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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/blackfin/lib/strcpy.S
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
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 00000000..a6a0c636
--- /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)