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📄 AbstractCallSite.h(9.5 KB)
📄 Argument.h(5.03 KB)
📄 AssemblyAnnotationWriter.h(2.2 KB)
📄 Attributes.h(35.5 KB)
📄 Attributes.td(8.96 KB)
📄 AutoUpgrade.h(3.96 KB)
📄 BasicBlock.h(21.91 KB)
📄 CFG.h(13.84 KB)
📄 CallingConv.h(9.27 KB)
📄 Comdat.h(2.16 KB)
📄 Constant.h(8.33 KB)
📄 ConstantFolder.h(10.01 KB)
📄 ConstantRange.h(21.6 KB)
📄 Constants.h(53.03 KB)
📄 ConstrainedOps.def(5.4 KB)
📄 DIBuilder.h(44.36 KB)
📄 DataLayout.h(24.11 KB)
📄 DebugInfo.h(5.42 KB)
📄 DebugInfoFlags.def(3.62 KB)
📄 DebugInfoMetadata.h(132.91 KB)
📄 DebugLoc.h(4.57 KB)
📄 DerivedTypes.h(26.81 KB)
📄 DerivedUser.h(1.32 KB)
📄 DiagnosticHandler.h(2.89 KB)
📄 DiagnosticInfo.h(41.02 KB)
📄 DiagnosticPrinter.h(3.46 KB)
📄 Dominators.h(9.94 KB)
📄 FPEnv.h(1.97 KB)
📄 FixedMetadataKinds.def(2.05 KB)
📄 Function.h(31.39 KB)
📄 GVMaterializer.h(1.45 KB)
📄 GetElementPtrTypeIterator.h(5.54 KB)
📄 GlobalAlias.h(3.16 KB)
📄 GlobalIFunc.h(2.51 KB)
📄 GlobalIndirectSymbol.h(3.11 KB)
📄 GlobalObject.h(7.39 KB)
📄 GlobalValue.h(21.2 KB)
📄 GlobalVariable.h(9.6 KB)
📄 IRBuilder.h(105.58 KB)
📄 IRBuilderFolder.h(7.1 KB)
📄 IRPrintingPasses.h(3.57 KB)
📄 InlineAsm.h(15.84 KB)
📄 InstIterator.h(5.06 KB)
📄 InstVisitor.h(13.95 KB)
📄 InstrTypes.h(86.25 KB)
📄 Instruction.def(8.53 KB)
📄 Instruction.h(30.74 KB)
📄 Instructions.h(195.68 KB)
📄 IntrinsicInst.h(29.03 KB)
📄 Intrinsics.h(8.21 KB)
📄 Intrinsics.td(78.88 KB)
📄 IntrinsicsAArch64.td(100.59 KB)
📄 IntrinsicsAMDGPU.td(80.43 KB)
📄 IntrinsicsARM.td(65.15 KB)
📄 IntrinsicsBPF.td(1.54 KB)
📄 IntrinsicsHexagon.td(11.53 KB)
📄 IntrinsicsHexagonDep.td(197.38 KB)
📄 IntrinsicsMips.td(94.94 KB)
📄 IntrinsicsNVVM.td(193.97 KB)
📄 IntrinsicsPowerPC.td(68.23 KB)
📄 IntrinsicsRISCV.td(3.24 KB)
📄 IntrinsicsSystemZ.td(18.56 KB)
📄 IntrinsicsWebAssembly.td(9.38 KB)
📄 IntrinsicsX86.td(242.99 KB)
📄 IntrinsicsXCore.td(6.83 KB)
📄 LLVMContext.h(14.18 KB)
📄 LLVMRemarkStreamer.h(3.36 KB)
📄 LegacyPassManager.h(3.11 KB)
📄 LegacyPassManagers.h(18.17 KB)
📄 LegacyPassNameParser.h(3.73 KB)
📄 MDBuilder.h(8.65 KB)
📄 Mangler.h(2.06 KB)
📄 MatrixBuilder.h(8.81 KB)
📄 Metadata.def(5.07 KB)
📄 Metadata.h(45.24 KB)
📄 Module.h(34.6 KB)
📄 ModuleSlotTracker.h(2.56 KB)
📄 ModuleSummaryIndex.h(58.12 KB)
📄 ModuleSummaryIndexYAML.h(10.93 KB)
📄 NoFolder.h(11.32 KB)
📄 OperandTraits.h(5.78 KB)
📄 Operator.h(19.58 KB)
📄 OptBisect.h(2.79 KB)
📄 PassInstrumentation.h(8.05 KB)
📄 PassManager.h(54.18 KB)
📄 PassManagerImpl.h(5.76 KB)
📄 PassManagerInternal.h(11.9 KB)
📄 PassTimingInfo.h(3.65 KB)
📄 PatternMatch.h(73.41 KB)
📄 PredIteratorCache.h(2.59 KB)
📄 ProfileSummary.h(4.34 KB)
📄 RuntimeLibcalls.def(24.52 KB)
📄 SafepointIRVerifier.h(1.63 KB)
📄 Statepoint.h(13.61 KB)
📄 SymbolTableListTraits.h(4.45 KB)
📄 TrackingMDRef.h(4.5 KB)
📄 Type.h(18.98 KB)
📄 TypeFinder.h(2.57 KB)
📄 Use.h(3.75 KB)
📄 UseListOrder.h(1.18 KB)
📄 User.h(11.75 KB)
📄 VPIntrinsics.def(2.34 KB)
📄 Value.def(3.62 KB)
📄 Value.h(32.16 KB)
📄 ValueHandle.h(18.11 KB)
📄 ValueMap.h(14.09 KB)
📄 ValueSymbolTable.h(4.22 KB)
📄 Verifier.h(5.47 KB)

