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0d2bcfaf | 1 | /* Disassembler structures definitions for the ARC. |
6f2750fe | 2 | Copyright (C) 1994-2016 Free Software Foundation, Inc. |
886a2506 NC |
3 | |
4 | Contributed by Claudiu Zissulescu (claziss@synopsys.com) | |
0d2bcfaf | 5 | |
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6 | This file is part of libopcodes. |
7 | ||
8 | This library is free software; you can redistribute it and/or modify | |
0d2bcfaf | 9 | it under the terms of the GNU General Public License as published by |
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10 | the Free Software Foundation; either version 3, or (at your option) |
11 | any later version. | |
0d2bcfaf | 12 | |
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13 | It is distributed in the hope that it will be useful, but WITHOUT |
14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
15 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
16 | License for more details. | |
0d2bcfaf NC |
17 | |
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software Foundation, | |
f4321104 | 20 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
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21 | |
22 | #ifndef ARCDIS_H | |
23 | #define ARCDIS_H | |
24 | ||
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25 | #ifdef __cplusplus |
26 | extern "C" { | |
27 | #endif | |
28 | ||
886a2506 | 29 | enum ARC_Debugger_OperandType |
0d2bcfaf | 30 | { |
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31 | ARC_UNDEFINED, |
32 | ARC_LIMM, | |
33 | ARC_SHIMM, | |
34 | ARC_REGISTER, | |
35 | ARCOMPACT_REGISTER /* Valid only for the | |
36 | registers allowed in | |
37 | 16 bit mode. */ | |
0d2bcfaf NC |
38 | }; |
39 | ||
43e65147 | 40 | enum Flow |
0d2bcfaf NC |
41 | { |
42 | noflow, | |
43 | direct_jump, | |
44 | direct_call, | |
45 | indirect_jump, | |
46 | indirect_call, | |
47 | invalid_instr | |
48 | }; | |
49 | ||
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50 | enum NullifyMode |
51 | { | |
52 | BR_exec_when_no_jump, | |
53 | BR_exec_always, | |
54 | BR_exec_when_jump | |
55 | }; | |
56 | ||
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57 | enum { allOperandsSize = 256 }; |
58 | ||
43e65147 | 59 | struct arcDisState |
0d2bcfaf NC |
60 | { |
61 | void *_this; | |
62 | int instructionLen; | |
63 | void (*err)(void*, const char*); | |
64 | const char *(*coreRegName)(void*, int); | |
65 | const char *(*auxRegName)(void*, int); | |
66 | const char *(*condCodeName)(void*, int); | |
67 | const char *(*instName)(void*, int, int, int*); | |
43e65147 | 68 | |
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69 | unsigned char* instruction; |
70 | unsigned index; | |
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71 | const char *comm[6]; /* Instr name, cond, NOP, 3 operands. */ |
72 | ||
73 | union | |
74 | { | |
75 | unsigned int registerNum; | |
76 | unsigned int shortimm; | |
77 | unsigned int longimm; | |
78 | } source_operand; | |
79 | enum ARC_Debugger_OperandType sourceType; | |
80 | ||
0d2bcfaf NC |
81 | int opWidth; |
82 | int targets[4]; | |
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83 | /* START ARC LOCAL. */ |
84 | unsigned int addresses[4]; | |
85 | /* END ARC LOCAL. */ | |
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86 | /* Set as a side-effect of calling the disassembler. |
87 | Used only by the debugger. */ | |
88 | enum Flow flow; | |
89 | int register_for_indirect_jump; | |
90 | int ea_reg1, ea_reg2, _offset; | |
91 | int _cond, _opcode; | |
92 | unsigned long words[2]; | |
93 | char *commentBuffer; | |
94 | char instrBuffer[40]; | |
95 | char operandBuffer[allOperandsSize]; | |
96 | char _ea_present; | |
886a2506 | 97 | char _addrWriteBack; /* Address writeback. */ |
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98 | char _mem_load; |
99 | char _load_len; | |
886a2506 | 100 | enum NullifyMode nullifyMode; |
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101 | unsigned char commNum; |
102 | unsigned char isBranch; | |
103 | unsigned char tcnt; | |
104 | unsigned char acnt; | |
105 | }; | |
106 | ||
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107 | struct arcDisState |
108 | arcAnalyzeInstr (bfd_vma memaddr, struct disassemble_info *); | |
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109 | |
110 | #ifdef __cplusplus | |
111 | } | |
112 | #endif | |
113 | ||
0d2bcfaf | 114 | #endif |