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Third Party Openssl
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提交 e4693b4e 编写于 作者: A Andy Polyakov
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bn/asm/ppc64-mont.pl: adapt for little-endian. 

The problem remained unnoticed so far, because it's never called by default.
You have to craft OPENSSL_ppccap environment variable to trigger the problem.
Reviewed-by: NRichard Levitte <levitte@openssl.org>
上级 27186da7
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Showing with 88 addition and 86 deletion
crypto/bn/asm/ppc64-mont.pl
浏览文件 @ e4693b4e
......@@ -94,6 +94,8 @@ if ($flavour =~ /32/) {
$POP= "ld";
} else { die "nonsense $flavour"; }
$LITTLE_ENDIAN = ($flavour=~/le$/) ? 4 : 0;
$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
( $xlate="${dir}ppc-xlate.pl" and -f $xlate ) or
( $xlate="${dir}../../perlasm/ppc-xlate.pl" and -f $xlate) or
......@@ -294,12 +296,12 @@ $code.=<<___ if ($SIZE_T==8);
extrdi $t0,$a0,32,32 ; lwz $t0,4($ap)
extrdi $t1,$a0,32,0 ; lwz $t1,0($ap)
lwz $t2,12($ap) ; load a[1] as 32-bit word pair
lwz $t3,8($ap)
lwz $t4,4($np) ; load n[0] as 32-bit word pair
lwz $t5,0($np)
lwz $t6,12($np) ; load n[1] as 32-bit word pair
lwz $t7,8($np)
lwz $t2,`12^$LITTLE_ENDIAN`($ap) ; load a[1] as 32-bit word pair
lwz $t3,`8^$LITTLE_ENDIAN`($ap)
lwz $t4,`4^$LITTLE_ENDIAN`($np) ; load n[0] as 32-bit word pair
lwz $t5,`0^$LITTLE_ENDIAN`($np)
lwz $t6,`12^$LITTLE_ENDIAN`($np) ; load n[1] as 32-bit word pair
lwz $t7,`8^$LITTLE_ENDIAN`($np)
___
$code.=<<___ if ($SIZE_T==4);
lwz $a0,0($ap) ; pull ap[0,1] value
......@@ -463,14 +465,14 @@ $code.=<<___;
L1st:
___
$code.=<<___ if ($SIZE_T==8);
lwz $t0,4($ap) ; load a[j] as 32-bit word pair
lwz $t1,0($ap)
lwz $t2,12($ap) ; load a[j+1] as 32-bit word pair
lwz $t3,8($ap)
lwz $t4,4($np) ; load n[j] as 32-bit word pair
lwz $t5,0($np)
lwz $t6,12($np) ; load n[j+1] as 32-bit word pair
lwz $t7,8($np)
lwz $t0,`4^$LITTLE_ENDIAN`($ap) ; load a[j] as 32-bit word pair
lwz $t1,`0^$LITTLE_ENDIAN`($ap)
lwz $t2,`12^$LITTLE_ENDIAN`($ap) ; load a[j+1] as 32-bit word pair
lwz $t3,`8^$LITTLE_ENDIAN`($ap)
lwz $t4,`4^$LITTLE_ENDIAN`($np) ; load n[j] as 32-bit word pair
lwz $t5,`0^$LITTLE_ENDIAN`($np)
lwz $t6,`12^$LITTLE_ENDIAN`($np) ; load n[j+1] as 32-bit word pair
lwz $t7,`8^$LITTLE_ENDIAN`($np)
___
$code.=<<___ if ($SIZE_T==4);
lwz $t0,0($ap) ; load a[j..j+3] as 32-bit word pairs
......@@ -505,14 +507,14 @@ $code.=<<___;
___
} else {
$code.=<<___;
lwz $t1,`$FRAME+0`($sp)
lwz $t0,`$FRAME+4`($sp)
lwz $t3,`$FRAME+8`($sp)
