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45 lines
1.3 KiB
Objective-C
45 lines
1.3 KiB
Objective-C
/*
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* PDP-8/E Simulator
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*
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* Copyright © 1994-2015 Bernhard Baehr
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*
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* Opcode.h - Class representing a PDP-8 opcode
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*
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* This file is part of PDP-8/E Simulator.
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*
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* PDP-8/E Simulator 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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*
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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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*
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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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*/
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@interface Opcode : NSObject <NSCopying>
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{
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@private
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int address; /* PDP-8 address used while assembly */
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int word0; /* first 12-bit word of the opcode, -1 == invalid */
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int word1; /* optional second word, -1 == not used */
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}
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+ (Opcode *) opcodeWithAddress:(int)addr;
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+ (Opcode *) opcodeWithAddress:(int)addr value:(int)value;
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- (Opcode *) initWithAddress:(int)addr;
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- (Opcode *) initWithAddress:(int)addr value:(int)value;
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- (int) address;
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- (int) word0;
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- (void) setWord0:(int)w1;
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- (int) word1;
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- (void) setWord1:(int)w2;
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@end
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