From fea9ee6ee458e589b23ef5b62b572ceddc063960 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Thu, 16 May 2002 01:32:32 +0200
Subject: [PATCH] Work in progress, source loop unrolling.

Rev: src/nettle/sparc/aes.asm:1.115
---
 sparc/aes.asm | 82 ++++++++++++++++++++++++++-------------------------
 1 file changed, 42 insertions(+), 40 deletions(-)

diff --git a/sparc/aes.asm b/sparc/aes.asm
index cb63816e..347cac3f 100644
--- a/sparc/aes.asm
+++ b/sparc/aes.asm
@@ -277,47 +277,49 @@ C .Lsource_loop:
 	C add	src, 4, src
 	
 	C i = 2
-	ldub	[src+3], t3
-	ldub	[src+2], t2
-	sll	t3, 24, t3
-	ldub	[src+1], t1
-	
-	sll	t2, 16, t2
-	or	t3, t2, t3
-	ldub	[src], t0
-	sll	t1, 8, t1
-	
-	! Get subkey
-	ld	[src+%g2], t2
-	or	t3, t1, t3
-	or	t3, t0, t3
-	xor	t3, t2, t3
-	
-	C cmp	src, %g1
-	st	t3, [src+%g3]
-	C bleu	.Lsource_loop
-	add	src, 4, src
+	AES_LOAD(8)
+	C ldub	[src+3], t3
+	C ldub	[src+2], t2
+	C sll	t3, 24, t3
+	C ldub	[src+1], t1
+	C 
+	C sll	t2, 16, t2
+	C or	t3, t2, t3
+	C ldub	[src], t0
+	C sll	t1, 8, t1
+	C 
+	C ! Get subkey
+	C ld	[src+%g2], t2
+	C or	t3, t1, t3
+	C or	t3, t0, t3
+	C xor	t3, t2, t3
+	C 
+	C C cmp	src, %g1
+	C st	t3, [src+%g3]
+	C C bleu	.Lsource_loop
+	C add	src, 4, src
 	C i = 3
-	ldub	[src+3], t3
-	ldub	[src+2], t2
-	sll	t3, 24, t3
-	ldub	[src+1], t1
-	
-	sll	t2, 16, t2
-	or	t3, t2, t3
-	ldub	[src], t0
-	sll	t1, 8, t1
-	
-	! Get subkey
-	ld	[src+%g2], t2
-	or	t3, t1, t3
-	or	t3, t0, t3
-	xor	t3, t2, t3
-	
-	C cmp	src, %g1
-	st	t3, [src+%g3]
-	C bleu	.Lsource_loop
-	add	src, 4, src
+	AES_LOAD(12)
+	C ldub	[src+3], t3
+	C ldub	[src+2], t2
+	C sll	t3, 24, t3
+	C ldub	[src+1], t1
+	C 
+	C sll	t2, 16, t2
+	C or	t3, t2, t3
+	C ldub	[src], t0
+	C sll	t1, 8, t1
+	C 
+	C ! Get subkey
+	C ld	[src+%g2], t2
+	C or	t3, t1, t3
+	C or	t3, t0, t3
+	C xor	t3, t2, t3
+	C 
+	C C cmp	src, %g1
+	C st	t3, [src+%g3]
+	C C bleu	.Lsource_loop
+	C add	src, 4, src
 
 	C End loop
 	
-- 
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