/* Implementation of the MAXVAL intrinsic
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/* Implementation of the MAXVAL intrinsic
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Copyright 2002, 2007, 2009, 2010 Free Software Foundation, Inc.
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Copyright 2002, 2007, 2009, 2010 Free Software Foundation, Inc.
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Contributed by Paul Brook <paul@nowt.org>
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Contributed by Paul Brook <paul@nowt.org>
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This file is part of the GNU Fortran runtime library (libgfortran).
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This file is part of the GNU Fortran runtime library (libgfortran).
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Libgfortran is free software; you can redistribute it and/or
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Libgfortran is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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modify it under the terms of the GNU General Public
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License as published by the Free Software Foundation; either
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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version 3 of the License, or (at your option) any later version.
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Libgfortran is distributed in the hope that it will be useful,
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Libgfortran is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#include "libgfortran.h"
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#include "libgfortran.h"
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#include <stdlib.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <assert.h>
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#if defined (HAVE_GFC_INTEGER_4) && defined (HAVE_GFC_INTEGER_4)
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#if defined (HAVE_GFC_INTEGER_4) && defined (HAVE_GFC_INTEGER_4)
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extern void maxval_i4 (gfc_array_i4 * const restrict,
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extern void maxval_i4 (gfc_array_i4 * const restrict,
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gfc_array_i4 * const restrict, const index_type * const restrict);
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gfc_array_i4 * const restrict, const index_type * const restrict);
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export_proto(maxval_i4);
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export_proto(maxval_i4);
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void
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void
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maxval_i4 (gfc_array_i4 * const restrict retarray,
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maxval_i4 (gfc_array_i4 * const restrict retarray,
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gfc_array_i4 * const restrict array,
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gfc_array_i4 * const restrict array,
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const index_type * const restrict pdim)
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const index_type * const restrict pdim)
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{
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{
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index_type count[GFC_MAX_DIMENSIONS];
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index_type count[GFC_MAX_DIMENSIONS];
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index_type extent[GFC_MAX_DIMENSIONS];
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index_type extent[GFC_MAX_DIMENSIONS];
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index_type sstride[GFC_MAX_DIMENSIONS];
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index_type sstride[GFC_MAX_DIMENSIONS];
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index_type dstride[GFC_MAX_DIMENSIONS];
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index_type dstride[GFC_MAX_DIMENSIONS];
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const GFC_INTEGER_4 * restrict base;
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const GFC_INTEGER_4 * restrict base;
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GFC_INTEGER_4 * restrict dest;
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GFC_INTEGER_4 * restrict dest;
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index_type rank;
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index_type rank;
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index_type n;
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index_type n;
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index_type len;
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index_type len;
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index_type delta;
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index_type delta;
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index_type dim;
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index_type dim;
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int continue_loop;
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int continue_loop;
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/* Make dim zero based to avoid confusion. */
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/* Make dim zero based to avoid confusion. */
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dim = (*pdim) - 1;
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dim = (*pdim) - 1;
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rank = GFC_DESCRIPTOR_RANK (array) - 1;
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rank = GFC_DESCRIPTOR_RANK (array) - 1;
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len = GFC_DESCRIPTOR_EXTENT(array,dim);
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len = GFC_DESCRIPTOR_EXTENT(array,dim);
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if (len < 0)
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if (len < 0)
