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Edata: Pull out comparison fields into a summary.

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For now, this is a no-op; eventually, it will allow some caching in the eset.
This commit is contained in:
David Goldblatt 2021-07-20 09:02:17 -07:00 committed by David Goldblatt
parent 0170dd198a
commit dc0a4b8b2f
1 changed files with 24 additions and 22 deletions
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46
include/jemalloc/internal/edata.h
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@ -79,6 +79,12 @@ struct edata_map_info_s {
szind_t szind;
};
typedef struct edata_cmp_summary_s edata_cmp_summary_t;
struct edata_cmp_summary_s {
uint64_t sn;
uintptr_t addr;
};
/* Extent (span of pages). Use accessor functions for e_* fields. */
typedef struct edata_s edata_t;
ph_structs(edata_avail, edata_t);
@ -610,14 +616,6 @@ edata_binit(edata_t *edata, void *addr, size_t bsize, uint64_t sn) {
edata_pai_set(edata, EXTENT_PAI_PAC);
}
static inline int
edata_sn_comp(const edata_t *a, const edata_t *b) {
uint64_t a_sn = edata_sn_get(a);
uint64_t b_sn = edata_sn_get(b);
return (a_sn > b_sn) - (a_sn < b_sn);
}
static inline int
edata_esn_comp(const edata_t *a, const edata_t *b) {
size_t a_esn = edata_esn_get(a);
@ -626,14 +624,6 @@ edata_esn_comp(const edata_t *a, const edata_t *b) {
return (a_esn > b_esn) - (a_esn < b_esn);
}
static inline int
edata_ad_comp(const edata_t *a, const edata_t *b) {
uintptr_t a_addr = (uintptr_t)edata_addr_get(a);
uintptr_t b_addr = (uintptr_t)edata_addr_get(b);
return (a_addr > b_addr) - (a_addr < b_addr);
}
static inline int
edata_ead_comp(const edata_t *a, const edata_t *b) {
uintptr_t a_eaddr = (uintptr_t)a;
@ -642,19 +632,31 @@ edata_ead_comp(const edata_t *a, const edata_t *b) {
return (a_eaddr > b_eaddr) - (a_eaddr < b_eaddr);
}
static inline int
edata_snad_comp(const edata_t *a, const edata_t *b) {
int ret;
static inline edata_cmp_summary_t
edata_cmp_summary_get(const edata_t *edata) {
return (edata_cmp_summary_t){edata_sn_get(edata),
(uintptr_t)edata_addr_get(edata)};
}
ret = edata_sn_comp(a, b);
static inline int
edata_cmp_summary_comp(edata_cmp_summary_t a, edata_cmp_summary_t b) {
int ret;
ret = (a.sn > b.sn) - (a.sn < b.sn);
if (ret != 0) {
return ret;
}
ret = edata_ad_comp(a, b);
ret = (a.addr > b.addr) - (a.addr < b.addr);
return ret;
}
static inline int
edata_snad_comp(const edata_t *a, const edata_t *b) {
edata_cmp_summary_t a_cmp = edata_cmp_summary_get(a);
edata_cmp_summary_t b_cmp = edata_cmp_summary_get(b);
return edata_cmp_summary_comp(a_cmp, b_cmp);
}
static inline int
edata_esnead_comp(const edata_t *a, const edata_t *b) {
int ret;