add old compiler with ARM support

1 files changed, 152 insertions, 0 deletions

diff --git a/gcc_arm/gthr-qt.h b/gcc_arm/gthr-qt.h
new file mode 100755
index 0000000..0fdcfd3
--- /dev/null
+++ b/gcc_arm/gthr-qt.h
@@ -0,0 +1,152 @@
+/* CYGNUS LOCAL java quickthreads (entire file) */
+
+/* Threads compatibility routines for libgcc2.  */
+/* Compile this one with gcc.  */
+/* Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+/* As a special exception, if you link this library with other files,
+   some of which are compiled with GCC, to produce an executable,
+   this library does not by itself cause the resulting executable
+   to be covered by the GNU General Public License.
+   This exception does not however invalidate any other reasons why
+   the executable file might be covered by the GNU General Public License.  */
+
+#ifndef __gthr_qt_h
+#define __gthr_qt_h
+
+/* Cooperative threads package based on QuickThreads.  */
+
+#define __GTHREADS 1
+
+#include <coop.h>
+
+typedef int __gthread_key_t;
+typedef void *__gthread_once_t;
+typedef coop_m __gthread_mutex_t;
+
+#define __GTHREAD_MUTEX_INIT_FUNCTION coop_mutex_init
+#define __GTHREAD_ONCE_INIT 0
+
+#if SUPPORTS_WEAK && GTHREAD_USE_WEAK
+
+#pragma weak coop_once
+#pragma weak coop_key_create
+#pragma weak coop_key_destroy
+#pragma weak coop_getspecific
+#pragma weak coop_setspecific
+#pragma weak coop_create
+
+#pragma weak coop_mutex_init
+#pragma weak coop_mutex_lock 
+#pragma weak coop_mutex_trylock 
+#pragma weak coop_mutex_unlock 
+
+static void *__gthread_active_ptr = &coop_create;
+
+static inline int
+__gthread_active_p ()
+{
+  return __gthread_active_ptr != 0;
+}
+
+#else /* not SUPPORTS_WEAK */
+
+static inline int
+__gthread_active_p ()
+{
+  return 1;
+}
+
+#endif /* SUPPORTS_WEAK */
+
+static inline int
+__gthread_once (__gthread_once_t *once, void (*func) ())
+{
+  if (__gthread_active_p ())
+    {
+      coop_once (once, func);
+      return 0;
+    }
+  else
+    return -1;
+}
+
+static inline int
+__gthread_key_create (__gthread_key_t *key, void (*dtor) (void *))
+{
+  *key = coop_key_create (dtor);
+  return 0;
+}
+
+static inline int
+__gthread_key_dtor (__gthread_key_t key, void *ptr)
+{
+  /* Just reset the key value to zero. */
+  if (ptr)
+    coop_setspecific (0, key, 0);
+  return 0;
+}
+
+static inline int
+__gthread_key_delete (__gthread_key_t key)
+{
+  coop_key_destroy (key);
+  return 0;
+}
+
+static inline void *
+__gthread_getspecific (__gthread_key_t key)
+{
+  return coop_getspecific (key);
+}
+
+static inline int
+__gthread_setspecific (__gthread_key_t key, const void *ptr)
+{
+  coop_setspecific (0, key, ptr);
+  return 0;
+}
+
+static inline int
+__gthread_mutex_lock (__gthread_mutex_t *mutex)
+{
+  if (__gthread_active_p ())
+    coop_mutex_lock (mutex);
+  return 0;
+}
+
+static inline int
+__gthread_mutex_trylock (__gthread_mutex_t *mutex)
+{
+  if (__gthread_active_p ())
+    return coop_mutex_trylock (mutex);
+  else
+    return 0;
+}
+
+static inline int
+__gthread_mutex_unlock (__gthread_mutex_t *mutex)
+{
+  if (__gthread_active_p ())
+    coop_mutex_unlock (mutex);
+  return 0;
+}
+
+#endif /* __gthr_qt_h */