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
11namespace v8 {
12namespace internal {
13
14void FlushInstructionCache(void* start, size_t size) {
15 if (size == 0) return;
16 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 CpuFeatures::FlushICache(start, size);
23#endif // USE_SIMULATOR
24}
25
26} // namespace internal
27} // namespace v8
28