summaryrefslogtreecommitdiff
path: root/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64
diff options
context:
space:
mode:
Diffstat (limited to 'libpthread/nptl/sysdeps/unix/sysv/linux/x86_64')
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile13
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch73
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Versions7
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h225
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h44
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S116
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/clone.S9
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/compat-timer.h46
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/fork.c31
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-cancellation.S22
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S20
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/librt-cancellation.S22
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S282
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h342
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S306
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/not-cancel.h1
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S31
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S159
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S136
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S101
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S468
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S420
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S259
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S177
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S220
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S211
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S129
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S165
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_setaffinity.c14
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_spin_init.c1
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_spin_unlock.S1
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/sem_post.S64
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S174
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/sem_trywait.S57
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S119
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h111
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep.h259
-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/vfork.S43
38 files changed, 4878 insertions, 0 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile
new file mode 100644
index 000000000..43a6fad84
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/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 $(top_srcdir)Makerules
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch
new file mode 100644
index 000000000..f059e2db2
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch
@@ -0,0 +1,73 @@
+# Makefile for uClibc NPTL
+#
+# Copyright (C) 2006 Steven J. Hill <sjhill@uclibc.org>
+#
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+#
+LINUX_ARCH_DIR:=$(top_srcdir)libpthread/nptl/sysdeps/unix/sysv/linux/x86_64
+LINUX_ARCH_OUT:=$(top_builddir)libpthread/nptl/sysdeps/unix/sysv/linux/x86_64
+
+
+libpthread_SSRC = pt-vfork.S clone.S pthread_once.S
+libpthread_CSRC = pthread_spin_init.c
+
+libc_a_CSRC = fork.c
+libc_a_SSRC = clone.S vfork.S
+
+libpthread_SSRC += lowlevellock.S pthread_barrier_wait.S pthread_cond_signal.S pthread_cond_broadcast.S \
+ sem_post.S sem_timedwait.S \
+ sem_trywait.S sem_wait.S pthread_rwlock_rdlock.S pthread_rwlock_wrlock.S \
+ pthread_rwlock_timedrdlock.S pthread_rwlock_timedwrlock.S pthread_rwlock_unlock.S \
+ pthread_cond_timedwait.S pthread_cond_wait.S pthread_spin_unlock.S
+
+libc_a_SSRC += libc-lowlevellock.S
+
+
+CFLAGS-OMIT-fork.c = -DNOT_IN_libc=1 -DIS_IN_libpthread=1
+
+ifeq ($(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-lowlevellock.S = -DNOT_IN_libc=1 -DIS_IN_libpthread=1 -D_LIBC_REENTRANT -DUSE___THREAD
+ASFLAGS-pthread_once.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
+ASFLAGS-libc-lowlevellock.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_OBJ:=$(patsubst %.S,$(LINUX_ARCH_OUT)/%.o,$(libpthread_SSRC))
+LINUX_ARCH_OBJ+=$(patsubst %.c,$(LINUX_ARCH_OUT)/%.o,$(libpthread_CSRC))
+
