diff options
Diffstat (limited to 'libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32')
9 files changed, 0 insertions, 672 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S deleted file mode 100644 index a6142aafe..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S +++ /dev/null @@ -1,2 +0,0 @@ -#define RESET_PID -#include <libc/sysdeps/linux/sparc/clone.S> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S deleted file mode 100644 index 37231a8c3..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S +++ /dev/null @@ -1,44 +0,0 @@ -/* Copyright (C) 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. - - 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 <sysdep.h> -#include <tcb-offsets.h> - - .text - .globl __syscall_error -ENTRY(__vfork) - ld [%g7 + PID], %o5 - sub %g0, %o5, %o4 - st %o4, [%g7 + PID] - - LOADSYSCALL(vfork) - ta 0x10 - bcc 2f - mov %o7, %g1 - st %o5, [%g7 + PID] - call __syscall_error - mov %g1, %o7 -2: sub %o1, 1, %o1 - andcc %o0, %o1, %o0 - bne,a 1f - st %o5, [%g7 + PID] -1: retl - nop -END(__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c deleted file mode 100644 index 169f6e784..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c +++ /dev/null @@ -1,93 +0,0 @@ -/* Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Martin Schwidefsky <schwidefsky@de.ibm.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 <sysdep.h> -#include <lowlevellock.h> -#include <pthreadP.h> - -/* Wait on barrier. */ -int -pthread_barrier_wait ( - pthread_barrier_t *barrier) -{ - union sparc_pthread_barrier *ibarrier - = (union sparc_pthread_barrier *) barrier; - int result = 0; - int private = ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE; - - /* Make sure we are alone. */ - lll_lock (ibarrier->b.lock, private); - - /* One more arrival. */ - --ibarrier->b.left; - - /* Are these all? */ - if (ibarrier->b.left == 0) - { - /* Yes. Increment the event counter to avoid invalid wake-ups and - tell the current waiters that it is their turn. */ - ++ibarrier->b.curr_event; - - /* Wake up everybody. */ - lll_futex_wake (&ibarrier->b.curr_event, INT_MAX, private); - - /* This is the thread which finished the serialization. */ - result = PTHREAD_BARRIER_SERIAL_THREAD; - } - else - { - /* The number of the event we are waiting for. The barrier's event - number must be bumped before we continue. */ - unsigned int event = ibarrier->b.curr_event; - - /* Before suspending, make the barrier available to others. */ - lll_unlock (ibarrier->b.lock, private); - - /* Wait for the event counter of the barrier to change. */ - do - lll_futex_wait (&ibarrier->b.curr_event, event, private); - while (event == ibarrier->b.curr_event); - } - - /* Make sure the init_count is stored locally or in a register. */ - unsigned int init_count = ibarrier->b.init_count; - - /* If this was the last woken thread, unlock. */ - if (__atomic_is_v9 || ibarrier->s.pshared == 0) - { - if (atomic_increment_val (&ibarrier->b.left) == init_count) - /* We are done. */ - lll_unlock (ibarrier->b.lock, private); - } - else - { - unsigned int left; - /* Slightly more complicated. On pre-v9 CPUs, atomic_increment_val - is only atomic for threads within the same process, not for - multiple processes. */ - __sparc32_atomic_do_lock24 (&ibarrier->s.left_lock); - left = ++ibarrier->b.left; - __sparc32_atomic_do_unlock24 (&ibarrier->s.left_lock); - if (left == init_count) - /* We are done. */ - lll_unlock (ibarrier->b.lock, private); - } - - return result; -} diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c deleted file mode 100644 index 8da419348..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c +++ /dev/null @@ -1,52 +0,0 @@ -/* sem_post -- post to a POSIX semaphore. SPARC version. - Copyright (C) 2003, 2004, 2006, 2007 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 <sysdep.h> -#include <lowlevellock.h> -#include <internaltypes.h> -#include <semaphore.h> - -int -sem_post (sem_t *sem) -{ - struct sparc_new_sem *isem = (struct sparc_new_sem *) sem; - int nr; - - if (__atomic_is_v9) - nr = atomic_increment_val (&isem->value); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - nr = ++(isem->value); - __sparc32_atomic_do_unlock24 (&isem->lock); - } - atomic_full_barrier (); - if (isem->nwaiters > 0) - { - int err = lll_futex_wake (&isem->value, 1, - isem->private ^ FUTEX_PRIVATE_FLAG); - if (__builtin_expect (err, 0) < 0) - { - __set_errno (-err); - return -1; - } - } - return 0; -} diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_timedwait.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_timedwait.c deleted file mode 100644 index 64c9abfc7..