[DAGCombiner] add saturation instructions are commutative

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351067 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/TargetLowering.h b/include/llvm/CodeGen/TargetLowering.h
index 26d4bdbce2c4d92578bc5b83a75ba9bce3ddc2e8..23dbaac03ebea499b3e32c6464659c50788491af 100644 (file)
--- a/include/llvm/CodeGen/TargetLowering.h
+++ b/include/llvm/CodeGen/TargetLowering.h
@@ -2155,6 +2155,8 @@ public:
     case ISD::UADDO:
     case ISD::ADDC:
     case ISD::ADDE:
+    case ISD::SADDSAT:
+    case ISD::UADDSAT:
     case ISD::FMINNUM:
     case ISD::FMAXNUM:
     case ISD::FMINIMUM: