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authorMichal Marek <mmarek@suse.cz>2010-08-04 13:59:13 +0200
committerMichal Marek <mmarek@suse.cz>2010-08-04 13:59:13 +0200
commit772320e84588dcbe1600ffb83e5f328f2209ac2a (patch)
treea7de21b79340aeaa17c58126f6b801b82c77b53a /arch/blackfin/lib/strcpy.S
parentmodpost: support objects with more than 64k sections (diff)
parentLinux 2.6.35 (diff)
downloadlinux-772320e84588dcbe1600ffb83e5f328f2209ac2a.tar.xz
linux-772320e84588dcbe1600ffb83e5f328f2209ac2a.zip
Merge commit 'v2.6.35' into kbuild/kbuild
Conflicts: arch/powerpc/Makefile
Diffstat (limited to 'arch/blackfin/lib/strcpy.S')
-rw-r--r--arch/blackfin/lib/strcpy.S35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/blackfin/lib/strcpy.S b/arch/blackfin/lib/strcpy.S
new file mode 100644
index 000000000000..a6a0c6363806
--- /dev/null
+++ b/arch/blackfin/lib/strcpy.S
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2005-2010 Analog Devices Inc.
+ *
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
+ */
+
+#include <linux/linkage.h>
+
+/* void *strcpy(char *dest, const char *src);
+ * R0 = address (dest)
+ * R1 = address (src)
+ *
+ * Returns a pointer to the destination string dest
+ */
+
+#ifdef CONFIG_STRCPY_L1
+.section .l1.text
+#else
+.text
+#endif
+
+.align 2
+
+ENTRY(_strcpy)
+ P0 = R0 ; /* dst*/
+ P1 = R1 ; /* src*/
+
+1:
+ R1 = B [P1++] (Z);
+ B [P0++] = R1;
+ CC = R1;
+ if cc jump 1b (bp);
+ RTS;
+
+ENDPROC(_strcpy)