215   IntrinsicInst *II = dyn_cast<IntrinsicInst>(&CI);
216   if (!II) return visitCallSite(&CI);
220   if (MemIntrinsic *MI = dyn_cast<MemIntrinsic>(II)) {
272     if (Changed) return II;
275   switch (II->getIntrinsicID()) {
279     if (getObjectSize(II->getArgOperand(0), Size, DL, TLI))
284     Value *IIOperand = II->getArgOperand(0);
303     if (ConstantInt *Power = dyn_cast<ConstantInt>(II->getArgOperand(1))) {
309         return ReplaceInstUsesWith(CI, II->getArgOperand(0));
313                                           II->getArgOperand(0));
319     IntegerType *IT = dyn_cast<IntegerType>(II->getArgOperand(0)->getType());
325     computeKnownBits(II->getArgOperand(0), KnownZero, KnownOne);
337     IntegerType *IT = dyn_cast<IntegerType>(II->getArgOperand(0)->getType());
343     computeKnownBits(II->getArgOperand(0), KnownZero, KnownOne);
353     Value *LHS = II->getArgOperand(0), *RHS = II->getArgOperand(1);
354     IntegerType *IT = cast<IntegerType>(II->getArgOperand(0)->getType());
375           ConstantInt::getTrue(II->getContext())
377         StructType *ST = cast<StructType>(II->getType());
389           ConstantInt::getFalse(II->getContext())
391         StructType *ST = cast<StructType>(II->getType());
400     if (isa<Constant>(II->getArgOperand(0)) &&
401         !isa<Constant>(II->getArgOperand(1))) {
402       Value *LHS = II->getArgOperand(0);
403       II->setArgOperand(0, II->getArgOperand(1));
404       II->setArgOperand(1, LHS);
405       return II;
409     if (isa<UndefValue>(II->getArgOperand(1)))
410       return ReplaceInstUsesWith(CI, UndefValue::get(II->getType()));
412     if (ConstantInt *RHS = dyn_cast<ConstantInt>(II->getArgOperand(1))) {
416           UndefValue::get(II->getArgOperand(0)->getType()),
417           ConstantInt::getFalse(II->getContext())
420           ConstantStruct::get(cast<StructType>(II->getType()), V);
421         return InsertValueInst::Create(Struct, II->getArgOperand(0), 0);
427     if (II->getIntrinsicID() == Intrinsic::sadd_with_overflow) {
428       Value *LHS = II->getArgOperand(0), *RHS = II->getArgOperand(1);
433         StructType *ST = cast<StructType>(II->getType());
444     if (isa<UndefValue>(II->getArgOperand(0)) ||
445         isa<UndefValue>(II->getArgOperand(1)))
446       return ReplaceInstUsesWith(CI, UndefValue::get(II->getType()));
448     if (ConstantInt *RHS = dyn_cast<ConstantInt>(II->getArgOperand(1))) {
452           UndefValue::get(II->getArgOperand(0)->getType()),
453           ConstantInt::getFalse(II->getContext())
456           ConstantStruct::get(cast<StructType>(II->getType()), V);
457         return InsertValueInst::Create(Struct, II->getArgOperand(0), 0);
462     Value *LHS = II->getArgOperand(0), *RHS = II->getArgOperand(1);
486       Constant *Struct = ConstantStruct::get(cast<StructType>(II->getType()),V);
492     if (isa<Constant>(II->getArgOperand(0)) &&
493         !isa<Constant>(II->getArgOperand(1))) {
494       Value *LHS = II->getArgOperand(0);
495       II->setArgOperand(0, II->getArgOperand(1));
496       II->setArgOperand(1, LHS);
497       return II;
501     if (isa<UndefValue>(II->getArgOperand(1)))
502       return ReplaceInstUsesWith(CI, UndefValue::get(II->getType()));
504     if (ConstantInt *RHSI = dyn_cast<ConstantInt>(II->getArgOperand(1))) {
507         return ReplaceInstUsesWith(CI, Constant::getNullValue(II->getType()));
512           UndefValue::get(II->getArgOperand(0)->getType()),
513           ConstantInt::getFalse(II->getContext())
516           ConstantStruct::get(cast<StructType>(II->getType()), V);
517         return InsertValueInst::Create(Struct, II->getArgOperand(0), 0);
524     if (getOrEnforceKnownAlignment(II->getArgOperand(0), 16, DL) >= 16) {
525       Value *Ptr = Builder->CreateBitCast(II->getArgOperand(0),
526                                          PointerType::getUnqual(II->getType()));
533     if (getOrEnforceKnownAlignment(II->getArgOperand(1), 16, DL) >= 16) {
535         PointerType::getUnqual(II->getArgOperand(0)->getType());
536       Value *Ptr = Builder->CreateBitCast(II->getArgOperand(1), OpPtrTy);
537       return new StoreInst(II->getArgOperand(0), Ptr);
544     if (getOrEnforceKnownAlignment(II->getArgOperand(0), 16, DL) >= 16) {
546         PointerType::getUnqual(II->getArgOperand(1)->getType());
547       Value *Ptr = Builder->CreateBitCast(II->getArgOperand(0), OpPtrTy);
548       return new StoreInst(II->getArgOperand(1), Ptr);
563       cast<VectorType>(II->getArgOperand(0)->getType())->getNumElements();
566     if (Value *V = SimplifyDemandedVectorElts(II->getArgOperand(0),
568       II->setArgOperand(0, V);
569       return II;
603     auto CDV = dyn_cast<ConstantDataVector>(II->getArgOperand(1));
