5d7adf7a15
* generated/minval_r8.c: Regenerate. * generated/maxloc1_4_r8.c: Regenerate. * generated/minloc1_16_r16.c: Regenerate. * generated/sum_i8.c: Regenerate. * generated/eoshift3_4.c: Regenerate. * generated/any_l16.c: Regenerate. * generated/eoshift1_8.c: Regenerate. * generated/reshape_r16.c: Regenerate. * generated/product_r4.c: Regenerate. * generated/maxloc1_8_i4.c: Regenerate. * generated/maxloc0_4_r4.c: Regenerate. * generated/in_unpack_i8.c: Regenerate. * generated/minloc0_4_r16.c: Regenerate. * generated/reshape_c4.c: Regenerate. * generated/maxloc0_4_r16.c: Regenerate. * generated/minloc1_8_r16.c: Regenerate. * generated/maxloc1_8_r16.c: Regenerate. * generated/in_unpack_i16.c: Regenerate. * generated/maxloc0_8_i8.c: Regenerate. * generated/sum_r16.c: Regenerate. * generated/minloc1_4_r8.c: Regenerate. * generated/maxloc1_16_r16.c: Regenerate. * generated/minloc1_16_i4.c: Regenerate. * generated/maxloc1_16_i4.c: Regenerate. * generated/minloc0_16_i8.c: Regenerate. * generated/maxloc0_16_i8.c: Regenerate. * generated/maxval_r16.c: Regenerate. * generated/count_16_l16.c: Regenerate. * generated/count_8_l8.c: Regenerate. * generated/product_c10.c: Regenerate. * generated/minloc1_8_i4.c: Regenerate. * generated/minloc0_16_i16.c: Regenerate. * generated/eoshift1_16.c: Regenerate. * generated/minloc0_4_r4.c: Regenerate. * generated/product_c4.c: Regenerate. * generated/sum_r4.c: Regenerate. * generated/in_pack_c16.c: Regenerate. * generated/reshape_i4.c: Regenerate. * generated/minloc0_8_i8.c: Regenerate. * generated/minloc1_16_r10.c: Regenerate. * generated/in_pack_c4.c: Regenerate. * generated/all_l16.c: Regenerate. * generated/reshape_c16.c: Regenerate. * generated/maxloc1_8_r8.c: Regenerate. * generated/minval_i16.c: Regenerate. * generated/reshape_r10.c: Regenerate. * generated/maxval_i4.c: Regenerate. * generated/any_l4.c: Regenerate. * generated/minval_i8.c: Regenerate. * generated/maxloc1_4_i8.c: Regenerate. * generated/maxloc0_16_i16.c: Regenerate. * generated/maxloc0_8_r4.c: Regenerate. * generated/minloc1_4_i16.c: Regenerate. * generated/minloc0_4_r10.c: Regenerate. * generated/maxloc1_4_i16.c: Regenerate. * generated/minloc0_8_i16.c: Regenerate. * generated/maxloc0_4_r10.c: Regenerate. * generated/maxloc0_8_i16.c: Regenerate. * generated/minloc1_8_r10.c: Regenerate. * generated/product_i4.c: Regenerate. * generated/minloc0_16_r4.c: Regenerate. * generated/sum_c16.c: Regenerate. * generated/maxloc1_8_r10.c: Regenerate. * generated/maxloc0_16_r4.c: Regenerate. * generated/minloc1_16_r8.c: Regenerate. * generated/maxloc0_4_i4.c: Regenerate. * generated/maxloc1_16_r8.c: Regenerate. * generated/cshift1_4.c: Regenerate. * generated/sum_r10.c: Regenerate. * generated/sum_c4.c: Regenerate. * generated/maxloc1_16_r10.c: Regenerate. * generated/count_4_l16.c: Regenerate. * generated/in_pack_i4.c: Regenerate. * generated/minloc1_8_r8.c: Regenerate. * generated/count_4_l4.c: Regenerate. * generated/maxval_r10.c: Regenerate. * generated/minloc1_4_i8.c: Regenerate. * generated/in_unpack_c4.c: Regenerate. * generated/minloc0_8_r4.c: Regenerate. * generated/product_i16.c: Regenerate. * generated/minloc0_16_r16.c: Regenerate. * generated/reshape_r8.c: Regenerate. * generated/all_l4.c: Regenerate. * generated/in_pack_c10.c: Regenerate. * generated/minloc0_4_i4.c: Regenerate. * generated/reshape_c10.c: Regenerate. * generated/minval_r4.c: Regenerate. * generated/maxloc1_4_r4.c: Regenerate. * generated/sum_i4.c: Regenerate. * generated/count_16_l8.c: