diff options
Diffstat (limited to 'nptl/sysdeps')
36 files changed, 37 insertions, 1482 deletions
diff --git a/nptl/sysdeps/alpha/Makefile b/nptl/sysdeps/alpha/Makefile deleted file mode 100644 index 88c106bbbf..0000000000 --- a/nptl/sysdeps/alpha/Makefile +++ /dev/null @@ -1,21 +0,0 @@ -# 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. - -ifeq ($(subdir),csu) -gen-as-const-headers += tcb-offsets.sym -endif diff --git a/nptl/sysdeps/alpha/elf/pt-initfini.c b/nptl/sysdeps/alpha/elf/pt-initfini.c deleted file mode 100644 index ba2e419d61..0000000000 --- a/nptl/sysdeps/alpha/elf/pt-initfini.c +++ /dev/null @@ -1,89 +0,0 @@ -/* Special .init and .fini section support for Alpha. NPTL version. - 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. */ - -/* This file is compiled into assembly code which is then munged by a sed - script into two files: crti.s and crtn.s. - - * crti.s puts a function prologue at the beginning of the .init and .fini - sections and defines global symbols for those addresses, so they can be - called as functions. - - * crtn.s puts the corresponding function epilogues in the .init and .fini - sections. - - This differs from what would be generated by the generic code in that - we save and restore the GP within the function. In order for linker - relaxation to work, the value in the GP register on exit from a function - must be valid for the function entry point. Normally, a function is - contained within one object file and this is not an issue, provided - that the function reloads the gp after making any function calls. - However, _init and _fini are constructed from pieces of many object - files, all of which may have different GP values. So we must reload - the GP value from crti.o in crtn.o. */ - -__asm__ (" \n\ -#include \"defs.h\" \n\ - \n\ -/*@HEADER_ENDS*/ \n\ - \n\ -/*@_init_PROLOG_BEGINS*/ \n\ - .section .init, \"ax\", @progbits \n\ - .globl _init \n\ - .type _init,@function \n\ - .usepv _init,std \n\ -_init: \n\ - ldgp $29, 0($27) \n\ - subq $30, 16, $30 \n\ - stq $26, 0($30) \n\ - stq $29, 8($30) \n\ - bsr $26, __pthread_initialize_minimal_internal !samegp \n\ - .align 3 \n\ -/*@_init_PROLOG_ENDS*/ \n\ - \n\ -/*@_init_EPILOG_BEGINS*/ \n\ - .section .init, \"ax\", @progbits \n\ - ldq $26, 0($30) \n\ - ldq $29, 8($30) \n\ - addq $30, 16, $30 \n\ - ret \n\ -/*@_init_EPILOG_ENDS*/ \n\ - \n\ -/*@_fini_PROLOG_BEGINS*/ \n\ - .section .fini, \"ax\", @progbits \n\ - .globl _fini \n\ - .type _fini,@function \n\ - .usepv _fini,std \n\ -_fini: \n\ - ldgp $29, 0($27) \n\ - subq $30, 16, $30 \n\ - stq $26, 0($30) \n\ - stq $29, 8($30) \n\ - .align 3 \n\ -/*@_fini_PROLOG_ENDS*/ \n\ - \n\ -/*@_fini_EPILOG_BEGINS*/ \n\ - .section .fini, \"ax\", @progbits \n\ - ldq $26, 0($30) \n\ - ldq $29, 8($30) \n\ - addq $30, 16, $30 \n\ - ret \n\ -/*@_fini_EPILOG_ENDS*/ \n\ - \n\ -/*@TRAILER_BEGINS*/ \n\ -"); diff --git a/nptl/sysdeps/alpha/pthread_spin_lock.S b/nptl/sysdeps/alpha/pthread_spin_lock.S deleted file mode 100644 index ce6cd41a42..0000000000 --- a/nptl/sysdeps/alpha/pthread_spin_lock.S +++ /dev/null @@ -1,45 +0,0 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Richard Henderson <rth@twiddle.net>, 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. */ - - - .text - .align 4 - - .globl pthread_spin_lock - .ent pthread_spin_lock -pthread_spin_lock: - .frame $sp, 0, $26, 0 - .prologue 0 - -0: ldl_l $1, 0($16) - lda $2, 1 - lda $0, 0 - bne $1, 1f - - stl_c $2, 0($16) - beq $2, 1f - mb - ret - -1: ldl $1, 0($16) - bne $1, 1b - unop - br 0b - - .end pthread_spin_lock diff --git a/nptl/sysdeps/alpha/pthread_spin_trylock.S b/nptl/sysdeps/alpha/pthread_spin_trylock.S deleted file mode 100644 index 0948da698b..0000000000 --- a/nptl/sysdeps/alpha/pthread_spin_trylock.S +++ /dev/null @@ -1,46 +0,0 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Richard Henderson <rth@twiddle.net>, 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. */ - - -#define _ERRNO_H 1 -#include <bits/errno.h> - - .text - .align 4 - - .globl pthread_spin_trylock - .ent pthread_spin_trylock -pthread_spin_trylock: - .frame $sp, 0, $26, 0 - .prologue 0 - -0: ldl_l $1, 0($16) - lda $2, 1 - lda $0, EBUSY - bne $1, 1f - - stl_c $2, 0($16) - beq $2, 2f - mb - lda $0, 0 - -1: ret -2: br 0b - - .end pthread_spin_trylock diff --git a/nptl/sysdeps/alpha/pthreaddef.h b/nptl/sysdeps/alpha/pthreaddef.h deleted file mode 100644 index 26c4daf7b3..0000000000 --- a/nptl/sysdeps/alpha/pthreaddef.h +++ /dev/null @@ -1,38 +0,0 @@ -/* 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. */ - -/* Default stack size. */ -#define ARCH_STACK_DEFAULT_SIZE (4 * 1024 * 1024) - -/* Required stack pointer alignment at beginning. The ABI requires 16. */ -#define STACK_ALIGN 16 - -/* Minimal stack size after allocating thread descriptor and guard size. */ -#define MINIMAL_REST_STACK 4096 - -/* Alignment requirement for TCB. */ -#define TCB_ALIGNMENT 16 - -/* Location of current stack