/* Generic helper function for repacking arrays.
- Copyright 2003 Free Software Foundation, Inc.
+ Copyright (C) 2003-2018 Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>
-This file is part of the GNU Fortran 95 runtime library (libgfor).
+This file is part of the GNU Fortran runtime library (libgfortran).
-Libgfor is free software; you can redistribute it and/or
-modify it under the terms of the GNU Lesser General Public
+Libgfortran is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
-version 2.1 of the License, or (at your option) any later version.
+version 3 of the License, or (at your option) any later version.
-Ligbfor is distributed in the hope that it will be useful,
+Libgfortran is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU Lesser General Public License for more details.
+GNU General Public License for more details.
-You should have received a copy of the GNU Lesser General Public
-License along with libgfor; see the file COPYING.LIB. If not,
-write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+<http://www.gnu.org/licenses/>. */
-#include "config.h"
-#include <stdlib.h>
-#include <assert.h>
-#include <string.h>
#include "libgfortran.h"
+#include <string.h>
+
+extern void *internal_pack (gfc_array_char *);
+export_proto(internal_pack);
void *
internal_pack (gfc_array_char * source)
{
- index_type count[GFC_MAX_DIMENSIONS - 1];
- index_type extent[GFC_MAX_DIMENSIONS - 1];
- index_type stride[GFC_MAX_DIMENSIONS - 1];
+ index_type count[GFC_MAX_DIMENSIONS];
+ index_type extent[GFC_MAX_DIMENSIONS];
+ index_type stride[GFC_MAX_DIMENSIONS];
index_type stride0;
index_type dim;
index_type ssize;
int n;
int packed;
index_type size;
+ index_type type_size;
- if (source->dim[0].stride == 0)
- {
- source->dim[0].stride = 1;
- return source->data;
- }
+ if (source->base_addr == NULL)
+ return NULL;
+ type_size = GFC_DTYPE_TYPE_SIZE(source);
size = GFC_DESCRIPTOR_SIZE (source);
- switch (size)
+ switch (type_size)
{
- case 4:
- return internal_pack_4 ((gfc_array_i4 *)source);
-
- case 8:
- return internal_pack_8 ((gfc_array_i8 *)source);
+ case GFC_DTYPE_INTEGER_1:
+ case GFC_DTYPE_LOGICAL_1:
+ case GFC_DTYPE_DERIVED_1:
+ return internal_pack_1 ((gfc_array_i1 *) source);
+
+ case GFC_DTYPE_INTEGER_2:
+ case GFC_DTYPE_LOGICAL_2:
+ return internal_pack_2 ((gfc_array_i2 *) source);
+
+ case GFC_DTYPE_INTEGER_4:
+ case GFC_DTYPE_LOGICAL_4:
+ return internal_pack_4 ((gfc_array_i4 *) source);
+
+ case GFC_DTYPE_INTEGER_8:
+ case GFC_DTYPE_LOGICAL_8:
+ return internal_pack_8 ((gfc_array_i8 *) source);
+
+#if defined(HAVE_GFC_INTEGER_16)
+ case GFC_DTYPE_INTEGER_16:
+ case GFC_DTYPE_LOGICAL_16:
+ return internal_pack_16 ((gfc_array_i16 *) source);
+#endif
+ case GFC_DTYPE_REAL_4:
+ return internal_pack_r4 ((gfc_array_r4 *) source);
+
+ case GFC_DTYPE_REAL_8:
+ return internal_pack_r8 ((gfc_array_r8 *) source);
+
+/* FIXME: This here is a hack, which will have to be removed when
+ the array descriptor is reworked. Currently, we don't store the
+ kind value for the type, but only the size. Because on targets with
+ __float128, we have sizeof(logn double) == sizeof(__float128),
+ we cannot discriminate here and have to fall back to the generic
+ handling (which is suboptimal). */
+#if !defined(GFC_REAL_16_IS_FLOAT128)
+# if defined (HAVE_GFC_REAL_10)
+ case GFC_DTYPE_REAL_10:
+ return internal_pack_r10 ((gfc_array_r10 *) source);
+# endif
+
+# if defined (HAVE_GFC_REAL_16)
+ case GFC_DTYPE_REAL_16:
+ return internal_pack_r16 ((gfc_array_r16 *) source);
+# endif
+#endif
+
+ case GFC_DTYPE_COMPLEX_4:
+ return internal_pack_c4 ((gfc_array_c4 *) source);
+
+ case GFC_DTYPE_COMPLEX_8:
+ return internal_pack_c8 ((gfc_array_c8 *) source);
+
+/* FIXME: This here is a hack, which will have to be removed when
+ the array descriptor is reworked. Currently, we don't store the
+ kind value for the type, but only the size. Because on targets with
+ __float128, we have sizeof(logn double) == sizeof(__float128),
+ we cannot discriminate here and have to fall back to the generic
+ handling (which is suboptimal). */
+#if !defined(GFC_REAL_16_IS_FLOAT128)
+# if defined (HAVE_GFC_COMPLEX_10)
+ case GFC_DTYPE_COMPLEX_10:
+ return internal_pack_c10 ((gfc_array_c10 *) source);
+# endif
+
+# if defined (HAVE_GFC_COMPLEX_16)
+ case GFC_DTYPE_COMPLEX_16:
+ return internal_pack_c16 ((gfc_array_c16 *) source);
+# endif
+#endif
+
+ case GFC_DTYPE_DERIVED_2:
+ if (GFC_UNALIGNED_2(source->base_addr))
+ break;
+ else
+ return internal_pack_2 ((gfc_array_i2 *) source);
+
+ case GFC_DTYPE_DERIVED_4:
+ if (GFC_UNALIGNED_4(source->base_addr))
+ break;
+ else
+ return internal_pack_4 ((gfc_array_i4 *) source);
+
+ case GFC_DTYPE_DERIVED_8:
+ if (GFC_UNALIGNED_8(source->base_addr))
+ break;
+ else
+ return internal_pack_8 ((gfc_array_i8 *) source);
+
+#ifdef HAVE_GFC_INTEGER_16
+ case GFC_DTYPE_DERIVED_16:
+ if (GFC_UNALIGNED_16(source->base_addr))
+ break;
+ else
+ return internal_pack_16 ((gfc_array_i16 *) source);
+#endif
+
+ default:
+ break;
}
dim = GFC_DESCRIPTOR_RANK (source);
for (n = 0; n < dim; n++)
{
count[n] = 0;
- stride[n] = source->dim[n].stride;
- extent[n] = source->dim[n].ubound + 1 - source->dim[n].lbound;
+ stride[n] = GFC_DESCRIPTOR_STRIDE(source,n);
+ extent[n] = GFC_DESCRIPTOR_EXTENT(source,n);
if (extent[n] <= 0)
{
/* Do nothing. */
}
if (packed)
- return source->data;
+ return source->base_addr;
/* Allocate storage for the destination. */
- destptr = internal_malloc_size (ssize * size);
+ destptr = xmallocarray (ssize, size);
dest = (char *)destptr;
- src = source->data;
+ src = source->base_addr;
stride0 = stride[0] * size;
while (src)
the next dimension. */
count[n] = 0;
/* We could precalculate these products, but this is a less
- frequently used path so proabably not worth it. */
+ frequently used path so probably not worth it. */
src -= stride[n] * extent[n] * size;
n++;
if (n == dim)
}
return destptr;
}
-