diff options
Diffstat (limited to 'deps/v8/src/profiler/circular-queue.h')
| -rw-r--r-- | deps/v8/src/profiler/circular-queue.h | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/deps/v8/src/profiler/circular-queue.h b/deps/v8/src/profiler/circular-queue.h index 272843bb2d..d3df1d9f38 100644 --- a/deps/v8/src/profiler/circular-queue.h +++ b/deps/v8/src/profiler/circular-queue.h @@ -11,11 +11,10 @@ namespace v8 { namespace internal { - // Lock-free cache-friendly sampling circular queue for large // records. Intended for fast transfer of large records between a // single producer and a single consumer. If the queue is full, -// StartEnqueue will return NULL. The queue is designed with +// StartEnqueue will return nullptr. The queue is designed with // a goal in mind to evade cache lines thrashing by preventing // simultaneous reads and writes to adjanced memory locations. template<typename T, unsigned Length> @@ -26,14 +25,14 @@ class SamplingCircularQueue { ~SamplingCircularQueue(); // StartEnqueue returns a pointer to a memory location for storing the next - // record or NULL if all entries are full at the moment. + // record or nullptr if all entries are full at the moment. T* StartEnqueue(); // Notifies the queue that the producer has complete writing data into the // memory returned by StartEnqueue and it can be passed to the consumer. void FinishEnqueue(); // Executed on the consumer (analyzer) thread. - // Retrieves, but does not remove, the head of this queue, returning NULL + // Retrieves, but does not remove, the head of this queue, returning nullptr // if this queue is empty. After the record had been read by a consumer, // Remove must be called. T* Peek(); |