From a334319f6530564d22e775935d9c91663623a1b4 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 22 Dec 2004 20:10:10 +0000 Subject: (CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4. --- string/mempcpy.c | 69 -------------------------------------------------------- 1 file changed, 69 deletions(-) delete mode 100644 string/mempcpy.c (limited to 'string/mempcpy.c') diff --git a/string/mempcpy.c b/string/mempcpy.c deleted file mode 100644 index a72617e86f..0000000000 --- a/string/mempcpy.c +++ /dev/null @@ -1,69 +0,0 @@ -/* Copy memory to memory until the specified number of bytes - has been copied, return pointer to following byte. - Overlap is NOT handled correctly. - Copyright (C) 1991, 1997, 1998, 2002, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Torbjorn Granlund (tege@sics.se). - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include -#include -#include - -#undef mempcpy -#undef __mempcpy - -void * -__mempcpy (dstpp, srcpp, len) - void *dstpp; - const void *srcpp; - 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; -} -libc_hidden_def (__mempcpy) -weak_alias (__mempcpy, mempcpy) -libc_hidden_builtin_def (mempcpy) -- cgit v1.2.3