xref: /dflybsd-src/contrib/gcc-8.0/gcc/ggc-none.c (revision 38fd149817dfbff97799f62fcb70be98c4e32523)
1*38fd1498Szrj /* Null garbage collection for the GNU compiler.
2*38fd1498Szrj    Copyright (C) 1998-2018 Free Software Foundation, Inc.
3*38fd1498Szrj 
4*38fd1498Szrj    This file is part of GCC.
5*38fd1498Szrj 
6*38fd1498Szrj    GCC is free software; you can redistribute it and/or modify it
7*38fd1498Szrj    under the terms of the GNU General Public License as published by
8*38fd1498Szrj    the Free Software Foundation; either version 3, or (at your option)
9*38fd1498Szrj    any later version.
10*38fd1498Szrj 
11*38fd1498Szrj    GCC is distributed in the hope that it will be useful, but WITHOUT
12*38fd1498Szrj    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13*38fd1498Szrj    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
14*38fd1498Szrj    License for more details.
15*38fd1498Szrj 
16*38fd1498Szrj    You should have received a copy of the GNU General Public License
17*38fd1498Szrj    along with GCC; see the file COPYING3.  If not see
18*38fd1498Szrj    <http://www.gnu.org/licenses/>.  */
19*38fd1498Szrj 
20*38fd1498Szrj /* This version is used by the gen* programs and certain language-specific
21*38fd1498Szrj    targets (such as java), where we don't really need GC at all.
22*38fd1498Szrj    This prevents problems with pulling in all the tree stuff.  */
23*38fd1498Szrj 
24*38fd1498Szrj #ifdef GENERATOR_FILE
25*38fd1498Szrj #include "bconfig.h"
26*38fd1498Szrj #else
27*38fd1498Szrj #include "config.h"
28*38fd1498Szrj #endif
29*38fd1498Szrj 
30*38fd1498Szrj #include "system.h"
31*38fd1498Szrj #include "coretypes.h"
32*38fd1498Szrj #include "hash-table.h"
33*38fd1498Szrj 
34*38fd1498Szrj /* For a given size of memory requested for allocation, return the
35*38fd1498Szrj    actual size that is going to be allocated.  */
36*38fd1498Szrj 
37*38fd1498Szrj size_t
ggc_round_alloc_size(size_t requested_size)38*38fd1498Szrj ggc_round_alloc_size (size_t requested_size)
39*38fd1498Szrj {
40*38fd1498Szrj   return requested_size;
41*38fd1498Szrj }
42*38fd1498Szrj 
43*38fd1498Szrj void *
ggc_internal_alloc(size_t size,void (* f)(void *),size_t,size_t MEM_STAT_DECL)44*38fd1498Szrj ggc_internal_alloc (size_t size, void (*f)(void *), size_t, size_t
45*38fd1498Szrj 		    MEM_STAT_DECL)
46*38fd1498Szrj {
47*38fd1498Szrj   gcc_assert (!f); // ggc-none doesn't support finalizers
48*38fd1498Szrj   return xmalloc (size);
49*38fd1498Szrj }
50*38fd1498Szrj 
51*38fd1498Szrj void *
ggc_internal_cleared_alloc(size_t size,void (* f)(void *),size_t,size_t MEM_STAT_DECL)52*38fd1498Szrj ggc_internal_cleared_alloc (size_t size, void (*f)(void *), size_t, size_t
53*38fd1498Szrj 			    MEM_STAT_DECL)
54*38fd1498Szrj {
55*38fd1498Szrj   gcc_assert (!f); // ggc-none doesn't support finalizers
56*38fd1498Szrj   return xcalloc (size, 1);
57*38fd1498Szrj }
58*38fd1498Szrj 
59*38fd1498Szrj void *
ggc_realloc_stat(void * x,size_t size MEM_STAT_DECL)60*38fd1498Szrj ggc_realloc_stat (void *x, size_t size MEM_STAT_DECL)
61*38fd1498Szrj {
62*38fd1498Szrj   return xrealloc (x, size);
63*38fd1498Szrj }
64*38fd1498Szrj 
65*38fd1498Szrj void
ggc_free(void * p)66*38fd1498Szrj ggc_free (void *p)
67*38fd1498Szrj {
68*38fd1498Szrj   free (p);
69*38fd1498Szrj }
70*38fd1498Szrj 
71*38fd1498Szrj void
ggc_grow(void)72*38fd1498Szrj ggc_grow (void)
73*38fd1498Szrj {
74*38fd1498Szrj }
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