[all-commits] [llvm/llvm-project] 5a8b19: [PowerPC] handle more splat loads without stack op...

[Chen Zheng via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 5a8b19634002f104c4d389ee53bce3ba858eda60
      https://github.com/llvm/llvm-project/commit/5a8b19634002f104c4d389ee53bce3ba858eda60
  Author: Chen Zheng <czhengsz at cn.ibm.com>
  Date:   2021-11-03 (Wed, 03 Nov 2021)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
    M llvm/lib/Target/PowerPC/PPCISelLowering.cpp
    M llvm/lib/Target/PowerPC/PPCISelLowering.h
    M llvm/lib/Target/PowerPC/PPCInstrVSX.td
    M llvm/lib/Target/PowerPC/PPCMIPeephole.cpp
    M llvm/test/CodeGen/PowerPC/canonical-merge-shuffles.ll
    M llvm/test/CodeGen/PowerPC/load-and-splat.ll
    M llvm/test/CodeGen/PowerPC/scalar_vector_test_3.ll

  Log Message:
  -----------
  [PowerPC] handle more splat loads without stack operation

This mostly improves splat loads code generation on Power7

Reviewed By: jsji

Differential Revision: https://reviews.llvm.org/D106555