[llvm] f03a16e - [LoongArch] Use parseOptionalToken. NFC

[Fangrui Song via llvm-commits]

Author: Fangrui Song
Date: 2023-06-15T12:01:16-07:00
New Revision: f03a16e633f2ca67e6e1100955e223c64c76dc71

URL: https://github.com/llvm/llvm-project/commit/f03a16e633f2ca67e6e1100955e223c64c76dc71
DIFF: https://github.com/llvm/llvm-project/commit/f03a16e633f2ca67e6e1100955e223c64c76dc71.diff

LOG: [LoongArch] Use parseOptionalToken. NFC

Added: 
    

Modified: 
    llvm/lib/Target/LoongArch/AsmParser/LoongArchAsmParser.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/LoongArch/AsmParser/LoongArchAsmParser.cpp b/llvm/lib/Target/LoongArch/AsmParser/LoongArchAsmParser.cpp
index a3ba9aab9e862..a28e9e5efc954 100644
--- a/llvm/lib/Target/LoongArch/AsmParser/LoongArchAsmParser.cpp
+++ b/llvm/lib/Target/LoongArch/AsmParser/LoongArchAsmParser.cpp
@@ -566,11 +566,8 @@ bool LoongArchAsmParser::classifySymbolRef(const MCExpr *Expr,
 
 OperandMatchResultTy
 LoongArchAsmParser::parseRegister(OperandVector &Operands) {
-  if (getLexer().getTok().isNot(AsmToken::Dollar))
+  if (!parseOptionalToken(AsmToken::Dollar))
     return MatchOperand_NoMatch;
-
-  // Eat the $ prefix.
-  getLexer().Lex();
   if (getLexer().getKind() != AsmToken::Identifier)
     return MatchOperand_NoMatch;
 
@@ -691,8 +688,7 @@ LoongArchAsmParser::parseAtomicMemOp(OperandVector &Operands) {
 
   // If there is a next operand and it is 0, ignore it. Otherwise print a
   // diagnostic message.
-  if (getLexer().is(AsmToken::Comma)) {
-    getLexer().Lex(); // Consume comma token.
+  if (parseOptionalToken(AsmToken::Comma)) {
     int64_t ImmVal;
     SMLoc ImmStart = getLoc();
     if (getParser().parseIntToken(ImmVal, "expected optional integer offset"))