tracy/client/TracyAlloc.cpp

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#ifdef TRACY_ENABLE
#include <atomic>
#include "../common/TracyAlloc.hpp"
#include "../common/TracyYield.hpp"
namespace tracy
{
extern std::atomic<int> RpInitDone;
extern std::atomic<int> RpInitLock;
TRACY_API void InitRpmallocPlumbing()
{
const auto done = RpInitDone.load( std::memory_order_acquire );
if( !done )
{
int expected = 0;
while( !RpInitLock.compare_exchange_weak( expected, 1, std::memory_order_release, std::memory_order_relaxed ) ) { expected = 0; YieldThread(); }
const auto done = RpInitDone.load( std::memory_order_acquire );
if( !done )
{
rpmalloc_initialize();
RpInitDone.store( 1, std::memory_order_release );
}
RpInitLock.store( 0, std::memory_order_release );
}
rpmalloc_thread_initialize();
RpThreadInitDone = true;
}
}
#endif