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len = 0;
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len = 0;
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delta = GFC_DESCRIPTOR_STRIDE(array,dim);
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delta = GFC_DESCRIPTOR_STRIDE(array,dim);
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for (n = 0; n < dim; n++)
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for (n = 0; n < dim; n++)
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{
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{
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sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n);
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sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n);
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extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
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extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
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if (extent[n] < 0)
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if (extent[n] < 0)
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extent[n] = 0;
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extent[n] = 0;
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}
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}
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for (n = dim; n < rank; n++)
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for (n = dim; n < rank; n++)
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{
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{
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sstride[n] = GFC_DESCRIPTOR_STRIDE(array, n + 1);
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sstride[n] = GFC_DESCRIPTOR_STRIDE(array, n + 1);
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extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1);
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extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1);
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if (extent[n] < 0)
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if (extent[n] < 0)
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extent[n] = 0;
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extent[n] = 0;
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}
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}
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if (retarray->data == NULL)
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if (retarray->data == NULL)
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{
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{
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size_t alloc_size, str;
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size_t alloc_size, str;
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for (n = 0; n < rank; n++)
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for (n = 0; n < rank; n++)
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{
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{
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if (n == 0)
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if (n == 0)
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str = 1;
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str = 1;
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else
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else
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str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1];
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str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1];
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GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str);
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GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str);
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}
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}
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retarray->offset = 0;
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retarray->offset = 0;
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retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
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retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
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alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1)
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alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1)
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* extent[rank-1];
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* extent[rank-1];
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retarray->data = internal_malloc_size (alloc_size);
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retarray->data = internal_malloc_size (alloc_size);
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if (alloc_size == 0)
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if (alloc_size == 0)
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{
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{
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/* Make sure we have a zero-sized array. */
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/* Make sure we have a zero-sized array. */
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GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1);
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GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1);
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return;
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return;
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}
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}
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}
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}
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else
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else
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{
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{
