forked from bartvdbraak/blender
atomic_ops: add char versions of uint8_t atomic primitives.
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@ -112,6 +112,9 @@ ATOMIC_INLINE uint8_t atomic_fetch_and_and_uint8(uint8_t *p, uint8_t b);
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ATOMIC_INLINE int8_t atomic_fetch_and_or_int8(int8_t *p, int8_t b);
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ATOMIC_INLINE int8_t atomic_fetch_and_and_int8(int8_t *p, int8_t b);
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ATOMIC_INLINE char atomic_fetch_and_or_char(char *p, char b);
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ATOMIC_INLINE char atomic_fetch_and_and_char(char *p, char b);
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ATOMIC_INLINE size_t atomic_add_and_fetch_z(size_t *p, size_t x);
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ATOMIC_INLINE size_t atomic_sub_and_fetch_z(size_t *p, size_t x);
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ATOMIC_INLINE size_t atomic_fetch_and_add_z(size_t *p, size_t x);
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@ -179,6 +179,18 @@ ATOMIC_INLINE unsigned int atomic_cas_u(unsigned int *v, unsigned int old, unsig
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#endif
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}
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/******************************************************************************/
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/* Char operations. */
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ATOMIC_INLINE char atomic_fetch_and_or_char(char *p, char b)
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{
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return (char)atomic_fetch_and_or_uint8((uint8_t *)p, (uint8_t)b);
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}
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ATOMIC_INLINE char atomic_fetch_and_and_char(char *p, char b)
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{
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return (char)atomic_fetch_and_and_uint8((uint8_t *)p, (uint8_t)b);
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}
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/******************************************************************************/
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/* Pointer operations. */
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@ -1007,9 +1007,7 @@ static void pbvh_update_normals_store_task_cb(void *userdata, const int n)
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MVert *mvert = &bvh->verts[v];
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/* mvert is shared between nodes, hence between threads. */
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if (atomic_fetch_and_and_uint8(
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(uint8_t *)&mvert->flag, (uint8_t)~ME_VERT_PBVH_UPDATE) & ME_VERT_PBVH_UPDATE)
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{
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if (atomic_fetch_and_and_char(&mvert->flag, (char)~ME_VERT_PBVH_UPDATE) & ME_VERT_PBVH_UPDATE) {
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normalize_v3(vnors[v]);
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normal_float_to_short_v3(mvert->no, vnors[v]);
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}
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