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| author | Andrew Kelley <andrew@ziglang.org> | 2020-03-04 15:35:46 -0500 |
|---|---|---|
| committer | Andrew Kelley <andrew@ziglang.org> | 2020-03-04 15:35:46 -0500 |
| commit | 3178807657f0d75646c9de11ba4b23ee556e70da (patch) | |
| tree | 0e8f668368e68a3fe7b510ae00aaa5d48dc379b2 /lib/libc/include/powerpc-linux-gnu/bits/struct_mutex.h | |
| parent | 66e6f5586e314b6f4fac8b0ed0198f47ba80d4f3 (diff) | |
| parent | 6cbd1ac51af4300ef11373d16771cf011fb6e572 (diff) | |
| download | zig-3178807657f0d75646c9de11ba4b23ee556e70da.tar.gz zig-3178807657f0d75646c9de11ba4b23ee556e70da.zip | |
Merge remote-tracking branch 'origin/master' into llvm10
Diffstat (limited to 'lib/libc/include/powerpc-linux-gnu/bits/struct_mutex.h')
| -rw-r--r-- | lib/libc/include/powerpc-linux-gnu/bits/struct_mutex.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/libc/include/powerpc-linux-gnu/bits/struct_mutex.h b/lib/libc/include/powerpc-linux-gnu/bits/struct_mutex.h new file mode 100644 index 0000000000..40b5c891ec --- /dev/null +++ b/lib/libc/include/powerpc-linux-gnu/bits/struct_mutex.h @@ -0,0 +1,63 @@ +/* PowerPC internal mutex struct definitions. + Copyright (C) 2019-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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/>. */ + +#ifndef _THREAD_MUTEX_INTERNAL_H +#define _THREAD_MUTEX_INTERNAL_H 1 + +struct __pthread_mutex_s +{ + int __lock; + unsigned int __count; + int __owner; +#if __WORDSIZE == 64 + unsigned int __nusers; +#endif + /* KIND must stay at this position in the structure to maintain + binary compatibility with static initializers. */ + int __kind; +#if __WORDSIZE == 64 + short __spins; + short __elision; + __pthread_list_t __list; +# define __PTHREAD_MUTEX_HAVE_PREV 1 +#else + unsigned int __nusers; + __extension__ union + { + struct + { + short __espins; + short __elision; +# define __spins __elision_data.__espins +# define __elision __elision_data.__elision + } __elision_data; + __pthread_slist_t __list; + }; +# define __PTHREAD_MUTEX_HAVE_PREV 0 +#endif +}; + +#if __WORDSIZE == 64 +# define __PTHREAD_MUTEX_INITIALIZER(__kind) \ + 0, 0, 0, 0, __kind, 0, 0, { 0, 0 } +#else +# define __PTHREAD_MUTEX_INITIALIZER(__kind) \ + 0, 0, 0, __kind, 0, { { 0, 0 } } +#endif + +#endif
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