frame. */ -#define CURRENT_STACK_FRAME __builtin_frame_address (0) - -/* XXX Until we have a better place keep the definitions here. */ - -/* While there is no such syscall. */ -#define __exit_thread_inline(val) \ - INLINE_SYSCALL (exit, 1, (val)) diff --git a/nptl/sysdeps/alpha/tcb-offsets.sym b/nptl/sysdeps/alpha/tcb-offsets.sym deleted file mode 100644 index c21a791040..0000000000 --- a/nptl/sysdeps/alpha/tcb-offsets.sym +++ /dev/null @@ -1,14 +0,0 @@ -#include <sysdep.h> -#include <tls.h> - --- - --- Abuse tls.h macros to derive offsets relative to the thread register. --- # define __builtin_thread_pointer() ((void *) 0) --- # define thread_offsetof(mem) ((void *) &THREAD_SELF->mem - (void *) 0) --- Ho hum, this doesn't work in gcc4, so Know Things about THREAD_SELF -#define thread_offsetof(mem) (long)(offsetof(struct pthread, mem) - sizeof(struct pthread)) - -MULTIPLE_THREADS_OFFSET thread_offsetof (header.multiple_threads) -PID_OFFSET thread_offsetof (pid) -TID_OFFSET thread_offsetof (tid) diff --git a/nptl/sysdeps/alpha/tls.h b/nptl/sysdeps/alpha/tls.h deleted file mode 100644 index e77b1ffca9..0000000000 --- a/nptl/sysdeps/alpha/tls.h +++ /dev/null @@ -1,149 +0,0 @@ -/* Definition for thread-local data handling. NPTL/Alpha version. - Copyright (C) 2003, 2005, 2006, 2007 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. */ - -#ifndef _TLS_H -#define _TLS_H 1 - -# include <dl-sysdep.h> - -#ifndef __ASSEMBLER__ -# include <stdbool.h> -# include <stddef.h> -# include <stdint.h> - -/* Type for the dtv. */ -typedef union dtv -{ - size_t counter; - struct - { - void *val; - bool is_static; - } pointer; -} dtv_t; - -#else /* __ASSEMBLER__ */ -# include <tcb-offsets.h> -#endif /* __ASSEMBLER__ */ - - -/* We require TLS support in the tools. */ -#ifndef HAVE_TLS_SUPPORT -# error "TLS support is required." -#endif - -#ifndef __ASSEMBLER__ - -/* Get system call information. */ -# include <sysdep.h> - -/* The TP points to the start of the thread blocks. */ -# define TLS_DTV_AT_TP 1 - -/* Get the thread descriptor definition. */ -# include <nptl/descr.h> - -typedef struct -{ - dtv_t *dtv; - void *__private; -} tcbhead_t; - -/* This is the size of the initial TCB. */ -# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t) - -/* Alignment requirements for the initial TCB. */ -# define TLS_INIT_TCB_ALIGN 16 - -/* This is the size of the TCB. */ -# define TLS_TCB_SIZE sizeof (tcbhead_t) - -/* This is the size we need before TCB. */ -# define TLS_PRE_TCB_SIZE sizeof (struct pthread) - -/* Alignment requirements for the TCB. */ -# define TLS_TCB_ALIGN 16 - -/* Install the dtv pointer. The pointer passed is to the element with - index -1 which contain the length. */ -# define INSTALL_DTV(tcbp, dtvp) \ - (((tcbhead_t *) (tcbp))->dtv = (dtvp) + 1) - -/* Install new dtv for current thread. */ -# define INSTALL_NEW_DTV(dtv) \ - (THREAD_DTV() = (dtv)) - -/* Return dtv of given thread descriptor. */ -# define GET_DTV(tcbp) \ - (((tcbhead_t *) (tcbp))->dtv) - -/* Code to initially initialize the thread pointer. This might need - special attention since 'errno' is not yet available and if the - operation can cause a failure 'errno' must not be touched. */ -# define TLS_INIT_TP(tcbp, secondcall) \ - (__builtin_set_thread_pointer ((void *)(tcbp)), NULL) - -/* Return the address of the dtv for the current thread. */ -# define THREAD_DTV() \ - (((tcbhead_t *) __builtin_thread_pointer ())->dtv) - -/* Return the thread descriptor for the current thread. */ -# define THREAD_SELF \ - ((struct pthread *)__builtin_thread_pointer () - 1) - -/* Magic for libthread_db to know how to do THREAD_SELF. */ -# define DB_THREAD_SELF \ - REGISTER (64, 64, 32 * 8, -sizeof (struct pthread)) - -/* Access to data in the thread descriptor is easy. */ -#define THREAD_GETMEM(descr, member) \ - descr->member -#define THREAD_GETMEM_NC(descr, member, idx) \ - descr->member[idx] -#define THREAD_SETMEM(descr, member, value) \ - descr->member = (value) -#define THREAD_SETMEM_NC(descr, member, idx, value) \ - descr->member[idx] = (value) - -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - -#endif /* __ASSEMBLER__ */ - -#endif /* tls.h */ diff --git a/nptl/sysdeps/pthread/pthread.h b/nptl/sysdeps/pthread/pthread.h index d5ffd383f5..cc7472eaff 100644 --- a/nptl/sysdeps/pthread/pthread.h +++ b/nptl/sysdeps/pthread/pthread.h @@ -655,7 +655,7 @@ extern void __pthread_register_cancel (__pthread_unwind_buf_t *__buf) /* Remove a cleanup handler installed by the matching pthread_cleanup_push. If EXECUTE is non-zero, the handler function is called. */ # define pthread_cleanup_pop(execute) \ - do; while (0); /* Empty to allow label before pthread_cleanup_pop. */ \ + do { } while (0);/* Empty to allow label before pthread_cleanup_pop. */\ } while (0); \ __pthread_unregister_cancel (&__cancel_buf); \ if (execute) \ @@ -691,7 +691,7 @@ extern void __pthread_register_cancel_defer (__pthread_unwind_buf_t *__buf) restores the cancellation type that was in effect when the matching pthread_cleanup_push_defer was called. */ # define pthread_cleanup_pop_restore_np(execute) \ - do; while (0); /* Empty to allow label before pthread_cleanup_pop. */ \ + do { } while (0);/* Empty to allow label before pthread_cleanup_pop. */\ } while (0); \ __pthread_unregister_cancel_restore (&__cancel_buf); \ if (execute) \ diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/Makefile b/nptl/sysdeps/unix/sysv/linux/alpha/Makefile deleted file mode 100644 index 8c80840798..