commit ad38eb87733cd31be7ec456e480fbc8cc9edf590
Author: Torvald Riegel <triegel@redhat.com>
Date:   Wed Dec 17 23:08:25 2014 +0100

    ia64: Remove custom lowlevellock.h.

diff --git a/sysdeps/unix/sysv/linux/ia64/lowlevellock.h b/sysdeps/unix/sysv/linux/ia64/lowlevellock.h
deleted file mode 100644
index b586731..0000000
--- a/sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+++ /dev/null
@@ -1,314 +0,0 @@
-/* Copyright (C) 2003-2014 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Jakub Jelinek <jakub@redhat.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, see
-   <http://www.gnu.org/licenses/>.  */
-
-#ifndef _LOWLEVELLOCK_H
-#define _LOWLEVELLOCK_H	1
-
-#include <time.h>
-#include <sys/param.h>
-#include <bits/pthreadtypes.h>
-#include <ia64intrin.h>
-#include <atomic.h>
-#include <kernel-features.h>
-
-#define __NR_futex		1230
-#define FUTEX_WAIT		0
-#define FUTEX_WAKE		1
-#define FUTEX_REQUEUE		3
-#define FUTEX_CMP_REQUEUE	4
-#define FUTEX_WAKE_OP		5
-#define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE	((4 << 24) | 1)
-#define FUTEX_LOCK_PI		6
-#define FUTEX_UNLOCK_PI		7
-#define FUTEX_TRYLOCK_PI	8
-#define FUTEX_WAIT_BITSET	9
-#define FUTEX_WAKE_BITSET	10
-#define FUTEX_WAIT_REQUEUE_PI	11
-#define FUTEX_CMP_REQUEUE_PI	12
-#define FUTEX_PRIVATE_FLAG	128
-#define FUTEX_CLOCK_REALTIME	256
-
-#define FUTEX_BITSET_MATCH_ANY	0xffffffff
-
-/* Values for 'private' parameter of locking macros.  Yes, the
-   definition seems to be backwards.  But it is not.  The bit will be
-   reversed before passing to the system call.  */
-#define LLL_PRIVATE	0
-#define LLL_SHARED	FUTEX_PRIVATE_FLAG
-
-
-#if IS_IN (libc) || IS_IN (rtld)
-/* In libc.so or ld.so all futexes are private.  */
-# ifdef __ASSUME_PRIVATE_FUTEX
-#  define __lll_private_flag(fl, private) \
-  ((fl) | FUTEX_PRIVATE_FLAG)
-# else
-#  define __lll_private_flag(fl, private) \
-  ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex))
-# endif
-#else
-# ifdef __ASSUME_PRIVATE_FUTEX
-#  define __lll_private_flag(fl, private) \
-  (((fl) | FUTEX_PRIVATE_FLAG) ^ (private))
-# else
-#  define __lll_private_flag(fl, private) \
-  (__builtin_constant_p (private)					      \
-   ? ((private) == 0							      \
-      ? ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex))	      \
-      : (fl))								      \
-   : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG)				      \
-	      & THREAD_GETMEM (THREAD_SELF, header.private_futex))))
-# endif
-#endif
-
-
-/* Delay in spinlock loop.  */
-#define BUSY_WAIT_NOP          asm ("hint @pause")
-
-#define lll_futex_wait(futex, val, private) \
-  lll_futex_timed_wait (futex, val, NULL, private)
-
-#define lll_futex_timed_wait(ftx, val, timespec, private)		\
-({									\
-   DO_INLINE_SYSCALL(futex, 4, (long) (ftx),				\
-		     __lll_private_flag (FUTEX_WAIT, private),		\
-		     (int) (val), (long) (timespec));			\
-   _r10 == -1 ? -_retval : _retval;					\
-})
-
-#define lll_futex_timed_wait_bitset(ftx, val, timespec, clockbit, private) \
-({									   \
-   int __op = FUTEX_WAIT_BITSET | (clockbit);				   \
-									   \
-   DO_INLINE_SYSCALL(futex, 6, (long) (ftx),				   \
-		     __lll_private_flag (__op, private),		   \
-		     (int) (val), (long) (timespec), NULL /* Unused.  */,  \
-		     FUTEX_BITSET_MATCH_ANY);				   \
-   _r10 == -1 ? -_retval : _retval;					   \
-})
-
-#define lll_futex_wake(ftx, nr, private)				\
-({									\
-   DO_INLINE_SYSCALL(futex, 3, (long) (ftx),				\
-		     __lll_private_flag (FUTEX_WAKE, private),		\
-		     (int) (nr));					\
