diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.h b/llvm/lib/Target/X86/X86TargetTransformInfo.h
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.h
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.h
@@ -145,6 +145,10 @@
   InstructionCost getScalarizationOverhead(VectorType *Ty,
                                            const APInt &DemandedElts,
                                            bool Insert, bool Extract);
+  InstructionCost getReplicationShuffleCost(Type *EltTy, int ReplicationFactor,
+                                            int VF,
+                                            const APInt &DemandedReplicatedElts,
+                                            TTI::TargetCostKind CostKind);
   InstructionCost getMemoryOpCost(unsigned Opcode, Type *Src,
                                   MaybeAlign Alignment, unsigned AddressSpace,
                                   TTI::TargetCostKind CostKind,
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -3621,6 +3621,68 @@
   return Cost;
 }
 
+InstructionCost X86TTIImpl::getReplicationShuffleCost(
+    Type *EltTy, int ReplicationFactor, int VF,
+    const APInt &DemandedReplicatedElts, TTI::TargetCostKind CostKind) {
+  const unsigned EltTyBits = DL.getTypeSizeInBits(EltTy);
+
+  auto bailout = [&]() {
+    return BaseT::getReplicationShuffleCost(EltTy, ReplicationFactor, VF,
+                                            DemandedReplicatedElts, CostKind);
+  };
+
+  // For now, only deal with AVX512 cases.
+  if (!ST->hasAVX512())
+    return bailout();
+
+  switch (EltTyBits) {
+  case 32:
+  case 64:
+    break; // AVX512F.
+  default:
+    return bailout();
+  }
+
+  auto *SrcVecTy = FixedVectorType::get(EltTy, VF);
+  int NumReplicatedElements = VF * ReplicationFactor;
+  auto *ReplicatedVecTy = FixedVectorType::get(EltTy, NumReplicatedElements);
+
+  // Legalize the types.
+  MVT LegalSrcVecTy = TLI->getTypeLegalizationCost(DL, SrcVecTy).second;
+  MVT LegalReplicatedVecTy =
+      TLI->getTypeLegalizationCost(DL, ReplicatedVecTy).second;
+
+  // They both should have legalized into vector types.
+  if (!LegalSrcVecTy.isVector() || !LegalReplicatedVecTy.isVector())
+    return bailout();
+
+  assert(LegalSrcVecTy.getScalarSizeInBits() == EltTyBits &&
+         LegalSrcVecTy.getScalarType() ==
+             LegalReplicatedVecTy.getScalarType() &&
+         "We expect that the legalization doesn't affect the element width, "
+         "doesn't coalesce/split elements.");
+
+  unsigned NumEltsPerReplicatedVec =
+      LegalReplicatedVecTy.getVectorNumElements();
+  unsigned NumReplicatedVectors =
+      divideCeil(ReplicatedVecTy->getNumElements(), NumEltsPerReplicatedVec);
+
+  auto *SingleReplicatedVecTy =
+      FixedVectorType::get(EltTy, NumEltsPerReplicatedVec);
+
+  APInt DemandedReplicatedVectors = APIntOps::ScaleBitMask(
+      DemandedReplicatedElts.zextOrSelf(NumReplicatedVectors *
+                                        NumEltsPerReplicatedVec),
+      NumReplicatedVectors);
+  unsigned NumReplicatedVectorsDemanded =
+      DemandedReplicatedVectors.countPopulation();
+
+  InstructionCost SingleShuffleCost =
+      getShuffleCost(TTI::SK_PermuteSingleSrc, SingleReplicatedVecTy,
+                     /*Mask=*/None, /*Index=*/0, /*SubTp=*/nullptr);
+  return NumReplicatedVectorsDemanded * SingleShuffleCost;
+}
+
 InstructionCost X86TTIImpl::getMemoryOpCost(unsigned Opcode, Type *Src,
                                             MaybeAlign Alignment,
                                             unsigned AddressSpace,
diff --git a/llvm/test/Analysis/CostModel/X86/shuffle-replication-i32.ll b/llvm/test/Analysis/CostModel/X86/shuffle-replication-i32.ll
--- a/llvm/test/Analysis/CostModel/X86/shuffle-replication-i32.ll
+++ b/llvm/test/Analysis/CostModel/X86/shuffle-replication-i32.ll
@@ -59,11 +59,11 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i32_stride2'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <8 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <16 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 68 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <32 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7, i32 8, i32 8, i32 9, i32 9, i32 10, i32 10, i32 11, i32 11, i32 12, i32 12, i32 13, i32 13, i32 14, i32 14, i32 15, i32 15>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 136 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <64 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7, i32 8, i32 8, i32 9, i32 9, i32 10, i32 10, i32 11, i32 11, i32 12, i32 12, i32 13, i32 13, i32 14, i32 14, i32 15, i32 15, i32 16, i32 16, i32 17, i32 17, i32 18, i32 18, i32 19, i32 19, i32 20, i32 20, i32 21, i32 21, i32 22, i32 22, i32 23, i32 23, i32 24, i32 24, i32 25, i32 25, i32 26, i32 26, i32 27, i32 27, i32 28, i32 28, i32 29, i32 29, i32 30, i32 30, i32 31, i32 31>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <8 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <16 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <32 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7, i32 8, i32 8, i32 9, i32 9, i32 10, i32 10, i32 11, i32 11, i32 12, i32 12, i32 13, i32 13, i32 14, i32 14, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <64 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7, i32 8, i32 8, i32 9, i32 9, i32 10, i32 10, i32 11, i32 11, i32 12, i32 12, i32 13, i32 13, i32 14, i32 14, i32 15, i32 15, i32 16, i32 16, i32 17, i32 17, i32 18, i32 18, i32 19, i32 19, i32 20, i32 20, i32 21, i32 21, i32 22, i32 22, i32 23, i32 23, i32 24, i32 24, i32 25, i32 25, i32 26, i32 26, i32 27, i32 27, i32 28, i32 28, i32 29, i32 29, i32 30, i32 30, i32 31, i32 31>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
@@ -124,11 +124,11 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i32_stride3'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <6 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 19 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 42 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 88 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 176 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <96 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <6 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <96 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <6 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1>
@@ -189,11 +189,11 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i32_stride4'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 52 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 108 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 216 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <128 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <128 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
@@ -254,11 +254,11 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i32_stride5'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <10 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 29 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <20 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 62 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <40 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <80 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 256 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <160 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <10 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <20 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <40 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <80 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 10 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <160 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <10 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1>
@@ -319,11 +319,11 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i32_stride6'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 17 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 34 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 148 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <96 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 296 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <192 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <96 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <192 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