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if (rank != GFC_DESCRIPTOR_RANK (retarray))
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if (rank != GFC_DESCRIPTOR_RANK (retarray))
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runtime_error ("rank of return array incorrect in"
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runtime_error ("rank of return array incorrect in"
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" MAXVAL intrinsic: is %ld, should be %ld",
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" MAXVAL intrinsic: is %ld, should be %ld",
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(long int) (GFC_DESCRIPTOR_RANK (retarray)),
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(long int) (GFC_DESCRIPTOR_RANK (retarray)),
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(long int) rank);
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(long int) rank);
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if (unlikely (compile_options.bounds_check))
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if (unlikely (compile_options.bounds_check))
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bounds_ifunction_return ((array_t *) retarray, extent,
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bounds_ifunction_return ((array_t *) retarray, extent,
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"return value", "MAXVAL");
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"return value", "MAXVAL");
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}
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}
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for (n = 0; n < rank; n++)
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for (n = 0; n < rank; n++)
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{
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{
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count[n] = 0;
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count[n] = 0;
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dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n);
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dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n);
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if (extent[n] <= 0)
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if (extent[n] <= 0)
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return;
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return;
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}
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}
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base = array->data;
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base = array->data;
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dest = retarray->data;
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dest = retarray->data;
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continue_loop = 1;
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continue_loop = 1;
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while (continue_loop)
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while (continue_loop)
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{
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{
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const GFC_INTEGER_4 * restrict src;
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const GFC_INTEGER_4 * restrict src;
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GFC_INTEGER_4 result;
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GFC_INTEGER_4 result;
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src = base;
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src = base;
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{
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{
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|
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#if defined (GFC_INTEGER_4_INFINITY)
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#if defined (GFC_INTEGER_4_INFINITY)
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result = -GFC_INTEGER_4_INFINITY;
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result = -GFC_INTEGER_4_INFINITY;
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#else
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#else
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result = (-GFC_INTEGER_4_HUGE-1);
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result = (-GFC_INTEGER_4_HUGE-1);
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#endif
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#endif
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if (len <= 0)
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if (len <= 0)
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*dest = (-GFC_INTEGER_4_HUGE-1);
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*dest = (-GFC_INTEGER_4_HUGE-1);
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else
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else
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{
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{
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for (n = 0; n < len; n++, src += delta)
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for (n = 0; n < len; n++, src += delta)
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{
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{
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#if defined (GFC_INTEGER_4_QUIET_NAN)
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#if defined (GFC_INTEGER_4_QUIET_NAN)
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if (*src >= result)
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if (*src >= result)
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break;
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break;
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}
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}
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if (unlikely (n >= len))
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if (unlikely (n >= len))
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result = GFC_INTEGER_4_QUIET_NAN;
