Add a description of how to access linker script defined variables from source
[binutils.git] / opcodes / arc-ext.h
blobbfe9750b60c379db3a583c54e7f0e8734b48258d
1 /* ARC target-dependent stuff. Extension data structures.
2 Copyright 1995, 1997, 2000, 2001 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
20 #ifndef ARCEXT_H
21 #define ARCEXT_H
23 enum {EXT_INSTRUCTION = 0};
24 enum {EXT_CORE_REGISTER = 1};
25 enum {EXT_AUX_REGISTER = 2};
26 enum {EXT_COND_CODE = 3};
28 enum {NUM_EXT_INST = (0x1f-0x10+1) + (0x3f-0x09+1)};
29 enum {NUM_EXT_CORE = 59-32+1};
30 enum {NUM_EXT_COND = 0x1f-0x10+1};
32 struct ExtInstruction
34 char flags;
35 char *name;
36 };
38 struct ExtAuxRegister
40 long address;
41 char *name;
42 struct ExtAuxRegister *next;
45 struct arcExtMap
47 struct ExtAuxRegister *auxRegisters;
48 struct ExtInstruction *instructions[NUM_EXT_INST];
49 unsigned char *coreRegisters[NUM_EXT_CORE];
50 unsigned char *condCodes[NUM_EXT_COND];
53 extern int arcExtMap_add(void*, unsigned long);
54 extern const char *arcExtMap_coreRegName(int);
55 extern const char *arcExtMap_auxRegName(long);
56 extern const char *arcExtMap_condCodeName(int);
57 extern const char *arcExtMap_instName(int, int, int*);
58 extern void build_ARC_extmap(bfd *);
60 #define IGNORE_FIRST_OPD 1
62 #endif