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/Makefile +++ /dev/null @@ -1,2 +0,0 @@ -# pull in __syscall_error routine, __sigprocmask, __syscall_rt_sigaction -libpthread-routines += ptw-sysdep ptw-sigprocmask ptw-rt_sigaction diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/Versions b/nptl/sysdeps/unix/sysv/linux/alpha/Versions deleted file mode 100644 index 437c4da28b..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/Versions +++ /dev/null @@ -1,13 +0,0 @@ -libpthread { - GLIBC_2.3.3 { - # Changed PTHREAD_STACK_MIN. - pthread_attr_setstack; pthread_attr_setstacksize; - } -} -librt { - GLIBC_2.3.3 { - # Changed timer_t. - timer_create; timer_delete; timer_getoverrun; timer_gettime; - timer_settime; - } -} diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/aio_cancel.c b/nptl/sysdeps/unix/sysv/linux/alpha/aio_cancel.c deleted file mode 100644 index 0d6da82919..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/aio_cancel.c +++ /dev/null @@ -1,33 +0,0 @@ -#include <shlib-compat.h> - -#define aio_cancel64 XXX -#include <aio.h> -#undef aio_cancel64 -#include <errno.h> - -extern __typeof (aio_cancel) __new_aio_cancel; -extern __typeof (aio_cancel) __old_aio_cancel; - -#define aio_cancel __new_aio_cancel - -#include <sysdeps/pthread/aio_cancel.c> - -#undef aio_cancel -strong_alias (__new_aio_cancel, __new_aio_cancel64); -versioned_symbol (librt, __new_aio_cancel, aio_cancel, GLIBC_2_3); -versioned_symbol (librt, __new_aio_cancel64, aio_cancel64, GLIBC_2_3); - -#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_3) - -#undef ECANCELED -#define aio_cancel __old_aio_cancel -#define ECANCELED 125 - -#include <sysdeps/pthread/aio_cancel.c> - -#undef aio_cancel -strong_alias (__old_aio_cancel, __old_aio_cancel64); -compat_symbol (librt, __old_aio_cancel, aio_cancel, GLIBC_2_1); -compat_symbol (librt, __old_aio_cancel64, aio_cancel64, GLIBC_2_1); - -#endif diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/bits/local_lim.h b/nptl/sysdeps/unix/sysv/linux/alpha/bits/local_lim.h deleted file mode 100644 index a7c9740a0a..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/bits/local_lim.h +++ /dev/null @@ -1,100 +0,0 @@ -/* Minimum guaranteed maximum values for system limits. Linux/Alpha version. - Copyright (C) 1993-1998,2000,2002-2004,2008 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 Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library 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. */ - -/* The kernel header pollutes the namespace with the NR_OPEN symbol - and defines LINK_MAX although filesystems have different maxima. A - similar thing is true for OPEN_MAX: the limit can be changed at - runtime and therefore the macro must not be defined. Remove this - after including the header if necessary. */ -#ifndef NR_OPEN -# define __undef_NR_OPEN -#endif -#ifndef LINK_MAX -# define __undef_LINK_MAX -#endif -#ifndef OPEN_MAX -# define __undef_OPEN_MAX -#endif -#ifndef ARG_MAX -# define __undef_ARG_MAX -#endif - -/* The kernel sources contain a file with all the needed information. */ -#include <linux/limits.h> - -/* Have to remove NR_OPEN? */ -#ifdef __undef_NR_OPEN -# undef NR_OPEN -# undef __undef_NR_OPEN -#endif -/* Have to remove LINK_MAX? */ -#ifdef __undef_LINK_MAX -# undef LINK_MAX -# undef __undef_LINK_MAX -#endif -/* Have to remove OPEN_MAX? */ -#ifdef __undef_OPEN_MAX -# undef OPEN_MAX -# undef __undef_OPEN_MAX -#endif -/* Have to remove ARG_MAX? */ -#ifdef __undef_ARG_MAX -# undef ARG_MAX -# undef __undef_ARG_MAX -#endif - -/* The number of data keys per process. */ -#define _POSIX_THREAD_KEYS_MAX 128 -/* This is the value this implementation supports. */ -#define PTHREAD_KEYS_MAX 1024 - -/* Controlling the iterations of destructors for thread-specific data. */ -#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4 -/* Number of iterations this implementation does. */ -#define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS - -/* The number of threads per process. */ -#define _POSIX_THREAD_THREADS_MAX 64 -/* We have no predefined limit on the number of threads. */ -#undef PTHREAD_THREADS_MAX - -/* Maximum amount by which a process can descrease its asynchronous I/O - priority level. */ -#define AIO_PRIO_DELTA_MAX 20 - -/* Minimum size for a thread. We are free to choose a reasonable value. */ -#define PTHREAD_STACK_MIN 24576 - -/* Maximum number of timer expiration overruns. */ -#define DELAYTIMER_MAX 2147483647 - -/* Maximum tty name length. */ -#define TTY_NAME_MAX 32 - -/* Maximum login name length. This is arbitrary. */ -#define LOGIN_NAME_MAX 256 - -/* Maximum host name length. */ -#define HOST_NAME_MAX 64 - -/* Maximum message queue priority level. */ -#define MQ_PRIO_MAX 32768 - -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h deleted file mode 100644 index 41c0be1978..