StripSymbols.cpp File Reference

#include "llvm/Transforms/IPO.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/DebugInfo.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/TypeFinder.h"
#include "llvm/IR/ValueSymbolTable.h"
#include "llvm/Pass.h"
#include "llvm/Transforms/Utils/Local.h"

Include dependency graph for StripSymbols.cpp:

Go to the source code of this file.

Functions
	INITIALIZE_PASS (StripSymbols,"strip","Strip all symbols from a module", false, false) ModulePass *llvm
	INITIALIZE_PASS (StripNonDebugSymbols,"strip-nondebug","Strip all symbols, except dbg symbols, from a module", false, false) ModulePass *llvm
	INITIALIZE_PASS (StripDebugDeclare,"strip-debug-declare","Strip all llvm.dbg.declare intrinsics", false, false) ModulePass *llvm
	INITIALIZE_PASS (StripDeadDebugInfo,"strip-dead-debug-info","Strip debug info for unused symbols", false, false) ModulePass *llvm
static bool	OnlyUsedBy (Value *V, Value *Usr)
	OnlyUsedBy - Return true if V is only used by Usr. More...
static void	RemoveDeadConstant (Constant *C)
static void	StripSymtab (ValueSymbolTable &ST, bool PreserveDbgInfo)
static void	StripTypeNames (Module &M, bool PreserveDbgInfo)
static void	findUsedValues (GlobalVariable *LLVMUsed, SmallPtrSet< const GlobalValue *, 8 > &UsedValues)
	Find values that are marked as llvm.used. More...
static bool	StripSymbolNames (Module &M, bool PreserveDbgInfo)
	StripSymbolNames - Strip symbol names. More...
static bool	StripDebugInfo (Module &M)

Function Documentation

static void findUsedValues ( GlobalVariable *  LLVMUsed, SmallPtrSet< const GlobalValue *, 8 > &  UsedValues  )

static

Find values that are marked as llvm.used.

Definition at line 194 of file StripSymbols.cpp.

References llvm::GlobalVariable::getInitializer(), llvm::User::getNumOperands(), llvm::User::getOperand(), llvm::SmallPtrSet< PtrType, SmallSize >::insert(), and llvm::Value::stripPointerCasts().

Referenced by StripSymbolNames().

INITIALIZE_PASS	(	StripSymbols	,
		"strip"	,
		"Strip all symbols from a module"	,
		false	,
		false
	)

Definition at line 101 of file StripSymbols.cpp.

INITIALIZE_PASS	(	StripNonDebugSymbols	,
		"strip-nondebug"	,
		"Strip all	symbols,
		except dbg	symbols,
		from a module"	,
		false	,
		false
	)

Definition at line 109 of file StripSymbols.cpp.

INITIALIZE_PASS	(	StripDebugDeclare	,
		"strip-debug-declare"	,
		"Strip all llvm.dbg.declare intrinsics"	,
		false	,
		false
	)

Definition at line 118 of file StripSymbols.cpp.

INITIALIZE_PASS	(	StripDeadDebugInfo	,
		"strip-dead-debug-info"	,
		"Strip debug info for unused symbols"	,
		false	,
		false
	)

Definition at line 126 of file StripSymbols.cpp.

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

static

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

Definition at line 134 of file StripSymbols.cpp.

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

Referenced by RemoveDeadConstant().

static void RemoveDeadConstant ( Constant *  C )

static

Definition at line 143 of file StripSymbols.cpp.

References llvm::CallingConv::C, llvm::Constant::destroyConstant(), llvm::User::getNumOperands(), llvm::User::getOperand(), llvm::Value::getType(), llvm::SmallPtrSet< PtrType, SmallSize >::insert(), OnlyUsedBy(), and llvm::Value::use_empty().

static bool StripDebugInfo ( Module &  M )

static

Definition at line 237 of file StripSymbols.cpp.

References llvm::Module::begin(), llvm::Module::end(), llvm::Instruction::eraseFromParent(), llvm::NamedMDNode::eraseFromParent(), llvm::Module::getFunction(), llvm::NamedMDNode::getName(), llvm::A64CC::MI, llvm::Module::named_metadata_begin(), llvm::Module::named_metadata_end(), and llvm::StringRef::startswith().

static bool StripSymbolNames ( Module &  M, bool  PreserveDbgInfo  )

static

StripSymbolNames - Strip symbol names.

Definition at line 208 of file StripSymbols.cpp.

References llvm::Module::begin(), llvm::SmallPtrSet< PtrType, SmallSize >::count(), llvm::Module::end(), findUsedValues(), llvm::Module::getGlobalVariable(), llvm::Module::global_begin(), llvm::Module::global_end(), I, StripSymtab(), and StripTypeNames().

static void StripSymtab ( ValueSymbolTable &  ST, bool  PreserveDbgInfo  )

static

Definition at line 165 of file StripSymbols.cpp.

References llvm::ValueSymbolTable::begin(), llvm::ValueSymbolTable::end(), llvm::Value::getName(), llvm::Value::setName(), and llvm::StringRef::startswith().

Referenced by StripSymbolNames().

static void StripTypeNames ( Module &  M, bool  PreserveDbgInfo  )

static

Definition at line 178 of file StripSymbols.cpp.

References llvm::StringRef::empty(), llvm::StructType::getName(), llvm::StructType::isLiteral(), llvm::TypeFinder::run(), llvm::StructType::setName(), llvm::TypeFinder::size(), and llvm::StringRef::startswith().

Referenced by StripSymbolNames().