/* Generic implementation of the EOSHIFT intrinsic
- Copyright 2002, 2005, 2007 Free Software Foundation, Inc.
+ Copyright 2002, 2005, 2007, 2009 Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>
This file is part of the GNU Fortran 95 runtime library (libgfortran).
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 of the License, or (at your option) any later version.
-
-In addition to the permissions in the GNU General Public License, the
-Free Software Foundation gives you unlimited permission to link the
-compiled version of this file into combinations with other programs,
-and to distribute those combinations without any restriction coming
-from the use of this file. (The General Public License restrictions
-do apply in other respects; for example, they cover modification of
-the file, and distribution when not linked into a combine
-executable.)
+version 3 of the License, or (at your option) any later version.
Ligbfortran 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 General Public License for more details.
-You should have received a copy of the GNU General Public
-License along with libgfortran; see the file COPYING. If not,
-write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, 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 "libgfortran.h"
#include <stdlib.h>
static void
eoshift2 (gfc_array_char *ret, const gfc_array_char *array,
int shift, const gfc_array_char *bound, int which,
- index_type size, const char *filler, index_type filler_len)
+ const char *filler, index_type filler_len)
{
/* r.* indicates the return array. */
index_type rstride[GFC_MAX_DIMENSIONS];
index_type len;
index_type n;
index_type arraysize;
+ index_type size;
/* The compiler cannot figure out that these are set, initialize
them to avoid warnings. */
soffset = 0;
roffset = 0;
+ size = GFC_DESCRIPTOR_SIZE (array);
+
arraysize = size0 ((array_t *) array);
if (ret->data == NULL)
{
int i;
- ret->data = internal_malloc_size (size * arraysize);
ret->offset = 0;
ret->dtype = array->dtype;
for (i = 0; i < GFC_DESCRIPTOR_RANK (array); i++)
{
- ret->dim[i].lbound = 0;
- ret->dim[i].ubound = array->dim[i].ubound - array->dim[i].lbound;
+ index_type ub, str;
+
+ ub = GFC_DESCRIPTOR_EXTENT(array,i) - 1;
if (i == 0)
- ret->dim[i].stride = 1;
+ str = 1;
else
- ret->dim[i].stride = (ret->dim[i-1].ubound + 1) * ret->dim[i-1].stride;
+ str = GFC_DESCRIPTOR_EXTENT(ret,i-1)
+ * GFC_DESCRIPTOR_STRIDE(ret,i-1);
+
+ GFC_DIMENSION_SET(ret->dim[i], 0, ub, str);
+
+ if (arraysize > 0)
+ ret->data = internal_malloc_size (size * arraysize);
+ else
+ ret->data = internal_malloc_size (1);
+
}
}
- else
+ else if (unlikely (compile_options.bounds_check))
{
- if (size0 ((array_t *) ret) == 0)
- return;
+ bounds_equal_extents ((array_t *) ret, (array_t *) array,
+ "return value", "EOSHIFT");
}
- if (arraysize == 0 && filler == NULL)
+ if (arraysize == 0)
return;
which = which - 1;
{
if (dim == which)
{
- roffset = ret->dim[dim].stride * size;
+ roffset = GFC_DESCRIPTOR_STRIDE_BYTES(ret,dim);
if (roffset == 0)
roffset = size;
- soffset = array->dim[dim].stride * size;
+ soffset = GFC_DESCRIPTOR_STRIDE_BYTES(array,dim);
if (soffset == 0)
soffset = size;
- len = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
+ len = GFC_DESCRIPTOR_EXTENT(array,dim);
}
else
{
count[n] = 0;
- extent[n] = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
- rstride[n] = ret->dim[dim].stride * size;
- sstride[n] = array->dim[dim].stride * size;
+ extent[n] = GFC_DESCRIPTOR_EXTENT(array,dim);
+ rstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(ret,dim);
+ sstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(array,dim);
if (bound)
- bstride[n] = bound->dim[n].stride * size;
+ bstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(bound,n);
else
bstride[n] = 0;
n++;
const GFC_INTEGER_##N *pdim) \
{ \
eoshift2 (ret, array, *pshift, pbound, pdim ? *pdim : 1, \
- GFC_DESCRIPTOR_SIZE (array), "\0", 1); \
+ "\0", 1); \
} \
\
extern void eoshift2_##N##_char (gfc_array_char *, GFC_INTEGER_4, \
const GFC_INTEGER_##N *pshift, \
const gfc_array_char *pbound, \
const GFC_INTEGER_##N *pdim, \
- GFC_INTEGER_4 array_length, \
+ GFC_INTEGER_4 array_length __attribute__((unused)), \
GFC_INTEGER_4 bound_length __attribute__((unused))) \
{ \
eoshift2 (ret, array, *pshift, pbound, pdim ? *pdim : 1, \
- array_length, " ", 1); \
+ " ", 1); \
} \
\
extern void eoshift2_##N##_char4 (gfc_array_char *, GFC_INTEGER_4, \
const GFC_INTEGER_##N *pshift, \
const gfc_array_char *pbound, \
const GFC_INTEGER_##N *pdim, \
- GFC_INTEGER_4 array_length, \
+ GFC_INTEGER_4 array_length __attribute__((unused)), \
GFC_INTEGER_4 bound_length __attribute__((unused))) \
{ \
static const gfc_char4_t space = (unsigned char) ' '; \
eoshift2 (ret, array, *pshift, pbound, pdim ? *pdim : 1, \
- array_length * sizeof (gfc_char4_t), (const char *) &space, \
+ (const char *) &space, \
sizeof (gfc_char4_t)); \
}