diff options
Diffstat (limited to 'newlib/libc/machine/spu/strncmp_ea.c')
-rw-r--r-- | newlib/libc/machine/spu/strncmp_ea.c | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/newlib/libc/machine/spu/strncmp_ea.c b/newlib/libc/machine/spu/strncmp_ea.c deleted file mode 100644 index 1a4f366ee..000000000 --- a/newlib/libc/machine/spu/strncmp_ea.c +++ /dev/null @@ -1,87 +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 <string.h> -#include <stddef.h> -#include <spu_intrinsics.h> -#include <spu_cache.h> -#include "ea_internal.h" -#include "strncmp.h" -#include <ea.h> - -COMPAT_EA_ALIAS (strncmp_ea); - -int -strncmp_ea (__ea void *s1, __ea const void *s2, size_ea_t n3) -{ - __ea void *curr_s1 = (__ea void *) s1; - __ea void *curr_s2 = (__ea void *) s2; - void *l_s1; - void *l_s2; - int min; - size_ea_t s2_n; - size_ea_t s1_n; - int ret; - vec_uint4 end_v; - - ret = 0; /* in case n3 is 0 */ - while (n3) - { - l_s2 = __cache_fetch (curr_s2); - l_s1 = __cache_fetch (curr_s1); - - /* - * Use the smaller of the size left to compare (n3), the space left in - * s2 cacheline (s2_n), or the space left in the s1 cacheline (s1_n) - */ - s2_n = ROUND_UP_NEXT_128 ((size_ea_t) curr_s2) - (size_ea_t) curr_s2; - s1_n = ROUND_UP_NEXT_128 ((size_ea_t) curr_s1) - (size_ea_t) curr_s1; - min = three_way_min (s2_n, s1_n, n3); - - ret = _strncmp_internal (l_s1, l_s2, min, &end_v, 1); - /* - * Only the first slot of end_v is set. - */ - /* if (ret || spu_extract(spu_cmpeq(end_v, 0), 0)) { */ - /* if (ret || spu_extract(spu_gather(spu_cmpeq(end_v, 0)), 0)) { */ - if (ret || spu_extract (end_v, 0)) - /* - * If any NUL values were seen (end_v values of zero) we still have - * to return ret, as it might not be zero. - */ - return ret; - - curr_s2 += min; - curr_s1 += min; - n3 -= min; - } - return ret; -} |