#include "llvm/Analysis/AliasSetTracker.h"
#include "llvm/Analysis/ScalarEvolution.h"
#include "llvm/Analysis/ScalarEvolutionExpressions.h"
+#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Metadata.h"
+#include "llvm/IR/Module.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/ValueHandle.h"
#include "llvm/Pass.h"
initializeBBVectorizePass(*PassRegistry::getPassRegistry());
}
- BBVectorize(Pass *P, const VectorizeConfig &C)
+ BBVectorize(Pass *P, Function &F, const VectorizeConfig &C)
: BasicBlockPass(ID), Config(C) {
AA = &P->getAnalysis<AliasAnalysis>();
DT = &P->getAnalysis<DominatorTreeWrapperPass>().getDomTree();
- SE = &P->getAnalysis<ScalarEvolution>();
- DataLayoutPass *DLP = P->getAnalysisIfAvailable<DataLayoutPass>();
- DL = DLP ? &DLP->getDataLayout() : nullptr;
- TTI = IgnoreTargetInfo ? nullptr : &P->getAnalysis<TargetTransformInfo>();
+ SE = &P->getAnalysis<ScalarEvolutionWrapperPass>().getSE();
+ TLI = &P->getAnalysis<TargetLibraryInfoWrapperPass>().getTLI();
+ TTI = IgnoreTargetInfo
+ ? nullptr
+ : &P->getAnalysis<TargetTransformInfoWrapperPass>().getTTI(F);
}
typedef std::pair<Value *, Value *> ValuePair;
AliasAnalysis *AA;
DominatorTree *DT;
ScalarEvolution *SE;
- const DataLayout *DL;
+ const TargetLibraryInfo *TLI;
const TargetTransformInfo *TTI;
// FIXME: const correct?
AA = &getAnalysis<AliasAnalysis>();
DT = &getAnalysis<DominatorTreeWrapperPass>().getDomTree();
- SE = &getAnalysis<ScalarEvolution>();
- DataLayoutPass *DLP = getAnalysisIfAvailable<DataLayoutPass>();
- DL = DLP ? &DLP->getDataLayout() : nullptr;
- TTI = IgnoreTargetInfo ? nullptr : &getAnalysis<TargetTransformInfo>();
+ SE = &getAnalysis<ScalarEvolutionWrapperPass>().getSE();
+ TLI = &getAnalysis<TargetLibraryInfoWrapperPass>().getTLI();
+ TTI = IgnoreTargetInfo
+ ? nullptr
+ : &getAnalysis<TargetTransformInfoWrapperPass>().getTTI(
+ *BB.getParent());
return vectorizeBB(BB);
}
BasicBlockPass::getAnalysisUsage(AU);
AU.addRequired<AliasAnalysis>();
AU.addRequired<DominatorTreeWrapperPass>();
- AU.addRequired<ScalarEvolution>();
- AU.addRequired<TargetTransformInfo>();
+ AU.addRequired<ScalarEvolutionWrapperPass>();
+ AU.addRequired<TargetLibraryInfoWrapperPass>();
+ AU.addRequired<TargetTransformInfoWrapperPass>();
AU.addPreserved<AliasAnalysis>();
AU.addPreserved<DominatorTreeWrapperPass>();
- AU.addPreserved<ScalarEvolution>();
+ AU.addPreserved<ScalarEvolutionWrapperPass>();
AU.setPreservesCFG();
}
dyn_cast<SCEVConstant>(OffsetSCEV)) {
ConstantInt *IntOff = ConstOffSCEV->getValue();
int64_t Offset = IntOff->getSExtValue();
-
+ const DataLayout &DL = I->getModule()->getDataLayout();
Type *VTy = IPtr->getType()->getPointerElementType();
- int64_t VTyTSS = (int64_t) DL->getTypeStoreSize(VTy);
+ int64_t VTyTSS = (int64_t)DL.getTypeStoreSize(VTy);
Type *VTy2 = JPtr->getType()->getPointerElementType();
if (VTy != VTy2 && Offset < 0) {
- int64_t VTy2TSS = (int64_t) DL->getTypeStoreSize(VTy2);
+ int64_t VTy2TSS = (int64_t)DL.getTypeStoreSize(VTy2);
OffsetInElmts = Offset/VTy2TSS;
- return (abs64(Offset) % VTy2TSS) == 0;
+ return (std::abs(Offset) % VTy2TSS) == 0;
}
OffsetInElmts = Offset/VTyTSS;
- return (abs64(Offset) % VTyTSS) == 0;
+ return (std::abs(Offset) % VTyTSS) == 0;
}
return false;
Function *F = I->getCalledFunction();
if (!F) return false;
- Intrinsic::ID IID = (Intrinsic::ID) F->getIntrinsicID();
+ Intrinsic::ID IID = F->getIntrinsicID();
if (!IID) return false;
switch(IID) {
// It is important to cleanup here so that future iterations of this
// function have less work to do.
