2004-08-09 16:34:39 +02:00
|
|
|
/* Generic implementation of the EOSHIFT intrinsic
|
2004-05-13 08:41:07 +02:00
|
|
|
Copyright 2002 Free Software Foundation, Inc.
|
|
|
|
Contributed by Paul Brook <paul@nowt.org>
|
|
|
|
|
|
|
|
This file is part of the GNU Fortran 95 runtime library (libgfor).
|
|
|
|
|
|
|
|
Libgfor is free software; you can redistribute it and/or
|
|
|
|
modify it under the terms of the GNU Lesser General Public
|
|
|
|
License as published by the Free Software Foundation; either
|
|
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
|
|
|
|
Ligbfor 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.
|
|
|
|
|
|
|
|
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. */
|
|
|
|
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <assert.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include "libgfortran.h"
|
|
|
|
|
|
|
|
static const char zeros[16] =
|
|
|
|
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
|
|
|
|
|
|
|
|
/* TODO: make this work for large shifts when
|
|
|
|
sizeof(int) < sizeof (index_type). */
|
|
|
|
|
|
|
|
static void
|
2004-08-09 16:34:39 +02:00
|
|
|
__eoshift0 (gfc_array_char * ret, const gfc_array_char * array,
|
2004-05-13 08:41:07 +02:00
|
|
|
int shift, const char * pbound, int which)
|
|
|
|
{
|
|
|
|
/* r.* indicates the return array. */
|
|
|
|
index_type rstride[GFC_MAX_DIMENSIONS - 1];
|
|
|
|
index_type rstride0;
|
|
|
|
index_type roffset;
|
|
|
|
char *rptr;
|
|
|
|
char *dest;
|
|
|
|
/* s.* indicates the source array. */
|
|
|
|
index_type sstride[GFC_MAX_DIMENSIONS - 1];
|
|
|
|
index_type sstride0;
|
|
|
|
index_type soffset;
|
|
|
|
const char *sptr;
|
|
|
|
const char *src;
|
|
|
|
|
|
|
|
index_type count[GFC_MAX_DIMENSIONS - 1];
|
|
|
|
index_type extent[GFC_MAX_DIMENSIONS - 1];
|
|
|
|
index_type dim;
|
|
|
|
index_type size;
|
|
|
|
index_type len;
|
|
|
|
index_type n;
|
|
|
|
|
|
|
|
if (!pbound)
|
|
|
|
pbound = zeros;
|
|
|
|
|
|
|
|
size = GFC_DESCRIPTOR_SIZE (ret);
|
|
|
|
|
2004-08-09 16:34:39 +02:00
|
|
|
if (ret->data == NULL)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
cshift0.c, [...]: Use internal_malloc_size instead of internal_malloc.
* intrinsics/cshift0.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c,
intrinsics/pack_generic.c, intrinsics/string_intrinsics.c,
intrinsics/transpose_generic.c, m4/ifunction.m4, m4/matmul.m4,
m4/matmull.m4, m4/transpose.m4: Use internal_malloc_size instead
of internal_malloc.
* generated/*: Rebuild.
From-SVN: r91799
2004-12-07 01:24:44 +01:00
|
|
|
ret->data = internal_malloc_size (size * size0 ((array_t *)array));
|
2004-08-09 16:34:39 +02:00
|
|
|
ret->base = 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;
|
|
|
|
|
|
|
|
if (i == 0)
|
|
|
|
ret->dim[i].stride = 1;
|
|
|
|
else
|
|
|
|
ret->dim[i].stride = (ret->dim[i-1].ubound + 1) * ret->dim[i-1].stride;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2004-05-13 08:41:07 +02:00
|
|
|
which = which - 1;
|
|
|
|
|
|
|
|
extent[0] = 1;
|
|
|
|
count[0] = 0;
|
|
|
|
size = GFC_DESCRIPTOR_SIZE (array);
|
|
|
|
n = 0;
|
|
|
|
for (dim = 0; dim < GFC_DESCRIPTOR_RANK (array); dim++)
|
|
|
|
{
|
|
|
|
if (dim == which)
|
|
|
|
{
|
|
|
|
roffset = ret->dim[dim].stride * size;
|
|
|
|
if (roffset == 0)
|
|
|
|
roffset = size;
|
|
|
|
soffset = array->dim[dim].stride * size;
|
|
|
|
if (soffset == 0)
|
|
|
|
soffset = size;
|
|
|
|
len = array->dim[dim].ubound + 1 - array->dim[dim].lbound;
|
|
|
|
}
|
|
|
|
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;
