MIPS: Allowed keyed store callbacks ic generation.

src/mips/stub-cache-mips.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1224 matching lines @@
 }
 
 
 #undef __
 #define __ ACCESS_MASM(masm)
 
 
 void StoreStubCompiler::GenerateStoreViaSetter(
     MacroAssembler* masm,
     Handle<HeapType> type,
+    Register receiver,
     Handle<JSFunction> setter) {
   // ----------- S t a t e -------------
-  //  -- a0    : value
-  //  -- a1    : receiver
-  //  -- a2    : name
   //  -- ra    : return address
   // -----------------------------------
   {
     FrameScope scope(masm, StackFrame::INTERNAL);
-    Register receiver = a1;
-    Register value = a0;
 
     // Save value register, so we can restore it later.
-    __ push(value);
+    __ push(value());
 
     if (!setter.is_null()) {
       // Call the JavaScript setter with receiver and value on the stack.
       if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) {
         // Swap in the global receiver.
         __ lw(receiver,
                FieldMemOperand(
                    receiver, JSGlobalObject::kGlobalReceiverOffset));
       }
-      __ Push(receiver, value);
+      __ Push(receiver, value());
       ParameterCount actual(1);
       ParameterCount expected(setter);
       __ InvokeFunction(setter, expected, actual,
                         CALL_FUNCTION, NullCallWrapper());
     } else {
       // If we generate a global code snippet for deoptimization only, remember
       // the place to continue after deoptimization.
       masm->isolate()->heap()->SetSetterStubDeoptPCOffset(masm->pc_offset());
     }
 
@@ skipping 66 matching lines @@
 }
 
 
 Register* KeyedLoadStubCompiler::registers() {
   // receiver, name, scratch1, scratch2, scratch3, scratch4.
   static Register registers[] = { a1, a0, a2, a3, t0, t1 };
   return registers;
 }
 
 
+Register StoreStubCompiler::value() {
+  return a0;
+}
+
+
 Register* StoreStubCompiler::registers() {
-  // receiver, name, value, scratch1, scratch2, scratch3.
-  static Register registers[] = { a1, a2, a0, a3, t0, t1 };
+  // receiver, name, scratch1, scratch2, scratch3.
+  static Register registers[] = { a1, a2, a3, t0, t1 };
   return registers;
 }
 
 
 Register* KeyedStoreStubCompiler::registers() {
-  // receiver, name, value, scratch1, scratch2, scratch3.
-  static Register registers[] = { a2, a1, a0, a3, t0, t1 };
+  // receiver, name, scratch1, scratch2, scratch3.
+  static Register registers[] = { a2, a1, a3, t0, t1 };
   return registers;
 }
 
 
 #undef __
 #define __ ACCESS_MASM(masm)
 
 
 void LoadStubCompiler::GenerateLoadViaGetter(MacroAssembler* masm,
                                              Handle<HeapType> type,
@@ skipping 196 matching lines @@
   // -----------------------------------
   TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS