[PATCH] D12196: [ARM] Extract shifts out of multiply-by-constant

[John Brawn via llvm-commits]

john.brawn updated this revision to Diff 34163.
john.brawn added a comment.

Turn ExtractShiftFromMul into canExtractShiftFromMul and move the hasOneUse check on the multiply into it.


Repository:
  rL LLVM

http://reviews.llvm.org/D12196

Files:
  lib/Target/ARM/ARMISelDAGToDAG.cpp
  test/CodeGen/ARM/shifter_operand.ll

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