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author | ed <ed@FreeBSD.org> | 2013-06-15 09:04:10 +0000 |
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committer | ed <ed@FreeBSD.org> | 2013-06-15 09:04:10 +0000 |
commit | 48e709729463158dfd3ccd68d23ec12ef93586c0 (patch) | |
tree | c659171aa7defdb6220b20a6d6c619541f3c19c7 /lib/libcompiler_rt/__sync_fetch_and_op_n.h | |
parent | 1fdf0e5b3c9f3f1c562253bf991879774e6a7e9c (diff) | |
download | FreeBSD-src-48e709729463158dfd3ccd68d23ec12ef93586c0.zip FreeBSD-src-48e709729463158dfd3ccd68d23ec12ef93586c0.tar.gz |
Let ARM use the custom tailored atomic intrinsics.
Diffstat (limited to 'lib/libcompiler_rt/__sync_fetch_and_op_n.h')
-rw-r--r-- | lib/libcompiler_rt/__sync_fetch_and_op_n.h | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/lib/libcompiler_rt/__sync_fetch_and_op_n.h b/lib/libcompiler_rt/__sync_fetch_and_op_n.h deleted file mode 100644 index 524c1cf..0000000 --- a/lib/libcompiler_rt/__sync_fetch_and_op_n.h +++ /dev/null @@ -1,56 +0,0 @@ -/*- - * Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/types.h> -#include <machine/atomic.h> - -#ifdef __clang__ -static TYPE -atomic_func(volatile TYPE *ptr, TYPE value, ...) -#else -TYPE -NAME(volatile TYPE *ptr, TYPE value) -#endif -{ - TYPE t; - -#ifdef FETCHADD - t = FETCHADD(ptr, value); -#else - do { - t = *ptr; - } while (!CMPSET(ptr, t, EXPRESSION)); -#endif - - return (t); -} - -#ifdef __clang__ -__strong_reference(atomic_func, NAME); -#endif |