2004-08-09 16:34:39 +02:00
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/* Generic implementation of the EOSHIFT intrinsic
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2004-05-13 08:41:07 +02:00
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Copyright 2002 Free Software Foundation, Inc.
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Contributed by Paul Brook <paul@nowt.org>
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2005-01-12 22:27:33 +01:00
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This file is part of the GNU Fortran 95 runtime library (libgfortran).
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2004-05-13 08:41:07 +02:00
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2005-01-12 22:27:33 +01:00
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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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2004-05-13 08:41:07 +02:00
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License as published by the Free Software Foundation; either
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2005-01-12 22:27:33 +01:00
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version 2 of the License, or (at your option) any later version.
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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from the use of this file. (The General Public License restrictions
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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executable.)
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Libgfortran is distributed in the hope that it will be useful,
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2004-05-13 08:41:07 +02:00
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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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2005-01-12 22:27:33 +01:00
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GNU General Public License for more details.
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2004-05-13 08:41:07 +02:00
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2005-01-12 22:27:33 +01:00
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You should have received a copy of the GNU General Public
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License along with libgfortran; see the file COPYING. If not,
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2004-05-13 08:41:07 +02:00
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "config.h"
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#include <stdlib.h>
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#include <assert.h>
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#include <string.h>
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#include "libgfortran.h"
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static const char zeros[16] =
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{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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/* TODO: make this work for large shifts when
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sizeof(int) < sizeof (index_type). */
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static void
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iresolve.c (gfc_resolve_all, [...]): Use PREFIX.
gcc/fortran/
* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
gfc_resolve_unpack: Use PREFIX.
libgfortran/
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/reshape_generic.c,
intrinsics/spread_generic.c, intrinsics/transpose_generic.c,
intrinsics/unpack_generic.c, m4/cshift1.m4, m4/dotprod.m4,
m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4,
m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4,
m4/reshape.m4, m4/shape.m4, m4/transpose.m4: Use standard prefix
instead of "__".
* generated/*: Rebuild.
From-SVN: r92075
2004-12-13 03:47:58 +01:00
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eoshift0 (gfc_array_char * ret, const gfc_array_char * array,
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int shift, const char * pbound, int which)
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2004-05-13 08:41:07 +02:00
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{
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/* r.* indicates the return array. */
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2005-05-04 23:38:23 +02:00
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index_type rstride[GFC_MAX_DIMENSIONS];
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2004-05-13 08:41:07 +02:00
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index_type rstride0;
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index_type roffset;
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char *rptr;
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char *dest;
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/* s.* indicates the source array. */
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2005-05-04 23:38:23 +02:00
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index_type sstride[GFC_MAX_DIMENSIONS];
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2004-05-13 08:41:07 +02:00
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index_type sstride0;
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index_type soffset;
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const char *sptr;
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const char *src;
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2005-05-04 23:38:23 +02:00
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index_type count[GFC_MAX_DIMENSIONS];
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index_type extent[GFC_MAX_DIMENSIONS];
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2004-05-13 08:41:07 +02:00
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index_type dim;
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index_type size;
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index_type len;
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index_type n;
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if (!pbound)
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pbound = zeros;
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size = GFC_DESCRIPTOR_SIZE (ret);
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2004-08-09 16:34:39 +02:00
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if (ret->data == NULL)
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{
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int i;
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cshift0.c, [...]: Use internal_malloc_size instead of internal_malloc.
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/string_intrinsics.c,
intrinsics/transpose_generic.c, m4/ifunction.m4, m4/matmul.m4,
m4/matmull.m4, m4/transpose.m4: Use internal_malloc_size instead
of internal_malloc.
* generated/*: Rebuild.
