aes-x86_64.pl: Atom-specific optimizations, +10%.
vpaes-x86_64.pl: minor performance squeeze.
This commit is contained in:
Andy Polyakov
parent
89f1eb8213
commit
98dc178494
2 changed files with 175 additions and 178 deletions
|
|
@ -19,9 +19,10 @@
|
|||
# Performance in number of cycles per processed byte for 128-bit key:
|
||||
#
|
||||
# ECB encrypt ECB decrypt CBC large chunk
|
||||
# AMD64 33 41 13.0
|
||||
# EM64T 38 59 18.6(*)
|
||||
# Core 2 30 43 14.5(*)
|
||||
# AMD64 33 43 13.0
|
||||
# EM64T 38 56 18.6(*)
|
||||
# Core 2 30 42 14.5(*)
|
||||
# Atom 65 86 32.1(*)
|
||||
#
|
||||
# (*) with hyper-threading off
|
||||
|
||||
|
|
@ -365,68 +366,66 @@ $code.=<<___;
|
|||
movzb `&lo("$s0")`,$t0
|
||||
movzb `&lo("$s1")`,$t1
|
||||
movzb `&lo("$s2")`,$t2
|
||||
movzb ($sbox,$t0,1),$t0
|
||||
movzb ($sbox,$t1,1),$t1
|
||||
movzb ($sbox,$t2,1),$t2
|
||||
|
||||
movzb `&lo("$s3")`,$t3
|
||||
movzb `&hi("$s1")`,$acc0
|
||||
movzb `&hi("$s2")`,$acc1
|
||||
movzb ($sbox,$t3,1),$t3
|
||||
movzb ($sbox,$acc0,1),$t4 #$t0
|
||||
movzb ($sbox,$acc1,1),$t5 #$t1
|
||||
|
||||
movzb `&hi("$s3")`,$acc2
|
||||
movzb `&hi("$s0")`,$acc0
|
||||
shr \$16,$s2
|
||||
movzb `&hi("$s3")`,$acc2
|
||||
movzb ($sbox,$t0,1),$t0
|
||||
movzb ($sbox,$t1,1),$t1
|
||||
movzb ($sbox,$t2,1),$t2
|
||||
movzb ($sbox,$t3,1),$t3
|
||||
|
||||
movzb ($sbox,$acc0,1),$t4 #$t0
|
||||
movzb `&hi("$s0")`,$acc0
|
||||
movzb ($sbox,$acc1,1),$t5 #$t1
|
||||
movzb `&lo("$s2")`,$acc1
|
||||
movzb ($sbox,$acc2,1),$acc2 #$t2
|
||||
movzb ($sbox,$acc0,1),$acc0 #$t3
|
||||
shr \$16,$s3
|
||||
|
||||
movzb `&lo("$s2")`,$acc1
|
||||
shl \$8,$t4
|
||||
shr \$16,$s3
|
||||
shl \$8,$t5
|
||||
movzb ($sbox,$acc1,1),$acc1 #$t0
|
||||
xor $t4,$t0
|
||||
xor $t5,$t1
|
||||
|
||||
movzb `&lo("$s3")`,$t4
|
||||
shr \$16,$s0
|
||||
movzb `&lo("$s3")`,$t4
|
||||
shr \$16,$s1
|
||||
movzb `&lo("$s0")`,$t5
|
||||
xor $t5,$t1
|
||||
shl \$8,$acc2
|
||||
shl \$8,$acc0
|
||||
movzb ($sbox,$t4,1),$t4 #$t1
|
||||
movzb ($sbox,$t5,1),$t5 #$t2
|
||||
movzb `&lo("$s0")`,$t5
|
||||
movzb ($sbox,$acc1,1),$acc1 #$t0
|
||||
xor $acc2,$t2
|
||||
xor $acc0,$t3
|
||||
|
||||
shl \$8,$acc0
|
||||
movzb `&lo("$s1")`,$acc2
|
||||
movzb `&hi("$s3")`,$acc0
|
||||
shl \$16,$acc1
|
||||
movzb ($sbox,$acc2,1),$acc2 #$t3
|
||||
movzb ($sbox,$acc0,1),$acc0 #$t0
|
||||
xor $acc0,$t3
|
||||
movzb ($sbox,$t4,1),$t4 #$t1
|
