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authorDimitry Andric <dim@FreeBSD.org>2021-02-16 20:39:22 +0000
committerDimitry Andric <dim@FreeBSD.org>2021-02-16 20:39:22 +0000
commit9f93bc8bfd2690abd12a830e42a1c26038173ae5 (patch)
tree397432940f35d42b709d99d1d23523e7a24296c4 /llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
parentb60736ec1405bb0a8dd40989f67ef4c93da068ab (diff)
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp')
-rw-r--r--llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 615bea2a4905..89670d708264 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -21174,7 +21174,7 @@ SDValue DAGCombiner::visitFP16_TO_FP(SDNode *N) {
SDValue N0 = N->getOperand(0);
// fold fp16_to_fp(op & 0xffff) -> fp16_to_fp(op)
- if (N0->getOpcode() == ISD::AND) {
+ if (!TLI.shouldKeepZExtForFP16Conv() && N0->getOpcode() == ISD::AND) {
ConstantSDNode *AndConst = getAsNonOpaqueConstant(N0.getOperand(1));
if (AndConst && AndConst->getAPIntValue() == 0xffff) {
return DAG.getNode(ISD::FP16_TO_FP, SDLoc(N), N->getValueType(0),