llvm::instrumentor::NumericIO Struct Reference

Instrumentation opportunity for numeric operations. More...

#include "llvm/Transforms/IPO/Instrumentor.h"

Inheritance diagram for llvm::instrumentor::NumericIO:

Public Types
enum	ConfigKind {   PassTypeId , PassSize , PassOpcode , PassResult ,   ReplaceResult , PassLeft , PassRight , PassId ,   NumConfig }
using	ConfigTy = BaseConfigTy<ConfigKind>
Public Types inherited from llvm::instrumentor::InstrumentationOpportunity
using	CallbackTy = std::function<bool(Value &)>
	An optional callback that takes the value that is about to be instrumented and can return false if it should be skipped.

Public Member Functions
	NumericIO (InstrumentationLocation::KindTy Kind)
StringRef	getName () const override
	Get the name of the instruction.
void	init (InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB, ConfigTy *UserConfig=nullptr)
Public Member Functions inherited from llvm::instrumentor::InstructionIO< Instruction::Add, Instruction::FAdd, Instruction::Sub, Instruction::FSub, Instruction::Mul, Instruction::FMul, Instruction::UDiv, Instruction::FDiv, Instruction::SDiv, Instruction::URem, Instruction::SRem, Instruction::FRem, Instruction::Shl, Instruction::LShr, Instruction::AShr, Instruction::And, Instruction::Or, Instruction::Xor, Instruction::FNeg >
virtual	~InstructionIO ()
	InstructionIO (InstrumentationLocation::KindTy Kind)
	Construct an instruction opportunity.
ArrayRef< unsigned >	getAllOpcodes () const override
	Get all opcodes for this instrumentation opportunity (override).
Public Member Functions inherited from llvm::instrumentor::InstrumentationOpportunity
virtual	~InstrumentationOpportunity ()
	InstrumentationOpportunity (const InstrumentationLocation IP)
	Construct an opportunity with location IP.
virtual Value *	instrument (Value *&V, bool &Changed, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB, InstrumentationCaches &ICaches)
	}
virtual Type *	getRetTy (LLVMContext &Ctx) const
	Get the return type for the instrumentation runtime function.
InstrumentationLocation::KindTy	getLocationKind () const
	Get the location kind of the instrumentation opportunity.
void	addCommonArgs (InstrumentationConfig &IConf, LLVMContext &Ctx, bool PassId)
	}

Static Public Member Functions
static Value *	getLeft (Value &V, Type &Ty, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
	}
static Value *	getRight (Value &V, Type &Ty, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
static void	populate (InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
Static Public Member Functions inherited from llvm::instrumentor::InstructionIO< Instruction::Add, Instruction::FAdd, Instruction::Sub, Instruction::FSub, Instruction::Mul, Instruction::FMul, Instruction::UDiv, Instruction::FDiv, Instruction::SDiv, Instruction::URem, Instruction::SRem, Instruction::FRem, Instruction::Shl, Instruction::LShr, Instruction::AShr, Instruction::And, Instruction::Or, Instruction::Xor, Instruction::FNeg >
static constexpr size_t	getNumOpcodes ()
	Get the number of opcodes.
Static Public Member Functions inherited from llvm::instrumentor::InstrumentationOpportunity
static Value *	forceCast (Value &V, Type &Ty, InstrumentorIRBuilderTy &IIRB)
	Helpers to cast values, pass them to the runtime, and replace them.
static Value *	getValue (Value &V, Type &Ty, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
static Value *	replaceValue (Value &V, Value &NewV, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
static Value *	getIdPre (Value &V, Type &Ty, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
	Get the opportunity identifier for the pre and post positions.
static Value *	getIdPost (Value &V, Type &Ty, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
static int32_t	getIdFromEpoch (uint32_t CurrentEpoch)
	}

Public Attributes
ConfigTy	Config
Public Attributes inherited from llvm::instrumentor::InstrumentationOpportunity
InstrumentationLocation	IP
	The instrumentation location of the opportunity.
SmallVector< IRTArg >	IRTArgs
	The list of possible arguments for the instrumentation runtime function.
bool	Enabled = true
	Whether the opportunity is enabled.
StringRef	Filter
	A filter expression to be matched against runtime property values.
CallbackTy	CB = nullptr

Additional Inherited Members
Static Public Attributes inherited from llvm::instrumentor::InstructionIO< Instruction::Add, Instruction::FAdd, Instruction::Sub, Instruction::FSub, Instruction::Mul, Instruction::FMul, Instruction::UDiv, Instruction::FDiv, Instruction::SDiv, Instruction::URem, Instruction::SRem, Instruction::FRem, Instruction::Shl, Instruction::LShr, Instruction::AShr, Instruction::And, Instruction::Or, Instruction::Xor, Instruction::FNeg >
static constexpr std::array< unsigned, sizeof...(Opcodes)>	OpcodesArray

Detailed Description

Instrumentation opportunity for numeric operations.

This includes Add, FAdd, Sub, FSub, Mul, FMul, UDiv, FDiv, SDiv, URem, SRem, FRem, Shl, LShr, AShr, And, Or, Xor, and FNeg.

