Implement specialized IC code stubs for pixel array stores.

src/arm/stub-cache-arm.cc

 // Copyright 2006-2009 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 3241 matching lines @@
 
   __ bind(&miss);
   Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Miss));
   __ Jump(ic, RelocInfo::CODE_TARGET);
 
   // Return the generated code.
   return GetCode(NORMAL, NULL);
 }
 
 
+MaybeObject* KeyedStoreStubCompiler::CompileStorePixelArray(
+    JSObject* receiver) {
+  // ----------- S t a t e -------------
+  //  -- r0    : value
+  //  -- r1    : key
+  //  -- r2    : receiver
+  //  -- r3    : scratch
+  //  -- r4    : scratch
+  //  -- r5    : scratch
+  //  -- r6    : scratch
+  //  -- lr    : return address
+  // -----------------------------------
+  Label miss;
+
+  // Check that the map matches.
+  __ CheckMap(r2, r6, Handle<Map>(receiver->map()), &miss, false);
+
+  GenerateFastPixelArrayStore(masm(),
+                              r2,
+                              r1,
+                              r0,
+                              r3,
+                              r4,
+                              r5,
+                              r6,
+                              true,
+                              true,
+                              &miss,
+                              &miss,
+                              NULL,
+                              &miss);
+
+  __ bind(&miss);
+  Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Miss));
+  __ Jump(ic, RelocInfo::CODE_TARGET);
+
+  // Return the generated code.
+  return GetCode(NORMAL, NULL);
+}
+
+
 MaybeObject* ConstructStubCompiler::CompileConstructStub(JSFunction* function) {
   // ----------- S t a t e -------------
   //  -- r0    : argc
   //  -- r1    : constructor
   //  -- lr    : return address
   //  -- [sp]  : last argument
   // -----------------------------------
   Label generic_stub_call;
 
   // Use r7 for holding undefined which is used in several places below.
@@ skipping 726 matching lines @@
 
   return GetCode(flags);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM