diff options
Diffstat (limited to 'newlib/libc/machine/spu/memmove_ea.c')
-rw-r--r-- | newlib/libc/machine/spu/memmove_ea.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/newlib/libc/machine/spu/memmove_ea.c b/newlib/libc/machine/spu/memmove_ea.c deleted file mode 100644 index 356ab5669..000000000 --- a/newlib/libc/machine/spu/memmove_ea.c +++ /dev/null @@ -1,77 +0,0 @@ -/* -(C) Copyright IBM Corp. 2007, 2008 - -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - -* Redistributions of source code must retain the above copyright notice, -this list of conditions and the following disclaimer. -* Redistributions in binary form must reproduce the above copyright -notice, this list of conditions and the following disclaimer in the -documentation and/or other materials provided with the distribution. -* Neither the name of IBM nor the names of its contributors may be -used to endorse or promote products derived from this software without -specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -POSSIBILITY OF SUCH DAMAGE. - -*/ - -#include <stddef.h> -#include <spu_cache.h> -#include "ea_internal.h" -#include <ea.h> -#include <string.h> - -COMPAT_EA_ALIAS (memmove_ea); - -__ea void * -memmove_ea (__ea void *dest, __ea const void *src, size_ea_t n) -{ - __ea void *curr_dest = dest; - __ea void *curr_src; - void *l_dest; - void *l_src; - size_ea_t local_n; - size_ea_t src_n; - size_ea_t dst_n; - - curr_src = (__ea void *) src; - while (n) - { - l_src = __cache_fetch (curr_src); - - /* - * use the smaller of the size left to copy (n), the space left in the - * src cacheline (src_n), or the space left in the destination - * cacheline (dst_n). - */ - src_n = ROUND_UP_NEXT_128 ((size_ea_t) curr_src) - (size_ea_t) curr_src; - dst_n = - ROUND_UP_NEXT_128 ((size_ea_t) curr_dest) - (size_ea_t) curr_dest; - local_n = three_way_min (src_n, dst_n, n); - - l_dest = __cache_fetch_dirty (curr_dest, local_n); - - memmove (l_dest, l_src, local_n); - - /* update values to take into account what we copied */ - curr_src += local_n; - curr_dest += local_n; - n -= local_n; - } - - return dest; -} |