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`/* Implementation of the MAXLOC intrinsic
Copyright (C) 2002-2013 Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>
This file is part of the GNU Fortran runtime library (libgfortran).
Libgfortran 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 of the License, or (at your option) any later version.
Libgfortran 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/>. */
#include "libgfortran.h"
#include <stdlib.h>
#include <assert.h>
#include <limits.h>'
include(iparm.m4)dnl
include(ifunction.m4)dnl
`#if defined (HAVE_'atype_name`) && defined (HAVE_'rtype_name`)'
ARRAY_FUNCTION(0,
` atype_name maxval;
#if defined ('atype_inf`)
maxval = -atype_inf;
#else
maxval = atype_min;
#endif
result = 1;',
`#if defined ('atype_nan`)
if (*src >= maxval)
{
maxval = *src;
result = (rtype_name)n + 1;
break;
}
}
for (; n < len; n++, src += delta)
{
#endif
if (*src > maxval)
{
maxval = *src;
result = (rtype_name)n + 1;
}', `')
MASKED_ARRAY_FUNCTION(0,
` atype_name maxval;
#if defined ('atype_inf`)
maxval = -atype_inf;
#else
maxval = atype_min;
#endif
#if defined ('atype_nan`)
rtype_name result2 = 0;
#endif
result = 0;',
` if (*msrc)
{
#if defined ('atype_nan`)
if (!result2)
result2 = (rtype_name)n + 1;
if (*src >= maxval)
#endif
{
maxval = *src;
result = (rtype_name)n + 1;
break;
}
}
}
#if defined ('atype_nan`)
if (unlikely (n >= len))
result = result2;
else
#endif
for (; n < len; n++, src += delta, msrc += mdelta)
{
if (*msrc && *src > maxval)
{
maxval = *src;
result = (rtype_name)n + 1;
}')
SCALAR_ARRAY_FUNCTION(0)
#endif
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