293                                     ///< realignment.
294CODEGENOPT(UseInitArray      , 1, 0) ///< Control whether to use .init_array or
295                                     ///< .ctors.
296VALUE_CODEGENOPT(StackAlignment    , 32, 0) ///< Overrides default stack
297                                            ///< alignment, if not 0.
298VALUE_CODEGENOPT(StackProbeSize    , 32, 4096) ///< Overrides default stack
299                                               ///< probe size, even if 0.
300VALUE_CODEGENOPT(WarnStackSize     , 32, UINT_MAX) ///< Set via -fwarn-stack-size.
301CODEGENOPT(NoStackArgProbe, 1, 0) ///< Set when -mno-stack-arg-probe is used
302CODEGENOPT(DebugStrictDwarf, 1, 1) ///< Whether or not to use strict DWARF info.
303CODEGENOPT(DebugColumnInfo, 1, 0) ///< Whether or not to use column information
304                                  ///< in debug info.
305
306CODEGENOPT(DebugTypeExtRefs, 1, 0) ///< Whether or not debug info should contain
307                                   ///< external references to a PCH or module.
308
309CODEGENOPT(DebugExplicitImport, 1, 0)  ///< Whether or not debug info should
310                                       ///< contain explicit imports for
311                                       ///< anonymous namespaces
312
313CODEGENOPT(SplitDwarfInlining, 1, 1) ///< Whether to include inlining info in the
314                                     ///< skeleton CU to allow for symbolication
315                                     ///< of inline stack frames without .dwo files.
316CODEGENOPT(DebugFwdTemplateParams, 1, 0) ///< Whether to emit complete
317                                         ///< template parameter descriptions in
318                                         ///< forward declarations (versus just
319                                         ///< including them in the name).
320CODEGENOPT(EmitLLVMUseLists, 1, 0) ///< Control whether to serialize use-lists.
321
322CODEGENOPT(WholeProgramVTables, 1, 0) ///< Whether to apply whole-program
323                                      ///  vtable optimization.
324
325CODEGENOPT(VirtualFunctionElimination, 1, 0) ///< Whether to apply the dead
326                                             /// virtual function elimination
327                                             /// optimization.
328
329/// Whether to use public LTO visibility for entities in std and stdext
330/// namespaces. This is enabled by clang-cl's /MT and /MTd flags.
331CODEGENOPT(LTOVisibilityPublicStd, 1, 0)
332
333/// The user specified number of registers to be used for integral arguments,
334/// or 0 if unspecified.
335VALUE_CODEGENOPT(NumRegisterParameters, 32, 0)
336
337/// The threshold to put data into small data section.
338VALUE_CODEGENOPT(SmallDataLimit, 32, 0)
339
340/// The lower bound for a buffer to be considered for stack protection.
341VALUE_CODEGENOPT(SSPBufferSize, 32, 0)
342
343/// The kind of generated debug info.
344ENUM_CODEGENOPT(DebugInfo, codegenoptions::DebugInfoKind, 4, codegenoptions::NoDebugInfo)
345
346/// Whether to generate macro debug info.
347CODEGENOPT(MacroDebugInfo, 1, 0)
348
349/// Tune the debug info for this debugger.
350ENUM_CODEGENOPT(DebuggerTuning, llvm::DebuggerKind, 3,
351                llvm::DebuggerKind::Default)
352
353/// Dwarf version. Version zero indicates to LLVM that no DWARF should be
354/// emitted.
355VALUE_CODEGENOPT(DwarfVersion, 3, 0)
356
357/// Whether to use experimental new variable location tracking.
358CODEGENOPT(ValueTrackingVariableLocations, 1, 0)
359
360/// Whether we should emit CodeView debug information. It's possible to emit
361/// CodeView and DWARF into the same object.
362CODEGENOPT(EmitCodeView, 1, 0)
363
364/// Whether to emit the .debug$H section containing hashes of CodeView types.
365CODEGENOPT(CodeViewGHash, 1, 0)
366
367/// The kind of inlining to perform.
368ENUM_CODEGENOPT(Inlining, InliningMethod, 2, NormalInlining)
369
370// Vector functions library to use.
371ENUM_CODEGENOPT(VecLib, VectorLibrary, 3, NoLibrary)
372
373/// The default TLS model to use.
374ENUM_CODEGENOPT(DefaultTLSModel, TLSModel, 2, GeneralDynamicTLSModel)
375
376/// Bit size of immediate TLS offsets (0 == use the default).
377VALUE_CODEGENOPT(TLSSize, 8, 0)
378
379/// The default stack protector guard offset to use.
380VALUE_CODEGENOPT(StackProtectorGuardOffset, 32, INT_MAX)
381
382/// Number of path components to strip when emitting checks. (0 == full
383/// filename)
384VALUE_CODEGENOPT(EmitCheckPathComponentsToStrip, 32, 0)
385
386/// Whether to report the hotness of the code region for optimization remarks.
387CODEGENOPT(DiagnosticsWithHotness, 1, 0)
388
389/// Whether to use direct access relocations (instead of GOT) to reference external data symbols.
390CODEGENOPT(DirectAccessExternalData, 1, 0)
391
392/// Whether we should use the undefined behaviour optimization for control flow
393/// paths that reach the end of a function without executing a required return.
394CODEGENOPT(StrictReturn, 1, 1)
395
396/// Whether emit extra debug info for sample pgo profile collection.
397CODEGENOPT(DebugInfoForProfiling, 1, 0)
398
399/// Whether emit pseudo probes for sample pgo profile collection.
400CODEGENOPT(PseudoProbeForProfiling, 1, 0)
401
402/// Whether 3-component vector type is preserved.
403CODEGENOPT(PreserveVec3Type, 1, 0)
404
405/// Whether to emit .debug_gnu_pubnames section instead of .debug_pubnames.
406CODEGENOPT(DebugNameTable, 2, 0)
407
408/// Whether to use DWARF base address specifiers in .debug_ranges.
409CODEGENOPT(DebugRangesBaseAddress, 1, 0)
410
411CODEGENOPT(NoPLT, 1, 0)
412
413/// Whether to embed source in DWARF debug line section.
414CODEGENOPT(EmbedSource, 1, 0)
415
416/// Whether to emit all vtables
417CODEGENOPT(ForceEmitVTables, 1, 0)
418
419/// Whether to emit an address-significance table into the object file.
420CODEGENOPT(Addrsig, 1, 0)
421
422/// Whether to emit unused static constants.
423CODEGENOPT(KeepStaticConsts, 1, 0)
424
425/// Whether to follow the AAPCS enforcing at least one read before storing to a volatile bitfield
426CODEGENOPT(ForceAAPCSBitfieldLoad, 1, 0)
427
428/// Assume that by-value parameters do not alias any other values.
429CODEGENOPT(PassByValueIsNoAlias, 1, 0)
430
431/// Whether to not follow the AAPCS that enforces volatile bit-field access width to be
432/// according to the field declaring type width.
433CODEGENOPT(AAPCSBitfieldWidth, 1, 1)
434
435/// Sets the IEEE bit in the expected default floating point mode register.
436/// Floating point opcodes that support exception flag gathering quiet and
437/// propagate signaling NaN inputs per IEEE 754-2008 (AMDGPU Only)
438CODEGENOPT(EmitIEEENaNCompliantInsts, 1, 1)
439
440#undef CODEGENOPT
441#undef ENUM_CODEGENOPT
442#undef VALUE_CODEGENOPT
443