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authorUlrich Drepper <drepper@redhat.com>2003-09-02 00:33:28 +0000
committerUlrich Drepper <drepper@redhat.com>2003-09-02 00:33:28 +0000
commitc874a32e887dd78c1480dcb32052f708dcd5c1e8 (patch)
treeeb7b699b55229d28ae4c15d60981dd0cfbe0c013
parente3a88560b94668a5b4de5ca7161f3aea5f02e496 (diff)
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Update.
2003-09-01 Jakub Jelinek <jakub@redhat.com> * Makefile (tests): Add tst-tls1. (module-names): Add tst-tls1mod{,a,b,c,d,e,f}. ($(objpfx)tst-tls1mod{,a,b,c,d,e,f}.so-no-z-defs): Set to yes. ($(objpfx)tst-tls1): New. ($(objpfx)tst-tls2.out): Likewise. (tests): Depend on $(objpfx)tst-tls2.out. * tst-tls1.c: New test. * tst-tls1.h: New. * tst-tls1mod.c: New. * tst-tls1moda.c: New. * tst-tls1modb.c: New. * tst-tls1modc.c: New. * tst-tls1modd.c: New. * tst-tls1mode.c: New. * tst-tls1modf.c: New. * tst-tls2.sh: New test.
-rw-r--r--linuxthreads/ChangeLog19
-rw-r--r--linuxthreads/tst-tls1.c91
-rw-r--r--linuxthreads/tst-tls1.h28
-rw-r--r--linuxthreads/tst-tls1mod.c6
-rw-r--r--linuxthreads/tst-tls1moda.c6
-rw-r--r--linuxthreads/tst-tls1modb.c6
-rw-r--r--linuxthreads/tst-tls1modc.c6
-rw-r--r--linuxthreads/tst-tls1modd.c6
-rw-r--r--linuxthreads/tst-tls1mode.c8
-rw-r--r--linuxthreads/tst-tls1modf.c9
-rw-r--r--linuxthreads/tst-tls2.sh53
-rw-r--r--nptl/ChangeLog23
-rw-r--r--nptl/Makefile23
-rw-r--r--nptl/tst-tls3.c9
-rw-r--r--nptl/tst-tls3mod.c9
-rw-r--r--nptl/tst-tls5.c120
-rw-r--r--nptl/tst-tls5.h28
-rw-r--r--nptl/tst-tls5mod.c6
-rw-r--r--nptl/tst-tls5moda.c6
-rw-r--r--nptl/tst-tls5modb.c6
-rw-r--r--nptl/tst-tls5modc.c6
-rw-r--r--nptl/tst-tls5modd.c6
-rw-r--r--nptl/tst-tls5mode.c8
-rw-r--r--nptl/tst-tls5modf.c9
24 files changed, 494 insertions, 3 deletions
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index df07ad11d3..b6a79ea45e 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,22 @@
+2003-09-01 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile (tests): Add tst-tls1.
+ (module-names): Add tst-tls1mod{,a,b,c,d,e,f}.
+ ($(objpfx)tst-tls1mod{,a,b,c,d,e,f}.so-no-z-defs): Set to yes.
+ ($(objpfx)tst-tls1): New.
+ ($(objpfx)tst-tls2.out): Likewise.
+ (tests): Depend on $(objpfx)tst-tls2.out.
+ * tst-tls1.c: New test.
+ * tst-tls1.h: New.
+ * tst-tls1mod.c: New.
+ * tst-tls1moda.c: New.
+ * tst-tls1modb.c: New.
+ * tst-tls1modc.c: New.
+ * tst-tls1modd.c: New.
+ * tst-tls1mode.c: New.
+ * tst-tls1modf.c: New.
+ * tst-tls2.sh: New test.
