gcc/gcc/ggc-none.c
2021-01-04 10:26:59 +01:00

80 lines
1.8 KiB
C

/* Null garbage collection for the GNU compiler.
Copyright (C) 1998-2021 Free Software Foundation, Inc.
This file is part of GCC.
GCC 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 3, or (at your option)
any later version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* This version is used by the gen* programs and certain language-specific
targets (such as java), where we don't really need GC at all.
This prevents problems with pulling in all the tree stuff. */
#ifdef GENERATOR_FILE
#include "bconfig.h"
#else
#include "config.h"
#endif
#include "system.h"
#include "coretypes.h"
#include "hash-table.h"
/* For a given size of memory requested for allocation, return the
actual size that is going to be allocated. */
size_t
ggc_round_alloc_size (size_t requested_size)
{
return requested_size;
}
void *
ggc_internal_alloc (size_t size, void (*f)(void *), size_t, size_t
MEM_STAT_DECL)
{
gcc_assert (!f); // ggc-none doesn't support finalizers
return xmalloc (size);
}
void *
ggc_internal_cleared_alloc (size_t size, void (*f)(void *), size_t, size_t
MEM_STAT_DECL)
{
gcc_assert (!f); // ggc-none doesn't support finalizers
return xcalloc (size, 1);
}
void *
ggc_realloc_stat (void *x, size_t size MEM_STAT_DECL)
{
return xrealloc (x, size);
}
void
ggc_free (void *p)
{
free (p);
}
void
ggc_grow (void)
{
}
void
ggc_trim (void)
{
}