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Diffstat (limited to 'linuxthreads/sysdeps/mips/pt-machine.h')
-rw-r--r--linuxthreads/sysdeps/mips/pt-machine.h92
1 files changed, 0 insertions, 92 deletions
diff --git a/linuxthreads/sysdeps/mips/pt-machine.h b/linuxthreads/sysdeps/mips/pt-machine.h
deleted file mode 100644
index 96f7a7f8c6..0000000000
--- a/linuxthreads/sysdeps/mips/pt-machine.h
+++ /dev/null
@@ -1,92 +0,0 @@
-/* Machine-dependent pthreads configuration and inline functions.
-
- Copyright (C) 1996, 1997, 1998, 2000, 2002, 2003, 2004
- Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ralf Baechle <ralf@gnu.org>.
- Based on the Alpha version by Richard Henderson <rth@tamu.edu>.
-
- 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; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc.,
- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#ifndef _PT_MACHINE_H
-#define _PT_MACHINE_H 1
-
-#include <sgidefs.h>
-#include <sys/tas.h>
-
-#ifndef PT_EI
-# define PT_EI extern inline __attribute__ ((always_inline))
-#endif
-
-extern long int testandset (int *spinlock);
-extern int __compare_and_swap (long int *p, long int oldval, long int newval);
-
-
-/* Spinlock implementation; required. */
-
-PT_EI long int
-testandset (int *spinlock)
-{
- return _test_and_set (spinlock, 1);
-}
-
-
-/* Get some notion of the current stack. Need not be exactly the top
- of the stack, just something somewhere in the current frame. */
-#define CURRENT_STACK_FRAME stack_pointer
-register char * stack_pointer __asm__ ("$29");
-
-
-/* Compare-and-swap for semaphores. */
-
-#define HAS_COMPARE_AND_SWAP
-PT_EI int
-__compare_and_swap (long int *p, long int oldval, long int newval)
-{
- long int ret, temp;
-
- __asm__ __volatile__
- ("/* Inline compare & swap */\n"
- "1:\n\t"
- ".set push\n\t"
-#if _MIPS_SIM == _ABIO32
- ".set mips2\n\t"
-#endif
-#if _MIPS_SIM == _ABI64
- "lld %1,%5\n\t"
-#else
- "ll %1,%5\n\t"
-#endif
- "move %0,$0\n\t"
- "bne %1,%3,2f\n\t"
- "move %0,%4\n\t"
-#if _MIPS_SIM == _ABI64
- "scd %0,%2\n\t"
-#else
- "sc %0,%2\n\t"
-#endif
- ".set pop\n\t"
- "beqz %0,1b\n"
- "2:\n\t"
- "/* End compare & swap */"
- : "=&r" (ret), "=&r" (temp), "=m" (*p)
- : "r" (oldval), "r" (newval), "m" (*p)
- : "memory");
-
- return ret;
-}
-
-#endif /* pt-machine.h */