From: Niels Möller <nisse@lysator.liu.se>
Date: Wed, 15 May 2002 23:55:02 +0000 (+0200)
Subject: (AES_LOAD): Eliminated t3.
X-Git-Tag: nettle_1.6_release_20021003~94
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=697a900b9a9b04aa59619bf7affd4512437b83b2;p=thirdparty%2Fnettle.git

(AES_LOAD): Eliminated t3.

Rev: src/nettle/sparc/aes.asm:1.121
---

diff --git a/sparc/aes.asm b/sparc/aes.asm
index 716d4a81..cdcfa351 100644
--- a/sparc/aes.asm
+++ b/sparc/aes.asm
@@ -70,36 +70,19 @@ define(<AES_LOAD>, <
 	ldub	[src+$1+1], t1
 	ldub	[src+$1+2], t2
 	sll	t1, 8, t1
+	
 	or	t0, t1, t0	
 	ldub	[src+$1+3], t1
-	sll	t1, 24, t1
-	
 	sll	t2, 16, t2
-	or	t1, t2, t1
-
+	or	t0, t2, t0
 	
+	sll	t1, 24, t1
 	! Get subkey
 	ld	[ctx + $1], t2
-	or	t1, t0, t0
+	or	t0, t1, t0
 	xor	t0, t2, t0
 	
-	st	t0, [wtxt+$1]
-	C add	src, 4, src
-	
-	C ldub	[src + $1], t0
-	C ldub	[src + $1 + 1], t1
-	C sll	t1, 8, t1
-	C or	t0, t1, t0
-	C ldub	[src + $1 + 2], t2
-	C sll	t2, 16, t2
-	C or	t0, t2, t0
-	C ldub	[src + $1 + 3], t1
-	C sll	t1, 24, t1
-	C or	t0, t1, t0
-	C ld	[key + $1], t2
-	C xor	t0, t2, t0
-	C st	t0, [wtxt + $1]
-	>)dnl
+	st	t0, [wtxt+$1]>)dnl
 
 C AES_ROUND(i)
 C Compute one word in the round function.