b573f93198
2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/54613 * check.c (gfc_check_minmaxloc): Remove error for BACK not being implemented. Use gfc_logical_4_kind for BACK. * simplify.c (min_max_choose): Add optional argument back_val. Handle it. (simplify_minmaxloc_to_scalar): Add argument back_val. Pass back_val to min_max_choose. (simplify_minmaxloc_to_nodim): Likewise. (simplify_minmaxloc_to_array): Likewise. (gfc_simplify_minmaxloc): Add argument back, handle it. Pass back_val to specific simplification functions. (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back, pass it on to gfc_simplify_minmaxloc. (gfc_simplify_maxloc): Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust comment. If BACK is true, use greater or equal (or lesser or equal) insteal of greater (or lesser). Mark the condition of having found a value which exceeds the limit as unlikely. 2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/54613 * m4/iforeach-s.m4: Remove assertion that back is zero. * m4/iforeach.m4: Likewise. Remove leading 'do' before implementation start. * m4/ifunction-s.m4: Remove assertion that back is zero. * m4/ifunction.m4: Likewise. Remove for loop if HAVE_BACK_ARG is defined. * m4/maxloc0.m4: Reorganize loops. Split loops between >= and =, depending if back is true. Mark the condition of having found a value which exceeds the limit as unlikely. * m4/minloc0.m4: Likewise. * m4/maxloc1.m4: Likewise. * m4/minloc1.m4: Likewise. * m4/maxloc1s.m4: Handle back argument. * m4/minloc1s.m4: Likewise. * m4/maxloc2s.m4: Remove assertion that back is zero. Remove special handling of loop start. Handle back argument. * m4/minloc2s.m4: Likewise. * generated/iall_i1.c: Regenerated. * generated/iall_i16.c: Regenerated. * generated/iall_i2.c: Regenerated. * generated/iall_i4.c: Regenerated. * generated/iall_i8.c: Regenerated. * generated/iany_i1.c: Regenerated. * generated/iany_i16.c: Regenerated. * generated/iany_i2.c: Regenerated. * generated/iany_i4.c: Regenerated. * generated/iany_i8.c: Regenerated. * generated/iparity_i1.c: Regenerated. * generated/iparity_i16.c: Regenerated. * generated/iparity_i2.c: Regenerated. * generated/iparity_i4.c: Regenerated. * generated/iparity_i8.c: Regenerated. * generated/maxloc0_16_i1.c: Regenerated. * generated/maxloc0_16_i16.c: Regenerated. * generated/maxloc0_16_i2.c: Regenerated. * generated/maxloc0_16_i4.c: Regenerated. * generated/maxloc0_16_i8.c: Regenerated. * generated/maxloc0_16_r10.c: Regenerated. * generated/maxloc0_16_r16.c: Regenerated. * generated/maxloc0_16_r4.c: Regenerated. * generated/maxloc0_16_r8.c: Regenerated. * generated/maxloc0_16_s1.c: Regenerated. * generated/maxloc0_16_s4.c: Regenerated. * generated/maxloc0_4_i1.c: Regenerated. * generated/maxloc0_4_i16.c: Regenerated. * generated/maxloc0_4_i2.c: Regenerated. * generated/maxloc0_4_i4.c: Regenerated. * generated/maxloc0_4_i8.c: Regenerated. * generated/maxloc0_4_r10.c: Regenerated. * generated/maxloc0_4_r16.c: Regenerated. * generated/maxloc0_4_r4.c: Regenerated. * generated/maxloc0_4_r8.c: Regenerated. * generated/maxloc0_4_s1.c: Regenerated. * generated/maxloc0_4_s4.c: Regenerated. * generated/maxloc0_8_i1.c: Regenerated. * generated/maxloc0_8_i16.c: Regenerated. * generated/maxloc0_8_i2.c: Regenerated. * generated/maxloc0_8_i4.c: Regenerated. * generated/maxloc0_8_i8.c: Regenerated. * generated/maxloc0_8_r10.c: Regenerated. * generated/maxloc0_8_r16.c: Regenerated. * generated/maxloc0_8_r4.c: Regenerated. * generated/maxloc0_8_r8.c: Regenerated. * generated/maxloc0_8_s1.c: Regenerated. * generated/maxloc0_8_s4.