libpthread/nptl: core of the "Native Posix Threading Library" for uClibc

targetting arm,sh,i386,mips,sparc for now

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

35 files changed, 5806 insertions, 0 deletions

diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile
new file mode 100644
index 000000000..43a6fad84
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile
@@ -0,0 +1,13 @@
+# Makefile for uClibc NPTL
+#
+# Copyright (C) 2005 Steven J. Hill <sjhill@uclibc.org>
+#
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+#
+
+top_srcdir=../../../../../../../
+top_builddir=../../../../../../../
+all: objs
+include $(top_builddir)Rules.mak
+include Makefile.arch
+include $(top_srcdir)Makerules
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch
new file mode 100644
index 000000000..9bd7569c9
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch
@@ -0,0 +1,84 @@
+# Makefile for uClibc NPTL
+#
+# Copyright (C) 2006 Steven J. Hill <sjhill@uclibc.org>
+#
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+#
+
+libpthread_SSRC = pt-vfork.S pthread_once.S pthread_rwlock_wrlock.S \
+			pthread_rwlock_rdlock.S pthread_rwlock_unlock.S \
+			lowlevellock.S pthread_barrier_wait.S pthread_cond_broadcast.S \
+			pthread_cond_signal.S \
+			pthread_rwlock_timedwrlock.S pthread_rwlock_timedrdlock.S \
+			sem_post.S sem_timedwait.S sem_trywait.S sem_wait.S
+
+libc_a_CSRC = fork.c
+libc_a_SSRC = libc-lowlevellock.S clone.S vfork.S
+
+ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y)
+CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__
+endif
+
+ASFLAGS-pt-vfork.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1 -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_once.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_rwlock_wrlock.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_rwlock_rdlock.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_rwlock_unlock.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_rwlock_unlock.S = -D_LIBC_REENTRANT -DUSE___THREAD
+
+ASFLAGS-pthread_barrier_wait.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_cond_broadcast.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_cond_signal.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_cond_wait.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_cond_timedwait.S = -D_LIBC_REENTRANT -DUSE___THREAD
+
+ASFLAGS-pthread_rwlock_timedwrlock.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_rwlock_timedrdlock.S = -D_LIBC_REENTRANT -DUSE___THREAD
+
+ASFLAGS-sem_post.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-sem_timedwait.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-sem_trywait.S = -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-sem_wait.S = -D_LIBC_REENTRANT -DUSE___THREAD
+
+ASFLAGS-libc-lowlevellock.S = -D_LIBC_REENTRANT  -DUSE___THREAD
+
+ASFLAGS-lowlevellock.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1 -D_LIBC_REENTRANT -DUSE___THREAD
+
+ASFLAGS-clone.S = -D_LIBC_REENTRANT
+ASFLAGS-vfork.S = -D_LIBC_REENTRANT
+
+ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
+#Needed to use the correct SYSCALL_ERROR_HANDLER
+ASFLAGS-clone.S += -DUSE___THREAD
+ASFLAGS-vfork.S += -DUSE___THREAD
+endif
+
+CFLAGS += $(SSP_ALL_CFLAGS)
+#CFLAGS:=$(CFLAGS:-O1=-O2)
+
+LINUX_ARCH_DIR:=$(top_srcdir)libpthread/nptl/sysdeps/unix/sysv/linux/sh
+LINUX_ARCH_OUT:=$(top_builddir)libpthread/nptl/sysdeps/unix/sysv/linux/sh
+
+LINUX_ARCH_OBJ:=$(patsubst %.S,$(LINUX_ARCH_OUT)/%.o,$(libpthread_SSRC))
+
+ifeq ($(DOPIC),y)
+libpthread-a-y += $(LINUX_ARCH_OBJ:.o=.os)
+else
+libpthread-a-y += $(LINUX_ARCH_OBJ)
+endif
+libpthread-so-y += $(LINUX_ARCH_OBJ:.o=.oS)
+
+libpthread-nomulti-y+=$(LINUX_ARCH_OBJS)
+
+LIBC_LINUX_ARCH_OBJ:=$(patsubst %.c,$(LINUX_ARCH_OUT)/%.o,$(libc_a_CSRC))
+LIBC_LINUX_ARCH_OBJ+=$(patsubst %.S,$(LINUX_ARCH_OUT)/%.o,$(libc_a_SSRC))
+