||||
movzb `&hi("$s3")`,$acc0
|
||||
movzb ($sbox,$t5,1),$t5 #$t2
|
||||
xor $acc1,$t0
|
||||
|
||||
movzb `&hi("$s0")`,$acc1
|
||||
shr \$8,$s2
|
||||
movzb `&hi("$s0")`,$acc1
|
||||
shl \$16,$t4
|
||||
shr \$8,$s1
|
||||
shl \$16,$t5
|
||||
xor $t4,$t1
|
||||
movzb ($sbox,$acc2,1),$acc2 #$t3
|
||||
movzb ($sbox,$acc0,1),$acc0 #$t0
|
||||
movzb ($sbox,$acc1,1),$acc1 #$t1
|
||||
movzb ($sbox,$s2,1),$s3 #$t3
|
||||
movzb ($sbox,$s1,1),$s2 #$t2
|
||||
shl \$16,$t4
|
||||
shl \$16,$t5
|
||||
shl \$16,$acc2
|
||||
xor $t4,$t1
|
||||
xor $t5,$t2
|
||||
xor $acc2,$t3
|
||||
|
||||
shl \$16,$acc2
|
||||
xor $t5,$t2
|
||||
shl \$24,$acc0
|
||||
xor $acc2,$t3
|
||||
shl \$24,$acc1
|
||||
shl \$24,$s3
|
||||
xor $acc0,$t0
|
||||
shl \$24,$s2
|
||||
shl \$24,$s3
|
||||
xor $acc1,$t1
|
||||
shl \$24,$s2
|
||||
mov $t0,$s0
|
||||
mov $t1,$s1
|
||||
xor $t2,$s2
|
||||
|
|
@ -465,12 +464,12 @@ sub enctransform()
|
|||
{ my ($t3,$r20,$r21)=($acc2,"%r8d","%r9d");
|
||||
|
||||
$code.=<<___;
|
||||
mov $s0,$acc0
|
||||
mov $s1,$acc1
|
||||
and \$0x80808080,$acc0
|
||||
and \$0x80808080,$acc1
|
||||
mov $acc0,$t0
|
||||
mov $acc1,$t1
|
||||
mov \$0x80808080,$t0
|
||||
mov \$0x80808080,$t1
|
||||
and $s0,$t0
|
||||
and $s1,$t1
|
||||
mov $t0,$acc0
|
||||
mov $t1,$acc1
|
||||
shr \$7,$t0
|
||||
lea ($s0,$s0),$r20
|
||||
shr \$7,$t1
|
||||
|
|
@ -488,25 +487,25 @@ $code.=<<___;
|
|||
|
||||
xor $r20,$s0
|
||||
xor $r21,$s1
|
||||
mov $s2,$acc0
|
||||
mov $s3,$acc1
|
||||
mov \$0x80808080,$t2
|
||||
rol \$24,$s0
|
||||
mov \$0x80808080,$t3
|
||||
rol \$24,$s1
|
||||
and \$0x80808080,$acc0
|
||||
and \$0x80808080,$acc1
|
||||
and $s2,$t2
|
||||
and $s3,$t3
|
||||
xor $r20,$s0
|
||||
xor $r21,$s1
|
||||
mov $acc0,$t2
|
||||
mov $acc1,$t3
|
||||
mov $t2,$acc0
|
||||
ror \$16,$t0
|
||||
mov $t3,$acc1
|
||||
ror \$16,$t1
|
||||
shr \$7,$t2
|
||||
lea ($s2,$s2),$r20
|
||||
shr \$7,$t2
|
||||
xor $t0,$s0
|
||||
xor $t1,$s1
|
||||
shr \$7,$t3
|
||||
lea ($s3,$s3),$r21
|
||||
xor $t1,$s1
|
||||
ror \$8,$t0
|
||||
lea ($s3,$s3),$r21
|
||||
ror \$8,$t1
|
||||
sub $t2,$acc0
|
||||
sub $t3,$acc1
|
||||
|
|
@ -522,23 +521,23 @@ $code.=<<___;
|
|||
xor $acc0,$r20
|
||||
xor $acc1,$r21
|
||||
|
||||
ror \$16,$t2
|
||||
xor $r20,$s2
|
||||
ror \$16,$t3
|
||||
xor $r21,$s3
|
||||
rol \$24,$s2
|
||||
mov 0($sbox),$acc0 # prefetch Te4
|
||||
rol \$24,$s3
|
||||
xor $r20,$s2
|
