diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/mips/sys/tas.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/mips/sys/tas.h | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/sys/tas.h b/sysdeps/unix/sysv/linux/mips/sys/tas.h deleted file mode 100644 index 1183b867b8..0000000000 --- a/sysdeps/unix/sysv/linux/mips/sys/tas.h +++ /dev/null @@ -1,67 +0,0 @@ -/* Copyright (C) 2000, 2002, 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Maciej W. Rozycki <macro@ds2.pg.gda.pl>, 2000. - - 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _SYS_TAS_H -#define _SYS_TAS_H 1 - -#include <features.h> -#include <sgidefs.h> - -__BEGIN_DECLS - -extern int _test_and_set (int *p, int v) __THROW; - -#ifdef __USE_EXTERN_INLINES - -# ifndef _EXTERN_INLINE -# define _EXTERN_INLINE extern __inline -# endif - -_EXTERN_INLINE int -__NTH (_test_and_set (int *p, int v)) -{ - int r, t; - - __asm__ __volatile__ - ("/* Inline test and set */\n" - "1:\n\t" - ".set push\n\t" -#if _MIPS_SIM == _ABIO32 - ".set mips2\n\t" -#endif - "ll %0,%3\n\t" - "move %1,%4\n\t" - "beq %0,%4,2f\n\t" - "sc %1,%2\n\t" - ".set pop\n\t" - "beqz %1,1b\n" - "2:\n\t" - "/* End test and set */" - : "=&r" (r), "=&r" (t), "=m" (*p) - : "m" (*p), "r" (v) - : "memory"); - - return r; -} - -#endif /* __USE_EXTERN_INLINES */ - -__END_DECLS - -#endif /* sys/tas.h */ |