diff options
Diffstat (limited to 'Alc/alcRing.c')
| -rw-r--r-- | Alc/alcRing.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/Alc/alcRing.c b/Alc/alcRing.c index 2cb001bf..d72b34f1 100644 --- a/Alc/alcRing.c +++ b/Alc/alcRing.c @@ -103,16 +103,16 @@ void ll_ringbuffer_reset(ll_ringbuffer_t *rb) * elements in front of the read pointer and behind the write pointer. */ size_t ll_ringbuffer_read_space(const ll_ringbuffer_t *rb) { - size_t w = ATOMIC_LOAD(&rb->write_ptr, almemory_order_acquire) & rb->size_mask; - size_t r = ATOMIC_LOAD(&rb->read_ptr, almemory_order_acquire) & rb->size_mask; + size_t w = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->write_ptr, almemory_order_acquire); + size_t r = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->read_ptr, almemory_order_acquire); return (w-r) & rb->size_mask; } /* Return the number of elements available for writing. This is the number of * elements in front of the write pointer and behind the read pointer. */ size_t ll_ringbuffer_write_space(const ll_ringbuffer_t *rb) { - size_t w = ATOMIC_LOAD(&rb->write_ptr, almemory_order_acquire) & rb->size_mask; - size_t r = ATOMIC_LOAD(&rb->read_ptr, almemory_order_acquire) & rb->size_mask; + size_t w = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->write_ptr, almemory_order_acquire); + size_t r = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->read_ptr, almemory_order_acquire); return (r-w-1) & rb->size_mask; } @@ -256,8 +256,10 @@ void ll_ringbuffer_get_read_vector(const ll_ringbuffer_t *rb, ll_ringbuffer_data size_t cnt2; size_t w, r; - w = ATOMIC_LOAD(&rb->write_ptr, almemory_order_acquire) & rb->size_mask; - r = ATOMIC_LOAD(&rb->read_ptr, almemory_order_acquire) & rb->size_mask; + w = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->write_ptr, almemory_order_acquire); + r = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->read_ptr, almemory_order_acquire); + w &= rb->size_mask; + r &= rb->size_mask; free_cnt = (w-r) & rb->size_mask; cnt2 = r + free_cnt; @@ -289,8 +291,10 @@ void ll_ringbuffer_get_write_vector(const ll_ringbuffer_t *rb, ll_ringbuffer_dat size_t cnt2; size_t w, r; - w = ATOMIC_LOAD(&rb->write_ptr, almemory_order_acquire) & rb->size_mask; - r = ATOMIC_LOAD(&rb->read_ptr, almemory_order_acquire) & rb->size_mask; + w = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->write_ptr, almemory_order_acquire); + r = ATOMIC_LOAD(&CONST_CAST(ll_ringbuffer_t*,rb)->read_ptr, almemory_order_acquire); + w &= rb->size_mask; + r &= rb->size_mask; free_cnt = (r-w-1) & rb->size_mask; cnt2 = w + free_cnt; |