da96f5ab49
2008-05-04 Thomas Koenig <tkoenig@gcc.gnu.org> PR libfortran/35995 * m4/ifunction_logical.m4: If the extent of "array" is less than zero, set it to zero. Use an explicit flag for breaking out of the main loop to avoid, because the data pointer for "array" may be NULL for an empty array. * m4/ifunction.m4: Likewise. * generated/all_l1.c: Regenerated. * generated/all_l16.c: Regenerated. * generated/all_l2.c: Regenerated. * generated/all_l4.c: Regenerated. * generated/all_l8.c: Regenerated. * generated/any_l1.c: Regenerated. * generated/any_l16.c: Regenerated. * generated/any_l2.c: Regenerated. * generated/any_l4.c: Regenerated. * generated/any_l8.c: Regenerated. * generated/count_16_l.c: Regenerated. * generated/count_1_l.c: Regenerated. * generated/count_2_l.c: Regenerated. * generated/count_4_l.c: Regenerated. * generated/count_8_l.c: Regenerated. * generated/maxloc1_16_i1.c: Regenerated. * generated/maxloc1_16_i16.c: Regenerated. * generated/maxloc1_16_i2.c: Regenerated. * generated/maxloc1_16_i4.c: Regenerated. * generated/maxloc1_16_i8.c: Regenerated. * generated/maxloc1_16_r10.c: Regenerated. * generated/maxloc1_16_r16.c: Regenerated. * generated/maxloc1_16_r4.c: Regenerated. * generated/maxloc1_16_r8.c: Regenerated. * generated/maxloc1_4_i1.c: Regenerated. * generated/maxloc1_4_i16.c: Regenerated. * generated/maxloc1_4_i2.c: Regenerated. * generated/maxloc1_4_i4.c: Regenerated. * generated/maxloc1_4_i8.c: Regenerated. * generated/maxloc1_4_r10.c: Regenerated. * generated/maxloc1_4_r16.c: Regenerated. * generated/maxloc1_4_r4.c: Regenerated. * generated/maxloc1_4_r8.c: Regenerated. * generated/maxloc1_8_i1.c: Regenerated. * generated/maxloc1_8_i16.c: Regenerated. * generated/maxloc1_8_i2.c: Regenerated. * generated/maxloc1_8_i4.c: Regenerated. * generated/maxloc1_8_i8.c: Regenerated. * generated/maxloc1_8_r10.c: Regenerated. * generated/maxloc1_8_r16.c: Regenerated. * generated/maxloc1_8_r4.c: Regenerated. * generated/maxloc1_8_r8.c: Regenerated. * generated/maxval_i1.c: Regenerated. * generated/maxval_i16.c: Regenerated. * generated/maxval_i2.c: Regenerated. * generated/maxval_i4.c: Regenerated. * generated/maxval_i8.c: Regenerated. * generated/maxval_r10.c: Regenerated. * generated/maxval_r16.c: Regenerated. * generated/maxval_r4.c: Regenerated. * generated/maxval_r8.c: Regenerated. * generated/minloc1_16_i1.c: Regenerated. * generated/minloc1_16_i16.c: Regenerated. * generated/minloc1_16_i2.c: Regenerated. * generated/minloc1_16_i4.c: Regenerated. * generated/minloc1_16_i8.c: Regenerated. * generated/minloc1_16_r10.c: Regenerated. * generated/minloc1_16_r16.c: Regenerated. * generated/minloc1_16_r4.c: Regenerated. * generated/minloc1_16_r8.c: Regenerated. * generated/minloc1_4_i1.c: Regenerated. * generated/minloc1_4_i16.c: Regenerated. * generated/minloc1_4_i2.c: Regenerated. * generated/minloc1_4_i4.c: Regenerated. * generated/minloc1_4_i8.c: Regenerated. * generated/minloc1_4_r10.c: Regenerated. * generated/minloc1_4_r16.c: Regenerated. * generated/minloc1_4_r4.c: Regenerated. * generated/minloc1_4_r8.c: Regenerated. * generated/minloc1_8_i1.c: Regenerated. * generated/minloc1_8_i16.c: Regenerated. * generated/minloc1_8_i2.c: Regenerated. * generated/minloc1_8_i4.c: Regenerated. * generated/minloc1_8_i8.c: Regenerated. * generated/minloc1_8_r10.c: Regenerated. * generated/minloc1_8_r16.c: Regenerated. * generated/minloc1_8_r4.c: Regenerated. * generated/minloc1_8_r8.c: Regenerated. * generated/minval_i1.c: Regenerated. * generated/minval_i16.c: Regenerated. * generated/minval_i2.c: Regenerated. * generated/minval_i4.c: Regenerated. * generated/minval_i8.c: Regenerated. * generated/minval_r10.c: Regenerated. * generated/minval_r16.c: Regenerated. * generated/minval_r4.c: Regenerated. * generated/minval_r8.c: Regenerated. * generated/product_c10.c: Regenerated. * generated/product_c16.c: Regenerated. * generated/product_c4.c: Regenerated. * generated/product_c8.c: Regenerated. * generated/product_i1.c: Regenerated. * generated/product_i16.c: Regenerated. * generated/product_i2.c: Regenerated. * generated/product_i4.c: Regenerated. * generated/product_i8.c: Regenerated. * generated/product_r10.c: Regenerated. * generated/product_r16.c: Regenerated. * generated/product_r4.c: Regenerated. * generated/product_r8.c: Regenerated. * generated/sum_c10.c: Regenerated. * generated/sum_c16.c: Regenerated. * generated/sum_c4.c: Regenerated. * generated/sum_c8.c: Regenerated. * generated/sum_i1.c: Regenerated. * generated/sum_i16.c: Regenerated. * generated/sum_i2.c: Regenerated. * generated/sum_i4.c: Regenerated. * generated/sum_i8.c: Regenerated. * generated/sum_r10.c: Regenerated. * generated/sum_r16.c: Regenerated. * generated/sum_r4.c: Regenerated. * generated/sum_r8.c: Regenerated. 2008-05-04 Thomas Koenig <tkoenig@gcc.gnu.org> PR libfortran/35995 * gfortran.dg/intrinsic_ifunction_1.f90: New test case. From-SVN: r134934
563 lines
14 KiB
C
563 lines
14 KiB
C
/* Implementation of the MINLOC intrinsic
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Copyright 2002, 2007 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 "libgfortran.h"
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#include <stdlib.h>
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#include <assert.h>
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#include <limits.h>
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#if defined (HAVE_GFC_INTEGER_2) && defined (HAVE_GFC_INTEGER_16)
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extern void minloc1_16_i2 (gfc_array_i16 * const restrict,
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gfc_array_i2 * const restrict, const index_type * const restrict);
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export_proto(minloc1_16_i2);
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void
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minloc1_16_i2 (gfc_array_i16 * const restrict retarray,
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gfc_array_i2 * const restrict array,
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const index_type * const restrict pdim)
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{
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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 sstride[GFC_MAX_DIMENSIONS];
