// Copyright 2019 the V8 project authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

#include "src/codegen/flush-instruction-cache.h"

#include "src/base/platform/mutex.h"

#include "src/codegen/cpu-features.h"

#include "src/execution/simulator.h"

namespace v8 {

namespace internal {

void FlushInstructionCache(void* start, size_t size) {

if (size == 0) return;

if (v8_flags.jitless) return;

TRACE_EVENT2(TRACE_DISABLED_BY_DEFAULT("v8.compile"), "FlushInstructionCache",

"start", start, "size", size);

#if defined(USE_SIMULATOR)

base::MutexGuard lock_guard(Simulator::i_cache_mutex());

Simulator::FlushICache(Simulator::i_cache(), start, size);

#else

CpuFeatures::FlushICache(start, size);

#endif // USE_SIMULATOR

}

} // namespace internal

} // namespace v8