X87: [generators] Decouple generator resume from fullcodegen.

src/x87/interface-descriptors-x87.cc

Index: src/x87/interface-descriptors-x87.cc
diff --git a/src/x87/interface-descriptors-x87.cc b/src/x87/interface-descriptors-x87.cc
index e8655c43d7c31af4e1692487c44f65bcfd75d193..d152b1344c857e41f1aaadbc5da1238d27b65de9 100644
--- a/src/x87/interface-descriptors-x87.cc
+++ b/src/x87/interface-descriptors-x87.cc
@@ -416,6 +416,16 @@ void InterpreterCEntryDescriptor::InitializePlatformSpecific(
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
+void ResumeGeneratorDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  Register registers[] = {
+      eax,  // the value to pass to the generator
+      ebx,  // the JSGeneratorObject to resume
+      edx   // the resume mode (tagged)
+  };
+  data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
 }  // namespace internal
 }  // namespace v8