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result = GFC_INTEGER_4_QUIET_NAN;
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else for (; n < len; n++, src += delta)
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else for (; n < len; n++, src += delta)
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{
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{
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#endif
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#endif
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if (*src > result)
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if (*src > result)
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result = *src;
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result = *src;
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}
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}
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*dest = result;
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*dest = result;
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}
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}
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}
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}
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/* Advance to the next element. */
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/* Advance to the next element. */
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count[0]++;
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count[0]++;
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base += sstride[0];
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base += sstride[0];
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dest += dstride[0];
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dest += dstride[0];
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n = 0;
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n = 0;
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while (count[n] == extent[n])
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while (count[n] == extent[n])
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{
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{
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/* When we get to the end of a dimension, reset it and increment
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/* When we get to the end of a dimension, reset it and increment
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the next dimension. */
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the next dimension. */
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count[n] = 0;
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count[n] = 0;
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/* We could precalculate these products, but this is a less
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/* We could precalculate these products, but this is a less
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frequently used path so probably not worth it. */
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frequently used path so probably not worth it. */
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base -= sstride[n] * extent[n];
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base -= sstride[n] * extent[n];
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dest -= dstride[n] * extent[n];
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dest -= dstride[n] * extent[n];
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n++;
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n++;
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if (n == rank)
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if (n == rank)
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{
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{
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/* Break out of the look. */
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/* Break out of the look. */
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continue_loop = 0;
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continue_loop = 0;
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break;
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break;
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}
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}
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else
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else
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{
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{
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count[n]++;
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count[n]++;
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base += sstride[n];
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base += sstride[n];
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dest += dstride[n];
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dest += dstride[n];
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}
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}
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}
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}
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}
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}
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}
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}
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extern void mmaxval_i4 (gfc_array_i4 * const restrict,
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extern void mmaxval_i4 (gfc_array_i4 * const restrict,
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gfc_array_i4 * const restrict, const index_type * const restrict,
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gfc_array_i4 * const restrict, const index_type * const restrict,
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gfc_array_l1 * const restrict);
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gfc_array_l1 * const restrict);
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export_proto(mmaxval_i4);
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export_proto(mmaxval_i4);
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void
