InstrProfiling.cpp File Reference

#include "llvm/Transforms/Instrumentation/InstrProfiling.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Triple.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Analysis/BlockFrequencyInfo.h"
#include "llvm/Analysis/BranchProbabilityInfo.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/Constant.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Type.h"
#include "llvm/InitializePasses.h"
#include "llvm/Pass.h"
#include "llvm/ProfileData/InstrProf.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include "llvm/Transforms/Utils/ModuleUtils.h"
#include "llvm/Transforms/Utils/SSAUpdater.h"
#include <algorithm>
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <string>
#include "llvm/ProfileData/InstrProfData.inc"

Include dependency graph for InstrProfiling.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "instrprof"
#define	VALUE_PROF_FUNC_PARAM(ParamType, ParamName, ParamLLVMType)   ParamLLVMType
#define	INSTR_PROF_DATA(Type, LLVMType, Name, Init)   LLVMType,
#define	INSTR_PROF_DATA(Type, LLVMType, Name, Init)   Init,
#define	INSTR_PROF_MIN_VAL_COUNTS   10
#define	INSTR_PROF_VALUE_NODE(Type, LLVMType, Name, Init)   LLVMType,

Functions
	INITIALIZE_PASS_BEGIN (InstrProfilingLegacyPass, "instrprof", "Frontend instrumentation-based coverage lowering.", false, false) INITIALIZE_PASS_END(InstrProfilingLegacyPass
static InstrProfIncrementInst *	castToIncrementInst (Instruction *Instr)
static bool	containsProfilingIntrinsics (Module &M)
	Check if the module contains uses of any profiling intrinsics. More...
static FunctionCallee	getOrInsertValueProfilingCall (Module &M, const TargetLibraryInfo &TLI, ValueProfilingCallType CallType=ValueProfilingCallType::Default)
static std::string	getVarName (InstrProfIncrementInst *Inc, StringRef Prefix)
	Get the name of a profiling variable for a particular function. More...
static bool	shouldRecordFunctionAddr (Function *F)
static bool	needsRuntimeRegistrationOfSectionRange (const Triple &TT)

Variables
	instrprof
Frontend instrumentation based coverage	lowering
Frontend instrumentation based coverage	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "instrprof"

Definition at line 58 of file InstrProfiling.cpp.

INSTR_PROF_DATA [1/2]

#define INSTR_PROF_DATA	(		Type,
			LLVMType,
			Name,
			Init
	)		LLVMType,

INSTR_PROF_DATA [2/2]

#define INSTR_PROF_DATA	(		Type,
			LLVMType,
			Name,
			Init
	)		Init,

INSTR_PROF_MIN_VAL_COUNTS

#define INSTR_PROF_MIN_VAL_COUNTS   10

INSTR_PROF_VALUE_NODE

#define INSTR_PROF_VALUE_NODE	(		Type,
			LLVMType,
			Name,
			Init
	)		LLVMType,

VALUE_PROF_FUNC_PARAM

#define VALUE_PROF_FUNC_PARAM	(		ParamType,
			ParamName,
			ParamLLVMType
	)		ParamLLVMType

Function Documentation

castToIncrementInst()

static InstrProfIncrementInst* castToIncrementInst ( Instruction *  Instr )

static

Definition at line 438 of file InstrProfiling.cpp.

containsProfilingIntrinsics()

static bool containsProfilingIntrinsics ( Module &  M )

static

Check if the module contains uses of any profiling intrinsics.

Definition at line 519 of file InstrProfiling.cpp.

References F, llvm::Intrinsic::getName(), and M.

Referenced by llvm::InstrProfiling::run().

getOrInsertValueProfilingCall()

static FunctionCallee getOrInsertValueProfilingCall ( Module &  M, const TargetLibraryInfo &  TLI, ValueProfilingCallType  CallType = ValueProfilingCallType::Default  )

static

Definition at line 592 of file InstrProfiling.cpp.

References llvm::AArch64CC::AL, assert(), llvm::TargetStackID::Default, llvm::FunctionType::get(), llvm::TargetLibraryInfo::getExtAttrForI32Param(), llvm::getInstrProfValueProfFuncName(), llvm::getInstrProfValueProfMemOpFuncName(), llvm::Type::getVoidTy(), M, and llvm::makeArrayRef().

getVarName()

static std::string getVarName ( InstrProfIncrementInst *  Inc, StringRef  Prefix  )

static

Get the name of a profiling variable for a particular function.

Definition at line 736 of file InstrProfiling.cpp.

References llvm::canRenameComdatFunc(), F, llvm::InstrProfIncrementInst::getHash(), llvm::getInstrProfNameVarPrefix(), llvm::Value::getName(), llvm::InstrProfIncrementInst::getName(), llvm::Instruction::getParent(), llvm::BasicBlock::getParent(), llvm::ConstantInt::getZExtValue(), llvm::isIRPGOFlagSet(), M, llvm::cl::Prefix, llvm::StringRef::size(), llvm::StringRef::substr(), and llvm::dwarf::toStringRef().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	InstrProfilingLegacyPass	,
		"instrprof"	,
		"Frontend instrumentation-based coverage lowering."	,
		false	,
		false
	)

needsRuntimeRegistrationOfSectionRange()

static bool needsRuntimeRegistrationOfSectionRange ( const Triple &  TT )

static

Definition at line 781 of file InstrProfiling.cpp.

shouldRecordFunctionAddr()

static bool shouldRecordFunctionAddr ( Function *  F )

inlinestatic

Definition at line 751 of file InstrProfiling.cpp.

References F.

Variable Documentation

false

Frontend instrumentation based coverage false

Definition at line 430 of file InstrProfiling.cpp.

instrprof

instrprof

Definition at line 429 of file InstrProfiling.cpp.

lowering

Frontend instrumentation based coverage lowering

Definition at line 430 of file InstrProfiling.cpp.