From ab763517436a177edc160c73656aba35db0f368d Mon Sep 17 00:00:00 2001
From: hpa <hpa>
Date: Tue, 15 Apr 2003 19:31:04 +0000
Subject: [PATCH] Simple memcpy() implementation

---
 memdisk/memcpy.S | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 memdisk/memcpy.S

diff --git a/memdisk/memcpy.S b/memdisk/memcpy.S
new file mode 100644
index 0000000..61c35b9
--- /dev/null
+++ b/memdisk/memcpy.S
@@ -0,0 +1,29 @@
+# $Id$
+#
+# memcpy.S
+#
+# Simple memcpy() implementation
+#
+
+	.text
+	.globl memcpy
+	.type memcpy, @function
+memcpy:
+	cld
+	pushl %edi
+	pushl %esi
+	movl 12(%esp),%edi
+	movl 16(%esp),%esi
+	movl 20(%esp),%eax
+	movl %eax,%ecx
+	shrl $2,%ecx
+	rep ; movsl
+	movl %eax,%ecx
+	andl $3,%ecx
+	rep ; movsb
+	movl 12(%esp),%eax
+	popl %esi
+	popl %edi
+	ret
+
+	.size memcpy,.-memcpy
-- 
2.7.4