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_timedwait.c +++ /dev/null @@ -1,147 +0,0 @@ -/* sem_timedwait -- wait on a semaphore. SPARC version. - Copyright (C) 2003, 2006, 2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Paul Mackerras <paulus@au.ibm.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 <sysdep.h> -#include <lowlevellock.h> -#include <internaltypes.h> -#include <semaphore.h> - -#include <pthreadP.h> - - -extern void __sem_wait_cleanup (void *arg) attribute_hidden; - - -int -sem_timedwait (sem_t *sem, const struct timespec *abstime) -{ - struct sparc_new_sem *isem = (struct sparc_new_sem *) sem; - int err; - int val; - - if (__atomic_is_v9) - val = atomic_decrement_if_positive (&isem->value); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - val = isem->value; - if (val > 0) - isem->value = val - 1; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - - if (val > 0) - return 0; - - if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000) - { - __set_errno (EINVAL); - return -1; - } - - if (__atomic_is_v9) - atomic_increment (&isem->nwaiters); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - isem->nwaiters++; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - - pthread_cleanup_push (__sem_wait_cleanup, isem); - - while (1) - { - struct timeval tv; - struct timespec rt; - int sec, nsec; - - /* Get the current time. */ - __gettimeofday (&tv, NULL); - - /* Compute relative timeout. */ - sec = abstime->tv_sec - tv.tv_sec; - nsec = abstime->tv_nsec - tv.tv_usec * 1000; - if (nsec < 0) - { - nsec += 1000000000; - --sec; - } - - /* Already timed out? */ - err = -ETIMEDOUT; - if (sec < 0) - { - __set_errno (ETIMEDOUT); - err = -1; - break; - } - - /* Do wait. */ - rt.tv_sec = sec; - rt.tv_nsec = nsec; - - /* Enable asynchronous cancellation. Required by the standard. */ - int oldtype = __pthread_enable_asynccancel (); - - err = lll_futex_timed_wait (&isem->value, 0, &rt, - isem->private ^ FUTEX_PRIVATE_FLAG); - - /* Disable asynchronous cancellation. */ - __pthread_disable_asynccancel (oldtype); - - if (err != 0 && err != -EWOULDBLOCK) - { - __set_errno (-err); - err = -1; - break; - } - - if (__atomic_is_v9) - val = atomic_decrement_if_positive (&isem->value); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - val = isem->value; - if (val > 0) - isem->value = val - 1; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - - if (val > 0) - { - err = 0; - break; - } - } - - pthread_cleanup_pop (0); - - if (__atomic_is_v9) - atomic_decrement (&isem->nwaiters); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - isem->nwaiters--; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - - return err; -} diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_trywait.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_trywait.c deleted file mode 100644 index 36e859ba4..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_trywait.c +++ /dev/null @@ -1,51 +0,0 @@ -/* sem_trywait -- wait on a semaphore. SPARC version. - Copyright (C) 2003, 2006, 2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Paul Mackerras <paulus@au.ibm.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 <sysdep.h> -#include <lowlevellock.h> -#include <internaltypes.h> -#include <semaphore.h> - - -int -sem_trywait (sem_t *sem) -{ - struct sparc_old_sem *isem = (struct sparc_old_sem *) sem; - int val; - - if (isem->value > 0) - { - if (__atomic_is_v9) - val = atomic_decrement_if_positive (&isem->value); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - val = isem->value; - if (val > 0) - isem->value = val - 1; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - if (val > 0) - return 0; - } - - __set_errno (EAGAIN); - return -1; -} diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_wait.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_wait.c deleted file mode 100644 index 5d887ab89..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_wait.c +++ /dev/null @@ -1,124 +0,0 @@ -/* sem_wait -- wait on a semaphore. Generic futex-using version. - Copyright (C) 2003, 2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Paul Mackerras <paulus@au.ibm.