MachineLICM.cpp File Reference

#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/Target/TargetRegisterInfo.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"

Include dependency graph for MachineLICM.cpp:

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Defines
#define	DEBUG_TYPE   "machine-licm"
Functions
	STATISTIC (NumHoisted,"Number of machine instructions hoisted out of loops")
FunctionPass *	llvm::createMachineLICMPass ()
static bool	LoopIsOuterMostWithPreheader (MachineLoop *CurLoop)
Variables
static RegisterPass< MachineLICM >	X ("machinelicm","Machine Loop Invariant Code Motion")

---

Define Documentation

#define DEBUG_TYPE   "machine-licm"

Definition at line 23 of file MachineLICM.cpp.

---

Function Documentation

static bool LoopIsOuterMostWithPreheader

(

MachineLoop *

CurLoop

)

[static]

LoopIsOuterMostWithPreheader - Test if the given loop is the outer-most loop that has a preheader.

Definition at line 102 of file MachineLICM.cpp.

References llvm::LoopBase< BlockT >::getLoopPreheader(), llvm::LoopBase< BlockT >::getParentLoop(), and L.

STATISTIC	(	NumHoisted	,
		"Number of machine instructions hoisted out of loops"
	)

---

Variable Documentation

bool Changed

Definition at line 51 of file MachineLICM.cpp.

Referenced by CleanupConstantGlobalUsers(), FoldValueComparisonIntoPredecessors(), llvm::BasicInlinerImpl::inlineFunctions(), IterativeSimplifyCFG(), MarkAliveBlocks(), NormalizeMask(), OptimizeAwayTrappingUsesOfLoads(), OptimizeAwayTrappingUsesOfValue(), llvm::Inliner::removeDeadFunctions(), RemoveUnreachableBlocksFromFn(), llvm::FunctionPass::run(), llvm::DAGTypeLegalizer::run(), llvm::BasicBlockPass::runOnFunction(), llvm::LPPassManager::runOnFunction(), llvm::FunctionPass::runOnModule(), llvm::Inliner::runOnSCC(), llvm::set_union(), and llvm::SimplifyCFG().

MachineLoop* CurLoop

Definition at line 52 of file MachineLICM.cpp.

Referenced by llvm::LoopBase< BlockT >::getLoopDepth().

MachineBasicBlock* CurPreheader

Definition at line 53 of file MachineLICM.cpp.

MachineDominatorTree* DT

Definition at line 47 of file MachineLICM.cpp.

Referenced by llvm::MachineDominatorTree::addNewBlock(), llvm::Calculate(), llvm::MachineDominatorTree::changeImmediateDominator(), llvm::CloneLoop(), llvm::MachineDominatorTree::dominates(), llvm::MachineDominatorTree::eraseNode(), llvm::MachineDominatorTree::findNearestCommonDominator(), llvm::MachineDominatorTree::getBase(), llvm::MachineDominatorTree::getNode(), llvm::MachineDominatorTree::getRoot(), llvm::MachineDominatorTree::getRootNode(), llvm::MachineDominatorTree::getRoots(), llvm::MergeBlockIntoPredecessor(), llvm::MachineDominatorTree::operator[](), llvm::MachineDominatorTree::print(), llvm::MachineDominatorTree::properlyDominates(), RecursiveResolveTypesI(), llvm::PostDominanceFrontier::runOnFunction(), llvm::DominanceFrontier::runOnFunction(), llvm::MachineDominatorTree::splitBlock(), llvm::DominanceFrontier::splitBlock(), llvm::SplitBlock(), llvm::SplitBlockPredecessors(), llvm::SplitCriticalEdge(), and llvm::PMDataManager::verifyDomInfo().

char ID [static]

Definition at line 55 of file MachineLICM.cpp.

MachineLoopInfo* LI

Definition at line 46 of file MachineLICM.cpp.

MachineRegisterInfo* RegInfo

Definition at line 48 of file MachineLICM.cpp.

const TargetInstrInfo* TII

Definition at line 43 of file MachineLICM.cpp.

const TargetMachine* TM

Definition at line 42 of file MachineLICM.cpp.

RegisterPass<MachineLICM> X("machinelicm","Machine Loop Invariant Code Motion") [static]