+
2003-08-27 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/pthread.h: Don't mark pthread_exit,
diff --git a/linuxthreads/tst-tls1.c b/linuxthreads/tst-tls1.c
new file mode 100644
index 0000000000..3638b75455
--- /dev/null
+++ b/linuxthreads/tst-tls1.c
@@ -0,0 +1,91 @@
+/* Copyright (C) 2003 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* Check alignment, overlapping and layout of TLS variables. */
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+#include <sys/param.h>
+
+#include "tst-tls1.h"
+
+#ifdef TLS_REGISTER
+
+struct tls_obj tls_registry[64];
+
+static int
+tls_addr_cmp (const void *a, const void *b)
+{
+ if (((struct tls_obj *)a)->addr < ((struct tls_obj *)b)->addr)
+ return -1;
+ if (((struct tls_obj *)a)->addr > ((struct tls_obj *)b)->addr)
+ return 1;
+ return 0;
+}
+
+static int
+do_test (void)
+{
+ size_t cnt, i;
+ int res = 0;
+ uintptr_t min_addr = ~(uintptr_t) 0, max_addr = 0;
+
+ for (cnt = 0; tls_registry[cnt].name; ++cnt);
+
+ qsort (tls_registry, cnt, sizeof (struct tls_obj), tls_addr_cmp);
+
+ for (i = 0; i < cnt; ++i)
+ {
+ printf ("%s = %p, size %zd, align %zd",
+ tls_registry[i].name, (void *) tls_registry[i].addr,
+ tls_registry[i].size, tls_registry[i].align);
+ if (tls_registry[i].addr & (tls_registry[i].align - 1))
+ {
+ fputs (", WRONG ALIGNMENT", stdout);
+ res = 1;
+ }
+ if (i > 0
+ && (tls_registry[i - 1].addr + tls_registry[i - 1].size
+ > tls_registry[i].addr))
+ {
+ fputs (", ADDRESS OVERLAP", stdout);
+ res = 1;
+ }
+ puts ("");
+ min_addr = MIN (tls_registry[i].addr, min_addr);
+ max_addr = MAX (tls_registry[i].addr + tls_registry[i].size,
+ max_addr);
+ }
+
+ if (cnt > 1)
+ printf ("Initial TLS used block size %zd\n",
+ (size_t) (max_addr - min_addr));
+ return res;
+}
+
+#define TEST_FUNCTION do_test ()
+
+#else
+
+#define TEST_FUNCTION 0
+
+#endif
+
+#include "../test-skeleton.c"
diff --git a/linuxthreads/tst-tls1.h b/linuxthreads/tst-tls1.h
new file mode 100644
index 0000000000..b7c14eb82c
--- /dev/null
+++ b/linuxthreads/tst-tls1.h
@@ -0,0 +1,28 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <tls.h>
+
+#if USE_TLS && HAVE___THREAD
+
+struct tls_obj
+{
+ const char *name;
+ uintptr_t addr;
+ size_t size;
+ size_t align;
+};
+extern struct tls_obj tls_registry[];
+
+#define TLS_REGISTER(x) \
+static void __attribute__((constructor)) \
+tls_register_##x (void) \
+{ \
+ size_t i; \
+ for (i = 0; tls_registry[i].name; ++i); \
+ tls_registry[i].name = #x; \
+ tls_registry[i].addr = (uintptr_t) &x; \
+ tls_registry[i].size = sizeof (x); \
+ tls_registry[i].align = __alignof__ (x); \
+}
+
+#endif
