34 lines
679 B
Java
34 lines
679 B
Java
package commands;
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import registers.Memory;
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public class CommandUtils
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{
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protected void checkZeroBit(int result)
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{
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if((result % 256) == 0){
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Memory.setZeroBit();
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} else{
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Memory.clearZeroBit();
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}
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}
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protected void checkCarryBit(int result)
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{
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if(result > 255){
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Memory.setCarryBit();
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} else{
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Memory.clearCarryBit();
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}
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}
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protected void checkDigitCarryBit(int literal)
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{
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if(((Memory.workingRegister & 0x0F) + (literal & 0x0F)) > 15){
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Memory.setDigitCarryBit();
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} else{
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Memory.clearDigitCarryBit();
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}
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}
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}
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