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atomic.hpp: remove/deprecate incomplete notify features

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Notification with "phantom value" could be useful in theory.
As an alternative way of sending signal from the notifier.
But current implementation is just useless.
Also fixed slow_mutex (not used anywhere).
This commit is contained in:
Nekotekina 2020-11-25 15:20:59 +03:00
parent 9e352da052
commit 8b6d615aa6
3 changed files with 26 additions and 38 deletions
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8
rpcs3/util/atomic.cpp
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@ -1350,7 +1350,7 @@ static u32
#ifdef _WIN32
__vectorcall
#endif
alert_sema(u32 cond_id, const void* data, u64 tid, u32 size, __m128i mask, __m128i new_value)
alert_sema(u32 cond_id, const void* data, u64 tid, u32 size, __m128i mask, __m128i phantom)
{
verify(HERE), cond_id;
@ -1358,7 +1358,7 @@ alert_sema(u32 cond_id, const void* data, u64 tid, u32 size, __m128i mask, __m12
u32 ok = 0;
if (!size ? (!tid || cond->tid == tid) : cmp_mask(size, mask, new_value, cond->size | (cond->flag << 8), cond->mask, cond->oldv))
if (!size ? (!tid || cond->tid == tid) : cmp_mask(size, mask, phantom, cond->size | (cond->flag << 8), cond->mask, cond->oldv))
{
// Redirect if necessary
const auto _old = cond;
@ -1599,7 +1599,7 @@ SAFE_BUFFERS void
#ifdef _WIN32
__vectorcall
#endif
atomic_wait_engine::notify_all(const void* data, u32 size, __m128i mask, __m128i new_value)
atomic_wait_engine::notify_all(const void* data, u32 size, __m128i mask)
{
const std::uintptr_t iptr = reinterpret_cast<std::uintptr_t>(data) & (~s_ref_mask >> 17);
@ -1616,7 +1616,7 @@ atomic_wait_engine::notify_all(const void* data, u32 size, __m128i mask, __m128i
root_info::slot_search(iptr, size, 0, mask, [&](u32 cond_id)
{
u32 res = alert_sema<true>(cond_id, data, -1, size, mask, new_value);
u32 res = alert_sema<true>(cond_id, data, -1, size, mask, _mm_setzero_si128());
if (res <= UINT16_MAX)
{