+libc-static-y+=$(LIBC_LINUX_ARCH_OBJ)
+libc-shared-y+=$(LIBC_LINUX_ARCH_OBJ:.o=.oS)
+
+libc-nomulti-y+=$(LIBC_LINUX_ARCH_OBJ)
+
+objclean-y+=nptl_linux_arch_clean
+
+nptl_linux_arch_clean:
+	$(do_rm) $(addprefix $(LINUX_ARCH_OUT)/*., o os oS)
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h
new file mode 100644
index 000000000..969686dd5
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h
@@ -0,0 +1,168 @@
+/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   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
+
+#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_COND_COMPAT_T 12
+#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
+
+
+/* Thread identifiers.  The structure of the attribute type is not
+   exposed on purpose.  */
+typedef unsigned long int pthread_t;
+
+
+typedef union
+{
+  char __size[__SIZEOF_PTHREAD_ATTR_T];
+  long int __align;
+} pthread_attr_t;
+
+
+typedef struct __pthread_internal_slist
+{
+  struct __pthread_internal_slist *__next;
+} __pthread_slist_t;
+
+
+/* Data structures for mutex handling.  The structure of the attribute
+   type is not exposed on purpose.  */
+typedef union
+{
+  struct __pthread_mutex_s
+  {
+    int __lock;
+    unsigned int __count;
+    int __owner;
+    /* KIND must stay at this position in the structure to maintain
+       binary compatibility.  */
+    int __kind;
+    unsigned int __nusers;
+    __extension__ union
+    {
+      int __spins;
+      __pthread_slist_t __list;
+    };
+  } __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 not exposed on purpose.  */
+typedef union
+{
+  struct
+  {
+    int __lock;
+    unsigned int __futex;
+    __extension__ unsigned long long int __total_seq;
+    __extension__ unsigned long long int __wakeup_seq;
+    __extension__ unsigned long long int __woken_seq;
+    void *__mutex;
+    unsigned int __nwaiters;
+    unsigned int __broadcast_seq;
+  } __data;
+  char __size[__SIZEOF_PTHREAD_COND_T];
+  __extension__ long 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;
+
+
+#if defined __USE_UNIX98 || defined __USE_XOPEN2K
+/* Data structure for read-write lock variable handling.  The
+   structure of the attribute type is not exposed on purpose.  */
+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;
+    /* FLAGS must stay at this position in the structure to maintain
+       binary compatibility.  */
+    unsigned int __flags;
+    pthread_t __writer;
+  } __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/libpthread/nptl/sysdeps/unix/sysv/linux/sh/bits/semaphore.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/bits/semaphore.h
new file mode 100644
index 000000000..e6c5d845c
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/bits/semaphore.h
@@ -0,0 +1,39 @@
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   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
+
+
+#define __SIZEOF_SEM_T	16
+
+
+/* Value returned if `sem_open' failed.  */
+#define SEM_FAILED      ((sem_t *) 0)
+
+/* Maximum value the semaphore can have.  */
+#define SEM_VALUE_MAX   (2147483647)
+
+
+typedef union
+{
+  char __size[__SIZEOF_SEM_T];
+  long int __align;
+} sem_t;
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/clone.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/clone.S
new file mode 100644
index 000000000..918d57926
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/clone.S
@@ -0,0 +1,2 @@
+#define RESET_PID
+#include <libc/sysdeps/linux/sh/clone.S>
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/createthread.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/createthread.c
new file mode 100644
index 000000000..e17c0174b
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/createthread.c
@@ -0,0 +1,24 @@
+/* Copyright (C) 2003 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; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/* Value passed to 'clone' for initialization of the thread register.  */