- (void) SimplifyInstructionsInBlock(&BB, DL, AA->getTargetLibraryInfo());
+ (void)SimplifyInstructionsInBlock(&BB, TLI);
return true;
}
return false;
}
- // We can't vectorize memory operations without target data
- if (!DL && IsSimpleLoadStore)
- return false;
-
Type *T1, *T2;
getInstructionTypes(I, T1, T2);
if (T2->isX86_FP80Ty() || T2->isPPC_FP128Ty() || T2->isX86_MMXTy())
return false;
- if ((!Config.VectorizePointers || !DL) &&
- (T1->getScalarType()->isPointerTy() ||
- T2->getScalarType()->isPointerTy()))
+ if (!Config.VectorizePointers && (T1->getScalarType()->isPointerTy() ||
+ T2->getScalarType()->isPointerTy()))
return false;
if (!TTI && (T1->getPrimitiveSizeInBits() >= Config.VectorBits ||
unsigned IAlignment, JAlignment, IAddressSpace, JAddressSpace;
int64_t OffsetInElmts = 0;
if (getPairPtrInfo(I, J, IPtr, JPtr, IAlignment, JAlignment,
- IAddressSpace, JAddressSpace,
- OffsetInElmts) && abs64(OffsetInElmts) == 1) {
+ IAddressSpace, JAddressSpace, OffsetInElmts) &&
+ std::abs(OffsetInElmts) == 1) {
FixedOrder = (int) OffsetInElmts;
unsigned BottomAlignment = IAlignment;
if (OffsetInElmts < 0) BottomAlignment = JAlignment;
// An aligned load or store is possible only if the instruction
// with the lower offset has an alignment suitable for the
// vector type.
-
- unsigned VecAlignment = DL->getPrefTypeAlignment(VType);
+ const DataLayout &DL = I->getModule()->getDataLayout();
+ unsigned VecAlignment = DL.getPrefTypeAlignment(VType);
if (BottomAlignment < VecAlignment)
return false;
}
CallInst *CI = dyn_cast<CallInst>(I);
Function *FI;
if (CI && (FI = CI->getCalledFunction())) {
- Intrinsic::ID IID = (Intrinsic::ID) FI->getIntrinsicID();
+ Intrinsic::ID IID = FI->getIntrinsicID();
if (IID == Intrinsic::powi || IID == Intrinsic::ctlz ||
IID == Intrinsic::cttz) {
Value *A1I = CI->getArgOperand(1),
continue;
} else if (isa<CallInst>(I)) {
Function *F = cast<CallInst>(I)->getCalledFunction();
- Intrinsic::ID IID = (Intrinsic::ID) F->getIntrinsicID();
+ Intrinsic::ID IID = F->getIntrinsicID();
if (o == NumOperands-1) {
BasicBlock &BB = *I->getParent();
Instruction *J, Instruction *K,
Instruction *&InsertionPt,
Instruction *&K1, Instruction *&K2) {
- if (isa<StoreInst>(I)) {
- AA->replaceWithNewValue(I, K);
- AA->replaceWithNewValue(J, K);
- } else {
- Type *IType = I->getType();
- Type *JType = J->getType();
+ if (isa<StoreInst>(I))
+ return;
- VectorType *VType = getVecTypeForPair(IType, JType);
- unsigned numElem = VType->getNumElements();
+ Type *IType = I->getType();
+ Type *JType = J->getType();
- unsigned numElemI = getNumScalarElements(IType);
- unsigned numElemJ = getNumScalarElements(JType);
+ VectorType *VType = getVecTypeForPair(IType, JType);
+ unsigned numElem = VType->getNumElements();
- if (IType->isVectorTy()) {
- std::vector<Constant*> Mask1(numElemI), Mask2(numElemI);
- for (unsigned v = 0; v < numElemI; ++v) {
- Mask1[v] = ConstantInt::get(Type::getInt32Ty(Context), v);
- Mask2[v] = ConstantInt::get(Type::getInt32Ty(Context), numElemJ+v);
- }
+ unsigned numElemI = getNumScalarElements(IType);
+ unsigned numElemJ = getNumScalarElements(JType);
- K1 = new ShuffleVectorInst(K, UndefValue::get(VType),
- ConstantVector::get( Mask1),
- getReplacementName(K, false, 1));
- } else {
- Value *CV0 = ConstantInt::get(Type::getInt32Ty(Context), 0);
- K1 = ExtractElementInst::Create(K, CV0,
- getReplacementName(K, false, 1));
+ if (IType->isVectorTy()) {
+ std::vector<Constant *> Mask1(numElemI), Mask2(numElemI);
+ for (unsigned v = 0; v < numElemI; ++v) {