diff --git a/linuxthreads/tst-tls1mod.c b/linuxthreads/tst-tls1mod.c
new file mode 100644
index 0000000000..a93d2cb9e6
--- /dev/null
+++ b/linuxthreads/tst-tls1mod.c
@@ -0,0 +1,6 @@
+#include <tst-tls1.h>
+
+#ifdef TLS_REGISTER
+/* Ensure tls_registry is exported from the binary. */
+void *tst_tls1mod attribute_hidden = tls_registry;
+#endif
diff --git a/linuxthreads/tst-tls1moda.c b/linuxthreads/tst-tls1moda.c
new file mode 100644
index 0000000000..a652ef981f
--- /dev/null
+++ b/linuxthreads/tst-tls1moda.c
@@ -0,0 +1,6 @@
+#include <tst-tls1.h>
+
+#ifdef TLS_REGISTER
+static __thread char a [32] __attribute__ ((aligned (64)));
+TLS_REGISTER (a)
+#endif
diff --git a/linuxthreads/tst-tls1modb.c b/linuxthreads/tst-tls1modb.c
new file mode 100644
index 0000000000..be8c95b486
--- /dev/null
+++ b/linuxthreads/tst-tls1modb.c
@@ -0,0 +1,6 @@
+#include <tst-tls1.h>
+
+#ifdef TLS_REGISTER
+static __thread int b;
+TLS_REGISTER (b)
+#endif
diff --git a/linuxthreads/tst-tls1modc.c b/linuxthreads/tst-tls1modc.c
new file mode 100644
index 0000000000..e1094bf7aa
--- /dev/null
+++ b/linuxthreads/tst-tls1modc.c
@@ -0,0 +1,6 @@
+#include <tst-tls1.h>
+
+#ifdef TLS_REGISTER
+static __thread int c;
+TLS_REGISTER (c)
+#endif
diff --git a/linuxthreads/tst-tls1modd.c b/linuxthreads/tst-tls1modd.c
new file mode 100644
index 0000000000..cd68e0c26a
--- /dev/null
+++ b/linuxthreads/tst-tls1modd.c
@@ -0,0 +1,6 @@
+#include <tst-tls1.h>
+
+#ifdef TLS_REGISTER
+static __thread int d;
+TLS_REGISTER (d)
+#endif
diff --git a/linuxthreads/tst-tls1mode.c b/linuxthreads/tst-tls1mode.c
new file mode 100644
index 0000000000..845d31a4e4
--- /dev/null
+++ b/linuxthreads/tst-tls1mode.c
@@ -0,0 +1,8 @@
+#include <tst-tls1.h>
+
+#ifdef TLS_REGISTER
+static __thread int e1 = 24;
+static __thread char e2 [32] __attribute__ ((aligned (64)));
+TLS_REGISTER (e1)
+TLS_REGISTER (e2)
+#endif
diff --git a/linuxthreads/tst-tls1modf.c b/linuxthreads/tst-tls1modf.c
new file mode 100644
index 0000000000..a292e56c57
--- /dev/null
+++ b/linuxthreads/tst-tls1modf.c
@@ -0,0 +1,9 @@
+#include <tst-tls1.h>
+
+#ifdef TLS_REGISTER
+char tst_tls1modf[60] attribute_hidden = { 26 };
+static __thread int f1 = 24;
+static __thread char f2 [32] __attribute__ ((aligned (64)));
+TLS_REGISTER (f1)
+TLS_REGISTER (f2)
+#endif
diff --git a/linuxthreads/tst-tls2.sh b/linuxthreads/tst-tls2.sh
new file mode 100644
index 0000000000..0d13963d5e
--- /dev/null
+++ b/linuxthreads/tst-tls2.sh
@@ -0,0 +1,53 @@
+#!/bin/sh
+
+common_objpfx=$1; shift
+elf_objpfx=$1; shift
+rtld_installed_name=$1; shift
+logfile=$common_objpfx/linuxthreads/tst-tls2.out
+
+# We have to find libc and linuxthreads
