LiveDebugVariables.cpp File Reference

#include "LiveDebugVariables.h"
#include "llvm/ADT/IntervalMap.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/LexicalScopes.h"
#include "llvm/CodeGen/LiveIntervalAnalysis.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/VirtRegMap.h"
#include "llvm/DebugInfo.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/Metadata.h"
#include "llvm/IR/Value.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"

Include dependency graph for LiveDebugVariables.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "livedebug"

Typedefs
typedef IntervalMap< SlotIndex, unsigned, 4 >	LocMap
	LocMap - Map of where a user value is live, and its location. More...

Functions
	STATISTIC (NumInsertedDebugValues,"Number of DBG_VALUEs inserted")
	INITIALIZE_PASS_BEGIN (LiveDebugVariables,"livedebugvars","Debug Variable Analysis", false, false) INITIALIZE_PASS_END(LiveDebugVariables
static MachineBasicBlock::iterator	findInsertLocation (MachineBasicBlock *MBB, SlotIndex Idx, LiveIntervals &LIS)

Variables
static cl::opt< bool >	EnableLDV ("live-debug-variables", cl::init(true), cl::desc("Enable the live debug variables pass"), cl::Hidden)
	livedebugvars
Debug Variable	Analysis
Debug Variable	false

Macro Definition Documentation

#define DEBUG_TYPE   "livedebug"

Definition at line 22 of file LiveDebugVariables.cpp.

Typedef Documentation

typedef IntervalMap<SlotIndex, unsigned, 4> LocMap

LocMap - Map of where a user value is live, and its location.

Definition at line 72 of file LiveDebugVariables.cpp.

Function Documentation

static MachineBasicBlock::iterator findInsertLocation ( MachineBasicBlock *  MBB, SlotIndex  Idx, LiveIntervals &  LIS  )

static

findInsertLocation - Find an iterator for inserting a DBG_VALUE instruction.

Definition at line 900 of file LiveDebugVariables.cpp.

References llvm::MachineBasicBlock::begin(), llvm::SlotIndex::getBaseIndex(), llvm::MachineBasicBlock::getFirstTerminator(), llvm::LiveIntervals::getInstructionFromIndex(), llvm::LiveIntervals::getMBBStartIdx(), llvm::SlotIndex::getPrevIndex(), I, llvm::MachineInstr::isTerminator(), llvm::A64CC::MI, llvm::next(), and llvm::MachineBasicBlock::SkipPHIsAndLabels().

INITIALIZE_PASS_BEGIN	(	LiveDebugVariables	,
		"livedebugvars"	,
		"Debug Variable Analysis"	,
		false	,
		false
	)

STATISTIC	(	NumInsertedDebugValues	,
		"Number of DBG_VALUEs inserted"
	)

Variable Documentation

Debug Variable Analysis

Definition at line 57 of file LiveDebugVariables.cpp.

cl::opt<bool> EnableLDV("live-debug-variables", cl::init(true), cl::desc("Enable the live debug variables pass"), cl::Hidden)

static

Debug Variable false

Definition at line 57 of file LiveDebugVariables.cpp.

livedebugvars

Definition at line 57 of file LiveDebugVariables.cpp.