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Add LiveIntervalUnion print methods, RegAllocGreedy::trySplit debug spew.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121783 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2010-12-14 19:38:49 +00:00
parent 4a84cce3ed
commit bfce678de7
3 changed files with 52 additions and 5 deletions
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8
lib/CodeGen/RegAllocGreedy.cpp
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@ -269,6 +269,14 @@ unsigned RAGreedy::tryReassign(LiveInterval &VirtReg, AllocationOrder &Order) {
unsigned RAGreedy::trySplit(LiveInterval &VirtReg, AllocationOrder &Order,
SmallVectorImpl<LiveInterval*>&SplitVRegs) {
NamedRegionTimer T("Splitter", TimerGroupName, TimePassesIsEnabled);
Order.rewind();
while (unsigned PhysReg = Order.next()) {
DEBUG({
query(VirtReg, PhysReg).print(dbgs(), TRI);
for (const unsigned *AI = TRI->getAliasSet(PhysReg); *AI; ++AI)
query(VirtReg, *AI).print(dbgs(), TRI);
});
}
return 0;
}