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32-bit operand fixes

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Jeff Parsons 2015-05-05 11:45:24 -07:00 • committed by jeffpar
commit 380db6ef7d
8 changed files with 53 additions and 20 deletions
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4
modules/pcjs/lib/x86ops.js
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@ -1380,7 +1380,7 @@ X86.opOS = function OS()
this.opFlags |= X86.OPFLAG.DATASIZE;
this.dataSize ^= 0x6; // that which is 2 shall become 4, and vice versa
this.dataMask ^= (0xffff0000|0); // that which is 0x0000ffff shall become 0xffffffff, and vice versa
this.setDataSize();
this.updateDataSize();
this.nStepCycles -= this.cycleCounts.nOpCyclesPrefix;
}
};
@ -1398,7 +1398,7 @@ X86.opAS = function AS()
this.opFlags |= X86.OPFLAG.ADDRSIZE;
this.addrSize ^= 0x06; // that which is 2 shall become 4, and vice versa
this.addrMask ^= (0xffff0000|0); // that which is 0x0000ffff shall become 0xffffffff, and vice versa
this.setAddrSize();
this.updateAddrSize();
this.nStepCycles -= this.cycleCounts.nOpCyclesPrefix;
}
};