Simple GT_NEG optimization for #13837#43921

Merged

JulieLeeMSFT merged 5 commits intodotnet:masterfrom

JulieLeeMSFT:13837-2

Nov 6, 2020

Commits on Oct 19, 2020

Simple arithmetic optimization with GT_NEG
JulieLeeMSFT
committed
Skip GT_NEG optimization when an operand is constant. Revert bitwise rotation pattern

ewhapdx
authored and
JulieLeeMSFT
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Commits on Nov 3, 2020

Fixed Value Numbering assert
JulieLeeMSFT
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Commits on Nov 5, 2020

Cleaned up code and comments for simple GT_NEG optimization
JulieLeeMSFT
committed

Commits on Nov 6, 2020

Formatting
JulieLeeMSFT
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