[all-commits] [llvm/llvm-project] 3c0b32: [PowerPC] Implement instruction clustering for stores

[Qiu Chaofan via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 3c0b3250230b3847a2a47dfeacfdb794c2285f02
      https://github.com/llvm/llvm-project/commit/3c0b3250230b3847a2a47dfeacfdb794c2285f02
  Author: Qiu Chaofan <qiucofan at cn.ibm.com>
  Date:   2020-09-08 (Tue, 08 Sep 2020)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPC.td
    M llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
    M llvm/lib/Target/PowerPC/PPCInstrInfo.h
    M llvm/lib/Target/PowerPC/PPCSubtarget.cpp
    M llvm/lib/Target/PowerPC/PPCSubtarget.h
    M llvm/lib/Target/PowerPC/PPCTargetMachine.cpp
    A llvm/test/CodeGen/PowerPC/fusion-load-store.ll
    M llvm/test/CodeGen/PowerPC/pcrel-call-linkage-leaf.ll

  Log Message:
  -----------
  [PowerPC] Implement instruction clustering for stores

On Power10, it's profitable to schedule some stores with adjacent target
address together. This patch implements this feature.

Reviewed By: steven.zhang

Differential Revision: https://reviews.llvm.org/D86754