+ Mask1[v] = ConstantInt::get(Type::getInt32Ty(Context), v);
+ Mask2[v] = ConstantInt::get(Type::getInt32Ty(Context), numElemJ + v);
}
- if (JType->isVectorTy()) {
- std::vector<Constant*> Mask1(numElemJ), Mask2(numElemJ);
- for (unsigned v = 0; v < numElemJ; ++v) {
- Mask1[v] = ConstantInt::get(Type::getInt32Ty(Context), v);
- Mask2[v] = ConstantInt::get(Type::getInt32Ty(Context), numElemI+v);
- }
+ K1 = new ShuffleVectorInst(K, UndefValue::get(VType),
+ ConstantVector::get(Mask1),
+ getReplacementName(K, false, 1));
+ } else {
+ Value *CV0 = ConstantInt::get(Type::getInt32Ty(Context), 0);
+ K1 = ExtractElementInst::Create(K, CV0, getReplacementName(K, false, 1));
+ }
- K2 = new ShuffleVectorInst(K, UndefValue::get(VType),
- ConstantVector::get( Mask2),
- getReplacementName(K, false, 2));
- } else {
- Value *CV1 = ConstantInt::get(Type::getInt32Ty(Context), numElem-1);
- K2 = ExtractElementInst::Create(K, CV1,
- getReplacementName(K, false, 2));
+ if (JType->isVectorTy()) {
+ std::vector<Constant *> Mask1(numElemJ), Mask2(numElemJ);
+ for (unsigned v = 0; v < numElemJ; ++v) {
+ Mask1[v] = ConstantInt::get(Type::getInt32Ty(Context), v);
+ Mask2[v] = ConstantInt::get(Type::getInt32Ty(Context), numElemI + v);
}
- K1->insertAfter(K);
- K2->insertAfter(K1);
- InsertionPt = K2;
+ K2 = new ShuffleVectorInst(K, UndefValue::get(VType),
+ ConstantVector::get(Mask2),
+ getReplacementName(K, false, 2));
+ } else {
+ Value *CV1 = ConstantInt::get(Type::getInt32Ty(Context), numElem - 1);
+ K2 = ExtractElementInst::Create(K, CV1, getReplacementName(K, false, 2));
}
+
+ K1->insertAfter(K);
+ K2->insertAfter(K1);
+ InsertionPt = K2;
}
// Move all uses of the function I (including pairing-induced uses) after J.
else if (H->hasName())
K->takeName(H);
- if (!isa<StoreInst>(K))
+ if (auto CS = CallSite(K)) {
+ SmallVector<Type *, 3> Tys;
+ FunctionType *Old = CS.getFunctionType();
+ unsigned NumOld = Old->getNumParams();
+ assert(NumOld <= ReplacedOperands.size());
+ for (unsigned i = 0; i != NumOld; ++i)
+ Tys.push_back(ReplacedOperands[i]->getType());
+ CS.mutateFunctionType(
+ FunctionType::get(getVecTypeForPair(L->getType(), H->getType()),
+ Tys, Old->isVarArg()));
+ } else if (!isa<StoreInst>(K))
K->mutateType(getVecTypeForPair(L->getType(), H->getType()));
unsigned KnownIDs[] = {
+ LLVMContext::MD_dbg,
LLVMContext::MD_tbaa,
LLVMContext::MD_alias_scope,
LLVMContext::MD_noalias,
if (!isa<StoreInst>(I)) {
L->replaceAllUsesWith(K1);
H->replaceAllUsesWith(K2);
- AA->replaceWithNewValue(L, K1);
- AA->replaceWithNewValue(H, K2);
}
// Instructions that may read from memory may be in the load move set.
static const char bb_vectorize_name[] = "Basic-Block Vectorization";
INITIALIZE_PASS_BEGIN(BBVectorize, BBV_NAME, bb_vectorize_name, false, false)
INITIALIZE_AG_DEPENDENCY(AliasAnalysis)
-INITIALIZE_AG_DEPENDENCY(TargetTransformInfo)
+INITIALIZE_PASS_DEPENDENCY(TargetLibraryInfoWrapperPass)
+INITIALIZE_PASS_DEPENDENCY(TargetTransformInfoWrapperPass)
INITIALIZE_PASS_DEPENDENCY(DominatorTreeWrapperPass)
-INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
+INITIALIZE_PASS_DEPENDENCY(ScalarEvolutionWrapperPass)
INITIALIZE_PASS_END(BBVectorize, BBV_NAME, bb_vectorize_name, false, false)
BasicBlockPass *llvm::createBBVectorizePass(const VectorizeConfig &C) {
bool
llvm::vectorizeBasicBlock(Pass *P, BasicBlock &BB, const VectorizeConfig &C) {
- BBVectorize BBVectorizer(P, C);
+ BBVectorize BBVectorizer(P, *BB.getParent(), C);
return BBVectorizer.vectorizeBB(BB);
}