||||
xor $r21,$s3
|
||||
mov 0($sbox),$acc0 # prefetch Te4
|
||||
ror \$16,$t2
|
||||
ror \$16,$t3
|
||||
mov 64($sbox),$acc1
|
||||
xor $t2,$s2
|
||||
xor $t3,$s3
|
||||
xor $r21,$s3
|
||||
mov 128($sbox),$r20
|
||||
ror \$8,$t2
|
||||
ror \$8,$t3
|
||||
mov 192($sbox),$r21
|
||||
xor $t2,$s2
|
||||
ror \$8,$t2
|
||||
xor $t3,$s3
|
||||
ror \$8,$t3
|
||||
xor $t2,$s2
|
||||
mov 192($sbox),$r21
|
||||
xor $t3,$s3
|
||||
___
|
||||
}
|
||||
|
|
@ -935,70 +934,69 @@ $code.=<<___;
|
|||
movzb `&lo("$s0")`,$t0
|
||||
movzb `&lo("$s1")`,$t1
|
||||
movzb `&lo("$s2")`,$t2
|
||||
movzb ($sbox,$t0,1),$t0
|
||||
movzb ($sbox,$t1,1),$t1
|
||||
movzb ($sbox,$t2,1),$t2
|
||||
|
||||
movzb `&lo("$s3")`,$t3
|
||||
movzb `&hi("$s3")`,$acc0
|
||||
movzb `&hi("$s0")`,$acc1
|
||||
movzb ($sbox,$t3,1),$t3
|
||||
movzb ($sbox,$acc0,1),$t4 #$t0
|
||||
movzb ($sbox,$acc1,1),$t5 #$t1
|
||||
|
||||
shr \$16,$s3
|
||||
movzb `&hi("$s1")`,$acc2
|
||||
movzb ($sbox,$t0,1),$t0
|
||||
movzb ($sbox,$t1,1),$t1
|
||||
movzb ($sbox,$t2,1),$t2
|
||||
movzb ($sbox,$t3,1),$t3
|
||||
|
||||
movzb ($sbox,$acc0,1),$t4 #$t0
|
||||
movzb `&hi("$s2")`,$acc0
|
||||
shr \$16,$s2
|
||||
movzb ($sbox,$acc1,1),$t5 #$t1
|
||||
movzb ($sbox,$acc2,1),$acc2 #$t2
|
||||
movzb ($sbox,$acc0,1),$acc0 #$t3
|
||||
shr \$16,$s3
|
||||
|
||||
movzb `&lo("$s2")`,$acc1
|
||||
shl \$8,$t4
|
||||
shr \$16,$s2
|
||||
shl \$8,$t5
|
||||
movzb ($sbox,$acc1,1),$acc1 #$t0
|
||||
xor $t4,$t0
|
||||
xor $t5,$t1
|
||||
|
||||
movzb `&lo("$s3")`,$t4
|
||||
shl \$8,$t4
|
||||
movzb `&lo("$s2")`,$acc1
|
||||
shr \$16,$s0
|
||||
xor $t4,$t0
|
||||
shr \$16,$s1
|
||||
movzb `&lo("$s0")`,$t5
|
||||
movzb `&lo("$s3")`,$t4
|
||||
|
||||
shl \$8,$acc2
|
||||
xor $t5,$t1
|
||||
shl \$8,$acc0
|
||||
movzb ($sbox,$t4,1),$t4 #$t1
|
||||
movzb ($sbox,$t5,1),$t5 #$t2
|
||||
movzb `&lo("$s0")`,$t5
|
||||
movzb ($sbox,$acc1,1),$acc1 #$t0
|
||||
xor $acc2,$t2
|
||||
xor $acc0,$t3
|
||||
|
||||
movzb `&lo("$s1")`,$acc2
|
||||
movzb `&hi("$s1")`,$acc0
|
||||
shl \$16,$acc1
|
||||
movzb ($sbox,$acc2,1),$acc2 #$t3
|
||||
movzb ($sbox,$acc0,1),$acc0 #$t0
|
||||
xor $acc1,$t0
|
||||
|
||||
shl \$16,$acc1
|
||||
xor $acc0,$t3
|
||||
movzb ($sbox,$t4,1),$t4 #$t1
|
||||
movzb `&hi("$s1")`,$acc0
|
||||
movzb ($sbox,$acc2,1),$acc2 #$t3
|
||||
xor $acc1,$t0
|
||||
movzb ($sbox,$t5,1),$t5 #$t2
|
||||
movzb `&hi("$s2")`,$acc1
|
||||
|