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index_type dstride[GFC_MAX_DIMENSIONS];
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const GFC_INTEGER_2 * restrict base;
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GFC_INTEGER_16 * restrict dest;
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index_type rank;
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index_type n;
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index_type len;
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index_type delta;
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index_type dim;
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int continue_loop;
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/* Make dim zero based to avoid confusion. */
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dim = (*pdim) - 1;
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rank = GFC_DESCRIPTOR_RANK (array) - 1;
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len = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
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if (len < 0)
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len = 0;
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delta = array->dim[dim].stride;
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for (n = 0; n < dim; n++)
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{
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sstride[n] = array->dim[n].stride;
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extent[n] = array->dim[n].ubound + 1 - array->dim[n].lbound;
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if (extent[n] < 0)
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extent[n] = 0;
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}
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for (n = dim; n < rank; n++)
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{
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sstride[n] = array->dim[n + 1].stride;
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extent[n] =
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array->dim[n + 1].ubound + 1 - array->dim[n + 1].lbound;
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if (extent[n] < 0)
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extent[n] = 0;
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}
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if (retarray->data == NULL)
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{
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size_t alloc_size;
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for (n = 0; n < rank; n++)
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{
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retarray->dim[n].lbound = 0;
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retarray->dim[n].ubound = extent[n]-1;
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if (n == 0)
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retarray->dim[n].stride = 1;
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else
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retarray->dim[n].stride = retarray->dim[n-1].stride * extent[n-1];
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}
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retarray->offset = 0;
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retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
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alloc_size = sizeof (GFC_INTEGER_16) * retarray->dim[rank-1].stride
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* extent[rank-1];
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if (alloc_size == 0)
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{
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/* Make sure we have a zero-sized array. */
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retarray->dim[0].lbound = 0;
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retarray->dim[0].ubound = -1;
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return;
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}
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else
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retarray->data = internal_malloc_size (alloc_size);
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}
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else
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{
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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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" MINLOC intrinsic: is %ld, should be %ld",
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(long int) (GFC_DESCRIPTOR_RANK (retarray)),
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(long int) rank);
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if (compile_options.bounds_check)
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{
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for (n=0; n < rank; n++)
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{
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index_type ret_extent;
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ret_extent = retarray->dim[n].ubound + 1
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- retarray->dim[n].lbound;
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if (extent[n] != ret_extent)
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runtime_error ("Incorrect extent in return value of"
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" MINLOC intrinsic in dimension %ld:"
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" is %ld, should be %ld", (long int) n + 1,
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(long int) ret_extent, (long int) extent[n]);
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}
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}
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}
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for (n = 0; n < rank; n++)
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{
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count[n] = 0;