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void
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mmaxval_i4 (gfc_array_i4 * const restrict retarray,
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mmaxval_i4 (gfc_array_i4 * const restrict retarray,
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gfc_array_i4 * const restrict array,
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gfc_array_i4 * const restrict array,
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const index_type * const restrict pdim,
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const index_type * const restrict pdim,
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gfc_array_l1 * const restrict mask)
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gfc_array_l1 * const restrict mask)
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{
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{
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index_type count[GFC_MAX_DIMENSIONS];
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index_type count[GFC_MAX_DIMENSIONS];
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index_type extent[GFC_MAX_DIMENSIONS];
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index_type extent[GFC_MAX_DIMENSIONS];
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index_type sstride[GFC_MAX_DIMENSIONS];
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index_type sstride[GFC_MAX_DIMENSIONS];
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index_type dstride[GFC_MAX_DIMENSIONS];
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index_type dstride[GFC_MAX_DIMENSIONS];
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index_type mstride[GFC_MAX_DIMENSIONS];
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index_type mstride[GFC_MAX_DIMENSIONS];
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GFC_INTEGER_4 * restrict dest;
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GFC_INTEGER_4 * restrict dest;
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const GFC_INTEGER_4 * restrict base;
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const GFC_INTEGER_4 * restrict base;
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const GFC_LOGICAL_1 * restrict mbase;
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const GFC_LOGICAL_1 * restrict mbase;
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int rank;
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int rank;
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int dim;
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int dim;
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index_type n;
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index_type n;
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index_type len;
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index_type len;
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index_type delta;
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index_type delta;
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index_type mdelta;
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index_type mdelta;
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int mask_kind;
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int mask_kind;
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|
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dim = (*pdim) - 1;
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dim = (*pdim) - 1;
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rank = GFC_DESCRIPTOR_RANK (array) - 1;
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rank = GFC_DESCRIPTOR_RANK (array) - 1;
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|
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len = GFC_DESCRIPTOR_EXTENT(array,dim);
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len = GFC_DESCRIPTOR_EXTENT(array,dim);
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if (len <= 0)
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if (len <= 0)
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return;
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return;
|
|
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mbase = mask->data;
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mbase = mask->data;
|
|
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mask_kind = GFC_DESCRIPTOR_SIZE (mask);
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mask_kind = GFC_DESCRIPTOR_SIZE (mask);
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|
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if (mask_kind == 1 || mask_kind == 2 || mask_kind == 4 || mask_kind == 8
|
if (mask_kind == 1 || mask_kind == 2 || mask_kind == 4 || mask_kind == 8
|
#ifdef HAVE_GFC_LOGICAL_16
|
#ifdef HAVE_GFC_LOGICAL_16
|
|| mask_kind == 16
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|| mask_kind == 16
|
#endif
|
#endif
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)
|
)
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mbase = GFOR_POINTER_TO_L1 (mbase, mask_kind);
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mbase = GFOR_POINTER_TO_L1 (mbase, mask_kind);
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else
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else
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runtime_error ("Funny sized logical array");
|
runtime_error ("Funny sized logical array");
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|
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delta = GFC_DESCRIPTOR_STRIDE(array,dim);
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delta = GFC_DESCRIPTOR_STRIDE(array,dim);
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mdelta = GFC_DESCRIPTOR_STRIDE_BYTES(mask,dim);
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mdelta = GFC_DESCRIPTOR_STRIDE_BYTES(mask,dim);
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|
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for (n = 0; n < dim; n++)
|
for (n = 0; n < dim; n++)
|
{
|
{
|
sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n);
|
sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n);
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mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask,n);
