[PATCH] D109729: [RISCV] Optimize (add (shl x, c0), (shl y, c1))

[Ben Shi via Phabricator via llvm-commits]

benshi001 added a comment.

Using `let PredicateCodeUsesOperands = 1` makes code more boring and complex. So I have resorted to using DAG2GAG selection which looks more clear.


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  https://reviews.llvm.org/D109729/new/

https://reviews.llvm.org/D109729