jemalloc/internal/arena_inlines_b.h

#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 extent_t *extent, 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_purge(tsdn, arena, false);
}

JEMALLOC_ALWAYS_INLINE void
arena_decay_tick(tsdn_t *tsdn, arena_t *arena)
{
	malloc_mutex_assert_not_owner(tsdn, &arena->lock);

	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)));
}

/* Return the size of the allocation pointed to by ptr. */
JEMALLOC_ALWAYS_INLINE size_t
arena_salloc(tsdn_t *tsdn, const extent_t *extent, const void *ptr)
{
	size_t ret;

	assert(ptr != NULL);

	if (likely(extent_slab_get(extent)))
		ret = index2size(extent_slab_data_get_const(extent)->binind);
	else
		ret = large_salloc(tsdn, extent);

	return (ret);
}

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);

	if (likely(extent_slab_get(extent))) {
		/* Small allocation. */
		if (likely(tcache != NULL)) {
			szind_t binind = extent_slab_data_get(extent)->binind;
			tcache_dalloc_small(tsdn_tsd(tsdn), tcache, ptr, binind,
			    slow_path);
		} else {
			arena_dalloc_small(tsdn, extent_arena_get(extent),
			    extent, ptr);
		}
	} else {
		size_t usize = extent_usize_get(extent);

		if (likely(tcache != NULL) && usize <= tcache_maxclass) {
			if (config_prof && unlikely(usize <= SMALL_MAXCLASS)) {
				arena_dalloc_promoted(tsdn, extent, ptr,
				    tcache, slow_path);
			} else {
				tcache_dalloc_large(tsdn_tsd(tsdn), tcache,
				    ptr, usize, 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);

	if (likely(extent_slab_get(extent))) {
		/* Small allocation. */
		if (likely(tcache != NULL)) {
			szind_t binind = size2index(size);
			assert(binind == extent_slab_data_get(extent)->binind);
			tcache_dalloc_small(tsdn_tsd(tsdn), tcache, ptr, binind,
			    slow_path);
		} else {
			arena_dalloc_small(tsdn, extent_arena_get(extent),
			    extent, ptr);
		}
	} else {
		if (likely(tcache != NULL) && size <= tcache_maxclass) {
			if (config_prof && unlikely(size <= SMALL_MAXCLASS)) {
				arena_dalloc_promoted(tsdn, extent, ptr,
				    tcache, slow_path);
			} else {
				tcache_dalloc_large(tsdn_tsd(tsdn), tcache, ptr,
				    size, slow_path);
			}
		} else
			large_dalloc(tsdn, extent);
	}
}

#endif /* (defined(JEMALLOC_ENABLE_INLINE) || defined(JEMALLOC_ARENA_C_)) */
#endif /* JEMALLOC_INTERNAL_ARENA_INLINES_B_H */