class Comdat;
class MDString;
class MDNode;
+ struct SlotMapping;
class StructType;
/// ValID - Represents a reference of a definition of some sort with no type.
/// or a symbolic (%var) reference. This is just a discriminated union.
struct ValID {
enum {
- t_LocalID, t_GlobalID, // ID in UIntVal.
- t_LocalName, t_GlobalName, // Name in StrVal.
- t_APSInt, t_APFloat, // Value in APSIntVal/APFloatVal.
- t_Null, t_Undef, t_Zero, // No value.
- t_EmptyArray, // No value: []
- t_Constant, // Value in ConstantVal.
- t_InlineAsm, // Value in StrVal/StrVal2/UIntVal.
- t_ConstantStruct, // Value in ConstantStructElts.
- t_PackedConstantStruct // Value in ConstantStructElts.
- } Kind;
+ t_LocalID, t_GlobalID, // ID in UIntVal.
+ t_LocalName, t_GlobalName, // Name in StrVal.
+ t_APSInt, t_APFloat, // Value in APSIntVal/APFloatVal.
+ t_Null, t_Undef, t_Zero, t_None, // No value.
+ t_EmptyArray, // No value: []
+ t_Constant, // Value in ConstantVal.
+ t_InlineAsm, // Value in FTy/StrVal/StrVal2/UIntVal.
+ t_ConstantStruct, // Value in ConstantStructElts.
+ t_PackedConstantStruct // Value in ConstantStructElts.
+ } Kind = t_LocalID;
LLLexer::LocTy Loc;
unsigned UIntVal;
+ FunctionType *FTy = nullptr;
std::string StrVal, StrVal2;
APSInt APSIntVal;
- APFloat APFloatVal;
+ APFloat APFloatVal{0.0};
Constant *ConstantVal;
- Constant **ConstantStructElts;
-
- ValID() : Kind(t_LocalID), APFloatVal(0.0) {}
- ~ValID() {
- if (Kind == t_ConstantStruct || Kind == t_PackedConstantStruct)
- delete [] ConstantStructElts;
+ std::unique_ptr<Constant *[]> ConstantStructElts;
+
+ ValID() = default;
+ ValID(const ValID &RHS)
+ : Kind(RHS.Kind), Loc(RHS.Loc), UIntVal(RHS.UIntVal), FTy(RHS.FTy),
+ StrVal(RHS.StrVal), StrVal2(RHS.StrVal2), APSIntVal(RHS.APSIntVal),
+ APFloatVal(RHS.APFloatVal), ConstantVal(RHS.ConstantVal) {
+ assert(!RHS.ConstantStructElts);
}
bool operator<(const ValID &RHS) const {
LLVMContext &Context;
LLLexer Lex;
Module *M;
+ SlotMapping *Slots;
// Instruction metadata resolution. Each instruction can have a list of
// MDRef info associated with them.
SMLoc Loc;
unsigned MDKind, MDSlot;
};
- DenseMap<Instruction*, std::vector<MDRef> > ForwardRefInstMetadata;
SmallVector<Instruction*, 64> InstsWithTBAATag;
// Type resolution handling data structures. The location is set when we
// have processed a use of the type but not a definition yet.
StringMap<std::pair<Type*, LocTy> > NamedTypes;
- std::vector<std::pair<Type*, LocTy> > NumberedTypes;
+ std::map<unsigned, std::pair<Type*, LocTy> > NumberedTypes;
- std::vector<TrackingMDNodeRef> NumberedMetadata;
- std::map<unsigned, std::pair<MDNodeFwdDecl *, LocTy>> ForwardRefMDNodes;
+ std::map<unsigned, TrackingMDNodeRef> NumberedMetadata;
+ std::map<unsigned, std::pair<TempMDTuple, LocTy>> ForwardRefMDNodes;
// Global Value reference information.
std::map<std::string, std::pair<GlobalValue*, LocTy> > ForwardRefVals;
std::map<unsigned, AttrBuilder> NumberedAttrBuilders;
public:
- LLParser(StringRef F, SourceMgr &SM, SMDiagnostic &Err, Module *m)
- : Context(m->getContext()), Lex(F, SM, Err, m->getContext()), M(m),
- BlockAddressPFS(nullptr) {}
+ LLParser(StringRef F, SourceMgr &SM, SMDiagnostic &Err, Module *M,
+ SlotMapping *Slots = nullptr)
+ : Context(M->getContext()), Lex(F, SM, Err, M->getContext()), M(M),
+ Slots(Slots), BlockAddressPFS(nullptr) {}
bool Run();
+ bool parseStandaloneConstantValue(Constant *&C, const SlotMapping *Slots);
+
LLVMContext &getContext() { return Context; }
private:
return Error(Lex.getLoc(), Msg);
}
+ /// Restore the internal name and slot mappings using the mappings that
+ /// were created at an earlier parsing stage.
