48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* armemu.h -- ARMulator emulation macros: ARM6 Instruction Emulator.
|
|
Copyright (C) 1994 Advanced RISC Machines Ltd.
|
|
|
|
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 2 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, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
|
#pragma once
|
|
|
|
#include "core/arm/skyeye_common/armdefs.h"
|
|
|
|
// Flags for use with the APSR.
|
|
enum : u32 {
|
|
NBIT = (1U << 31U),
|
|
ZBIT = (1 << 30),
|
|
CBIT = (1 << 29),
|
|
VBIT = (1 << 28),
|
|
QBIT = (1 << 27),
|
|
JBIT = (1 << 24),
|
|
EBIT = (1 << 9),
|
|
ABIT = (1 << 8),
|
|
IBIT = (1 << 7),
|
|
FBIT = (1 << 6),
|
|
TBIT = (1 << 5),
|
|
|
|
// Masks for groups of bits in the APSR.
|
|
MODEBITS = 0x1F,
|
|
INTBITS = 0x1C0,
|
|
};
|
|
|
|
// Values for Emulate.
|
|
enum {
|
|
STOP = 0, // Stop
|
|
CHANGEMODE = 1, // Change mode
|
|
ONCE = 2, // Execute just one interation
|
|
RUN = 3 // Continuous execution
|
|
};
|