229 lines
6.6 KiB
C
229 lines
6.6 KiB
C
#ifndef JEMALLOC_INTERNAL_ARENA_INLINES_B_H
|
|
#define JEMALLOC_INTERNAL_ARENA_INLINES_B_H
|
|
|
|
#ifndef JEMALLOC_ENABLE_INLINE
|
|
szind_t arena_bin_index(arena_t *arena, arena_bin_t *bin);
|
|
prof_tctx_t *arena_prof_tctx_get(tsdn_t *tsdn, const extent_t *extent,
|
|
const void *ptr);
|
|
void arena_prof_tctx_set(tsdn_t *tsdn, extent_t *extent, const void *ptr,
|
|
size_t usize, prof_tctx_t *tctx);
|
|
void arena_prof_tctx_reset(tsdn_t *tsdn, extent_t *extent, const void *ptr,
|
|
prof_tctx_t *tctx);
|
|
void arena_decay_ticks(tsdn_t *tsdn, arena_t *arena, unsigned nticks);
|
|
void arena_decay_tick(tsdn_t *tsdn, arena_t *arena);
|
|
void *arena_malloc(tsdn_t *tsdn, arena_t *arena, size_t size, szind_t ind,
|
|
bool zero, tcache_t *tcache, bool slow_path);
|
|
arena_t *arena_aalloc(tsdn_t *tsdn, const void *ptr);
|
|
size_t arena_salloc(tsdn_t *tsdn, const void *ptr);
|
|
size_t arena_vsalloc(tsdn_t *tsdn, const void *ptr);
|
|
void arena_dalloc(tsdn_t *tsdn, extent_t *extent, void *ptr,
|
|
tcache_t *tcache, bool slow_path);
|
|
void arena_sdalloc(tsdn_t *tsdn, extent_t *extent, void *ptr, size_t size,
|
|
tcache_t *tcache, bool slow_path);
|
|
#endif
|
|
|
|
#if (defined(JEMALLOC_ENABLE_INLINE) || defined(JEMALLOC_ARENA_C_))
|
|
JEMALLOC_INLINE szind_t
|
|
arena_bin_index(arena_t *arena, arena_bin_t *bin) {
|
|
szind_t binind = (szind_t)(bin - arena->bins);
|
|
assert(binind < NBINS);
|
|
return binind;
|
|
}
|
|
|
|
JEMALLOC_INLINE prof_tctx_t *
|
|
arena_prof_tctx_get(tsdn_t *tsdn, const extent_t *extent, const void *ptr) {
|
|
cassert(config_prof);
|
|
assert(ptr != NULL);
|
|
|
|
if (unlikely(!extent_slab_get(extent))) {
|
|
return large_prof_tctx_get(tsdn, extent);
|
|
}
|
|
return (prof_tctx_t *)(uintptr_t)1U;
|
|
}
|
|
|
|
JEMALLOC_INLINE void
|
|
arena_prof_tctx_set(tsdn_t *tsdn, extent_t *extent, const void *ptr,
|
|
size_t usize, prof_tctx_t *tctx) {
|
|
cassert(config_prof);
|
|
assert(ptr != NULL);
|
|
|
|
if (unlikely(!extent_slab_get(extent))) {
|
|
large_prof_tctx_set(tsdn, extent, tctx);
|
|
}
|
|
}
|
|
|
|
JEMALLOC_INLINE void
|
|
arena_prof_tctx_reset(tsdn_t *tsdn, extent_t *extent, const void *ptr,
|
|
prof_tctx_t *tctx) {
|
|
cassert(config_prof);
|
|
assert(ptr != NULL);
|
|
assert(!extent_slab_get(extent));
|
|
|
|
large_prof_tctx_reset(tsdn, extent);
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE void
|
|
arena_decay_ticks(tsdn_t *tsdn, arena_t *arena, unsigned nticks) {
|
|
tsd_t *tsd;
|
|
ticker_t *decay_ticker;
|
|
|
|
if (unlikely(tsdn_null(tsdn))) {
|
|
return;
|
|
}
|
|
tsd = tsdn_tsd(tsdn);
|
|
decay_ticker = decay_ticker_get(tsd, arena_ind_get(arena));
|
|
if (unlikely(decay_ticker == NULL)) {
|
|
return;
|
|
}
|
|
if (unlikely(ticker_ticks(decay_ticker, nticks))) {
|
|
arena_decay(tsdn, arena, false);
|
|
}
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE void
|
|
arena_decay_tick(tsdn_t *tsdn, arena_t *arena) {
|
|
malloc_mutex_assert_not_owner(tsdn, &arena->decay_dirty.mtx);
|
|
malloc_mutex_assert_not_owner(tsdn, &arena->decay_muzzy.mtx);
|
|
|
|
arena_decay_ticks(tsdn, arena, 1);
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE void *
|
|
arena_malloc(tsdn_t *tsdn, arena_t *arena, size_t size, szind_t ind, bool zero,
|
|
tcache_t *tcache, bool slow_path) {
|
|
assert(!tsdn_null(tsdn) || tcache == NULL);
|
|
assert(size != 0);
|
|
|
|
if (likely(tcache != NULL)) {
|
|
if (likely(size <= SMALL_MAXCLASS)) {
|
|
return tcache_alloc_small(tsdn_tsd(tsdn), arena,
|
|
tcache, size, ind, zero, slow_path);
|
|
}
|
|
if (likely(size <= tcache_maxclass)) {
|
|
return tcache_alloc_large(tsdn_tsd(tsdn), arena,
|
|
tcache, size, ind, zero, slow_path);
|
|
}
|
|
/* (size > tcache_maxclass) case falls through. */
|
|
assert(size > tcache_maxclass);
|
|
}
|
|
|
|
return arena_malloc_hard(tsdn, arena, size, ind, zero);
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE arena_t *
|
|
arena_aalloc(tsdn_t *tsdn, const void *ptr) {
|
|
return extent_arena_get(iealloc(tsdn, ptr));
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE size_t
|
|
arena_salloc(tsdn_t *tsdn, const void *ptr) {
|
|
assert(ptr != NULL);
|
|
|
|
rtree_ctx_t rtree_ctx_fallback;
|
|
rtree_ctx_t *rtree_ctx = tsdn_rtree_ctx(tsdn, &rtree_ctx_fallback);
|
|
|
|
szind_t szind = rtree_szind_read(tsdn, &extents_rtree, rtree_ctx,
|
|
(uintptr_t)ptr, true);
|
|
assert(szind != NSIZES);
|
|
|
|
return index2size(szind);
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE size_t
|
|
arena_vsalloc(tsdn_t *tsdn, const void *ptr) {
|
|
/*
|
|
* Return 0 if ptr is not within an extent managed by jemalloc. This
|
|
* function has two extra costs relative to isalloc():
|
|
* - The rtree calls cannot claim to be dependent lookups, which induces
|
|
* rtree lookup load dependencies.
