Reg2Mem.cpp File Reference

#include "llvm/Transforms/Scalar/Reg2Mem.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/CFG.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/InstIterator.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/PassManager.h"
#include "llvm/InitializePasses.h"
#include "llvm/Transforms/Scalar.h"
#include "llvm/Transforms/Utils.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include "llvm/Transforms/Utils/Local.h"
#include <list>

Go to the source code of this file.

Classes
class	llvm::RegToMemWrapperPass

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

Macros
#define	DEBUG_TYPE   "reg2mem"

Functions
	STATISTIC (NumRegsDemoted, "Number of registers demoted")
	STATISTIC (NumPhisDemoted, "Number of phi-nodes demoted")
static bool	valueEscapes (const Instruction &Inst)
static bool	runPass (Function &F)
LLVM_ABI void	llvm::initializeRegToMemWrapperPassPass (PassRegistry &)
	INITIALIZE_PASS_DEPENDENCY (DominatorTreeWrapperPass)
	INITIALIZE_PASS_DEPENDENCY (LoopInfoWrapperPass)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "reg2mem"

Definition at line 36 of file Reg2Mem.cpp.

Function Documentation

INITIALIZE_PASS_DEPENDENCY() [1/2]

INITIALIZE_PASS_DEPENDENCY

(

DominatorTreeWrapperPass

)

References INITIALIZE_PASS_DEPENDENCY.

INITIALIZE_PASS_DEPENDENCY() [2/2]

INITIALIZE_PASS_DEPENDENCY

(

LoopInfoWrapperPass

)

References INITIALIZE_PASS_DEPENDENCY, and INITIALIZE_PASS_END.

runPass()

bool runPass ( Function & F )

static

Definition at line 54 of file Reg2Mem.cpp.

References assert(), llvm::BasicBlock::begin(), llvm::cast(), llvm::DemotePHIToStack(), llvm::DemoteRegToStack(), F, llvm::Type::getInt32Ty(), llvm::ilist_node_impl< OptionsT >::getIterator(), llvm::Constant::getNullValue(), I, instructions, llvm::isa(), llvm::pred_empty(), and valueEscapes().

Referenced by llvm::RegToMemPass::run(), and llvm::RegToMemWrapperPass::runOnFunction().

STATISTIC() [1/2]

STATISTIC	(	NumPhisDemoted	,
		"Number of phi-nodes demoted"	)

STATISTIC() [2/2]

STATISTIC	(	NumRegsDemoted	,
		"Number of registers demoted"	)

valueEscapes()

bool valueEscapes ( const Instruction & Inst )

static

Definition at line 41 of file Reg2Mem.cpp.

References llvm::cast(), llvm::ilist_detail::node_parent_access< NodeTy, ParentTy >::getParent(), llvm::Value::getType(), llvm::isa(), llvm::Type::isSized(), and llvm::Value::users().

Referenced by runPass().