[all-commits] [llvm/llvm-project] eb7b8e: [AAch64] Optimize muls with operands having enough...

[bipmis via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: eb7b8e3e2aab6bca3d4403ceb1402e10c4e853b6
      https://github.com/llvm/llvm-project/commit/eb7b8e3e2aab6bca3d4403ceb1402e10c4e853b6
  Author: bipmis <biplob.mishra at arm.com>
  Date:   2022-12-21 (Wed, 21 Dec 2022)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64InstrInfo.td
    M llvm/test/CodeGen/AArch64/aarch64-mull-masks.ll

  Log Message:
  -----------
  [AAch64] Optimize muls with operands having enough zero bits.

Fix the regression in the reported test case lagarith-preproc.c.
Specfic to the incorrect umsubl generation.

Differential Revision: https://reviews.llvm.org/D139411