Adding 'isolates' argument to LOG to get rid of multiple TLS fetches in profiling.

src/x64/regexp-macro-assembler-x64.cc

 // Copyright 2011 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 937 matching lines @@
     __ bind(&exit_with_exception);
     // Exit with Result EXCEPTION(-1) to signal thrown exception.
     __ movq(rax, Immediate(EXCEPTION));
     __ jmp(&exit_label_);
   }
 
   FixupCodeRelativePositions();
 
   CodeDesc code_desc;
   masm_->GetCode(&code_desc);
-  Handle<Code> code = FACTORY->NewCode(code_desc,
-                                       Code::ComputeFlags(Code::REGEXP),
-                                       masm_->CodeObject());
-  PROFILE(RegExpCodeCreateEvent(*code, *source));
+  Isolate* isolate = ISOLATE;
+  Handle<Code> code = isolate->factory()->NewCode(
+      code_desc, Code::ComputeFlags(Code::REGEXP),
+      masm_->CodeObject());
+  PROFILE(isolate, RegExpCodeCreateEvent(*code, *source));
   return Handle<Object>::cast(code);
 }
 
 
 void RegExpMacroAssemblerX64::GoTo(Label* to) {
   BranchOrBacktrack(no_condition, to);
 }
 
 
 void RegExpMacroAssemblerX64::IfRegisterGE(int reg,
@@ skipping 404 matching lines @@
   }
 }
 
 #undef __
 
 #endif  // V8_INTERPRETED_REGEXP
 
 }}  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64