[RISCV] Don't call CheckAndMask from selectZExti32.
authorCraig Topper <craig.topper@sifive.com>
Fri, 26 Mar 2021 05:04:24 +0000 (22:04 -0700)
committerCraig Topper <craig.topper@sifive.com>
Fri, 26 Mar 2021 05:07:41 +0000 (22:07 -0700)
commit5a18c576c45cba4d90a492e3162e547e04f060df
treeb6ee989ed81c32fb5f63f87605d6ba925f4ac083
parent9be8f8b34d9b150cd1811e3556fe9d0cd735ae29
[RISCV] Don't call CheckAndMask from selectZExti32.

Now that targetShrinkDemandedConstant preserves 0xffffffff masks we
shouldn't need to call computeKnownBits here.
llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp