2004-05-13 08:41:07 +02:00
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/* Memory mamagement routines.
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Copyright 2002 Free Software Foundation, Inc.
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Contributed by Paul Brook <paul@nowt.org>
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2005-01-12 22:27:33 +01:00
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This file is part of the GNU Fortran 95 runtime library (libgfortran).
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2004-05-13 08:41:07 +02:00
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2005-01-12 22:27:33 +01:00
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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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2004-05-13 08:41:07 +02:00
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License as published by the Free Software Foundation; either
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2005-01-12 22:27:33 +01:00
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version 2 of the License, or (at your option) any later version.
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2004-05-13 08:41:07 +02:00
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2005-01-12 22:27:33 +01:00
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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from the use of this file. (The General Public License restrictions
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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executable.)
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Libgfortran is distributed in the hope that it will be useful,
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2004-05-13 08:41:07 +02:00
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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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2005-01-12 22:27:33 +01:00
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GNU General Public License for more details.
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2004-05-13 08:41:07 +02:00
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2005-01-12 22:27:33 +01:00
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You should have received a copy of the GNU General Public
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License along with libgfortran; see the file COPYING. If not,
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2005-08-17 04:49:08 +02:00
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write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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2004-05-13 08:41:07 +02:00
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#include "config.h"
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#include <stdlib.h>
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#include "libgfortran.h"
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/* If GFC_CLEAR_MEMORY is defined, the memory allocation routines will
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return memory that is guaranteed to be set to zero. This can have
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a severe efficiency penalty, so it should never be set if good
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performance is desired, but it can help when you're debugging code. */
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2005-05-12 19:50:33 +02:00
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/* #define GFC_CLEAR_MEMORY */
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2004-05-13 08:41:07 +02:00
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/* If GFC_CHECK_MEMORY is defined, we do some sanity checks at runtime.
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This causes small overhead, but again, it also helps debugging. */
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#define GFC_CHECK_MEMORY
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/* We use a double linked list of these structures to keep track of
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the memory we allocate internally. We could also use this for user
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allocated memory (ALLOCATE/DEALLOCATE). This should be stored in a
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seperate list. */
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typedef struct malloc_t
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{
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int magic;
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int marker;
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struct malloc_t *prev, *next;
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/* The start of the block. */
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void *data;
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}
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malloc_t;
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/* We try to make sure we don't get memory corruption by checking for
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a magic number. */
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#define GFC_MALLOC_MAGIC 0x4d353941 /* "G95M" */
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#define HEADER_SIZE offsetof (malloc_t, data)
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#define DATA_POINTER(pheader) (&((pheader)->data))
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#define DATA_HEADER(pdata) ((malloc_t *)((char *) (pdata) - HEADER_SIZE))
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/* The root of the circular double linked list for compiler generated
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malloc calls. */
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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
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static malloc_t mem_root = {
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.next = &mem_root,
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.prev = &mem_root
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};
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#if 0
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/* ??? Disabled because, well, it wasn't being called before transforming
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it to a destructor, and turning it on causes testsuite failures. */
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2004-05-13 08:41:07 +02:00
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/* Doesn't actually do any cleaning up, just throws an error if something
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has got out of sync somewhere. */
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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
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static void __attribute__((destructor))
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2004-05-13 08:41:07 +02:00
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runtime_cleanup (void)
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{
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/* Make sure all memory we've allocated is freed on exit. */
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if (mem_root.next != &mem_root)
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runtime_error ("Unfreed memory on program termination");
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}
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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
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#endif
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2004-05-13 08:41:07 +02:00
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void *
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get_mem (size_t n)
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{
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void *p;
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#ifdef GFC_CLEAR_MEMORY
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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
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p = (void *) calloc (1, n);
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2004-05-13 08:41:07 +02:00
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#else
