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arm: csumpartial: do a preload
author
Grazvydas Ignotas
<notasas@gmail.com>
Sat, 4 Jul 2015 21:43:17 +0000
(
00:43
+0300)
committer
Grazvydas Ignotas
<notasas@gmail.com>
Sun, 5 Jul 2015 20:33:35 +0000
(23:33 +0300)
seems to give slight performance improvement
arch/arm/lib/csumpartial.S
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diff --git
a/arch/arm/lib/csumpartial.S
b/arch/arm/lib/csumpartial.S
index
31d3cb3
..
ba9e754
100644
(file)
--- a/
arch/arm/lib/csumpartial.S
+++ b/
arch/arm/lib/csumpartial.S
@@
-125,6
+125,7
@@
ENTRY(csum_partial)
adcs sum, sum, td1
adcs sum, sum, td2
adcs sum, sum, td3
+ PLD( pld [buf, #128] )
sub ip, ip, #32
teq ip, #0
bne 2b