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* Olaf Seibert <rhialto@falu.nl>
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* This file is part of VICE, the Versatile Commodore Emulator.
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* See README for copyright notice.
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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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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#ifndef VICE_H6809REGS_H
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#define VICE_H6809REGS_H
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typedef struct h6809_regs_s {
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extern h6809_regs_t h6809_regs;
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#define H6809_REGS_GET_X(reg_ptr) ((reg_ptr)->reg_x)
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#define H6809_REGS_GET_Y(reg_ptr) ((reg_ptr)->reg_y)
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#define H6809_REGS_GET_U(reg_ptr) ((reg_ptr)->reg_u)
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#define H6809_REGS_GET_S(reg_ptr) ((reg_ptr)->reg_s)
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#define H6809_REGS_GET_PC(reg_ptr) ((reg_ptr)->reg_pc)
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#define H6809_REGS_GET_DP(reg_ptr) ((reg_ptr)->reg_dp)
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#define H6809_REGS_GET_CC(reg_ptr) ((reg_ptr)->reg_cc)
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#define H6809_REGS_GET_A(reg_ptr) ((reg_ptr)->reg_a)
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#define H6809_REGS_GET_B(reg_ptr) ((reg_ptr)->reg_b)
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#define H6809_REGS_GET_D(reg_ptr) (((reg_ptr)->reg_a << 8) | (reg_ptr)->reg_b)
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#define H6809_REGS_TEST_E(reg_ptr) ((reg_ptr)->reg_cc & 0x80)
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#define H6809_REGS_TEST_F(reg_ptr) ((reg_ptr)->reg_cc & 0x40)
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#define H6809_REGS_TEST_H(reg_ptr) ((reg_ptr)->reg_cc & 0x20)
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#define H6809_REGS_TEST_I(reg_ptr) ((reg_ptr)->reg_cc & 0x10)
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#define H6809_REGS_TEST_N(reg_ptr) ((reg_ptr)->reg_cc & 0x08)
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#define H6809_REGS_TEST_Z(reg_ptr) ((reg_ptr)->reg_cc & 0x04)
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#define H6809_REGS_TEST_V(reg_ptr) ((reg_ptr)->reg_cc & 0x02)
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#define H6809_REGS_TEST_C(reg_ptr) ((reg_ptr)->reg_cc & 0x01)
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#define H6809_REGS_SET_X(reg_ptr, val) ((reg_ptr)->reg_x = (val))
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#define H6809_REGS_SET_Y(reg_ptr, val) ((reg_ptr)->reg_y = (val))
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#define H6809_REGS_SET_U(reg_ptr, val) ((reg_ptr)->reg_u = (val))
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#define H6809_REGS_SET_S(reg_ptr, val) ((reg_ptr)->reg_s = (val))
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#define H6809_REGS_SET_PC(reg_ptr, val) ((reg_ptr)->reg_pc = (val))
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#define H6809_REGS_SET_DP(reg_ptr, val) ((reg_ptr)->reg_dp = (val))
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#define H6809_REGS_SET_CC(reg_ptr, val) ((reg_ptr)->reg_cc = (val))
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#define H6809_REGS_SET_A(reg_ptr, val) ((reg_ptr)->reg_a = (val))
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#define H6809_REGS_SET_B(reg_ptr, val) ((reg_ptr)->reg_b = (val))
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#define H6809_REGS_SET_D(reg_ptr, val) do { \
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(reg_ptr)->reg_a = ((val) >> 8); \
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(reg_ptr)->reg_b = (val) & 0xFF; \
added
removed
src/h6809regs.h
