tree 61863847e387d33c29f23d920ec3200d785a66f5
parent 215f35eb8f1c313ac135ad47db1cc0b99b3ae694
author Craig Topper <craig.topper@sifive.com> 1776059859 -0700
committer GitHub <noreply@github.com> 1776059859 -0700
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[TargetLowering] Support larger divisors in expandDIVREMByConstant. (#191119)

Instead of bailing out if the original divisor exceeds HBitWidth,
allow divisors that fit in HBitWidth after removing trailing zeros.

PartialRem now needs a low and high part. Shifting RemL left
now needs to handle shifting into RemH.

Assisted-by: Claude Sonnet 4.5