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Refactor several debug routines.

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To simplify additions of debug routines we replace a custom function
implementation by a simple call.
This commit is contained in:
Ondřej Bílka
2013-12-04 02:02:25 +01:00
parent 6905a19f7a
commit d674f0ef38
7 changed files with 16 additions and 288 deletions
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31
debug/memcpy_chk.c
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@ -32,34 +32,5 @@ __memcpy_chk (dstpp, srcpp, len, dstlen)
if (__builtin_expect (dstlen < len, 0))
__chk_fail ();
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 dstpp;
return memcpy (dstpp, srcpp, len);
}