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h +++ /dev/null @@ -1,168 +0,0 @@ -/* Machine-specific pthread type layouts. Alpha version. - Copyright (C) 2003, 2004, 2005, 2006, 2007 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. */ - -#ifndef _BITS_PTHREADTYPES_H -#define _BITS_PTHREADTYPES_H 1 - -#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 - - -/* Thread identifiers. The structure of the attribute type is - deliberately not exposed. */ -typedef unsigned long int pthread_t; - - -typedef union -{ - char __size[__SIZEOF_PTHREAD_ATTR_T]; - long int __align; -} pthread_attr_t; - - -typedef struct __pthread_internal_list -{ - struct __pthread_internal_list *__prev; - struct __pthread_internal_list *__next; -} __pthread_list_t; - - -/* Data structures for mutex handling. The structure of the attribute - type is deliberately not exposed. */ -typedef union -{ - struct __pthread_mutex_s - { - int __lock; - unsigned int __count; - int __owner; - unsigned int __nusers; - /* KIND must stay at this position in the structure to maintain - binary compatibility. */ - int __kind; - int __spins; - __pthread_list_t __list; -#define __PTHREAD_MUTEX_HAVE_PREV 1 - } __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 deliberately not exposed. */ -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 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; - 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; - 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/alpha/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/alpha/bits/semaphore.h deleted file mode 100644 index be4469c69d..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/bits/semaphore.h +++ /dev/null @@ -1,34 +0,0 @@ -/* Machine-specific POSIX semaphore type layouts. Alpha version. - 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. */ - -#ifndef _SEMAPHORE_H -# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead." -#endif - -# define __SIZEOF_SEM_T 32 - -/* Value returned if `sem_open' failed. */ -#define SEM_FAILED ((sem_t *) 0) - - -typedef union -{ - char __size[__SIZEOF_SEM_T]; - long int __align; -} sem_t; diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/clone.S b/nptl/sysdeps/unix/sysv/linux/alpha/clone.S deleted file mode 100644 index 675a997e97..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/clone.S +++ /dev/null @@ -1,9 +0,0 @@ -/* 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/nptl/sysdeps/unix/sysv/linux/alpha/createthread.c b/nptl/sysdeps/unix/sysv/linux/alpha/createthread.c deleted file mode 100644 index 6a51e73da6..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/createthread.c +++ /dev/null @@ -1,23 +0,0 @@ -/* 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 <nptl/sysdeps/pthread/createthread.c> diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/fork.c b/nptl/sysdeps/unix/sysv/linux/alpha/fork.c deleted file mode 100644 index ca85fc008f..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/fork.c +++ /dev/null @@ -1,30 +0,0 @@ -/* 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 <sysdep.h> -#include <tls.h> - - -#define ARCH_FORK() \ - INLINE_SYSCALL (clone, 5, \ - CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, \ - NULL, NULL, &THREAD_SELF->tid, NULL) - -#include "../fork.c" diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h deleted file mode 100644 index 93188234cb..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h +++ /dev/null @@ -1,280 +0,0 @@ -/* Copyright (C) 2003, 2004, 2006, 2007 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 Libr \ary; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _LOWLEVELLOCK_H -#define _LOWLEVELLOCK_H 1 - -#include <time.h> -#include <sys/param.h> -#include <bits/pthreadtypes.h> -#include <atomic.h> -#include <sysdep.h> -#include <kernel-features.h> - - -#define __NR_futex 394 -#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_PRIVATE_FLAG 128 - -/* 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 !defined NOT_IN_libc || defined 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 - - -#define lll_futex_wait(futexp, val, private) \ - lll_futex_timed_wait (futexp, val, NULL, private) - -#define lll_futex_timed_wait(futexp, val, timespec, private) \ - ({ \ - INTERNAL_SYSCALL_DECL (__err); \ - long int __ret; \ - __ret = INTERNAL_SYSCALL (futex, __err, 4, (futexp), \ - __lll_private_flag (FUTEX_WAIT, private), \ - (val), (timespec)); \ - INTERNAL_SYSCALL_ERROR_P (__ret, __err)? -__ret : __ret; \ - }) - -#define