6502/65816.js
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added COP

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This commit is contained in:
Preston Skupinski 2011-05-15 20:05:31 -04:00
parent e37b40fb76
commit 7de24ebf33
1 changed files with 11 additions and 1 deletions
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12
cpu.js
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@ -162,7 +162,8 @@ function CPU_65816() {
0xf4 : PEA, 0xd4 : PEI, 0x8b : PHB, 0xab : PLB,
0x4b : PHK, 0x0b : PHD, 0x2b : PLD, 0x62 : PER,
0x20 : JSR, 0x60 : RTS, 0x22 : JSL, 0x6b : RTL,
0x54 : MVN, 0x44 : MVP, 0x00 : BRK, 0x40 : RTI };
0x54 : MVN, 0x44 : MVP, 0x00 : BRK, 0x40 : RTI,
0x02 : COP };
/**
* Take a raw hex string representing the program and execute it.
@ -342,6 +343,15 @@ var MMU = {
}
};
var COP = {
bytes_required:function() {
return 2;
},
execute:function(cpu) {
cpu.interrupt = 4;
}
};
var BRK = {
bytes_required:function() {
return 2;