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modes/asm/ghash-s390x.pl: +15% performance improvement on z10.

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This commit is contained in:
Andy Polyakov 2014-02-02 00:09:17 +01:00
parent d8ba0dc977
commit d162584b11
1 changed files with 3 additions and 3 deletions
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6
crypto/modes/asm/ghash-s390x.pl
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@ -186,13 +186,13 @@ $code.=<<___;
sllg $rem1,$Zlo,3 sllg $rem1,$Zlo,3
xgr $Zlo,$tmp xgr $Zlo,$tmp
ngr $rem1,$x78 ngr $rem1,$x78
sllg $tmp,$Zhi,60
j .Lghash_inner j .Lghash_inner
.align 16 .align 16
.Lghash_inner: .Lghash_inner:
srlg $Zlo,$Zlo,4 srlg $Zlo,$Zlo,4
sllg $tmp,$Zhi,60
xg $Zlo,8($nlo,$Htbl)
srlg $Zhi,$Zhi,4 srlg $Zhi,$Zhi,4
xg $Zlo,8($nlo,$Htbl)
llgc $xi,0($cnt,$Xi) llgc $xi,0($cnt,$Xi)
xg $Zhi,0($nlo,$Htbl) xg $Zhi,0($nlo,$Htbl)
sllg $nlo,$xi,4 sllg $nlo,$xi,4
@ -213,9 +213,9 @@ $code.=<<___;
sllg $rem1,$Zlo,3 sllg $rem1,$Zlo,3
xgr $Zlo,$tmp xgr $Zlo,$tmp
ngr $rem1,$x78 ngr $rem1,$x78
sllg $tmp,$Zhi,60
brct $cnt,.Lghash_inner brct $cnt,.Lghash_inner
sllg $tmp,$Zhi,60
srlg $Zlo,$Zlo,4 srlg $Zlo,$Zlo,4
srlg $Zhi,$Zhi,4 srlg $Zhi,$Zhi,4
xg $Zlo,8($nlo,$Htbl) xg $Zlo,8($nlo,$Htbl)