MIPS: store ics for js api accessors.

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 899 matching lines @@
 
   AllowExternalCallThatCantCauseGC scope(masm);
   __ CallApiFunctionAndReturn(ref,
                               function_address,
                               thunk_ref,
                               a1,
                               kStackUnwindSpace,
                               kFastApiCallArguments + 1);
 }
 
+
+// Generate call to api function.
+static void GenerateFastApiCall(MacroAssembler* masm,
+                                const CallOptimization& optimization,
+                                Register receiver,
+                                Register scratch,
+                                int argc,
+                                Register* values) {
+  ASSERT(optimization.is_simple_api_call());
+  ASSERT(!receiver.is(scratch));
+
+  const int stack_space = kFastApiCallArguments + argc + 1;
+  // Assign stack space for the call arguments.
+  __ Subu(sp, sp, Operand(stack_space * kPointerSize));
+  // Write holder to stack frame.
+  __ sw(receiver, MemOperand(sp, 0));
+  // Write receiver to stack frame.
+  int index = stack_space - 1;
+  __ sw(receiver, MemOperand(sp, index * kPointerSize));
+  // Write the arguments to stack frame.
+  for (int i = 0; i < argc; i++) {
+    ASSERT(!receiver.is(values[i]));
+    ASSERT(!scratch.is(values[i]));
+    __ sw(receiver, MemOperand(sp, index-- * kPointerSize));
+  }
+
+  GenerateFastApiDirectCall(masm, optimization, argc);
+}
+
+
 class CallInterceptorCompiler BASE_EMBEDDED {
  public:
   CallInterceptorCompiler(StubCompiler* stub_compiler,
                           const ParameterCount& arguments,
                           Register name,
                           Code::ExtraICState extra_ic_state)
       : stub_compiler_(stub_compiler),
         arguments_(arguments),
         name_(name),
         extra_ic_state_(extra_ic_state) {}
@@ skipping 438 matching lines @@
 
 void BaseLoadStubCompiler::GenerateLoadConstant(Handle<Object> value) {
   // Return the constant value.
   __ LoadObject(v0, value);
   __ Ret();
 }
 
 
 void BaseLoadStubCompiler::GenerateLoadCallback(
     const CallOptimization& call_optimization) {
-  ASSERT(call_optimization.is_simple_api_call());
-
-  // Assign stack space for the call arguments.
-  __ Subu(sp, sp, Operand((kFastApiCallArguments + 1) * kPointerSize));
-
-  int argc = 0;
-  int api_call_argc = argc + kFastApiCallArguments;
-  // Write holder to stack frame.
-  __ sw(receiver(), MemOperand(sp, 0));
-  // Write receiver to stack frame.
-  __ sw(receiver(), MemOperand(sp, api_call_argc * kPointerSize));
-
-  GenerateFastApiDirectCall(masm(), call_optimization, argc);
+  GenerateFastApiCall(
+      masm(), call_optimization, receiver(), scratch3(), 0, NULL);
 }
 
 
 void BaseLoadStubCompiler::GenerateLoadCallback(
     Register reg,
     Handle<ExecutableAccessorInfo> callback) {
   // Build AccessorInfo::args_ list on the stack and push property name below
   // the exit frame to make GC aware of them and store pointers to them.
   __ push(receiver());
   __ mov(scratch2(), sp);  // scratch2 = AccessorInfo::args_
@@ skipping 1406 matching lines @@
   // Do tail-call to the runtime system.
   ExternalReference store_callback_property =
       ExternalReference(IC_Utility(IC::kStoreCallbackProperty), isolate());
   __ TailCallExternalReference(store_callback_property, 4, 1);
 
   // Return the generated code.
   return GetCode(kind(), Code::CALLBACKS, name);
 }
 
 
+Handle<Code> StoreStubCompiler::CompileStoreCallback(
+    Handle<JSObject> object,
+    Handle<JSObject> holder,
+    Handle<Name> name,
+    const CallOptimization& call_optimization) {
+  Label success;
+  HandlerFrontend(object, receiver(), holder, name, &success);
+  __ bind(&success);
+
+  Register values[] = { value() };
+  GenerateFastApiCall(
+      masm(), call_optimization, receiver(), scratch3(), 1, values);
+
+  // Return the generated code.
+  return GetCode(kind(), Code::CALLBACKS, name);
+}
+
+
 #undef __
 #define __ ACCESS_MASM(masm)
 
 
 void StoreStubCompiler::GenerateStoreViaSetter(
     MacroAssembler* masm,
     Handle<JSFunction> setter) {
   // ----------- S t a t e -------------
   //  -- a0    : value
   //  -- a1    : receiver
@@ skipping 360 matching lines @@
   // -----------------------------------
   TailCallBuiltin(masm, Builtins::kKeyedLoadIC_MissForceGeneric);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS