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Update core to use new atomic intrinsics

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This commit is contained in:
gingerBill
2022-03-31 00:22:54 +01:00
parent 203382461b
commit ba1930eb01
7 changed files with 174 additions and 243 deletions
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core/sync/primitives_internal.odin
+3 -3
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@@ -10,7 +10,7 @@ when #config(ODIN_SYNC_RECURSIVE_MUTEX_USE_FUTEX, true) {
_recursive_mutex_lock :: proc(m: ^Recursive_Mutex) {
tid := Futex(current_thread_id())
for {
prev_owner := atomic_compare_exchange_strong_acquire(&m.impl.owner, tid, 0)
prev_owner := atomic_compare_exchange_strong_explicit(&m.impl.owner, tid, 0, .acquire, .acquire)
switch prev_owner {
case 0, tid:
m.impl.recursion += 1
@@ -27,7 +27,7 @@ when #config(ODIN_SYNC_RECURSIVE_MUTEX_USE_FUTEX, true) {
if m.impl.recursion != 0 {
return
}
atomic_exchange_release(&m.impl.owner, 0)
atomic_exchange_explicit(&m.impl.owner, 0, .release)
futex_signal(&m.impl.owner)
// outside the lock
@@ -36,7 +36,7 @@ when #config(ODIN_SYNC_RECURSIVE_MUTEX_USE_FUTEX, true) {
_recursive_mutex_try_lock :: proc(m: ^Recursive_Mutex) -> bool {
tid := Futex(current_thread_id())
prev_owner := atomic_compare_exchange_strong_acquire(&m.impl.owner, tid, 0)
prev_owner := atomic_compare_exchange_strong_explicit(&m.impl.owner, tid, 0, .acquire, .acquire)
switch prev_owner {
case 0, tid:
m.impl.recursion += 1