/* Implementation of the MAXLOC intrinsic
- Copyright (C) 2002-2014 Free Software Foundation, Inc.
+ Copyright (C) 2002-2020 Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>
This file is part of the GNU Fortran 95 runtime library (libgfortran).
<http://www.gnu.org/licenses/>. */
#include "libgfortran.h"
-#include <stdlib.h>
#include <assert.h>
-#include <limits.h>
#if defined (HAVE_GFC_INTEGER_4) && defined (HAVE_GFC_INTEGER_4)
extern void maxloc0_4_i4 (gfc_array_i4 * const restrict retarray,
- gfc_array_i4 * const restrict array);
+ gfc_array_i4 * const restrict array, GFC_LOGICAL_4);
export_proto(maxloc0_4_i4);
void
maxloc0_4_i4 (gfc_array_i4 * const restrict retarray,
- gfc_array_i4 * const restrict array)
+ gfc_array_i4 * const restrict array, GFC_LOGICAL_4 back)
{
index_type count[GFC_MAX_DIMENSIONS];
index_type extent[GFC_MAX_DIMENSIONS];
if (retarray->base_addr == NULL)
{
GFC_DIMENSION_SET(retarray->dim[0], 0, rank-1, 1);
- retarray->dtype = (retarray->dtype & ~GFC_DTYPE_RANK_MASK) | 1;
+ retarray->dtype.rank = 1;
retarray->offset = 0;
- retarray->base_addr = xmalloc (sizeof (GFC_INTEGER_4) * rank);
+ retarray->base_addr = xmallocarray (rank, sizeof (GFC_INTEGER_4));
}
else
{
#endif
while (base)
{
- do
- {
/* Implementation start. */
#if defined(GFC_INTEGER_4_QUIET_NAN)
- }
- while (0);
if (unlikely (!fast))
{
do
if (likely (fast))
continue;
}
- else do
- {
+ else
#endif
- if (*base > maxval)
- {
- maxval = *base;
- for (n = 0; n < rank; n++)
- dest[n * dstride] = count[n] + 1;
- }
+ 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;
+ }
/* Implementation end. */
/* Advance to the next element. */
base += sstride[0];
frequently used path so probably not worth it. */
base -= sstride[n] * extent[n];
n++;
- if (n == rank)
+ if (n >= rank)
{
/* Break out of the loop. */
base = NULL;
}
}
-
extern void mmaxloc0_4_i4 (gfc_array_i4 * const restrict,
- gfc_array_i4 * const restrict, gfc_array_l1 * const restrict);
+ gfc_array_i4 * const restrict, gfc_array_l1 * const restrict,
+ GFC_LOGICAL_4);
export_proto(mmaxloc0_4_i4);
void
mmaxloc0_4_i4 (gfc_array_i4 * const restrict retarray,
gfc_array_i4 * const restrict array,
- gfc_array_l1 * const restrict mask)
+ gfc_array_l1 * const restrict mask, GFC_LOGICAL_4 back)
{
index_type count[GFC_MAX_DIMENSIONS];
index_type extent[GFC_MAX_DIMENSIONS];
index_type n;
int mask_kind;
+
+ if (mask == NULL)
+ {
+ maxloc0_4_i4 (retarray, array, back);
+ return;
+ }
+
rank = GFC_DESCRIPTOR_RANK (array);
if (rank <= 0)
runtime_error ("Rank of array needs to be > 0");
if (retarray->base_addr == NULL)
{
GFC_DIMENSION_SET(retarray->dim[0], 0, rank - 1, 1);
- retarray->dtype = (retarray->dtype & ~GFC_DTYPE_RANK_MASK) | 1;
+ retarray->dtype.rank = 1;
retarray->offset = 0;
- retarray->base_addr = xmalloc (sizeof (GFC_INTEGER_4) * rank);
+ retarray->base_addr = xmallocarray (rank, sizeof (GFC_INTEGER_4));
}
else
{
#endif
while (base)
{
- do
- {
/* Implementation start. */
- }
- while (0);
if (unlikely (!fast))
{
do
if (likely (fast))
continue;
}
- else do
- {
- if (*mbase && *base > maxval)
+ else
+ if (back)
+ do
{
- maxval = *base;
- for (n = 0; n < rank; n++)
- dest[n * dstride] = count[n] + 1;
+ 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;
+ }
/* Implementation end. */
/* Advance to the next element. */
base += sstride[0];
base -= sstride[n] * extent[n];
mbase -= mstride[n] * extent[n];
n++;
- if (n == rank)
+ if (n >= rank)
{
/* Break out of the loop. */
base = NULL;
extern void smaxloc0_4_i4 (gfc_array_i4 * const restrict,
- gfc_array_i4 * const restrict, GFC_LOGICAL_4 *);
+ gfc_array_i4 * const restrict, GFC_LOGICAL_4 *, GFC_LOGICAL_4);
export_proto(smaxloc0_4_i4);
void
smaxloc0_4_i4 (gfc_array_i4 * const restrict retarray,
gfc_array_i4 * const restrict array,
- GFC_LOGICAL_4 * mask)
+ GFC_LOGICAL_4 * mask, GFC_LOGICAL_4 back)
{
index_type rank;
index_type dstride;
index_type n;
GFC_INTEGER_4 *dest;
- if (*mask)
+ if (mask == NULL || *mask)
{
- maxloc0_4_i4 (retarray, array);
+ maxloc0_4_i4 (retarray, array, back);
return;
}
if (retarray->base_addr == NULL)
{
GFC_DIMENSION_SET(retarray->dim[0], 0, rank-1, 1);
- retarray->dtype = (retarray->dtype & ~GFC_DTYPE_RANK_MASK) | 1;
+ retarray->dtype.rank = 1;
retarray->offset = 0;
- retarray->base_addr = xmalloc (sizeof (GFC_INTEGER_4) * rank);
+ retarray->base_addr = xmallocarray (rank, sizeof (GFC_INTEGER_4));
}
else if (unlikely (compile_options.bounds_check))
{