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Make non-essential inline rtree functions static functions.

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This commit is contained in:
Jason Evans 2017-02-03 19:44:33 -08:00
parent c511a44e99
commit cdc240d501
4 changed files with 85 additions and 119 deletions
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8
include/jemalloc/internal/private_symbols.txt
View File

@ -415,9 +415,6 @@ prof_thread_name_get
prof_thread_name_set
psz2ind
psz2u
rtree_child_read
rtree_child_read_hard
rtree_child_tryread
rtree_clear
rtree_delete
rtree_elm_acquire
@ -435,13 +432,8 @@ rtree_leafkey
rtree_new
rtree_node_alloc
rtree_node_dalloc
rtree_node_valid
rtree_read
rtree_start_level
rtree_subkey
rtree_subtree_read
rtree_subtree_read_hard
rtree_subtree_tryread
rtree_write
s2u
s2u_compute

4
include/jemalloc/internal/rtree_externs.h
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@ -9,10 +9,6 @@ typedef void (rtree_node_dalloc_t)(tsdn_t *, rtree_t *, rtree_elm_t *);
extern rtree_node_dalloc_t *rtree_node_dalloc;
void rtree_delete(tsdn_t *tsdn, rtree_t *rtree);
#endif
rtree_elm_t *rtree_subtree_read_hard(tsdn_t *tsdn, rtree_t *rtree,
unsigned level);
rtree_elm_t *rtree_child_read_hard(tsdn_t *tsdn, rtree_t *rtree,
rtree_elm_t *elm, unsigned level);
rtree_elm_t *rtree_elm_lookup_hard(tsdn_t *tsdn, rtree_t *rtree,
rtree_ctx_t *rtree_ctx, uintptr_t key, bool dependent, bool init_missing);
void rtree_elm_witness_acquire(tsdn_t *tsdn, const rtree_t *rtree,

87
include/jemalloc/internal/rtree_inlines.h
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@ -2,27 +2,16 @@
#define JEMALLOC_INTERNAL_RTREE_INLINES_H
#ifndef JEMALLOC_ENABLE_INLINE
unsigned rtree_start_level(const rtree_t *rtree, uintptr_t key);
uintptr_t rtree_leafkey(rtree_t *rtree, uintptr_t key);
uintptr_t rtree_subkey(rtree_t *rtree, uintptr_t key, unsigned level);
bool rtree_node_valid(rtree_elm_t *node);
rtree_elm_t *rtree_child_tryread(rtree_elm_t *elm, bool dependent);
rtree_elm_t *rtree_child_read(tsdn_t *tsdn, rtree_t *rtree, rtree_elm_t *elm,
unsigned level, bool dependent);
extent_t *rtree_elm_read(rtree_elm_t *elm, bool dependent);
void rtree_elm_write(rtree_elm_t *elm, const extent_t *extent);
rtree_elm_t *rtree_subtree_tryread(rtree_t *rtree, unsigned level,
bool dependent);
rtree_elm_t *rtree_subtree_read(tsdn_t *tsdn, rtree_t *rtree,
unsigned level, bool dependent);
rtree_elm_t *rtree_elm_lookup(tsdn_t *tsdn, rtree_t *rtree,
rtree_ctx_t *rtree_ctx, uintptr_t key, bool dependent, bool init_missing);
bool rtree_write(tsdn_t *tsdn, rtree_t *rtree, rtree_ctx_t *rtree_ctx,
uintptr_t key, const extent_t *extent);
extent_t *rtree_read(tsdn_t *tsdn, rtree_t *rtree,
rtree_ctx_t *rtree_ctx, uintptr_t key, bool dependent);
extent_t *rtree_read(tsdn_t *tsdn, rtree_t *rtree, rtree_ctx_t *rtree_ctx,
uintptr_t key, bool dependent);
rtree_elm_t *rtree_elm_acquire(tsdn_t *tsdn, rtree_t *rtree,
rtree_ctx_t *rtree_ctx, uintptr_t key, bool dependent, bool init_missing);
extent_t *rtree_elm_read_acquired(tsdn_t *tsdn, const rtree_t *rtree,
@ -35,20 +24,6 @@ void rtree_clear(tsdn_t *tsdn, rtree_t *rtree, rtree_ctx_t *rtree_ctx,
#endif
#if (defined(JEMALLOC_ENABLE_INLINE) || defined(JEMALLOC_RTREE_C_))
JEMALLOC_ALWAYS_INLINE unsigned
rtree_start_level(const rtree_t *rtree, uintptr_t key) {
unsigned start_level;
if (unlikely(key == 0)) {
return rtree->height - 1;
}
start_level = rtree->start_level[(lg_floor(key) + 1) >>
LG_RTREE_BITS_PER_LEVEL];
assert(start_level < rtree->height);
return start_level;
}
JEMALLOC_ALWAYS_INLINE uintptr_t
rtree_leafkey(rtree_t *rtree, uintptr_t key) {
unsigned ptrbits = ZU(1) << (LG_SIZEOF_PTR+3);
@ -69,37 +44,6 @@ rtree_subkey(rtree_t *rtree, uintptr_t key, unsigned level) {
return ((key >> shiftbits) & mask);
}
JEMALLOC_ALWAYS_INLINE bool
rtree_node_valid(rtree_elm_t *node) {
return ((uintptr_t)node != (uintptr_t)0);
}
JEMALLOC_ALWAYS_INLINE rtree_elm_t *
rtree_child_tryread(rtree_elm_t *elm, bool dependent) {
rtree_elm_t *child;
/* Double-checked read (first read may be stale). */
child = elm->child;
if (!dependent && !rtree_node_valid(child)) {
child = (rtree_elm_t *)atomic_read_p(&elm->pun);
}
assert(!dependent || child != NULL);
return child;
}
JEMALLOC_ALWAYS_INLINE rtree_elm_t *
rtree_child_read(tsdn_t *tsdn, rtree_t *rtree, rtree_elm_t *elm, unsigned level,
bool dependent) {
rtree_elm_t *child;
child = rtree_child_tryread(elm, dependent);
if (!dependent && unlikely(!rtree_node_valid(child))) {
child = rtree_child_read_hard(tsdn, rtree, elm, level);
}
assert(!dependent || child != NULL);
return child;
}
JEMALLOC_ALWAYS_INLINE extent_t *
rtree_elm_read(rtree_elm_t *elm, bool dependent) {
extent_t *extent;
@ -132,33 +76,6 @@ rtree_elm_write(rtree_elm_t *elm, const extent_t *extent) {
atomic_write_p(&elm->pun, extent);
}
JEMALLOC_ALWAYS_INLINE rtree_elm_t *
rtree_subtree_tryread(rtree_t *rtree, unsigned level, bool dependent) {
rtree_elm_t *subtree;
/* Double-checked read (first read may be stale). */
subtree = rtree->levels[level].subtree;
if (!dependent && unlikely(!rtree_node_valid(subtree))) {
subtree = (rtree_elm_t *)atomic_read_p(
&rtree->levels[level].subtree_pun);
}
assert(!dependent || subtree != NULL);
return subtree;
}
JEMALLOC_ALWAYS_INLINE rtree_elm_t *
rtree_subtree_read(tsdn_t *tsdn, rtree_t *rtree, unsigned level,
bool dependent) {
rtree_elm_t *subtree;
subtree = rtree_subtree_tryread(rtree, level, dependent);
if (!dependent && unlikely(!rtree_node_valid(subtree))) {
subtree = rtree_subtree_read_hard(tsdn, rtree, level);
}
assert(!dependent || subtree != NULL);
return subtree;
}
JEMALLOC_ALWAYS_INLINE rtree_elm_t *
rtree_elm_lookup(tsdn_t *tsdn, rtree_t *rtree, rtree_ctx_t *rtree_ctx,
uintptr_t key, bool dependent, bool init_missing) {

