llvm::PreRARematStage::ScoredRemat::FreqInfo Struct Reference

Execution frequency information required by scoring heuristics. More...

#include "Target/AMDGPU/GCNSchedStrategy.h"

Public Member Functions
	FreqInfo (MachineFunction &MF, const GCNScheduleDAGMILive &DAG)

Public Attributes
SmallVector< uint64_t >	Regions
	Per-region execution frequencies. 0 when unknown.
uint64_t	MinFreq
	Minimum and maximum observed frequencies.
uint64_t	MaxFreq

Detailed Description

Execution frequency information required by scoring heuristics.

Frequencies are scaled down if they are high to avoid overflow/underflow when combining them.

Definition at line 601 of file GCNSchedStrategy.h.

Constructor & Destructor Documentation

FreqInfo()

PreRARematStage::ScoredRemat::FreqInfo::FreqInfo	(	MachineFunction &	MF,
		const GCNScheduleDAGMILive &	DAG )

Definition at line 2929 of file GCNSchedStrategy.cpp.

References assert(), llvm::GCNSchedStage::DAG, llvm::MachineBlockFrequencyInfo::getBlockFreq(), llvm::MachineBlockFrequencyInfo::getEntryFreq(), llvm::BlockFrequency::getFrequency(), I, MaxFreq, MBB, llvm::GCNSchedStage::MF, MinFreq, and Regions.

Member Data Documentation

MaxFreq

uint64_t llvm::PreRARematStage::ScoredRemat::FreqInfo::MaxFreq

Definition at line 605 of file GCNSchedStrategy.h.

Referenced by FreqInfo().

MinFreq

uint64_t llvm::PreRARematStage::ScoredRemat::FreqInfo::MinFreq

Minimum and maximum observed frequencies.

Definition at line 605 of file GCNSchedStrategy.h.

Referenced by FreqInfo().

Regions

SmallVector<uint64_t> llvm::PreRARematStage::ScoredRemat::FreqInfo::Regions

Per-region execution frequencies. 0 when unknown.

Definition at line 603 of file GCNSchedStrategy.h.

Referenced by FreqInfo(), and llvm::PreRARematStage::initGCNSchedStage().

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

• lib/Target/AMDGPU/GCNSchedStrategy.h
• lib/Target/AMDGPU/GCNSchedStrategy.cpp