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author | Roland McGrath <roland@gnu.org> | 2006-02-21 02:30:10 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 2006-02-21 02:30:10 +0000 |
commit | 0d5cb2c74f3df8253834274843b4eb8cdc5dd651 (patch) | |
tree | 2fe51864d69ef66f0490d39c89729303bf584821 /sysdeps/mach/mips/machine-lock.h | |
parent | 0ca3379de12f639ccaedaf145871f6d4cfaa73b4 (diff) | |
download | glibc-0d5cb2c74f3df8253834274843b4eb8cdc5dd651.zip glibc-0d5cb2c74f3df8253834274843b4eb8cdc5dd651.tar.gz glibc-0d5cb2c74f3df8253834274843b4eb8cdc5dd651.tar.bz2 |
[BZ #2329]
2006-02-20 Roland McGrath <roland@redhat.com>
* sysdeps/mips: Directory removed, saved in ports repository.
* sysdeps/unix/mips: Likewise.
* sysdeps/unix/sysv/linux/mips: Likewise.
* sysdeps/mach/mips: Likewise.
* sysdeps/mach/hurd/mips: Likewise.
* shlib-versions: Remove mips matches, now in ports fragment.
* sysdeps/unix/sysv/linux/kernel-features.h: Likewise.
* configure.in (machine): Likewise.
* configure: Regenerated.
2006-02-15 Thomas Schwinge <tschwinge@gnu.org>
[BZ #2329]
* include/unistd.h (__getresuid, __getresgid, __setresuid)
(__setresgid): Fix argument name order in prototypes.
* posix/unistd.h (getresuid, getresgid, setresuid, setresgid):
Likewise.
* posix/getresuid.c (__getresuid): Fix argument order in definition.
* posix/getresgid.c (__getresgid): Likewise.
* posix/setresuid.c (__setresuid): Likewise.
* posix/setresgid.c (__setresgid): Likewise.
* sysdeps/mach/hurd/getresuid.c (__getresuid): Likewise.
* sysdeps/mach/hurd/getresgid.c (__getresgid): Likewise.
* sysdeps/mach/hurd/setresuid.c (__setresuid): Likewise.
* sysdeps/mach/hurd/setresgid.c (__setresgid): Likewise.
Reported by Samuel Thibault <samuel.thibault@ens-lyon.org>.
Diffstat (limited to 'sysdeps/mach/mips/machine-lock.h')
-rw-r--r-- | sysdeps/mach/mips/machine-lock.h | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/sysdeps/mach/mips/machine-lock.h b/sysdeps/mach/mips/machine-lock.h deleted file mode 100644 index eccc720..0000000 --- a/sysdeps/mach/mips/machine-lock.h +++ /dev/null @@ -1,92 +0,0 @@ -/* Machine-specific definition for spin locks. MIPS version. - Copyright (C) 1996, 1997 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _MACHINE_LOCK_H -#define _MACHINE_LOCK_H - -/* To get the TAS pseudo-instruction. */ -#include <mach/mips/mips_instruction.h> - -/* The type of a spin lock variable. */ - -typedef __volatile int __spin_lock_t; - -/* Value to initialize `__spin_lock_t' variables to. */ - -#define __SPIN_LOCK_INITIALIZER 0 - - -#ifndef _EXTERN_INLINE -#define _EXTERN_INLINE extern __inline -#endif - -/* Unlock LOCK. */ - -_EXTERN_INLINE void -__spin_unlock (__spin_lock_t *__lock) -{ - *__lock = 0; -} - -/* Try to lock LOCK; return nonzero if we locked it, zero if another has. */ - -_EXTERN_INLINE int -__spin_try_lock (register __spin_lock_t *__lock) -{ -#if (__mips >= 2) - int __rtn; - - __asm__ __volatile (".set noreorder"); -#if (__mips64) - __asm__ __volatile ("lld %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#else - __asm__ __volatile ("ll %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#endif - if (__rtn) - return 0; - __asm__ __volatile ("move %0,%1" : "=r" (__rtn) : "r" (__lock)); -#if (__mips64) - __asm__ __volatile ("scd %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#else - __asm__ __volatile ("sc %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#endif - __asm__ __volatile (".set reorder"); - return __rtn; -#else - register int __rtn __asm__ ("a0"); - - /* Use the Mach microkernel's emulated TAS pseudo-instruction. */ - __asm__ __volatile (".set noreorder"); - __asm__ __volatile (".word %1" : "=r" (__rtn) : "i" (op_tas), "0" (__lock)); - __asm__ __volatile ("nop"); - __asm__ __volatile (".set reorder"); - return __rtn ^ (int) __lock; -#endif -} - -/* Return nonzero if LOCK is locked. */ - -_EXTERN_INLINE int -__spin_lock_locked (__spin_lock_t *__lock) -{ - return *__lock != 0; -} - - -#endif /* machine-lock.h */ |