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mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask,n);
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extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
|
extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
|
|
|
if (extent[n] < 0)
|
if (extent[n] < 0)
|
extent[n] = 0;
|
extent[n] = 0;
|
|
|
}
|
}
|
for (n = dim; n < rank; n++)
|
for (n = dim; n < rank; n++)
|
{
|
{
|
sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n + 1);
|
sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n + 1);
|
mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask, n + 1);
|
mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask, n + 1);
|
extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1);
|
extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1);
|
|
|
if (extent[n] < 0)
|
if (extent[n] < 0)
|
extent[n] = 0;
|
extent[n] = 0;
|
}
|
}
|
|
|
if (retarray->data == NULL)
|
if (retarray->data == NULL)
|
{
|
{
|
size_t alloc_size, str;
|
size_t alloc_size, str;
|
|
|
for (n = 0; n < rank; n++)
|
for (n = 0; n < rank; n++)
|
{
|
{
|
if (n == 0)
|
if (n == 0)
|
str = 1;
|
str = 1;
|
else
|
else
|
str= GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1];
|
str= GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1];
|
|
|
GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str);
|
GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str);
|
|
|
}
|
}
|
|
|
alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1)
|
alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1)
|
* extent[rank-1];
|
* extent[rank-1];
|
|
|
retarray->offset = 0;
|
retarray->offset = 0;
|
retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
|
retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
|
|
|
if (alloc_size == 0)
|
if (alloc_size == 0)
|
{
|
{
|
/* Make sure we have a zero-sized array. */
|
/* Make sure we have a zero-sized array. */
|
GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1);
|
GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1);
|
return;
|
return;
|
}
|
}
|
else
|
else
|
retarray->data = internal_malloc_size (alloc_size);
|
retarray->data = internal_malloc_size (alloc_size);
|
|
|
}
|
}
|
else
|
else
|
{
|
{
|
if (rank != GFC_DESCRIPTOR_RANK (retarray))
|
if (rank != GFC_DESCRIPTOR_RANK (retarray))
|
runtime_error ("rank of return array incorrect in MAXVAL intrinsic");
|
runtime_error ("rank of return array incorrect in MAXVAL intrinsic");
|
|
|
if (unlikely (compile_options.bounds_check))
|
if (unlikely (compile_options.bounds_check))
|
{
|
{
|
bounds_ifunction_return ((array_t *) retarray, extent,
|
bounds_ifunction_return ((array_t *) retarray, extent,
|
"return value", "MAXVAL");
|
"return value", "MAXVAL");
|
bounds_equal_extents ((array_t *) mask, (array_t *) array,
|
bounds_equal_extents ((array_t *) mask, (array_t *) array,
|
"MASK argument", "MAXVAL");
|
"MASK argument", "MAXVAL");
|
}
|
}
|
}
|
}
|
|
|
for (n = 0; n < rank; n++)
|
for (n = 0; n < rank; n++)
|
{
|
{
|
count[n] = 0;
|
count[n] = 0;
|
dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n);
|
dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n);
|
if (extent[n] <= 0)
|
if (extent[n] <= 0)
|
return;
|
return;
|
}
|
}
|
|
|
dest = retarray->data;
|
dest = retarray->data;
|
base = array->data;
|
base = array->data;
|
|
|
while (base)
|
while (base)
|
{
|
{
|
const GFC_INTEGER_4 * restrict src;
|
const GFC_INTEGER_4 * restrict src;
|
const GFC_LOGICAL_1 * restrict msrc;
|
const GFC_LOGICAL_1 * restrict msrc;
|
GFC_INTEGER_4 result;
|
GFC_INTEGER_4 result;
|
src = base;
|
src = base;
|
msrc = mbase;
|
msrc = mbase;
|
{
|
{
|
|
|
#if defined (GFC_INTEGER_4_INFINITY)
|
#if defined (GFC_INTEGER_4_INFINITY)
|
result = -GFC_INTEGER_4_INFINITY;
|
result = -GFC_INTEGER_4_INFINITY;
|
#else
|
#else
|
result = (-GFC_INTEGER_4_HUGE-1);
|
result = (-GFC_INTEGER_4_HUGE-1);
|
#endif
|
#endif
|
#if defined (GFC_INTEGER_4_QUIET_NAN)
|
#if defined (GFC_INTEGER_4_QUIET_NAN)
|
int non_empty_p = 0;
|
int non_empty_p = 0;
|
#endif
|
#endif
|
if (len <= 0)
|
if (len <= 0)
|
*dest = (-GFC_INTEGER_4_HUGE-1);
|
*dest = (-GFC_INTEGER_4_HUGE-1);
|
else
|
else
|
{
|
{
|
for (n = 0; n < len; n++, src += delta, msrc += mdelta)
|
for (n = 0; n < len; n++, src += delta, msrc += mdelta)
|
{
|
{
|
|
|
#if defined (GFC_INTEGER_4_INFINITY) || defined (GFC_INTEGER_4_QUIET_NAN)
|
#if defined (GFC_INTEGER_4_INFINITY) || defined (GFC_INTEGER_4_QUIET_NAN)
|
if (*msrc)
|
if (*msrc)
|
{
|
{
|
#if defined (GFC_INTEGER_4_QUIET_NAN)
|
#if defined (GFC_INTEGER_4_QUIET_NAN)
|
non_empty_p = 1;
|
non_empty_p = 1;
|
if (*src >= result)
|
if (*src >= result)
|
#endif
|
#endif
|
break;
|
break;
|
}
|
}
|
}
|
}
|
if (unlikely (n >= len))
|
if (unlikely (n >= len))
|
{
|
{
|
#if defined (GFC_INTEGER_4_QUIET_NAN)
|
#if defined (GFC_INTEGER_4_QUIET_NAN)
|
result = non_empty_p ? GFC_INTEGER_4_QUIET_NAN : (-GFC_INTEGER_4_HUGE-1);
|
result = non_empty_p ? GFC_INTEGER_4_QUIET_NAN : (-GFC_INTEGER_4_HUGE-1);
|
#else
|
#else
|
result = (-GFC_INTEGER_4_HUGE-1);
|
result = (-GFC_INTEGER_4_HUGE-1);
|
#endif
|
#endif
|
}
|
}
|
else for (; n < len; n++, src += delta, msrc += mdelta)
|
else for (; n < len; n++, src += delta, msrc += mdelta)
|
{
|
{
|
#endif
|
#endif
|
if (*msrc && *src > result)
|
if (*msrc && *src > result)
|
result = *src;
|
result = *src;
|
}
|
}
|
*dest = result;
|
*dest = result;
|
}
|
}
|
}
|
}
|
/* Advance to the next element. */
|
/* Advance to the next element. */
|
count[0]++;
|
count[0]++;
|
base += sstride[0];
|
base += sstride[0];
|
mbase += mstride[0];
|
mbase += mstride[0];
|
dest += dstride[0];
|
dest += dstride[0];
|
n = 0;
|
n = 0;
|
while (count[n] == extent[n])
|
while (count[n] == extent[n])
|
{
|
{
|
/* When we get to the end of a dimension, reset it and increment
|
/* When we get to the end of a dimension, reset it and increment
|
the next dimension. */
|
the next dimension. */
|
count[n] = 0;
|
count[n] = 0;
|
/* We could precalculate these products, but this is a less
|
/* We could precalculate these products, but this is a less
|
frequently used path so probably not worth it. */
|
frequently used path so probably not worth it. */
|
base -= sstride[n] * extent[n];
|
base -= sstride[n] * extent[n];
|
mbase -= mstride[n] * extent[n];
|
mbase -= mstride[n] * extent[n];
