[all-commits] [llvm/llvm-project] a5d161: [PowerPC] Don't use rldicl for PPC32

[LemonBoy via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: a5d161c119d5a03c1ce834c6f4ce2576d6a064e4
      https://github.com/llvm/llvm-project/commit/a5d161c119d5a03c1ce834c6f4ce2576d6a064e4
  Author: LemonBoy <thatlemon at gmail.com>
  Date:   2020-04-18 (Sat, 18 Apr 2020)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCInstrInfo.td
    M llvm/test/CodeGen/PowerPC/testBitReverse.ll

  Log Message:
  -----------
  [PowerPC] Don't use rldicl for PPC32

According to https://www.ibm.com/support/knowledgecenter/ssw_aix_72/assembler/idalangref_rldicl_rletdw_instrs.html rldicl should not be used when targeting 32bit CPUs.

Reviewed By: #powerpc, nemanjai, MaskRay

Differential Revision: https://reviews.llvm.org/D77946