@@ -384,11 +384,11 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i32_stride7'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 21 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <14 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 39 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <28 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 82 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <56 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 168 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <112 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 336 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <224 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <14 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <28 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <56 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 7 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <112 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <224 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <14 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
@@ -449,11 +449,11 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i32_stride8'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 22 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 44 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 92 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 188 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <128 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 376 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <256 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf4 = shufflevector <4 x i32> undef, <4 x i32> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf8 = shufflevector <8 x i32> undef, <8 x i32> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %vf16 = shufflevector <16 x i32> undef, <16 x i32> poison, <128 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %vf32 = shufflevector <32 x i32> undef, <32 x i32> poison, <256 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 17, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 18, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 19, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 20, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 21, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 22, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 23, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 24, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 25, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 26, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 27, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 28, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 29, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 30, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31, i32 31>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i32> undef, <2 x i32> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
diff --git a/llvm/test/Analysis/CostModel/X86/shuffle-replication-i64.ll b/llvm/test/Analysis/CostModel/X86/shuffle-replication-i64.ll
--- a/llvm/test/Analysis/CostModel/X86/shuffle-replication-i64.ll
+++ b/llvm/test/Analysis/CostModel/X86/shuffle-replication-i64.ll
@@ -53,10 +53,10 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i64_stride2'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <8 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 38 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <16 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 76 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <32 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7, i32 8, i32 8, i32 9, i32 9, i32 10, i32 10, i32 11, i32 11, i32 12, i32 12, i32 13, i32 13, i32 14, i32 14, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <8 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <16 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <32 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7, i32 8, i32 8, i32 9, i32 9, i32 10, i32 10, i32 11, i32 11, i32 12, i32 12, i32 13, i32 13, i32 14, i32 14, i32 15, i32 15>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
@@ -110,10 +110,10 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i64_stride3'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <6 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 50 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 100 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <6 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <6 x i32> <i32 0, i32 0, i32 0, i32 1, i32 1, i32 1>
@@ -167,10 +167,10 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i64_stride4'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 30 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 62 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 124 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
@@ -224,10 +224,10 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i64_stride5'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 17 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <10 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <20 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 74 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <40 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 148 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <80 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <10 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <20 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <40 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 10 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <80 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <10 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1>
@@ -281,10 +281,10 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i64_stride6'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 20 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 42 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 86 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 172 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <96 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <24 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <96 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <12 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
@@ -338,10 +338,10 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i64_stride7'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 23 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <14 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <28 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 98 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <56 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 196 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <112 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <14 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <28 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 7 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <56 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <112 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <14 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
@@ -395,10 +395,10 @@
 ; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
 ; AVX512-LABEL: 'replication_i64_stride8'
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 26 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 54 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 110 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
-; AVX512-NEXT:  Cost Model: Found an estimated cost of 220 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <128 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %vf4 = shufflevector <4 x i64> undef, <4 x i64> poison, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %vf8 = shufflevector <8 x i64> undef, <8 x i64> poison, <64 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %vf16 = shufflevector <16 x i64> undef, <16 x i64> poison, <128 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 9, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 10, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 11, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 13, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 14, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
 ; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
 ;
   %vf2 = shufflevector <2 x i64> undef, <2 x i64> poison, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>