LoopInstSimplify.cpp File Reference

#include "llvm/Transforms/Scalar/LoopInstSimplify.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/AssumptionCache.h"
#include "llvm/Analysis/InstructionSimplify.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Analysis/LoopIterator.h"
#include "llvm/Analysis/LoopPass.h"
#include "llvm/Analysis/MemorySSA.h"
#include "llvm/Analysis/MemorySSAUpdater.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/Support/Casting.h"
#include "llvm/Transforms/Utils/Local.h"
#include "llvm/Transforms/Utils/LoopUtils.h"
#include <optional>
#include <utility>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "loop-instsimplify"

Functions
	STATISTIC (NumSimplified, "Number of redundant instructions simplified")
static bool	simplifyLoopInst (Loop &L, DominatorTree &DT, LoopInfo &LI, AssumptionCache &AC, const TargetLibraryInfo &TLI, MemorySSAUpdater *MSSAU)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "loop-instsimplify"

Definition at line 38 of file LoopInstSimplify.cpp.

Function Documentation

simplifyLoopInst()

bool simplifyLoopInst ( Loop & L, DominatorTree & DT, LoopInfo & LI, AssumptionCache & AC, const TargetLibraryInfo & TLI, MemorySSAUpdater * MSSAU )

static

Definition at line 42 of file LoopInstSimplify.cpp.

References assert(), llvm::cast(), Changed, llvm::SmallPtrSetImplBase::clear(), llvm::SmallVectorImpl< T >::clear(), llvm::SmallPtrSetImpl< PtrType >::count(), DL, llvm::dyn_cast(), llvm::dyn_cast_or_null(), llvm::SmallPtrSetImplBase::empty(), llvm::SmallVectorTemplateCommon< T, typename >::empty(), llvm::MemorySSA::getMemoryAccess(), llvm::MemorySSAUpdater::getMemorySSA(), llvm::SimplifyQuery::getWithInstruction(), I, llvm::SmallPtrSetImpl< PtrType >::insert(), llvm::isa(), llvm::isInstructionTriviallyDead(), llvm::DominatorTree::isReachableFromEntry(), llvm::make_early_inc_range(), llvm::Next, llvm::LoopBlocksRPO::perform(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::RecursivelyDeleteTriviallyDeadInstructions(), llvm::LoopInfo::replacementPreservesLCSSAForm(), S1, llvm::simplifyInstruction(), std::swap(), llvm::VerifyMemorySSA, and llvm::MemorySSA::verifyMemorySSA().

Referenced by llvm::LoopInstSimplifyPass::run().

STATISTIC()

STATISTIC	(	NumSimplified	,
		"Number of redundant instructions simplified"	)