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Separate timers for local and global splitting.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126001 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-02-19 00:38:40 +00:00
parent 75dab009eb
commit a2ebf60ef2
1 changed files with 5 additions and 2 deletions
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7
lib/CodeGen/RegAllocGreedy.cpp
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@ -1116,12 +1116,15 @@ unsigned RAGreedy::tryLocalSplit(LiveInterval &VirtReg, AllocationOrder &Order,
/// @return Physreg when VirtReg may be assigned and/or new NewVRegs.
unsigned RAGreedy::trySplit(LiveInterval &VirtReg, AllocationOrder &Order,
SmallVectorImpl<LiveInterval*>&NewVRegs) {
NamedRegionTimer T("Splitter", TimerGroupName, TimePassesIsEnabled);
SA->analyze(&VirtReg);
// Local intervals are handled separately.
if (LIS->intervalIsInOneMBB(VirtReg))
if (LIS->intervalIsInOneMBB(VirtReg)) {
NamedRegionTimer T("Local Splitting", TimerGroupName, TimePassesIsEnabled);
return tryLocalSplit(VirtReg, Order, NewVRegs);
}
NamedRegionTimer T("Global Splitting", TimerGroupName, TimePassesIsEnabled);
// First try to split around a region spanning multiple blocks.
unsigned PhysReg = tryRegionSplit(VirtReg, Order, NewVRegs);