Vikram S. Adve e008b2d62e Allow copy coalescing in more cases: if sum of node degrees is more than ...

than #available regs, compute the sum excluding duplicates and if that
is less than #regs, go ahead and coalesce.
Add method IGNode::getCombinedDegree to count excluding duplicates.

llvm-svn: 3842

2002-09-20 00:45:47 +00:00

1.8 KiB

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