+library_path=${common_objpfx}:${common_objpfx}linuxthreads
+tst_tls1="${elf_objpfx}${rtld_installed_name} --library-path ${library_path} \
+ ${common_objpfx}/linuxthreads/tst-tls1"
+
+LC_ALL=C
+export LC_ALL
+LANG=C
+export LANG
+
+> $logfile
+fail=0
+
+for aligned in a e f; do
+ echo "preload tst-tls1mod{$aligned,b,c,d}.so" >> $logfile
+ echo "===============" >> $logfile
+ LD_PRELOAD=`echo ${common_objpfx}linuxthreads/tst-tls1mod{$aligned,b,c,d}.so \
+ | sed 's/:$//;s/: /:/g'` ${tst_tls1} >> $logfile || fail=1
+ echo >> $logfile
+
+ echo "preload tst-tls1mod{b,$aligned,c,d}.so" >> $logfile
+ echo "===============" >> $logfile
+ LD_PRELOAD=`echo ${common_objpfx}linuxthreads/tst-tls1mod{b,$aligned,c,d}.so \
+ | sed 's/:$//;s/: /:/g'` ${tst_tls1} >> $logfile || fail=1
+ echo >> $logfile
+
+ echo "preload tst-tls1mod{b,c,d,$aligned}.so" >> $logfile
+ echo "===============" >> $logfile
+ LD_PRELOAD=`echo ${common_objpfx}linuxthreads/tst-tls1mod{b,c,d,$aligned}.so \
+ | sed 's/:$//;s/: /:/g'` ${tst_tls1} >> $logfile || fail=1
+ echo >> $logfile
+done
+
+echo "preload tst-tls1mod{d,a,b,c,e}" >> $logfile
+echo "===============" >> $logfile
+LD_PRELOAD=`echo ${common_objpfx}linuxthreads/tst-tls1mod{d,a,b,c,e}.so \
+ | sed 's/:$//;s/: /:/g'` ${tst_tls1} >> $logfile || fail=1
+echo >> $logfile
+
+echo "preload tst-tls1mod{d,a,b,e,f}" >> $logfile
+echo "===============" >> $logfile
+LD_PRELOAD=`echo ${common_objpfx}linuxthreads/tst-tls1mod{d,a,b,e,f}.so \
+ | sed 's/:$//;s/: /:/g'` ${tst_tls1} >> $logfile || fail=1
+echo >> $logfile
+
+exit $fail
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 5469648d03..3ad2323a6a 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,28 @@
2003-09-01 Jakub Jelinek <jakub@redhat.com>
+ * Makefile (tests): Add tst-tls5.
+ (module-names): Add tst-tls5mod{,a,b,c,d,e,f}.
+ ($(objpfx)tst-tls5mod{,a,b,c,d,e,f}.so-no-z-defs): Set to yes.
+ ($(objpfx)tst-tls5): New.
+ ($(objpfx)tst-tls6.out): Likewise.
+ (tests): Depend on $(objpfx)tst-tls6.out.
+ * tst-tls3.c: Include stdint.h and pthreaddef.h.
+ (do_test): Check pthread_self () return value alignment.
+ * tst-tls3mod.c: Include stdint.h and pthreaddef.h.
+ (tf): Check pthread_self () return value alignment.
+ * tst-tls5.c: New test.
+ * tst-tls5.h: New.
+ * tst-tls5mod.c: New.
+ * tst-tls5moda.c: New.
+ * tst-tls5modb.c: New.
+ * tst-tls5modc.c: New.
+ * tst-tls5modd.c: New.
+ * tst-tls5mode.c: New.
+ * tst-tls5modf.c: New.
+ * tst-tls6.sh: New test.
+
+2003-09-01 Jakub Jelinek <jakub@redhat.com>
+
* sysdeps/unix/sysv/linux/alpha/timer_create.c: New file.
* sysdeps/unix/sysv/linux/alpha/timer_delete.c: New file.
