Instruction.h File Reference

This file defines abstractions used by the Pipeline to model register reads, register writes and instructions. More...

#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
#include <memory>

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Classes
struct	llvm::mca::WriteDescriptor
	A register write descriptor. More...
struct	llvm::mca::ReadDescriptor
	A register read descriptor. More...
class	llvm::mca::WriteState
	Tracks uses of a register definition (e.g. More...
class	llvm::mca::ReadState
	Tracks register operand latency in cycles. More...
class	llvm::mca::CycleSegment
	A sequence of cycles. More...
struct	llvm::mca::ResourceUsage
	Helper used by class InstrDesc to describe how hardware resources are used. More...
struct	llvm::mca::InstrDesc
	An instruction descriptor. More...
class	llvm::mca::InstructionBase
	Base class for instructions consumed by the simulation pipeline. More...
class	llvm::mca::Instruction
	An instruction propagated through the simulated instruction pipeline. More...
class	llvm::mca::InstRef
	An InstRef contains both a SourceMgr index and Instruction pair. More...
class	llvm::mca::WriteRef
	A reference to a register write. More...

Namespaces
	llvm
	This class represents lattice values for constants.
	llvm::mca

Functions
raw_ostream &	llvm::mca::operator<< (raw_ostream &OS, const InstRef &IR)

Variables
constexpr int	llvm::mca::UNKNOWN_CYCLES = -512

Detailed Description

This file defines abstractions used by the Pipeline to model register reads, register writes and instructions.

Definition in file Instruction.h.