[InstCombine] Perform common cast transforms for ptrtoaddr

2 files changed, 6 insertions, 0 deletions

diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
index 56194fe..4c9b10a 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
@@ -2202,6 +2202,11 @@ Instruction *InstCombinerImpl::visitPtrToInt(PtrToIntInst &CI) {
   return commonCastTransforms(CI);
 }
 
+Instruction *InstCombinerImpl::visitPtrToAddr(PtrToAddrInst &CI) {
+  // FIXME: Implement variants of ptrtoint folds.
+  return commonCastTransforms(CI);
+}
+
 /// This input value (which is known to have vector type) is being zero extended
 /// or truncated to the specified vector type. Since the zext/trunc is done
 /// using an integer type, we have a (bitcast(cast(bitcast))) pattern,
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
index e01c145..218aaf9 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
+++ b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
@@ -143,6 +143,7 @@ public:
   Instruction *visitUIToFP(CastInst &CI);
   Instruction *visitSIToFP(CastInst &CI);
   Instruction *visitPtrToInt(PtrToIntInst &CI);
+  Instruction *visitPtrToAddr(PtrToAddrInst &CI);
   Instruction *visitIntToPtr(IntToPtrInst &CI);
   Instruction *visitBitCast(BitCastInst &CI);
   Instruction *visitAddrSpaceCast(AddrSpaceCastInst &CI);