[PATCH] D58950: [PowerPC] Strength reduction of multiply by a constant by shift and add/sub in place

[Zixuan Wu via Phabricator via llvm-commits]

wuzish updated this revision to Diff 192413.
wuzish added a comment.

update code comments.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58950/new/

https://reviews.llvm.org/D58950

Files:
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp
  llvm/lib/Target/PowerPC/PPCISelLowering.h
  llvm/test/CodeGen/PowerPC/mul-const-i64.ll
  llvm/test/CodeGen/PowerPC/mul-const-vector.ll
  llvm/test/CodeGen/PowerPC/mul-const.ll
  llvm/test/CodeGen/PowerPC/mul-neg-power-2.ll
  llvm/test/CodeGen/PowerPC/mulli64.ll

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