1 files changed, 6 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 682d93d..2458115 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -5544,6 +5544,8 @@ bool SelectionDAG::canCreateUndefOrPoison(SDValue Op, const APInt &DemandedElts,
   case ISD::USUBSAT:
   case ISD::MULHU:
   case ISD::MULHS:
+  case ISD::ABDU:
+  case ISD::ABDS:
   case ISD::SMIN:
   case ISD::SMAX:
   case ISD::UMIN:
@@ -5569,6 +5571,7 @@ bool SelectionDAG::canCreateUndefOrPoison(SDValue Op, const APInt &DemandedElts,
   case ISD::BUILD_VECTOR:
   case ISD::BUILD_PAIR:
   case ISD::SPLAT_VECTOR:
+  case ISD::FABS:
     return false;
 
   case ISD::ABS:
@@ -6750,7 +6753,9 @@ SDValue SelectionDAG::FoldSymbolOffset(unsigned Opcode, EVT VT,
     return SDValue();
   int64_t Offset = C2->getSExtValue();
   switch (Opcode) {
-  case ISD::ADD: break;
+  case ISD::ADD:
+  case ISD::PTRADD:
+    break;
   case ISD::SUB: Offset = -uint64_t(Offset); break;
   default: return SDValue();
   }