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- /* Target-dependent code for the Z80.
- Copyright (C) 2002-2022 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 */
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