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authorAndy Polyakov <appro@openssl.org>2014-02-02 00:09:17 +0100
committerAndy Polyakov <appro@openssl.org>2014-02-02 00:10:41 +0100
commit0693dd954e1d1cd811782f0cb429cb9ca46ecddd (patch)
treec8346fe10a2200085ea67a9b837b140f8da919b2 /crypto/modes
parent9071b36d9a6fdb855304653e3a857c035eb05760 (diff)
modes/asm/ghash-s390x.pl: +15% performance improvement on z10.
(cherry picked from commit d162584b1154153d997fed18a9df2e60771fe06c)
Diffstat (limited to 'crypto/modes')
-rw-r--r--crypto/modes/asm/ghash-s390x.pl6
1 files changed, 3 insertions, 3 deletions
diff --git a/crypto/modes/asm/ghash-s390x.pl b/crypto/modes/asm/ghash-s390x.pl
index 6a40d5d89c..39096b423a 100644
--- a/crypto/modes/asm/ghash-s390x.pl
+++ b/crypto/modes/asm/ghash-s390x.pl
@@ -186,13 +186,13 @@ $code.=<<___;
sllg $rem1,$Zlo,3
xgr $Zlo,$tmp
ngr $rem1,$x78
+ sllg $tmp,$Zhi,60
j .Lghash_inner
.align 16
.Lghash_inner:
srlg $Zlo,$Zlo,4
- sllg $tmp,$Zhi,60
- xg $Zlo,8($nlo,$Htbl)
srlg $Zhi,$Zhi,4
+ xg $Zlo,8($nlo,$Htbl)
llgc $xi,0($cnt,$Xi)
xg $Zhi,0($nlo,$Htbl)
sllg $nlo,$xi,4
@@ -213,9 +213,9 @@ $code.=<<___;
sllg $rem1,$Zlo,3
xgr $Zlo,$tmp
ngr $rem1,$x78
+ sllg $tmp,$Zhi,60
brct $cnt,.Lghash_inner
- sllg $tmp,$Zhi,60
srlg $Zlo,$Zlo,4
srlg $Zhi,$Zhi,4
xg $Zlo,8($nlo,$Htbl)