class MCTargetAsmParser : public MCAsmParserExtension {
public:
enum MatchResultTy {
- Match_ConversionFail,
Match_InvalidOperand,
Match_MissingFeature,
Match_MnemonicFail,
/// \param DirectiveID - the identifier token of the directive.
virtual bool ParseDirective(AsmToken DirectiveID) = 0;
- /// MatchInstruction - Recognize a series of operands of a parsed instruction
- /// as an actual MCInst. This returns false on success and returns true on
- /// failure to match.
- ///
- /// On failure, the target parser is responsible for emitting a diagnostic
- /// explaining the match failure.
- virtual bool
- MatchInstruction(SMLoc IDLoc,
- SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- SmallVectorImpl<MCInst> &MCInsts,
- unsigned &OrigErrorInfo,
- bool matchingInlineAsm = false) {
- OrigErrorInfo = ~0x0;
- return true;
- }
+ /// mnemonicIsValid - This returns true if this is a valid mnemonic and false
+ /// otherwise.
+ virtual bool mnemonicIsValid(StringRef Mnemonic) = 0;
/// MatchAndEmitInstruction - Recognize a series of operands of a parsed
/// instruction as an actual MCInst and emit it to the specified MCStreamer.
/// On failure, the target parser is responsible for emitting a diagnostic
/// explaining the match failure.
virtual bool
- MatchAndEmitInstruction(SMLoc IDLoc,
+ MatchAndEmitInstruction(SMLoc IDLoc, unsigned &Opcode,
SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- MCStreamer &Out) = 0;
+ MCStreamer &Out, unsigned &ErrorInfo,
+ bool MatchingInlineAsm) = 0;
/// checkTargetMatchPredicate - Validate the instruction match against
/// any complex target predicates not expressible via match classes.
return Match_Success;
}
+ virtual void convertToMapAndConstraints(unsigned Kind,
+ const SmallVectorImpl<MCParsedAsmOperand*> &Operands) = 0;
};
} // End llvm namespace