================ @@ -5456,6 +5456,39 @@ void X86DAGToDAGISel::Select(SDNode *Node) { break; } + case X86ISD::FP_TO_SINT_SAT_CUSTOM: ---------------- topperc wrote: Why can't se use isel patterns in tablegen for this? https://github.com/llvm/llvm-project/pull/121483