diff options
| -rw-r--r-- | intern/atomic/atomic_ops.h | 2 | ||||
| -rw-r--r-- | intern/atomic/intern/atomic_ops_ext.h | 12 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/cdderivedmesh.c | 2 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/editderivedmesh.c | 2 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/subsurf_ccg.c | 2 |
5 files changed, 17 insertions, 3 deletions
diff --git a/intern/atomic/atomic_ops.h b/intern/atomic/atomic_ops.h index 72813c39ac2..38670be56fd 100644 --- a/intern/atomic/atomic_ops.h +++ b/intern/atomic/atomic_ops.h @@ -108,6 +108,8 @@ ATOMIC_INLINE unsigned int atomic_fetch_and_add_u(unsigned int *p, unsigned int ATOMIC_INLINE unsigned int atomic_fetch_and_sub_u(unsigned int *p, unsigned int x); ATOMIC_INLINE unsigned int atomic_cas_u(unsigned int *v, unsigned int old, unsigned int _new); +ATOMIC_INLINE void *atomic_cas_ptr(void **v, void *old, void *_new); + /* WARNING! Float 'atomics' are really faked ones, those are actually closer to some kind of spinlock-sync'ed operation, * which means they are only efficient if collisions are highly unlikely (i.e. if probability of two threads * working on the same pointer at the same time is very low). */ diff --git a/intern/atomic/intern/atomic_ops_ext.h b/intern/atomic/intern/atomic_ops_ext.h index 8d5f2e5dad7..34158a0b45e 100644 --- a/intern/atomic/intern/atomic_ops_ext.h +++ b/intern/atomic/intern/atomic_ops_ext.h @@ -180,6 +180,18 @@ ATOMIC_INLINE unsigned int atomic_cas_u(unsigned int *v, unsigned int old, unsig } /******************************************************************************/ +/* Pointer operations. */ + +ATOMIC_INLINE void *atomic_cas_ptr(void **v, void *old, void *_new) +{ +#if (LG_SIZEOF_PTR == 8) + return (void *)atomic_cas_uint64((uint64_t *)v, *(uint64_t *)&old, *(uint64_t *)&_new); +#elif (LG_SIZEOF_PTR == 4) + return (void *)atomic_cas_uint32((uint32_t *)v, *(uint32_t *)&old, *(uint32_t *)&_new); +#endif +} + +/******************************************************************************/ /* float operations. */ ATOMIC_INLINE float atomic_add_and_fetch_fl(float *p, const float x) diff --git a/source/blender/blenkernel/intern/cdderivedmesh.c b/source/blender/blenkernel/intern/cdderivedmesh.c index 4d94ebfed77..2c61cf28691 100644 --- a/source/blender/blenkernel/intern/cdderivedmesh.c +++ b/source/blender/blenkernel/intern/cdderivedmesh.c @@ -1930,7 +1930,7 @@ void CDDM_recalc_looptri(DerivedMesh *dm) cddm->dm.looptris.array_wip); BLI_assert(cddm->dm.looptris.array == NULL); - atomic_cas_z((size_t *)&cddm->dm.looptris.array, *(size_t *)&cddm->dm.looptris.array, *(size_t *)&cddm->dm.looptris.array_wip); + atomic_cas_ptr((void **)&cddm->dm.looptris.array, cddm->dm.looptris.array, cddm->dm.looptris.array_wip); cddm->dm.looptris.array_wip = NULL; } diff --git a/source/blender/blenkernel/intern/editderivedmesh.c b/source/blender/blenkernel/intern/editderivedmesh.c index 357420179dd..d810dac7365 100644 --- a/source/blender/blenkernel/intern/editderivedmesh.c +++ b/source/blender/blenkernel/intern/editderivedmesh.c @@ -664,7 +664,7 @@ static void emDM_recalcLoopTri(DerivedMesh *dm) } BLI_assert(dm->looptris.array == NULL); - atomic_cas_z((size_t *)&dm->looptris.array, *(size_t *)&dm->looptris.array, *(size_t *)&dm->looptris.array_wip); + atomic_cas_ptr((void **)&dm->looptris.array, dm->looptris.array, dm->looptris.array_wip); dm->looptris.array_wip = NULL; } diff --git a/source/blender/blenkernel/intern/subsurf_ccg.c b/source/blender/blenkernel/intern/subsurf_ccg.c index c580c04e0df..f4ff4dfa019 100644 --- a/source/blender/blenkernel/intern/subsurf_ccg.c +++ b/source/blender/blenkernel/intern/subsurf_ccg.c @@ -4507,7 +4507,7 @@ static void ccgDM_recalcLoopTri(DerivedMesh *dm) } BLI_assert(dm->looptris.array == NULL); - atomic_cas_z((size_t *)&dm->looptris.array, *(size_t *)&dm->looptris.array, *(size_t *)&dm->looptris.array_wip); + atomic_cas_ptr((void **)&dm->looptris.array, dm->looptris.array, dm->looptris.array_wip); dm->looptris.array_wip = NULL; } |