Add a new SDTCisPtrTy constraint, which indicates that an operand must have

the same type as the pointer type for a target.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24649 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-12-09 22:57:42 +00:00
parent ab24ed2a32
commit 5b21be76e1
2 changed files with 8 additions and 2 deletions

View File

@ -58,6 +58,8 @@ SDTypeConstraint::SDTypeConstraint(Record *R) {
if (R->isSubClassOf("SDTCisVT")) {
ConstraintType = SDTCisVT;
x.SDTCisVT_Info.VT = getValueType(R->getValueAsDef("VT"));
} else if (R->isSubClassOf("SDTCisPtrTy")) {
ConstraintType = SDTCisPtrTy;
} else if (R->isSubClassOf("SDTCisInt")) {
ConstraintType = SDTCisInt;
} else if (R->isSubClassOf("SDTCisFP")) {
@ -120,6 +122,10 @@ bool SDTypeConstraint::ApplyTypeConstraint(TreePatternNode *N,
case SDTCisVT:
// Operand must be a particular type.
return NodeToApply->UpdateNodeType(x.SDTCisVT_Info.VT, TP);
case SDTCisPtrTy: {
// Operand must be same as target pointer type.
return NodeToApply->UpdateNodeType(CGT.getPointerType(), TP);
}
case SDTCisInt: {
// If there is only one integer type supported, this must be it.
std::vector<MVT::ValueType> IntVTs =

View File

@ -45,8 +45,8 @@ namespace llvm {
unsigned OperandNo; // The operand # this constraint applies to.
enum {
SDTCisVT, SDTCisInt, SDTCisFP, SDTCisSameAs, SDTCisVTSmallerThanOp,
SDTCisOpSmallerThanOp
SDTCisVT, SDTCisPtrTy, SDTCisInt, SDTCisFP, SDTCisSameAs,
SDTCisVTSmallerThanOp, SDTCisOpSmallerThanOp
} ConstraintType;
union { // The discriminated union.