diff options
| author | Warner Losh <imp@FreeBSD.org> | 2025-02-05 23:20:13 +0000 |
|---|---|---|
| committer | Warner Losh <imp@FreeBSD.org> | 2025-02-05 23:20:13 +0000 |
| commit | 48ec896efb0b78141df004eaa21288b84590c9da (patch) | |
| tree | 33799792fd95c266d472ab1ae51d50ab4f942eb3 /include/jemalloc/internal/atomic.h | |
| parent | d28d7fbede216494aa3942af042cc084fcd6098a (diff) | |
jemalloc: Import 5.3.0 54eaed1d8b56b1aa528be3bdd1877e59c56fa90cvendor/jemalloc/5.3.0vendor/jemalloc
Import jemalloc 5.3.0.
This import changes how manage the jemalloc vendor branch (which was
just started anyway). Starting with 5.3.0, we import a clean tree from
the upstream github, removing all the old files that are no longer
upstream, or that we've kept around for some reason. We do this because
we merge from this raw version of jemalloc into the FreeBSD
contrib/jemalloc, then we run autogen stuff, generate all the generated
.h files with gmake, then finally remove much of the generated files in
contrib/jemalloc using an update script.
Sponsored by: Netflix
Diffstat (limited to 'include/jemalloc/internal/atomic.h')
| -rw-r--r-- | include/jemalloc/internal/atomic.h | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/include/jemalloc/internal/atomic.h b/include/jemalloc/internal/atomic.h index a76f54cee3f4..c0f73122accd 100644 --- a/include/jemalloc/internal/atomic.h +++ b/include/jemalloc/internal/atomic.h @@ -52,6 +52,27 @@ #define ATOMIC_SEQ_CST atomic_memory_order_seq_cst /* + * Another convenience -- simple atomic helper functions. + */ +#define JEMALLOC_GENERATE_EXPANDED_INT_ATOMICS(type, short_type, \ + lg_size) \ + JEMALLOC_GENERATE_INT_ATOMICS(type, short_type, lg_size) \ + ATOMIC_INLINE void \ + atomic_load_add_store_##short_type(atomic_##short_type##_t *a, \ + type inc) { \ + type oldval = atomic_load_##short_type(a, ATOMIC_RELAXED); \ + type newval = oldval + inc; \ + atomic_store_##short_type(a, newval, ATOMIC_RELAXED); \ + } \ + ATOMIC_INLINE void \ + atomic_load_sub_store_##short_type(atomic_##short_type##_t *a, \ + type inc) { \ + type oldval = atomic_load_##short_type(a, ATOMIC_RELAXED); \ + type newval = oldval - inc; \ + atomic_store_##short_type(a, newval, ATOMIC_RELAXED); \ + } + +/* * Not all platforms have 64-bit atomics. If we do, this #define exposes that * fact. */ @@ -67,18 +88,18 @@ JEMALLOC_GENERATE_ATOMICS(void *, p, LG_SIZEOF_PTR) */ JEMALLOC_GENERATE_ATOMICS(bool, b, 0) -JEMALLOC_GENERATE_INT_ATOMICS(unsigned, u, LG_SIZEOF_INT) +JEMALLOC_GENERATE_EXPANDED_INT_ATOMICS(unsigned, u, LG_SIZEOF_INT) -JEMALLOC_GENERATE_INT_ATOMICS(size_t, zu, LG_SIZEOF_PTR) +JEMALLOC_GENERATE_EXPANDED_INT_ATOMICS(size_t, zu, LG_SIZEOF_PTR) -JEMALLOC_GENERATE_INT_ATOMICS(ssize_t, zd, LG_SIZEOF_PTR) +JEMALLOC_GENERATE_EXPANDED_INT_ATOMICS(ssize_t, zd, LG_SIZEOF_PTR) -JEMALLOC_GENERATE_INT_ATOMICS(uint8_t, u8, 0) +JEMALLOC_GENERATE_EXPANDED_INT_ATOMICS(uint8_t, u8, 0) -JEMALLOC_GENERATE_INT_ATOMICS(uint32_t, u32, 2) +JEMALLOC_GENERATE_EXPANDED_INT_ATOMICS(uint32_t, u32, 2) #ifdef JEMALLOC_ATOMIC_U64 -JEMALLOC_GENERATE_INT_ATOMICS(uint64_t, u64, 3) +JEMALLOC_GENERATE_EXPANDED_INT_ATOMICS(uint64_t, u64, 3) #endif #undef ATOMIC_INLINE |