S390: Provide optimized support for the %GetOrdinaryHasInstance intrinsic.

src/full-codegen/s390/full-codegen-s390.cc

Index: src/full-codegen/s390/full-codegen-s390.cc
diff --git a/src/full-codegen/s390/full-codegen-s390.cc b/src/full-codegen/s390/full-codegen-s390.cc
index a1fa6efa0c13074556aef5bbe19670a01f3080fb..6f0b4ec04329ee71bf2ce6b2c994233114852778 100644
--- a/src/full-codegen/s390/full-codegen-s390.cc
+++ b/src/full-codegen/s390/full-codegen-s390.cc
@@ -3222,6 +3222,12 @@ void FullCodeGenerator::EmitGetSuperConstructor(CallRuntime* expr) {
   context()->Plug(r2);
 }
 
+void FullCodeGenerator::EmitGetOrdinaryHasInstance(CallRuntime* expr) {
+  DCHECK_EQ(0, expr->arguments()->length());
+  __ LoadNativeContextSlot(Context::ORDINARY_HAS_INSTANCE_INDEX, r2);
+  context()->Plug(r2);
+}
+
 void FullCodeGenerator::EmitDebugIsActive(CallRuntime* expr) {
   DCHECK(expr->arguments()->length() == 0);
   ExternalReference debug_is_active =