1 /* ARC target-dependent stuff. Extension data structures.
2 Copyright (C) 1995-2016 Free Software Foundation, Inc.
4 This file is part of libopcodes.
6 This library 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 3, or (at your option)
11 It is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
14 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., 51 Franklin Street - Fifth Floor, Boston,
19 MA 02110-1301, USA. */
21 /*This header file defines a table of extensions to the ARC processor
22 architecture. These extensions are read from the '.arcextmap' or
23 '.gnu.linkonce.arcextmap.<type>.<N>' sections in the ELF file which
24 is identified by the bfd parameter to the build_ARC_extmap function.
26 These extensions may include:
32 Once the table has been constructed, accessor functions may be used
33 to retrieve information from it.
35 The build_ARC_extmap constructor function build_ARC_extmap may be
36 called as many times as required; it will re-initialize the table
39 #ifndef ARC_EXTENSIONS_H
40 #define ARC_EXTENSIONS_H
42 #define IGNORE_FIRST_OPD 1
44 /* Define this if we do not want to encode instructions based on the
45 ARCompact Programmer's Reference. */
49 /* This defines the kinds of extensions which may be read from the
50 ections in the executable files. */
54 EXT_CORE_REGISTER = 1,
57 EXT_INSTRUCTION32 = 4,
58 EXT_AC_INSTRUCTION = 4,
59 EXT_REMOVE_CORE_REG = 5,
60 EXT_LONG_CORE_REGISTER = 6,
61 EXT_AUX_REGISTER_EXTENDED = 7,
62 EXT_INSTRUCTION32_EXTENDED = 8,
63 EXT_CORE_REGISTER_CLASS = 9
76 /* Constructor function. */
77 extern void build_ARC_extmap (bfd *);
79 /* Accessor functions. */
80 extern enum ExtReadWrite arcExtMap_coreReadWrite (int);
81 extern const char * arcExtMap_coreRegName (int);
82 extern const char * arcExtMap_auxRegName (long);
83 extern const char * arcExtMap_condCodeName (int);
84 extern const char * arcExtMap_instName (int, int, int *);
86 /* Dump function (for debugging). */
87 extern void dump_ARC_extmap (void);
89 #endif /* ARC_EXTENSIONS_H */