GlobalMerge.cpp File Reference

#include "llvm/Transforms/Scalar.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/Module.h"
#include "llvm/Pass.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
#include "llvm/Target/TargetSubtargetInfo.h"

Include dependency graph for GlobalMerge.cpp:

Go to the source code of this file.

Defines
#define	DEBUG_TYPE   "global-merge"
Functions
	STATISTIC (NumMerged,"Number of globals merged")
	INITIALIZE_TM_PASS (GlobalMerge,"global-merge","Merge global variables", false, false) bool GlobalMerge
Variables
static cl::opt< bool >	EnableGlobalMerge ("enable-global-merge", cl::Hidden, cl::desc("Enable global merge pass"), cl::init(true))
static cl::opt< bool >	EnableGlobalMergeOnConst ("global-merge-on-const", cl::Hidden, cl::desc("Enable global merge pass on constants"), cl::init(false))
static cl::opt< bool >	EnableGlobalMergeOnExternal ("global-merge-on-external", cl::Hidden, cl::desc("Enable global merge pass on external linkage"), cl::init(false))

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Define Documentation

#define DEBUG_TYPE   "global-merge"

Definition at line 74 of file GlobalMerge.cpp.

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Function Documentation

INITIALIZE_TM_PASS	(	GlobalMerge	,
		"global-merge"	,
		"Merge global variables"	,
		false	,
		false
	)

Definition at line 141 of file GlobalMerge.cpp.

References llvm::GlobalAlias::create(), llvm::GlobalValue::ExternalLinkage, llvm::ConstantInt::get(), llvm::StructType::get(), llvm::ConstantStruct::get(), llvm::TargetLoweringBase::getDataLayout(), llvm::ConstantExpr::getInBoundsGetElementPtr(), llvm::Type::getInt32Ty(), llvm::GlobalValue::getLinkage(), llvm::TargetLoweringBase::getMaximalGlobalOffset(), llvm::Value::getName(), llvm::GlobalValue::getType(), llvm::Value::getType(), llvm::DataLayout::getTypeAllocSize(), llvm::GlobalValue::InternalLinkage, Name, llvm::GlobalValue::NotThreadLocal, and llvm::SystemZISD::TM.

STATISTIC	(	NumMerged	,
		"Number of globals merged"
	)

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Variable Documentation

cl::opt<bool> EnableGlobalMerge("enable-global-merge", cl::Hidden, cl::desc("Enable global merge pass"), cl::init(true)) [static]

cl::opt<bool> EnableGlobalMergeOnConst("global-merge-on-const", cl::Hidden, cl::desc("Enable global merge pass on constants"), cl::init(false)) [static]

cl::opt<bool> EnableGlobalMergeOnExternal("global-merge-on-external", cl::Hidden, cl::desc("Enable global merge pass on external linkage"), cl::init(false)) [static]