lwz $t2,`$FRAME+12`($sp)
lwz $t5,`$FRAME+16`($sp)
lwz $t4,`$FRAME+20`($sp)
lwz $t7,`$FRAME+24`($sp)
lwz $t6,`$FRAME+28`($sp)
lwz $t1,`$FRAME+0^$LITTLE_ENDIAN`($sp)
lwz $t0,`$FRAME+4^$LITTLE_ENDIAN`($sp)
lwz $t3,`$FRAME+8^$LITTLE_ENDIAN`($sp)
lwz $t2,`$FRAME+12^$LITTLE_ENDIAN`($sp)
lwz $t5,`$FRAME+16^$LITTLE_ENDIAN`($sp)
lwz $t4,`$FRAME+20^$LITTLE_ENDIAN`($sp)
lwz $t7,`$FRAME+24^$LITTLE_ENDIAN`($sp)
lwz $t6,`$FRAME+28^$LITTLE_ENDIAN`($sp)
___
}
$code.=<<___;
......@@ -651,8 +653,8 @@ $code.=<<___;
fmadd $T1a,$N1,$na,$T1a
fmadd $T1b,$N1,$nb,$T1b
lwz $t3,`$FRAME+32`($sp) ; permuted $t1
lwz $t2,`$FRAME+36`($sp) ; permuted $t0
lwz $t3,`$FRAME+32^$LITTLE_ENDIAN`($sp) ; permuted $t1
lwz $t2,`$FRAME+36^$LITTLE_ENDIAN`($sp) ; permuted $t0
addc $t4,$t4,$carry
adde $t5,$t5,$c1
srwi $carry,$t4,16
......@@ -673,8 +675,8 @@ $code.=<<___;
fmadd $T1a,$N0,$nc,$T1a
fmadd $T1b,$N0,$nd,$T1b
lwz $t7,`$FRAME+40`($sp) ; permuted $t3
lwz $t6,`$FRAME+44`($sp) ; permuted $t2
lwz $t7,`$FRAME+40^$LITTLE_ENDIAN`($sp) ; permuted $t3
lwz $t6,`$FRAME+44^$LITTLE_ENDIAN`($sp) ; permuted $t2
addc $t2,$t2,$carry
adde $t3,$t3,$c1
srwi $carry,$t2,16
......@@ -686,8 +688,8 @@ $code.=<<___;
insrwi $carry,$t3,16,0
fmadd $T3a,$N2,$nc,$T3a
fmadd $T3b,$N2,$nd,$T3b
lwz $t1,`$FRAME+48`($sp) ; permuted $t5
lwz $t0,`$FRAME+52`($sp) ; permuted $t4
lwz $t1,`$FRAME+48^$LITTLE_ENDIAN`($sp) ; permuted $t5
lwz $t0,`$FRAME+52^$LITTLE_ENDIAN`($sp) ; permuted $t4
addc $t6,$t6,$carry
adde $t7,$t7,$c1
srwi $carry,$t6,16
......@@ -699,8 +701,8 @@ $code.=<<___;
fctid $T0a,$T0a
fctid $T0b,$T0b
lwz $t5,`$FRAME+56`($sp) ; permuted $t7
lwz $t4,`$FRAME+60`($sp) ; permuted $t6
lwz $t5,`$FRAME+56^$LITTLE_ENDIAN`($sp) ; permuted $t7
lwz $t4,`$FRAME+60^$LITTLE_ENDIAN`($sp) ; permuted $t6
addc $t0,$t0,$carry
adde $t1,$t1,$c1
srwi $carry,$t0,16
......@@ -787,14 +789,14 @@ $code.=<<___;
___
} else {
$code.=<<___;
lwz $t1,`$FRAME+0`($sp)
lwz $t0,`$FRAME+4`($sp)
lwz $t3,`$FRAME+8`($sp)
lwz $t2,`$FRAME+12`($sp)
lwz $t5,`$FRAME+16`($sp)
lwz $t4,`$FRAME+20`($sp)
lwz $t7,`$FRAME+24`($sp)
lwz $t6,`$FRAME+28`($sp)
lwz $t1,`$FRAME+0^$LITTLE_ENDIAN`($sp)
lwz $t0,`$FRAME+4^$LITTLE_ENDIAN`($sp)
lwz $t3,`$FRAME+8^$LITTLE_ENDIAN`($sp)
lwz $t2,`$FRAME+12^$LITTLE_ENDIAN`($sp)
lwz $t5,`$FRAME+16^$LITTLE_ENDIAN`($sp)
lwz $t4,`$FRAME+20^$LITTLE_ENDIAN`($sp)
lwz $t7,`$FRAME+24^$LITTLE_ENDIAN`($sp)
lwz $t6,`$FRAME+28^$LITTLE_ENDIAN`($sp)
stfd $dota,`$FRAME+64`($sp)
stfd $dotb,`$FRAME+72`($sp)
......@@ -823,14 +825,14 @@ $code.=<<___;
stw $t0,12($tp) ; tp[j-1]
stw $t4,8($tp)
lwz $t3,`$FRAME+32`($sp) ; permuted $t1
lwz $t2,`$FRAME+36`($sp) ; permuted $t0
lwz $t7,`$FRAME+40`($sp) ; permuted $t3
lwz $t6,`$FRAME+44`($sp) ; permuted $t2
lwz $t1,`$FRAME+48`($sp) ; permuted $t5
lwz $t0,`$FRAME+52`($sp) ; permuted $t4
lwz $t5,`$FRAME+56`($sp) ; permuted $t7
lwz $t4,`$FRAME+60`($sp) ; permuted $t6
lwz $t3,`$FRAME+32^$LITTLE_ENDIAN`($sp) ; permuted $t1
lwz $t2,`$FRAME+36^$LITTLE_ENDIAN`($sp) ; permuted $t0
lwz $t7,`$FRAME+40^$LITTLE_ENDIAN`($sp) ; permuted $t3
lwz $t6,`$FRAME+44^$LITTLE_ENDIAN`($sp) ; permuted $t2
lwz $t1,`$FRAME+48^$LITTLE_ENDIAN`($sp) ; permuted $t5
lwz $t0,`$FRAME+52^$LITTLE_ENDIAN`($sp) ; permuted $t4
lwz $t5,`$FRAME+56^$LITTLE_ENDIAN`($sp) ; permuted $t7
lwz $t4,`$FRAME+60^$LITTLE_ENDIAN`($sp) ; permuted $t6
addc $t2,$t2,$carry
adde $t3,$t3,$c1
......@@ -857,10 +859,10 @@ $code.=<<___;
stw $t2,20($tp) ; tp[j]
stwu $t0,16($tp)
lwz $t7,`$FRAME+64`($sp)
lwz $t6,`$FRAME+68`($sp)
lwz $t5,`$FRAME+72`($sp)
lwz $t4,`$FRAME+76`($sp)
lwz $t7,`$FRAME+64^$LITTLE_ENDIAN`($sp)
lwz $t6,`$FRAME+68^$LITTLE_ENDIAN`($sp)
lwz $t5,`$FRAME+72^$LITTLE_ENDIAN`($sp)
lwz $t4,`$FRAME+76^$LITTLE_ENDIAN`($sp)
addc $t6,$t6,$carry
adde $t7,$t7,$c1
......@@ -1165,23 +1167,23 @@ ___
$code.=<<___;
fmadd $T1a,$N1,$na,$T1a
fmadd $T1b,$N1,$nb,$T1b
lwz $t1,`$FRAME+0`($sp)
lwz $t0,`$FRAME+4`($sp)
lwz $t1,`$FRAME+0^$LITTLE_ENDIAN`($sp)
lwz $t0,`$FRAME+4^$LITTLE_ENDIAN`($sp)
fmadd $T2a,$N2,$na,$T2a
fmadd $T2b,$N2,$nb,$T2b
lwz $t3,`$FRAME+8`($sp)
lwz $t2,`$FRAME+12`($sp)
lwz $t3,`$FRAME+8^$LITTLE_ENDIAN`($sp)
lwz $t2,`$FRAME+12^$LITTLE_ENDIAN`($sp)
fmadd $T3a,$N3,$na,$T3a
fmadd $T3b,$N3,$nb,$T3b
lwz $t5,`$FRAME+16`($sp)
lwz $t4,`$FRAME+20`($sp)
lwz $t5,`$FRAME+16^$LITTLE_ENDIAN`($sp)
lwz $t4,`$FRAME+20^$LITTLE_ENDIAN`($sp)
addc $t0,$t0,$carry
adde $t1,$t1,$c1
srwi $carry,$t0,16
fmadd $T0a,$N0,$na,$T0a
fmadd $T0b,$N0,$nb,$T0b
lwz $t7,`$FRAME+24`($sp)
lwz $t6,`$FRAME+28`($sp)
lwz $t7,`$FRAME+24^$LITTLE_ENDIAN`($sp)
lwz $t6,`$FRAME+28^$LITTLE_ENDIAN`($sp)
srwi $c1,$t1,16
insrwi $carry,$t1,16,0
......@@ -1218,8 +1220,8 @@ $code.=<<___;
fctid $T1a,$T1a
addc $t0,$t0,$t2
adde $t4,$t4,$t3
lwz $t3,`$FRAME+32`($sp) ; permuted $t1
lwz $t2,`$FRAME+36`($sp) ; permuted $t0
lwz $t3,`$FRAME+32^$LITTLE_ENDIAN`($sp) ; permuted $t1
lwz $t2,`$FRAME+36^$LITTLE_ENDIAN`($sp) ; permuted $t0
fctid $T1b,$T1b
addze $carry,$carry
addze $c1,$c1
......@@ -1229,19 +1231,19 @@ $code.=<<___;
addc $t2,$t2,$carry
adde $t3,$t3,$c1
srwi $carry,$t2,16
lwz $t7,`$FRAME+40`($sp) ; permuted $t3
lwz $t6,`$FRAME+44`($sp) ; permuted $t2
lwz $t7,`$FRAME+40^$LITTLE_ENDIAN`($sp) ; permuted $t3
lwz $t6,`$FRAME+44^$LITTLE_ENDIAN`($sp) ; permuted $t2