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 <sysdep.h> -#include <lowlevellock.h> -#include <internaltypes.h> -#include <semaphore.h> - -#include <pthreadP.h> - - -void -attribute_hidden -__sem_wait_cleanup (void *arg) -{ - struct sparc_new_sem *isem = (struct sparc_new_sem *) arg; - - if (__atomic_is_v9) - atomic_decrement (&isem->nwaiters); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - isem->nwaiters--; - __sparc32_atomic_do_unlock24 (&isem->lock); - } -} - - -int -sem_wait (sem_t *sem) -{ - struct sparc_new_sem *isem = (struct sparc_new_sem *) sem; - int err; - int val; - - if (__atomic_is_v9) - val = atomic_decrement_if_positive (&isem->value); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - val = isem->value; - if (val > 0) - isem->value = val - 1; - else - isem->nwaiters++; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - - if (val > 0) - return 0; - - if (__atomic_is_v9) - atomic_increment (&isem->nwaiters); - else - /* Already done above while still holding isem->lock. */; - - pthread_cleanup_push (__sem_wait_cleanup, isem); - - while (1) - { - /* Enable asynchronous cancellation. Required by the standard. */ - int oldtype = __pthread_enable_asynccancel (); - - err = lll_futex_wait (&isem->value, 0, - isem->private ^ FUTEX_PRIVATE_FLAG); - - /* Disable asynchronous cancellation. */ - __pthread_disable_asynccancel (oldtype); - - if (err != 0 && err != -EWOULDBLOCK) - { - __set_errno (-err); - err = -1; - break; - } - - if (__atomic_is_v9) - val = atomic_decrement_if_positive (&isem->value); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - val = isem->value; - if (val > 0) - isem->value = val - 1; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - - if (val > 0) - { - err = 0; - break; - } - } - - pthread_cleanup_pop (0); - - if (__atomic_is_v9) - atomic_decrement (&isem->nwaiters); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - isem->nwaiters--; - __sparc32_atomic_do_unlock24 (&isem->lock); - } - - return err; -} diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h deleted file mode 100644 index b61ca7b52..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h +++ /dev/null @@ -1,111 +0,0 @@ -/* Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@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, see - <http://www.gnu.org/licenses/>. */ - -#include <tls.h> -#include <sysdep.h> -#ifndef __ASSEMBLER__ -# include <pthreadP.h> -#endif - -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .text; \ - .globl __syscall_error; \ -ENTRY(name) \ - ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1;\ - cmp %g1, 0; \ - bne 1f; \ -.type __##syscall_name##_nocancel,@function; \ -.globl __##syscall_name##_nocancel; \ -__##syscall_name##_nocancel: \ - mov SYS_ify(syscall_name), %g1; \ - ta 0x10; \ - bcc 8f; \ - mov %o7, %g1; \ - call __syscall_error; \ - mov %g1, %o7; \ -8: jmpl %o7 + 8, %g0; \ - nop; \ -.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel;\ -1: save %sp, -96, %sp; \ - cfi_def_cfa_register(%fp); \ - cfi_window_save; \ - cfi_register(%o7, %i7); \ - CENABLE; \ - nop; \ - mov %o0, %l0; \ - COPY_ARGS_##args \ - mov SYS_ify(syscall_name), %g1; \ - ta 0x10; \ - bcc 1f; \ - mov %o0, %l1; \ - CDISABLE; \ - mov %l0, %o0; \ - call __syscall_error; \ - mov %l1, %o0; \ - b 2f; \ - mov -1, %l1; \ -1: CDISABLE; \ - mov %l0, %o0; \ -2: jmpl %i7 + 8, %g0; \ - restore %g0, %l1, %o0; - - -# ifdef IS_IN_libpthread -# define CENABLE call __pthread_enable_asynccancel -# define CDISABLE call __pthread_disable_asynccancel -# elif !defined NOT_IN_libc -# define CENABLE call __libc_enable_asynccancel -# define CDISABLE call __libc_disable_asynccancel -# elif defined IS_IN_librt -# define CENABLE call __librt_enable_asynccancel -# define CDISABLE call __librt_disable_asynccancel -# else -# error Unsupported library -# endif - -#define COPY_ARGS_0 /* Nothing */ -#define COPY_ARGS_1 COPY_ARGS_0 mov %i0, %o0; -#define COPY_ARGS_2 COPY_ARGS_1 mov %i1, %o1; -#define COPY_ARGS_3 COPY_ARGS_2 mov %i2, %o2; -#define COPY_ARGS_4 COPY_ARGS_3 mov %i3, %o3; -#define COPY_ARGS_5 COPY_ARGS_4 mov %i4, %o4; -#define COPY_ARGS_6 COPY_ARGS_5 mov %i5, %o5; - -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - header.multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1 -# endif - -#elif !defined __ASSEMBLER__ - -# 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/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S deleted file mode 100644 index 71f0662a2..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. - - 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 <sysdep.h> -#include <tcb-offsets.h> - - .text - .globl __syscall_error -ENTRY(__vfork) - ld [%g7 + PID], %o5 - cmp %o5, 0 - bne 1f - sub %g0, %o5, %o4 - sethi %hi(0x80000000), %o4 -1: st %o4, [%g7 + PID] - - LOADSYSCALL(vfork) - ta 0x10 - bcc 2f - mov %o7, %g1 - st %o5, [%g7 + PID] - call __syscall_error - mov %g1, %o7 -2: sub %o1, 1, %o1 - andcc %o0, %o1, %o0 - bne,a 1f - st %o5, [%g7 + PID] -1: retl - nop -END(__vfork) - -libc_hidden_def (vfork) -weak_alias (__vfork, vfork) |