diff options
Diffstat (limited to 'ports/sysdeps/ia64/nptl')
| -rw-r--r-- | ports/sysdeps/ia64/nptl/Makefile | 24 | ||||
| -rw-r--r-- | ports/sysdeps/ia64/nptl/pthread_spin_lock.c | 35 | ||||
| -rw-r--r-- | ports/sysdeps/ia64/nptl/pthread_spin_trylock.c | 27 | ||||
| -rw-r--r-- | ports/sysdeps/ia64/nptl/pthread_spin_unlock.c | 27 | ||||
| -rw-r--r-- | ports/sysdeps/ia64/nptl/pthreaddef.h | 42 | ||||
| -rw-r--r-- | ports/sysdeps/ia64/nptl/shlib-versions | 1 | ||||
| -rw-r--r-- | ports/sysdeps/ia64/nptl/tcb-offsets.sym | 7 | ||||
| -rw-r--r-- | ports/sysdeps/ia64/nptl/tls.h | 185 |
8 files changed, 0 insertions, 348 deletions
diff --git a/ports/sysdeps/ia64/nptl/Makefile b/ports/sysdeps/ia64/nptl/Makefile deleted file mode 100644 index e11c329d39..0000000000 --- a/ports/sysdeps/ia64/nptl/Makefile +++ /dev/null @@ -1,24 +0,0 @@ -# Copyright (C) 2003-2014 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, see -# <http://www.gnu.org/licenses/>. - -ifeq ($(subdir),csu) -gen-as-const-headers += tcb-offsets.sym -endif - -ifeq ($(subdir),nptl) -libpthread-routines += ptw-sysdep ptw-sigblock ptw-sigprocmask -endif diff --git a/ports/sysdeps/ia64/nptl/pthread_spin_lock.c b/ports/sysdeps/ia64/nptl/pthread_spin_lock.c deleted file mode 100644 index 71268ddc14..0000000000 --- a/ports/sysdeps/ia64/nptl/pthread_spin_lock.c +++ /dev/null @@ -1,35 +0,0 @@ -/* Copyright (C) 2003-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include "pthreadP.h" - -int -pthread_spin_lock (lock) - pthread_spinlock_t *lock; -{ - int *p = (int *) lock; - - while (__builtin_expect (__sync_val_compare_and_swap (p, 0, 1), 0)) - { - /* Spin without using the atomic instruction. */ - do - __asm __volatile ("hint @pause" : : : "memory"); - while (*p); - } - return 0; -} diff --git a/ports/sysdeps/ia64/nptl/pthread_spin_trylock.c b/ports/sysdeps/ia64/nptl/pthread_spin_trylock.c deleted file mode 100644 index 10ae45da33..0000000000 --- a/ports/sysdeps/ia64/nptl/pthread_spin_trylock.c +++ /dev/null @@ -1,27 +0,0 @@ -/* Copyright (C) 2003-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include "pthreadP.h" - -int -pthread_spin_trylock (lock) - pthread_spinlock_t *lock; -{ - return __sync_val_compare_and_swap ((int *) lock, 0, 1) == 0 ? 0 : EBUSY; -} diff --git a/ports/sysdeps/ia64/nptl/pthread_spin_unlock.c b/ports/sysdeps/ia64/nptl/pthread_spin_unlock.c deleted file mode 100644 index 87358fb614..0000000000 --- a/ports/sysdeps/ia64/nptl/pthread_spin_unlock.c +++ /dev/null @@ -1,27 +0,0 @@ -/* Copyright (C) 2003-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include "pthreadP.h" - - -int -pthread_spin_unlock (pthread_spinlock_t *lock) -{ - __sync_lock_release ((int *) lock); - return 0; -} diff --git a/ports/sysdeps/ia64/nptl/pthreaddef.h b/ports/sysdeps/ia64/nptl/pthreaddef.h deleted file mode 100644 index cf4763c268..0000000000 --- a/ports/sysdeps/ia64/nptl/pthreaddef.h +++ /dev/null @@ -1,42 +0,0 @@ -/* Copyright (C) 2003-2014 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, see - <http://www.gnu.org/licenses/>. */ - -/* Default stack size. */ -#define ARCH_STACK_DEFAULT_SIZE (32 * 1024 * 1024) - -/* IA-64 uses a normal stack and a register stack. */ -#define NEED_SEPARATE_REGISTER_STACK - -/* Required stack pointer alignment at beginning. */ -#define STACK_ALIGN 16 - -/* Minimal stack size after allocating thread descriptor and guard size. */ -#define MINIMAL_REST_STACK 16384 - -/* Alignment requirement for TCB. */ -#define TCB_ALIGNMENT 16 - - -/* Location of current stack frame. */ -#define CURRENT_STACK_FRAME __stack_pointer -register char *__stack_pointer __asm__ ("sp"); - -/* 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/ports/sysdeps/ia64/nptl/shlib-versions b/ports/sysdeps/ia64/nptl/shlib-versions deleted file mode 100644 index 90015eb151..0000000000 --- a/ports/sysdeps/ia64/nptl/shlib-versions +++ /dev/null @@ -1 +0,0 @@ -ia64.*-.*-linux.