Change the interface of LoadIC on the x64 platform to take its arguments in r...

src/x64/debug-x64.cc

 // Copyright 2010 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 126 matching lines @@
   //  -- rcx    : key
   //  -- rdx    : receiver
   // -----------------------------------
   Generate_DebugBreakCallHelper(masm, rax.bit() | rcx.bit() | rdx.bit(), false);
 }
 
 
 void Debug::GenerateLoadICDebugBreak(MacroAssembler* masm) {
   // Register state for IC load call (from ic-x64.cc).
   // ----------- S t a t e -------------
+  //  -- rax    : receiver
   //  -- rcx    : name
   // -----------------------------------
-  Generate_DebugBreakCallHelper(masm, rcx.bit(), false);
+  Generate_DebugBreakCallHelper(masm, rax.bit() | rcx.bit(), false);
 }
 
 
 void Debug::GenerateReturnDebugBreak(MacroAssembler* masm) {
   // Register state just before return from JS function (from codegen-x64.cc).
   // ----------- S t a t e -------------
   //  -- rax: return value
   // -----------------------------------
   Generate_DebugBreakCallHelper(masm, rax.bit(), true);
 }
@@ skipping 53 matching lines @@
          Assembler::kCallInstructionLength);
   rinfo()->PatchCodeWithCall(Debug::debug_break_return()->entry(),
       Assembler::kJSReturnSequenceLength - Assembler::kCallInstructionLength);
 }
 
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64