diff options
Diffstat (limited to 'libpthread/nptl/sysdeps/unix/sysv/linux/kvx/sysdep-cancel.h')
-rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/kvx/sysdep-cancel.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/kvx/sysdep-cancel.h b/libpthread/nptl/sysdeps/unix/sysv/linux/kvx/sysdep-cancel.h new file mode 100644 index 000000000..09f538fc2 --- /dev/null +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/kvx/sysdep-cancel.h @@ -0,0 +1,43 @@ +/* + * This file is subject to the terms and conditions of the LGPV V2.1 + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2019 Kalray Inc. + */ + +#include <sysdep.h> +#include <tls.h> +#ifndef __ASSEMBLER__ +# include <pthreadP.h> +#endif + +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt + +# if defined IS_IN_libpthread +# define __local_multiple_threads __pthread_multiple_threads +# elif !defined NOT_IN_libc +# define __local_multiple_threads __libc_multiple_threads +# endif + +# if defined IS_IN_libpthread || !defined NOT_IN_libc +extern int __local_multiple_threads attribute_hidden; +# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) +# else +/* There is no __local_multiple_threads for librt, so use the TCB. */ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +# endif + +#else + +/* For rtld, et cetera. */ +# define SINGLE_THREAD_P 1 +# define NO_CANCELLATION 1 + +#endif + +# define RTLD_SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) |