77
src/rtree.c
View File

@ -146,16 +146,77 @@ rtree_node_init(tsdn_t *tsdn, rtree_t *rtree, unsigned level,
return node;
}
rtree_elm_t *
rtree_subtree_read_hard(tsdn_t *tsdn, rtree_t *rtree, unsigned level) {
return rtree_node_init(tsdn, rtree, level,
&rtree->levels[level].subtree);
static unsigned
rtree_start_level(const rtree_t *rtree, uintptr_t key) {
unsigned start_level;
if (unlikely(key == 0)) {
return rtree->height - 1;
}
rtree_elm_t *
rtree_child_read_hard(tsdn_t *tsdn, rtree_t *rtree, rtree_elm_t *elm,
unsigned level) {
return rtree_node_init(tsdn, rtree, level+1, &elm->child);
start_level = rtree->start_level[(lg_floor(key) + 1) >>
LG_RTREE_BITS_PER_LEVEL];
assert(start_level < rtree->height);
return start_level;
}
static bool
rtree_node_valid(rtree_elm_t *node) {
return ((uintptr_t)node != (uintptr_t)0);
}
static rtree_elm_t *
rtree_child_tryread(rtree_elm_t *elm, bool dependent) {
rtree_elm_t *child;
/* Double-checked read (first read may be stale). */
child = elm->child;
if (!dependent && !rtree_node_valid(child)) {
child = (rtree_elm_t *)atomic_read_p(&elm->pun);
}
assert(!dependent || child != NULL);
return child;
}
static rtree_elm_t *
rtree_child_read(tsdn_t *tsdn, rtree_t *rtree, rtree_elm_t *elm, unsigned level,
bool dependent) {
rtree_elm_t *child;
child = rtree_child_tryread(elm, dependent);
if (!dependent && unlikely(!rtree_node_valid(child))) {
child = rtree_node_init(tsdn, rtree, level+1, &elm->child);
}
assert(!dependent || child != NULL);
return child;
}
static rtree_elm_t *
rtree_subtree_tryread(rtree_t *rtree, unsigned level, bool dependent) {
rtree_elm_t *subtree;
/* Double-checked read (first read may be stale). */
subtree = rtree->levels[level].subtree;
if (!dependent && unlikely(!rtree_node_valid(subtree))) {
subtree = (rtree_elm_t *)atomic_read_p(
&rtree->levels[level].subtree_pun);
}
assert(!dependent || subtree != NULL);
return subtree;
}
static rtree_elm_t *
rtree_subtree_read(tsdn_t *tsdn, rtree_t *rtree, unsigned level,
bool dependent) {
rtree_elm_t *subtree;
subtree = rtree_subtree_tryread(rtree, level, dependent);
if (!dependent && unlikely(!rtree_node_valid(subtree))) {
subtree = rtree_node_init(tsdn, rtree, level,
&rtree->levels[level].subtree);
}
assert(!dependent || subtree != NULL);
return subtree;
}
rtree_elm_t *