class Instruction;
class Constant;
class GlobalValue;
+ class MDString;
+ class MDNode;
struct ValID;
-
+
class LLParser {
public:
typedef LLLexer::LocTy LocTy;
private:
-
+
LLLexer Lex;
Module *M;
-
+
// Type resolution handling data structures.
std::map<std::string, std::pair<PATypeHolder, LocTy> > ForwardRefTypes;
std::map<unsigned, std::pair<PATypeHolder, LocTy> > ForwardRefTypeIDs;
std::vector<PATypeHolder> NumberedTypes;
-
+
struct UpRefRecord {
/// Loc - This is the location of the upref.
LocTy Loc;
-
+
/// NestingLevel - The number of nesting levels that need to be popped
/// before this type is resolved.
unsigned NestingLevel;
-
+
/// LastContainedTy - This is the type at the current binding level for
/// the type. Every time we reduce the nesting level, this gets updated.
const Type *LastContainedTy;
-
+
/// UpRefTy - This is the actual opaque type that the upreference is
/// represented with.
OpaqueType *UpRefTy;
-
+
UpRefRecord(LocTy L, unsigned NL, OpaqueType *URTy)
: Loc(L), NestingLevel(NL), LastContainedTy((Type*)URTy),
UpRefTy(URTy) {}
std::map<unsigned, std::pair<GlobalValue*, LocTy> > ForwardRefValIDs;
std::vector<GlobalValue*> NumberedVals;
public:
- LLParser(MemoryBuffer *F, ParseError &Err) : Lex(F, Err), M(0) {}
- Module *Run();
-
+ LLParser(MemoryBuffer *F, ParseError &Err, Module *m) : Lex(F, Err), M(m) {}
+ bool Run();
+
private:
bool Error(LocTy L, const std::string &Msg) const {
bool TokError(const std::string &Msg) const {
return Error(Lex.getLoc(), Msg);
}
-
+
/// 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.
GlobalValue *GetGlobalVal(const std::string &N, const Type *Ty, LocTy Loc);
GlobalValue *GetGlobalVal(unsigned ID, const Type *Ty, LocTy Loc);
-
+
// Helper Routines.
bool ParseToken(lltok::Kind T, const char *ErrMsg);
+ bool EatIfPresent(lltok::Kind T) {
+ if (Lex.getKind() != T) return false;
+ Lex.Lex();
+ return true;
+ }
bool ParseOptionalToken(lltok::Kind T, bool &Present) {
if (Lex.getKind() != T) {
Present = false;
}
return false;
}
- bool ParseUnsigned(unsigned &Val);
- bool ParseUnsigned(unsigned &Val, LocTy &Loc) {
+ bool ParseStringConstant(std::string &Result);
+ bool ParseUInt32(unsigned &Val);
+ bool ParseUInt32(unsigned &Val, LocTy &Loc) {
Loc = Lex.getLoc();
- return ParseUnsigned(Val);
+ return ParseUInt32(Val);
}
bool ParseOptionalAddrSpace(unsigned &AddrSpace);
bool ParseOptionalAttrs(unsigned &Attrs, unsigned AttrKind);
bool ParseOptionalAlignment(unsigned &Alignment);
bool ParseOptionalCommaAlignment(unsigned &Alignment);
bool ParseIndexList(SmallVectorImpl<unsigned> &Indices);
-
+
// Top-Level Entities
bool ParseTopLevelEntities();
bool ValidateEndOfModule();
bool ParseNamedType();
bool ParseDeclare();
bool ParseDefine();
-
+
bool ParseGlobalType(bool &IsConstant);
bool ParseNamedGlobal();
bool ParseGlobal(const std::string &Name, LocTy Loc, unsigned Linkage,
bool HasLinkage, unsigned Visibility);
bool ParseAlias(const std::string &Name, LocTy Loc, unsigned Visibility);
-
+
// Type Parsing.
- bool ParseType(PATypeHolder &Result);
- bool ParseType(PATypeHolder &Result, LocTy &Loc) {
+ bool ParseType(PATypeHolder &Result, bool AllowVoid = false);
+ bool ParseType(PATypeHolder &Result, LocTy &Loc, bool AllowVoid = false) {
Loc = Lex.getLoc();
- return ParseType(Result);
+ return ParseType(Result, AllowVoid);
}
bool ParseTypeRec(PATypeHolder &H);
bool ParseStructType(PATypeHolder &H, bool Packed);
bool ParseGlobalValue(const Type *Ty, Constant *&V);
bool ParseGlobalTypeAndValue(Constant *&V);
bool ParseGlobalValueVector(SmallVectorImpl<Constant*> &Elts);
+ bool ParseMDNodeVector(SmallVectorImpl<Value*> &);
+
-
// Function Semantic Analysis.
class PerFunctionState {
LLParser &P;
public:
PerFunctionState(LLParser &p, Function &f);
~PerFunctionState();
-
+
Function &getFunction() const { return F; }
-
+
bool VerifyFunctionComplete();
-
+
/// GetVal - 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.