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dstride[n] = retarray->dim[n].stride;
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if (extent[n] <= 0)
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len = 0;
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}
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base = array->data;
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dest = retarray->data;
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continue_loop = 1;
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while (continue_loop)
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{
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const GFC_INTEGER_2 * restrict src;
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GFC_INTEGER_16 result;
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src = base;
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{
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GFC_INTEGER_2 minval;
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minval = GFC_INTEGER_2_HUGE;
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result = 0;
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if (len <= 0)
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*dest = 0;
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else
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{
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for (n = 0; n < len; n++, src += delta)
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{
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if (*src < minval || !result)
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{
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minval = *src;
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result = (GFC_INTEGER_16)n + 1;
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}
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}
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*dest = result;
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}
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}
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/* Advance to the next element. */
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count[0]++;
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base += sstride[0];
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dest += dstride[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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base -= sstride[n] * extent[n];
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dest -= dstride[n] * extent[n];
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n++;
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if (n == rank)
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{
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/* Break out of the look. */
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continue_loop = 0;
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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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base += sstride[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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extern void mminloc1_16_i2 (gfc_array_i16 * const restrict,
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gfc_array_i2 * const restrict, const index_type * const restrict,
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gfc_array_l1 * const restrict);
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export_proto(mminloc1_16_i2);
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void
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mminloc1_16_i2 (gfc_array_i16 * const restrict retarray,
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gfc_array_i2 * const restrict array,
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const index_type * const restrict pdim,
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gfc_array_l1 * const restrict mask)
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{
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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 sstride[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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GFC_INTEGER_16 * restrict dest;
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const GFC_INTEGER_2 * restrict base;
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const GFC_LOGICAL_1 * restrict mbase;
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int rank;
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int dim;
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index_type n;
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index_type len;
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index_type delta;
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index_type mdelta;
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int mask_kind;
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dim = (*pdim) - 1;
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rank = GFC_DESCRIPTOR_RANK (array) - 1;
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len = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
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if (len <= 0)
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return;
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mbase = mask->data;
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mask_kind = GFC_DESCRIPTOR_SIZE (mask);
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if (mask_kind == 1 || mask_kind == 2 || mask_kind == 4 || mask_kind == 8
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#ifdef HAVE_GFC_LOGICAL_16
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|| mask_kind == 16
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#endif
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)
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mbase = GFOR_POINTER_TO_L1 (mbase, mask_kind);
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else
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runtime_error ("Funny sized logical array");