Editing: Attributes.td

/// Attribute base class.
class Attr<string S> {
  // String representation of this attribute in the IR.
  string AttrString = S;
}

/// Enum attribute.
class EnumAttr<string S> : Attr<S>;

/// Int attribute.
class IntAttr<string S> : Attr<S>;

/// StringBool attribute.
class StrBoolAttr<string S> : Attr<S>;

/// Type attribute.
class TypeAttr<string S> : Attr<S>;

/// Target-independent enum attributes.

/// Alignment of parameter (5 bits) stored as log2 of alignment with +1 bias.
/// 0 means unaligned (different from align(1)).
def Alignment : IntAttr<"align">;

/// The result of the function is guaranteed to point to a number of bytes that
/// we can determine if we know the value of the function's arguments.
def AllocSize : IntAttr<"allocsize">;

/// inline=always.
def AlwaysInline : EnumAttr<"alwaysinline">;

/// Function can access memory only using pointers based on its arguments.
def ArgMemOnly : EnumAttr<"argmemonly">;

/// Callee is recognized as a builtin, despite nobuiltin attribute on its
/// declaration.
def Builtin : EnumAttr<"builtin">;

/// Pass structure by value.
def ByVal : TypeAttr<"byval">;

/// Parameter or return value may not contain uninitialized or poison bits.
def NoUndef : EnumAttr<"noundef">;

/// Marks function as being in a cold path.
def Cold : EnumAttr<"cold">;

/// Can only be moved to control-equivalent blocks.
def Convergent : EnumAttr<"convergent">;

/// Pointer is known to be dereferenceable.
def Dereferenceable : IntAttr<"dereferenceable">;

/// Pointer is either null or dereferenceable.
def DereferenceableOrNull : IntAttr<"dereferenceable_or_null">;

/// Function may only access memory that is inaccessible from IR.
def InaccessibleMemOnly : EnumAttr<"inaccessiblememonly">;

/// Function may only access memory that is either inaccessible from the IR,
/// or pointed to by its pointer arguments.
def InaccessibleMemOrArgMemOnly : EnumAttr<"inaccessiblemem_or_argmemonly">;

/// Pass structure in an alloca.
def InAlloca : EnumAttr<"inalloca">;

/// Source said inlining was desirable.
def InlineHint : EnumAttr<"inlinehint">;

/// Force argument to be passed in register.
def InReg : EnumAttr<"inreg">;

/// Build jump-instruction tables and replace refs.
def JumpTable : EnumAttr<"jumptable">;