|
|
|
|
n++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (sstride[0] == 0)
|
|
|
|
sstride[0] = size;
|
|
|
|
if (rstride[0] == 0)
|
|
|
|
rstride[0] = size;
|
|
|
|
|
|
|
|
dim = GFC_DESCRIPTOR_RANK (array);
|
|
|
|
rstride0 = rstride[0];
|
|
|
|
sstride0 = sstride[0];
|
|
|
|
rptr = ret->data;
|
|
|
|
sptr = array->data;
|
|
|
|
if (shift > 0)
|
|
|
|
len = len - shift;
|
|
|
|
else
|
|
|
|
len = len + shift;
|
|
|
|
|
|
|
|
while (rptr)
|
|
|
|
{
|
|
|
|
/* Do the shift for this dimension. */
|
|
|
|
if (shift > 0)
|
|
|
|
{
|
|
|
|
src = &sptr[shift * soffset];
|
|
|
|
dest = rptr;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
src = sptr;
|
|
|
|
dest = &rptr[-shift * roffset];
|
|
|
|
}
|
|
|
|
for (n = 0; n < len; n++)
|
|
|
|
{
|
|
|
|
memcpy (dest, src, size);
|
|
|
|
dest += roffset;
|
|
|
|
src += soffset;
|
|
|
|
}
|
|
|
|
if (shift >= 0)
|
|
|
|
{
|
|
|
|
n = shift;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
dest = rptr;
|
|
|
|
n = -shift;
|
|
|
|
}
|
|
|
|
|
|
|
|
while (n--)
|
|
|
|
{
|
|
|
|
memcpy (dest, pbound, size);
|
|
|
|
dest += roffset;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Advance to the next section. */
|
|
|
|
rptr += rstride0;
|
|
|
|
sptr += sstride0;
|
|
|
|
count[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 proabably not worth it. */
|
|
|
|
rptr -= rstride[n] * extent[n];
|
|
|
|
sptr -= sstride[n] * extent[n];
|
|
|
|
n++;
|
|
|
|
if (n >= dim - 1)
|
|
|
|
{
|
|
|
|
/* Break out of the loop. */
|
|
|
|
rptr = NULL;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
count[n]++;
|
|
|
|
rptr += rstride[n];
|
|
|
|
sptr += sstride[n];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New.
* acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New.
(LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT): New.
(LIBGFOR_CHECK_ATTRIBUTE_ALIAS): New.
* configure.ac: Use them.
* configure, config.h.in, aclocal.m4: Rebuild.
* libgfortran.h (prefix): Remove.
(PREFIX, IPREFIX): New.
(sym_rename, sym_rename1, sym_rename2): New.
(internal_proto, export_proto, export_proto_np): New.
(iexport_proto, iexport): New.
(iexport_data_proto, iexport_data): New.
* intrinsics/abort.c, intrinsics/args.c, intrinsics/associated.c,
intrinsics/cpu_time.c, intrinsics/cshift0.c,
intrinsics/date_and_time.c, intrinsics/env.c, intrinsics/eoshift0.c,
intrinsics/eoshift2.c, intrinsics/etime.c, intrinsics/exit.c,
intrinsics/flush.c, intrinsics/fnum.c, intrinsics/getXid.c,
intrinsics/getcwd.c, intrinsics/ishftc.c, intrinsics/mvbits.c,
intrinsics/pack_generic.c, intrinsics/rand.c, intrinsics/random.c,
intrinsics/reshape_generic.c, intrinsics/size.c,
intrinsics/spread_generic.c, intrinsics/stat.c,
intrinsics/string_intrinsics.c, intrinsics/system.c,
intrinsics/system_clock.c, intrinsics/transpose_generic.c,
intrinsics/umask.c, intrinsics/unlink.c, intrinsics/unpack_generic.c,
io/backspace.c, io/close.c, io/endfile.c, io/inquire.c, io/io.h,
io/open.c, io/rewind.c, io/transfer.c, libgfortran.h, m4/cshift1.m4,
m4/dotprod.m4, m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4,
m4/eoshift3.m4, m4/exponent.m4, m4/fraction.m4, m4/iforeach.m4,
m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4, m4/nearest.m4,
m4/pow.m4, m4/reshape.m4, m4/set_exponent.m4, m4/shape.m4,
m4/transpose.m4, runtime/environ.c, runtime/error.c,
runtime/in_pack_generic.c, runtime/in_unpack_generic.c,
runtime/main.c, runtime/memory.c, runtime/pause.c, runtime/select.c,
runtime/stop.c: Use them to mark symbols internal or external.
