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/thread-local-top.h"
       6             : #include "src/isolate.h"
       7             : #include "src/simulator.h"
       8             : #include "src/trap-handler/trap-handler.h"
       9             : 
      10             : namespace v8 {
      11             : namespace internal {
      12             : 
      13       94885 : void ThreadLocalTop::Initialize(Isolate* isolate) {
      14       94885 :   *this = ThreadLocalTop();
      15       94885 :   isolate_ = isolate;
      16             : #ifdef USE_SIMULATOR
      17             :   simulator_ = Simulator::current(isolate);
      18             : #endif
      19       94885 :   thread_id_ = ThreadId::Current();
      20             :   thread_in_wasm_flag_address_ = reinterpret_cast<Address>(
      21       94885 :       trap_handler::GetThreadInWasmThreadLocalAddress());
      22       94885 : }
      23             : 
      24       68322 : void ThreadLocalTop::Free() {
      25             :   // Match unmatched PopPromise calls.
      26       68372 :   while (promise_on_stack_) isolate_->PopPromise();
      27       68323 : }
      28             : 
      29             : }  // namespace internal
      30      121996 : }  // namespace v8