* sysdeps/unix/sysv/linux/alpha/timer_getoverr.c: New file.
diff --git a/nptl/Makefile b/nptl/Makefile
index 63b477f30d..4d1e1de2f0 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -252,10 +252,12 @@ tests += tst-cancelx2 tst-cancelx3 tst-cancelx4 tst-cancelx5 \
tst-oncex3 tst-oncex4
endif
ifeq ($(build-shared),yes)
-tests += tst-atfork2 tst-tls3 tst-tls4 tst-_res1
+tests += tst-atfork2 tst-tls3 tst-tls4 tst-tls5 tst-_res1
endif
modules-names = tst-atfork2mod tst-tls3mod tst-tls4moda tst-tls4modb \
+ tst-tls5mod tst-tls5moda tst-tls5modb tst-tls5modc \
+ tst-tls5modd tst-tls5mode tst-tls5modf \
tst-_res1mod1 tst-_res1mod2
extra-objs += $(addsuffix .os,$(strip $(modules-names)))
test-extras += $(modules-names)
@@ -263,6 +265,13 @@ test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(modules-names)))
tst-atfork2mod.so-no-z-defs = yes
tst-tls3mod.so-no-z-defs = yes
+tst-tls5mod.so-no-z-defs = yes
+tst-tls5moda.so-no-z-defs = yes
+tst-tls5modb.so-no-z-defs = yes
+tst-tls5modc.so-no-z-defs = yes
+tst-tls5modd.so-no-z-defs = yes
+tst-tls5mode.so-no-z-defs = yes
+tst-tls5modf.so-no-z-defs = yes
$(test-modules): $(objpfx)%.so: $(objpfx)%.os $(common-objpfx)shlib.lds
$(build-module)
@@ -400,6 +409,18 @@ $(objpfx)tst-tls3mod.so: $(shared-thread-library)
$(objpfx)tst-tls4: $(libdl) $(shared-thread-library)
$(objpfx)tst-tls4.out: $(objpfx)tst-tls4moda.so $(objpfx)tst-tls4modb.so
+$(objpfx)tst-tls5: $(objpfx)tst-tls5mod.so $(shared-thread-library)
+
+ifeq ($(build-shared),yes)
+tests: $(objpfx)tst-tls6.out
+$(objpfx)tst-tls6.out: tst-tls6.sh $(objpfx)tst-tls5 \
+ $(objpfx)tst-tls5moda.so $(objpfx)tst-tls5modb.so \
+ $(objpfx)tst-tls5modc.so $(objpfx)tst-tls5modd.so \
+ $(objpfx)tst-tls5mode.so $(objpfx)tst-tls5modf.so
+ $(SHELL) -e tst-tls6.sh $(common-objpfx) $(elf-objpfx) \
+ $(rtld-installed-name)
+endif
+
$(objpfx)tst-dlsym1: $(libdl) $(shared-thread-library)
ifeq (yes,$(build-shared))
diff --git a/nptl/tst-tls3.c b/nptl/tst-tls3.c
index 4e7ca8e231..20ee3e30c2 100644
--- a/nptl/tst-tls3.c
+++ b/nptl/tst-tls3.c
@@ -22,10 +22,11 @@
#include <pthread.h>
#include <signal.h>
#include <semaphore.h>
+#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
-
+#include <pthreaddef.h>
#define THE_SIG SIGUSR1
@@ -79,6 +80,12 @@ do_test (void)
return 0;
#else
+ if ((uintptr_t) pthread_self () & (TCB_ALIGNMENT - 1))
+ {
+ puts ("initial thread's struct pthread not aligned enough");
+ exit (1);
+ }
+
if (pthread_barrier_init (&b, NULL, N + 1) != 0)
{
puts ("barrier_init failed");
diff --git a/nptl/tst-tls3mod.c b/nptl/tst-tls3mod.c
index 646f5b322b..4cb96452e2 100644
--- a/nptl/tst-tls3mod.c
+++ b/nptl/tst-tls3mod.c
@@ -20,10 +20,11 @@
#include <pthread.h>
#include <semaphore.h>
#include <signal.h>
+#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
