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mdbx: новый код обновления GC.

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Леонид Юрьев (Leonid Yuriev)
2025-04-26 00:15:41 +03:00
parent 011c3072da
commit 2b36fd5974
24 changed files with 1493 additions and 905 deletions
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9
src/pnl.h
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@@ -56,7 +56,7 @@ typedef const pgno_t *const_pnl_t;
#define MDBX_PNL_SIZEOF(pl) ((MDBX_PNL_GETSIZE(pl) + 1) * sizeof(pgno_t))
#define MDBX_PNL_IS_EMPTY(pl) (MDBX_PNL_GETSIZE(pl) == 0)
MDBX_MAYBE_UNUSED static inline size_t pnl_size2bytes(size_t size) {
MDBX_NOTHROW_PURE_FUNCTION MDBX_MAYBE_UNUSED static inline size_t pnl_size2bytes(size_t size) {
assert(size > 0 && size <= PAGELIST_LIMIT);
#if MDBX_PNL_PREALLOC_FOR_RADIXSORT
@@ -71,7 +71,7 @@ MDBX_MAYBE_UNUSED static inline size_t pnl_size2bytes(size_t size) {
return bytes;
}
MDBX_MAYBE_UNUSED static inline pgno_t pnl_bytes2size(const size_t bytes) {
MDBX_NOTHROW_PURE_FUNCTION MDBX_MAYBE_UNUSED static inline pgno_t pnl_bytes2size(const size_t bytes) {
size_t size = bytes / sizeof(pgno_t);
assert(size > 3 && size <= PAGELIST_LIMIT + /* alignment gap */ 65536);
size -= 3;
@@ -114,7 +114,7 @@ MDBX_INTERNAL int __must_check_result pnl_append_span(__restrict pnl_t *ppnl, pg
MDBX_INTERNAL int __must_check_result pnl_insert_span(__restrict pnl_t *ppnl, pgno_t pgno, size_t n);
MDBX_INTERNAL size_t pnl_search_nochk(const pnl_t pnl, pgno_t pgno);
MDBX_NOTHROW_PURE_FUNCTION MDBX_INTERNAL size_t pnl_search_nochk(const pnl_t pnl, pgno_t pgno);
MDBX_INTERNAL void pnl_sort_nochk(pnl_t pnl);
@@ -130,7 +130,8 @@ MDBX_MAYBE_UNUSED static inline void pnl_sort(pnl_t pnl, size_t limit4check) {
(void)limit4check;
}
MDBX_MAYBE_UNUSED static inline size_t pnl_search(const pnl_t pnl, pgno_t pgno, size_t limit) {
MDBX_NOTHROW_PURE_FUNCTION MDBX_MAYBE_UNUSED static inline size_t pnl_search(const pnl_t pnl, pgno_t pgno,
size_t limit) {
assert(pnl_check_allocated(pnl, limit));
if (MDBX_HAVE_CMOV) {
/* cmov-ускоренный бинарный поиск может читать (но не использовать) один