X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=threefish512_enc_asm.S;h=cc2967fc4baee981dd08036e0ef9ff677e1240e5;hb=ff9f1b74e757f2f67b11c51f65b12fffaa02e18d;hp=bb6ff2d52e6ef6d63368e7915ae716f5fef9e5ba;hpb=d1d3ca64870a4cc4ee0659db7b4387e1dd51549f;p=avr-crypto-lib.git

diff --git a/threefish512_enc_asm.S b/threefish512_enc_asm.S
index bb6ff2d..cc2967f 100644
--- a/threefish512_enc_asm.S
+++ b/threefish512_enc_asm.S
@@ -103,6 +103,17 @@ threefish512_init:
 	st Z+, A7
 	/* now the tweak */
 	movw r26, r22
+	tst r27
+	brne 3f
+	tst r26
+	brne 3f
+	ldi r26, 3*8
+1:
+	st Z+, r1
+	dec r26
+	brne 1b
+	rjmp 9f
+3:	
 	ld A0, X+
 	ld A1, X+
 	ld A2, X+
@@ -151,6 +162,7 @@ threefish512_init:
 	st Z+, A5
 	st Z+, A6
 	st Z+, A7
+9:
 	pop_range 14, 17
 	ret