LLVM: lib/CodeGen/MachineTraceMetrics.cpp File Reference (original) (raw)

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Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

Functions
	INITIALIZE_PASS_BEGIN (MachineTraceMetricsWrapperPass, DEBUG_TYPE, "Machine Trace Metrics", false, true) INITIALIZE_PASS_END(MachineTraceMetricsWrapperPass

static bool	isExitingLoop (const MachineLoop From, const MachineLoop To)

static bool	getDataDeps (const MachineInstr &UseMI, SmallVectorImpl< DataDep > &Deps, const MachineRegisterInfo *MRI)

static void	getPHIDeps (const MachineInstr &UseMI, SmallVectorImpl< DataDep > &Deps, const MachineBasicBlock Pred, const MachineRegisterInfo MRI)

static void	updatePhysDepsDownwards (const MachineInstr UseMI, SmallVectorImpl< DataDep > &Deps, SparseSet< LiveRegUnit > &RegUnits, const TargetRegisterInfo TRI)

static unsigned	updatePhysDepsUpwards (const MachineInstr &MI, unsigned Height, SparseSet< LiveRegUnit > &RegUnits, const TargetSchedModel &SchedModel, const TargetInstrInfo TII, const TargetRegisterInfo TRI)

static bool	pushDepHeight (const DataDep &Dep, const MachineInstr &UseMI, unsigned UseHeight, MIHeightMap &Heights, const TargetSchedModel &SchedModel, const TargetInstrInfo *TII)

Variables
	DEBUG_TYPE

Machine Trace	Metrics

Machine Trace	false

◆ DEBUG_TYPE

#define DEBUG_TYPE "machine-trace-metrics"

◆ MIHeightMap

◆ getDataDeps()

◆ getPHIDeps()

◆ INITIALIZE_PASS_BEGIN()

◆ isExitingLoop()

◆ pushDepHeight()

◆ updatePhysDepsDownwards()

Definition at line 744 of file MachineTraceMetrics.cpp.

References llvm::Register::asMCReg(), llvm::SparseSet< ValueT, KeyFunctorT, SparseT >::end(), llvm::SparseSet< ValueT, KeyFunctorT, SparseT >::erase(), llvm::SparseSet< ValueT, KeyFunctorT, SparseT >::find(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::getReg(), I, llvm::LiveRegUnit::MI, llvm::LiveRegUnit::Op, llvm::MachineInstr::operands(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), TRI, and UseMI.

Referenced by llvm::MachineTraceMetrics::Ensemble::updateDepth().

◆ updatePhysDepsUpwards()

Definition at line 933 of file MachineTraceMetrics.cpp.

References llvm::TargetSchedModel::computeOperandLatency(), llvm::LiveRegUnit::Cycle, llvm::SparseSet< ValueT, KeyFunctorT, SparseT >::end(), llvm::SparseSet< ValueT, KeyFunctorT, SparseT >::erase(), llvm::SparseSet< ValueT, KeyFunctorT, SparseT >::find(), I, llvm::LiveRegUnit::MI, MI, llvm::LiveRegUnit::Op, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and TRI.

◆ DEBUG_TYPE

◆ false

◆ Metrics