compiler-rt/lib/msan/msan_chained_origin_depot.cpp

   1 //===-- msan_chained_origin_depot.cpp -------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of MemorySanitizer.
  10 //
  11 // A storage for chained origins.
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "msan_chained_origin_depot.h"
  15
  16 #include "sanitizer_common/sanitizer_chained_origin_depot.h"
  17
  18 namespace __msan {
  19
  20 static ChainedOriginDepot chainedOriginDepot;
  21
  22 StackDepotStats ChainedOriginDepotGetStats() {
  23   return chainedOriginDepot.GetStats();
  24 }
  25
  26 bool ChainedOriginDepotPut(u32 here_id, u32 prev_id, u32 *new_id) {
  27   return chainedOriginDepot.Put(here_id, prev_id, new_id);
  28 }
  29
  30 u32 ChainedOriginDepotGet(u32 id, u32 *other) {
  31   return chainedOriginDepot.Get(id, other);
  32 }
  33
  34 void ChainedOriginDepotLockAll() {
  35   chainedOriginDepot.LockAll();
  36 }
  37
  38 void ChainedOriginDepotUnlockAll() {
  39   chainedOriginDepot.UnlockAll();
  40 }
  41
  42 } // namespace __msan