[wasm] Int64Lowering of I64ShrU and I64ShrS on ia32.

src/compiler/x87/instruction-selector-x87.cc

Index: src/compiler/x87/instruction-selector-x87.cc
diff --git a/src/compiler/x87/instruction-selector-x87.cc b/src/compiler/x87/instruction-selector-x87.cc
index ae67f5f9fc62c1bdbe8931ab7c566bd0abedd993..a93906db550e28ccece487ce4621153c17148235 100644
--- a/src/compiler/x87/instruction-selector-x87.cc
+++ b/src/compiler/x87/instruction-selector-x87.cc
@@ -565,6 +565,10 @@ void InstructionSelector::VisitWord32PairShl(Node* node) {
   Emit(kX87PairShl, 2, outputs, 3, inputs);
 }
 
+void InstructionSelector::VisitWord32PairShr(Node* node) { UNIMPLEMENTED(); }
+
+void InstructionSelector::VisitWord32PairSar(Node* node) { UNIMPLEMENTED(); }
+
 void InstructionSelector::VisitWord32Ror(Node* node) {
   VisitShift(this, node, kX87Ror);
 }