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Fixed minor ASHC bug

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Jeff 2017-03-05 16:19:25 -08:00 • committed by Jeff Parsons
commit 6b68525f24
5 changed files with 17 additions and 8 deletions
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2
modules/pdp10/lib/cpuops.js
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@ -1686,7 +1686,7 @@ PDP10.opASHC = function(op, acc)
/*
* For this right shift of 1-35 bits, determine the value of bits shifted in from the left.
*/
bits = (wLeft > PDP10.INT_MASK? PDP10.WORD_LIMIT - Math.pow(2, 36 - s) : 0);
bits = (wLeft > PDP10.INT_MASK? PDP10.WORD_LIMIT - Math.pow(2, 36 + s) : 0);
/*
* The bits that we add to wRight from wLeft must be shifted right one additional bit, because
* they must "skip over" the sign bit of wRight. This means we must zero the sign bit of wRight,