||||
shl \$16,$acc2
|
||||
shl \$16,$t4
|
||||
shl \$16,$t5
|
||||
movzb ($sbox,$acc1,1),$s1 #$t1
|
||||
xor $acc2,$t3
|
||||
movzb `&hi("$s3")`,$acc2
|
||||
xor $t4,$t1
|
||||
shr \$8,$s0
|
||||
xor $t5,$t2
|
||||
|
||||
movzb `&hi("$s3")`,$acc1
|
||||
shr \$8,$s0
|
||||
shl \$16,$acc2
|
||||
movzb ($sbox,$acc1,1),$s2 #$t2
|
||||
movzb ($sbox,$acc0,1),$acc0 #$t0
|
||||
movzb ($sbox,$acc1,1),$s1 #$t1
|
||||
movzb ($sbox,$acc2,1),$s2 #$t2
|
||||
movzb ($sbox,$s0,1),$s3 #$t3
|
||||
xor $acc2,$t3
|
||||
|
||||
mov $t0,$s0
|
||||
shl \$24,$acc0
|
||||
shl \$24,$s1
|
||||
shl \$24,$s2
|
||||
xor $acc0,$t0
|
||||
xor $acc0,$s0
|
||||
shl \$24,$s3
|
||||
xor $t1,$s1
|
||||
mov $t0,$s0
|
||||
xor $t2,$s2
|
||||
xor $t3,$s3
|
||||
___
|
||||
|
|
@ -1013,12 +1011,12 @@ sub dectransform()
|
|||
my $prefetch = shift;
|
||||
|
||||
$code.=<<___;
|
||||
mov $tp10,$acc0
|
||||
mov $tp18,$acc8
|
||||
and $mask80,$acc0
|
||||
and $mask80,$acc8
|
||||
mov $acc0,$tp40
|
||||
mov $acc8,$tp48
|
||||
mov $mask80,$tp40
|
||||
mov $mask80,$tp48
|
||||
and $tp10,$tp40
|
||||
and $tp18,$tp48
|
||||
mov $tp40,$acc0
|
||||
mov $tp48,$acc8
|
||||
shr \$7,$tp40
|
||||
lea ($tp10,$tp10),$tp20
|
||||
shr \$7,$tp48
|
||||
|
|
@ -1029,15 +1027,15 @@ $code.=<<___;
|
|||
and $maskfe,$tp28
|
||||
and $mask1b,$acc0
|
||||
and $mask1b,$acc8
|
||||
xor $tp20,$acc0
|
||||
xor $tp28,$acc8
|
||||
mov $acc0,$tp20
|
||||
mov $acc8,$tp28
|
||||
xor $acc0,$tp20
|
||||
xor $acc8,$tp28
|
||||
mov $mask80,$tp80
|
||||
mov $mask80,$tp88
|
||||
|
||||
and $mask80,$acc0
|
||||
and $mask80,$acc8
|
||||
mov $acc0,$tp80
|
||||
mov $acc8,$tp88
|
||||
and $tp20,$tp80
|
||||
and $tp28,$tp88
|
||||
mov $tp80,$acc0
|
||||
mov $tp88,$acc8
|
||||
shr \$7,$tp80
|
||||
lea ($tp20,$tp20),$tp40
|
||||
shr \$7,$tp88
|
||||
|
|
@ -1048,15 +1046,15 @@ $code.=<<___;
|
|||
and $maskfe,$tp48
|
||||
and $mask1b,$acc0
|
||||
and $mask1b,$acc8
|
||||
xor $tp40,$acc0
|
||||
xor $tp48,$acc8
|
||||
mov $acc0,$tp40
|
||||
mov $acc8,$tp48
|
||||
xor $acc0,$tp40
|
||||
xor $acc8,$tp48
|
||||
mov $mask80,$tp80
|
||||
mov $mask80,$tp88
|
||||
|
||||
and $mask80,$acc0
|
||||
and $mask80,$acc8
|
||||
mov $acc0,$tp80
|
||||
mov $acc8,$tp88
|
||||
and $tp40,$tp80
|
||||
and $tp48,$tp88
|
||||
mov $tp80,$acc0
|
||||
mov $tp88,$acc8
|
||||
shr \$7,$tp80
|
||||
xor $tp10,$tp20 # tp2^=tp1
|
||||
shr \$7,$tp88
|
||||
|
|
