Strength reduce x quotRem 8#8
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winterland1989 merged 1 commit intowinterland1989:masterfrom Nov 30, 2016
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It seems the decode test is starting failing, would you investigate it? |
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Author
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It's good now. :) |
Owner
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Ah, nice catch, |
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Unfortunately GHC < 8.2 doesn't replace
x quotRem 8by more efficient instructions. This patch replaces(i, j) = x quotRem 8withi = unsafeShiftR x 3andj = x .&. 3.