2003-03-31 Ulrich Drepper <drepper@redhat.com>
+ * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (__lll_mutex_lock):
+ Use atomic_exchange_and_add instead of __lll_add.
+ (__lll_mutex_timedlock): Likewise.
+ Patch by Ian Wienand.
+
+2003-03-24 Steven Munroe <sjmunroe@us.ibm.com>
+
+ * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h
+ (SINGLE_THREAD_P): Fix typo.
+ * tst-cancel-wrappers.sh: Handle '.'ed symbols.
+
+2003-03-31 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile (tests): Add tst-align.
+ * tst-align.c: New file.
+ * sysdeps/i386/Makefile: Define CFLAGS-tst-align.
+ * sysdeps/x86_64/Makefile: Likewise.
+
* sysdeps/i386/tls.h (CALL_THREAD_FCT): Align stack of called
function correctly.
+ * tst-tsd2.c: Add casts to avoid warnings.
+
2003-03-30 Ulrich Drepper <drepper@redhat.com>
* descr.h (struct pthread): Move most often used elements to the front.
tst-key1 tst-key2 tst-key3 tst-key4 \
tst-sem1 tst-sem2 tst-sem3 tst-sem4 tst-sem5 \
tst-barrier1 tst-barrier2 tst-barrier3 \
+ tst-align \
tst-basic1 tst-basic2 tst-basic3 tst-basic4 tst-basic5 tst-basic6 \
tst-kill1 tst-kill2 tst-kill3 tst-kill4 tst-kill5 tst-kill6 \
tst-join1 tst-join2 tst-join3 tst-join4 tst-join5 \
ifeq ($(subdir),csu)
gen-as-const-headers += tcb-offsets.sym
endif
+
+ifeq ($(subdir),nptl)
+CFLAGS-tst-align.c += -malign-double
+endif
__attribute__ ((always_inline))
__lll_mutex_lock (int *futex)
{
- int val = __lll_add (futex, 1);
+ int val = atomic_exchange_and_add (futex, 1);
if (__builtin_expect (val != 0, 0))
__lll_lock_wait (futex, val);
__attribute__ ((always_inline))
__lll_mutex_timedlock (int *futex, const struct timespec *abstime)
{
- int val = __lll_add (futex, 1);
+ int val = atomic_exchange_and_add (futex, 1);
int result = 0;
if (__builtin_expect (val != 0, 0))
# else
# define SINGLE_THREAD_P \
lwz 10,MULTIPLE_THREADS_OFFSET(13); \
- cmpdi 10,0
+ cmpwi 10,0
# endif
#elif !defined __ASSEMBLER__
ifeq ($(subdir),csu)
gen-as-const-headers += tcb-offsets.sym
endif
+
+ifeq ($(subdir),nptl)
+CFLAGS-tst-align.c += -malign-double
+endif
--- /dev/null
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <pthread.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+
+
+static void *
+tf (void *arg)
+{
+ bool ok = true;
+
+ puts ("in thread");
+
+ double d = 2.0;
+ printf ("double: %g %p %zu\n", d, &d, __alignof (double));
+ if ((((uintptr_t) &d) & (__alignof (double) - 1)) != 0)
+ ok = false;
+
+ long double ld = 3.0;
+ printf ("ldouble: %Lg %p %zu\n", ld, &ld, __alignof (long double));
+ if ((((uintptr_t) &ld) & (__alignof (long double) - 1)) != 0)
+ ok = false;
+
+ return ok ? NULL : (void *) -1l;
+}
+
+static int
+do_test (void)
+{
+ bool ok = true;
+
+ puts ("in main");
+
+ double d = 0.0;
+ printf ("double: %g %p %zu\n", d, &d, __alignof (double));
+ if ((((uintptr_t) &d) & (__alignof (double) - 1)) != 0)
+ ok = false;
+
+ long double ld = 1.0;
+ printf ("ldouble: %Lg %p %zu\n", ld, &ld, __alignof (long double));
+ if ((((uintptr_t) &ld) & (__alignof (long double) - 1)) != 0)
+ ok = false;
+
+ pthread_t th;
+ if (pthread_create (&th, NULL, tf, NULL) != 0)
+ {
+ puts ("create failed");
+ return 1;
+ }
+
+ void *res;
+ if (pthread_join (th, &res) != 0)
+ {
+ puts ("join failed");
+ return 1;
+ }
+
+ if (res != NULL)
+ ok = false;
+
+ return ok ? 0 : 1;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
#! /bin/sh
-# Test whether all cancellable functions are cancellable.
+# Test whether all cancelable functions are cancelable.
# Copyright (C) 2002, 2003 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
{
if (C[$1] && $2 ~ /^[TW]$/)
seen=$1
- else if ($1 ~ /^__(libc|pthread)_enable_asynccancel$/ && $2 == "U")
+ else if ($1 ~ /^([.]|)__(libc|pthread)_enable_asynccancel$/ && $2 == "U")
seen_enable=1
- else if ($1 ~ /^__(libc|pthread)_disable_asynccancel$/ && $2 == "U")
+ else if ($1 ~ /^([.]|)__(libc|pthread)_disable_asynccancel$/ && $2 == "U")
seen_disable=1
}
END {
-/* Copyright (C) 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
static void *
tf (void *arg)
{
- pthread_key_t key = (pthread_key_t) arg;
+ pthread_key_t key = (pthread_key_t) (long int) arg;
int err;
err = pthread_setspecific (key, (void *) -2l);
result = 1;
- err = pthread_create (&th, NULL, tf, (void *) key);
+ err = pthread_create (&th, NULL, tf, (void *) (long int) key);
if (err != 0)
{
printf ("create failed: %s\n", strerror (err));
projects / external / glibc.git / commitdiff