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`/* Implementation of the MAXLOC intrinsic
Copyright (C) 2002-2019 Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>
This file is part of the GNU Fortran 95 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 <assert.h>'
include(iparm.m4)dnl
include(iforeach.m4)dnl
`#if defined (HAVE_'atype_name`) && defined (HAVE_'rtype_name`)'
FOREACH_FUNCTION(
` atype_name maxval;
#if defined('atype_nan`)
int fast = 0;
#endif
#if defined('atype_inf`)
maxval = -atype_inf;
#else
maxval = atype_min;
#endif',
`#if defined('atype_nan`)
if (unlikely (!fast))
{
do
{
if (*base >= maxval)
{
fast = 1;
maxval = *base;
for (n = 0; n < rank; n++)
dest[n * dstride] = count[n] + 1;
break;
}
base += sstride[0];
}
while (++count[0] != extent[0]);
if (likely (fast))
continue;
}
else
#endif
if (back)
do
{
if (unlikely (*base >= maxval))
{
maxval = *base;
for (n = 0; n < rank; n++)
dest[n * dstride] = count[n] + 1;
}
base += sstride[0];
}
while (++count[0] != extent[0]);
else
do
{
if (unlikely (*base > maxval))
{
maxval = *base;
for (n = 0; n < rank; n++)
dest[n * dstride] = count[n] + 1;
}')
MASKED_FOREACH_FUNCTION(
` atype_name maxval;
int fast = 0;
#if defined('atype_inf`)
maxval = -atype_inf;
#else
maxval = atype_min;
#endif',
` if (unlikely (!fast))
{
do
{
if (*mbase)
{
#if defined('atype_nan`)
if (unlikely (dest[0] == 0))
for (n = 0; n < rank; n++)
dest[n * dstride] = count[n] + 1;
if (*base >= maxval)
#endif
{
fast = 1;
maxval = *base;
for (n = 0; n < rank; n++)
dest[n * dstride] = count[n] + 1;
break;
}
}
base += sstride[0];
mbase += mstride[0];
}
while (++count[0] != extent[0]);
if (likely (fast))
continue;
}
else
if (back)
do
{
if (*mbase && *base >= maxval)
{
maxval = *base;
for (n = 0; n < rank; n++)
dest[n * dstride] = count[n] + 1;
}
base += sstride[0];
}
while (++count[0] != extent[0]);
else
do
{
if (*mbase && unlikely (*base > maxval))
{
maxval = *base;
for (n = 0; n < rank; n++)
dest[n * dstride] = count[n] + 1;
}')
SCALAR_FOREACH_FUNCTION(`0')
#endif
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