-
+#include <pthreaddef.h>
#if HAVE___THREAD
@@ -61,6 +62,12 @@ handler (int sig)
void *
tf (void *arg)
{
+ if ((uintptr_t) pthread_self () & (TCB_ALIGNMENT - 1))
+ {
+ puts ("thread's struct pthread not aligned enough");
+ exit (1);
+ }
+
if (fp != NULL)
{
puts ("fp not initially NULL");
diff --git a/nptl/tst-tls5.c b/nptl/tst-tls5.c
new file mode 100644
index 0000000000..5462532560
--- /dev/null
+++ b/nptl/tst-tls5.c
@@ -0,0 +1,120 @@
+/* Copyright (C) 2003 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* Check alignment, overlapping and layout of TLS variables. */
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+#include <pthreadP.h>
+#include <sys/param.h>
+
+#include "tst-tls5.h"
+
+#ifdef TLS_REGISTER
+
+struct tls_obj tls_registry[64];
+
+static int
+tls_addr_cmp (const void *a, const void *b)
+{
+ if (((struct tls_obj *)a)->addr < ((struct tls_obj *)b)->addr)
+ return -1;
+ if (((struct tls_obj *)a)->addr > ((struct tls_obj *)b)->addr)
+ return 1;
+ return 0;
+}
+
+static int
+do_test (void)
+{
+ size_t cnt, i;
+ int res = 0;
+ uintptr_t min_addr = ~(uintptr_t) 0, max_addr = 0;
+
+ for (cnt = 0; tls_registry[cnt].name; ++cnt);
+ tls_registry[cnt].name = NULL;
+ tls_registry[cnt].addr = (uintptr_t) pthread_self ();
+ tls_registry[cnt].size = sizeof (struct pthread);
+ tls_registry[cnt++].align = __alignof__ (struct pthread);
+
+ qsort (tls_registry, cnt, sizeof (struct tls_obj), tls_addr_cmp);
+
+ for (i = 0; i < cnt; ++i)
+ {
+ printf ("%s%s = %p, size %zd, align %zd",
+ tls_registry[i].name ? "&" : "",
+ tls_registry[i].name ?: "pthread_self ()",
+ (void *) tls_registry[i].addr,
+ tls_registry[i].size, tls_registry[i].align);
+ if (tls_registry[i].addr & (tls_registry[i].align - 1))
+ {
+ fputs (", WRONG ALIGNMENT", stdout);
+ res = 1;
+ }
+ if (i > 0
+ && (tls_registry[i - 1].addr + tls_registry[i - 1].size
+ > tls_registry[i].addr))
+ {
+ fputs (", ADDRESS OVERLAP", stdout);
+ res = 1;
+ }
+ puts ("");
+ if (tls_registry[i].name)
+ {
+ min_addr = MIN (tls_registry[i].addr, min_addr);
+ max_addr = MAX (tls_registry[i].addr + tls_registry[i].size,
+ max_addr);
+ }
+ }
+
+ if (cnt > 1)
+ {
+#if TLS_TCB_AT_TP
+ if (tls_registry[cnt - 1].name)
+ {
+ puts ("pthread_self () not larger than all TLS addresses");
+ res = 1;
+ }
+ else
+ max_addr = MAX (tls_registry[cnt - 1].addr, max_addr);
+#elif TLS_DTV_AT_TP
+ if (tls_registry[0].name)
+ {
+ puts ("pthread_self () not smaller than all TLS addresses");
+ res = 1;
+ }
+#else
+ abort ();
+#endif
+ printf ("Initial TLS used block size %zd\n",
+ (size_t) (max_addr - min_addr));
+ }
+ return res;
+}
+
+#define TEST_FUNCTION do_test ()
+
+#else
+
+#define TEST_FUNCTION 0
+
+#endif
+
+#include "../test-skeleton.c"
diff --git a/nptl/tst-tls5.h b/nptl/tst-tls5.h