|
|
* - The lookup may fail, so there is an extra branch to check for
|
|
* failure.
|
|
*/
|
|
|
|
rtree_ctx_t rtree_ctx_fallback;
|
|
rtree_ctx_t *rtree_ctx = tsdn_rtree_ctx(tsdn, &rtree_ctx_fallback);
|
|
|
|
extent_t *extent;
|
|
szind_t szind;
|
|
if (rtree_extent_szind_read(tsdn, &extents_rtree, rtree_ctx,
|
|
(uintptr_t)ptr, false, &extent, &szind)) {
|
|
return 0;
|
|
}
|
|
|
|
if (extent == NULL) {
|
|
return 0;
|
|
}
|
|
assert(extent_state_get(extent) == extent_state_active);
|
|
/* Only slab members should be looked up via interior pointers. */
|
|
assert(extent_addr_get(extent) == ptr || extent_slab_get(extent));
|
|
|
|
assert(szind != NSIZES);
|
|
|
|
return index2size(szind);
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE void
|
|
arena_dalloc(tsdn_t *tsdn, extent_t *extent, void *ptr, tcache_t *tcache,
|
|
bool slow_path) {
|
|
assert(!tsdn_null(tsdn) || tcache == NULL);
|
|
assert(ptr != NULL);
|
|
|
|
szind_t szind = extent_szind_get(extent);
|
|
if (likely(extent_slab_get(extent))) {
|
|
/* Small allocation. */
|
|
if (likely(tcache != NULL)) {
|
|
tcache_dalloc_small(tsdn_tsd(tsdn), tcache, ptr, szind,
|
|
slow_path);
|
|
} else {
|
|
arena_dalloc_small(tsdn, extent_arena_get(extent),
|
|
extent, ptr);
|
|
}
|
|
} else {
|
|
if (likely(tcache != NULL) && szind < nhbins) {
|
|
if (config_prof && unlikely(szind < NBINS)) {
|
|
arena_dalloc_promoted(tsdn, extent, ptr,
|
|
tcache, slow_path);
|
|
} else {
|
|
tcache_dalloc_large(tsdn_tsd(tsdn), tcache,
|
|
ptr, szind, slow_path);
|
|
}
|
|
} else {
|
|
large_dalloc(tsdn, extent);
|
|
}
|
|
}
|
|
}
|
|
|
|
JEMALLOC_ALWAYS_INLINE void
|
|
arena_sdalloc(tsdn_t *tsdn, extent_t *extent, void *ptr, size_t size,
|
|
tcache_t *tcache, bool slow_path) {
|
|
assert(!tsdn_null(tsdn) || tcache == NULL);
|
|
assert(ptr != NULL);
|
|
|
|
szind_t szind = size2index(size);
|
|
if (likely(extent_slab_get(extent))) {
|
|
/* Small allocation. */
|
|
if (likely(tcache != NULL)) {
|
|
tcache_dalloc_small(tsdn_tsd(tsdn), tcache, ptr, szind,
|
|
slow_path);
|
|
} else {
|
|
arena_dalloc_small(tsdn, extent_arena_get(extent),
|
|
extent, ptr);
|
|
}
|
|
} else {
|
|
if (likely(tcache != NULL) && szind < nhbins) {
|
|
if (config_prof && unlikely(szind < NBINS)) {
|
|
arena_dalloc_promoted(tsdn, extent, ptr,
|
|
tcache, slow_path);
|
|
} else {
|
|
tcache_dalloc_large(tsdn_tsd(tsdn), tcache, ptr,
|
|
szind, slow_path);
|
|
}
|
|
} else {
|
|
large_dalloc(tsdn, extent);
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif /* (defined(JEMALLOC_ENABLE_INLINE) || defined(JEMALLOC_ARENA_C_)) */
|
|
#endif /* JEMALLOC_INTERNAL_ARENA_INLINES_B_H */
|