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53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
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/* Target-dependent code for the Z80.
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Copyright (C) 2002-2021 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef Z80_TDEP_H
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#define Z80_TDEP_H
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/* Register pair constants
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Order optimized for gdb-stub implementation
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Most of register pairs are 16 bit length on Z80 and
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24 bit on eZ80 in ADL or MADL modes */
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enum z80_regnum
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{
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Z80_AF_REGNUM,
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Z80_BC_REGNUM,
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Z80_DE_REGNUM,
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Z80_HL_REGNUM,
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Z80_SP_REGNUM, /* SPL on eZ80 CPU */
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Z80_PC_REGNUM,
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Z80_IX_REGNUM,
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Z80_IY_REGNUM,
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Z80_AFA_REGNUM,
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Z80_BCA_REGNUM,
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Z80_DEA_REGNUM,
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Z80_HLA_REGNUM,
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Z80_IR_REGNUM,
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/* eZ80 only registers */
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Z80_SPS_REGNUM /* SPS register of eZ80 CPU */
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};
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#define Z80_NUM_REGS 13
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#define Z80_REG_BYTES (Z80_NUM_REGS*2)
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#define EZ80_NUM_REGS (Z80_NUM_REGS + 1)
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#define EZ80_REG_BYTES (EZ80_NUM_REGS*3)
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#endif /* z80-tdep.h */
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