Remove unsigned support in Z::imulEvaluator #4583
Merged
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Codes guarded by
isUnsigned()
are dead codes since all theunsigned imul
ILOpcodes have been removed in #4512. OnlyTR::imul
still invokesZ::imulEvaluator
on Z. Therefore, remove unsigned support in theZ::imulEvaluator
.Note: I have checked all the
evaluator
s,simplifier
s andconstrain
s that are affected by #4512, there is no other similar problem (e.g. there is no other "dead unsigned support path" caused by that PR.)Issue: #2657
Signed-off-by: Bohao(Aaron) Wang aaronwang0407@gmail.com