MIRFSDiscriminator.cpp File Reference

#include "llvm/CodeGen/MIRFSDiscriminator.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/DenseSet.h"
#include "llvm/Analysis/BlockFrequencyInfoImpl.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/IR/DebugInfoMetadata.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PseudoProbe.h"
#include "llvm/InitializePasses.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/xxhash.h"
#include "llvm/Transforms/Utils/SampleProfileLoaderBaseUtil.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "mirfs-discriminators"

Functions
static uint64_t	getCallStackHashV0 (const MachineBasicBlock &BB, const MachineInstr &MI, const DILocation *DIL)
static uint64_t	getCallStackHash (const DILocation *DIL)

Variables
cl::opt< bool >	ImprovedFSDiscriminator ("improved-fs-discriminator", cl::Hidden, cl::init(false), cl::desc("New FS discriminators encoding (incompatible with the original " "encoding)"))

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "mirfs-discriminators"

Definition at line 34 of file MIRFSDiscriminator.cpp.

Function Documentation

getCallStackHash()

static uint64_t getCallStackHash ( const DILocation *  DIL )

static

Definition at line 76 of file MIRFSDiscriminator.cpp.

References Seed, and llvm::xxh3_64bits().

getCallStackHashV0()

static uint64_t getCallStackHashV0 ( const MachineBasicBlock &  BB, const MachineInstr &  MI, const DILocation *  DIL  )

static

Definition at line 58 of file MIRFSDiscriminator.cpp.

References llvm::MachineBasicBlock::getName(), and llvm::MD5Hash().

Variable Documentation

ImprovedFSDiscriminator

cl::opt< bool > ImprovedFSDiscriminator("improved-fs-discriminator", cl::Hidden, cl::init(false), cl::desc("New FS discriminators encoding (incompatible with the original " "encoding)"))	(	"improved-fs-discriminator"	,
		cl::Hidden	,
		cl::init(false)	,
		cl::desc("New FS discriminators encoding (incompatible with the original " "encoding)")
	)

Referenced by llvm::MIRProfileLoader::getInstWeight().