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Cleanup collectChangingRegs
authorAdrian Prantl <aprantl@apple.com>
Wed, 6 Aug 2014 18:41:19 +0000 (18:41 +0000)
committerAdrian Prantl <aprantl@apple.com>
Wed, 6 Aug 2014 18:41:19 +0000 (18:41 +0000)
commit6e62bbdafc5f0b173bf873b846da101bbb44a735
treef33f256e87179113d66fba963f1e4a4675e6e39a
parente7a280ac8651285bc0e1fd78cd5264be96f8e243
Cleanup collectChangingRegs

The handling of the epilogue is best expressed as an early exit and
there is no reason to look for register defs in DbgValue MIs.

Patch by Frederic Riss!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214986 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/AsmPrinter/DbgValueHistoryCalculator.cpp