1  /* Macros to support INSN_ADDRESSES
       2     Copyright (C) 2000-2023 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, true);	\
      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  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, true);
      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 */