+/// getUnsignedVersion - If this is an integer type, return the unsigned
+/// variant of this type. For example int -> uint.
+const Type *Type::getUnsignedVersion() const {
+ switch (getPrimitiveID()) {
+ default:
+ assert(isInteger()&&"Type::getUnsignedVersion is only valid for integers!");
+ case Type::UByteTyID:
+ case Type::SByteTyID: return Type::UByteTy;
+ case Type::UShortTyID:
+ case Type::ShortTyID: return Type::UShortTy;
+ case Type::UIntTyID:
+ case Type::IntTyID: return Type::UIntTy;
+ case Type::ULongTyID:
+ case Type::LongTyID: return Type::ULongTy;
+ }
+}
+
+/// getSignedVersion - If this is an integer type, return the signed variant
+/// of this type. For example uint -> int.
+const Type *Type::getSignedVersion() const {
+ switch (getPrimitiveID()) {
+ default:
+ assert(isInteger() && "Type::getSignedVersion is only valid for integers!");
+ case Type::UByteTyID:
+ case Type::SByteTyID: return Type::SByteTy;
+ case Type::UShortTyID:
+ case Type::ShortTyID: return Type::ShortTy;
+ case Type::UIntTyID:
+ case Type::IntTyID: return Type::IntTy;
+ case Type::ULongTyID:
+ case Type::LongTyID: return Type::LongTy;
+ }
+}
+
+