[all-commits] [llvm/llvm-project] 0ad57b: [PowerPC] Enable track-subreg-liveness by default

[Qiu Chaofan via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0ad57bf236df9be06811e52c85d4a8ff5f89d387
      https://github.com/llvm/llvm-project/commit/0ad57bf236df9be06811e52c85d4a8ff5f89d387
  Author: Qiu Chaofan <qiucofan at cn.ibm.com>
  Date:   2022-12-28 (Wed, 28 Dec 2022)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCSubtarget.cpp
    M llvm/test/CodeGen/PowerPC/all-atomics.ll
    M llvm/test/CodeGen/PowerPC/crbits.ll
    M llvm/test/CodeGen/PowerPC/fp-strict-fcmp-spe.ll
    M llvm/test/CodeGen/PowerPC/mma-acc-copy-hints.ll
    M llvm/test/CodeGen/PowerPC/mma-acc-memops.ll
    M llvm/test/CodeGen/PowerPC/mma-acc-spill.ll
    M llvm/test/CodeGen/PowerPC/mma-intrinsics.ll
    M llvm/test/CodeGen/PowerPC/mmaplus-acc-spill.ll
    M llvm/test/CodeGen/PowerPC/p10-spill-creq.ll
    M llvm/test/CodeGen/PowerPC/p10-spill-crgt.ll
    M llvm/test/CodeGen/PowerPC/p10-spill-crlt.ll
    M llvm/test/CodeGen/PowerPC/paired-vector-intrinsics.ll
    M llvm/test/CodeGen/PowerPC/ppc64-acc-regalloc-bugfix.ll
    M llvm/test/CodeGen/PowerPC/ppc64-acc-regalloc.ll
    M llvm/test/CodeGen/PowerPC/pr45709.ll
    M llvm/test/CodeGen/PowerPC/spe.ll
    M llvm/test/CodeGen/PowerPC/umulo-128-legalisation-lowering.ll
    M llvm/test/CodeGen/PowerPC/wide-scalar-shift-by-byte-multiple-legalization.ll

  Log Message:
  -----------
  [PowerPC] Enable track-subreg-liveness by default

This option helps some MMA related cases to reduce unnecessary copies.

Reviewed By: shchenz

Differential Revision: https://reviews.llvm.org/D108902