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[ms-inline asm] Add a few data members and member functions to the

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MCParsedAsmOperand class in support of ms-style inline assembly.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165830 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chad Rosier 2012-10-12 22:15:11 +00:00
parent f3ad95a80b
commit 0d218994f1
1 changed files with 24 additions and 0 deletions
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24
include/llvm/MC/MCParser/MCParsedAsmOperand.h
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@ -19,10 +19,34 @@ class raw_ostream;
/// base class is used by target-independent clients and is the interface
/// between parsing an asm instruction and recognizing it.
class MCParsedAsmOperand {
/// MCOperandNum - The corresponding MCInst operand number. Only valid when
/// parsing MS-style inline assembly.
unsigned MCOperandNum;
/// Constraint - The constraint on this operand. Only valid when parsing
/// MS-style inline assembly.
std::string Constraint;
public:
MCParsedAsmOperand() {}
virtual ~MCParsedAsmOperand() {}
void setConstraint(StringRef C) { Constraint = C.str(); }
StringRef getConstraint() { return Constraint; }
void setMCOperandNum (unsigned OpNum) { MCOperandNum = OpNum; }
unsigned getMCOperandNum() { return MCOperandNum; }
unsigned getNameLen() {
assert (getStartLoc().isValid() && "Invalid StartLoc!");
assert (getEndLoc().isValid() && "Invalid EndLoc!");
return getEndLoc().getPointer() - getStartLoc().getPointer();
}
StringRef getName() {
return StringRef(getStartLoc().getPointer(), getNameLen());
}
/// isToken - Is this a token operand?
virtual bool isToken() const = 0;
/// isImm - Is this an immediate operand?