Regenerate. * generated/maxval_r8.c: Regenerate. * generated/eoshift1_4.c: Regenerate. * generated/eoshift3_8.c: Regenerate. * generated/minval_r16.c: Regenerate. * generated/product_r8.c: Regenerate. * generated/maxloc1_8_i8.c: Regenerate. * generated/maxloc0_4_r8.c: Regenerate. * generated/maxloc0_16_r16.c: Regenerate. * generated/in_unpack_i4.c: Regenerate. * generated/sum_c10.c: Regenerate. * generated/minloc1_4_r16.c: Regenerate. * generated/maxloc1_4_r16.c: Regenerate. * generated/in_unpack_c16.c: Regenerate. * generated/minloc0_8_r16.c: Regenerate. * generated/reshape_c8.c: Regenerate. * generated/maxloc0_8_r16.c: Regenerate. * generated/maxloc0_8_i4.c: Regenerate. * generated/minloc1_4_r4.c: Regenerate. * generated/minloc0_16_i4.c: Regenerate. * generated/maxloc0_16_i4.c: Regenerate. * generated/minloc1_16_i8.c: Regenerate. * generated/maxloc1_16_i8.c: Regenerate. * generated/count_8_l4.c: Regenerate. * generated/minloc0_16_r10.c: Regenerate. * generated/minloc1_8_i8.c: Regenerate. * generated/minloc0_4_r8.c: Regenerate. * generated/product_r16.c: Regenerate. * generated/product_c8.c: Regenerate. * generated/sum_r8.c: Regenerate. * generated/in_pack_i16.c: Regenerate. * generated/minloc0_8_i4.c: Regenerate. * generated/minloc1_16_i16.c: Regenerate. * generated/reshape_i8.c: Regenerate. * generated/in_pack_c8.c: Regenerate. * generated/maxloc1_8_r4.c: Regenerate. * generated/reshape_i16.c: Regenerate. * generated/minval_r10.c: Regenerate. * generated/minval_i4.c: Regenerate. * generated/maxloc1_4_i4.c: Regenerate. * generated/maxval_i8.c: Regenerate. * generated/eoshift3_16.c: Regenerate. * generated/any_l8.c: Regenerate. * generated/maxloc0_16_r10.c: Regenerate. * generated/minloc0_4_i16.c: Regenerate. * generated/maxloc0_8_r8.c: Regenerate. * generated/maxloc0_4_i16.c: Regenerate. * generated/minloc1_4_r10.c: Regenerate. * generated/minloc1_8_i16.c: Regenerate. * generated/maxloc1_4_r10.c: Regenerate. * generated/minloc0_8_r10.c: Regenerate. * generated/maxloc1_8_i16.c: Regenerate. * generated/in_unpack_c10.c: Regenerate. * generated/maxloc0_8_r10.c: Regenerate. * generated/minloc1_16_r4.c: Regenerate. * generated/maxloc1_16_r4.c: Regenerate. * generated/minloc0_16_r8.c: Regenerate. * generated/product_i8.c: Regenerate. * generated/maxloc0_16_r8.c: Regenerate. * generated/sum_i16.c: Regenerate. * generated/maxloc0_4_i8.c: Regenerate. * generated/cshift1_8.c: Regenerate. * generated/maxloc1_16_i16.c: Regenerate. * generated/minloc1_8_r4.c: Regenerate. * generated/sum_c8.c: Regenerate. * generated/count_8_l16.c: Regenerate. * generated/in_pack_i8.c: Regenerate. * generated/maxval_i16.c: Regenerate. * generated/count_4_l8.c: Regenerate. * generated/minloc1_4_i4.c: Regenerate. * generated/product_c16.c: Regenerate. * generated/reshape_r4.c: Regenerate. * generated/minloc0_8_r8.c: Regenerate. * generated/in_unpack_c8.c: Regenerate. * generated/product_r10.c: Regenerate. * generated/cshift1_16.c: Regenerate. * generated/all_l8.c: Regenerate. * generated/minloc0_4_i8.c: Regenerate. * generated/maxval_r4.c: Regenerate. * generated/count_16_l4.c: Regenerate. From-SVN: r117904
282 lines
7.5 KiB
C
282 lines
7.5 KiB
C
/* Implementation of the EOSHIFT intrinsic
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Copyright 2002, 2005 Free Software Foundation, Inc.
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Contributed by Paul Brook <paul@nowt.org>
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This file is part of the GNU Fortran 95 runtime library (libgfortran).
