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Optimize slab initializing allocation.

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Bartosz Taudul 2017-11-19 13:53:39 +01:00
parent ca5d35e6cd
commit 08b8c6ec1b
1 changed files with 13 additions and 1 deletions
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14
server/TracySlab.hpp
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@ -48,7 +48,19 @@ public:
template<typename T> template<typename T>
T* AllocInit() T* AllocInit()
{ {
return new( AllocRaw( sizeof( T ) ) ) T; const auto size = sizeof( T );
assert( size <= BlockSize );
if( m_offset + size > BlockSize )
{
m_ptr = new char[BlockSize];
m_offset = 0;
m_buffer.emplace_back( m_ptr );
memUsage.fetch_add( BlockSize, std::memory_order_relaxed );
}
void* ret = m_ptr + m_offset;
new( ret ) T;
m_offset += size;
return (T*)ret;
} }
template<typename T> template<typename T>