| /* Target-dependent code for the Z80. |
| |
| Copyright (C) 2002-2024 Free Software Foundation, Inc. |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef Z80_TDEP_H |
| #define Z80_TDEP_H |
| |
| /* Register pair constants |
| Order optimized for gdb-stub implementation |
| Most of register pairs are 16 bit length on Z80 and |
| 24 bit on eZ80 in ADL or MADL modes */ |
| enum z80_regnum |
| { |
| Z80_AF_REGNUM, |
| Z80_BC_REGNUM, |
| Z80_DE_REGNUM, |
| Z80_HL_REGNUM, |
| Z80_SP_REGNUM, /* SPL on eZ80 CPU */ |
| Z80_PC_REGNUM, |
| Z80_IX_REGNUM, |
| Z80_IY_REGNUM, |
| Z80_AFA_REGNUM, |
| Z80_BCA_REGNUM, |
| Z80_DEA_REGNUM, |
| Z80_HLA_REGNUM, |
| Z80_IR_REGNUM, |
| /* eZ80 only registers */ |
| Z80_SPS_REGNUM /* SPS register of eZ80 CPU */ |
| }; |
| |
| #define Z80_NUM_REGS 13 |
| #define Z80_REG_BYTES (Z80_NUM_REGS*2) |
| |
| #define EZ80_NUM_REGS (Z80_NUM_REGS + 1) |
| #define EZ80_REG_BYTES (EZ80_NUM_REGS*3) |
| |
| #endif /* z80-tdep.h */ |