* libpthread=0 GLIBC_2.2 diff --git a/ports/sysdeps/ia64/nptl/tcb-offsets.sym b/ports/sysdeps/ia64/nptl/tcb-offsets.sym deleted file mode 100644 index e1707ab1c8..0000000000 --- a/ports/sysdeps/ia64/nptl/tcb-offsets.sym +++ /dev/null @@ -1,7 +0,0 @@ -#include <sysdep.h> -#include <tls.h> - -PID offsetof (struct pthread, pid) - TLS_PRE_TCB_SIZE -TID offsetof (struct pthread, tid) - TLS_PRE_TCB_SIZE -MULTIPLE_THREADS_OFFSET offsetof (struct pthread, header.multiple_threads) - TLS_PRE_TCB_SIZE -SYSINFO_OFFSET offsetof (tcbhead_t, __private) diff --git a/ports/sysdeps/ia64/nptl/tls.h b/ports/sysdeps/ia64/nptl/tls.h deleted file mode 100644 index 279d107d39..0000000000 --- a/ports/sysdeps/ia64/nptl/tls.h +++ /dev/null @@ -1,185 +0,0 @@ -/* Definition for thread-local data handling. nptl/IA-64 version. - Copyright (C) 2003-2014 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _TLS_H -#define _TLS_H 1 - -#include <dl-sysdep.h> -#ifndef __ASSEMBLER__ -# include <stdbool.h> -# include <stddef.h> -# include <stdint.h> -# include <stdlib.h> -# include <list.h> - - -/* Type for the dtv. */ -typedef union dtv -{ - size_t counter; - struct - { - void *val; - bool is_static; - } pointer; -} dtv_t; - - -typedef struct -{ - dtv_t *dtv; - void *__private; -} tcbhead_t; - -register struct pthread *__thread_self __asm__("r13"); - -# define TLS_MULTIPLE_THREADS_IN_TCB 1 - -#else /* __ASSEMBLER__ */ -# include <tcb-offsets.h> -#endif - - -/* Alignment requirement for the stack. */ -#define STACK_ALIGN 16 - -#ifndef __ASSEMBLER__ -/* Get system call information. */ -# include <sysdep.h> - -/* 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 __alignof__ (tcbhead_t) - -/* This is the size of the TCB. */ -# define TLS_TCB_SIZE sizeof (tcbhead_t) - -/* This is the size we need before TCB. - If there is not any room for uintptr_t stack_guard and - uintptr_t pointer_guard in struct pthread's final padding, - we need to put struct pthread 16 byte slower. */ -# define TLS_PRE_TCB_SIZE \ - (sizeof (struct pthread) \ - + (PTHREAD_STRUCT_END_PADDING < 2 * sizeof (uintptr_t) \ - ? ((2 * sizeof (uintptr_t) + __alignof__ (struct pthread) - 1) \ - & ~(__alignof__ (struct pthread) - 1)) \ - : 0)) - -/* Alignment requirements for the TCB. */ -# define TLS_TCB_ALIGN __alignof__ (struct pthread) - -/* The DTV is allocated at the TP; the TCB is placed elsewhere. */ -# define TLS_DTV_AT_TP 1 - -/* Get the thread descriptor definition. */ -# include <nptl/descr.h> - -/* Install the dtv pointer. The pointer passed is to the element with - index -1 which contain the length. */ -# define INSTALL_DTV(descr, dtvp) \ - ((tcbhead_t *) (descr))->dtv = (dtvp) + 1 - -/* Install new dtv for current thread. */ -# define INSTALL_NEW_DTV(DTV) \ - (((tcbhead_t *)__thread_self)->dtv = (DTV)) - -/* Return dtv of given thread descriptor. */ -# define GET_DTV(descr) \ - (((tcbhead_t *) (descr))->dtv) - -#define THREAD_SELF_SYSINFO (((tcbhead_t *) __thread_self)->__private) -#define THREAD_SYSINFO(pd) \ - (((tcbhead_t *) ((char *) (pd) + TLS_PRE_TCB_SIZE))->__private) - -#if defined NEED_DL_SYSINFO -# define INIT_SYSINFO THREAD_SELF_SYSINFO = (void *) GLRO(dl_sysinfo) -#else -# define INIT_SYSINFO NULL -#endif - -/* 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(thrdescr, secondcall) \ - (__thread_self = (thrdescr), INIT_SYSINFO, NULL) - -/* Return the address of the dtv for the current thread. */ -# define THREAD_DTV() \ - (((tcbhead_t *)__thread_self)->dtv) - -/* Return the thread descriptor for the current thread. */ -# define THREAD_SELF \ - ((struct pthread *) ((char *) __thread_self - TLS_PRE_TCB_SIZE)) - -/* Magic for libthread_db to know how to do THREAD_SELF. */ -# define DB_THREAD_SELF REGISTER (64, 64, 13 * 8, -TLS_PRE_TCB_SIZE) - -/* 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) - -/* Set the stack guard field in TCB head. */ -#define THREAD_SET_STACK_GUARD(value) \ - (((uintptr_t *) __thread_self)[-1] = (value)) -#define THREAD_COPY_STACK_GUARD(descr) \ - (((uintptr_t *) ((char *) (descr) + TLS_PRE_TCB_SIZE))[-1] \ - = ((uintptr_t *) __thread_self)[-1]) - -/* Set the pointer guard field in TCB head. */ -#define THREAD_GET_POINTER_GUARD() \ - (((uintptr_t *) __thread_self)[-2]) -#define THREAD_SET_POINTER_GUARD(value) \ - (((uintptr_t *) __thread_self)[-2] = (value)) -#define THREAD_COPY_POINTER_GUARD(descr) \ - (((uintptr_t *) ((char *) (descr) + TLS_PRE_TCB_SIZE))[-2] \ - = THREAD_GET_POINTER_GUARD ()) - -/* 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 */ |