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(parent: 03a0fb0) | patch
Preallocate hash tables when the number of inserts are known in advance
authorNguyễn Thái Ngọc Duy <pclouds@gmail.com>
Sun, 17 Mar 2013 03:28:06 +0000 (10:28 +0700)
committerJunio C Hamano <gitster@pobox.com>
Sun, 17 Mar 2013 05:57:29 +0000 (22:57 -0700)
commitc73592812d36ccc7eccfd0489177970d246fa522
tree1e92b0c8fb8cb4bf5bbb10f38cf695785457b2e7tree | snapshot
parent03a0fb0ccf48c831060c2243f830b6a12cd8fdf3commit | diff
Preallocate hash tables when the number of inserts are known in advance

This avoids unnecessary re-allocations and reinsertions. On webkit.git
(i.e. about 182k inserts to the name hash table), this reduces about
100ms out of 3s user time.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diffcore-rename.c diff | blob | blame | history
hash.h diff | blob | blame | history
name-hash.c diff | blob | blame | history
Unnamed repository; edit this file 'description' to name the repository.