LLVM  10.0.0svn
Macros | Functions | Variables
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/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 VALUE_RANGE_PROF   1
 
#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 InstrProfIncrementInstcastToIncrementInst (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, bool IsRange=false)
 
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

cl::opt< std::string > MemOPSizeRange ("memop-size-range", cl::desc("Set the range of size in memory intrinsic calls to be profiled " "precisely, in a format of <start_val>:<end_val>"), cl::init(""))
 
cl::opt< unsignedMemOPSizeLarge ("memop-size-large", cl::desc("Set large value thresthold in memory intrinsic size profiling. " "Value of 0 disables the large value profiling."), cl::init(8192))
 
 instrprof
 
Frontend instrumentation based coverage lowering
 
Frontend instrumentation based coverage false
 

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE   "instrprof"

Definition at line 57 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 [1/2]

#define VALUE_PROF_FUNC_PARAM (   ParamType,
  ParamName,
  ParamLLVMType 
)    ParamLLVMType

◆ VALUE_PROF_FUNC_PARAM [2/2]

#define VALUE_PROF_FUNC_PARAM (   ParamType,
  ParamName,
  ParamLLVMType 
)    ParamLLVMType

◆ VALUE_RANGE_PROF

#define VALUE_RANGE_PROF   1

Function Documentation

◆ castToIncrementInst()

static InstrProfIncrementInst* castToIncrementInst ( Instruction Instr)
static

◆ containsProfilingIntrinsics()

static bool containsProfilingIntrinsics ( Module M)
static

Check if the module contains uses of any profiling intrinsics.

Definition at line 476 of file InstrProfiling.cpp.

References llvm::Module::getFunction(), llvm::Intrinsic::getName(), and llvm::Value::use_empty().

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

◆ getOrInsertValueProfilingCall()

static FunctionCallee getOrInsertValueProfilingCall ( Module M,
const TargetLibraryInfo TLI,
bool  IsRange = false 
)
static

Definition at line 551 of file InstrProfiling.cpp.

References llvm::AtomicRMWInst::Add, llvm::CallBase::addParamAttr(), llvm::AArch64CC::AL, llvm::AMDGPU::HSAMD::Kernel::Key::Args, assert(), llvm::IRBuilder< T, Inserter >::CreateAdd(), llvm::IRBuilder< T, Inserter >::CreateAtomicRMW(), llvm::IRBuilder< T, Inserter >::CreateConstInBoundsGEP2_64(), llvm::IRBuilder< T, Inserter >::CreateLoad(), llvm::IRBuilder< T, Inserter >::CreateStore(), llvm::User::dropAllReferences(), E, llvm::Instruction::eraseFromParent(), llvm::GlobalVariable::eraseFromParent(), llvm::FunctionType::get(), llvm::Module::getContext(), llvm::TargetLibraryInfo::getExtAttrForI32Param(), llvm::Instruction::getFunction(), llvm::InstrProfIncrementInst::getIndex(), llvm::InstrProfValueProfileInst::getIndex(), llvm::GlobalVariable::getInitializer(), llvm::getInstrProfValueProfFuncName(), llvm::getInstrProfValueRangeProfFuncName(), llvm::InstrProfValueProfileInst::getName(), llvm::User::getNumOperands(), llvm::User::getOperand(), llvm::Module::getOrInsertFunction(), llvm::InstrProfIncrementInst::getStep(), llvm::InstrProfValueProfileInst::getTargetValue(), llvm::Value::getType(), llvm::InstrProfValueProfileInst::getValueKind(), llvm::GlobalValue::getValueType(), llvm::Type::getVoidTy(), llvm::ConstantInt::getZExtValue(), I, INT64_MIN, llvm::SPII::Load, llvm::makeArrayRef(), MemOPSizeLarge, llvm::Monotonic, Name, NC, llvm::X86II::PD, llvm::GlobalValue::PrivateLinkage, llvm::Value::replaceAllUsesWith(), llvm::GlobalValue::setLinkage(), llvm::SPII::Store, and llvm::Constant::stripPointerCasts().

◆ getVarName()

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

◆ 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 719 of file InstrProfiling.cpp.