/// Function must be optimized for size first.
def MinSize : EnumAttr<"minsize">;

/// Naked function.
def Naked : EnumAttr<"naked">;

/// Nested function static chain.
def Nest : EnumAttr<"nest">;

/// Considered to not alias after call.
def NoAlias : EnumAttr<"noalias">;

/// Callee isn't recognized as a builtin.
def NoBuiltin : EnumAttr<"nobuiltin">;

/// Function creates no aliases of pointer.
def NoCapture : EnumAttr<"nocapture">;

/// Call cannot be duplicated.
def NoDuplicate : EnumAttr<"noduplicate">;

/// Function does not deallocate memory.
def NoFree : EnumAttr<"nofree">;

/// Disable implicit floating point insts.
def NoImplicitFloat : EnumAttr<"noimplicitfloat">;

/// inline=never.
def NoInline : EnumAttr<"noinline">;

/// Function is called early and/or often, so lazy binding isn't worthwhile.
def NonLazyBind : EnumAttr<"nonlazybind">;

/// Disable merging for call sites
def NoMerge : EnumAttr<"nomerge">;

/// Pointer is known to be not null.
def NonNull : EnumAttr<"nonnull">;

/// The function does not recurse.
def NoRecurse : EnumAttr<"norecurse">;

/// Disable redzone.
def NoRedZone : EnumAttr<"noredzone">;

/// Mark the function as not returning.
def NoReturn : EnumAttr<"noreturn">;

/// Function does not synchronize.
def NoSync : EnumAttr<"nosync">;

/// Disable Indirect Branch Tracking.
def NoCfCheck : EnumAttr<"nocf_check">;

/// Function doesn't unwind stack.
def NoUnwind : EnumAttr<"nounwind">;

/// Null pointer in address space zero is valid.
def NullPointerIsValid : EnumAttr<"null_pointer_is_valid">;

/// Select optimizations for best fuzzing signal.
def OptForFuzzing : EnumAttr<"optforfuzzing">;

/// opt_size.
def OptimizeForSize : EnumAttr<"optsize">;

/// Function must not be optimized.
def OptimizeNone : EnumAttr<"optnone">;

/// Similar to byval but without a copy.
def Preallocated : TypeAttr<"preallocated">;

/// Function does not access memory.
def ReadNone : EnumAttr<"readnone">;

/// Function only reads from memory.
def ReadOnly : EnumAttr<"readonly">;

/// Return value is always equal to this argument.
def Returned : EnumAttr<"returned">;

/// Parameter is required to be a trivial constant.
def ImmArg : EnumAttr<"immarg">;

/// Function can return twice.
def ReturnsTwice : EnumAttr<"returns_twice">;

/// Safe Stack protection.
def SafeStack : EnumAttr<"safestack">;

/// Shadow Call Stack protection.
def ShadowCallStack : EnumAttr<"shadowcallstack">;

/// Sign extended before/after call.
def SExt : EnumAttr<"signext">;

/// Alignment of stack for function (3 bits)  stored as log2 of alignment with
/// +1 bias 0 means unaligned (different from alignstack=(1)).
def StackAlignment : IntAttr<"alignstack">;

/// Function can be speculated.
def Speculatable : EnumAttr<"speculatable">;

/// Stack protection.
def StackProtect : EnumAttr<"ssp">;

/// Stack protection required.
def StackProtectReq : EnumAttr<"sspreq">;

/// Strong Stack protection.
def StackProtectStrong : EnumAttr<"sspstrong">;

/// Function was called in a scope requiring strict floating point semantics.
def StrictFP : EnumAttr<"strictfp">;

/// Hidden pointer to structure to return.
def StructRet : EnumAttr<"sret">;

/// AddressSanitizer is on.
def SanitizeAddress : EnumAttr<"sanitize_address">;

/// ThreadSanitizer is on.
def SanitizeThread : EnumAttr<"sanitize_thread">;

/// MemorySanitizer is on.
def SanitizeMemory : EnumAttr<"sanitize_memory">;

/// HWAddressSanitizer is on.
def SanitizeHWAddress : EnumAttr<"sanitize_hwaddress">;

