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aes/asm/vpaes-armv8.pl: make it compile on iOS.

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Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Andy Polyakov 2015-04-20 14:30:50 +02:00
parent 3b34b7319e
commit 35141544e2
1 changed files with 8 additions and 5 deletions
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13
crypto/aes/asm/vpaes-armv8.pl
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@ -20,11 +20,14 @@
# Cortex-A53 21.5 18.1/20.6 [17.5/19.8 ]
# Cortex-A57 36.0(**) 20.4/24.9(**) [14.4/16.6 ]
# X-Gene 45.9(**) 45.8/57.7(**) [33.1/37.6(**) ]
# Denver(***) 16.6(**) 15.1/17.8(**) [8.80/9.93 ]
# Apple A7(***) 22.7(**) 10.9/14.3 [8.45/10.0 ]
#
# (*) ECB denotes approximate result for parallelizeable modes
# such as CBC decrypt, CTR, etc.;
# (**) these results are worse than scalar compiler-generated
# code, but it's constant-time and therefore preferred;
# (***) presented for reference/comparison purposes;
$flavour = shift;
while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
@ -206,7 +209,7 @@ _vpaes_encrypt_core:
eor v3.16b, v3.16b, v2.16b // vpxor %xmm2, %xmm3, %xmm3 # 0 = 2A+B
tbl v4.16b, {v3.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm4 # 0 = 2B+C
eor v0.16b, v0.16b, v3.16b // vpxor %xmm3, %xmm0, %xmm0 # 3 = 2A+B+D
bic x11, x11, #1<<6 // and \$0x30, %r11 # ... mod 4
and x11, x11, #~(1<<6) // and \$0x30, %r11 # ... mod 4
eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = 2A+3B+C+D
sub w8, w8, #1 // nr--
@ -309,7 +312,7 @@ _vpaes_encrypt_2x:
tbl v12.16b, {v11.16b},v1.16b
eor v0.16b, v0.16b, v3.16b // vpxor %xmm3, %xmm0, %xmm0 # 3 = 2A+B+D
eor v8.16b, v8.16b, v11.16b
bic x11, x11, #1<<6 // and \$0x30, %r11 # ... mod 4
and x11, x11, #~(1<<6) // and \$0x30, %r11 # ... mod 4
eor v0.16b, v0.16b, v4.16b // vpxor %xmm4, %xmm0, %xmm0 # 0 = 2A+3B+C+D
eor v8.16b, v8.16b, v12.16b
sub w8, w8, #1 // nr--
@ -683,8 +686,8 @@ _vpaes_schedule_core:
.Lschedule_go:
cmp $bits, #192 // cmp \$192, %esi
bhi .Lschedule_256
beq .Lschedule_192
b.hi .Lschedule_256
b.eq .Lschedule_192
// 128: fall though
##
@ -1021,7 +1024,7 @@ _vpaes_schedule_mangle:
.Lschedule_mangle_both:
tbl v3.16b, {v3.16b}, v1.16b // vpshufb %xmm1, %xmm3, %xmm3
add x8, x8, #64-16 // add \$-16, %r8
bic x8, x8, #1<<6 // and \$0x30, %r8
and x8, x8, #~(1<<6) // and \$0x30, %r8
st1 {v3.2d}, [$out] // vmovdqu %xmm3, (%rdx)
ret
.size _vpaes_schedule_mangle,.-_vpaes_schedule_mangle