[all-commits] [llvm/llvm-project] 403926: [WebAssembly] Skip implied bitmask operation in Lo...

[junparser via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 403926aefefb13553f89ad812b1e2385826a82ec
      https://github.com/llvm/llvm-project/commit/403926aefefb13553f89ad812b1e2385826a82ec
  Author: Jun Ma <JunMa at linux.alibaba.com>
  Date:   2023-03-02 (Thu, 02 Mar 2023)

  Changed paths:
    M llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
    M llvm/test/CodeGen/WebAssembly/masked-shifts.ll

  Log Message:
  -----------
  [WebAssembly] Skip implied bitmask operation in LowerShift

This patch skips redundant explicit masks of the shift count since
it is implied inside wasm shift instruction.

Differential Revision: https://reviews.llvm.org/D144619