Add CreateZExtOrBitCast and CreateSExtOrBitCast to TargetFolder

for consistency with ConstantFolder.

llvm-svn: 85137

1 files changed, 10 insertions, 0 deletions

diff --git a/llvm/include/llvm/Support/TargetFolder.h b/llvm/include/llvm/Support/TargetFolder.h
index 8e28632b7eb..46ad9b601f7 100644
--- a/llvm/include/llvm/Support/TargetFolder.h
+++ b/llvm/include/llvm/Support/TargetFolder.h
@@ -179,6 +179,16 @@ public:
   Constant *CreatePtrToInt(Constant *C, const Type *DestTy) const {
     return CreateCast(Instruction::PtrToInt, C, DestTy);
   }
+  Constant *CreateZExtOrBitCast(Constant *C, const Type *DestTy) const {
+    if (C->getType() == DestTy)
+      return C; // avoid calling Fold
+    return Fold(ConstantExpr::getZExtOrBitCast(C, DestTy));
+  }
+  Constant *CreateSExtOrBitCast(Constant *C, const Type *DestTy) const {
+    if (C->getType() == DestTy)
+      return C; // avoid calling Fold
+    return Fold(ConstantExpr::getSExtOrBitCast(C, DestTy));
+  }
   Constant *CreateTruncOrBitCast(Constant *C, const Type *DestTy) const {
     if (C->getType() == DestTy)
       return C; // avoid calling Fold