xref: /dragonfly/contrib/gcc-8.0/gcc/insn-addr.h (revision ed183f8c)
1 /* Macros to support INSN_ADDRESSES
2    Copyright (C) 2000-2018 Free Software Foundation, Inc.
3 
4 This file is part of GCC.
5 
6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 3, or (at your option) any later
9 version.
10 
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 for more details.
15 
16 You should have received a copy of the GNU General Public License
17 along 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 
23 extern vec<int> insn_addresses_;
24 extern 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 
40 static inline void
41 insn_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