ThreadLocalCacheInlines.h [plain text]
#pragma once
#include "ThreadLocalCache.h"
#include "VM.h"
namespace JSC {
inline ThreadLocalCache::Data* ThreadLocalCache::getImpl(VM& vm)
{
#if USE(FAST_TLS_FOR_TLC)
UNUSED_PARAM(vm);
return static_cast<Data*>(_pthread_getspecific_direct(tlsKey));
#else
return vm.threadLocalCacheData;
#endif
}
inline RefPtr<ThreadLocalCache> ThreadLocalCache::get(VM& vm)
{
ThreadLocalCache::Data* data = getImpl(vm);
if (LIKELY(data))
return data->cache;
return nullptr;
}
inline void ThreadLocalCache::install(VM& vm, RefPtr<ThreadLocalCache>* previous)
{
if (getImpl(vm) == m_data) {
if (previous)
*previous = nullptr;
return;
}
installSlow(vm, previous);
}
inline LocalAllocator& ThreadLocalCache::allocator(VM& vm, size_t offset)
{
ThreadLocalCache::Data* data = getImpl(vm);
if (LIKELY(offset < data->size))
return allocator(*data, offset);
return data->cache->allocatorSlow(vm, offset);
}
template<typename SuccessFunc, typename FailureFunc>
void ThreadLocalCache::tryGetAllocator(VM& vm, size_t offset, const SuccessFunc& successFunc, const FailureFunc& failureFunc)
{
ThreadLocalCache::Data* data = getImpl(vm);
if (LIKELY(offset < data->size))
successFunc(allocator(*data, offset));
else
failureFunc();
}
inline LocalAllocator& ThreadLocalCache::allocator(Data& data, size_t offset)
{
return *bitwise_cast<LocalAllocator*>(bitwise_cast<char*>(&data.allocator[0]) + offset);
}
}