+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/x86_64/Versions b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Versions
new file mode 100644
index 000000000..3b111ddb5
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Versions
@@ -0,0 +1,7 @@
+librt {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h
new file mode 100644
index 000000000..7a09c8119
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h
@@ -0,0 +1,225 @@
+/* Copyright (C) 2002,2003,2004,2005,2006,2007 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
+
+#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 not
+ exposed on purpose. */
+typedef unsigned long int pthread_t;
+
+
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_ATTR_T];
+ long int __align;
+} pthread_attr_t;
+
+
+#if __WORDSIZE == 64
+typedef struct __pthread_internal_list
+{
+ struct __pthread_internal_list *__prev;
+ struct __pthread_internal_list *__next;
+} __pthread_list_t;
+#else
+typedef struct __pthread_internal_slist
+{
+ struct __pthread_internal_slist *__next;
+} __pthread_slist_t;
+#endif
+
+
+/* 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;
+#if __WORDSIZE == 64
+ unsigned int __nusers;
+#endif
+ /* KIND must stay at this position in the structure to maintain
+ binary compatibility. */
+ int __kind;
+#if __WORDSIZE == 64
+ int __spins;
+ __pthread_list_t __list;
+# define __PTHREAD_MUTEX_HAVE_PREV 1
+#else
+ unsigned int __nusers;
+ __extension__ union
+ {
+ int __spins;
+ __pthread_slist_t __list;
+ };
+#endif
+ } __data;
+ char __size[__SIZEOF_PTHREAD_MUTEX_T];
+ long int __align;
+} pthread_mutex_t;
+
+typedef union
+{
+ char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
+ 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];
+ 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
+{
+# if __WORDSIZE == 64
+ 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;
+ int __writer;
+ int __shared;
+ unsigned long int __pad1;
+ unsigned long int __pad2;
+ /* FLAGS must stay at this position in the structure to maintain
+ binary compatibility. */
+ unsigned int __flags;
+ } __data;
+# else
+ 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 char __flags;
+ unsigned char __shared;
+ unsigned char __pad1;
+ unsigned char __pad2;
+ int __writer;
+ } __data;
+# endif
+ 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
+
+
+#if __WORDSIZE == 32
+/* Extra attributes for the cleanup functions. */
+# define __cleanup_fct_attribute __attribute__ ((__regparm__ (1)))
+#endif
+
+#endif /* bits/pthreadtypes.h */
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h
new file mode 100644
index 000000000..57edbbbfb
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h
@@ -0,0 +1,44 @@
+/* Copyright (C) 2002, 2004 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
+
+#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 (2147483647)
+
+
+typedef union
+{
+ char __size[__SIZEOF_SEM_T];
+ long int __align;
+} sem_t;
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S
new file mode 100644
index 000000000..680696200
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S
@@ -0,0 +1,116 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2009.
+
+ 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 <tcb-offsets.h>
+#include <kernel-features.h>
+#include "lowlevellock.h"
+
+#ifdef IS_IN_libpthread
+# ifdef SHARED
+# define __pthread_unwind __GI___pthread_unwind
+# endif
+#else
+# ifndef SHARED
+ .weak __pthread_unwind
+# endif
+#endif
+
+
+#ifdef __ASSUME_PRIVATE_FUTEX
+# define LOAD_PRIVATE_FUTEX_WAIT(reg) \
+ movl $(FUTEX_WAIT | FUTEX_PRIVATE_FLAG), reg
+#else
+# if FUTEX_WAIT == 0
+# define LOAD_PRIVATE_FUTEX_WAIT(reg) \
+ movl %fs:PRIVATE_FUTEX, reg
+# else
+# define LOAD_PRIVATE_FUTEX_WAIT(reg) \
+ movl %fs:PRIVATE_FUTEX, reg ; \
+ orl $FUTEX_WAIT, reg
+# endif
+#endif
+
+/* It is crucial that the functions in this file don't modify registers
+ other than %rax and %r11. The syscall wrapper code depends on this
+ because it doesn't explicitly save the other registers which hold
+ relevant values. */
+ .text
+
+ .hidden __pthread_enable_asynccancel
+ENTRY(__pthread_enable_asynccancel)
+ movl %fs:CANCELHANDLING, %eax
+2: movl %eax, %r11d
+ orl $TCB_CANCELTYPE_BITMASK, %r11d
+ cmpl %eax, %r11d
+ je 1f
+
+ lock
+ cmpxchgl %r11d, %fs:CANCELHANDLING
+ jnz 2b
+
+ andl $(TCB_CANCELSTATE_BITMASK|TCB_CANCELTYPE_BITMASK|TCB_CANCELED_BITMASK|TCB_EXITING_BITMASK|TCB_CANCEL_RESTMASK|TCB_TERMINATED_BITMASK), %r11d
