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Rename cond_x16 to shared_cond

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Extend capacity from 16 to 32.
Remove redundant m_total counter.
This commit is contained in:
Nekotekina 2019-06-04 16:37:50 +03:00
parent 447029a700
commit 9dc0368079
5 changed files with 92 additions and 65 deletions
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18
Utilities/sync.h
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@ -233,9 +233,16 @@ bool balanced_wait_until(atomic_t<T>& var, u64 usec_timeout, Pred&& pred)
timeout.tv_sec = usec_timeout / 1000000;
timeout.tv_nsec = (usec_timeout % 1000000) * 1000;
char* ptr = reinterpret_cast<char*>(&var);
if constexpr (sizeof(T) == 8)
{
ptr += 4 * IS_BE_MACHINE;
}
while (!test_pred(value))
{
if (futex(&var, FUTEX_WAIT_PRIVATE, static_cast<u32>(value), is_inf ? nullptr : &timeout) == 0)
if (futex(ptr, FUTEX_WAIT_PRIVATE, static_cast<u32>(value), is_inf ? nullptr : &timeout) == 0)
{
if (!test_pred(value, nullptr))
{
@ -284,9 +291,16 @@ void balanced_awaken(atomic_t<T>& var, u32 weight)
NtReleaseKeyedEvent(nullptr, &var, false, nullptr);
}
#else
char* ptr = reinterpret_cast<char*>(&var);
if constexpr (sizeof(T) == 8)
{
ptr += 4 * IS_BE_MACHINE;
}
if (All || weight)
{
futex(&var, FUTEX_WAKE_PRIVATE, All ? INT_MAX : std::min<u32>(INT_MAX, weight));
futex(ptr, FUTEX_WAKE_PRIVATE, All ? INT_MAX : std::min<u32>(INT_MAX, weight));
}
return;