+ void restoreParsingState(const SlotMapping *Slots);
+
/// GetGlobalVal - Get a value with the specified name or ID, creating a
/// forward reference record if needed. This can return null if the value
/// exists but does not have the right type.
return ParseUInt64(Val);
}
+ bool ParseStringAttribute(AttrBuilder &B);
+
bool ParseTLSModel(GlobalVariable::ThreadLocalMode &TLM);
bool ParseOptionalThreadLocal(GlobalVariable::ThreadLocalMode &TLM);
bool parseOptionalUnnamedAddr(bool &UnnamedAddr) {
bool ParseOptionalDLLStorageClass(unsigned &DLLStorageClass);
bool ParseOptionalCallingConv(unsigned &CC);
bool ParseOptionalAlignment(unsigned &Alignment);
- bool ParseOptionalDereferenceableBytes(uint64_t &Bytes);
+ bool ParseOptionalDerefAttrBytes(lltok::Kind AttrKind, uint64_t &Bytes);
bool ParseScopeAndOrdering(bool isAtomic, SynchronizationScope &Scope,
AtomicOrdering &Ordering);
bool ParseOrdering(AtomicOrdering &Ordering);
bool ParseNamedMetadata();
bool ParseMDString(MDString *&Result);
bool ParseMDNodeID(MDNode *&Result);
- bool ParseMDNodeID(MDNode *&Result, unsigned &SlotNo);
bool ParseUnnamedAttrGrp();
bool ParseFnAttributeValuePairs(AttrBuilder &B,
std::vector<unsigned> &FwdRefAttrGrps,
bool ConvertValIDToValue(Type *Ty, ValID &ID, Value *&V,
PerFunctionState *PFS);
+ bool parseConstantValue(Type *Ty, Constant *&C);
bool ParseValue(Type *Ty, Value *&V, PerFunctionState *PFS);
bool ParseValue(Type *Ty, Value *&V, PerFunctionState &PFS) {
return ParseValue(Ty, V, &PFS);
}
+
bool ParseValue(Type *Ty, Value *&V, LocTy &Loc,
PerFunctionState &PFS) {
Loc = Lex.getLoc();
bool IsMustTailCall = false,
bool InVarArgsFunc = false);
+ bool
+ ParseOptionalOperandBundles(SmallVectorImpl<OperandBundleDef> &BundleList,
+ PerFunctionState &PFS);
+
+ bool ParseExceptionArgs(SmallVectorImpl<Value *> &Args,
+ PerFunctionState &PFS);
+
// Constant Parsing.
bool ParseValID(ValID &ID, PerFunctionState *PFS = nullptr);
bool ParseGlobalValue(Type *Ty, Constant *&V);
bool ParseGlobalValueVector(SmallVectorImpl<Constant *> &Elts);
bool parseOptionalComdat(StringRef GlobalName, Comdat *&C);
bool ParseMetadataAsValue(Value *&V, PerFunctionState &PFS);
- bool ParseValueAsMetadata(Metadata *&MD, PerFunctionState *PFS);
+ bool ParseValueAsMetadata(Metadata *&MD, const Twine &TypeMsg,
+ PerFunctionState *PFS);
bool ParseMetadata(Metadata *&MD, PerFunctionState *PFS);
- bool ParseMDNode(MDNode *&MD, bool IsDistinct = false);
+ bool ParseMDTuple(MDNode *&MD, bool IsDistinct = false);
+ bool ParseMDNode(MDNode *&MD);
+ bool ParseMDNodeTail(MDNode *&MD);
bool ParseMDNodeVector(SmallVectorImpl<Metadata *> &MDs);
- bool ParseInstructionMetadata(Instruction *Inst, PerFunctionState *PFS);
+ bool ParseMetadataAttachment(unsigned &Kind, MDNode *&MD);
+ bool ParseInstructionMetadata(Instruction &Inst);
+ bool ParseOptionalFunctionMetadata(Function &F);
+
+ template <class FieldTy>
+ bool ParseMDField(LocTy Loc, StringRef Name, FieldTy &Result);
+ template <class FieldTy> bool ParseMDField(StringRef Name, FieldTy &Result);
+ template <class ParserTy>
+ bool ParseMDFieldsImplBody(ParserTy parseField);
+ template <class ParserTy>
+ bool ParseMDFieldsImpl(ParserTy parseField, LocTy &ClosingLoc);
+ bool ParseSpecializedMDNode(MDNode *&N, bool IsDistinct = false);
+
+#define HANDLE_SPECIALIZED_MDNODE_LEAF(CLASS) \
+ bool Parse##CLASS(MDNode *&Result, bool IsDistinct);
+#include "llvm/IR/Metadata.def"
// Function Parsing.
struct ArgInfo {
bool ParseIndirectBr(Instruction *&Inst, PerFunctionState &PFS);
bool ParseInvoke(Instruction *&Inst, PerFunctionState &PFS);
bool ParseResume(Instruction *&Inst, PerFunctionState &PFS);
+ bool ParseCleanupRet(Instruction *&Inst, PerFunctionState &PFS);
+ bool ParseCatchRet(Instruction *&Inst, PerFunctionState &PFS);
+ bool ParseCatchSwitch(Instruction *&Inst, PerFunctionState &PFS);
+ bool ParseCatchPad(Instruction *&Inst, PerFunctionState &PFS);
+ bool ParseCleanupPad(Instruction *&Inst, PerFunctionState &PFS);
bool ParseArithmetic(Instruction *&I, PerFunctionState &PFS, unsigned Opc,
unsigned OperandType);
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