Merging r228039:
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r228039 | marek.olsak | 2015-02-03 16:53:08 -0500 (Tue, 03 Feb 2015) | 6 lines
R600/SI: Remove useless patterns in VALU which are already covered by SALU
Also remove hasPostISelHook=1 from V_LSHL_B32. It's defined by InstSI already.
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_36@235336
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