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p = (void *) malloc (n);
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#endif
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if (p == NULL)
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os_error ("Memory allocation failed");
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return p;
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}
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void
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free_mem (void *p)
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{
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free (p);
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}
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/* Allocates a block of memory with a size of N bytes. N does not
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include the size of the header. */
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static malloc_t *
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malloc_with_header (size_t n)
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{
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malloc_t *newmem;
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n = n + HEADER_SIZE;
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newmem = (malloc_t *) get_mem (n);
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if (newmem)
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{
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newmem->magic = GFC_MALLOC_MAGIC;
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newmem->marker = 0;
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}
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return newmem;
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}
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/* Allocate memory for internal (compiler generated) use. */
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void *
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internal_malloc_size (size_t size)
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{
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malloc_t *newmem;
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newmem = malloc_with_header (size);
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if (!newmem)
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os_error ("Out of memory.");
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/* Add to end of list. */
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newmem->next = &mem_root;
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newmem->prev = mem_root.prev;
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mem_root.prev->next = newmem;
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mem_root.prev = newmem;
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return DATA_POINTER (newmem);
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}
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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
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extern void *internal_malloc (GFC_INTEGER_4);
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export_proto(internal_malloc);
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2004-05-13 08:41:07 +02:00
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void *
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internal_malloc (GFC_INTEGER_4 size)
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{
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#ifdef GFC_CHECK_MEMORY
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/* Under normal circumstances, this is _never_ going to happen! */
|
2004-10-04 21:27:29 +02:00
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if (size < 0)
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runtime_error ("Attempt to allocate a negative amount of memory.");
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2004-05-13 08:41:07 +02:00
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#endif
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|
|
return internal_malloc_size ((size_t) size);
|
|
|
|
}
|
|
|
|
|
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 *internal_malloc64 (GFC_INTEGER_8);
|
|
|
|
export_proto(internal_malloc64);
|
2004-05-13 08:41:07 +02:00
|
|
|
|
|
|
|
void *
|
|
|
|
internal_malloc64 (GFC_INTEGER_8 size)
|
|
|
|
{
|
|
|
|
#ifdef GFC_CHECK_MEMORY
|
|
|
|
/* Under normal circumstances, this is _never_ going to happen! */
|
2004-10-04 21:27:29 +02:00
|
|
|
if (size < 0)
|
|
|
|
runtime_error ("Attempt to allocate a negative amount of memory.");
|
2004-05-13 08:41:07 +02:00
|
|
|
#endif
|
|
|
|
return internal_malloc_size ((size_t) size);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* Free internally allocated memory. Pointer is NULLified. Also used to
|
|
|
|
free user allocated memory. */
|
|
|
|
/* TODO: keep a list of previously allocated blocks and reuse them. */
|
|
|
|
|
|
|
|
void
|
|
|
|
internal_free (void *mem)
|
|
|
|
{
|
|
|
|
malloc_t *m;
|
|
|
|
|
|
|
|
if (!mem)
|
|
|
|
runtime_error ("Internal: Possible double free of temporary.");
|
|
|
|
|
|
|
|
m = DATA_HEADER (mem);
|
|
|
|
|
|
|
|
if (m->magic != GFC_MALLOC_MAGIC)
|
|
|
|
runtime_error ("Internal: No magic memblock marker. "
|
|
|
|
"Possible memory corruption");
|
|
|
|
|
|
|
|
/* Move markers up the chain, so they don't get lost. */
|
|
|
|
m->prev->marker += m->marker;
|
|
|
|
/* Remove from list. */
|
|
|
|
m->prev->next = m->next;
|
|
|
|
m->next->prev = m->prev;
|
|
|
|
|
|
|
|
free (m);
|
|
|
|
}
|
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
|
|
|
iexport(internal_free);
|
2004-05-13 08:41:07 +02:00
|
|
|
|
|
|
|
|
|
|
|
/* User-allocate, one call for each member of the alloc-list of an
|
|
|
|
ALLOCATE statement. */
|
|
|
|
|
|
|
|
static void
|
|
|
|
allocate_size (void **mem, size_t size, GFC_INTEGER_4 * stat)
|
|
|
|
{
|
|
|
|
malloc_t *newmem;
|
|
|
|
|
|
|
|
if (!mem)
|
|
|
|
runtime_error ("Internal: NULL mem pointer in ALLOCATE.");
|
|
|
|
|
|
|
|
newmem = malloc_with_header (size);
|
|
|
|
if (!newmem)
|
|
|
|
{
|
|
|
|
if (stat)
|
|
|
|
{
|
|
|
|
*stat = 1;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
runtime_error ("ALLOCATE: Out of memory.");
|
|
|
|
}
|
|
|
|
|
|
|
|
/* We don't keep a list of these at the moment, so just link to itself. */
|
|
|
|
newmem->next = newmem;
|
|
|
|
newmem->prev = newmem;
|
|
|
|
|
|
|
|
(*mem) = DATA_POINTER (newmem);
|
|
|
|
|
|
|
|
if (stat)
|
|
|
|
*stat = 0;
|
|
|
|
}
|
|
|
|
|
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 allocate (void **, GFC_INTEGER_4, GFC_INTEGER_4 *);
|
|
|
|
export_proto(allocate);
|
2004-05-13 08:41:07 +02:00
|
|
|
|
|
|
|
void
|
|
|
|
allocate (void **mem, GFC_INTEGER_4 size, GFC_INTEGER_4 * stat)
|
|
|
|
{
|
|
|
|
if (size < 0)
|
|
|
|
{
|
|
|
|
runtime_error ("Attempt to allocate negative amount of memory. "
|
|
|
|
"Possible integer overflow");
|
|
|
|
abort ();
|
|
|
|
}
|
|
|
|
|
|
|
|
allocate_size (mem, (size_t) size, stat);
|
|
|
|
}
|
|
|
|
|
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 allocate64 (void **, GFC_INTEGER_8, GFC_INTEGER_4 *);
|
|
|
|
export_proto(allocate64);
|
2004-05-13 08:41:07 +02:00
|
|
|
|
|
|
|
void
|
|
|
|
allocate64 (void **mem, GFC_INTEGER_8 size, GFC_INTEGER_4 * stat)
|
|
|
|
{
|
|
|
|
if (size < 0)
|
|
|
|
{
|
|
|
|
runtime_error
|
|
|
|
("ALLOCATE64: Attempt to allocate negative amount of memory. "
|
|
|
|
"Possible integer overflow");
|
|
|
|
abort ();
|
|
|
|
}
|
|
|
|
|
|
|
|
allocate_size (mem, (size_t) size, stat);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* User-deallocate; pointer is NULLified. */
|
|
|
|
|
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 deallocate (void **, GFC_INTEGER_4 *);
|
|
|
|
export_proto(deallocate);
|
|
|
|
|
2004-05-13 08:41:07 +02:00
|
|
|
void
|
|
|
|
deallocate (void **mem, GFC_INTEGER_4 * stat)
|
|
|
|
{
|
|
|
|
if (!mem)
|
|
|
|
runtime_error ("Internal: NULL mem pointer in ALLOCATE.");
|
|
|
|
|
|
|
|
if (!*mem)
|
|
|
|
{
|
|
|
|
if (stat)
|
|
|
|
{
|
|
|
|
*stat = 1;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
runtime_error
|
|
|
|
("Internal: Attempt to DEALLOCATE unallocated memory.");
|
|
|
|
abort ();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Just use the internal routine. */
|
|
|
|
internal_free (*mem);
|
|
|
|
*mem = NULL;
|
|
|
|
|
|
|
|
if (stat)
|
|
|
|
*stat = 0;
|
|
|
|
}
|