wbrawner/openssl
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

aes/asm/{aes-armv4|bsaes-armv7}.pl: make it work with binutils-2.29.

Browse source 
It's not clear if it's a feature or bug, but binutils-2.29[.1]
interprets 'adr' instruction with Thumb2 code reference differently,
in a way that affects calculation of addresses of constants' tables.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/4669)
This commit is contained in:
Andy Polyakov 2017-11-03 23:30:01 +01:00
parent 976b0388d0
commit b82acc3c1a
2 changed files with 6 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
crypto/aes/asm/aes-armv4.pl
View file

@ -200,7 +200,7 @@ AES_encrypt:
#ifndef __thumb2__
sub r3,pc,#8 @ AES_encrypt
#else
adr r3,AES_encrypt
adr r3,.
#endif
stmdb sp!,{r1,r4-r12,lr}
#ifdef __APPLE__
@ -450,7 +450,7 @@ _armv4_AES_set_encrypt_key:
#ifndef __thumb2__
sub r3,pc,#8 @ AES_set_encrypt_key
#else
adr r3,AES_set_encrypt_key
adr r3,.
#endif
teq r0,#0
#ifdef __thumb2__
@ -976,7 +976,7 @@ AES_decrypt:
#ifndef __thumb2__
sub r3,pc,#8 @ AES_decrypt
#else
adr r3,AES_decrypt
adr r3,.
#endif
stmdb sp!,{r1,r4-r12,lr}
#ifdef __APPLE__

6
crypto/aes/asm/bsaes-armv7.pl
View file

@ -740,7 +740,7 @@ $code.=<<___;
.type _bsaes_decrypt8,%function
.align 4
_bsaes_decrypt8:
adr $const,_bsaes_decrypt8
adr $const,.
vldmia $key!, {@XMM[9]} @ round 0 key
#ifdef __APPLE__
adr $const,.LM0ISR
@ -839,7 +839,7 @@ _bsaes_const:
.type _bsaes_encrypt8,%function
.align 4
_bsaes_encrypt8:
adr $const,_bsaes_encrypt8
adr $const,.
vldmia $key!, {@XMM[9]} @ round 0 key
#ifdef __APPLE__
adr $const,.LM0SR
@ -947,7 +947,7 @@ $code.=<<___;
.type _bsaes_key_convert,%function
.align 4
_bsaes_key_convert:
adr $const,_bsaes_key_convert
adr $const,.
vld1.8 {@XMM[7]}, [$inp]! @ load round 0 key
#ifdef __APPLE__
adr $const,.LM0