From 3feac9465eadcaf0bcb4712b3ee0e872a2aa8b1d Mon Sep 17 00:00:00 2001
From: Michael Brown <mcb30@etherboot.org>
Date: Sun, 15 Jul 2007 01:25:13 +0100
Subject: [PATCH] "not" doesn't affect flags, "xor $-1" does.

---
 src/arch/i386/prefix/unnrv2b.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/arch/i386/prefix/unnrv2b.S b/src/arch/i386/prefix/unnrv2b.S
index 50776dc9..d62441a9 100644
--- a/src/arch/i386/prefix/unnrv2b.S
+++ b/src/arch/i386/prefix/unnrv2b.S
@@ -128,7 +128,7 @@ loop1_n2b:
 	shl	$8, %xAX	
 	movb	(%xSI), %al	/* m_off = (m_off - 3)*256 + src[ilen++] */
 	inc	%xSI
-	not	%xAX	
+	xor	$-1, %xAX
 	jz	decompr_end_n2b	/* if (m_off == 0xffffffff) goto decomp_end_n2b */
 	mov	%xAX, %xBP	/* last_m_off = m_off ?*/
 decompr_ebpeax_n2b: