Jakob Stoklund Olesen 997fa623fc Add TargetRegisterInfo::getCoveringLanes().
This lane mask provides information about which register lanes
completely cover super-registers. See the block comment before
getCoveringLanes().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182034 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-16 18:03:08 +00:00
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2013-02-05 16:53:11 +00:00
2012-10-11 22:25:56 +00:00
2012-09-13 12:34:29 +00:00