Rename "NoBarrier" memory operations to "Relaxed".

src/isolate.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.
 
 #include "src/isolate.h"
 
 #include <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <sstream>
@@ skipping 44 matching lines @@
 #include "src/wasm/wasm-module.h"
 #include "src/wasm/wasm-objects.h"
 #include "src/zone/accounting-allocator.h"
 
 namespace v8 {
 namespace internal {
 
 base::Atomic32 ThreadId::highest_thread_id_ = 0;
 
 int ThreadId::AllocateThreadId() {
-  int new_id = base::NoBarrier_AtomicIncrement(&highest_thread_id_, 1);
+  int new_id = base::Relaxed_AtomicIncrement(&highest_thread_id_, 1);
   return new_id;
 }
 
 
 int ThreadId::GetCurrentThreadId() {
   int thread_id = base::Thread::GetThreadLocalInt(Isolate::thread_id_key_);
   if (thread_id == 0) {
     thread_id = AllocateThreadId();
     base::Thread::SetThreadLocalInt(Isolate::thread_id_key_, thread_id);
   }
@@ skipping 106 matching lines @@
   }
   return per_thread;
 }
 
 
 void Isolate::InitializeOncePerProcess() {
   base::LockGuard<base::Mutex> lock_guard(thread_data_table_mutex_.Pointer());
   CHECK(thread_data_table_ == NULL);
   isolate_key_ = base::Thread::CreateThreadLocalKey();
 #if DEBUG
-  base::NoBarrier_Store(&isolate_key_created_, 1);
+  base::Relaxed_Store(&isolate_key_created_, 1);
 #endif
   thread_id_key_ = base::Thread::CreateThreadLocalKey();
   per_isolate_thread_data_key_ = base::Thread::CreateThreadLocalKey();
   thread_data_table_ = new Isolate::ThreadDataTable();
 }
 
 
 Address Isolate::get_address_from_id(Isolate::AddressId id) {
   return isolate_addresses_[id];
 }
@@ skipping 2134 matching lines @@
       is_running_microtasks_(false),
       use_counter_callback_(NULL),
       basic_block_profiler_(NULL),
       cancelable_task_manager_(new CancelableTaskManager()),
       abort_on_uncaught_exception_callback_(NULL),
       total_regexp_code_generated_(0) {
   {
     base::LockGuard<base::Mutex> lock_guard(thread_data_table_mutex_.Pointer());
     CHECK(thread_data_table_);
   }
-  id_ = base::NoBarrier_AtomicIncrement(&isolate_counter_, 1);
+  id_ = base::Relaxed_AtomicIncrement(&isolate_counter_, 1);
   TRACE_ISOLATE(constructor);
 
   memset(isolate_addresses_, 0,
       sizeof(isolate_addresses_[0]) * (kIsolateAddressCount + 1));
 
   heap_.isolate_ = this;
   stack_guard_.isolate_ = this;
 
   // ThreadManager is initialized early to support locking an isolate
   // before it is entered.
@@ skipping 25 matching lines @@
 
 
 void Isolate::TearDown() {
   TRACE_ISOLATE(tear_down);
 
   // Temporarily set this isolate as current so that various parts of
   // the isolate can access it in their destructors without having a
   // direct pointer. We don't use Enter/Exit here to avoid
   // initializing the thread data.
   PerIsolateThreadData* saved_data = CurrentPerIsolateThreadData();
-  DCHECK(base::NoBarrier_Load(&isolate_key_created_) == 1);
+  DCHECK(base::Relaxed_Load(&isolate_key_created_) == 1);
   Isolate* saved_isolate =
       reinterpret_cast<Isolate*>(base::Thread::GetThreadLocal(isolate_key_));
   SetIsolateThreadLocals(this, NULL);
 
   Deinit();
 
   {
     base::LockGuard<base::Mutex> lock_guard(thread_data_table_mutex_.Pointer());
     thread_data_table_->RemoveAllThreads(this);
   }
@@ skipping 1364 matching lines @@
   // Then check whether this scope intercepts.
   if ((flag & intercept_mask_)) {
     intercepted_flags_ |= flag;
     return true;
   }
   return false;
 }
 
 }  // namespace internal
 }  // namespace v8