new file mode 100644
index 0000000000..b7c14eb82c
--- /dev/null
+++ b/nptl/tst-tls5.h
@@ -0,0 +1,28 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <tls.h>
+
+#if USE_TLS && HAVE___THREAD
+
+struct tls_obj
+{
+ const char *name;
+ uintptr_t addr;
+ size_t size;
+ size_t align;
+};
+extern struct tls_obj tls_registry[];
+
+#define TLS_REGISTER(x) \
+static void __attribute__((constructor)) \
+tls_register_##x (void) \
+{ \
+ size_t i; \
+ for (i = 0; tls_registry[i].name; ++i); \
+ tls_registry[i].name = #x; \
+ tls_registry[i].addr = (uintptr_t) &x; \
+ tls_registry[i].size = sizeof (x); \
+ tls_registry[i].align = __alignof__ (x); \
+}
+
+#endif
diff --git a/nptl/tst-tls5mod.c b/nptl/tst-tls5mod.c
new file mode 100644
index 0000000000..b308bd60e1
--- /dev/null
+++ b/nptl/tst-tls5mod.c
@@ -0,0 +1,6 @@
+#include <tst-tls5.h>
+
+#ifdef TLS_REGISTER
+/* Ensure tls_registry is exported from the binary. */
+void *tst_tls5mod attribute_hidden = tls_registry;
+#endif
diff --git a/nptl/tst-tls5moda.c b/nptl/tst-tls5moda.c
new file mode 100644
index 0000000000..a035c96cdb
--- /dev/null
+++ b/nptl/tst-tls5moda.c
@@ -0,0 +1,6 @@
+#include <tst-tls5.h>
+
+#ifdef TLS_REGISTER
+static __thread char a [32] __attribute__ ((aligned (64)));
+TLS_REGISTER (a)
+#endif
diff --git a/nptl/tst-tls5modb.c b/nptl/tst-tls5modb.c
new file mode 100644
index 0000000000..848a803630
--- /dev/null
+++ b/nptl/tst-tls5modb.c
@@ -0,0 +1,6 @@
+#include <tst-tls5.h>
+
+#ifdef TLS_REGISTER
+static __thread int b;
+TLS_REGISTER (b)
+#endif
diff --git a/nptl/tst-tls5modc.c b/nptl/tst-tls5modc.c
new file mode 100644
index 0000000000..d63ceff8d0
--- /dev/null
+++ b/nptl/tst-tls5modc.c
@@ -0,0 +1,6 @@
+#include <tst-tls5.h>
+
+#ifdef TLS_REGISTER
+static __thread int c;
+TLS_REGISTER (c)
+#endif
diff --git a/nptl/tst-tls5modd.c b/nptl/tst-tls5modd.c
new file mode 100644
index 0000000000..202a66a15a
--- /dev/null
+++ b/nptl/tst-tls5modd.c
@@ -0,0 +1,6 @@
+#include <tst-tls5.h>
+
+#ifdef TLS_REGISTER
+static __thread int d;
+TLS_REGISTER (d)
+#endif
diff --git a/nptl/tst-tls5mode.c b/nptl/tst-tls5mode.c
new file mode 100644
index 0000000000..3e53ee1a6e
--- /dev/null
+++ b/nptl/tst-tls5mode.c
@@ -0,0 +1,8 @@
+#include <tst-tls5.h>
+
+#ifdef TLS_REGISTER
+static __thread int e1 = 24;
+static __thread char e2 [32] __attribute__ ((aligned (64)));
+TLS_REGISTER (e1)
+TLS_REGISTER (e2)
+#endif
diff --git a/nptl/tst-tls5modf.c b/nptl/tst-tls5modf.c
new file mode 100644
index 0000000000..8e50962de7
--- /dev/null
+++ b/nptl/tst-tls5modf.c
@@ -0,0 +1,9 @@
+#include <tst-tls5.h>
+
+#ifdef TLS_REGISTER
+char tst_tls5modf[60] attribute_hidden = { 26 };
+static __thread int f1 = 24;
+static __thread char f2 [32] __attribute__ ((aligned (64)));
+TLS_REGISTER (f1)
+TLS_REGISTER (f2)
+#endif