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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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License as published by the Free Software Foundation; either
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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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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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GNU General Public License for more details.
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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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write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, 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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#if defined (HAVE_GFC_INTEGER_4)
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static void
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eoshift3 (gfc_array_char * const restrict ret,
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const gfc_array_char * const restrict array,
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const gfc_array_i4 * const restrict h,
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const gfc_array_char * const restrict bound,
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const GFC_INTEGER_4 * const restrict pwhich,
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index_type size, char filler)
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{
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/* r.* indicates the return array. */
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index_type rstride[GFC_MAX_DIMENSIONS];
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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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index_type sstride[GFC_MAX_DIMENSIONS];
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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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/* h.* indicates the shift array. */
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index_type hstride[GFC_MAX_DIMENSIONS];
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index_type hstride0;
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const GFC_INTEGER_4 *hptr;
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/* b.* indicates the bound array. */
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index_type bstride[GFC_MAX_DIMENSIONS];
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index_type bstride0;
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const char *bptr;
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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 dim;
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index_type len;
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index_type n;
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int which;
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GFC_INTEGER_4 sh;
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GFC_INTEGER_4 delta;
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/* The compiler cannot figure out that these are set, initialize
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them to avoid warnings. */
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len = 0;
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soffset = 0;
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roffset = 0;
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if (pwhich)
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which = *pwhich - 1;
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else
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which = 0;
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if (ret->data == NULL)
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{
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int i;
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ret->data = internal_malloc_size (size * size0 ((array_t *)array));
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ret->offset = 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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extent[0] = 1;
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count[0] = 0;
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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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hstride[n] = h->dim[n].stride;
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if (bound)
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bstride[n] = bound->dim[n].stride * size;
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else
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bstride[n] = 0;
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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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if (hstride[0] == 0)
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hstride[0] = 1;
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if (bound && bstride[0] == 0)
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bstride[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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hstride0 = hstride[0];
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bstride0 = bstride[0];
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rptr = ret->data;
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sptr = array->data;
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hptr = h->data;
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if (bound)
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bptr = bound->data;
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else
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bptr = NULL;
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while (rptr)
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{
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/* Do the shift for this dimension. */
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sh = *hptr;
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if (( sh >= 0 ? sh : -sh ) > len)
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{
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delta = len;
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sh = len;
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}
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else
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delta = (sh >= 0) ? sh: -sh;
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if (sh > 0)
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{
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src = &sptr[delta * 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[delta * roffset];
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}
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for (n = 0; n < len - delta; 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 (sh < 0)
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dest = rptr;
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n = delta;
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if (bptr)
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while (n--)
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{
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memcpy (dest, bptr, size);
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dest += roffset;
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}
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else
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while (n--)
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{
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memset (dest, filler, 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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hptr += hstride0;
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bptr += bstride0;
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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 probably 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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hptr -= hstride[n] * extent[n];
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bptr -= bstride[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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hptr += hstride[n];
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bptr += bstride[n];
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}
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}
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}
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}
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extern void eoshift3_4 (gfc_array_char * const restrict,
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const gfc_array_char * const restrict,
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const gfc_array_i4 * const restrict,
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const gfc_array_char * const restrict,
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const GFC_INTEGER_4 *);
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export_proto(eoshift3_4);
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void
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eoshift3_4 (gfc_array_char * const restrict ret,
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const gfc_array_char * const restrict array,
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const gfc_array_i4 * const restrict h,
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const gfc_array_char * const restrict bound,
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const GFC_INTEGER_4 * const restrict pwhich)
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{
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eoshift3 (ret, array, h, bound, pwhich, GFC_DESCRIPTOR_SIZE (array), 0);
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}
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extern void eoshift3_4_char (gfc_array_char * const restrict,
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GFC_INTEGER_4,
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const gfc_array_char * const restrict,
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const gfc_array_i4 * const restrict,
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const gfc_array_char * const restrict,
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const GFC_INTEGER_4 * const restrict,
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GFC_INTEGER_4, GFC_INTEGER_4);
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export_proto(eoshift3_4_char);
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void
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eoshift3_4_char (gfc_array_char * const restrict ret,
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GFC_INTEGER_4 ret_length __attribute__((unused)),
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const gfc_array_char * const restrict array,
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const gfc_array_i4 * const restrict h,
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const gfc_array_char * const restrict bound,
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const GFC_INTEGER_4 * const restrict pwhich,
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GFC_INTEGER_4 array_length,
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GFC_INTEGER_4 bound_length __attribute__((unused)))
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{
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eoshift3 (ret, array, h, bound, pwhich, array_length, ' ');
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}
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#endif
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