-   _r10 == -1 ? -_retval : _retval;					\
-})
-
-/* Returns non-zero if error happened, zero if success.  */
-#define lll_futex_requeue(ftx, nr_wake, nr_move, mutex, val, private)	     \
-({									     \
-   DO_INLINE_SYSCALL(futex, 6, (long) (ftx),				     \
-		     __lll_private_flag (FUTEX_CMP_REQUEUE, private),	     \
-		     (int) (nr_wake), (int) (nr_move), (long) (mutex),	     \
-		     (int) val);					     \
-   _r10 == -1;								     \
-})
-
-/* Returns non-zero if error happened, zero if success.  */
-#define lll_futex_wake_unlock(ftx, nr_wake, nr_wake2, ftx2, private)	     \
-({									     \
-   DO_INLINE_SYSCALL(futex, 6, (long) (ftx),				     \
-		     __lll_private_flag (FUTEX_WAKE_OP, private),	     \
-		     (int) (nr_wake), (int) (nr_wake2), (long) (ftx2),	     \
-		     FUTEX_OP_CLEAR_WAKE_IF_GT_ONE);			     \
-   _r10 == -1;								     \
-})
-
-/* Priority Inheritance support.  */
-#define lll_futex_wait_requeue_pi(futexp, val, mutex, private) \
-  lll_futex_timed_wait_requeue_pi (futexp, val, NULL, 0, mutex, private)
-
-#define lll_futex_timed_wait_requeue_pi(futexp, val, timespec, clockbit,      \
-					mutex, private)			      \
-({									      \
-   int __op = FUTEX_WAIT_REQUEUE_PI | (clockbit);			      \
-									      \
-   DO_INLINE_SYSCALL(futex, 5, (long) (futexp),				      \
-		     __lll_private_flag (__op, private),		      \
-		     (val), (timespec), mutex); 			      \
-   _r10 == -1;								      \
-})
-
-#define lll_futex_cmp_requeue_pi(futexp, nr_wake, nr_move, mutex, val, priv)  \
-({									      \
-   DO_INLINE_SYSCALL(futex, 6, (long) (futexp),				      \
-		     __lll_private_flag (FUTEX_CMP_REQUEUE_PI, priv),	      \
-		    (nr_wake), (nr_move), (mutex), (val));		      \
-   _r10 == -1 ? -_retval : _retval;					      \
-})
-
-
-#define __lll_trylock(futex) \
-  (atomic_compare_and_exchange_val_acq (futex, 1, 0) != 0)
-#define lll_trylock(futex) __lll_trylock (&(futex))
-
-
-#define __lll_cond_trylock(futex) \
-  (atomic_compare_and_exchange_val_acq (futex, 2, 0) != 0)
-#define lll_cond_trylock(futex) __lll_cond_trylock (&(futex))
-
-
-extern void __lll_lock_wait_private (int *futex) attribute_hidden;
-extern void __lll_lock_wait (int *futex, int private) attribute_hidden;
-extern int __lll_robust_lock_wait (int *futex, int private) attribute_hidden;
-
-
-#define __lll_lock(futex, private)					      \
-  ((void) ({								      \
-    int *__futex = (futex);						      \
-    if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex,      \
-								1, 0), 0))    \
-      {									      \
-	if (__builtin_constant_p (private) && (private) == LLL_PRIVATE)	      \
-	  __lll_lock_wait_private (__futex);				      \
-	else								      \
-	  __lll_lock_wait (__futex, private);				      \
-      }									      \
-  }))
-#define lll_lock(futex, private) __lll_lock (&(futex), private)
-
-
-#define __lll_robust_lock(futex, id, private)				      \
-  ({									      \
-    int *__futex = (futex);						      \
-    int __val = 0;							      \
-									      \
-    if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id,  \
-								0), 0))	      \
-      __val = __lll_robust_lock_wait (__futex, private);		      \
-    __val;								      \
-  })
-#define lll_robust_lock(futex, id, private) \
-  __lll_robust_lock (&(futex), id, private)
-
-
-#define __lll_cond_lock(futex, private)					      \
-  ((void) ({								      \
-    int *__futex = (futex);						      \
-    if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, 2,   \
-								0), 0))	      \
-      __lll_lock_wait (__futex, private);				      \
