- Added fast case for extending the JSObject properties storage....

src/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 521 matching lines @@
 }
 
 void KeyedStoreIC::Generate(MacroAssembler* masm,
                             const ExternalReference& f) {
 }
 
 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm) {
 }
 
 
-// Defined in ic.cc.
-Object* StoreIC_Miss(Arguments args);
-
 void StoreIC::GenerateMegamorphic(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0    : value
   //  -- r2    : name
   //  -- lr    : return address
   //  -- [sp]  : receiver
   // -----------------------------------
 
   // Get the receiver from the stack and probe the stub cache.
   __ ldr(r1, MemOperand(sp));
   Code::Flags flags = Code::ComputeFlags(Code::STORE_IC, MONOMORPHIC);
   StubCache::GenerateProbe(masm, flags, r1, r2, r3);
 
   // Cache miss: Jump to runtime.
   Generate(masm, ExternalReference(IC_Utility(kStoreIC_Miss)));
 }
 
 
+void StoreIC::GenerateExtendStorage(MacroAssembler* masm) {
+  // ----------- S t a t e -------------
+  //  -- r0    : value
+  //  -- r2    : name
+  //  -- lr    : return address
+  //  -- [sp]  : receiver
+  // -----------------------------------
+
+  __ ldr(r3, MemOperand(sp));  // copy receiver
+  __ stm(db_w, sp, r0.bit() | r2.bit() | r3.bit());
+
+  // Perform tail call to the entry.
+  __ TailCallRuntime(ExternalReference(IC_Utility(kStoreIC_ExtendStorage)), 3);
+}
+
+
 void StoreIC::Generate(MacroAssembler* masm, const ExternalReference& f) {
   // ----------- S t a t e -------------
   //  -- r0    : value
   //  -- r2    : name
   //  -- lr    : return address
   //  -- [sp]  : receiver
   // -----------------------------------
 
   __ ldr(r3, MemOperand(sp));  // copy receiver
   __ stm(db_w, sp, r0.bit() | r2.bit() | r3.bit());
 
   // Perform tail call to the entry.
   __ TailCallRuntime(f, 3);
 }
 
 
 #undef __
 
 
 } }  // namespace v8::internal