References llvm::appendToGlobalCtors(), llvm::appendToUsed(), llvm::collectPGOFuncNameStrings(), llvm::BasicBlock::Create(), llvm::Function::Create(), llvm::IRBuilder< T, Inserter >::CreateBitCast(), llvm::IRBuilder< T, Inserter >::CreateCall(), llvm::IRBuilder< T, Inserter >::CreateLoad(), llvm::createProfileFileNameVar(), llvm::IRBuilder< T, Inserter >::CreateRet(), llvm::IRBuilder< T, Inserter >::CreateRetVoid(), llvm::Data, llvm::GlobalValue::DefaultVisibility, E, llvm::GlobalValue::ExternalLinkage, F(), llvm::ConstantInt::get(), llvm::FunctionType::get(), llvm::StructType::get(), llvm::ArrayType::get(), llvm::ConstantStruct::get(), llvm::ConstantPointerNull::get(), llvm::ConstantExpr::getBitCast(), llvm::Module::getContext(), llvm::Module::getFunction(), llvm::Module::getGlobalVariable(), llvm::getInstrProfComdatPrefix(), llvm::getInstrProfCountersVarPrefix(), llvm::getInstrProfDataVarPrefix(), llvm::getInstrProfInitFuncName(), llvm::getInstrProfNamesRegFuncName(), llvm::getInstrProfNamesVarName(), llvm::getInstrProfRegFuncName(), llvm::getInstrProfRegFuncsName(), llvm::getInstrProfRuntimeHookVarName(), llvm::getInstrProfRuntimeHookVarUseFuncName(), llvm::getInstrProfSectionName(), llvm::getInstrProfValuesVarPrefix(), llvm::getInstrProfVNodesVarName(), llvm::Type::getInt16Ty(), llvm::Type::getInt32Ty(), llvm::IRBuilderBase::getInt64(), llvm::Type::getInt64Ty(), llvm::Type::getInt8PtrTy(), llvm::GlobalValue::getLinkage(), llvm::Value::getName(), llvm::InstrProfIncrementInst::getName(), llvm::Constant::getNullValue(), llvm::InstrProfIncrementInst::getNumCounters(), llvm::Module::getOrInsertComdat(), llvm::Instruction::getParent(), llvm::BasicBlock::getParent(), llvm::ConstantDataArray::getString(), getVarName(), llvm::GlobalValue::getVisibility(), llvm::Type::getVoidTy(), llvm::ConstantInt::getZExtValue(), llvm::GlobalValue::Global, llvm::GlobalValue::HiddenVisibility, if(), INSTR_PROF_MIN_VAL_COUNTS, Int32Ty, llvm::GlobalValue::InternalLinkage, llvm::Triple::isOSDarwin(), llvm::Triple::isOSFreeBSD(), llvm::Triple::isOSFuchsia(), llvm::Triple::isOSLinux(), llvm::Triple::isOSNetBSD(), llvm::Triple::isOSSolaris(), llvm::Triple::isOSWindows(), llvm::Triple::isPS4CPU(), llvm::GlobalValue::LinkOnceODRLinkage, llvm::SPII::Load, llvm::makeArrayRef(), llvm::max(), llvm::needsComdatForCounter(), llvm::X86II::PD, llvm::GlobalValue::PrivateLinkage, llvm::report_fatal_error(), llvm::GlobalValue::setLinkage(), llvm::GlobalObject::setSection(), shouldRecordFunctionAddr(), llvm::toString(), and TT.

◆ shouldRecordFunctionAddr()

static bool shouldRecordFunctionAddr ( Function F)
inlinestatic

Variable Documentation

◆ false

Frontend instrumentation based coverage false

Definition at line 393 of file InstrProfiling.cpp.

◆ instrprof

instrprof

Definition at line 393 of file InstrProfiling.cpp.

◆ lowering

Frontend instrumentation based coverage lowering

Definition at line 393 of file InstrProfiling.cpp.

◆ MemOPSizeLarge

cl::opt<unsigned> MemOPSizeLarge("memop-size-large", cl::desc("Set large value thresthold in memory intrinsic size profiling. " "Value of 0 disables the large value profiling."), cl::init(8192))

◆ MemOPSizeRange

cl::opt<std::string> MemOPSizeRange("memop-size-range", cl::desc("Set the range of size in memory intrinsic calls to be profiled " "precisely, in a format of <start_val>:<end_val>"), cl::init(""))