+ cmpl $(TCB_CANCELTYPE_BITMASK|TCB_CANCELED_BITMASK), %r11d
+ je 3f
+
+1: ret
+
+3: movq $TCB_PTHREAD_CANCELED, %fs:RESULT
+ lock
+ orl $TCB_EXITING_BITMASK, %fs:CANCELHANDLING
+ movq %fs:CLEANUP_JMP_BUF, %rdi
+#ifdef SHARED
+ call __pthread_unwind@PLT
+#else
+ call __pthread_unwind
+#endif
+ hlt
+END(__pthread_enable_asynccancel)
+
+
+ .hidden __pthread_disable_asynccancel
+ENTRY(__pthread_disable_asynccancel)
+ testl $TCB_CANCELTYPE_BITMASK, %edi
+ jnz 1f
+
+ movl %fs:CANCELHANDLING, %eax
+2: movl %eax, %r11d
+ andl $~TCB_CANCELTYPE_BITMASK, %r11d
+ lock
+ cmpxchgl %r11d, %fs:CANCELHANDLING
+ jnz 2b
+
+ movl %r11d, %eax
+3: andl $(TCB_CANCELING_BITMASK|TCB_CANCELED_BITMASK), %eax
+ cmpl $TCB_CANCELING_BITMASK, %eax
+ je 4f
+1: ret
+
+ /* Performance doesn't matter in this loop. We will
+ delay until the thread is canceled. And we will unlikely
+ enter the loop twice. */
+4: movq %fs:0, %rdi
+ movl $__NR_futex, %eax
+ xorq %r10, %r10
+ addq $CANCELHANDLING, %rdi
+ LOAD_PRIVATE_FUTEX_WAIT (%esi)
+ syscall
+ movl %fs:CANCELHANDLING, %eax
+ jmp 3b
+END(__pthread_disable_asynccancel)
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/clone.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/clone.S
new file mode 100644
index 000000000..675a997e9
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/clone.S
@@ -0,0 +1,9 @@
+/* We want an #include_next, but we are the main source file.
+ So, #include ourselves and in that incarnation we can use #include_next. */
+#ifndef INCLUDED_SELF
+# define INCLUDED_SELF
+# include <clone.S>
+#else
+# define RESET_PID
+# include_next <clone.S>
+#endif
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/compat-timer.h b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/compat-timer.h
new file mode 100644
index 000000000..02485daa5
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/compat-timer.h
@@ -0,0 +1,46 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@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; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <signal.h>
+#include <time.h>
+#include <sys/types.h>
+
+#define OLD_TIMER_MAX 256
+
+extern timer_t __compat_timer_list[OLD_TIMER_MAX] attribute_hidden;
+
+
+extern int __timer_create_new (clockid_t clock_id, struct sigevent *evp,
+ timer_t *timerid);
+extern int __timer_delete_new (timer_t timerid);
+extern int __timer_getoverrun_new (timer_t timerid);
+extern int __timer_gettime_new (timer_t timerid, struct itimerspec *value);
+extern int __timer_settime_new (timer_t timerid, int flags,
+ const struct itimerspec *value,
+ struct itimerspec *ovalue);
+
+
+extern int __timer_create_old (clockid_t clock_id, struct sigevent *evp,
+ int *timerid);
+extern int __timer_delete_old (int timerid);
+extern int __timer_getoverrun_old (int timerid);
+extern int __timer_gettime_old (int timerid, struct itimerspec *value);
+extern int __timer_settime_old (int timerid, int flags,
+ const struct itimerspec *value,
+ struct itimerspec *ovalue);
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/fork.c b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/fork.c
new file mode 100644
index 000000000..c828e158d
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/fork.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sched.h>
+#include <signal.h>
+#include <sysdep.h>
+#include <tls.h>
+
+
+#define ARCH_FORK() \
+ INLINE_SYSCALL (clone, 4, \
+ CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, 0, \
+ NULL, &THREAD_SELF->tid)
+
+#include "../fork.c"
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-cancellation.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-cancellation.S
new file mode 100644
index 000000000..110058850
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-cancellation.S
@@ -0,0 +1,22 @@
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2009.
+
+ 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. */
+
+#define __pthread_enable_asynccancel __libc_enable_asynccancel
+#define __pthread_disable_asynccancel __libc_disable_asynccancel
+#include "cancellation.S"
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S
new file mode 100644
index 000000000..ce8ad27aa
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S
@@ -0,0 +1,20 @@
+/* Copyright (C) 2002, 2003, 2007 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 i