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-rw-r--r--lib/VMCore/Constants.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/VMCore/Constants.cpp b/lib/VMCore/Constants.cpp
index 3ed7008..a393be9 100644
--- a/lib/VMCore/Constants.cpp
+++ b/lib/VMCore/Constants.cpp
@@ -372,7 +372,17 @@ Constant *ConstantExpr::getShr(Constant *C1, Constant *C2) {
return get(Instruction::Shr, C1, C2);
}
+Constant *ConstantExpr::getUShr(Constant *C1, Constant *C2) {
+ if (C1->getType()->isUnsigned()) return getShr(C1, C2);
+ return getCast(getShr(getCast(C1,
+ C1->getType()->getUnsignedVersion()), C2), C1->getType());
+}
+Constant *ConstantExpr::getSShr(Constant *C1, Constant *C2) {
+ if (C1->getType()->isSigned()) return getShr(C1, C2);
+ return getCast(getShr(getCast(C1,
+ C1->getType()->getSignedVersion()), C2), C1->getType());
+}
//===----------------------------------------------------------------------===//