Line data    Source code

       1             : // Copyright 2019 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/flush-instruction-cache.h"
       6             : 
       7             : #include "src/base/platform/mutex.h"
       8             : #include "src/cpu-features.h"
       9             : #include "src/simulator.h"
      10             : 
      11             : namespace v8 {
      12             : namespace internal {
      13             : 
      14     7324325 : void FlushInstructionCache(void* start, size_t size) {
      15     7324325 :   if (size == 0) return;
      16     7324550 :   if (FLAG_jitless) return;
      17             : 
      18             : #if defined(USE_SIMULATOR)
      19             :   base::MutexGuard lock_guard(Simulator::i_cache_mutex());
      20             :   Simulator::FlushICache(Simulator::i_cache(), start, size);
      21             : #else
      22     7112289 :   CpuFeatures::FlushICache(start, size);
      23             : #endif  // USE_SIMULATOR
      24             : }
      25             : 
      26             : }  // namespace internal
      27      122036 : }  // namespace v8