-  }))
-#define lll_cond_lock(futex, private) __lll_cond_lock (&(futex), private)
-
-
-#define __lll_robust_cond_lock(futex, id, private)			      \
-  ({									      \
-    int *__futex = (futex);						      \
-    int __val = 0;							      \
-    int __id = (id) | FUTEX_WAITERS;					      \
-									      \
-    if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex,      \
-								__id, 0), 0)) \
-      __val = __lll_robust_lock_wait (__futex, private);		      \
-    __val;								      \
-  })
-#define lll_robust_cond_lock(futex, id, private) \
-  __lll_robust_cond_lock (&(futex), id, private)
-
-
-extern int __lll_timedlock_wait (int *futex, const struct timespec *,
-				 int private) attribute_hidden;
-extern int __lll_robust_timedlock_wait (int *futex, const struct timespec *,
-					int private) attribute_hidden;
-
-
-#define __lll_timedlock(futex, abstime, private)			      \
-  ({									      \
-     int *__futex = (futex);						      \
-     int __val = 0;							      \
-									      \
-     if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, 1,  \
-								 0), 0))      \
-       __val = __lll_timedlock_wait (__futex, abstime, private);	      \
-     __val;								      \
-  })
-#define lll_timedlock(futex, abstime, private) \
-  __lll_timedlock (&(futex), abstime, private)
-
-
-#define __lll_robust_timedlock(futex, abstime, id, private)		      \
-  ({									      \
-    int *__futex = (futex);						      \
-    int __val = 0;							      \
-									      \
-    if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id,  \
-								0), 0))	      \
-      __val = __lll_robust_timedlock_wait (__futex, abstime, private);	      \
-    __val;								      \
-  })
-#define lll_robust_timedlock(futex, abstime, id, private) \
-  __lll_robust_timedlock (&(futex), abstime, id, private)
-
-
-#define __lll_unlock(futex, private)					      \
-  ((void) ({								      \
-    int *__futex = (futex);						      \
-    int __val = atomic_exchange_rel (__futex, 0);			      \
-									      \
-    if (__builtin_expect (__val > 1, 0))				      \
-      lll_futex_wake (__futex, 1, private);				      \
-  }))
-#define lll_unlock(futex, private) __lll_unlock(&(futex), private)
-
-
-#define __lll_robust_unlock(futex, private)				      \
-  ((void) ({								      \
-    int *__futex = (futex);						      \
-    int __val = atomic_exchange_rel (__futex, 0);			      \
-									      \
-    if (__builtin_expect (__val & FUTEX_WAITERS, 0))			      \
-      lll_futex_wake (__futex, 1, private);				      \
-  }))
-#define lll_robust_unlock(futex, private) \
-  __lll_robust_unlock(&(futex), private)
-
-
-#define lll_islocked(futex) \
-  (futex != 0)
-
-/* Initializers for lock.  */
-#define LLL_LOCK_INITIALIZER		(0)
-#define LLL_LOCK_INITIALIZER_LOCKED	(1)
-
-/* The kernel notifies a process which uses CLONE_CHILD_CLEARTID via futex
-   wakeup when the clone terminates.  The memory location contains the
-   thread ID while the clone is running and is reset to zero
-   afterwards.	*/
-#define lll_wait_tid(tid) \
-  do							\
-    {							\
-      __typeof (tid) __tid;				\
-      while ((__tid = (tid)) != 0)			\
-	lll_futex_wait (&(tid), __tid, LLL_SHARED);	\
-    }							\
-  while (0)
-
-extern int __lll_timedwait_tid (int *, const struct timespec *)
-     attribute_hidden;
-
-#define lll_timedwait_tid(tid, abstime) \
-  ({							\
-    int __res = 0;					\
-    if ((tid) != 0)					\
-      __res = __lll_timedwait_tid (&(tid), (abstime));	\
-    __res;						\
-  })
-
-#endif	/* lowlevellock.h */
