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https://github.com/tobast/libunwind-eh_elf.git
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aed6c8b994
Fixup commit 39b83981 ("Flush icache with __builtin___clear_cache() in
tests when compiling with GCC") to fix compilation with older GCC
versions that do not provide __builtin___clear_cache().
38 lines
1.4 KiB
C
38 lines
1.4 KiB
C
/* libunwind - a platform-independent unwind library
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Copyright (C) 2012 Tommi Rantala <tt.rantala@gmail.com>
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#ifndef FLUSH_CACHE_H
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#define FLUSH_CACHE_H
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE__BUILTIN___CLEAR_CACHE
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#define flush_cache(ADDR, LEN) \
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__builtin___clear_cache((ADDR), (ADDR) + (LEN))
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#else
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#include <stddef.h>
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extern void flush_cache (void *addr, size_t len);
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#endif
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#endif /* FLUSH_CACHE_H */
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