lll_futex_wake(futexp, nr, private) \ - ({ \ - INTERNAL_SYSCALL_DECL (__err); \ - long int __ret; \ - __ret = INTERNAL_SYSCALL (futex, __err, 4, (futexp), \ - __lll_private_flag (FUTEX_WAKE, private), \ - (nr), 0); \ - INTERNAL_SYSCALL_ERROR_P (__ret, __err)? -__ret : __ret; \ - }) - -#define lll_robust_dead(futexv, private) \ - do \ - { \ - int *__futexp = &(futexv); \ - atomic_or (__futexp, FUTEX_OWNER_DIED); \ - lll_futex_wake (__futexp, 1, private); \ - } \ - while (0) - -/* Returns non-zero if error happened, zero if success. */ -#define lll_futex_requeue(futexp, nr_wake, nr_move, mutex, val, private) \ - ({ \ - INTERNAL_SYSCALL_DECL (__err); \ - long int __ret; \ - __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ - __lll_private_flag (FUTEX_CMP_REQUEUE, private),\ - (nr_wake), (nr_move), (mutex), (val)); \ - INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ - }) - -/* Returns non-zero if error happened, zero if success. */ -#define lll_futex_wake_unlock(futexp, nr_wake, nr_wake2, futexp2, private) \ - ({ \ - INTERNAL_SYSCALL_DECL (__err); \ - long int __ret; \ - __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ - __lll_private_flag (FUTEX_WAKE_OP, private), \ - (nr_wake), (nr_wake2), (futexp2), \ - FUTEX_OP_CLEAR_WAKE_IF_GT_ONE); \ - INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ - }) - - - - -static inline int __attribute__((always_inline)) -__lll_trylock(int *futex) -{ - return atomic_compare_and_exchange_val_acq (futex, 1, 0) != 0; -} -#define lll_trylock(lock) __lll_trylock (&(lock)) - - -static inline int __attribute__((always_inline)) -__lll_cond_trylock(int *futex) -{ - return atomic_compare_and_exchange_val_acq (futex, 2, 0) != 0; -} -#define lll_cond_trylock(lock) __lll_cond_trylock (&(lock)) - - -static inline int __attribute__((always_inline)) -__lll_robust_trylock(int *futex, int id) -{ - return atomic_compare_and_exchange_val_acq (futex, id, 0) != 0; -} -#define lll_robust_trylock(lock, id) \ - __lll_robust_trylock (&(lock), id) - -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; - -static inline void __attribute__((always_inline)) -__lll_lock(int *futex, int private) -{ - if (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) - - -static inline int __attribute__ ((always_inline)) -__lll_robust_lock (int *futex, int id, int private) -{ - int result = 0; - if (atomic_compare_and_exchange_bool_acq (futex, id, 0) != 0) - result = __lll_robust_lock_wait (futex, private); - return result; -} -#define lll_robust_lock(futex, id, private) \ - __lll_robust_lock (&(futex), id, private) - - -static inline void __attribute__ ((always_inline)) -__lll_cond_lock (int *futex, int private) -{ - if (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) \ - __lll_robust_lock (&(futex), (id) | FUTEX_WAITERS, 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; - -static inline int __attribute__ ((always_inline)) -__lll_timedlock (int *futex, const struct timespec *abstime, int private) -{ - int result = 0; - if (atomic_compare_and_exchange_bool_acq (futex, 1, 0) != 0) - result = __lll_timedlock_wait (futex, abstime, private); - return result; -} -#define lll_timedlock(futex, abstime, private) \ - __lll_timedlock (&(futex), abstime, private) - - -static inline int __attribute__ ((always_inline)) -__lll_robust_timedlock (int *futex, const struct timespec *abstime, - int id, int private) -{ - int result = 0; - if (atomic_compare_and_exchange_bool_acq (futex, id, 0) != 0) - result = __lll_robust_timedlock_wait (futex, abstime, private); - return result; -} -#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 __oldval = atomic_exchange_rel (__futex, 0); \ - if (__builtin_expect (__oldval > 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 __oldval = atomic_exchange_rel (__futex, 0); \ - if (__builtin_expect (__oldval & 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_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 */ diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S b/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S deleted file mode 100644 index ec5d175bec..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S +++ /dev/null @@ -1,43 +0,0 @@ -/* 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 <tcb-offsets.h> - -#undef PSEUDO_PREPARE_ARGS -#define PSEUDO_PREPARE_ARGS \ - /* Load the current cached pid value across the vfork. */ \ - rduniq; \ - ldl a2, PID_OFFSET(v0); \ - mov v0, a1; \ - /* Write back its negation, to indicate that the pid value is \ - uninitialized in the the child, and in the window between \ - here and the point at which we restore the value. */ \ - negl a2, t0; \ - stl t0, PID_OFFSET(v0); - -PSEUDO (__vfork, vfork, 0) - - /* If we're back in the parent, restore the saved pid. */ - beq v0, 1f - stl a2, PID_OFFSET(a1) -1: ret - -PSEUDO_END (__vfork) - -weak_alias (__vfork, vfork) diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c b/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c deleted file mode 100644 index 0e7e9790dd..