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delta = array->dim[dim].stride;
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mdelta = mask->dim[dim].stride * mask_kind;
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for (n = 0; n < dim; n++)
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{
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sstride[n] = array->dim[n].stride;
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mstride[n] = mask->dim[n].stride * mask_kind;
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extent[n] = array->dim[n].ubound + 1 - array->dim[n].lbound;
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if (extent[n] < 0)
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extent[n] = 0;
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}
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for (n = dim; n < rank; n++)
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{
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sstride[n] = array->dim[n + 1].stride;
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mstride[n] = mask->dim[n + 1].stride * mask_kind;
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extent[n] =
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array->dim[n + 1].ubound + 1 - array->dim[n + 1].lbound;
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if (extent[n] < 0)
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extent[n] = 0;
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}
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if (retarray->data == NULL)
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{
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size_t alloc_size;
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for (n = 0; n < rank; n++)
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{
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retarray->dim[n].lbound = 0;
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retarray->dim[n].ubound = extent[n]-1;
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if (n == 0)
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retarray->dim[n].stride = 1;
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else
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retarray->dim[n].stride = retarray->dim[n-1].stride * extent[n-1];
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}
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alloc_size = sizeof (GFC_INTEGER_16) * retarray->dim[rank-1].stride
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* extent[rank-1];
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retarray->offset = 0;
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retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
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if (alloc_size == 0)
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{
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/* Make sure we have a zero-sized array. */
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retarray->dim[0].lbound = 0;
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retarray->dim[0].ubound = -1;
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return;
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}
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else
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retarray->data = internal_malloc_size (alloc_size);
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}
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else
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{
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if (rank != GFC_DESCRIPTOR_RANK (retarray))
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runtime_error ("rank of return array incorrect in MINLOC intrinsic");
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if (compile_options.bounds_check)
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{
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for (n=0; n < rank; n++)
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{
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index_type ret_extent;
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ret_extent = retarray->dim[n].ubound + 1
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- retarray->dim[n].lbound;
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if (extent[n] != ret_extent)
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runtime_error ("Incorrect extent in return value of"
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" MINLOC intrinsic in dimension %ld:"
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" is %ld, should be %ld", (long int) n + 1,
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(long int) ret_extent, (long int) extent[n]);
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}
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for (n=0; n<= rank; n++)
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{
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index_type mask_extent, array_extent;
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array_extent = array->dim[n].ubound + 1 - array->dim[n].lbound;
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mask_extent = mask->dim[n].ubound + 1 - mask->dim[n].lbound;
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if (array_extent != mask_extent)
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runtime_error ("Incorrect extent in MASK argument of"
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" MINLOC intrinsic in dimension %ld:"
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" is %ld, should be %ld", (long int) n + 1,
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(long int) mask_extent, (long int) array_extent);
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}
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}
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}
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for (n = 0; n < rank; n++)
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{
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count[n] = 0;
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dstride[n] = retarray->dim[n].stride;
