Clean up code stubs and ensure distinct major keys.

src/ic/x64/handler-compiler-x64.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/ic/call-optimization.h"
 #include "src/ic/handler-compiler.h"
@@ skipping 258 matching lines @@
       masm->isolate()->heap()->SetGetterStubDeoptPCOffset(masm->pc_offset());
     }
 
     // Restore context register.
     __ movp(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
   }
   __ ret(0);
 }
 
 
-void ElementHandlerCompiler::GenerateLoadDictionaryElement(
-    MacroAssembler* masm) {
-  // ----------- S t a t e -------------
-  //  -- rcx    : key
-  //  -- rdx    : receiver
-  //  -- rsp[0] : return address
-  // -----------------------------------
-  DCHECK(rdx.is(LoadDescriptor::ReceiverRegister()));
-  DCHECK(rcx.is(LoadDescriptor::NameRegister()));
-  Label slow, miss;
-
-  // This stub is meant to be tail-jumped to, the receiver must already
-  // have been verified by the caller to not be a smi.
-
-  __ JumpIfNotSmi(rcx, &miss);
-  __ SmiToInteger32(rbx, rcx);
-  __ movp(rax, FieldOperand(rdx, JSObject::kElementsOffset));
-
-  // Check whether the elements is a number dictionary.
-  // rdx: receiver
-  // rcx: key
-  // rbx: key as untagged int32
-  // rax: elements
-  __ LoadFromNumberDictionary(&slow, rax, rcx, rbx, r9, rdi, rax);
-  __ ret(0);
-
-  __ bind(&slow);
-  // ----------- S t a t e -------------
-  //  -- rcx    : key
-  //  -- rdx    : receiver
-  //  -- rsp[0] : return address
-  // -----------------------------------
-  TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Slow);
-
-  __ bind(&miss);
-  // ----------- S t a t e -------------
-  //  -- rcx    : key
-  //  -- rdx    : receiver
-  //  -- rsp[0] : return address
-  // -----------------------------------
-  TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss);
-}
-
-
 static void StoreIC_PushArgs(MacroAssembler* masm) {
   Register receiver = StoreDescriptor::ReceiverRegister();
   Register name = StoreDescriptor::NameRegister();
   Register value = StoreDescriptor::ValueRegister();
 
   DCHECK(!rbx.is(receiver) && !rbx.is(name) && !rbx.is(value));
 
   __ PopReturnAddressTo(rbx);
   __ Push(receiver);
   __ Push(name);
@@ skipping 538 matching lines @@
   // Return the generated code.
   return GetCode(kind(), Code::NORMAL, name);
 }
 
 
 #undef __
 }
 }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64