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c +++ /dev/null @@ -1,96 +0,0 @@ -/* Copyright (C) 2003, 2004, 2007 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 "pthreadP.h" -#include <lowlevellock.h> - - -unsigned long int __fork_generation attribute_hidden; - -static void -clear_once_control (void *arg) -{ - pthread_once_t *once_control = (pthread_once_t *) arg; - - *once_control = 0; - lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE); -} - -int -__pthread_once (pthread_once_t *once_control, void (*init_routine) (void)) -{ - for (;;) - { - int oldval; - int newval; - int tmp; - - /* Pseudo code: - newval = __fork_generation | 1; - oldval = *once_control; - if ((oldval & 2) == 0) - *once_control = newval; - Do this atomically. - */ - newval = __fork_generation | 1; - __asm __volatile ( - "1: ldl_l %0, %2\n" - " and %0, 2, %1\n" - " bne %1, 2f\n" - " mov %3, %1\n" - " stl_c %1, %2\n" - " beq %1, 1b\n" - "2: mb" - : "=&r" (oldval), "=&r" (tmp), "=m" (*once_control) - : "r" (newval), "m" (*once_control)); - - /* Check if the initializer has already been done. */ - if ((oldval & 2) != 0) - return 0; - - /* Check if another thread already runs the initializer. */ - if ((oldval & 1) == 0) - break; - - /* Check whether the initializer execution was interrupted by a fork. */ - if (oldval != newval) - break; - - /* Same generation, some other thread was faster. Wait. */ - lll_futex_wait (once_control, oldval, LLL_PRIVATE); - } - - /* This thread is the first here. Do the initialization. - Register a cleanup handler so that in case the thread gets - interrupted the initialization can be restarted. */ - pthread_cleanup_push (clear_once_control, once_control); - - init_routine (); - - pthread_cleanup_pop (0); - - /* Add one to *once_control to take the bottom 2 bits from 01 to 10. */ - atomic_increment (once_control); - - /* Wake up all other threads. */ - lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE); - - return 0; -} -weak_alias (__pthread_once, pthread_once) -strong_alias (__pthread_once, __pthread_once_internal) diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/sem_post.c b/nptl/sysdeps/unix/sysv/linux/alpha/sem_post.c deleted file mode 100644 index 27fd817e65..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/sem_post.c +++ /dev/null @@ -1,5 +0,0 @@ -/* ??? This is an ass-backwards way to do this. We should simply define - the acquire/release semantics of atomic_exchange_and_add. And even if - we don't do this, we should be using atomic_full_barrier or otherwise. */ -#define __lll_rel_instr "mb" -#include "../sem_post.c" diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h deleted file mode 100644 index 1db847c9eb..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h +++ /dev/null @@ -1,177 +0,0 @@ -/* Copyright (C) 2003, 2006 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 <tls.h> -#ifndef __ASSEMBLER__ -# include <nptl/pthreadP.h> -#endif - -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -# ifdef PROF -# define PSEUDO_PROF \ - .set noat; \ - lda AT, _mcount; \ - jsr AT, (AT), _mcount; \ - .set at -# else -# define PSEUDO_PROF -# endif - -/* ??? Assumes that nothing comes between PSEUDO and PSEUDO_END - besides "ret". */ - -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .globl name; \ - .align 4; \ - .type name, @function; \ - .usepv name, std; \ - cfi_startproc; \ -__LABEL(name) \ - ldgp gp, 0(pv); \ - PSEUDO_PROF; \ - PSEUDO_PREPARE_ARGS \ - SINGLE_THREAD_P(t0); \ - bne t0, $pseudo_cancel; \ - lda v0, SYS_ify(syscall_name); \ - call_pal PAL_callsys; \ - bne a3, SYSCALL_ERROR_LABEL; \ -__LABEL($pseudo_ret) \ - .subsection 2; \ - cfi_startproc; \ -__LABEL($pseudo_cancel) \ - subq sp, 64, sp; \ - cfi_def_cfa_offset(64); \ - stq ra, 0(sp); \ - cfi_offset(ra, -64); \ - SAVE_ARGS_##args; \ - CENABLE; \ - LOAD_ARGS_##args; \ - /* Save the CENABLE return value in RA. That register \ - is preserved across syscall and the real return \ - address is saved on the stack. */ \ - mov v0, ra; \ - lda v0, SYS_ify(syscall_name); \ - call_pal PAL_callsys; \ - stq v0, 8(sp); \ - mov ra, a0; \ - bne a3, $multi_error; \ - CDISABLE; \ - ldq ra, 0(sp); \ - ldq v0, 8(sp); \ - addq sp, 64, sp; \ - cfi_remember_state; \ - cfi_restore(ra); \ - cfi_def_cfa_offset(0); \ - ret; \ - cfi_restore_state; \ -__LABEL($multi_error) \ - CDISABLE; \ - ldq ra, 0(sp); \ - ldq v0, 8(sp); \ - addq sp, 64, sp; \ - cfi_restore(ra); \ - cfi_def_cfa_offset(0); \ -__LABEL($syscall_error) \ - SYSCALL_ERROR_HANDLER; \ - cfi_endproc; \ - .previous - -# undef PSEUDO_END -# define PSEUDO_END(sym) \ - cfi_endproc; \ - .subsection 2; \ - .size sym, .