LLVM: llvm::ProfiParams Struct Reference (original) (raw)

Various thresholds and options controlling the behavior of the profile inference algorithm. More...

#include "[llvm/Transforms/Utils/SampleProfileInference.h](SampleProfileInference%5F8h%5Fsource.html)"

Public Attributes
bool	EvenFlowDistribution {false}
	Evenly distribute flow when there are multiple equally likely options.
bool	RebalanceUnknown {false}
	Evenly re-distribute flow among unknown subgraphs.
bool	JoinIslands {false}
	Join isolated components having positive flow.
unsigned	CostBlockInc {0}
	The cost of increasing a block's count by one.
unsigned	CostBlockDec {0}
	The cost of decreasing a block's count by one.
unsigned	CostBlockZeroInc {0}
	The cost of increasing a count of zero-weight block by one.
unsigned	CostBlockEntryInc {0}
	The cost of increasing the entry block's count by one.
unsigned	CostBlockEntryDec {0}
	The cost of decreasing the entry block's count by one.
unsigned	CostBlockUnknownInc {0}
	The cost of increasing an unknown block's count by one.
unsigned	CostJumpInc {0}
	The cost of increasing a jump's count by one.
unsigned	CostJumpFTInc {0}
	The cost of increasing a fall-through jump's count by one.
unsigned	CostJumpDec {0}
	The cost of decreasing a jump's count by one.
unsigned	CostJumpFTDec {0}
	The cost of decreasing a fall-through jump's count by one.
unsigned	CostJumpUnknownInc {0}
	The cost of increasing an unknown jump's count by one.
unsigned	CostJumpUnknownFTInc {0}
	The cost of increasing an unknown fall-through jump's count by one.
const int64_t	CostUnlikely = ((int64_t)1) << 30
	The cost of taking an unlikely block/jump.

Various thresholds and options controlling the behavior of the profile inference algorithm.

Default values are tuned for several large-scale applications, and can be modified via corresponding command-line flags.

Definition at line 65 of file SampleProfileInference.h.

◆ CostBlockDec

unsigned llvm::ProfiParams::CostBlockDec {0}

unsigned llvm::ProfiParams::CostBlockEntryDec {0}

unsigned llvm::ProfiParams::CostBlockEntryInc {0}

unsigned llvm::ProfiParams::CostBlockInc {0}

unsigned llvm::ProfiParams::CostBlockUnknownInc {0}

unsigned llvm::ProfiParams::CostBlockZeroInc {0}

unsigned llvm::ProfiParams::CostJumpDec {0}

unsigned llvm::ProfiParams::CostJumpFTDec {0}

unsigned llvm::ProfiParams::CostJumpFTInc {0}

unsigned llvm::ProfiParams::CostJumpInc {0}

unsigned llvm::ProfiParams::CostJumpUnknownFTInc {0}

unsigned llvm::ProfiParams::CostJumpUnknownInc {0}

const int64_t llvm::ProfiParams::CostUnlikely = ((int64_t)1) << 30

bool llvm::ProfiParams::EvenFlowDistribution {false}

bool llvm::ProfiParams::JoinIslands {false}

bool llvm::ProfiParams::RebalanceUnknown {false}

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