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authorLeonhard Holz <leonhard.holz@web.de>2014-11-24 17:18:51 +0530
committerSiddhesh Poyarekar <siddhesh@redhat.com>2014-11-24 17:18:51 +0530
commit5d178c37a09748f720af1f0d1279ca513326f952 (patch)
tree0f8176b444e8694256e0cfb93a1c74bbe9bbe52a /ChangeLog
parent7a9ebfa159f392fcf1c3aa172fc5bd6bd1eeea63 (diff)
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Speed up strcoll by inlining
This patch improves the performance of strcoll_l by inlining the two
helper functions get_next_seq and do_compare.

measurement     old             new             diff
glibc files     202,393,000     138,597,000     -31.52%
vi_VN.UTF-8     2,772,150       2,055,920       -25.84%
en_US.UTF-8     2,741,380       1,952,770       -28.77%
ar_SA.UTF-8     3,062,180       2,484,940       -18.85%
zh_CN.UTF-8     917,198         875,756         -4.52%
cs_CZ.UTF-8     3,455,670       2,465,530       -28.65%
en_GB.UTF-8     3,334,790       2,420,540       -27.42%
da_DK.UTF-8     2,805,660       2,023,430       -27.88%
pl_PL.UTF-8     2,640,710       2,014,960       -23.70%
fr_FR.UTF-8     3,504,700       2,642,280       -24.61%
pt_PT.UTF-8     3,542,390       2,599,250       -26.62%
el_GR.UTF-8     4,529,580       3,881,700       -14.30%
ru_RU.UTF-8     3,527,070       2,806,480       -20.43%
iw_IL.UTF-8     3,047,060       2,530,360       -16.96%
es_ES.UTF-8     3,089,990       2,376,410       -23.09%
hi_IN.UTF-8     222,487,000     223,397,000     0.41%
sv_SE.UTF-8     2,724,630       2,019,420       -25.88%
hu_HU.UTF-8     4,446,990       3,658,830       -17.72%
tr_TR.UTF-8     2,966,180       2,200,790       -25.80%
is_IS.UTF-8     2,559,480       2,012,190       -21.38%
it_IT.UTF-8     3,301,190       2,527,230       -23.44%
sr_RS.UTF-8     2,973,150       2,322,010       -21.90%
ja_JP.UTF-8     985,042         1,044,980       6.08%
Diffstat (limited to 'ChangeLog')
-rw-r--r--ChangeLog5
1 files changed, 5 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index bf7998bdf6..058c5a4c89 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-24  Leonhard Holz  <leonhard.holz@web.de>
+
+	* string/strcoll_l.c (get_next_seq): __always_inline.
+	* string/strcoll_l.c (do_compare): __always_inline.
+
 2014-11-24  Siddhesh Poyarekar  <siddhesh@redhat.com>
 
 	* include/bits/stdlib-float.h: Use IS_IN only if _ISOMAC is