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/* Macros to support INSN_ADDRESSES

   Copyright (C) 2000, 2007 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/>.  */

#ifndef GCC_INSN_ADDR_H

#define GCC_INSN_ADDR_H

#include "vecprim.h"

extern VEC(int,heap) *insn_addresses_;

extern int insn_current_address;

#define INSN_ADDRESSES(id) (*&(VEC_address (int, insn_addresses_) [id]))

#define INSN_ADDRESSES_ALLOC(size)                      \

  do                                                    \

    {                                                   \

      insn_addresses_ = VEC_alloc (int, heap, size);    \

      VEC_safe_grow (int, heap, insn_addresses_, size); \

      memset (VEC_address (int, insn_addresses_),       \

              0, sizeof (int) * size);                   \

    }                                                   \

  while (0)

#define INSN_ADDRESSES_FREE() (VEC_free (int, heap, insn_addresses_))

#define INSN_ADDRESSES_SET_P() (insn_addresses_ != 0)

#define INSN_ADDRESSES_SIZE() (VEC_length (int, insn_addresses_))

static inline void

insn_addresses_new (rtx insn, int insn_addr)

{

  unsigned insn_uid = INSN_UID ((insn));

  if (INSN_ADDRESSES_SET_P ())

    {

      size_t size = INSN_ADDRESSES_SIZE ();

      if (size <= insn_uid)

        {

          int *p;

          VEC_safe_grow (int, heap, insn_addresses_, insn_uid + 1);

          p = VEC_address (int, insn_addresses_);

          memset (&p[size],

                  0, sizeof (int) * (insn_uid + 1 - size));

        }

      INSN_ADDRESSES (insn_uid) = insn_addr;

    }

}

#define INSN_ADDRESSES_NEW(insn, addr)          \

  (insn_addresses_new (insn, addr))

#endif /* ! GCC_INSN_ADDR_H */