[generators] Decouple generator resume from fullcodegen.

src/ia32/macro-assembler-ia32.cc

Index: src/ia32/macro-assembler-ia32.cc
diff --git a/src/ia32/macro-assembler-ia32.cc b/src/ia32/macro-assembler-ia32.cc
index f9fd8d6a4017838c90e5b00f795a25d44edc3be5..2f013c8b55f998ae48bfce1a67ed23abb778efb7 100644
--- a/src/ia32/macro-assembler-ia32.cc
+++ b/src/ia32/macro-assembler-ia32.cc
@@ -1025,6 +1025,16 @@ void MacroAssembler::AssertBoundFunction(Register object) {
   }
 }
 
+void MacroAssembler::AssertGeneratorObject(Register object) {
+  if (emit_debug_code()) {
+    test(object, Immediate(kSmiTagMask));
+    Check(not_equal, kOperandIsASmiAndNotAGeneratorObject);
+    Push(object);
+    CmpObjectType(object, JS_GENERATOR_OBJECT_TYPE, object);
+    Pop(object);
+    Check(equal, kOperandIsNotAGeneratorObject);
+  }
+}
 
 void MacroAssembler::AssertReceiver(Register object) {
   if (emit_debug_code()) {