@ -1081,51 +1079,51 @@ $code.=<<___;
|
|||
mov $tp10,$acc0
|
||||
mov $tp18,$acc8
|
||||
xor $tp80,$tp40 # tp4^tp1^=tp8
|
||||
xor $tp88,$tp48 # tp4^tp1^=tp8
|
||||
shr \$32,$acc0
|
||||
xor $tp88,$tp48 # tp4^tp1^=tp8
|
||||
shr \$32,$acc8
|
||||
xor $tp20,$tp80 # tp8^=tp8^tp2^tp1=tp2^tp1
|
||||
xor $tp28,$tp88 # tp8^=tp8^tp2^tp1=tp2^tp1
|
||||
rol \$8,`&LO("$tp10")` # ROTATE(tp1^tp8,8)
|
||||
xor $tp28,$tp88 # tp8^=tp8^tp2^tp1=tp2^tp1
|
||||
rol \$8,`&LO("$tp18")` # ROTATE(tp1^tp8,8)
|
||||
xor $tp40,$tp80 # tp2^tp1^=tp8^tp4^tp1=tp8^tp4^tp2
|
||||
rol \$8,`&LO("$acc0")` # ROTATE(tp1^tp8,8)
|
||||
xor $tp48,$tp88 # tp2^tp1^=tp8^tp4^tp1=tp8^tp4^tp2
|
||||
|
||||
rol \$8,`&LO("$acc0")` # ROTATE(tp1^tp8,8)
|
||||
rol \$8,`&LO("$acc8")` # ROTATE(tp1^tp8,8)
|
||||
xor `&LO("$tp80")`,`&LO("$tp10")`
|
||||
xor `&LO("$tp88")`,`&LO("$tp18")`
|
||||
shr \$32,$tp80
|
||||
xor `&LO("$tp88")`,`&LO("$tp18")`
|
||||
shr \$32,$tp88
|
||||
xor `&LO("$tp80")`,`&LO("$acc0")`
|
||||
xor `&LO("$tp88")`,`&LO("$acc8")`
|
||||
|
||||
mov $tp20,$tp80
|
||||
mov $tp28,$tp88
|
||||
shr \$32,$tp80
|
||||
shr \$32,$tp88
|
||||
rol \$24,`&LO("$tp20")` # ROTATE(tp2^tp1^tp8,24)
|
||||
mov $tp28,$tp88
|
||||
rol \$24,`&LO("$tp28")` # ROTATE(tp2^tp1^tp8,24)
|
||||
rol \$24,`&LO("$tp80")` # ROTATE(tp2^tp1^tp8,24)
|
||||
rol \$24,`&LO("$tp88")` # ROTATE(tp2^tp1^tp8,24)
|
||||
shr \$32,$tp80
|
||||
xor `&LO("$tp20")`,`&LO("$tp10")`
|
||||
shr \$32,$tp88
|
||||
xor `&LO("$tp28")`,`&LO("$tp18")`
|
||||
rol \$24,`&LO("$tp80")` # ROTATE(tp2^tp1^tp8,24)
|
||||
mov $tp40,$tp20
|
||||
rol \$24,`&LO("$tp88")` # ROTATE(tp2^tp1^tp8,24)
|
||||
mov $tp48,$tp28
|
||||
shr \$32,$tp20
|
||||
xor `&LO("$tp80")`,`&LO("$acc0")`
|
||||
shr \$32,$tp28
|
||||
xor `&LO("$tp88")`,`&LO("$acc8")`
|
||||
|
||||
`"mov 0($sbox),$mask80" if ($prefetch)`
|
||||
shr \$32,$tp20
|
||||
shr \$32,$tp28
|
||||
`"mov 64($sbox),$maskfe" if ($prefetch)`
|
||||
rol \$16,`&LO("$tp40")` # ROTATE(tp4^tp1^tp8,16)
|
||||
`"mov 64($sbox),$maskfe" if ($prefetch)`
|
||||
rol \$16,`&LO("$tp48")` # ROTATE(tp4^tp1^tp8,16)
|
||||
`"mov 128($sbox),$mask1b" if ($prefetch)`
|
||||
rol \$16,`&LO("$tp20")` # ROTATE(tp4^tp1^tp8,16)
|
||||
rol \$16,`&LO("$tp28")` # ROTATE(tp4^tp1^tp8,16)
|
||||
`"mov 192($sbox),$tp80" if ($prefetch)`
|
||||
xor `&LO("$tp40")`,`&LO("$tp10")`
|
||||
rol \$16,`&LO("$tp28")` # ROTATE(tp4^tp1^tp8,16)