* generated/*: Rebuild.
From-SVN: r92045
2004-12-12 09:59:05 +01:00
|
|
|
extern void __eoshift0_4 (gfc_array_char *, const gfc_array_char *,
|
|
|
|
const GFC_INTEGER_4 *, const char *,
|
|
|
|
const GFC_INTEGER_4 *);
|
|
|
|
export_proto_np(__eoshift0_4);
|
2004-05-13 08:41:07 +02:00
|
|
|
|
|
|
|
void
|
2004-08-09 16:34:39 +02:00
|
|
|
__eoshift0_4 (gfc_array_char * ret, const gfc_array_char * array,
|
2004-05-13 08:41:07 +02:00
|
|
|
const GFC_INTEGER_4 * pshift, const char * pbound,
|
|
|
|
const GFC_INTEGER_4 * pdim)
|
|
|
|
{
|
|
|
|
__eoshift0 (ret, array, *pshift, pbound, pdim ? *pdim : 1);
|
|
|
|
}
|
|
|
|
|
acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New.
* acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New.
(LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT): New.
(LIBGFOR_CHECK_ATTRIBUTE_ALIAS): New.
* configure.ac: Use them.
* configure, config.h.in, aclocal.m4: Rebuild.
* libgfortran.h (prefix): Remove.
(PREFIX, IPREFIX): New.
(sym_rename, sym_rename1, sym_rename2): New.
(internal_proto, export_proto, export_proto_np): New.
(iexport_proto, iexport): New.
(iexport_data_proto, iexport_data): New.
* intrinsics/abort.c, intrinsics/args.c, intrinsics/associated.c,
intrinsics/cpu_time.c, intrinsics/cshift0.c,
intrinsics/date_and_time.c, intrinsics/env.c, intrinsics/eoshift0.c,
intrinsics/eoshift2.c, intrinsics/etime.c, intrinsics/exit.c,
intrinsics/flush.c, intrinsics/fnum.c, intrinsics/getXid.c,
intrinsics/getcwd.c, intrinsics/ishftc.c, intrinsics/mvbits.c,
intrinsics/pack_generic.c, intrinsics/rand.c, intrinsics/random.c,
intrinsics/reshape_generic.c, intrinsics/size.c,
intrinsics/spread_generic.c, intrinsics/stat.c,
intrinsics/string_intrinsics.c, intrinsics/system.c,
intrinsics/system_clock.c, intrinsics/transpose_generic.c,
intrinsics/umask.c, intrinsics/unlink.c, intrinsics/unpack_generic.c,
io/backspace.c, io/close.c, io/endfile.c, io/inquire.c, io/io.h,
io/open.c, io/rewind.c, io/transfer.c, libgfortran.h, m4/cshift1.m4,
m4/dotprod.m4, m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4,
m4/eoshift3.m4, m4/exponent.m4, m4/fraction.m4, m4/iforeach.m4,
m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4, m4/nearest.m4,
m4/pow.m4, m4/reshape.m4, m4/set_exponent.m4, m4/shape.m4,
m4/transpose.m4, runtime/environ.c, runtime/error.c,
runtime/in_pack_generic.c, runtime/in_unpack_generic.c,
runtime/main.c, runtime/memory.c, runtime/pause.c, runtime/select.c,
runtime/stop.c: Use them to mark symbols internal or external.
* generated/*: Rebuild.
From-SVN: r92045
2004-12-12 09:59:05 +01:00
|
|
|
extern void __eoshift0_8 (gfc_array_char *, const gfc_array_char *,
|
|
|
|
const GFC_INTEGER_8 *, const char *,
|
|
|
|
const GFC_INTEGER_8 *);
|
|
|
|
export_proto_np(__eoshift0_8);
|
2004-05-13 08:41:07 +02:00
|
|
|
|
|
|
|
void
|
2004-08-09 16:34:39 +02:00
|
|
|
__eoshift0_8 (gfc_array_char * ret, const gfc_array_char * array,
|
2004-05-13 08:41:07 +02:00
|
|
|
const GFC_INTEGER_8 * pshift, const char * pbound,
|
|
|
|
const GFC_INTEGER_8 * pdim)
|
|
|
|
{
|
|
|
|
__eoshift0 (ret, array, *pshift, pbound, pdim ? *pdim : 1);
|
|
|
|
}
|