+#define TLS_VALUE (pd + 1)
+
+
+/* Get the real implementation.  */
+#include <sysdeps/pthread/createthread.c>
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/fork.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/fork.c
new file mode 100644
index 000000000..dcedd2625
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/fork.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 2003 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; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sched.h>
+#include <signal.h>
+#include <stdio.h>
+#include <sysdep.h>
+#include <tls.h>
+
+/* TLS pointer argument is passed as the 5-th argument.  */
+#define ARCH_FORK() \
+  INLINE_SYSCALL (clone, 5,						      \
+		  CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, 0,     \
+		  NULL, &THREAD_SELF->tid, NULL)
+
+#include "../fork.c"
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/libc-lowlevellock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/libc-lowlevellock.S
new file mode 100644
index 000000000..94a24b46e
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/libc-lowlevellock.S
@@ -0,0 +1,19 @@
+/* Copyright (C) 2003 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; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include "lowlevellock.S"
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevel-atomic.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevel-atomic.h
new file mode 100644
index 000000000..062ce2871
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevel-atomic.h
@@ -0,0 +1,81 @@
+/* Copyright (C) 2003, 2004 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; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifdef __ASSEMBLER__
+
+#define _IMP1 #1
+#define _IMM1 #-1
+#define _IMM4 #-4
+#define _IMM6 #-6
+#define _IMM8 #-8
+
+#define	INC(mem, reg) \
+	.align	2; \
+	mova	99f, r0; \
+	mov	r15, r1; \
+	mov	_IMM6, r15; \
+98:	mov.l	mem, reg; \
+	add	_IMP1, reg; \
+	mov.l	reg, mem; \
+99:	mov	r1, r15
+
+#define	DEC(mem, reg) \
+	.align	2; \
+	mova	99f, r0; \
+	mov	r15, r1; \
+	mov	_IMM6, r15; \
+98:	mov.l	mem, reg; \
+	add	_IMM1, reg; \
+	mov.l	reg, mem; \
+99:	mov	r1, r15
+
+#define	XADD(reg, mem, new, old) \
+	.align	2; \
+	mova	99f, r0; \
+	nop; \
+	mov	r15, r1; \
+	mov	_IMM4, r15; \
+98:	mov.l	mem, old; \
+	mov	old, new; \
+	add	reg, new; \
+	mov.l	new, mem; \
+99:	mov	r1, r15
+
+#define	XCHG(reg, mem, old) \
+	.align	2; \
+	mova	99f, r0; \
+	nop; \
+	mov	r15, r1; \
+	mov	_IMM4, r15; \
+98:	mov.l	mem, old; \
+	mov.l	reg, mem; \
+99:	mov	r1, r15
+
+#define	CMPXCHG(reg, mem, new, old) \
+	.align	2; \
+	mova	99f, r0; \
+	nop; \
+	mov	r15, r1; \
+	mov	_IMM8, r15; \
+98:	mov.l	mem, old; \
+	cmp/eq	old, reg; \
+	bf	99f; \
+	mov.l	new, mem; \
+99:	mov	r1, r15
+
+#endif  /* __ASSEMBLER__ */
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
new file mode 100644
index 000000000..e8a1928af
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
@@ -0,0 +1,296 @@
+/* Copyright (C) 2003, 2004 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; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sysdep.h>
+#include <pthread-errnos.h>
+#include "lowlevel-atomic.h"
+
+	.text
+
+#define SYS_gettimeofday	__NR_gettimeofday
+
+#define FUTEX_WAIT		0
+#define FUTEX_WAKE		1
+
+
+	.globl	__lll_mutex_lock_wait
+	.type	__lll_mutex_lock_wait,@function
+	.hidden	__lll_mutex_lock_wait
+	.align	5
+	/* void __lll_mutex_lock_wait (int val, int *__futex) */
+__lll_mutex_lock_wait:
+	mov	#2, r6
+	cmp/eq	r4, r6
+	mov	r5, r4
+	mov	#0, r7		/* No timeout.  */
+	mov	#FUTEX_WAIT, r5
+
+	bf	2f
+
+1:
+	mov	#SYS_futex, r3
+	extu.b	r3, r3
+	trapa	#0x14
+	SYSCALL_INST_PAD
+
+2:
+	XCHG (r6, @r4, r2)
+	tst	r2, r2
+	bf	1b
+
+	rts
+	 nop
+	.size	__lll_mutex_lock_wait,.-__lll_mutex_lock_wait
+
+
