Jakob Stoklund Olesen b421c566f5 Use an IndexedMap for LiveVariables::VirtRegInfo. ...

Provide MRI::getNumVirtRegs() and TRI::index2VirtReg() functions to allow
iteration over virtual registers without depending on the representation of
virtual register numbers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123098 91177308-0d34-0410-b5e6-96231b3b80d8

2011-01-08 23:10:57 +00:00

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