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Use descriptive variable name and remove incorrect operand number check.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147802 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2012-01-09 21:30:46 +00:00
parent 22d20c218a
commit d06b01c038
1 changed files with 9 additions and 12 deletions
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21
utils/TableGen/AsmMatcherEmitter.cpp
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@ -806,20 +806,17 @@ bool MatchableInfo::Validate(StringRef CommentDelimiter, bool Hack) const {
return true;
}
/// extractSingletonRegisterForAsmOperand - Extract singleton register, if present,
/// from specified token.
/// extractSingletonRegisterForAsmOperand - Extract singleton register,
/// if present, from specified token.
void MatchableInfo::
extractSingletonRegisterForAsmOperand(unsigned i, const AsmMatcherInfo &Info,
extractSingletonRegisterForAsmOperand(unsigned OperandNo,
const AsmMatcherInfo &Info,
std::string &RegisterPrefix) {
StringRef Tok = AsmOperands[i].Token;
StringRef Tok = AsmOperands[OperandNo].Token;
if (RegisterPrefix.empty()) {
if (i) {
std::string LoweredTok = Tok.lower();
if (const CodeGenRegister *Reg = Info.Target.getRegisterByName(LoweredTok))
AsmOperands[i].SingletonReg = Reg->TheDef;
} else
if (const CodeGenRegister *Reg = Info.Target.getRegisterByName(Tok))
AsmOperands[i].SingletonReg = Reg->TheDef;
std::string LoweredTok = Tok.lower();
if (const CodeGenRegister *Reg = Info.Target.getRegisterByName(LoweredTok))
AsmOperands[OperandNo].SingletonReg = Reg->TheDef;
return;
}
@ -828,7 +825,7 @@ extractSingletonRegisterForAsmOperand(unsigned i, const AsmMatcherInfo &Info,
StringRef RegName = Tok.substr(RegisterPrefix.size());
if (const CodeGenRegister *Reg = Info.Target.getRegisterByName(RegName))
AsmOperands[i].SingletonReg = Reg->TheDef;
AsmOperands[OperandNo].SingletonReg = Reg->TheDef;
// If there is no register prefix (i.e. "%" in "%eax"), then this may
// be some random non-register token, just ignore it.