604     auto CInt = dyn_cast<ConstantInt>(II->getArgOperand(1));
613     auto Vec = II->getArgOperand(0);
621     switch (II->getIntrinsicID()) {
656       cast<VectorType>(II->getArgOperand(0)->getType())->getNumElements();
660     if (Value *TmpV = SimplifyDemandedVectorElts(II->getArgOperand(0),
663       II->setArgOperand(0, TmpV);
664       return II;
673     if (auto CIWidth = dyn_cast<ConstantInt>(II->getArgOperand(2))) {
674       if (auto CIStart = dyn_cast<ConstantInt>(II->getArgOperand(3))) {
676           Value *Vec = II->getArgOperand(1);
683                                   II->getContext(), ArrayRef<uint32_t>(Mask))));
686                        dyn_cast<IntrinsicInst>(II->getArgOperand(0))) {
688               Source->getArgOperand(1) == II->getArgOperand(1)) {
717                     II->getArgOperand(2)->getType(), NewWidth, false);
719                     II->getArgOperand(3)->getType(), NewStart, false);
721                                    II->getArgOperand(1), ConstantWidth,
746     Value *Mask = II->getArgOperand(2);
769       return SelectInst::Create(NewSelector, II->getArgOperand(1),
770                                 II->getArgOperand(0), "blendv");
781     Value *V = II->getArgOperand(1);
789         if (II->getIntrinsicID() == Intrinsic::x86_avx_vpermilvar_pd ||
790             II->getIntrinsicID() == Intrinsic::x86_avx_vpermilvar_pd_256)
803     if (II->getIntrinsicID() == Intrinsic::x86_avx_vpermilvar_ps_256 ||
804         II->getIntrinsicID() == Intrinsic::x86_avx_vpermilvar_pd_256) {
810     auto V1 = II->getArgOperand(0);
823     if (Constant *Mask = dyn_cast<Constant>(II->getArgOperand(2))) {
839         Value *Op0 = Builder->CreateBitCast(II->getArgOperand(0),
841         Value *Op1 = Builder->CreateBitCast(II->getArgOperand(1),
889     unsigned MemAlign = getKnownAlignment(II->getArgOperand(0), DL);
890     unsigned AlignArg = II->getNumArgOperands() - 1;
891     ConstantInt *IntrAlign = dyn_cast<ConstantInt>(II->getArgOperand(AlignArg));
893       II->setArgOperand(AlignArg,
894                         ConstantInt::get(Type::getInt32Ty(II->getContext()),
896       return II;
905     Value *Arg0 = II->getArgOperand(0);
906     Value *Arg1 = II->getArgOperand(1);
910       return ReplaceInstUsesWith(CI, ConstantAggregateZero::get(II->getType()));
914     bool Zext = (II->getIntrinsicID() == Intrinsic::arm_neon_vmullu ||
915                  II->getIntrinsicID() == Intrinsic::aarch64_neon_umull);
916     VectorType *NewVT = cast<VectorType>(II->getType());
934           return CastInst::CreateIntegerCast(Arg0, II->getType(),
941     if (const ConstantFP *C = dyn_cast<ConstantFP>(II->getArgOperand(0))) {
949         return ReplaceInstUsesWith(CI, ConstantFP::get(II->getContext(), Val));
957     if (IntrinsicInst *SS = dyn_cast<IntrinsicInst>(II->getArgOperand(0))) {
960         if (&*++BI == II)
967     BasicBlock::iterator BI = II;
968     TerminatorInst *TI = II->getParent()->getTerminator();
976         if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(BCI)) {
978           if (II->getIntrinsicID() == Intrinsic::stackrestore)
999   return visitCallSite(II);
1004 Instruction *InstCombiner::visitInvokeInst(InvokeInst &II) {
1005   return visitCallSite(&II);
1060     IntrinsicInst *II = dyn_cast<IntrinsicInst>(U);
1061     if (!II)
1063     if (II->getIntrinsicID() == Intrinsic::init_trampoline) {
1067       InitTrampoline = II;
1070     if (II->getIntrinsicID() == Intrinsic::adjust_trampoline)
1094     if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(I))
1095       if (II->getIntrinsicID() == Intrinsic::init_trampoline &&
1096           II->getOperand(0) == TrampMem)
1097         return II;
1186   if (IntrinsicInst *II = FindInitTrampoline(Callee))
1187     return transformCallThroughTrampoline(CS, II);
1273       if (InvokeInst *II = dyn_cast<InvokeInst>(Caller))
1274         for (User *U : II->users())
1276             if (PN->getParent() == II->getNormalDest() ||
1277                 PN->getParent() == II->getUnwindDest())
1435   if (InvokeInst *II = dyn_cast<InvokeInst>(Caller)) {
1436     NC = Builder->CreateInvoke(Callee, II->getNormalDest(),
1437                                II->getUnwindDest(), Args);
1438     NC->takeName(II);
1439     cast<InvokeInst>(NC)->setCallingConv(II->getCallingConv());
1460       if (InvokeInst *II = dyn_cast<InvokeInst>(Caller)) {
1461         BasicBlock::iterator I = II->getNormalDest()->getFirstInsertionPt();
1614       if (InvokeInst *II = dyn_cast<InvokeInst>(Caller)) {
1616                                        II->getNormalDest(), II->getUnwindDest(),
1618         cast<InvokeInst>(NewCaller)->setCallingConv(II->getCallingConv());

Indexes created Fri Mar 13 02:32:08 CET 2015