Line data    Source code

       1             : // Copyright 2016 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #include "src/zone/zone-segment.h"
       6             : 
       7             : #include "src/msan.h"
       8             : 
       9             : namespace v8 {
      10             : namespace internal {
      11             : 
      12    52040496 : void Segment::ZapContents() {
      13             : #ifdef DEBUG
      14             :   memset(reinterpret_cast<void*>(start()), kZapDeadByte, capacity());
      15             : #endif
      16             :   MSAN_ALLOCATED_UNINITIALIZED_MEMORY(start(), capacity());
      17    52040496 : }
      18             : 
      19    26175242 : void Segment::ZapHeader() {
      20             : #ifdef DEBUG
      21             :   memset(this, kZapDeadByte, sizeof(Segment));
      22             : #endif
      23             :   MSAN_ALLOCATED_UNINITIALIZED_MEMORY(start(), sizeof(Segment));
      24    26175242 : }
      25             : 
      26             : }  // namespace internal
      27             : }  // namespace v8