2003-03-17 Roland McGrath <roland@redhat.com>

	PowerPC port contributed by Paul Mackerras <paulus@samba.org>.
	* sysdeps/pthread/pthread_spin_init.c: New file.
	* sysdeps/pthread/pthread_spin_unlock.c: New file.
	* sysdeps/powerpc/Makefile: New file.
	* sysdeps/powerpc/pthread_spin_lock.c: New file.
	* sysdeps/powerpc/pthread_spin_trylock.c: New file.
	* sysdeps/powerpc/pthreaddef.h: New file.
	* sysdeps/powerpc/tcb-offsets.sym: New file.
	* sysdeps/powerpc/td_ta_map_lwp2thr.c: New file.
	* sysdeps/powerpc/tls.h: New file.
	* sysdeps/powerpc/bits/atomic.h: New file.
	* sysdeps/unix/sysv/linux/libc-lowlevelmutex.c: New file.
	* sysdeps/unix/sysv/linux/libc-lowlevellock.c: New file.
	* sysdeps/unix/sysv/linux/lowlevellock.c: New file.
	* sysdeps/unix/sysv/linux/sem_post.c: New file.
	* sysdeps/unix/sysv/linux/sem_timedwait.c: New file.
	* sysdeps/unix/sysv/linux/sem_trywait.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/Makefile: New file.
	* sysdeps/unix/sysv/linux/powerpc/createthread.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/fork.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/pt-vfork.S: New file.
	* sysdeps/unix/sysv/linux/powerpc/pthread_once.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h: New file.

2 files changed, 211 insertions, 0 deletions

diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
new file mode 100644
index 0000000000..332f50f1a1
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
@@ -0,0 +1,167 @@
+/* Machine-specific pthread type layouts.  PowerPC version.
+   Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
+
+   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 _BITS_PTHREADTYPES_H
+#define _BITS_PTHREADTYPES_H	1
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 64
+# define __SIZEOF_PTHREAD_ATTR_T 56
+# define __SIZEOF_PTHREAD_MUTEX_T 40
+# define __SIZEOF_PTHREAD_MUTEXATTR_T 4
+# define __SIZEOF_PTHREAD_COND_T 48
+# define __SIZEOF_PTHREAD_CONDATTR_T 4
+# define __SIZEOF_PTHREAD_RWLOCK_T 56
+# define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
+# define __SIZEOF_PTHREAD_BARRIER_T 32
+# define __SIZEOF_PTHREAD_BARRIERATTR_T 4
+#else
+# define __SIZEOF_PTHREAD_ATTR_T 36
+# define __SIZEOF_PTHREAD_MUTEX_T 24
+# define __SIZEOF_PTHREAD_MUTEXATTR_T 4
+# define __SIZEOF_PTHREAD_COND_T 48
+# define __SIZEOF_PTHREAD_CONDATTR_T 4
+# define __SIZEOF_PTHREAD_RWLOCK_T 32
+# define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
+# define __SIZEOF_PTHREAD_BARRIER_T 20
+# define __SIZEOF_PTHREAD_BARRIERATTR_T 4
+#endif
+
+
+/* Thread identifiers.  The structure of the attribute type is
+   deliberately not exposed.  */
+typedef struct __opaque_pthread *pthread_t;
+
+
+typedef union
+{
+  char __size[__SIZEOF_PTHREAD_ATTR_T];
+  long int __align;
+} pthread_attr_t;
+
+
+/* Data structures for mutex handling.  The structure of the attribute
+   type is deliberately not exposed.  */
+typedef union
+{
+  struct
+  {
+    int __lock;
+    unsigned int __count;
+    struct pthread *__owner;
+    /* KIND must stay at this position in the structure to maintain
+       binary compatibility.  */
+    int __kind;
+  } __data;
+  char __size[__SIZEOF_PTHREAD_MUTEX_T];
+  long int __align;
+} pthread_mutex_t;
+
+typedef union
+{
+  char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
+  long int __align;
+} pthread_mutexattr_t;
+
+
+/* Data structure for conditional variable handling.  The structure of
+   the attribute type is deliberately not exposed.  */
+typedef union
+{
+  struct
+  {
+    int __lock;
+    int __pad;
+    unsigned long long int __total_seq;
+    unsigned long long int __wakeup_seq;
+    unsigned long long int __woken_seq;
+  } __data;
+  char __size[__SIZEOF_PTHREAD_COND_T];
+  long int __align;
+} pthread_cond_t;
+
+typedef union
+{
+  char __size[__SIZEOF_PTHREAD_CONDATTR_T];
+  long int __align;
+} pthread_condattr_t;
+
+
+/* Keys for thread-specific data */
+typedef unsigned int pthread_key_t;
+
+
+/* Once-only execution */
+typedef int pthread_once_t;
+
+
+#ifdef __USE_UNIX98
+/* Data structure for read-write lock variable handling.  The
+   structure of the attribute type is deliberately not exposed.  */
+typedef union
+{
+  struct
+  {
+    int __lock;
+    unsigned int __nr_readers;
+    unsigned int __readers_wakeup;
+    unsigned int __writer_wakeup;
+    unsigned int __nr_readers_queued;
+    unsigned int __nr_writers_queued;
+    pthread_t __writer;
+    /* FLAGS must stay at this position in the structure to maintain
+       binary compatibility.  */
+    unsigned int __flags;
+  } __data;
+  char __size[__SIZEOF_PTHREAD_RWLOCK_T];
+  long int __align;
+} pthread_rwlock_t;
+
+typedef union
+{
+  char __size[__SIZEOF_PTHREAD_RWLOCKATTR_T];
+  long int __align;
+} pthread_rwlockattr_t;
+#endif
+
+
+#ifdef __USE_XOPEN2K
+/* POSIX spinlock data type.  */
+typedef volatile int pthread_spinlock_t;
+
+
+/* POSIX barriers data type.  The structure of the type is
+   deliberately not exposed.  */
+typedef union
+{
+  char __size[__SIZEOF_PTHREAD_BARRIER_T];
+  long int __align;
+} pthread_barrier_t;
+
+typedef union
+{
+  char __size[__SIZEOF_PTHREAD_BARRIERATTR_T];
+  int __align;
+} pthread_barrierattr_t;
+#endif
+
+
+#endif	/* bits/pthreadtypes.h */
diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h
new file mode 100644
index 0000000000..02100d19d7
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h
@@ -0,0 +1,44 @@
+/* Machine-specific POSIX semaphore type layouts.  PowerPC version.
+   Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
+
+   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 _SEMAPHORE_H
+# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 64
+# define __SIZEOF_SEM_T	32
+#else
+# define __SIZEOF_SEM_T	16
+#endif
+
+/* Value returned if `sem_open' failed.  */
+#define SEM_FAILED      ((sem_t *) 0)
+
+/* Maximum value the semaphore can have.  */
+#define SEM_VALUE_MAX   ((int) ((~0u) >> 1))
+
+
+typedef union
+{
+  char __size[__SIZEOF_SEM_T];
+  long int __align;
+} sem_t;