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[PBQP] Fix coalescing benefits
authorArnaud A. de Grandmaison <arnaud.degrandmaison@arm.com>
Tue, 21 Oct 2014 16:24:15 +0000 (16:24 +0000)
committerArnaud A. de Grandmaison <arnaud.degrandmaison@arm.com>
Tue, 21 Oct 2014 16:24:15 +0000 (16:24 +0000)
commita5d0ebdbc2df7326032ff57f9354b82a0bb682af
tree0e2006f08bbbc0ed8bd46c55be1105ff95a586fbtree | snapshot
parentc65b578e25c700fbe4f5c8b6a9a692d0e6301acbcommit | diff
[PBQP] Fix coalescing benefits

As coalescing registers is a benefit, the cost should be improved (i.e. made smaller) when coalescing is possible.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220302 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegAllocPBQP.cpp diff | blob | history
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