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if (extent[n] <= 0)
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return;
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}
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dest = retarray->data;
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base = array->data;
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while (base)
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{
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const GFC_INTEGER_2 * restrict src;
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const GFC_LOGICAL_1 * restrict msrc;
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GFC_INTEGER_16 result;
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src = base;
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msrc = mbase;
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{
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GFC_INTEGER_2 minval;
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minval = GFC_INTEGER_2_HUGE;
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result = 0;
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if (len <= 0)
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*dest = 0;
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else
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{
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for (n = 0; n < len; n++, src += delta, msrc += mdelta)
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{
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if (*msrc && (*src < minval || !result))
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{
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minval = *src;
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result = (GFC_INTEGER_16)n + 1;
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}
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}
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*dest = result;
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}
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}
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/* Advance to the next element. */
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count[0]++;
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base += sstride[0];
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mbase += mstride[0];
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dest += dstride[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. */
|
|
base -= sstride[n] * extent[n];
|
|
mbase -= mstride[n] * extent[n];
|
|
dest -= dstride[n] * extent[n];
|
|
n++;
|
|
if (n == rank)
|
|
{
|
|
/* Break out of the look. */
|
|
base = NULL;
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
count[n]++;
|
|
base += sstride[n];
|
|
mbase += mstride[n];
|
|
dest += dstride[n];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
extern void sminloc1_16_i2 (gfc_array_i16 * const restrict,
|
|
gfc_array_i2 * const restrict, const index_type * const restrict,
|
|
GFC_LOGICAL_4 *);
|
|
export_proto(sminloc1_16_i2);
|
|
|
|
void
|
|
sminloc1_16_i2 (gfc_array_i16 * const restrict retarray,
|
|
gfc_array_i2 * const restrict array,
|
|
const index_type * const restrict pdim,
|
|
GFC_LOGICAL_4 * mask)
|
|
{
|
|
index_type count[GFC_MAX_DIMENSIONS];
|
|
index_type extent[GFC_MAX_DIMENSIONS];
|
|
index_type sstride[GFC_MAX_DIMENSIONS];
|
|
index_type dstride[GFC_MAX_DIMENSIONS];
|
|
GFC_INTEGER_16 * restrict dest;
|
|
index_type rank;
|
|
index_type n;
|
|
index_type dim;
|
|
|
|
|
|
if (*mask)
|
|
{
|
|
minloc1_16_i2 (retarray, array, pdim);
|
|
return;
|
|
}
|
|
/* Make dim zero based to avoid confusion. */
|
|
dim = (*pdim) - 1;
|
|
rank = GFC_DESCRIPTOR_RANK (array) - 1;
|
|
|
|
for (n = 0; n < dim; n++)
|
|
{
|
|
sstride[n] = array->dim[n].stride;
|
|
extent[n] = array->dim[n].ubound + 1 - array->dim[n].lbound;
|
|
|
|
if (extent[n] <= 0)
|
|
extent[n] = 0;
|
|
}
|
|
|
|
for (n = dim; n < rank; n++)
|
|
{
|
|
sstride[n] = array->dim[n + 1].stride;
|
|
extent[n] =
|
|
array->dim[n + 1].ubound + 1 - array->dim[n + 1].lbound;
|
|
|
|
if (extent[n] <= 0)
|
|
extent[n] = 0;
|
|
}
|
|
|
|
if (retarray->data == NULL)
|
|
{
|
|
size_t alloc_size;
|
|
|
|
for (n = 0; n < rank; n++)
|
|
{
|
|
retarray->dim[n].lbound = 0;
|
|
retarray->dim[n].ubound = extent[n]-1;
|
|
if (n == 0)
|
|
retarray->dim[n].stride = 1;
|
|
else
|
|
retarray->dim[n].stride = retarray->dim[n-1].stride * extent[n-1];
|
|
}
|
|
|
|
retarray->offset = 0;
|
|
retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank;
|
|
|
|
alloc_size = sizeof (GFC_INTEGER_16) * retarray->dim[rank-1].stride
|
|
* extent[rank-1];
|
|
|
|
if (alloc_size == 0)
|
|
{
|
|
/* Make sure we have a zero-sized array. */
|
|
retarray->dim[0].lbound = 0;
|
|
retarray->dim[0].ubound = -1;
|
|
return;
|
|
}
|
|
else
|
|
retarray->data = internal_malloc_size (alloc_size);
|
|
}
|
|
else
|
|
{
|
|
if (rank != GFC_DESCRIPTOR_RANK (retarray))
|
|
runtime_error ("rank of return array incorrect in"
|
|
" MINLOC intrinsic: is %ld, should be %ld",
|
|
(long int) (GFC_DESCRIPTOR_RANK (retarray)),
|
|
(long int) rank);
|
|
|
|
if (compile_options.bounds_check)
|
|
{
|
|
for (n=0; n < rank; n++)
|
|
{
|
|
index_type ret_extent;
|
|
|
|
ret_extent = retarray->dim[n].ubound + 1
|
|
- retarray->dim[n].lbound;
|
|
if (extent[n] != ret_extent)
|
|
runtime_error ("Incorrect extent in return value of"
|
|
" MINLOC intrinsic in dimension %ld:"
|
|
" is %ld, should be %ld", (long int) n + 1,
|
|
(long int) ret_extent, (long int) extent[n]);
|
|
}
|
|
}
|
|
}
|
|
|
|
for (n = 0; n < rank; n++)
|
|
{
|
|
count[n] = 0;
|
|
dstride[n] = retarray->dim[n].stride;
|
|
}
|
|
|
|
dest = retarray->data;
|
|
|
|
while(1)
|
|
{
|
|
*dest = 0;
|
|
count[0]++;
|
|
dest += dstride[0];
|
|
n = 0;
|
|
while (count[n] == extent[n])
|
|
{
|
|
/* When we get to the end of a dimension, reset it and increment
|
|
the next dimension. */
|
|
count[n] = 0;
|
|
/* We could precalculate these products, but this is a less
|
|
frequently used path so probably not worth it. */
|
|
dest -= dstride[n] * extent[n];
|
|
n++;
|
|
if (n == rank)
|
|
return;
|
|
else
|
|
{
|
|
count[n]++;
|
|
dest += dstride[n];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif
|