MemorySSAUpdater.cpp File Reference

#include "llvm/Analysis/MemorySSAUpdater.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/Analysis/IteratedDominanceFrontier.h"
#include "llvm/Analysis/LoopIterator.h"
#include "llvm/Analysis/MemorySSA.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/Dominators.h"
#include "llvm/Support/Debug.h"
#include <algorithm>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "memoryssa"

Functions
static void	setMemoryPhiValueForBlock (MemoryPhi *MP, const BasicBlock *BB, MemoryAccess *NewDef)
static MemoryAccess *	onlySingleValue (MemoryPhi *MP)
	If all arguments of a MemoryPHI are defined by the same incoming argument, return that argument.
static MemoryAccess *	getNewDefiningAccessForClone (MemoryAccess *MA, const ValueToValueMapTy &VMap, PhiToDefMap &MPhiMap, MemorySSA *MSSA, function_ref< bool(BasicBlock *BB)> IsInClonedRegion)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "memoryssa"

Definition at line 24 of file MemorySSAUpdater.cpp.

Function Documentation

getNewDefiningAccessForClone()

MemoryAccess * getNewDefiningAccessForClone ( MemoryAccess * MA, const ValueToValueMapTy & VMap, PhiToDefMap & MPhiMap, MemorySSA * MSSA, function_ref< bool(BasicBlock *BB)> IsInClonedRegion )

static

Definition at line 559 of file MemorySSAUpdater.cpp.

References assert(), llvm::cast(), llvm::cast_or_null(), llvm::dyn_cast(), llvm::MemorySSA::getMemoryAccess(), getNewDefiningAccessForClone(), llvm::ilist_detail::node_parent_access< NodeTy, ParentTy >::getParent(), llvm::isa(), llvm::MemorySSA::isLiveOnEntryDef(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::lookup(), and llvm::ValueMap< KeyT, ValueT, Config >::lookup().

Referenced by getNewDefiningAccessForClone(), and llvm::MemorySSAUpdater::updateForClonedLoop().

onlySingleValue()

MemoryAccess * onlySingleValue ( MemoryPhi * MP )

static

If all arguments of a MemoryPHI are defined by the same incoming argument, return that argument.

Definition at line 547 of file MemorySSAUpdater.cpp.

References llvm::cast(), and llvm::User::operands().

Referenced by llvm::MemorySSAUpdater::removeMemoryAccess(), and llvm::MemorySSAUpdater::updateForClonedLoop().

setMemoryPhiValueForBlock()

void setMemoryPhiValueForBlock ( MemoryPhi * MP, const BasicBlock * BB, MemoryAccess * NewDef )

static

Definition at line 285 of file MemorySSAUpdater.cpp.

References assert(), llvm::MemoryPhi::blocks(), llvm::drop_begin(), llvm::MemoryPhi::getBasicBlockIndex(), and llvm::MemoryPhi::setIncomingValue().