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_16_s1.c: Regenerated. * generated/maxloc1_16_s4.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_4_s1.c: Regenerated. * generated/maxloc1_4_s4.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/maxloc1_8_s1.c: Regenerated. * generated/maxloc1_8_s4.c: Regenerated. * generated/maxloc2_16_s1.c: Regenerated. * generated/maxloc2_16_s4.c: Regenerated. * generated/maxloc2_4_s1.c: Regenerated. * generated/maxloc2_4_s4.c: Regenerated. * generated/maxloc2_8_s1.c: Regenerated. * generated/maxloc2_8_s4.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/minloc0_16_i1.c: Regenerated. * generated/minloc0_16_i16.c: Regenerated. * generated/minloc0_16_i2.c: Regenerated. * generated/minloc0_16_i4.c: Regenerated. * generated/minloc0_16_i8.c: Regenerated. * generated/minloc0_16_r10.c: Regenerated. * generated/minloc0_16_r16.c: Regenerated. * generated/minloc0_16_r4.c: Regenerated. * generated/minloc0_16_r8.c: Regenerated. * generated/minloc0_16_s1.c: Regenerated. * generated/minloc0_16_s4.c: Regenerated. * generated/minloc0_4_i1.c: Regenerated. * generated/minloc0_4_i16.c: Regenerated. * generated/minloc0_4_i2.c: Regenerated. * generated/minloc0_4_i4.c: Regenerated. * generated/minloc0_4_i8.c: Regenerated. * generated/minloc0_4_r10.c: Regenerated. * generated/minloc0_4_r16.c: Regenerated. * generated/minloc0_4_r4.c: Regenerated. * generated/minloc0_4_r8.c: Regenerated. * generated/minloc0_4_s1.c: Regenerated. * generated/minloc0_4_s4.c: Regenerated. * generated/minloc0_8_i1.c: Regenerated. * generated/minloc0_8_i16.c: Regenerated. * generated/minloc0_8_i2.c: Regenerated. * generated/minloc0_8_i4.c: Regenerated. * generated/minloc0_8_i8.c: Regenerated. * generated/minloc0_8_r10.c: Regenerated. * generated/minloc0_8_r16.c: Regenerated. * generated/minloc0_8_r4.c: Regenerated. * generated/minloc0_8_r8.c: Regenerated. * generated/minloc0_8_s1.c: Regenerated. * generated/minloc0_8_s4.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_16_s1.c: Regenerated. * generated/minloc1_16_s4.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_4_s1.c: Regenerated. * generated/minloc1_4_s4.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/minloc1_8_s1.c: Regenerated. * generated/minloc1_8_s4.c: Regenerated. * generated/minloc2_16_s1.c: Regenerated. * generated/minloc2_16_s4.c: Regenerated. * generated/minloc2_4_s1.c: Regenerated. * generated/minloc2_4_s4.c: Regenerated. * generated/minloc2_8_s1.c: Regenerated. * generated/minloc2_8_s4.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/norm2_r10.c: Regenerated. * generated/norm2_r16.c: Regenerated. * generated/norm2_r4.c: Regenerated. * generated/norm2_r8.c: Regenerated. * generated/parity_l1.c: Regenerated. * generated/parity_l16.c: Regenerated. * generated/parity_l2.c: Regenerated. * generated/parity_l4.c: Regenerated. * generated/parity_l8.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. 2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/54613 * gfortran.dg/minmaxloc_12.f90: New test case. * gfortran.dg/minmaxloc_13.f90: New test case. From-SVN: r260023
164 lines
4.2 KiB
C
164 lines
4.2 KiB
C
/* Implementation of the MINLOC intrinsic
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Copyright (C) 2017-2018 Free Software Foundation, Inc.
