Port the function prototype load stub to ARM.

src/arm/ic-arm.cc

 // Copyright 2006-2008 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 174 matching lines @@
 }
 
 
 void LoadIC::GenerateFunctionPrototype(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r2    : name
   //  -- lr    : return address
   //  -- [sp]  : receiver
   // -----------------------------------
 
-  // NOTE: Right now, this code always misses on ARM which is
-  // sub-optimal. We should port the fast case code from IA-32.
+  Label miss;
 
-  Handle<Code> ic(Builtins::builtin(Builtins::LoadIC_Miss));
-  __ Jump(ic, RelocInfo::CODE_TARGET);
+  // Load receiver.
+  __ ldr(r0, MemOperand(sp, 0));
+
+  StubCompiler::GenerateLoadFunctionPrototype(masm, r0, r1, r3, &miss);
+  __ bind(&miss);
+  StubCompiler::GenerateLoadMiss(masm, Code::LOAD_IC);
 }
 
 
 // Defined in ic.cc.
 Object* CallIC_Miss(Arguments args);
 
 void CallIC::GenerateMegamorphic(MacroAssembler* masm, int argc) {
   // ----------- S t a t e -------------
   //  -- lr: return address
   // -----------------------------------
@@ skipping 588 matching lines @@
 
   // Perform tail call to the entry.
   __ TailCallRuntime(f, 3);
 }
 
 
 #undef __
 
 
 } }  // namespace v8::internal