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1 /* Macros to support INSN_ADDRESSES
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2 Copyright (C) 2000, 2007 Free Software Foundation, Inc.
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3
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4 This file is part of GCC.
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5
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6 GCC is free software; you can redistribute it and/or modify it under
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7 the terms of the GNU General Public License as published by the Free
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8 Software Foundation; either version 3, or (at your option) any later
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9 version.
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10
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11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20 #ifndef GCC_INSN_ADDR_H
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21 #define GCC_INSN_ADDR_H
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22
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23 #include "vecprim.h"
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24
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25 extern VEC(int,heap) *insn_addresses_;
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26 extern int insn_current_address;
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27
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28 #define INSN_ADDRESSES(id) (*&(VEC_address (int, insn_addresses_) [id]))
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29 #define INSN_ADDRESSES_ALLOC(size) \
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30 do \
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31 { \
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32 insn_addresses_ = VEC_alloc (int, heap, size); \
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33 VEC_safe_grow (int, heap, insn_addresses_, size); \
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34 memset (VEC_address (int, insn_addresses_), \
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35 0, sizeof (int) * size); \
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36 } \
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37 while (0)
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38 #define INSN_ADDRESSES_FREE() (VEC_free (int, heap, insn_addresses_))
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39 #define INSN_ADDRESSES_SET_P() (insn_addresses_ != 0)
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40 #define INSN_ADDRESSES_SIZE() (VEC_length (int, insn_addresses_))
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41
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42 static inline void
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43 insn_addresses_new (rtx insn, int insn_addr)
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44 {
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45 unsigned insn_uid = INSN_UID ((insn));
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46
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47 if (INSN_ADDRESSES_SET_P ())
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48 {
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49 size_t size = INSN_ADDRESSES_SIZE ();
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50 if (size <= insn_uid)
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51 {
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52 int *p;
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53 VEC_safe_grow (int, heap, insn_addresses_, insn_uid + 1);
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54 p = VEC_address (int, insn_addresses_);
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55 memset (&p[size],
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56 0, sizeof (int) * (insn_uid + 1 - size));
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57 }
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58 INSN_ADDRESSES (insn_uid) = insn_addr;
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59 }
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60 }
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61
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62 #define INSN_ADDRESSES_NEW(insn, addr) \
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63 (insn_addresses_new (insn, addr))
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64
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65 #endif /* ! GCC_INSN_ADDR_H */
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