ports/openmpi
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opal: support __attribute__((__noinline__))

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First cut does not attempt any "cross-check".  As we discover compilers
which complain about __noinline__, we will add specific cross checks to
handle those cases.

Reviewed-by: Jeff Squyres <jsquyres@cisco.com>

This commit was SVN r29488.
Этот коммит содержится в:
Dave Goodell 2013-10-23 15:52:05 +00:00
родитель e9dbb66e58
Коммит 25dd719d4d
2 изменённых файлов: 21 добавлений и 2 удалений
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15
config/opal_check_attributes.m4
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@ -11,7 +11,7 @@
# Copyright (c) 2004-2005 The Regents of the University of California.
# All rights reserved.
# Copyright (c) 2009 Oak Ridge National Labs. All rights reserved.
# Copyright (c) 2010 Cisco Systems, Inc. All rights reserved.
# Copyright (c) 2010-2013 Cisco Systems, Inc. All rights reserved.
# Copyright (c) 2013 Mellanox Technologies, Inc.
# All rights reserved.
# $COPYRIGHT$
@ -207,6 +207,7 @@ AC_DEFUN([OPAL_CHECK_ATTRIBUTES], [
opal_cv___attribute__malloc=0
opal_cv___attribute__may_alias=0
opal_cv___attribute__no_instrument_function=0
opal_cv___attribute__noinline=0
opal_cv___attribute__nonnull=0
opal_cv___attribute__noreturn=0
opal_cv___attribute__noreturn_funcptr=0
@ -355,6 +356,16 @@ AC_DEFUN([OPAL_CHECK_ATTRIBUTES], [
[])
_OMPI_CHECK_SPECIFIC_ATTRIBUTE([noinline],
[
int foo(int arg1, int arg2) __attribute__ ((__noinline__));
int foo(int arg1, int arg2) { return arg1 * arg2 + arg1; }
static int bar(int arg1, int arg2) __attribute__ ((__noinline__));
static int bar(int arg1, int arg2) { return arg1 * arg2 + arg1; }
],
[],
[])
#
# Attribute nonnull:
# Ignored by intel-compiler 9.1.045 -- recognized by cross-check
@ -571,6 +582,8 @@ AC_DEFUN([OPAL_CHECK_ATTRIBUTES], [
[Whether your compiler has __attribute__ may_alias or not])
AC_DEFINE_UNQUOTED(OPAL_HAVE_ATTRIBUTE_NO_INSTRUMENT_FUNCTION, [$opal_cv___attribute__no_instrument_function],
[Whether your compiler has __attribute__ no_instrument_function or not])
AC_DEFINE_UNQUOTED(OPAL_HAVE_ATTRIBUTE_NOINLINE, [$opal_cv___attribute__noinline],
[Whether your compiler has __attribute__ noinline or not])
AC_DEFINE_UNQUOTED(OPAL_HAVE_ATTRIBUTE_NONNULL, [$opal_cv___attribute__nonnull],
[Whether your compiler has __attribute__ nonnull or not])
AC_DEFINE_UNQUOTED(OPAL_HAVE_ATTRIBUTE_NORETURN, [$opal_cv___attribute__noreturn],

8
opal/include/opal_config_bottom.h
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@ -10,7 +10,7 @@
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2009 Sun Microsystems, Inc. All rights reserved.
* Copyright (c) 2009-2011 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2009-2013 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2013 Mellanox Technologies, Inc.
* All rights reserved.
* $COPYRIGHT$
@ -159,6 +159,12 @@
# define __opal_attribute_no_instrument_function__
#endif
#if OPAL_HAVE_ATTRIBUTE_NOINLINE
# define __opal_attribute_noinline__ __attribute__((__noinline__))
#else
# define __opal_attribute_noinline__
#endif
#if OPAL_HAVE_ATTRIBUTE_NONNULL
# define __opal_attribute_nonnull__(a) __attribute__((__nonnull__(a)))
# define __opal_attribute_nonnull_all__ __attribute__((__nonnull__))