-sym - -# define SAVE_ARGS_0 /* Nothing. */ -# define SAVE_ARGS_1 SAVE_ARGS_0; stq a0, 8(sp) -# define SAVE_ARGS_2 SAVE_ARGS_1; stq a1, 16(sp) -# define SAVE_ARGS_3 SAVE_ARGS_2; stq a2, 24(sp) -# define SAVE_ARGS_4 SAVE_ARGS_3; stq a3, 32(sp) -# define SAVE_ARGS_5 SAVE_ARGS_4; stq a4, 40(sp) -# define SAVE_ARGS_6 SAVE_ARGS_5; stq a5, 48(sp) - -# define LOAD_ARGS_0 /* Nothing. */ -# define LOAD_ARGS_1 LOAD_ARGS_0; ldq a0, 8(sp) -# define LOAD_ARGS_2 LOAD_ARGS_1; ldq a1, 16(sp) -# define LOAD_ARGS_3 LOAD_ARGS_2; ldq a2, 24(sp) -# define LOAD_ARGS_4 LOAD_ARGS_3; ldq a3, 32(sp) -# define LOAD_ARGS_5 LOAD_ARGS_4; ldq a4, 40(sp) -# define LOAD_ARGS_6 LOAD_ARGS_5; ldq a5, 48(sp) - -# ifdef IS_IN_libpthread -# define __local_enable_asynccancel __pthread_enable_asynccancel -# define __local_disable_asynccancel __pthread_disable_asynccancel -# define __local_multiple_threads __pthread_multiple_threads -# elif !defined NOT_IN_libc -# define __local_enable_asynccancel __libc_enable_asynccancel -# define __local_disable_asynccancel __libc_disable_asynccancel -# define __local_multiple_threads __libc_multiple_threads -# elif defined IS_IN_librt -# define __local_enable_asynccancel __librt_enable_asynccancel -# define __local_disable_asynccancel __librt_disable_asynccancel -# else -# error Unsupported library -# endif - -# ifdef PIC -# define CENABLE bsr ra, __local_enable_asynccancel !samegp -# define CDISABLE bsr ra, __local_disable_asynccancel !samegp -# else -# define CENABLE jsr ra, __local_enable_asynccancel; ldgp ra, 0(gp) -# define CDISABLE jsr ra, __local_disable_asynccancel; ldgp ra, 0(gp) -# endif - -# if defined IS_IN_libpthread || !defined NOT_IN_libc -# ifndef __ASSEMBLER__ -extern int __local_multiple_threads attribute_hidden; -# define SINGLE_THREAD_P \ - __builtin_expect (__local_multiple_threads == 0, 1) -# elif defined(PIC) -# define SINGLE_THREAD_P(reg) ldl reg, __local_multiple_threads(gp) !gprel -# else -# define SINGLE_THREAD_P(reg) \ - ldah reg, __local_multiple_threads(gp) !gprelhigh; \ - ldl reg, __local_multiple_threads(reg) !gprellow -# endif -# else -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - header.multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P(reg) \ - call_pal PAL_rduniq; \ - ldl reg, MULTIPLE_THREADS_OFFSET($0) -# endif -# endif - -#else - -# define SINGLE_THREAD_P (1) -# define NO_CANCELLATION 1 - -#endif - -#ifndef __ASSEMBLER__ -# define RTLD_SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - header.multiple_threads) == 0, 1) -#endif diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/timer_create.c b/nptl/sysdeps/unix/sysv/linux/alpha/timer_create.c deleted file mode 100644 index 172223af3f..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/timer_create.c +++ /dev/null @@ -1 +0,0 @@ -#include "../x86_64/timer_create.c" diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/timer_delete.c b/nptl/sysdeps/unix/sysv/linux/alpha/timer_delete.c deleted file mode 100644 index 537516e0aa..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/timer_delete.c +++ /dev/null @@ -1 +0,0 @@ -#include "../x86_64/timer_delete.c" diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/timer_getoverr.c b/nptl/sysdeps/unix/sysv/linux/alpha/timer_getoverr.c deleted file mode 100644 index 3f21a73c98..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/timer_getoverr.c +++ /dev/null @@ -1 +0,0 @@ -#include "../x86_64/timer_getoverr.c" diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/timer_gettime.c b/nptl/sysdeps/unix/sysv/linux/alpha/timer_gettime.c deleted file mode 100644 index a50143adc5..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/timer_gettime.c +++ /dev/null @@ -1 +0,0 @@ -#include "../x86_64/timer_gettime.c" diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/timer_settime.c b/nptl/sysdeps/unix/sysv/linux/alpha/timer_settime.c deleted file mode 100644 index 37baeffacc..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/timer_settime.c +++ /dev/null @@ -1 +0,0 @@ -#include "../x86_64/timer_settime.c" diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/vfork.S b/nptl/sysdeps/unix/sysv/linux/alpha/vfork.S deleted file mode 100644 index f4ed9311b0..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/alpha/vfork.S +++ /dev/null @@ -1,46 +0,0 @@ -/* Copyright (C) 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 <tcb-offsets.h> - -#undef PSEUDO_PREPARE_ARGS -#define PSEUDO_PREPARE_ARGS \ - /* Load the current cached pid value across the vfork. */ \ - rduniq; \ - ldl a2, PID_OFFSET(v0); \ - mov v0, a1; \ - /* If the cached value is initialized (nonzero), then write \ - back its negation, or INT_MIN, to indicate that the pid \ - value is uninitialized in the the child, and in the window \ - between here and the point at which we restore the value. */ \ - ldah t0, -0x8000; \ - negl a2, t1; \ - cmovne a2, t1, t0; \ - stl t0, PID_OFFSET(v0); - -PSEUDO (__vfork, vfork, 0) - - /* If we're back in the parent, restore the saved pid. */ - beq v0, 1f - stl a2, PID_OFFSET(a1) -1: ret - -PSEUDO_END (__vfork) -libc_hidden_def (__vfork) -weak_alias (__vfork, vfork) diff --git a/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h index