|
dest -= dstride[n] * extent[n];
|
dest -= dstride[n] * extent[n];
|
n++;
|
n++;
|
if (n == rank)
|
if (n == rank)
|
{
|
{
|
/* Break out of the look. */
|
/* Break out of the look. */
|
base = NULL;
|
base = NULL;
|
break;
|
break;
|
}
|
}
|
else
|
else
|
{
|
{
|
count[n]++;
|
count[n]++;
|
base += sstride[n];
|
base += sstride[n];
|
mbase += mstride[n];
|
mbase += mstride[n];
|
dest += dstride[n];
|
dest += dstride[n];
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
|
|
extern void smaxval_i4 (gfc_array_i4 * const restrict,
|
extern void smaxval_i4 (gfc_array_i4 * const restrict,
|
gfc_array_i4 * const restrict, const index_type * const restrict,
|
gfc_array_i4 * const restrict, const index_type * const restrict,
|
GFC_LOGICAL_4 *);
|
GFC_LOGICAL_4 *);
|
export_proto(smaxval_i4);
|
export_proto(smaxval_i4);
|
|
|
void
|
void
|
smaxval_i4 (gfc_array_i4 * const restrict retarray,
|
smaxval_i4 (gfc_array_i4 * const restrict retarray,
|
gfc_array_i4 * const restrict array,
|
gfc_array_i4 * const restrict array,
|
const index_type * const restrict pdim,
|
const index_type * const restrict pdim,
|
GFC_LOGICAL_4 * mask)
|
GFC_LOGICAL_4 * mask)
|
{
|
{
|
index_type count[GFC_MAX_DIMENSIONS];
|
index_type count[GFC_MAX_DIMENSIONS];
|
index_type extent[GFC_MAX_DIMENSIONS];
|
index_type extent[GFC_MAX_DIMENSIONS];
|
index_type dstride[GFC_MAX_DIMENSIONS];
|
index_type dstride[GFC_MAX_DIMENSIONS];
|
GFC_INTEGER_4 * restrict dest;
|
GFC_INTEGER_4 * restrict dest;
|
index_type rank;
|
index_type rank;
|
index_type n;
|
index_type n;
|
index_type dim;
|
index_type dim;
|
|
|
|
|
if (*mask)
|
if (*mask)
|
{
|
{
|
maxval_i4 (retarray, array, pdim);
|
maxval_i4 (retarray, array, pdim);
|
return;
|
return;
|
}
|
}
|
/* Make dim zero based to avoid confusion. */
|
/* Make dim zero based to avoid confusion. */
|
dim = (*pdim) - 1;
|
dim = (*pdim) - 1;
|
rank = GFC_DESCRIPTOR_RANK (array) - 1;
|
rank = GFC_DESCRIPTOR_RANK (array) - 1;
|
|
|
for (n = 0; n < dim; n++)
|
for (n = 0; n < dim; n++)
|
{
|
{
|
extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
|
extent[n] = GFC_DESCRIPTOR_EXTENT(array,n);
|
|
|
if (extent[n] <= 0)
|
if (extent[n] <= 0)
|
extent[n] = 0;
|
extent[n] = 0;
|
}
|
}
|
|
|
for (n = dim; n < rank; n++)
|
for (n = dim; n < rank; n++)
|
{
|
{
|
extent[n] =
|
extent[n] =
|
GFC_DESCRIPTOR_EXTENT(array,n + 1);
|
GFC_DESCRIPTOR_EXTENT(array,n + 1);
|
|
|
if (extent[n] <= 0)
|
if (extent[n] <= 0)
|
extent[n] = 0;
|
extent[n] = 0;
|
}
|
}
|
|
|
if (retarray->data == NULL)
|
if (retarray->data == NULL)
|
{
|
{
|
size_t alloc_size, str;
|
size_t alloc_size, str;
|
|
|
for (n = 0; n < rank; n++)
|
for (n = 0; n < rank; n++)
|
{
|
{
|
if (n == 0)
|
if (n == 0)
|
str = 1;
|
str = 1;
|
else
|
else
|
str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1];
|
str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1];
|
|
|
GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str);
|
GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str);
|
|
|
}
|
}
|
|
|
retarray->offset = 0;
|
retarray->offset = 0;
|
retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
|
retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
|
|
|
alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1)
|
alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1)
|
* extent[rank-1];
|
* extent[rank-1];
|
|
|
if (alloc_size == 0)
|
if (alloc_size == 0)
|
{
|
{
|
/* Make sure we have a zero-sized array. */
|
/* Make sure we have a zero-sized array. */
|
GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1);
|
GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1);
|
return;
|
return;
|
}
|
}
|
else
|
else
|
retarray->data = internal_malloc_size (alloc_size);
|
retarray->data = internal_malloc_size (alloc_size);
|
}
|
}
|
else
|
else
|
{
|
{
|
if (rank != GFC_DESCRIPTOR_RANK (retarray))
|
if (rank != GFC_DESCRIPTOR_RANK (retarray))
|
runtime_error ("rank of return array incorrect in"
|
runtime_error ("rank of return array incorrect in"
|
" MAXVAL intrinsic: is %ld, should be %ld",
|
" MAXVAL intrinsic: is %ld, should be %ld",
|
(long int) (GFC_DESCRIPTOR_RANK (retarray)),
|
(long int) (GFC_DESCRIPTOR_RANK (retarray)),
|
(long int) rank);
|
(long int) rank);
|
|
|
if (unlikely (compile_options.bounds_check))
|
if (unlikely (compile_options.bounds_check))
|
{
|
{
|
for (n=0; n < rank; n++)
|
for (n=0; n < rank; n++)
|
{
|
{
|
index_type ret_extent;
|
index_type ret_extent;
|
|
|
ret_extent = GFC_DESCRIPTOR_EXTENT(retarray,n);
|
ret_extent = GFC_DESCRIPTOR_EXTENT(retarray,n);
|
if (extent[n] != ret_extent)
|
if (extent[n] != ret_extent)
|
runtime_error ("Incorrect extent in return value of"
|
runtime_error ("Incorrect extent in return value of"
|
" MAXVAL intrinsic in dimension %ld:"
|
" MAXVAL intrinsic in dimension %ld:"
|
" is %ld, should be %ld", (long int) n + 1,
|
" is %ld, should be %ld", (long int) n + 1,
|
(long int) ret_extent, (long int) extent[n]);
|
(long int) ret_extent, (long int) extent[n]);
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
for (n = 0; n < rank; n++)
|
for (n = 0; n < rank; n++)
|
{
|
{
|
count[n] = 0;
|
count[n] = 0;
|
dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n);
|
dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n);
|
}
|
}
|
|
|
dest = retarray->data;
|
dest = retarray->data;
|
|
|
while(1)
|
while(1)
|
{
|
{
|
*dest = (-GFC_INTEGER_4_HUGE-1);
|
*dest = (-GFC_INTEGER_4_HUGE-1);
|
count[0]++;
|
count[0]++;
|
dest += dstride[0];
|
dest += dstride[0];
|
n = 0;
|
n = 0;
|
while (count[n] == extent[n])
|
while (count[n] == extent[n])
|
{
|
{
|
/* When we get to the end of a dimension, reset it and increment
|
/* When we get to the end of a dimension, reset it and increment
|
the next dimension. */
|
the next dimension. */
|
count[n] = 0;
|
count[n] = 0;
|
/* We could precalculate these products, but this is a less
|
/* We could precalculate these products, but this is a less
|
frequently used path so probably not worth it. */
|
frequently used path so probably not worth it. */
|
dest -= dstride[n] * extent[n];
|
dest -= dstride[n] * extent[n];
|
n++;
|
n++;
|
if (n == rank)
|
if (n == rank)
|
return;
|
return;
|
else
|
else
|
{
|
{
|
count[n]++;
|
count[n]++;
|
dest += dstride[n];
|
dest += dstride[n];
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
#endif
|
#endif
|
|
|
