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atomic.cpp: maintenance of wait() function

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Move hashtable allocation into another function.
This commit is contained in:
Nekotekina 2020-11-06 22:42:15 +03:00
parent 6dcd482dd0
commit 3e445eff8e
1 changed files with 24 additions and 15 deletions
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39
rpcs3/util/atomic.cpp
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@ -636,11 +636,14 @@ static void slot_free(std::uintptr_t iptr, atomic_wait::sync_var* loc, u64 lv =
}
}
SAFE_BUFFERS void
#ifdef _WIN32
__vectorcall
#endif
atomic_wait_engine::wait(const void* data, u32 size, __m128i old_value, u64 timeout, __m128i mask)
static void slot_free(atomic_wait::sync_var* slot, const void* data)
{
const std::uintptr_t iptr = reinterpret_cast<std::uintptr_t>(data);
slot_free(iptr, &s_hashtable[iptr % s_hashtable_size]);
}
static atomic_wait::sync_var* slot_alloc(const void* data)
{
const std::uintptr_t iptr = reinterpret_cast<std::uintptr_t>(data);
@ -704,14 +707,7 @@ atomic_wait_engine::wait(const void* data, u32 size, __m128i old_value, u64 time
if (!ok)
{
// Expected only on top level
if (timeout + 1 || ptr_cmp<false>(data, size, old_value, mask))
{
return;
}
// TODO
busy_wait(30000);
continue;
return nullptr;
}
if (!_old || (_old & s_pointer_mask) == (iptr & s_pointer_mask))
@ -737,6 +733,19 @@ atomic_wait_engine::wait(const void* data, u32 size, __m128i old_value, u64 time
lv = eq_bits + 1;
}
return slot;
}
SAFE_BUFFERS void
#ifdef _WIN32
__vectorcall
#endif
atomic_wait_engine::wait(const void* data, u32 size, __m128i old_value, u64 timeout, __m128i mask)
{
const auto slot = slot_alloc(data);
verify(HERE), slot;
const u32 cond_id = cond_alloc();
if (cond_id == 0)
@ -751,7 +760,7 @@ atomic_wait_engine::wait(const void* data, u32 size, __m128i old_value, u64 time
if (timeout + 1 || ptr_cmp<false>(data, size, old_value, mask))
{
cond_free(cond_id);
slot_free(iptr, &s_hashtable[iptr % s_hashtable_size]);
slot_free(slot, data);
return;
}
@ -912,7 +921,7 @@ atomic_wait_engine::wait(const void* data, u32 size, __m128i old_value, u64 time
slot->sema_free(sema);
slot_free(iptr, &s_hashtable[iptr % s_hashtable_size]);
slot_free(slot, data);
s_tls_wait_cb(nullptr);
}