S390: [generators] Decouple generator resume from fullcodegen.

src/s390/macro-assembler-s390.cc

Index: src/s390/macro-assembler-s390.cc
diff --git a/src/s390/macro-assembler-s390.cc b/src/s390/macro-assembler-s390.cc
index 8465fd71c618d7ec4f4b462b372db3856aa6cf53..f9f7c52bb9e1295f48f9c5614a68cc1cd4dccb65 100644
--- a/src/s390/macro-assembler-s390.cc
+++ b/src/s390/macro-assembler-s390.cc
@@ -2869,6 +2869,18 @@ void MacroAssembler::AssertBoundFunction(Register object) {
   }
 }
 
+void MacroAssembler::AssertGeneratorObject(Register object) {
+  if (emit_debug_code()) {
+    STATIC_ASSERT(kSmiTag == 0);
+    TestIfSmi(object);
+    Check(ne, kOperandIsASmiAndNotAGeneratorObject, cr0);
+    push(object);
+    CompareObjectType(object, object, object, JS_GENERATOR_OBJECT_TYPE);
+    pop(object);
+    Check(eq, kOperandIsNotAGeneratorObject);
+  }
+}
+
 void MacroAssembler::AssertReceiver(Register object) {
   if (emit_debug_code()) {
     STATIC_ASSERT(kSmiTag == 0);