From-SVN: r91799
2004-12-07 01:24:44 +01:00
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ret->data = internal_malloc_size (size * size0 ((array_t *)array));
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2004-08-09 16:34:39 +02:00
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ret->base = 0;
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ret->dtype = array->dtype;
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for (i = 0; i < GFC_DESCRIPTOR_RANK (array); i++)
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{
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ret->dim[i].lbound = 0;
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ret->dim[i].ubound = array->dim[i].ubound - array->dim[i].lbound;
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if (i == 0)
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ret->dim[i].stride = 1;
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else
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ret->dim[i].stride = (ret->dim[i-1].ubound + 1) * ret->dim[i-1].stride;
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}
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}
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2004-05-13 08:41:07 +02:00
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which = which - 1;
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extent[0] = 1;
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count[0] = 0;
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size = GFC_DESCRIPTOR_SIZE (array);
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n = 0;
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for (dim = 0; dim < GFC_DESCRIPTOR_RANK (array); dim++)
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{
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if (dim == which)
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{
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roffset = ret->dim[dim].stride * size;
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if (roffset == 0)
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roffset = size;
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soffset = array->dim[dim].stride * size;
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if (soffset == 0)
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soffset = size;
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len = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
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}
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else
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{
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count[n] = 0;
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extent[n] = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
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rstride[n] = ret->dim[dim].stride * size;
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sstride[n] = array->dim[dim].stride * size;
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n++;
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}
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}
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if (sstride[0] == 0)
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sstride[0] = size;
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if (rstride[0] == 0)
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rstride[0] = size;
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dim = GFC_DESCRIPTOR_RANK (array);
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rstride0 = rstride[0];
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sstride0 = sstride[0];
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rptr = ret->data;
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sptr = array->data;
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if (shift > 0)
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len = len - shift;
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else
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len = len + shift;
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while (rptr)
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{
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/* Do the shift for this dimension. */
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if (shift > 0)
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{
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src = &sptr[shift * soffset];
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dest = rptr;
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}
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else
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{
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src = sptr;
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dest = &rptr[-shift * roffset];
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}
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for (n = 0; n < len; n++)
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{
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memcpy (dest, src, size);
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dest += roffset;
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src += soffset;
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}
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if (shift >= 0)
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{
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n = shift;
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}
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else
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{
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dest = rptr;
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n = -shift;
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}
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while (n--)
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{
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memcpy (dest, pbound, size);
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dest += roffset;
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}
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/* Advance to the next section. */
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rptr += rstride0;
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sptr += sstride0;
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count[0]++;
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n = 0;
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while (count[n] == extent[n])
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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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the next dimension. */
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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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frequently used path so proabably not worth it. */
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rptr -= rstride[n] * extent[n];
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sptr -= sstride[n] * extent[n];
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n++;
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if (n >= dim - 1)
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{
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/* Break out of the loop. */
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rptr = NULL;
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break;
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}
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else
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{
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count[n]++;
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rptr += rstride[n];
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sptr += sstride[n];
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}
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}
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}
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}
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2004-12-14 11:43:36 +01:00
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extern void eoshift0_1 (gfc_array_char *, const gfc_array_char *,
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const GFC_INTEGER_1 *, const char *,
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const GFC_INTEGER_1 *);
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export_proto(eoshift0_1);
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void
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eoshift0_1 (gfc_array_char *ret, const gfc_array_char *array,
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const GFC_INTEGER_1 *pshift, const char *pbound,
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const GFC_INTEGER_1 *pdim)
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{
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eoshift0 (ret, array, *pshift, pbound, pdim ? *pdim : 1);
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}
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extern void eoshift0_2 (gfc_array_char *, const gfc_array_char *,
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const GFC_INTEGER_2 *, const char *,
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const GFC_INTEGER_2 *);
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export_proto(eoshift0_2);
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void
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eoshift0_2 (gfc_array_char *ret, const gfc_array_char *array,
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const GFC_INTEGER_2 *pshift, const char *pbound,
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const GFC_INTEGER_2 *pdim)
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{
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eoshift0 (ret, array, *pshift, pbound, pdim ? *pdim : 1);
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}
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iresolve.c (gfc_resolve_all, [...]): Use PREFIX.
gcc/fortran/
* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
gfc_resolve_unpack: Use PREFIX.
libgfortran/
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/reshape_generic.c,
intrinsics/spread_generic.c, intrinsics/transpose_generic.c,
intrinsics/unpack_generic.c, m4/cshift1.m4, m4/dotprod.m4,
m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4,
m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4,
m4/reshape.m4, m4/shape.m4, m4/transpose.m4: Use standard prefix
instead of "__".
* generated/*: Rebuild.
