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// Copyright 2020 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/execution/off-thread-isolate.h"
#include "src/execution/isolate.h"
#include "src/execution/thread-id.h"
#include "src/handles/handles-inl.h"
#include "src/handles/off-thread-transfer-handle-storage-inl.h"
#include "src/logging/off-thread-logger.h"
namespace v8 {
namespace internal {
Address* OffThreadTransferHandleBase::ToHandleLocation() const {
return storage_ == nullptr ? nullptr : storage_->handle_location();
}
OffThreadIsolate::OffThreadIsolate(Isolate* isolate, Zone* zone)
: HiddenOffThreadFactory(isolate),
heap_(isolate->heap()),
isolate_(isolate),
logger_(new OffThreadLogger()),
handle_zone_(zone) {}
OffThreadIsolate::~OffThreadIsolate() = default;
void OffThreadIsolate::FinishOffThread() {
heap()->FinishOffThread();
handle_zone_ = nullptr;
}
void OffThreadIsolate::Publish(Isolate* isolate) {
heap()->Publish(isolate->heap());
}
int OffThreadIsolate::GetNextScriptId() { return isolate_->GetNextScriptId(); }
#if V8_SFI_HAS_UNIQUE_ID
int OffThreadIsolate::GetNextUniqueSharedFunctionInfoId() {
return isolate_->GetNextUniqueSharedFunctionInfoId();
}
#endif // V8_SFI_HAS_UNIQUE_ID
bool OffThreadIsolate::is_collecting_type_profile() {
// TODO(leszeks): Figure out if it makes sense to check this asynchronously.
return isolate_->is_collecting_type_profile();
}
void OffThreadIsolate::PinToCurrentThread() {
DCHECK(!thread_id_.IsValid());
thread_id_ = ThreadId::Current();
}
} // namespace internal
} // namespace v8
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