StripSymbols.cpp File Reference

#include "llvm/Transforms/IPO.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/Pass.h"
#include "llvm/ValueSymbolTable.h"
#include "llvm/TypeSymbolTable.h"
#include "llvm/Support/Compiler.h"
#include "llvm/ADT/SmallPtrSet.h"

Include dependency graph for StripSymbols.cpp:

Go to the source code of this file.

Functions
ModulePass *	llvm::createStripSymbolsPass (bool OnlyDebugInfo=false)
ModulePass *	llvm::createStripNonDebugSymbolsPass ()
static bool	OnlyUsedBy (Value *V, Value *Usr)
	OnlyUsedBy - Return true if V is only used by Usr.
static void	RemoveDeadConstant (Constant *C)
static void	StripSymtab (ValueSymbolTable &ST, bool PreserveDbgInfo)
static void	StripTypeSymtab (TypeSymbolTable &ST, bool PreserveDbgInfo)
void	findUsedValues (Module &M, SmallPtrSet< const GlobalValue *, 8 > &llvmUsedValues)
	Find values that are marked as llvm.used.
bool	StripSymbolNames (Module &M, bool PreserveDbgInfo)
	StripSymbolNames - Strip symbol names.
bool	StripDebugInfo (Module &M)
Variables
static RegisterPass< StripSymbols >	X ("strip","Strip all symbols from a module")
static RegisterPass < StripNonDebugSymbols >	Y ("strip-nondebug","Strip all symbols, except dbg symbols, from a module")

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Function Documentation

void findUsedValues	(	Module &	M,
		SmallPtrSet< const GlobalValue *, 8 > &	llvmUsedValues
	)

Find values that are marked as llvm.used.

Definition at line 136 of file StripSymbols.cpp.

References BitCast, llvm::Module::getGlobalVariable(), GV, and llvm::SmallPtrSet< PtrType, SmallSize >::insert().

Referenced by StripDebugInfo(), and StripSymbolNames().

static bool OnlyUsedBy	(	Value *	V,
		Value *	Usr
	)			[static]

OnlyUsedBy - Return true if V is only used by Usr.

Definition at line 81 of file StripSymbols.cpp.

References E, llvm::Value::use_begin(), and llvm::Value::use_end().

Referenced by RemoveDeadConstant().

static void RemoveDeadConstant

(

Constant *

C

)

[static]

Definition at line 90 of file StripSymbols.cpp.

References llvm::Constant::destroyConstant(), llvm::GlobalValue::eraseFromParent(), llvm::User::getNumOperands(), llvm::Constant::getOperand(), llvm::Value::getType(), GV, llvm::GlobalValue::hasLocalLinkage(), OnlyUsedBy(), and llvm::Value::use_empty().

Referenced by StripDebugInfo().

bool StripDebugInfo

(

Module &

M

)

Definition at line 186 of file StripSymbols.cpp.

References Arg, llvm::TypeSymbolTable::begin(), llvm::CallingConv::C, llvm::SmallPtrSet< PtrType, SmallSize >::count(), llvm::dyn_cast(), E, llvm::TypeSymbolTable::end(), llvm::Function::eraseFromParent(), llvm::Instruction::eraseFromParent(), findUsedValues(), llvm::Module::getFunction(), llvm::Module::getNamedGlobal(), llvm::User::getOperand(), llvm::GlobalValue::getSection(), llvm::Module::getTypeSymbolTable(), llvm::Module::global_begin(), llvm::Module::global_end(), GV, llvm::GlobalValue::hasLocalLinkage(), llvm::GlobalValue::hasSection(), llvm::GlobalValue::InternalLinkage, llvm::TypeSymbolTable::remove(), RemoveDeadConstant(), llvm::GlobalValue::setLinkage(), llvm::Value::use_back(), and llvm::Value::use_empty().

bool StripSymbolNames	(	Module &	M,
		bool	PreserveDbgInfo
	)

StripSymbolNames - Strip symbol names.

Definition at line 158 of file StripSymbols.cpp.

References llvm::Module::begin(), llvm::SmallPtrSet< PtrType, SmallSize >::count(), E, llvm::Module::end(), findUsedValues(), llvm::Module::getTypeSymbolTable(), llvm::Module::global_begin(), llvm::Module::global_end(), StripSymtab(), and StripTypeSymtab().

static void StripSymtab	(	ValueSymbolTable &	ST,
		bool	PreserveDbgInfo
	)			[static]

Definition at line 113 of file StripSymbols.cpp.

References llvm::ValueSymbolTable::begin(), llvm::ValueSymbolTable::end(), llvm::Value::getNameStart(), llvm::Value::setName(), V, and VE.

Referenced by StripSymbolNames().

static void StripTypeSymtab	(	TypeSymbolTable &	ST,
		bool	PreserveDbgInfo
	)			[static]

Definition at line 126 of file StripSymbols.cpp.

References llvm::TypeSymbolTable::begin(), E, llvm::TypeSymbolTable::end(), and llvm::TypeSymbolTable::remove().

Referenced by StripSymbolNames().

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Variable Documentation

char ID [static]

Definition at line 39 of file StripSymbols.cpp.

bool OnlyDebugInfo

Definition at line 37 of file StripSymbols.cpp.

RegisterPass<StripSymbols> X("strip","Strip all symbols from a module") [static]

RegisterPass<StripNonDebugSymbols> Y("strip-nondebug","Strip all symbols, except dbg symbols, from a module") [static]