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atomic.cpp: minor optimization

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Silly MSVC emits unnecessary initialize-on-first-use code guards.
Didn't check other compiler. But workaround just works anyway.
This commit is contained in:
Nekotekina 2020-11-12 03:41:14 +03:00
parent c30cdfb3a7
commit e37df998e9
1 changed files with 8 additions and 2 deletions
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10
rpcs3/util/atomic.cpp
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@ -28,11 +28,17 @@ static constexpr std::size_t s_hashtable_size = 1u << 17;
// Reference counter combined with shifted pointer (which is assumed to be 47 bit)
static constexpr std::uintptr_t s_ref_mask = (1u << 17) - 1;
// Fix for silly on-first-use initializer
static constexpr auto s_null_wait_cb = [](const void*){ return true; };
// Callback for wait() function, returns false if wait should return
static thread_local bool(*s_tls_wait_cb)(const void* data) = [](const void*){ return true; };
static thread_local bool(*s_tls_wait_cb)(const void* data) = s_null_wait_cb;
// Fix for silly on-first-use initializer
static constexpr auto s_null_notify_cb = [](const void*, u64){};
// Callback for notification functions for optimizations
static thread_local void(*s_tls_notify_cb)(const void* data, u64 progress) = [](const void*, u64){};
static thread_local void(*s_tls_notify_cb)(const void* data, u64 progress) = s_null_notify_cb;
static inline bool operator &(atomic_wait::op lhs, atomic_wait::op_flag rhs)
{