Introduce a code stub version of Array.prototype.push

src/mips/interface-descriptors-mips.cc

Index: src/mips/interface-descriptors-mips.cc
diff --git a/src/mips/interface-descriptors-mips.cc b/src/mips/interface-descriptors-mips.cc
index 44f710a6a7da3ccd465ce9107c01996faaad8c6e..e32cf99804ef9245012771a3a03442a4bc1934a3 100644
--- a/src/mips/interface-descriptors-mips.cc
+++ b/src/mips/interface-descriptors-mips.cc
@@ -283,6 +283,12 @@ void InternalArrayConstructorDescriptor::InitializePlatformSpecific(
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
+void FastArrayPushDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  // stack param count needs (arg count)
+  Register registers[] = {a0};
+  data->InitializePlatformSpecific(arraysize(registers), registers);
+}
 
 void CompareDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {