diff options
| author | Andy Polyakov <appro@openssl.org> | 2019-02-15 22:16:41 +0100 |
|---|---|---|
| committer | Richard Levitte <levitte@openssl.org> | 2019-02-16 17:01:15 +0100 |
| commit | db42bb440e76399b89fc8ae04644441a2a5f6821 (patch) | |
| tree | 0ddc0a16632b60834e44805d2e329b774381f323 /crypto/bn/asm | |
| parent | 3405db97e5448c784729b56837f3f8c776a01067 (diff) | |
ARM64 assembly pack: make it Windows-friendly.
"Windows friendliness" means a) unified PIC-ification, unified across
all platforms; b) unified commantary delimiter; c) explicit ldur/stur,
as Visual Studio assembler can't automatically encode ldr/str as
ldur/stur when needed.
Reviewed-by: Paul Dale <paul.dale@oracle.com>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/8256)
Diffstat (limited to 'crypto/bn/asm')
| -rwxr-xr-x | crypto/bn/asm/armv8-mont.pl | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/crypto/bn/asm/armv8-mont.pl b/crypto/bn/asm/armv8-mont.pl index c09c783e51..c755555d88 100755 --- a/crypto/bn/asm/armv8-mont.pl +++ b/crypto/bn/asm/armv8-mont.pl @@ -197,7 +197,7 @@ bn_mul_mont: mul $nlo,$nj,$m1 // np[j]*m1 adds $lo1,$lo1,$lo0 umulh $nhi,$nj,$m1 - str $lo1,[$tp,#-16] // tp[j-1] + stur $lo1,[$tp,#-16] // tp[j-1] cbnz $j,.Linner .Linner_skip: @@ -253,13 +253,13 @@ bn_mul_mont: csel $nj,$tj,$aj,lo // did it borrow? ldr $tj,[$tp],#8 ldr $aj,[$rp],#8 - str xzr,[$tp,#-16] // wipe tp - str $nj,[$rp,#-16] + stur xzr,[$tp,#-16] // wipe tp + stur $nj,[$rp,#-16] cbnz $num,.Lcond_copy csel $nj,$tj,$aj,lo - str xzr,[$tp,#-8] // wipe tp - str $nj,[$rp,#-8] + stur xzr,[$tp,#-8] // wipe tp + stur $nj,[$rp,#-8] ldp x19,x20,[x29,#16] mov sp,x29 @@ -596,7 +596,7 @@ __bn_sqr8x_mont: ldp $a4,$a5,[$tp,#8*4] ldp $a6,$a7,[$tp,#8*6] adds $acc0,$acc0,$a0 - ldr $n0,[$rp,#-8*8] + ldur $n0,[$rp,#-8*8] adcs $acc1,$acc1,$a1 ldp $a0,$a1,[$ap,#8*0] adcs $acc2,$acc2,$a2 @@ -794,7 +794,7 @@ $code.=<<___; //adc $carry,xzr,xzr // moved below cbz $cnt,.Lsqr8x8_post_condition - ldr $n0,[$tp,#-8*8] + ldur $n0,[$tp,#-8*8] ldp $a0,$a1,[$np,#8*0] ldp $a2,$a3,[$np,#8*2] ldp $a4,$a5,[$np,#8*4] @@ -852,7 +852,7 @@ $code.=<<___; ldp $a6,$a7,[$tp,#8*6] cbz $cnt,.Lsqr8x_tail_break - ldr $n0,[$rp,#-8*8] + ldur $n0,[$rp,#-8*8] adds $acc0,$acc0,$a0 adcs $acc1,$acc1,$a1 ldp $a0,$a1,[$np,#8*0] |