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(parent: 675619c) | patch
Drop interference reassignment in favor of eviction.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Sun, 27 Mar 2011 22:49:21 +0000 (22:49 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Sun, 27 Mar 2011 22:49:21 +0000 (22:49 +0000)
commiteb29157d80847c207b77910bcd40a6a6c91ca5c5
treeab7b1bde4f4b1d216e3fe013bf9d2a943386b6adtree | snapshot
parent675619ca38adf7d5b019e009add88bcac699bf88commit | diff
Drop interference reassignment in favor of eviction.

The reassignment phase was able to move interference with a higher spill weight,
but it didn't happen very often and it was fairly expensive.

The existing interference eviction picks up the slack.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128397 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegAllocGreedy.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors