Nowadays we generate add(zext(mul(sext, sext)) with nneg zext and the multi-use test is awkward to get right. This should help our test coverage with the vplan cost transition.
Nowadays we generate add(zext(mul(sext, sext)) with nneg zext and the multi-use test is awkward to get right. This should help our test coverage with the vplan cost transition.