|
||||
xor `&LO("$tp48")`,`&LO("$tp18")`
|
||||
`"mov 256($sbox),$tp88" if ($prefetch)`
|
||||
xor `&LO("$tp20")`,`&LO("$acc0")`
|
||||
|
|
|
|||
|
|
@ -27,9 +27,9 @@
|
|||
#
|
||||
# aes-x86_64.pl vpaes-x86_64.pl
|
||||
#
|
||||
# Core 2(**) 30.5/43.7/14.3 21.8/25.7(***)
|
||||
# Nehalem 30.5/42.2/14.6 9.8/11.8
|
||||
# Atom 63.9/79.0/32.1 64.0/84.8(***)
|
||||
# Core 2(**) 29.6/41.1/14.3 21.9/25.2(***)
|
||||
# Nehalem 29.6/40.3/14.6 10.0/11.8
|
||||
# Atom 57.3/74.2/32.1 60.9/82.3(***)
|
||||
#
|
||||
# (*) "Hyper-threading" in the context refers rather to cache shared
|
||||
# among multiple cores, than to specifically Intel HTT. As vast
|
||||
|
|
@ -40,7 +40,7 @@
|
|||
# (**) "Core 2" refers to initial 65nm design, a.k.a. Conroe.
|
||||
#
|
||||
# (***) Less impressive improvement on Core 2 and Atom is due to slow
|
||||
# pshufb, yet it's respectable +40%/78% improvement on Core 2
|
||||
# pshufb, yet it's respectable +36%/62% improvement on Core 2
|
||||
# (as implied, over "hyper-threading-safe" code path).
|
||||
#
|
||||
# <appro@openssl.org>
|
||||
|
|
@ -94,8 +94,8 @@ _vpaes_encrypt_core:
|
|||
movdqa .Lk_ipt+16(%rip), %xmm0 # ipthi
|
||||
pshufb %xmm1, %xmm0
|
||||
pxor %xmm5, %xmm2
|
||||
pxor %xmm2, %xmm0
|
||||
add \$16, %r9
|
||||
pxor %xmm2, %xmm0
|
||||
lea .Lk_mc_backward(%rip),%r10
|
||||
jmp .Lenc_entry
|
||||
|
||||
|
|
@ -103,19 +103,19 @@ _vpaes_encrypt_core:
|
|||
.Lenc_loop:
|
||||
# middle of middle round
|
||||
movdqa %xmm13, %xmm4 # 4 : sb1u
|
||||
pshufb %xmm2, %xmm4 # 4 = sb1u
|
||||
pxor %xmm5, %xmm4 # 4 = sb1u + k
|
||||
movdqa %xmm12, %xmm0 # 0 : sb1t
|
||||
pshufb %xmm2, %xmm4 # 4 = sb1u
|
||||
pshufb %xmm3, %xmm0 # 0 = sb1t
|
||||
pxor %xmm4, %xmm0 # 0 = A
|
||||
pxor %xmm5, %xmm4 # 4 = sb1u + k
|
||||
movdqa %xmm15, %xmm5 # 4 : sb2u
|
||||
pshufb %xmm2, %xmm5 # 4 = sb2u
|
||||
pxor %xmm4, %xmm0 # 0 = A
|
||||
movdqa -0x40(%r11,%r10), %xmm1 # .Lk_mc_forward[]
|
||||
pshufb %xmm2, %xmm5 # 4 = sb2u
|
||||
movdqa (%r11,%r10), %xmm4 # .Lk_mc_backward[]
|
||||
movdqa %xmm14, %xmm2 # 2 : sb2t
|
||||
pshufb %xmm3, %xmm2 # 2 = sb2t
|
||||
pxor %xmm5, %xmm2 # 2 = 2A
|
||||
movdqa (%r11,%r10), %xmm4 # .Lk_mc_backward[]
|
||||
movdqa %xmm0, %xmm3 # 3 = A
|
||||
pxor %xmm5, %xmm2 # 2 = 2A
|
||||
pshufb %xmm1, %xmm0 # 0 = B
|
||||
add \$16, %r9 # next key
|
||||
pxor %xmm2, %xmm0 # 0 = 2A+B
|
||||
|
|
@ -124,30 +124,30 @@ _vpaes_encrypt_core:
|
|||
