* 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.

	* tst-tsd2.c: Add casts to avoid warnings.
This commit is contained in:
Ulrich Drepper 2003-04-01 01:24:00 +00:00
parent 42b2395dce
commit 211d90c524
9 changed files with 123 additions and 9 deletions

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@ -1,8 +1,28 @@
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.

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@ -140,6 +140,7 @@ tests = tst-attr1 tst-attr2 \
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 \

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@ -19,3 +19,7 @@
ifeq ($(subdir),csu)
gen-as-const-headers += tcb-offsets.sym
endif
ifeq ($(subdir),nptl)
CFLAGS-tst-align.c += -malign-double
endif

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@ -103,7 +103,7 @@ static inline void
__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);
@ -119,7 +119,7 @@ static inline int
__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))

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@ -91,7 +91,7 @@
# else
# define SINGLE_THREAD_P \
lwz 10,MULTIPLE_THREADS_OFFSET(13); \
cmpdi 10,0
cmpwi 10,0
# endif
#elif !defined __ASSEMBLER__

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@ -19,3 +19,7 @@
ifeq ($(subdir),csu)
gen-as-const-headers += tcb-offsets.sym
endif
ifeq ($(subdir),nptl)
CFLAGS-tst-align.c += -malign-double
endif

85
nptl/tst-align.c Normal file
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@ -0,0 +1,85 @@
/* 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"

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@ -1,5 +1,5 @@
#! /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.
@ -82,9 +82,9 @@ C["__xpg_sigpause"]=1
{
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 {

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@ -1,4 +1,4 @@
/* 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.
@ -38,7 +38,7 @@ destr (void *arg)
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);
@ -65,7 +65,7 @@ do_test (void)
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));