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Contributed by Thomas Koenig
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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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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 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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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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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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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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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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<http://www.gnu.org/licenses/>. */
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#include "libgfortran.h"
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#if defined (HAVE_GFC_INTEGER_1) && defined (HAVE_GFC_INTEGER_16)
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static inline int
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compare_fcn (const GFC_INTEGER_1 *a, const GFC_INTEGER_1 *b, gfc_charlen_type n)
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{
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if (sizeof (GFC_INTEGER_1) == 1)
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return memcmp (a, b, n);
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else
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return memcmp_char4 (a, b, n);
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}
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extern GFC_INTEGER_16 minloc2_16_s1 (gfc_array_s1 * const restrict, GFC_LOGICAL_4 back,
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gfc_charlen_type);
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export_proto(minloc2_16_s1);
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GFC_INTEGER_16
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minloc2_16_s1 (gfc_array_s1 * const restrict array, GFC_LOGICAL_4 back,
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gfc_charlen_type len)
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{
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index_type ret;
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index_type sstride;
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index_type extent;
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const GFC_INTEGER_1 *src;
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const GFC_INTEGER_1 *minval;
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index_type i;
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extent = GFC_DESCRIPTOR_EXTENT(array,0);
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if (extent <= 0)
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return 0;
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sstride = GFC_DESCRIPTOR_STRIDE(array,0) * len;
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ret = 1;
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src = array->base_addr;
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minval = NULL;
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for (i=1; i<=extent; i++)
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{
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if (minval == NULL || (back ? compare_fcn (src, minval, len) <= 0 :
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compare_fcn (src, minval, len) < 0))
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{
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ret = i;
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minval = src;
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}
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src += sstride;
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}
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return ret;
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}
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extern GFC_INTEGER_16 mminloc2_16_s1 (gfc_array_s1 * const restrict,
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gfc_array_l1 *const restrict mask, GFC_LOGICAL_4 back,
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gfc_charlen_type);
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export_proto(mminloc2_16_s1);
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GFC_INTEGER_16
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mminloc2_16_s1 (gfc_array_s1 * const restrict array,
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gfc_array_l1 * const restrict mask, GFC_LOGICAL_4 back,
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gfc_charlen_type len)
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{
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index_type ret;
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index_type sstride;
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index_type extent;
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const GFC_INTEGER_1 *src;
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const GFC_INTEGER_1 *maxval;
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index_type i, j;
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GFC_LOGICAL_1 *mbase;
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int mask_kind;
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index_type mstride;
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extent = GFC_DESCRIPTOR_EXTENT(array,0);
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if (extent <= 0)
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return 0;
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sstride = GFC_DESCRIPTOR_STRIDE(array,0) * len;
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mask_kind = GFC_DESCRIPTOR_SIZE (mask);
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mbase = mask->base_addr;
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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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internal_error (NULL, "Funny sized logical array");
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mstride = GFC_DESCRIPTOR_STRIDE_BYTES(mask,0);
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/* Search for the first occurrence of a true element in mask. */
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for (j=0; j<extent; j++)
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{
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if (*mbase)
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break;
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mbase += mstride;
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}
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if (j == extent)
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return 0;
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ret = j + 1;
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src = array->base_addr + j * sstride;
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maxval = src;
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for (i=j+1; i<=extent; i++)
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{
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if (*mbase && (back ? compare_fcn (src, maxval, len) <= 0 :
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compare_fcn (src, maxval, len) < 0))
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{
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ret = i;
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maxval = src;
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}
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src += sstride;
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mbase += mstride;
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}
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return ret;
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}
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extern GFC_INTEGER_16 sminloc2_16_s1 (gfc_array_s1 * const restrict,
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GFC_LOGICAL_4 *mask, GFC_LOGICAL_4 back, gfc_charlen_type);
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export_proto(sminloc2_16_s1);
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GFC_INTEGER_16
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sminloc2_16_s1 (gfc_array_s1 * const restrict array,
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GFC_LOGICAL_4 *mask, GFC_LOGICAL_4 back, gfc_charlen_type len)
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{
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if (mask)
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return minloc2_16_s1 (array, len, back);
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else
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return 0;
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}
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#endif
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