[all-commits] [llvm/llvm-project] ece734: [PowerPC] Lower f128 SETCC/SELECT_CC as libcall if...

[Qiu Chaofan via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ece7345859c38acb015243632822f41214d01adc
      https://github.com/llvm/llvm-project/commit/ece7345859c38acb015243632822f41214d01adc
  Author: Qiu Chaofan <qiucofan at cn.ibm.com>
  Date:   2021-04-12 (Mon, 12 Apr 2021)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
    M llvm/lib/Target/PowerPC/PPCISelLowering.cpp
    M llvm/test/CodeGen/PowerPC/f128-compare.ll
    M llvm/test/CodeGen/PowerPC/fp-strict-fcmp.ll

  Log Message:
  -----------
  [PowerPC] Lower f128 SETCC/SELECT_CC as libcall if p9vector disabled

XSCMPUQP is not available for pre-P9 subtargets. This patch will lower
them into libcall for correct behavior on power7/power8.

Reviewed By: steven.zhang

Differential Revision: https://reviews.llvm.org/D92083