llvm::instrumentor::AllocaIO Struct Reference

The instrumentation opportunity for alloca instructions. More...

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

Inheritance diagram for llvm::instrumentor::AllocaIO:

Public Types
enum	ConfigKind {   PassAddress = 0 , ReplaceAddress , PassSize , ReplaceSize ,   PassAlignment , 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
	AllocaIO (bool IsPRE)
void	init (InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB, ConfigTy *UserConfig=nullptr)
	}
Public Member Functions inherited from llvm::instrumentor::InstructionIO< Instruction::Alloca >
virtual	~InstructionIO ()
	InstructionIO (bool IsPRE)
	Construct an instruction opportunity.
StringRef	getName () const override
	Get the name of the instruction.
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, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB, InstrumentationCaches &ICaches)
	}
virtual Type *	getRetTy (LLVMContext &Ctx) const
	Get the return type for the instrumentation runtime function.
unsigned	getOpcode () const
	Get the opcode of the instruction instrumentation opportunity.
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 *	getSize (Value &V, Type &Ty, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
static Value *	setSize (Value &V, Value &NewV, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
static Value *	getAlignment (Value &V, Type &Ty, InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
static void	populate (InstrumentationConfig &IConf, InstrumentorIRBuilderTy &IIRB)
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

Detailed Description

The instrumentation opportunity for alloca instructions.

Definition at line 654 of file Instrumentor.h.

Member Typedef Documentation

ConfigTy

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

Definition at line 667 of file Instrumentor.h.

Member Enumeration Documentation

ConfigKind

enum llvm::instrumentor::AllocaIO::ConfigKind

Enumerator
PassAddress
ReplaceAddress
PassSize
ReplaceSize
PassAlignment
PassId
NumConfig

Definition at line 657 of file Instrumentor.h.

Constructor & Destructor Documentation

AllocaIO()

llvm::instrumentor::AllocaIO::AllocaIO ( bool IsPRE )

inline

Definition at line 655 of file Instrumentor.h.

References llvm::instrumentor::InstructionIO< Instruction::Alloca >::InstructionIO().

Referenced by populate().

Member Function Documentation

getAlignment()

Value * AllocaIO::getAlignment ( Value & V, Type & Ty, InstrumentationConfig & IConf, InstrumentorIRBuilderTy & IIRB )

static

Definition at line 983 of file Instrumentor.cpp.

References llvm::cast(), and llvm::getAlign().

Referenced by init().

getSize()

Value * AllocaIO::getSize ( Value & V, Type & Ty, InstrumentationConfig & IConf, InstrumentorIRBuilderTy & IIRB )

static

Definition at line 950 of file Instrumentor.cpp.

References llvm::cast(), DL, llvm::ConstantPointerNull::get(), llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getFixedValue(), llvm::instrumentor::InstrumentorIRBuilderTy::IRB, and llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::isFixed().

Referenced by init().

init()

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

}

AllocaIO {

Definition at line 924 of file Instrumentor.cpp.

References llvm::instrumentor::InstrumentationConfig::addChoice(), llvm::instrumentor::InstrumentationOpportunity::addCommonArgs(), Config, llvm::instrumentor::InstrumentorIRBuilderTy::Ctx, getAlignment(), llvm::instrumentor::InstrumentationOpportunity::getLocationKind(), getSize(), llvm::instrumentor::InstrumentationOpportunity::getValue(), llvm::instrumentor::InstrumentationLocation::INSTRUCTION_PRE, llvm::instrumentor::InstrumentorIRBuilderTy::Int64Ty, llvm::instrumentor::InstrumentationOpportunity::IRTArgs, llvm::instrumentor::IRTArg::NONE, PassAddress, PassAlignment, PassId, PassSize, llvm::instrumentor::InstrumentorIRBuilderTy::PtrTy, llvm::instrumentor::IRTArg::REPLACABLE, ReplaceAddress, ReplaceSize, llvm::instrumentor::InstrumentationOpportunity::replaceValue(), and setSize().

populate()

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

inlinestatic

Definition at line 680 of file Instrumentor.h.

References AllocaIO(), and llvm::instrumentor::InstrumentationConfig::allocate().

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

setSize()

Value * AllocaIO::setSize ( Value & V, Value & NewV, InstrumentationConfig & IConf, InstrumentorIRBuilderTy & IIRB )

static

Definition at line 971 of file Instrumentor.cpp.

References llvm::cast(), DL, llvm::instrumentor::InstrumentorIRBuilderTy::eraseLater(), and llvm::instrumentor::InstrumentorIRBuilderTy::IRB.

Referenced by init().

Member Data Documentation

Config

ConfigTy llvm::instrumentor::AllocaIO::Config

Definition at line 668 of file Instrumentor.h.

Referenced by init().

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

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