Value *GetVal(const std::string &Name, const Type *Ty, LocTy Loc);
Value *GetVal(unsigned ID, const Type *Ty, LocTy Loc);
-
+
/// SetInstName - After an instruction is parsed and inserted into its
/// basic block, this installs its name.
bool SetInstName(int NameID, const std::string &NameStr, LocTy NameLoc,
Instruction *Inst);
-
+
/// GetBB - Get a basic block with the specified name or ID, creating a
/// forward reference record if needed. This can return null if the value
/// is not a BasicBlock.
BasicBlock *GetBB(const std::string &Name, LocTy Loc);
BasicBlock *GetBB(unsigned ID, LocTy Loc);
-
+
/// DefineBB - Define the specified basic block, which is either named or
/// unnamed. If there is an error, this returns null otherwise it returns
/// the block being defined.
BasicBlock *DefineBB(const std::string &Name, LocTy Loc);
};
-
+
bool ConvertValIDToValue(const Type *Ty, ValID &ID, Value *&V,
PerFunctionState &PFS);
-
+
bool ParseValue(const Type *Ty, Value *&V, PerFunctionState &PFS);
bool ParseValue(const Type *Ty, Value *&V, LocTy &Loc,
PerFunctionState &PFS) {
Loc = Lex.getLoc();
return ParseValue(Ty, V, PFS);
}
-
+
bool ParseTypeAndValue(Value *&V, PerFunctionState &PFS);
bool ParseTypeAndValue(Value *&V, LocTy &Loc, PerFunctionState &PFS) {
Loc = Lex.getLoc();
return ParseTypeAndValue(V, PFS);
}
-
+
struct ParamInfo {
LocTy Loc;
Value *V;
unsigned Attrs;
- ParamInfo(LocTy loc, Value *v, unsigned attrs)
+ ParamInfo(LocTy loc, Value *v, unsigned attrs)
: Loc(loc), V(v), Attrs(attrs) {}
};
bool ParseParameterList(SmallVectorImpl<ParamInfo> &ArgList,
PerFunctionState &PFS);
-
+
// Function Parsing.
struct ArgInfo {
LocTy Loc;
: Loc(L), Type(Ty), Attrs(Attr), Name(N) {}
};
bool ParseArgumentList(std::vector<ArgInfo> &ArgList,
- bool &isVarArg);
+ bool &isVarArg, bool inType);
bool ParseFunctionHeader(Function *&Fn, bool isDefine);
bool ParseFunctionBody(Function &Fn);
bool ParseBasicBlock(PerFunctionState &PFS);
-
+
// Instruction Parsing.
bool ParseInstruction(Instruction *&Inst, BasicBlock *BB,
PerFunctionState &PFS);
bool ParseCmpPredicate(unsigned &Pred, unsigned Opc);
-
+
bool ParseRet(Instruction *&Inst, BasicBlock *BB, PerFunctionState &PFS);
bool ParseBr(Instruction *&Inst, PerFunctionState &PFS);
bool ParseSwitch(Instruction *&Inst, PerFunctionState &PFS);
bool ParseInvoke(Instruction *&Inst, PerFunctionState &PFS);
-
- bool ParseArithmetic(Instruction *&I, PerFunctionState &PFS, unsigned Opc);
+
+ bool ParseArithmetic(Instruction *&I, PerFunctionState &PFS, unsigned Opc,
+ unsigned OperandType);
bool ParseLogical(Instruction *&I, PerFunctionState &PFS, unsigned Opc);
bool ParseCompare(Instruction *&I, PerFunctionState &PFS, unsigned Opc);
bool ParseCast(Instruction *&I, PerFunctionState &PFS, unsigned Opc);
bool ParseSelect(Instruction *&I, PerFunctionState &PFS);
- bool ParseVAArg(Instruction *&I, PerFunctionState &PFS);
+ bool ParseVA_Arg(Instruction *&I, PerFunctionState &PFS);
bool ParseExtractElement(Instruction *&I, PerFunctionState &PFS);
bool ParseInsertElement(Instruction *&I, PerFunctionState &PFS);
bool ParseShuffleVector(Instruction *&I, PerFunctionState &PFS);
projects / oota-llvm.git / blobdiff