3972183c35
Rename Managed::New to Managed::From (since it takes ownership of an existing object), and re-introduce Managed::Allocate, which allocates a new object and stores it in a Managed. R=titzer@chromium.org Change-Id: I20b0750697fbe7d56d3816b19919c31e389278b3 Reviewed-on: https://chromium-review.googlesource.com/645806 Reviewed-by: Ben Titzer <titzer@chromium.org> Commit-Queue: Clemens Hammacher <clemensh@chromium.org> Cr-Commit-Position: refs/heads/master@{#47794}
82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include "src/managed.h"
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#include "src/objects-inl.h"
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#include "test/cctest/cctest.h"
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namespace v8 {
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namespace internal {
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class DeleteRecorder {
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public:
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explicit DeleteRecorder(bool* deleted) : deleted_(deleted) {
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*deleted_ = false;
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}
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~DeleteRecorder() { *deleted_ = true; }
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static void Deleter(Isolate::ManagedObjectFinalizer* finalizer) {
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delete *reinterpret_cast<DeleteRecorder**>(finalizer);
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}
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private:
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bool* deleted_;
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};
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TEST(ManagedCollect) {
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Isolate* isolate = CcTest::InitIsolateOnce();
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bool deleted1 = false;
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bool deleted2 = false;
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DeleteRecorder* d1 = new DeleteRecorder(&deleted1);
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DeleteRecorder* d2 = new DeleteRecorder(&deleted2);
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Isolate::ManagedObjectFinalizer finalizer(d2, DeleteRecorder::Deleter);
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isolate->RegisterForReleaseAtTeardown(&finalizer);
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{
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HandleScope scope(isolate);
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auto handle = Managed<DeleteRecorder>::From(isolate, d1);
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USE(handle);
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}
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CcTest::CollectAllAvailableGarbage();
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CHECK(deleted1);
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CHECK(!deleted2);
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isolate->UnregisterFromReleaseAtTeardown(&finalizer);
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delete d2;
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CHECK(deleted2);
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}
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TEST(DisposeCollect) {
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v8::Isolate::CreateParams create_params;
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create_params.array_buffer_allocator =
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CcTest::InitIsolateOnce()->array_buffer_allocator();
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v8::Isolate* isolate = v8::Isolate::New(create_params);
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isolate->Enter();
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Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
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bool deleted1 = false;
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bool deleted2 = false;
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DeleteRecorder* d1 = new DeleteRecorder(&deleted1);
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DeleteRecorder* d2 = new DeleteRecorder(&deleted2);
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{
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HandleScope scope(i_isolate);
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auto handle = Managed<DeleteRecorder>::From(i_isolate, d1);
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USE(handle);
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}
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Isolate::ManagedObjectFinalizer finalizer(d2, DeleteRecorder::Deleter);
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i_isolate->RegisterForReleaseAtTeardown(&finalizer);
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isolate->Exit();
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isolate->Dispose();
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CHECK(deleted1);
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CHECK(deleted2);
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}
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} // namespace internal
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} // namespace v8
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