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authorRoland McGrath <roland@gnu.org>2005-07-03 04:40:34 +0000
committerRoland McGrath <roland@gnu.org>2005-07-03 04:40:34 +0000
commit88e3fbcb5d6829f8980d6bb356b1c0cd7a38187b (patch)
tree41b73f55c91439f87d82e5d32b9d8e46e82ce3c1 /linuxthreads/sysdeps/m68k
parentd19b1b4f2ff49e085b55e8564b52ca17b028e335 (diff)
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linuxthreads, linuxthreads_db: Directories removed (preserved in ports repository).
Diffstat (limited to 'linuxthreads/sysdeps/m68k')
-rw-r--r--linuxthreads/sysdeps/m68k/pspinlock.c82
-rw-r--r--linuxthreads/sysdeps/m68k/pt-machine.h69
2 files changed, 0 insertions, 151 deletions
diff --git a/linuxthreads/sysdeps/m68k/pspinlock.c b/linuxthreads/sysdeps/m68k/pspinlock.c
deleted file mode 100644
index 30b9b9e8b9..0000000000
--- a/linuxthreads/sysdeps/m68k/pspinlock.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* POSIX spinlock implementation.  M68k version.
-   Copyright (C) 2000 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; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#include <errno.h>
-#include <pthread.h>
-#include "internals.h"
-
-
-int
-__pthread_spin_lock (pthread_spinlock_t *lock)
-{
-  unsigned int val;
-
-  do
-    asm volatile ("tas %1; sne %0"
-		  : "=dm" (val), "=m" (*lock)
-		  : "m" (*lock)
-		  : "cc");
-  while (val);
-
-  return 0;
-}
-weak_alias (__pthread_spin_lock, pthread_spin_lock)
-
-
-int
-__pthread_spin_trylock (pthread_spinlock_t *lock)
-{
-  unsigned int val;
-
-  asm volatile ("tas %1; sne %0"
-		: "=dm" (val), "=m" (*lock)
-		: "m" (*lock)
-		: "cc");
-
-  return val ? EBUSY : 0;
-}
-weak_alias (__pthread_spin_trylock, pthread_spin_trylock)
-
-
-int
-__pthread_spin_unlock (pthread_spinlock_t *lock)
-{
-  return *lock = 0;
-}
-weak_alias (__pthread_spin_unlock, pthread_spin_unlock)
-
-
-int
-__pthread_spin_init (pthread_spinlock_t *lock, int pshared)
-{
-  /* We can ignore the `pshared' parameter.  Since we are busy-waiting
-     all processes which can access the memory location `lock' points
-     to can use the spinlock.  */
-  return *lock = 0;
-}
-weak_alias (__pthread_spin_init, pthread_spin_init)
-
-
-int
-__pthread_spin_destroy (pthread_spinlock_t *lock)
-{
-  /* Nothing to do.  */
-  return 0;
-}
-weak_alias (__pthread_spin_destroy, pthread_spin_destroy)
diff --git a/linuxthreads/sysdeps/m68k/pt-machine.h b/linuxthreads/sysdeps/m68k/pt-machine.h
deleted file mode 100644
index ad524d6d2e..0000000000
--- a/linuxthreads/sysdeps/m68k/pt-machine.h
+++ /dev/null
@@ -1,69 +0,0 @@
-/* Machine-dependent pthreads configuration and inline functions.
-   m68k version.
-   Copyright (C) 1996, 1998, 2000, 2002, 2003 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed 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
-
-#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)
-{
-  char ret;
-
-  __asm__ __volatile__("tas %1; sne %0"
-       : "=dm"(ret), "=m"(*spinlock)
-       : "m"(*spinlock)
-       : "cc");
-
-  return ret;
-}
-
-
-/* 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__ ("%sp");
-
-
-/* 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)
-{
-  char ret;
-  long int readval;
-
-  __asm__ __volatile__ ("casl %2, %3, %1; seq %0"
-			: "=dm" (ret), "=m" (*p), "=d" (readval)
-			: "d" (newval), "m" (*p), "2" (oldval));
-
-  return ret;
-}
-
-#endif /* pt-machine.h */