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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/mempcpy.c
parentc2af38aa768d1c24b24ba1bed473aaee6c2d675e (diff)
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Call memcpy in generic mempcpy
Diffstat (limited to 'string/mempcpy.c')
-rw-r--r--string/mempcpy.c38
1 files changed, 2 insertions, 36 deletions
diff --git a/string/mempcpy.c b/string/mempcpy.c
index ba4d1c6..c0d2448 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)