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authorOndrej Bilka <neleai@seznam.cz>2013-02-13 12:57:41 +0100
committerOndrej Bilka <neleai@seznam.cz>2013-02-13 12:57:41 +0100
commit170704c9ecf838706b59c353bcd3503f8f74bb48 (patch)
treec7a1163cbb053859c2912b87b9ab9c2bd0f95ad7 /string
parentc2af38aa768d1c24b24ba1bed473aaee6c2d675e (diff)
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Call memcpy in generic mempcpy
Diffstat (limited to 'string')
-rw-r--r--string/mempcpy.c38
1 files changed, 2 insertions, 36 deletions
diff --git a/string/mempcpy.c b/string/mempcpy.c
index ba4d1c6bcd..c0d2448205 100644
--- a/string/mempcpy.c
+++ b/string/mempcpy.c
@@ -20,48 +20,14 @@
    <http://www.gnu.org/licenses/>.  */
 
 #include <string.h>
-#include <memcopy.h>
-#include <pagecopy.h>
 
 #undef mempcpy
 #undef __mempcpy
 
 void *
-__mempcpy (dstpp, srcpp, len)
-     void *dstpp;
-     const void *srcpp;
-     size_t len;
+__mempcpy (void *dest, const void *src, size_t len)
 {
-  unsigned long int dstp = (long int) dstpp;
-  unsigned long int srcp = (long int) srcpp;
-
-  /* Copy from the beginning to the end.  */
-
-  /* If there not too few bytes to copy, use word copy.  */
-  if (len >= OP_T_THRES)
-    {
-      /* Copy just a few bytes to make DSTP aligned.  */
-      len -= (-dstp) % OPSIZ;
-      BYTE_COPY_FWD (dstp, srcp, (-dstp) % OPSIZ);
-
-      /* Copy whole pages from SRCP to DSTP by virtual address manipulation,
-	 as much as possible.  */
-
-      PAGE_COPY_FWD_MAYBE (dstp, srcp, len, len);
-
-      /* Copy from SRCP to DSTP taking advantage of the known alignment of
-	 DSTP.  Number of bytes remaining is put in the third argument,
-	 i.e. in LEN.  This number may vary from machine to machine.  */
-
-      WORD_COPY_FWD (dstp, srcp, len, len);
-
-      /* Fall out and copy the tail.  */
-    }
-
-  /* There are just a few bytes to copy.  Use byte memory operations.  */
-  BYTE_COPY_FWD (dstp, srcp, len);
-
-  return (void *) dstp;
+  return memcpy (dest, src, len) + len;
 }
 libc_hidden_def (__mempcpy)
 weak_alias (__mempcpy, mempcpy)