1/* Macros to support INSN_ADDRESSES
2   Copyright (C) 2000-2015 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3.  If not see
18<http://www.gnu.org/licenses/>.  */
19
20#ifndef GCC_INSN_ADDR_H
21#define GCC_INSN_ADDR_H
22
23extern vec<int> insn_addresses_;
24extern int insn_current_address;
25
26#define INSN_ADDRESSES(id) (insn_addresses_[id])
27#define INSN_ADDRESSES_ALLOC(size)			\
28  do							\
29    {							\
30      insn_addresses_.create (size);			\
31      insn_addresses_.safe_grow_cleared (size);		\
32      memset (insn_addresses_.address (),		\
33	      0, sizeof (int) * size);			\
34    }							\
35  while (0)
36#define INSN_ADDRESSES_FREE() (insn_addresses_.release ())
37#define INSN_ADDRESSES_SET_P() (insn_addresses_.exists ())
38#define INSN_ADDRESSES_SIZE() (insn_addresses_.length ())
39
40static inline void
41insn_addresses_new (rtx_insn *insn, int insn_addr)
42{
43  unsigned insn_uid = INSN_UID ((insn));
44
45  if (INSN_ADDRESSES_SET_P ())
46    {
47      size_t size = INSN_ADDRESSES_SIZE ();
48      if (size <= insn_uid)
49	{
50	  int *p;
51	  insn_addresses_.safe_grow (insn_uid + 1);
52	  p = insn_addresses_.address ();
53	  memset (&p[size],
54		  0, sizeof (int) * (insn_uid + 1 - size));
55	}
56      INSN_ADDRESSES (insn_uid) = insn_addr;
57    }
58}
59
60#define INSN_ADDRESSES_NEW(insn, addr)		\
61  (insn_addresses_new (insn, addr))
62
63#endif /* ! GCC_INSN_ADDR_H */
64