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MIRParser: Split the 'parseIRConstant' method into two methods. NFC. 

One variant of this method can be reused when parsing the quoted IR pointer
expressions in the machine memory operands.

llvm-svn: 245743
This commit is contained in:
Alex Lorenz 2015-08-21 21:48:22 +00:00
parent d583b19569
commit 5d8b0bd9b0
1 changed files with 12 additions and 3 deletions
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15
llvm/lib/CodeGen/MIRParser/MIParser.cpp
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@ -122,6 +122,8 @@ public:
bool parseRegisterOperand(MachineOperand &Dest,
Optional<unsigned> &TiedDefIdx, bool IsDef = false);
bool parseImmediateOperand(MachineOperand &Dest);
bool parseIRConstant(StringRef::iterator Loc, StringRef Source,
const Constant *&C);
bool parseIRConstant(StringRef::iterator Loc, const Constant *&C);
bool parseTypedImmediateOperand(MachineOperand &Dest);
bool parseFPImmediateOperand(MachineOperand &Dest);
@ -976,9 +978,9 @@ bool MIParser::parseImmediateOperand(MachineOperand &Dest) {
return false;
}
bool MIParser::parseIRConstant(StringRef::iterator Loc, const Constant *&C) {
auto Source = StringRef(Loc, Token.range().end() - Loc).str();
lex();
bool MIParser::parseIRConstant(StringRef::iterator Loc, StringRef StringValue,
const Constant *&C) {
auto Source = StringValue.str(); // The source has to be null terminated.
SMDiagnostic Err;
C = parseConstantValue(Source.c_str(), Err, *MF.getFunction()->getParent());
if (!C)
@ -986,6 +988,13 @@ bool MIParser::parseIRConstant(StringRef::iterator Loc, const Constant *&C) {
return false;
}
bool MIParser::parseIRConstant(StringRef::iterator Loc, const Constant *&C) {
if (parseIRConstant(Loc, StringRef(Loc, Token.range().end() - Loc), C))
return true;
lex();
return false;
}
bool MIParser::parseTypedImmediateOperand(MachineOperand &Dest) {
assert(Token.is(MIToken::IntegerType));
auto Loc = Token.location();