d53559c074..993dd4be26 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2006, 2007, 2008 Free Software Foundation, Inc. +/* Copyright (C) 2002-2004, 2006, 2007, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -52,6 +52,8 @@ #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_PRIVATE_FLAG 128 #define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE ((4 << 24) | 1) @@ -86,7 +88,7 @@ asm ("andl %%gs:%P1, %0" : "+r" (__fl) \ : "i" (offsetof (struct pthread, header.private_futex))); \ __fl | (fl); })) -# endif +# endif #endif #ifndef __ASSEMBLER__ diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h index ada79851e2..9c4d16f453 100644 --- a/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2006, 2007, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -37,6 +37,8 @@ #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_PRIVATE_FLAG 128 /* Values for 'private' parameter of locking macros. Yes, the @@ -67,7 +69,7 @@ : (fl)) \ : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG) \ & THREAD_GETMEM (THREAD_SELF, header.private_futex)))) -# endif +# endif #endif diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h index 80b9a4369e..76a41bc191 100644 --- a/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2006, 2007, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003. @@ -38,6 +38,8 @@ #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_PRIVATE_FLAG 128 /* Values for 'private' parameter of locking macros. Yes, the @@ -67,7 +69,7 @@ : (fl)) \ : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG) \ & THREAD_GETMEM (THREAD_SELF, header.private_futex)))) -# endif +# endif #endif #define lll_futex_wait(futexp, val, private) \ @@ -131,8 +133,8 @@ FUTEX_OP_CLEAR_WAKE_IF_GT_ONE); \ INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ }) - - + + #ifdef UP # define __lll_acq_instr "" # define __lll_rel_instr "" diff --git a/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c b/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c index 93841c5b3e..b417da5e22 100644 --- a/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c +++ b/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c @@ -8,6 +8,7 @@ lll_robust_cond_lock ((mutex)->__data.__lock, id, \ PTHREAD_ROBUST_MUTEX_PSHARED (mutex)) #define __pthread_mutex_lock __pthread_mutex_cond_lock +#define __pthread_mutex_lock_full __pthread_mutex_cond_lock_full #define NO_INCR #include <nptl/pthread_mutex_lock.c> diff --git a/nptl/sysdeps/unix/sysv/linux/s390/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/s390/lowlevellock.h index c9347e98b2..558d87d67c 100644 --- a/nptl/sysdeps/unix/sysv/linux/s390/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/s390/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2006, 2007, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003. @@ -36,6 +36,8 @@ #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_PRIVATE_FLAG 128 /* Values for 'private' parameter of locking macros. Yes, the @@ -66,7 +68,7 @@ : (fl)) \ : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG) \ & THREAD_GETMEM (THREAD_SELF, header.private_futex)))) -# endif +# endif #endif #define lll_futex_wait(futex, val, private) \ diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h index 88e94b9905..e709667e54 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2006, 2007, 2008 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 @@ -34,6 +34,8 @@ #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_PRIVATE_FLAG 128 #define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE ((4 << 24) | 1) diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h index 2cd69a14ce..f76d599c48 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002-2004, 2006, 2007, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -52,6 +52,8 @@ #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_PRIVATE_FLAG 128 #define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE ((4 << 24) | 1) @@ -87,7 +89,7 @@ asm ("andl %%fs:%P1, %0" : "+r" (__fl) \ : "i" (offsetof (struct pthread, header.private_futex))); \ __fl | (fl); })) -# endif +# endif #endif /* Initializer for lock. */ diff --git a/nptl/sysdeps/x86_64/tls.h b/nptl/sysdeps/x86_64/tls.h index 79db61c709..172f44579b 100644 --- a/nptl/sysdeps/x86_64/tls.h +++ b/nptl/sysdeps/x86_64/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. nptl/x86_64 version. - Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. + Copyright (C) 2002-2007, 2008 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 @@ -28,6 +28,7 @@ # include <stdlib.h> # include <sysdep.h> # include <kernel-features.h> +# include <bits/wordsize.h> /* Type for the dtv. */ @@ -56,7 +57,14 @@ typedef struct unsigned long int vgetcpu_cache[2]; #ifndef __ASSUME_PRIVATE_FUTEX int private_futex; +#else + int __unused1; +#endif +#if __WORDSIZE == 64 + int __pad1; #endif + /* Reservation of some values for the TM ABI. */ + void *__private_tm[5]; } tcbhead_t; #else /* __ASSEMBLER__ */ |