LLVM  6.0.0svn
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CalcSpillWeights.h File Reference
#include "llvm/ADT/DenseMap.h"
#include "llvm/CodeGen/SlotIndexes.h"
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Classes

class  llvm::VirtRegAuxInfo
 Calculate auxiliary information for a virtual register such as its spill weight and allocation hint. More...
 

Namespaces

 llvm
 Compute iterated dominance frontiers using a linear time algorithm.
 

Functions

static float llvm::normalizeSpillWeight (float UseDefFreq, unsigned Size, unsigned NumInstr)
 Normalize the spill weight of a live interval. More...
 
void llvm::calculateSpillWeightsAndHints (LiveIntervals &LIS, MachineFunction &MF, VirtRegMap *VRM, const MachineLoopInfo &MLI, const MachineBlockFrequencyInfo &MBFI, VirtRegAuxInfo::NormalizingFn norm=normalizeSpillWeight)
 Compute spill weights and allocation hints for all virtual register live intervals. More...