switch TargetLowering::getConstraintType to take the entire constraint,
not just the first letter. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35322 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 718d983..7436c17 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -1828,28 +1828,32 @@
//===----------------------------------------------------------------------===//
TargetLowering::ConstraintType
-TargetLowering::getConstraintType(char ConstraintLetter) const {
+TargetLowering::getConstraintType(const std::string &Constraint) const {
// FIXME: lots more standard ones to handle.
- switch (ConstraintLetter) {
- default: return C_Unknown;
- case 'r': return C_RegisterClass;
- case 'm': // memory
- case 'o': // offsetable
- case 'V': // not offsetable
- return C_Memory;
- case 'i': // Simple Integer or Relocatable Constant
- case 'n': // Simple Integer
- case 's': // Relocatable Constant
- case 'I': // Target registers.
- case 'J':
- case 'K':
- case 'L':
- case 'M':
- case 'N':
- case 'O':
- case 'P':
- return C_Other;
+ if (Constraint.size() == 1) {
+ switch (Constraint[0]) {
+ default: break;
+ case 'r': return C_RegisterClass;
+ case 'm': // memory
+ case 'o': // offsetable
+ case 'V': // not offsetable
+ return C_Memory;
+ case 'i': // Simple Integer or Relocatable Constant
+ case 'n': // Simple Integer
+ case 's': // Relocatable Constant
+ case 'I': // Target registers.
+ case 'J':
+ case 'K':
+ case 'L':
+ case 'M':
+ case 'N':
+ case 'O':
+ case 'P':
+ return C_Other;
+ }
}
+ // TODO: Handle registers.
+ return C_Unknown;
}
/// isOperandValidForConstraint - Return the specified operand (possibly