diff options
| -rw-r--r-- | lib/CodeGen/RegAllocGreedy.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/CodeGen/RegAllocGreedy.cpp b/lib/CodeGen/RegAllocGreedy.cpp index 450f008b67..4fcbdb8903 100644 --- a/lib/CodeGen/RegAllocGreedy.cpp +++ b/lib/CodeGen/RegAllocGreedy.cpp @@ -1501,6 +1501,10 @@ 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) { + // Ranges must be Split2 or less. + if (getStage(VirtReg) >= RS_Spill) + return 0; + // Local intervals are handled separately. if (LIS->intervalIsInOneMBB(VirtReg)) { NamedRegionTimer T("Local Splitting", TimerGroupName, TimePassesIsEnabled); @@ -1510,10 +1514,6 @@ unsigned RAGreedy::trySplit(LiveInterval &VirtReg, AllocationOrder &Order, NamedRegionTimer T("Global Splitting", TimerGroupName, TimePassesIsEnabled); - // Ranges must be Split2 or less. - if (getStage(VirtReg) >= RS_Spill) - return 0; - SA->analyze(&VirtReg); // FIXME: SplitAnalysis may repair broken live ranges coming from the |