fctid $T2b,$T2b
srwi $c1,$t3,16
insrwi $carry,$t3,16,0
lwz $t1,`$FRAME+48`($sp) ; permuted $t5
lwz $t0,`$FRAME+52`($sp) ; permuted $t4
lwz $t1,`$FRAME+48^$LITTLE_ENDIAN`($sp) ; permuted $t5
lwz $t0,`$FRAME+52^$LITTLE_ENDIAN`($sp) ; permuted $t4
fctid $T3a,$T3a
addc $t6,$t6,$carry
adde $t7,$t7,$c1
srwi $carry,$t6,16
lwz $t5,`$FRAME+56`($sp) ; permuted $t7
lwz $t4,`$FRAME+60`($sp) ; permuted $t6
lwz $t5,`$FRAME+56^$LITTLE_ENDIAN`($sp) ; permuted $t7
lwz $t4,`$FRAME+60^$LITTLE_ENDIAN`($sp) ; permuted $t6
fctid $T3b,$T3b
insrwi $t2,$t6,16,0 ; 64..95 bits
......@@ -1354,14 +1356,14 @@ $code.=<<___;
___
} else {
$code.=<<___;
lwz $t1,`$FRAME+0`($sp)
lwz $t0,`$FRAME+4`($sp)
lwz $t3,`$FRAME+8`($sp)
lwz $t2,`$FRAME+12`($sp)
lwz $t5,`$FRAME+16`($sp)
lwz $t4,`$FRAME+20`($sp)
lwz $t7,`$FRAME+24`($sp)
lwz $t6,`$FRAME+28`($sp)
lwz $t1,`$FRAME+0^$LITTLE_ENDIAN`($sp)
lwz $t0,`$FRAME+4^$LITTLE_ENDIAN`($sp)
lwz $t3,`$FRAME+8^$LITTLE_ENDIAN`($sp)
lwz $t2,`$FRAME+12^$LITTLE_ENDIAN`($sp)
lwz $t5,`$FRAME+16^$LITTLE_ENDIAN`($sp)
lwz $t4,`$FRAME+20^$LITTLE_ENDIAN`($sp)
lwz $t7,`$FRAME+24^$LITTLE_ENDIAN`($sp)
lwz $t6,`$FRAME+28^$LITTLE_ENDIAN`($sp)
stfd $dota,`$FRAME+64`($sp)
stfd $dotb,`$FRAME+72`($sp)
......@@ -1397,14 +1399,14 @@ $code.=<<___;
stw $t0,4($tp) ; tp[j-1]
stw $t4,0($tp)
lwz $t3,`$FRAME+32`($sp) ; permuted $t1
lwz $t2,`$FRAME+36`($sp) ; permuted $t0
lwz $t7,`$FRAME+40`($sp) ; permuted $t3
lwz $t6,`$FRAME+44`($sp) ; permuted $t2
lwz $t1,`$FRAME+48`($sp) ; permuted $t5
lwz $t0,`$FRAME+52`($sp) ; permuted $t4
lwz $t5,`$FRAME+56`($sp) ; permuted $t7
lwz $t4,`$FRAME+60`($sp) ; permuted $t6
lwz $t3,`$FRAME+32^$LITTLE_ENDIAN`($sp) ; permuted $t1
lwz $t2,`$FRAME+36^$LITTLE_ENDIAN`($sp) ; permuted $t0
lwz $t7,`$FRAME+40^$LITTLE_ENDIAN`($sp) ; permuted $t3
lwz $t6,`$FRAME+44^$LITTLE_ENDIAN`($sp) ; permuted $t2
lwz $t1,`$FRAME+48^$LITTLE_ENDIAN`($sp) ; permuted $t5
lwz $t0,`$FRAME+52^$LITTLE_ENDIAN`($sp) ; permuted $t4
lwz $t5,`$FRAME+56^$LITTLE_ENDIAN`($sp) ; permuted $t7
lwz $t4,`$FRAME+60^$LITTLE_ENDIAN`($sp) ; permuted $t6
addc $t2,$t2,$carry
adde $t3,$t3,$c1
......@@ -1433,12 +1435,12 @@ $code.=<<___;
addc $t2,$t2,$t6
adde $t0,$t0,$t7
lwz $t7,`$FRAME+64`($sp)
lwz $t6,`$FRAME+68`($sp)
lwz $t7,`$FRAME+64^$LITTLE_ENDIAN`($sp)
lwz $t6,`$FRAME+68^$LITTLE_ENDIAN`($sp)
addze $carry,$carry
addze $c1,$c1
lwz $t5,`$FRAME+72`($sp)
lwz $t4,`$FRAME+76`($sp)
lwz $t5,`$FRAME+72^$LITTLE_ENDIAN`($sp)
lwz $t4,`$FRAME+76^$LITTLE_ENDIAN`($sp)
addc $t6,$t6,$carry
adde $t7,$t7,$c1
......
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