pxor %xmm0, %xmm3 # 3 = 2A+B+D
|
||||
pshufb %xmm1, %xmm0 # 0 = 2B+C
|
||||
and \$0x30, %r11 # ... mod 4
|
||||
pxor %xmm3, %xmm0 # 0 = 2A+3B+C+D
|
||||
sub \$1,%rax # nr--
|
||||
pxor %xmm3, %xmm0 # 0 = 2A+3B+C+D
|
||||
|
||||
.Lenc_entry:
|
||||
# top of round
|
||||
movdqa %xmm9, %xmm1 # 1 : i
|
||||
movdqa %xmm11, %xmm5 # 2 : a/k
|
||||
pandn %xmm0, %xmm1 # 1 = i<<4
|
||||
psrld \$4, %xmm1 # 1 = i
|
||||
pand %xmm9, %xmm0 # 0 = k
|
||||
movdqa %xmm11, %xmm5 # 2 : a/k
|
||||
pshufb %xmm0, %xmm5 # 2 = a/k
|
||||
pxor %xmm1, %xmm0 # 0 = j
|
||||
movdqa %xmm10, %xmm3 # 3 : 1/i
|
||||
pxor %xmm1, %xmm0 # 0 = j
|
||||
pshufb %xmm1, %xmm3 # 3 = 1/i
|
||||
pxor %xmm5, %xmm3 # 3 = iak = 1/i + a/k
|
||||
movdqa %xmm10, %xmm4 # 4 : 1/j
|
||||
pxor %xmm5, %xmm3 # 3 = iak = 1/i + a/k
|
||||
pshufb %xmm0, %xmm4 # 4 = 1/j
|
||||
pxor %xmm5, %xmm4 # 4 = jak = 1/j + a/k
|
||||
movdqa %xmm10, %xmm2 # 2 : 1/iak
|
||||
pxor %xmm5, %xmm4 # 4 = jak = 1/j + a/k
|
||||
pshufb %xmm3, %xmm2 # 2 = 1/iak
|
||||
pxor %xmm0, %xmm2 # 2 = io
|
||||
movdqa %xmm10, %xmm3 # 3 : 1/jak
|
||||
movdqu (%r9), %xmm5
|
||||
pxor %xmm0, %xmm2 # 2 = io
|
||||
pshufb %xmm4, %xmm3 # 3 = 1/jak
|
||||
movdqu (%r9), %xmm5
|
||||
pxor %xmm1, %xmm3 # 3 = jo
|
||||
jnz .Lenc_loop
|
||||
|
||||
|
|
@ -200,62 +200,61 @@ _vpaes_decrypt_core:
|
|||
## Inverse mix columns
|
||||
##
|
||||
movdqa -0x20(%r10),%xmm4 # 4 : sb9u
|
||||
movdqa -0x10(%r10),%xmm1 # 0 : sb9t
|
||||
pshufb %xmm2, %xmm4 # 4 = sb9u
|
||||
pshufb %xmm3, %xmm1 # 0 = sb9t
|
||||
pxor %xmm0, %xmm4
|
||||
movdqa -0x10(%r10),%xmm0 # 0 : sb9t
|
||||
pshufb %xmm3, %xmm0 # 0 = sb9t
|
||||
pxor %xmm4, %xmm0 # 0 = ch
|
||||
add \$16, %r9 # next round key
|
||||
pxor %xmm4, %xmm1 # 0 = ch
|
||||
|
||||
pshufb %xmm5, %xmm0 # MC ch
|
||||
movdqa 0x00(%r10),%xmm4 # 4 : sbdu
|
||||
pshufb %xmm5, %xmm1 # MC ch
|
||||
pshufb %xmm2, %xmm4 # 4 = sbdu
|
||||
pxor %xmm0, %xmm4 # 4 = ch
|
||||
movdqa 0x10(%r10),%xmm0 # 0 : sbdt
|
||||
pxor %xmm1, %xmm4 # 4 = ch
|
||||
pshufb %xmm3, %xmm0 # 0 = sbdt
|
||||
pxor %xmm4, %xmm0 # 0 = ch
|
||||
sub \$1,%rax # nr--
|
||||
pxor %xmm4, %xmm0 # 0 = ch
|
||||
|
||||
pshufb %xmm5, %xmm0 # MC ch
|
||||
movdqa 0x20(%r10),%xmm4 # 4 : sbbu
|
||||
pshufb %xmm2, %xmm4 # 4 = sbbu
|
||||
pxor %xmm0, %xmm4 # 4 = ch
|
||||
movdqa 0x30(%r10),%xmm0 # 0 : sbbt
|
||||
pshufb %xmm3, %xmm0 # 0 = sbbt
|
||||
pxor %xmm4, %xmm0 # 0 = ch
|
||||
|
||||
pshufb %xmm5, %xmm0 # MC ch
|
||||
