Allow LiveRangeEdit to be created with a NULL parent.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Sat, 19 May 2012 05:25:46 +0000 (05:25 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Sat, 19 May 2012 05:25:46 +0000 (05:25 +0000)
commit20942dcd8634ad75091fe89669868cfebf74e869
treead09246c752d9222d40946d1144773d1439d7f80
parent791e629deef7e4a410e67527da26405916415d3a
Allow LiveRangeEdit to be created with a NULL parent.

The dead code elimination with callbacks is still useful.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157100 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/CodeGen/LiveRangeEdit.h
lib/CodeGen/LiveRangeEdit.cpp
lib/CodeGen/RegAllocBasic.cpp
lib/CodeGen/RegAllocGreedy.cpp
lib/CodeGen/RegAllocPBQP.cpp