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28b48aa1 SB |
1 | /* Target-dependent code for the Z80. |
2 | ||
3 | Copyright (C) 2002-2021 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #ifndef Z80_TDEP_H | |
21 | #define Z80_TDEP_H | |
22 | ||
23 | /* Register pair constants | |
24 | Order optimized for gdb-stub implementation | |
25 | Most of register pairs are 16 bit length on Z80 and | |
26 | 24 bit on eZ80 in ADL or MADL modes */ | |
27 | enum z80_regnum | |
28 | { | |
29 | Z80_AF_REGNUM, | |
30 | Z80_BC_REGNUM, | |
31 | Z80_DE_REGNUM, | |
32 | Z80_HL_REGNUM, | |
33 | Z80_SP_REGNUM, /* SPL on eZ80 CPU */ | |
34 | Z80_PC_REGNUM, | |
35 | Z80_IX_REGNUM, | |
36 | Z80_IY_REGNUM, | |
37 | Z80_AFA_REGNUM, | |
38 | Z80_BCA_REGNUM, | |
39 | Z80_DEA_REGNUM, | |
40 | Z80_HLA_REGNUM, | |
41 | Z80_IR_REGNUM, | |
42 | /* eZ80 only registers */ | |
43 | Z80_SPS_REGNUM /* SPS register of eZ80 CPU */ | |
44 | }; | |
45 | ||
46 | #define Z80_NUM_REGS 13 | |
47 | #define Z80_REG_BYTES (Z80_NUM_REGS*2) | |
48 | ||
49 | #define EZ80_NUM_REGS (Z80_NUM_REGS + 1) | |
50 | #define EZ80_REG_BYTES (EZ80_NUM_REGS*3) | |
51 | ||
52 | #endif /* z80-tdep.h */ |