Definition at line 1091 of file Instrumentor.h.

Member Typedef Documentation

ConfigTy

using llvm::instrumentor::NumericIO::ConfigTy = BaseConfigTy<ConfigKind>

Definition at line 1113 of file Instrumentor.h.

Member Enumeration Documentation

ConfigKind

enum llvm::instrumentor::NumericIO::ConfigKind

Enumerator
PassTypeId
PassSize
PassOpcode
PassResult
ReplaceResult
PassLeft
PassRight
PassId
NumConfig

Definition at line 1101 of file Instrumentor.h.

Constructor & Destructor Documentation

NumericIO()

llvm::instrumentor::NumericIO::NumericIO ( InstrumentationLocation::KindTy Kind )

inline

Definition at line 1099 of file Instrumentor.h.

References llvm::instrumentor::InstructionIO< Instruction::Add, Instruction::FAdd, Instruction::Sub, Instruction::FSub, Instruction::Mul, Instruction::FMul, Instruction::UDiv, Instruction::FDiv, Instruction::SDiv, Instruction::URem, Instruction::SRem, Instruction::FRem, Instruction::Shl, Instruction::LShr, Instruction::AShr, Instruction::And, Instruction::Or, Instruction::Xor, Instruction::FNeg >::InstructionIO().

Referenced by populate().

Member Function Documentation

getLeft()

Value * NumericIO::getLeft ( Value & V, Type & Ty, InstrumentationConfig & IConf, InstrumentorIRBuilderTy & IIRB )

static

}

Definition at line 1693 of file Instrumentor.cpp.

References llvm::cast(), and I.

Referenced by init().

getName()

StringRef llvm::instrumentor::NumericIO::getName ( ) const

inlineoverridevirtual

Get the name of the instruction.

For single-opcode IOs, this defaults to the opcode name. For multi-opcode IOs, getName() MUST be overridden to provide an explicit name identifying the whole group of opcodes.

Reimplemented from llvm::instrumentor::InstructionIO< Instruction::Add, Instruction::FAdd, Instruction::Sub, Instruction::FSub, Instruction::Mul, Instruction::FMul, Instruction::UDiv, Instruction::FDiv, Instruction::SDiv, Instruction::URem, Instruction::SRem, Instruction::FRem, Instruction::Shl, Instruction::LShr, Instruction::AShr, Instruction::And, Instruction::Or, Instruction::Xor, Instruction::FNeg >.

Definition at line 1116 of file Instrumentor.h.

getRight()

Value * NumericIO::getRight ( Value & V, Type & Ty, InstrumentationConfig & IConf, InstrumentorIRBuilderTy & IIRB )

static

Definition at line 1699 of file Instrumentor.cpp.

References llvm::cast(), llvm::PoisonValue::get(), and I.

Referenced by init().

init()

void NumericIO::init	(	InstrumentationConfig &	IConf,
		InstrumentorIRBuilderTy &	IIRB,
		ConfigTy *	UserConfig = nullptr )

Definition at line 1708 of file Instrumentor.cpp.

References llvm::instrumentor::InstrumentationConfig::addChoice(), llvm::instrumentor::InstrumentationOpportunity::addCommonArgs(), Config, llvm::instrumentor::InstrumentorIRBuilderTy::Ctx, getLeft(), llvm::instrumentor::InstrumentationOpportunity::getLocationKind(), getOpcode(), getRight(), getSize(), getTypeId(), llvm::instrumentor::InstrumentationOpportunity::getValue(), llvm::instrumentor::IRTArg::INDIRECT_HAS_SIZE, llvm::instrumentor::InstrumentationLocation::INSTRUCTION_PRE, llvm::instrumentor::InstrumentorIRBuilderTy::Int32Ty, llvm::instrumentor::InstrumentorIRBuilderTy::Int64Ty, llvm::instrumentor::InstrumentationOpportunity::IRTArgs, llvm::instrumentor::IRTArg::NONE, PassId, PassLeft, PassOpcode, PassResult, PassRight, PassSize, PassTypeId, llvm::instrumentor::IRTArg::POTENTIALLY_INDIRECT, llvm::instrumentor::IRTArg::REPLACABLE, ReplaceResult, and llvm::instrumentor::InstrumentationOpportunity::replaceValue().

populate()

void llvm::instrumentor::NumericIO::populate ( InstrumentationConfig & IConf, InstrumentorIRBuilderTy & IIRB )

inlinestatic

Definition at line 1126 of file Instrumentor.h.

References llvm::instrumentor::InstrumentationConfig::allocate(), llvm::instrumentor::InstrumentationLocation::INSTRUCTION_POST, llvm::instrumentor::InstrumentationLocation::INSTRUCTION_PRE, and NumericIO().

Referenced by llvm::instrumentor::InstrumentationConfig::populate().

Member Data Documentation

Config

ConfigTy llvm::instrumentor::NumericIO::Config

Definition at line 1114 of file Instrumentor.h.

Referenced by init().

---

The documentation for this struct was generated from the following files:

• include/llvm/Transforms/IPO/Instrumentor.h
• lib/Transforms/IPO/Instrumentor.cpp