1/*****************************************************************************/
2/* */
3/* ea65.h */
4/* */
5/* Effective address structure definition */
6/* */
7/* */
8/* */
9/* (C) 1998-2004 Ullrich von Bassewitz */
10/* Römerstrasse 52 */
11/* D-70794 Filderstadt */
12/* EMail: uz@cc65.org */
13/* */
14/* */
15/* This software is provided 'as-is', without any expressed or implied */
16/* warranty. In no event will the authors be held liable for any damages */
17/* arising from the use of this software. */
18/* */
19/* Permission is granted to anyone to use this software for any purpose, */
20/* including commercial applications, and to alter it and redistribute it */
21/* freely, subject to the following restrictions: */
22/* */
23/* 1. The origin of this software must not be misrepresented; you must not */
24/* claim that you wrote the original software. If you use this software */
25/* in a product, an acknowledgment in the product documentation would be */
26/* appreciated but is not required. */
27/* 2. Altered source versions must be plainly marked as such, and must not */
28/* be misrepresented as being the original software. */
29/* 3. This notice may not be removed or altered from any source */
30/* distribution. */
31/* */
32/*****************************************************************************/
33
34
35
36#ifndef EA_H
37#define EA_H
38
39
40
41/*****************************************************************************/
42/* Data */
43/*****************************************************************************/
44
45
46
47/* GetEA result struct */
48typedef struct EffAddr EffAddr;
49struct EffAddr {
50 /* First three fields get filled when calling GetEA */
51 unsigned long AddrModeSet; /* Possible addressing modes */
52 struct ExprNode* Expr; /* Expression if any (NULL otherwise) */
53 unsigned Reg; /* Register number in sweet16 mode */
54
55 /* The following fields are used inside instr.c */
56 unsigned AddrMode; /* Actual addressing mode used */
57 unsigned long AddrModeBit; /* Addressing mode as bit mask */
58 unsigned char Opcode; /* Opcode */
59};
60
61
62
63/* End of ea.h */
64
65#endif
66