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Diffstat (limited to 'sysdeps/tile/tilepro/rawmemchr.c')
-rw-r--r--sysdeps/tile/tilepro/rawmemchr.c45
1 files changed, 0 insertions, 45 deletions
diff --git a/sysdeps/tile/tilepro/rawmemchr.c b/sysdeps/tile/tilepro/rawmemchr.c
deleted file mode 100644
index 164028d545..0000000000
--- a/sysdeps/tile/tilepro/rawmemchr.c
+++ /dev/null
@@ -1,45 +0,0 @@
-/* Copyright (C) 2011-2016 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
-
- 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, see
- <http://www.gnu.org/licenses/>. */
-
-#include <string.h>
-#include <stdint.h>
-
-void *
-__rawmemchr (const void *s, int c)
-{
- /* Get an aligned pointer. */
- const uintptr_t s_int = (uintptr_t) s;
- const uint32_t *p = (const uint32_t *) (s_int & -4);
-
- /* Create four copies of the byte for which we are looking. */
- const uint32_t goal = 0x01010101 * (uint8_t) c;
-
- /* Read the first word, but munge it so that bytes before the array
- will not match goal. Note that this shift count expression works
- because we know shift counts are taken mod 32. */
- const uint32_t before_mask = (1 << (s_int << 3)) - 1;
- uint32_t v = (*p | before_mask) ^ (goal & before_mask);
-
- uint32_t bits;
- while ((bits = __insn_seqb (v, goal)) == 0)
- v = *++p;
-
- return ((char *) p) + (__insn_ctz (bits) >> 3);
-}
-libc_hidden_def (__rawmemchr)
-weak_alias (__rawmemchr, rawmemchr)