From-SVN: r92075
2004-12-13 03:47:58 +01:00
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extern void eoshift0_4 (gfc_array_char *, const gfc_array_char *,
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const GFC_INTEGER_4 *, const char *,
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const GFC_INTEGER_4 *);
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export_proto(eoshift0_4);
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2004-05-13 08:41:07 +02:00
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void
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iresolve.c (gfc_resolve_all, [...]): Use PREFIX.
gcc/fortran/
* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
gfc_resolve_unpack: Use PREFIX.
libgfortran/
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/reshape_generic.c,
intrinsics/spread_generic.c, intrinsics/transpose_generic.c,
intrinsics/unpack_generic.c, m4/cshift1.m4, m4/dotprod.m4,
m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4,
m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4,
m4/reshape.m4, m4/shape.m4, m4/transpose.m4: Use standard prefix
instead of "__".
* generated/*: Rebuild.
From-SVN: r92075
2004-12-13 03:47:58 +01:00
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eoshift0_4 (gfc_array_char *ret, const gfc_array_char *array,
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const GFC_INTEGER_4 *pshift, const char *pbound,
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const GFC_INTEGER_4 *pdim)
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2004-05-13 08:41:07 +02:00
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{
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iresolve.c (gfc_resolve_all, [...]): Use PREFIX.
gcc/fortran/
* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
gfc_resolve_unpack: Use PREFIX.
libgfortran/
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/reshape_generic.c,
intrinsics/spread_generic.c, intrinsics/transpose_generic.c,
intrinsics/unpack_generic.c, m4/cshift1.m4, m4/dotprod.m4,
m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4,
m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4,
m4/reshape.m4, m4/shape.m4, m4/transpose.m4: Use standard prefix
instead of "__".
* generated/*: Rebuild.
From-SVN: r92075
2004-12-13 03:47:58 +01:00
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eoshift0 (ret, array, *pshift, pbound, pdim ? *pdim : 1);
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2004-05-13 08:41:07 +02:00
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}
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2004-12-14 11:43:36 +01:00
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iresolve.c (gfc_resolve_all, [...]): Use PREFIX.
gcc/fortran/
* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
gfc_resolve_unpack: Use PREFIX.
libgfortran/
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/reshape_generic.c,
intrinsics/spread_generic.c, intrinsics/transpose_generic.c,
intrinsics/unpack_generic.c, m4/cshift1.m4, m4/dotprod.m4,
m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4,
m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4,
m4/reshape.m4, m4/shape.m4, m4/transpose.m4: Use standard prefix
instead of "__".
* generated/*: Rebuild.
From-SVN: r92075
2004-12-13 03:47:58 +01:00
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extern void eoshift0_8 (gfc_array_char *, const gfc_array_char *,
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const GFC_INTEGER_8 *, const char *,
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const GFC_INTEGER_8 *);
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export_proto(eoshift0_8);
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2004-05-13 08:41:07 +02:00
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void
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iresolve.c (gfc_resolve_all, [...]): Use PREFIX.
gcc/fortran/
* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
gfc_resolve_unpack: Use PREFIX.
libgfortran/
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/reshape_generic.c,
intrinsics/spread_generic.c, intrinsics/transpose_generic.c,
intrinsics/unpack_generic.c, m4/cshift1.m4, m4/dotprod.m4,
m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4,
m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4,
m4/reshape.m4, m4/shape.m4, m4/transpose.m4: Use standard prefix
instead of "__".
* generated/*: Rebuild.
From-SVN: r92075
2004-12-13 03:47:58 +01:00
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eoshift0_8 (gfc_array_char *ret, const gfc_array_char *array,
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const GFC_INTEGER_8 *pshift, const char *pbound,
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const GFC_INTEGER_8 *pdim)
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2004-05-13 08:41:07 +02:00
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{
|
iresolve.c (gfc_resolve_all, [...]): Use PREFIX.
gcc/fortran/
* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
gfc_resolve_unpack: Use PREFIX.
libgfortran/
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/reshape_generic.c,
intrinsics/spread_generic.c, intrinsics/transpose_generic.c,
intrinsics/unpack_generic.c, m4/cshift1.m4, m4/dotprod.m4,
m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4,
m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4,
m4/reshape.m4, m4/shape.m4, m4/transpose.m4: Use standard prefix
instead of "__".
* generated/*: Rebuild.
From-SVN: r92075
2004-12-13 03:47:58 +01:00
|
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eoshift0 (ret, array, *pshift, pbound, pdim ? *pdim : 1);
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2004-05-13 08:41:07 +02:00
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}
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2004-12-14 11:43:36 +01:00
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