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Diffstat (limited to 'ports/sysdeps/am33/linuxthreads/pspinlock.c')
-rw-r--r--ports/sysdeps/am33/linuxthreads/pspinlock.c73
1 files changed, 0 insertions, 73 deletions
diff --git a/ports/sysdeps/am33/linuxthreads/pspinlock.c b/ports/sysdeps/am33/linuxthreads/pspinlock.c
deleted file mode 100644
index 8113907a7a..0000000000
--- a/ports/sysdeps/am33/linuxthreads/pspinlock.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/* POSIX spinlock implementation.  AM33 version.
-   Copyright 2001-2014 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 Library General Public License as
-   published by the Free Software Foundation; either version 2 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
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library.  If not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <pthread.h>
-#include "internals.h"
-
-int
-__pthread_spin_lock (pthread_spinlock_t *lock)
-{
-  __asm__ __volatile__("1: bset %1, (%0); beq 1b"
-		       : : "a" (lock), "d" (1) : "memory");
-  return 0;
-}
-weak_alias (__pthread_spin_lock, pthread_spin_lock)
-
-
-int
-__pthread_spin_trylock (pthread_spinlock_t *lock)
-{
-  int oldval = 1;
-
-  __asm__ __volatile__ ("bset %0, (%1); beq 1f; clr %0; 1:" :
-			"+d" (oldval) : "a" (lock) : "memory");
-
-  return oldval ? EBUSY : 0;
-}
-weak_alias (__pthread_spin_trylock, pthread_spin_trylock)
-
-
-int
-__pthread_spin_unlock (pthread_spinlock_t *lock)
-{
-  *lock = 0;
-  return 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.  */
-  *lock = 0;
-  return 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)