static std::string
SimplifyConstraint(const char *Constraint, TargetInfo &Target,
llvm::SmallVectorImpl<TargetInfo::ConstraintInfo> *OutCons=0) {
std::string Result;
while (*Constraint) {
switch (*Constraint) {
default:
Result += Target.convertConstraint(*Constraint);
break;
// Ignore these
case '*':
case '?':
case '!':
break;
case 'g':
Result += "imr";
break;
case '[': {
assert(OutCons &&
"Must pass output names to constraints with a symbolic name");
unsigned Index;
bool result = Target.resolveSymbolicName(Constraint,
&(*OutCons)[0],
OutCons->size(), Index);
assert(result && "Could not resolve symbolic name"); result=result;
Result += llvm::utostr(Index);
break;
}
}
Constraint++;
}
return Result;
}