movdqa 0x40(%r10),%xmm4 # 4 : sbeu
|
||||
pshufb %xmm2, %xmm4 # 4 = sbeu
|
||||
movdqa 0x30(%r10),%xmm1 # 0 : sbbt
|
||||
pshufb %xmm2, %xmm4 # 4 = sbbu
|
||||
pshufb %xmm3, %xmm1 # 0 = sbbt
|
||||
pxor %xmm0, %xmm4 # 4 = ch
|
||||
movdqa 0x50(%r10),%xmm0 # 0 : sbet
|
||||
pshufb %xmm3, %xmm0 # 0 = sbet
|
||||
pxor %xmm4, %xmm0 # 0 = ch
|
||||
pxor %xmm4, %xmm1 # 0 = ch
|
||||
|
||||
movdqa 0x40(%r10),%xmm4 # 4 : sbeu
|
||||
pshufb %xmm5, %xmm1 # MC ch
|
||||
movdqa 0x50(%r10),%xmm0 # 0 : sbet
|
||||
pshufb %xmm2, %xmm4 # 4 = sbeu
|
||||
pshufb %xmm3, %xmm0 # 0 = sbet
|
||||
palignr \$12, %xmm5, %xmm5
|
||||
pxor %xmm1, %xmm4 # 4 = ch
|
||||
pxor %xmm4, %xmm0 # 0 = ch
|
||||
|
||||
.Ldec_entry:
|
||||
# top of round
|
||||
movdqa %xmm9, %xmm1 # 1 : i
|
||||
pandn %xmm0, %xmm1 # 1 = i<<4
|
||||
movdqa %xmm11, %xmm2 # 2 : a/k
|
||||
psrld \$4, %xmm1 # 1 = i
|
||||
pand %xmm9, %xmm0 # 0 = k
|
||||
movdqa %xmm11, %xmm2 # 2 : a/k
|
||||
pshufb %xmm0, %xmm2 # 2 = a/k
|
||||
pxor %xmm1, %xmm0 # 0 = j
|
||||
movdqa %xmm10, %xmm3 # 3 : 1/i
|
||||
pxor %xmm1, %xmm0 # 0 = j
|
||||
pshufb %xmm1, %xmm3 # 3 = 1/i
|
||||
pxor %xmm2, %xmm3 # 3 = iak = 1/i + a/k
|
||||
movdqa %xmm10, %xmm4 # 4 : 1/j
|
||||
pxor %xmm2, %xmm3 # 3 = iak = 1/i + a/k
|
||||
pshufb %xmm0, %xmm4 # 4 = 1/j
|
||||
pxor %xmm2, %xmm4 # 4 = jak = 1/j + a/k
|
||||
movdqa %xmm10, %xmm2 # 2 : 1/iak
|
||||
pshufb %xmm3, %xmm2 # 2 = 1/iak
|
||||
pxor %xmm0, %xmm2 # 2 = io
|
||||
movdqa %xmm10, %xmm3 # 3 : 1/jak
|
||||
pxor %xmm0, %xmm2 # 2 = io
|
||||
pshufb %xmm4, %xmm3 # 3 = 1/jak
|
||||
pxor %xmm1, %xmm3 # 3 = jo
|
||||
movdqu (%r9), %xmm0
|
||||
pxor %xmm1, %xmm3 # 3 = jo
|
||||
jnz .Ldec_loop
|
||||
|
||||
# middle of last round
|
||||
|
|
@ -463,12 +462,12 @@ _vpaes_schedule_core:
|
|||
.type _vpaes_schedule_192_smear,\@abi-omnipotent
|
||||
.align 16
|
||||
_vpaes_schedule_192_smear:
|
||||
pshufd \$0x80, %xmm6, %xmm0 # d c 0 0 -> c 0 0 0
|
||||
pxor %xmm0, %xmm6 # -> c+d c 0 0
|
||||
pshufd \$0x80, %xmm6, %xmm1 # d c 0 0 -> c 0 0 0
|
||||
pshufd \$0xFE, %xmm7, %xmm0 # b a _ _ -> b b b a
|
||||
pxor %xmm1, %xmm6 # -> c+d c 0 0
|
||||
pxor %xmm1, %xmm1
|
||||
pxor %xmm0, %xmm6 # -> b+c+d b+c b a
|
||||
movdqa %xmm6, %xmm0
|
||||
pxor %xmm1, %xmm1
|
||||
movhlps %xmm1, %xmm6 # clobber low side with zeros
|
||||
ret
|
||||
.size _vpaes_schedule_192_smear,.-_vpaes_schedule_192_smear
|
||||
|
|
|
|||
Loading…
Reference in a new issue