/// MemTagSanitizer is on.
def SanitizeMemTag : EnumAttr<"sanitize_memtag">;

/// Speculative Load Hardening is enabled.
///
/// Note that this uses the default compatibility (always compatible during
/// inlining) and a conservative merge strategy where inlining an attributed
/// body will add the attribute to the caller. This ensures that code carrying
/// this attribute will always be lowered with hardening enabled.
def SpeculativeLoadHardening : EnumAttr<"speculative_load_hardening">;

/// Argument is swift error.
def SwiftError : EnumAttr<"swifterror">;

/// Argument is swift self/context.
def SwiftSelf : EnumAttr<"swiftself">;

/// Function must be in a unwind table.
def UWTable : EnumAttr<"uwtable">;

/// Function always comes back to callsite.
def WillReturn : EnumAttr<"willreturn">;

/// Function only writes to memory.
def WriteOnly : EnumAttr<"writeonly">;

/// Zero extended before/after call.
def ZExt : EnumAttr<"zeroext">;

/// Target-independent string attributes.
def LessPreciseFPMAD : StrBoolAttr<"less-precise-fpmad">;
def NoInfsFPMath : StrBoolAttr<"no-infs-fp-math">;
def NoNansFPMath : StrBoolAttr<"no-nans-fp-math">;
def NoSignedZerosFPMath : StrBoolAttr<"no-signed-zeros-fp-math">;
def UnsafeFPMath : StrBoolAttr<"unsafe-fp-math">;
def NoJumpTables : StrBoolAttr<"no-jump-tables">;
def NoInlineLineTables : StrBoolAttr<"no-inline-line-tables">;
def ProfileSampleAccurate : StrBoolAttr<"profile-sample-accurate">;
def UseSampleProfile : StrBoolAttr<"use-sample-profile">;

class CompatRule<string F> {
  // The name of the function called to check the attribute of the caller and
  // callee and decide whether inlining should be allowed. The function's
  // signature must match "bool(const Function&, const Function &)", where the
  // first parameter is the reference to the caller and the second parameter is
  // the reference to the callee. It must return false if the attributes of the
  // caller and callee are incompatible, and true otherwise.
  string CompatFunc = F;
}

def : CompatRule<"isEqual<SanitizeAddressAttr>">;
def : CompatRule<"isEqual<SanitizeThreadAttr>">;
def : CompatRule<"isEqual<SanitizeMemoryAttr>">;
def : CompatRule<"isEqual<SanitizeHWAddressAttr>">;
def : CompatRule<"isEqual<SanitizeMemTagAttr>">;
def : CompatRule<"isEqual<SafeStackAttr>">;
def : CompatRule<"isEqual<ShadowCallStackAttr>">;
def : CompatRule<"isEqual<UseSampleProfileAttr>">;

class MergeRule<string F> {
  // The name of the function called to merge the attributes of the caller and
  // callee. The function's signature must match
  // "void(Function&, const Function &)", where the first parameter is the
  // reference to the caller and the second parameter is the reference to the
  // callee.
  string MergeFunc = F;
}

def : MergeRule<"setAND<LessPreciseFPMADAttr>">;
def : MergeRule<"setAND<NoInfsFPMathAttr>">;
def : MergeRule<"setAND<NoNansFPMathAttr>">;
def : MergeRule<"setAND<NoSignedZerosFPMathAttr>">;
def : MergeRule<"setAND<UnsafeFPMathAttr>">;
def : MergeRule<"setOR<NoImplicitFloatAttr>">;
def : MergeRule<"setOR<NoJumpTablesAttr>">;
def : MergeRule<"setOR<ProfileSampleAccurateAttr>">;
def : MergeRule<"setOR<SpeculativeLoadHardeningAttr>">;
def : MergeRule<"adjustCallerSSPLevel">;
def : MergeRule<"adjustCallerStackProbes">;
def : MergeRule<"adjustCallerStackProbeSize">;
def : MergeRule<"adjustMinLegalVectorWidth">;
def : MergeRule<"adjustNullPointerValidAttr">;

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