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re PR libgomp/79876 (FAIL: libgomp.fortran/strassen.f90 -O execution test on x86_64-apple-darwin16)

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PR libgomp/79876
	* config/posix/thread-stacksize.h: New file.
	* config/darwin/thread-stacksize.h: New file.
	* config/nvptx/thread-stacksize.h: New file.
	* env.c: Include thread-stacksize.h.
	(initialize_env): Initialize stacksize to GOMP_DEFAULT_STACKSIZE
	instead of 0.  Call pthread_attr_setstacksize even if
	GOMP_DEFAULT_STACKSIZE is non-zero.

From-SVN: r246675
This commit is contained in:
Jakub Jelinek 2017-04-04 12:41:33 +02:00 committed by Jakub Jelinek
parent 248179b5fc
commit c4060df4b1
5 changed files with 98 additions and 2 deletions
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11
libgomp/ChangeLog
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@ -1,3 +1,14 @@
2017-04-04 Jakub Jelinek <jakub@redhat.com>
PR libgomp/79876
* config/posix/thread-stacksize.h: New file.
* config/darwin/thread-stacksize.h: New file.
* config/nvptx/thread-stacksize.h: New file.
* env.c: Include thread-stacksize.h.
(initialize_env): Initialize stacksize to GOMP_DEFAULT_STACKSIZE
instead of 0. Call pthread_attr_setstacksize even if
GOMP_DEFAULT_STACKSIZE is non-zero.
2017-03-30 Jakub Jelinek <jakub@redhat.com>
* env.c (initialize_env): Initialize stacksize to 0.

29
libgomp/config/darwin/thread-stacksize.h Normal file
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@ -0,0 +1,29 @@
/* Copyright (C) 2017 Free Software Foundation, Inc.
Contributed by Jakub Jelinek <jakub@redhat.com>
This file is part of the GNU Offloading and Multi Processing Library
(libgomp).
Libgomp is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
Libgomp 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 General Public License for
more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/* OSX uses too small default stack size (0.5MB), use a bigger default.
Users can still override it through OMP_STACKSIZE or GOMP_STACKSIZE
environment variables. */
#define GOMP_DEFAULT_STACKSIZE (2 * 1024 * 1024)

27
libgomp/config/nvptx/thread-stacksize.h Normal file
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@ -0,0 +1,27 @@
/* Copyright (C) 2017 Free Software Foundation, Inc.
Contributed by Jakub Jelinek <jakub@redhat.com>
This file is part of the GNU Offloading and Multi Processing Library
(libgomp).
Libgomp is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
Libgomp 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 General Public License for
more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/* Not really applicable to NVPTX. */
#define GOMP_DEFAULT_STACKSIZE 0

27
libgomp/config/posix/thread-stacksize.h Normal file
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@ -0,0 +1,27 @@
/* Copyright (C) 2017 Free Software Foundation, Inc.
Contributed by Jakub Jelinek <jakub@redhat.com>
This file is part of the GNU Offloading and Multi Processing Library
(libgomp).
Libgomp is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
Libgomp 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 General Public License for
more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/* 0 means use the system default. */
#define GOMP_DEFAULT_STACKSIZE 0

6
libgomp/env.c
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@ -51,6 +51,7 @@
# endif
#endif
#include <errno.h>
#include "thread-stacksize.h"
#ifndef HAVE_STRTOULL
# define strtoull(ptr, eptr, base) strtoul (ptr, eptr, base)
@ -1187,7 +1188,7 @@ handle_omp_display_env (unsigned long stacksize, int wait_policy)
static void __attribute__((constructor))
initialize_env (void)
{
unsigned long thread_limit_var, stacksize = 0;
unsigned long thread_limit_var, stacksize = GOMP_DEFAULT_STACKSIZE;
int wait_policy;
/* Do a compile time check that mkomp_h.pl did good job. */
@ -1274,7 +1275,8 @@ initialize_env (void)
pthread_attr_setdetachstate (&gomp_thread_attr, PTHREAD_CREATE_DETACHED);
if (parse_stacksize ("OMP_STACKSIZE", &stacksize)
|| parse_stacksize ("GOMP_STACKSIZE", &stacksize))
|| parse_stacksize ("GOMP_STACKSIZE", &stacksize)
|| GOMP_DEFAULT_STACKSIZE)
{
int err;