Alexander Aprelev
95f5efc697
Ffi native interface should be faster, more effecient for Dart->C++ communication, so switching to it. TEST=ci Change-Id: I9e1d18a666737799194c0435c300e4b81783c0ec Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/377541 Commit-Queue: Alexander Aprelev <aam@google.com> Reviewed-by: Daco Harkes <dacoharkes@google.com>
102 lines
3.4 KiB
C++
102 lines
3.4 KiB
C++
// Copyright (c) 2024, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "include/dart_api.h"
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#include "vm/bootstrap_natives.h"
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#include "vm/os_thread.h"
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namespace dart {
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static void DeleteMutex(void* isolate_data, void* mutex_pointer) {
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delete reinterpret_cast<Mutex*>(mutex_pointer);
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}
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static constexpr int kMutexNativeField = 0;
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DEFINE_FFI_NATIVE_ENTRY(Mutex_Initialize, void, (Dart_Handle mutex_handle)) {
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Mutex* mutex = new Mutex();
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Dart_Handle err = Dart_SetNativeInstanceField(
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mutex_handle, kMutexNativeField, reinterpret_cast<intptr_t>(mutex));
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if (Dart_IsError(err)) {
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delete mutex;
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Dart_PropagateError(err);
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}
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Dart_NewFinalizableHandle(mutex_handle, mutex, sizeof(Mutex), DeleteMutex);
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};
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DEFINE_FFI_NATIVE_ENTRY(Mutex_Lock, void, (Dart_Handle mutex_handle)) {
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Mutex* mutex;
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Dart_Handle result = Dart_GetNativeInstanceField(
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mutex_handle, kMutexNativeField, reinterpret_cast<intptr_t*>(&mutex));
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if (Dart_IsError(result)) {
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Dart_PropagateError(result);
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}
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mutex->Lock();
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}
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DEFINE_FFI_NATIVE_ENTRY(Mutex_Unlock, void, (Dart_Handle mutex_handle)) {
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Mutex* mutex;
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Dart_Handle result = Dart_GetNativeInstanceField(
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mutex_handle, kMutexNativeField, reinterpret_cast<intptr_t*>(&mutex));
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if (Dart_IsError(result)) {
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Dart_PropagateError(result);
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}
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mutex->Unlock();
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}
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static void DeleteConditionVariable(void* isolate_data, void* condvar_pointer) {
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delete reinterpret_cast<ConditionVariable*>(condvar_pointer);
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}
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static constexpr int kCondVarNativeField = 0;
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DEFINE_FFI_NATIVE_ENTRY(ConditionVariable_Initialize,
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void,
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(Dart_Handle condvar_handle)) {
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ConditionVariable* condvar = new ConditionVariable();
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Dart_Handle err = Dart_SetNativeInstanceField(
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condvar_handle, kCondVarNativeField, reinterpret_cast<intptr_t>(condvar));
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if (Dart_IsError(err)) {
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delete condvar;
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Dart_PropagateError(err);
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}
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Dart_NewFinalizableHandle(condvar_handle, condvar, sizeof(ConditionVariable),
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DeleteConditionVariable);
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}
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DEFINE_FFI_NATIVE_ENTRY(ConditionVariable_Wait,
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void,
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(Dart_Handle condvar_handle,
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Dart_Handle mutex_handle)) {
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Mutex* mutex;
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Dart_Handle result_mutex = Dart_GetNativeInstanceField(
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mutex_handle, kCondVarNativeField, reinterpret_cast<intptr_t*>(&mutex));
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if (Dart_IsError(result_mutex)) {
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Dart_PropagateError(result_mutex);
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}
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ConditionVariable* condvar;
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Dart_Handle result_condvar =
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Dart_GetNativeInstanceField(condvar_handle, kCondVarNativeField,
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reinterpret_cast<intptr_t*>(&condvar));
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if (Dart_IsError(result_condvar)) {
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Dart_PropagateError(result_condvar);
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}
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condvar->Wait(mutex);
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}
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DEFINE_FFI_NATIVE_ENTRY(ConditionVariable_Notify,
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void,
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(Dart_Handle condvar_handle)) {
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ConditionVariable* condvar;
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Dart_Handle result_condvar =
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Dart_GetNativeInstanceField(condvar_handle, kCondVarNativeField,
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reinterpret_cast<intptr_t*>(&condvar));
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if (Dart_IsError(result_condvar)) {
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Dart_PropagateError(result_condvar);
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}
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condvar->Notify();
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}
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} // namespace dart
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