#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/DIBuilder.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/DiagnosticInfo.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/ProfileData/InstrProfCorrelator.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/ModuleUtils.h"
#include "llvm/Transforms/Utils/SSAUpdater.h"
#include <algorithm>
#include <cassert>
#include <cstdint>
#include <string>
#include "llvm/ProfileData/InstrProfData.inc"

Include dependency graph for InstrProfiling.cpp:

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

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
static bool	needsRuntimeHookUnconditionally (const Triple &TT)

static bool	containsProfilingIntrinsics (Module &M)
	Check if the module contains uses of any profiling intrinsics.

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

static std::string	getVarName (InstrProfInstBase *Inc, StringRef Prefix, bool &Renamed)
	Get the name of a profiling variable for a particular function.

static uint64_t	getIntModuleFlagOrZero (const Module &M, StringRef Flag)

static bool	enablesValueProfiling (const Module &M)

static bool	profDataReferencedByCode (const Module &M)

static bool	shouldRecordFunctionAddr (Function *F)

static bool	shouldUsePublicSymbol (Function *Fn)

static Constant *	getFuncAddrForProfData (Function *Fn)

static bool	needsRuntimeRegistrationOfSectionRange (const Triple &TT)

Variables
cl::opt< bool >	llvm::DebugInfoCorrelate ("debug-info-correlate", cl::desc("Use debug info to correlate profiles."), cl::init(false))

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE "instrprof"

Definition at line 59 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

◆ containsProfilingIntrinsics()

static bool containsProfilingIntrinsics ( Module & M )

static

Check if the module contains uses of any profiling intrinsics.

Definition at line 504 of file InstrProfiling.cpp.

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

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

◆ enablesValueProfiling()

static bool enablesValueProfiling ( const Module & M )

static

Definition at line 779 of file InstrProfiling.cpp.

References getIntModuleFlagOrZero(), and llvm::isIRPGOFlagSet().

Referenced by profDataReferencedByCode().

◆ getFuncAddrForProfData()

static Constant * getFuncAddrForProfData ( Function * Fn )

inlinestatic

Definition at line 857 of file InstrProfiling.cpp.

References llvm::GlobalAlias::create(), llvm::ConstantPointerNull::get(), llvm::ConstantExpr::getBitCast(), llvm::Function::getContext(), llvm::Type::getInt8PtrTy(), llvm::GlobalValue::getLinkage(), llvm::Value::getName(), llvm::GlobalObject::hasComdat(), llvm::GlobalValue::HiddenVisibility, llvm::GlobalValue::PrivateLinkage, shouldRecordFunctionAddr(), and shouldUsePublicSymbol().

◆ getIntModuleFlagOrZero()

static uint64_t getIntModuleFlagOrZero	(	const Module &	M,
		StringRef	Flag
	)

static

Definition at line 769 of file InstrProfiling.cpp.

Referenced by enablesValueProfiling().

◆ getOrInsertValueProfilingCall()

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