Rename JumpToBuiltin to JumpToRuntime. Add comment to ResolveBuiltin.

src/x64/macro-assembler-x64.cc

 // Copyright 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 314 matching lines @@
   //  -- rsp[8] : argument num_arguments - 1
   //  ...
   //  -- rsp[8 * num_arguments] : argument 0 (receiver)
   // -----------------------------------
 
   // TODO(1236192): Most runtime routines don't need the number of
   // arguments passed in because it is constant. At some point we
   // should remove this need and make the runtime routine entry code
   // smarter.
   movq(rax, Immediate(num_arguments));
-  JumpToBuiltin(ext, result_size);
+  JumpToRuntime(ext, result_size);
 }
 
 
-void MacroAssembler::JumpToBuiltin(const ExternalReference& ext,
+void MacroAssembler::JumpToRuntime(const ExternalReference& ext,
                                    int result_size) {
   // Set the entry point and jump to the C entry runtime stub.
   movq(rbx, ext);
   CEntryStub ces(result_size);
   movq(kScratchRegister, ces.GetCode(), RelocInfo::CODE_TARGET);
   jmp(kScratchRegister);
 }
 
 
 void MacroAssembler::GetBuiltinEntry(Register target, Builtins::JavaScript id) {
@@ skipping 1820 matching lines @@
   // Indicate that code has changed.
   CPU::FlushICache(address_, size_);
 
   // Check that the code was patched as expected.
   ASSERT(masm_.pc_ == address_ + size_);
   ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap);
 }
 
 
 } }  // namespace v8::internal