# HG changeset patch
# User Pascal Bellard <pascal.bellard@slitaz.org>
# Date 1465210171 -7200
# Node ID 2638f54b93f147191b106f19e49ade12e2c5dc0a
# Parent  922ed71c2f6dad6a9871ee5c6c228901143df7d2
memtest: fix sysmove direction

diff -r 922ed71c2f6d -r 2638f54b93f1 memtest/stuff/bootloader.S
--- a/memtest/stuff/bootloader.S	Sun Jun 05 16:28:03 2016 +0200
+++ b/memtest/stuff/bootloader.S	Mon Jun 06 12:49:31 2016 +0200
@@ -211,6 +211,8 @@
 	pushw	%es
 	popw	%ss
 	movw	%ds, %bx
+	shrw	$4, %si
+	addw	%si, %bx
 	subw	%ax, %bx
 	jnc	forward
 	addw	%bp, %ax
@@ -222,12 +224,11 @@
 	sbbw	%dx, %dx		// %dx = 0 : -1
 	cmc				//  C  = 1 :  0
 	adcw	%dx, %ax
+	xorw	%si, %si
 	xorw	%di, %di
 	movb	$8, %cl
-	pushw	%si
 	rep
 	  movsw
-	popw	%si
 	decw	%bp
 	jns	forward
 #ifndef NO_CURSOR_DEFINITION