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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#ifndef vm_HelperThreadTask_h
#define vm_HelperThreadTask_h
#include "mozilla/TimeStamp.h"
#include "js/Utility.h"
namespace js {
class AutoHelperTaskQueue;
class AutoLockHelperThreadState;
struct DelazifyTask;
struct FreeDelazifyTask;
class GlobalHelperThreadState;
class SourceCompressionTask;
namespace jit {
class IonCompileTask;
class IonFreeTask;
} // namespace jit
namespace wasm {
struct CompleteTier2GeneratorTask;
struct PartialTier2CompileTask;
} // namespace wasm
template <typename T>
struct MapTypeToThreadType {};
template <>
struct MapTypeToThreadType<jit::IonCompileTask> {
static const ThreadType threadType = THREAD_TYPE_ION;
};
template <>
struct MapTypeToThreadType<wasm::CompleteTier2GeneratorTask> {
static const ThreadType threadType =
THREAD_TYPE_WASM_GENERATOR_COMPLETE_TIER2;
};
template <>
struct MapTypeToThreadType<wasm::PartialTier2CompileTask> {
static const ThreadType threadType = THREAD_TYPE_WASM_COMPILE_PARTIAL_TIER2;
};
template <>
struct MapTypeToThreadType<DelazifyTask> {
static const ThreadType threadType = THREAD_TYPE_DELAZIFY;
};
template <>
struct MapTypeToThreadType<FreeDelazifyTask> {
static const ThreadType threadType = THREAD_TYPE_DELAZIFY_FREE;
};
template <>
struct MapTypeToThreadType<SourceCompressionTask> {
static const ThreadType threadType = THREAD_TYPE_COMPRESS;
};
} // namespace js
namespace JS {
class HelperThreadTask {
public:
virtual void runHelperThreadTask(js::AutoLockHelperThreadState& locked) = 0;
virtual js::ThreadType threadType() = 0;
virtual ~HelperThreadTask() = default;
virtual const char* getName() = 0;
template <typename T>
bool is() {
return js::MapTypeToThreadType<T>::threadType == threadType();
}
template <typename T>
T* as() {
MOZ_ASSERT(this->is<T>());
return static_cast<T*>(this);
}
protected:
// Called when this task is dispatched to the thread pool.
virtual void onThreadPoolDispatch() {}
friend class js::AutoHelperTaskQueue;
};
} // namespace JS
namespace js {
using JS::HelperThreadTask;
} // namespace js
#endif /* vm_HelperThreadTask_h */