LLVM  6.0.0svn
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llvm::PressureDiff Class Reference

List of PressureChanges in order of increasing, unique PSetID. More...

#include "llvm/CodeGen/RegisterPressure.h"

Public Types

using const_iterator = const PressureChange *

Public Member Functions

const_iterator begin () const
const_iterator end () const
void addPressureChange (unsigned RegUnit, bool IsDec, const MachineRegisterInfo *MRI)
 Add a change in pressure to the pressure diff of a given instruction. More...
void dump (const TargetRegisterInfo &TRI) const

Detailed Description

List of PressureChanges in order of increasing, unique PSetID.

Use a small fixed number, because we can fit more PressureChanges in an empty SmallVector than ever need to be tracked per register class. If more PSets are affected, then we only track the most constrained.

Definition at line 144 of file RegisterPressure.h.

Member Typedef Documentation

◆ const_iterator

Definition at line 158 of file RegisterPressure.h.

Member Function Documentation

◆ addPressureChange()

void PressureDiff::addPressureChange ( unsigned  RegUnit,
bool  IsDec,
const MachineRegisterInfo MRI 

◆ begin()

const_iterator llvm::PressureDiff::begin ( ) const

◆ dump()

LLVM_DUMP_METHOD void PressureDiff::dump ( const TargetRegisterInfo TRI) const

◆ end()

const_iterator llvm::PressureDiff::end ( ) const

The documentation for this class was generated from the following files: