419af57c13
2019-01-07 Thomas Koenig <tkoenig@gcc.gnu.org> Harald Anlauf <anlauf@gmx.de> Tobias Burnus <burnus@gcc.gnu.org> PR fortran/45424 * check.c (gfc_check_is_contiguous): New function. * expr.c (gfc_is_not_contiguous): New function. * gfortran.h (gfc_isym_id): Add GFC_ISYM_IS_CONTIGUOUS. Add prototype for gfc_is_not_contiguous. * intrinsic.c (do_ts29113_check): Add GFC_ISYM_IS_CONTIGUOUS. (add_function): Add is_contiguous. * intrinsic.h: Add prototypes for gfc_check_is_contiguous, gfc_simplify_is_contiguous and gfc_resolve_is_contiguous. * intrinsic.texi: Add IS_CONTIGUOUS. * iresolve.c (gfc_resolve_is_contiguous): New function. * simplify.c (gfc_simplify_is_contiguous): New function. * trans-decl.c (gfor_fncecl_is_contiguous0): New variable. (gfc_build_intrinsic_function_decl): Add it. * trans-intrinsic.c (gfc_conv_intrinsic_is_contiguous): New function. (gfc_conv_intrinsic_function): Handle GFC_ISYM_IS_CONTIGUOUS. 2019-01-07 Thomas Koenig <tkoenig@gcc.gnu.org> Harald Anlauf <anlauf@gmx.de> Tobias Burnus <burnus@gcc.gnu.org> PR fortran/45424 * Makefile.am: Add intrinsics/is_contiguous.c. * Makefile.in: Regenerated. * gfortran.map: Add _gfortran_is_contiguous0. * intrinsics/is_contiguous.c: New file. * libgfortran.h: Add prototype for is_contiguous0. 2019-01-07 Thomas Koenig <tkoenig@gcc.gnu.org> Harald Anlauf <anlauf@gmx.de> Tobias Burnus <burnus@gcc.gnu.org> * gfortran.dg/is_contiguous_1.f90: New test. * gfortran.dg/is_contiguous_2.f90: New test. * gfortran.dg/is_contiguous_3.f90: New test. Co-Authored-By: Harald Anlauf <anlauf@gmx.de> Co-Authored-By: Tobias Burnus <burnus@gcc.gnu.org> From-SVN: r267657
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/* Implementation of the is_contiguous intrinsic.
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Copyright (C) 2019 Free Software Foundation, Inc.
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Contributed by Thomas König <tkoenig@gcc.gnu.org>
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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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<https://www.gnu.org/licenses/>. */
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#include "libgfortran.h"
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GFC_LOGICAL_4
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is_contiguous0 (const array_t * const restrict array)
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{
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index_type dim;
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index_type n;
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index_type extent, stride;
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dim = GFC_DESCRIPTOR_RANK (array);
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extent = 1;
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for (n = 0; n < dim; n++)
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{
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stride = GFC_DESCRIPTOR_STRIDE (array, n);
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if (stride != extent)
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return 0;
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extent *= GFC_DESCRIPTOR_EXTENT (array, n);
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}
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return 1;
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}
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iexport(is_contiguous0);
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