+#ifdef NOT_IN_libc
+	.globl	__lll_mutex_timedlock_wait
+	.type	__lll_mutex_timedlock_wait,@function
+	.hidden	__lll_mutex_timedlock_wait
+	.align	5
+	/* int __lll_mutex_timedlock_wait (int val, int *__futex,
+				       const struct timespec *abstime) */
+__lll_mutex_timedlock_wait:
+	/* Check for a valid timeout value.  */
+	mov.l	@(4,r6), r1
+	mov.l	.L1g, r0
+	cmp/hs	r0, r1
+	bt	3f
+
+	mov.l	r9, @-r15
+	mov.l	r8, @-r15
+	mov	r6, r9
+	mov	r5, r8
+
+	/* Stack frame for the timespec and timeval structs.  */
+	add	#-8, r15
+
+1:
+	/* Get current time.  */
+	mov	r15, r4
+	mov	#0, r5
+	mov	#SYS_gettimeofday, r3
+	trapa	#0x12
+	SYSCALL_INST_PAD
+
+	/* Compute relative timeout.  */
+	mov.l	@(4,r15), r0
+	mov.w	.L1k, r1
+	dmulu.l	r0, r1		/* Micro seconds to nano seconds.  */
+	mov.l	@r9, r2
+	mov.l	@(4,r9), r3
+	mov.l	@r15, r0
+	sts	macl, r1
+	sub	r0, r2
+	clrt
+	subc	r1, r3
+	bf	4f
+	mov.l	.L1g, r1
+	add	r1, r3
+	add	#-1, r2
+4:
+	cmp/pz	r2
+	bf	5f		/* Time is already up.  */
+
+	mov.l	r2, @r15	/* Store relative timeout.  */
+	mov.l	r3, @(4,r15)
+
+	mov	#1, r3
+	mov	#2, r6
+	CMPXCHG (r3, @r8, r6, r2)
+	tst	r2, r2
+	bt	8f
+
+	mov	r8, r4
+	mov	#FUTEX_WAIT, r5
+	mov	r15, r7
+	mov	#SYS_futex, r3
+	extu.b	r3, r3
+	trapa	#0x14
+	SYSCALL_INST_PAD
+	mov	r0, r4
+
+8:
+	mov	#0, r3
+	CMPXCHG (r3, @r8, r6, r2)
+	bf/s	7f
+	mov	#0, r0
+
+6:
+	add	#8, r15
+	mov.l	@r15+, r8
+	rts
+	mov.l	@r15+, r9
+7:
+	/* Check whether the time expired.  */
+	mov	#-ETIMEDOUT, r1
+	cmp/eq	r5, r1
+	bt	5f
+
+	/* Make sure the current holder knows we are going to sleep.  */
+	XCHG (r2, @r8, r3)
+	tst	r3, r3
+	bt/s	6b
+	mov	#0, r0
+	bra	1b
+	nop
+3:
+	rts
+	mov	#EINVAL, r0
+5:
+	bra	6b
+	mov	#ETIMEDOUT, r0
+
+.L1k:
+	.word	1000
+	.align	2
+.L1g:
+	.long	1000000000
+
+	.size	__lll_mutex_timedlock_wait,.-__lll_mutex_timedlock_wait
+#endif
+
+
+#ifdef NOT_IN_libc
+	.globl	lll_unlock_wake_cb
+	.type	lll_unlock_wake_cb,@function
+	.hidden	lll_unlock_wake_cb
+	.align	5
+lll_unlock_wake_cb:
+	DEC	(@r4, r2)
+	tst	r2, r2
+	bt	1f
+
+	mov	#FUTEX_WAKE, r5
+	mov	#1, r6		/* Wake one thread.  */
+	mov	#0, r7
+	mov.l	r7, @r4		/* Stores 0.  */
+	mov	#SYS_futex, r3
+	extu.b	r3, r3
+	trapa	#0x14
+	SYSCALL_INST_PAD
+
+1:	
+	rts
+	nop
+	.size	lll_unlock_wake_cb,.-lll_unlock_wake_cb
+#endif
+
+
+	.globl	__lll_mutex_unlock_wake
+	.type	__lll_mutex_unlock_wake,@function
+	.hidden	__lll_mutex_unlock_wake
+	.align	5
+	/* void __lll_mutex_unlock_wake(int *__futex) */
+__lll_mutex_unlock_wake:
+	mov	#FUTEX_WAKE, r5
+	mov	#1, r6		/* Wake one thread.  */
+	mov	#0, r7
+	mov.l	r7, @r4		/* Stores 0.  */
+	mov	#SYS_futex, r3
+	extu.b	r3, r3
+	trapa	#0x14
+	SYSCALL_INST_PAD
+	rts
+	nop
+	.size	__lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake
+
+
+#ifdef NOT_IN_libc
+	.globl	__lll_timedwait_tid
+	.type	__lll_timedwait_tid,@function
+	.hidden	__lll_timedwait_tid
+	.align	5
+__lll_timedwait_tid:
+	mov.l	r9, @-r15
+	mov.l	r8, @-r15
+	mov	r4, r8
+	mov	r5, r9
+
+	/* Stack frame for the timespec and timeval structs.  */
+	add	#-8, r15
+
+2:
+	/* Get current time.  */
+	mov	r15, r4
+	mov	#0, r5
+	mov	#SYS_gettimeofday, r3
+	trapa	#0x12
+	SYSCALL_INST_PAD
+
+	/* Compute relative timeout.  */
+	mov.l	@(4,r15), r0
+	mov.w	.L1k2, r1
+	dmulu.l	r0, r1		/* Micro seconds to nano seconds.  */
+	mov.l	@r9, r2
+	mov.l	@(4,r9), r3
+	mov.l	@r15, r0
+	sts	macl, r1
+	sub	r0, r2
+	clrt
+	subc	r1, r3
+	bf	5f
+	mov.l	.L1g2, r1
+	add	r1, r3
+	add	#-1, r2
+5:
+	cmp/pz	r2
+	bf	6f		/* Time is already up.  */
+
+	mov.l	r2, @r15	/* Store relative timeout.  */
+	mov.l	r3, @(4,r15)
+
+	mov.l	@r8, r2
+	tst	r2, r2
+	bt	4f
+
+	mov	r8, r4
+	mov	#FUTEX_WAIT, r5
+	mov	r2, r6
+	mov	r15, r7
+	mov	#SYS_futex, r3
+	extu.b	r3, r3
+	trapa	#0x14
+	SYSCALL_INST_PAD
+
+	mov.l	@r8, r2
+	tst	r2, r2
+	bf	1f
+4:
+	mov	#0, r0
+3:
+	add	#8, r15
+	mov.l	@r15+, r8
+	rts
+	mov.l	@r15+, r9
+1:
+	/* Check whether