[compiler] Delay allocation of code-embedded heap numbers.

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

 // Copyright 2012 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.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/regexp/x64/regexp-macro-assembler-x64.h"
 
 #include "src/factory.h"
 #include "src/log.h"
@@ skipping 987 matching lines @@
     // If any of the code above needed to exit with an exception.
     __ bind(&exit_with_exception);
     // Exit with Result EXCEPTION(-1) to signal thrown exception.
     __ Set(rax, EXCEPTION);
     __ jmp(&return_rax);
   }
 
   FixupCodeRelativePositions();
 
   CodeDesc code_desc;
-  masm_.GetCode(&code_desc);
   Isolate* isolate = this->isolate();
+  masm_.GetCode(isolate, &code_desc);
   Handle<Code> code = isolate->factory()->NewCode(
       code_desc, Code::ComputeFlags(Code::REGEXP),
       masm_.CodeObject());
   PROFILE(isolate, RegExpCodeCreateEvent(AbstractCode::cast(*code), *source));
   return Handle<HeapObject>::cast(code);
 }
 
 
 void RegExpMacroAssemblerX64::GoTo(Label* to) {
   BranchOrBacktrack(no_condition, to);
@@ skipping 376 matching lines @@
 }
 
 #undef __
 
 #endif  // V8_INTERPRETED_REGEXP
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64