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Merge remote-tracking branch
'origin/GP-3621_ghidorahrex_6x09_leftshift_flag_fix' into patch (Closes #5523)
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commit
9b5f8599dc
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@ -434,6 +434,15 @@ macro complement(op)
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setNZFlags(op);
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}
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# Signed shift right.
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# P-code INT_SRIGHT.
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macro arithmeticShiftRight(op)
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{
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$(C) = op & 1;
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op = (op s>> 1);
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setNZFlags(op);
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}
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macro logicalShiftRight(op)
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{
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$(C) = op & 1;
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@ -450,31 +459,25 @@ macro rotateRightWithCarry(op)
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setNZFlags(op);
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}
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macro logicalShiftLeft(op)
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{
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local tmp = (op >> 7);
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$(C) = tmp;
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op = op << 1;
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$(V) = tmp ^ (op >> 7);
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setNZFlags(op);
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}
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macro rotateLeftWithCarry(op)
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{
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local carryIn = $(C);
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$(C) = op >> 7;
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local tmp = (op >> 7);
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$(C) = tmp;
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op = (op << 1) | carryIn;
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$(V) = tmp ^ (op >> 7);
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setNZFlags(op);
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}
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# Signed shift right.
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# P-code INT_SRIGHT.
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macro arithmeticShiftRight(op)
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{
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$(C) = op & 1;
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op = (op s>> 1);
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setNZFlags(op);
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}
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macro logicalShiftLeft(op)
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{
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$(C) = (op >> 7);
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op = op << 1;
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$(Z) = (op == 0);
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$(N) = (op >> 7);
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}
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macro increment(op)
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{
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$(V) = (op == 0x7F);
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@ -1204,7 +1207,7 @@ macro PushEntireState()
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:ADDB OP1 is (op=0xCB | op=0xDB | op=0xEB | op=0xFB) ... & OP1
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{
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setHFlag(A, OP1);
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setHFlag(B, OP1);
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addition(B, OP1);
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}
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