From: Niels Möller <nisse@lysator.liu.se>
Date: Wed, 15 May 2002 09:42:05 +0000 (+0200)
Subject: (aes_encrypt): Use AES_SUBST_BYTE.
X-Git-Tag: nettle_1.6_release_20021003~150
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=09afcaa36218d562d8855809541e37a925134258;p=thirdparty%2Fnettle.git

(aes_encrypt): Use AES_SUBST_BYTE.

Rev: src/nettle/x86/aes-encrypt.asm:1.16
---

diff --git a/x86/aes-encrypt.asm b/x86/aes-encrypt.asm
index f8487c31..32b266ad 100644
--- a/x86/aes-encrypt.asm
+++ b/x86/aes-encrypt.asm
@@ -114,25 +114,7 @@ aes_encrypt:
 	C S-box substitution
 	mov	$4,%edi
 .Lsubst:	
-	movl	%eax,%ebp
-	andl	$0x000000ff,%ebp
-	movb	AES_SBOX + _aes_encrypt_table (%ebp),%al
-	roll	$8,%eax
-
-	movl	%ebx,%ebp
-	andl	$0x000000ff,%ebp
-	movb	AES_SBOX + _aes_encrypt_table (%ebp),%bl
-	roll	$8,%ebx
-
-	movl	%ecx,%ebp
-	andl	$0x000000ff,%ebp
-	movb	AES_SBOX + _aes_encrypt_table (%ebp),%cl
-	roll	$8,%ecx
-
-	movl	%edx,%ebp
-	andl	$0x000000ff,%ebp
-	movb	AES_SBOX + _aes_encrypt_table (%ebp),%dl
-	roll	$8,%edx
+	AES_SUBST_BYTE(_aes_encrypt_table)
 
 	decl	%edi
 	jnz	.Lsubst