Update.
2003-01-31 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/powerpc64/fe_nomask.c: Include kernel-features.h * sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S: Likewise.
This commit is contained in:
Ulrich Drepper
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4f088329f3
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3e4fc359f4
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2003-01-31 Steven Munroe <sjmunroe@us.ibm.com>
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/fe_nomask.c:
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Include kernel-features.h
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S: Likewise.
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2003-02-02 Jakub Jelinek <jakub@redhat.com>
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* elf/tls-macros.h [sparc] (TLS_LD, TLS_GD): Add "cc" clobbers.
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@ -1 +1 @@
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NPTL 0.18 by Ulrich Drepper
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NPTL 0.19 by Ulrich Drepper
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@ -1,8 +1,10 @@
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2003-02-03 Ulrich Drepper <drepper@redhat.com>
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* pthread_create.c: Include <atomic.h>.
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* allocatestack.c (allocate_stack): Implement coloring of the
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allocated stack memory. Rename pagesize to pagesize_m1. It's the
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size minus one. Adjust users.
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* sysdeps/i386/i686/Makefile: New file.
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2003-02-02 Ulrich Drepper <drepper@redhat.com>
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@ -1,67 +0,0 @@
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Semaphores pseudocode
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==============================
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int sem_wait(sem_t * sem);
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int sem_trywait(sem_t * sem);
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int sem_post(sem_t * sem);
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int sem_getvalue(sem_t * sem, int * sval);
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struct sem_t {
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unsigned int lock:
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- internal mutex
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unsigned int count;
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- current semaphore count, also used as a futex
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unsigned int waiters;
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- number of threads queued in sem_wait().
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}
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sem_wait(sem_t *sem)
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{
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lll_lock(sem->lock);
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for (;;) {
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if (sem->count)
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break;
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sem->waiters++;
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lll_unlock(sem->lock);
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futex_wait(&sem->count, 0)
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lll_lock(sem->lock);
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sem->waiters--;
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}
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sem->count--;
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lll_unlock(sem->lock);
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}
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sem_post(sem_t *sem)
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{
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lll_lock(sem->lock);
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sem->count++;
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if (sem->waiters)
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futex_wake(&sem->count, sem->count);
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lll_unlock(sem->lock);
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}
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sem_trywait(sem_t *sem)
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{
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lll_lock(sem->lock);
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if (sem->count) {
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sem->count--;
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lll_unlock(sem->lock);
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return 0;
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} else {
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lll_unlock(sem->lock);
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return -EAGAIN;
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}
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}
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sem_getvalue(sem_t *sem, int *sval)
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{
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*sval = sem->count;
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read_barrier();
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}
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@ -1,4 +1,4 @@
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/* Copyright (C) 2002 Free Software Foundation, Inc.
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/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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@ -24,6 +24,7 @@
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#include "pthreadP.h"
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#include <hp-timing.h>
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#include <ldsodefs.h>
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#include <atomic.h>
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#include <shlib-compat.h>
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@ -0,0 +1,23 @@
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# Copyright (C) 2003 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, write to the Free
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# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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# 02111-1307 USA.
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ifeq ($(subdir),nptl)
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# For P4 processors we color the stack in 128 bit steps.
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CFLAGS-pthread_create.c += -DCOLORING_INCREMENT=128
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endif
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@ -22,6 +22,7 @@
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#include <sysdep.h>
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#include <sys/syscall.h>
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#include <sys/prctl.h>
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#include "kernel-features.h"
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const fenv_t *
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__fe_nomask_env (void)
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@ -18,6 +18,7 @@
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02111-1307 USA. */
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#include <sysdep.h>
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#include "kernel-features.h"
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#define __ASSEMBLY__
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#include <asm/ptrace.h>
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@ -18,6 +18,7 @@
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02111-1307 USA. */
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#include <sysdep.h>
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#include "kernel-features.h"
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#define __ASSEMBLY__
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#include <asm/ptrace.h>
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@ -18,6 +18,7 @@
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02111-1307 USA. */
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#include <sysdep.h>
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#include "kernel-features.h"
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#define __ASSEMBLY__
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#include <asm/ptrace.h>
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@ -18,6 +18,7 @@
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02111-1307 USA. */
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#include <sysdep.h>
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#include "kernel-features.h"
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#define __ASSEMBLY__
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#include <asm/ptrace.h>
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