[all-commits] [llvm/llvm-project] dda600: [AArch64] Attempt to sink mul operands

[NickGuy-Arm via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: dda60035e9f0769c8907cdf6561489e0435c2275
      https://github.com/llvm/llvm-project/commit/dda60035e9f0769c8907cdf6561489e0435c2275
  Author: Nicholas Guy <nicholas.guy at arm.com>
  Date:   2021-01-13 (Wed, 13 Jan 2021)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    A llvm/test/CodeGen/AArch64/aarch64-matrix-umull-smull.ll

  Log Message:
  -----------
  [AArch64] Attempt to sink mul operands

Following on from D91255, this patch is responsible for sinking relevant mul
operands to the same block so that umull/smull instructions can be correctly
generated by the mul combine implemented in the aforementioned patch.

Differential revision: https://reviews.llvm.org/D91271