diff --git a/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp b/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
--- a/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
+++ b/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
@@ -232,15 +232,21 @@
     return BaseT::getGatherScatterOpCost(Opcode, DataTy, Ptr, VariableMask,
                                          Alignment, CostKind, I);
 
-  // FIXME: Only supporting fixed vectors for now.
-  if (!isa<FixedVectorType>(DataTy))
-    return BaseT::getGatherScatterOpCost(Opcode, DataTy, Ptr, VariableMask,
-                                         Alignment, CostKind, I);
-
-  auto *VTy = cast<FixedVectorType>(DataTy);
-  unsigned NumLoads = VTy->getNumElements();
-  InstructionCost MemOpCost =
-      getMemoryOpCost(Opcode, VTy->getElementType(), Alignment, 0, CostKind, I);
+  // Cost is proportional to the number of memory operations implied.  For
+  // scalable vectors, we use an upper bound on that number since we don't
+  // know exactly what VL will be.
+  auto &VTy = *cast<VectorType>(DataTy);
+  InstructionCost MemOpCost = getMemoryOpCost(Opcode, VTy.getElementType(),
+                                              Alignment, 0, CostKind, I);
+  if (isa<ScalableVectorType>(VTy)) {
+    const unsigned EltSize = VTy.getScalarSizeInBits();
+    const unsigned MinSize = VTy.getPrimitiveSizeInBits().getKnownMinValue();
+    const unsigned VectorBitsMax = ST->getRealMaxVLen();
+    const unsigned MaxVLMAX =
+      RISCVTargetLowering::computeVLMAX(VectorBitsMax, EltSize, MinSize);
+    return MaxVLMAX * MemOpCost;
+  }
+  unsigned NumLoads = cast<FixedVectorType>(VTy).getNumElements();
   return NumLoads * MemOpCost;
 }
 
diff --git a/llvm/test/Analysis/CostModel/RISCV/scalable-gather.ll b/llvm/test/Analysis/CostModel/RISCV/scalable-gather.ll
--- a/llvm/test/Analysis/CostModel/RISCV/scalable-gather.ll
+++ b/llvm/test/Analysis/CostModel/RISCV/scalable-gather.ll
@@ -1,48 +1,128 @@
 ; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
-; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh < %s | FileCheck %s
-; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh -riscv-v-vector-bits-max=256 < %s | FileCheck %s
-; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 < %s | FileCheck %s
+; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh < %s | FileCheck %s --check-prefixes=CHECK,GENERIC
+; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh -riscv-v-vector-bits-max=256 < %s | FileCheck %s --check-prefixes=CHECK,MAX256
+; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 < %s | FileCheck %s --check-prefixes=CHECK,UNSUPPORTED
 
 define void @masked_gather_aligned() {
-; CHECK-LABEL: 'masked_gather_aligned'
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V8F64 = call <vscale x 8 x double> @llvm.masked.gather.nxv8f64.nxv8p0f64(<vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x double> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V4F64 = call <vscale x 4 x double> @llvm.masked.gather.nxv4f64.nxv4p0f64(<vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x double> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V2F64 = call <vscale x 2 x double> @llvm.masked.gather.nxv2f64.nxv2p0f64(<vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x double> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V1F64 = call <vscale x 1 x double> @llvm.masked.gather.nxv1f64.nxv1p0f64(<vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x double> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V16F32 = call <vscale x 16 x float> @llvm.masked.gather.nxv16f32.nxv16p0f32(<vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x float> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V8F32 = call <vscale x 8 x float> @llvm.masked.gather.nxv8f32.nxv8p0f32(<vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x float> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V4F32 = call <vscale x 4 x float> @llvm.masked.gather.nxv4f32.nxv4p0f32(<vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x float> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V2F32 = call <vscale x 2 x float> @llvm.masked.gather.nxv2f32.nxv2p0f32(<vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x float> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V1F32 = call <vscale x 1 x float> @llvm.masked.gather.nxv1f32.nxv1p0f32(<vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x float> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V32F16 = call <vscale x 32 x half> @llvm.masked.gather.nxv32f16.nxv32p0f16(<vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x half> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V16F16 = call <vscale x 16 x half> @llvm.masked.gather.nxv16f16.nxv16p0f16(<vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x half> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V8F16 = call <vscale x 8 x half> @llvm.masked.gather.nxv8f16.nxv8p0f16(<vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x half> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V4F16 = call <vscale x 4 x half> @llvm.masked.gather.nxv4f16.nxv4p0f16(<vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x half> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V2F16 = call <vscale x 2 x half> @llvm.masked.gather.nxv2f16.nxv2p0f16(<vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x half> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V1F16 = call <vscale x 1 x half> @llvm.masked.gather.nxv1f16.nxv1p0f16(<vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x half> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V8I64 = call <vscale x 8 x i64> @llvm.masked.gather.nxv8i64.nxv8p0i64(<vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x i64> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V4I64 = call <vscale x 4 x i64> @llvm.masked.gather.nxv4i64.nxv4p0i64(<vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x i64> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V2I64 = call <vscale x 2 x i64> @llvm.masked.gather.nxv2i64.nxv2p0i64(<vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x i64> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V1I64 = call <vscale x 1 x i64> @llvm.masked.gather.nxv1i64.nxv1p0i64(<vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x i64> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V16I32 = call <vscale x 16 x i32> @llvm.masked.gather.nxv16i32.nxv16p0i32(<vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x i32> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V8I32 = call <vscale x 8 x i32> @llvm.masked.gather.nxv8i32.nxv8p0i32(<vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x i32> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V4I32 = call <vscale x 4 x i32> @llvm.masked.gather.nxv4i32.nxv4p0i32(<vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x i32> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V2I32 = call <vscale x 2 x i32> @llvm.masked.gather.nxv2i32.nxv2p0i32(<vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x i32> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V1I32 = call <vscale x 1 x i32> @llvm.masked.gather.nxv1i32.nxv1p0i32(<vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x i32> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V32I16 = call <vscale x 32 x i16> @llvm.masked.gather.nxv32i16.nxv32p0i16(<vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x i16> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V16I16 = call <vscale x 16 x i16> @llvm.masked.gather.nxv16i16.nxv16p0i16(<vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x i16> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V8I16 = call <vscale x 8 x i16> @llvm.masked.gather.nxv8i16.nxv8p0i16(<vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x i16> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V4I16 = call <vscale x 4 x i16> @llvm.masked.gather.nxv4i16.nxv4p0i16(<vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x i16> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V2I16 = call <vscale x 2 x i16> @llvm.masked.gather.nxv2i16.nxv2p0i16(<vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x i16> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V1I16 = call <vscale x 1 x i16> @llvm.masked.gather.nxv1i16.nxv1p0i16(<vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x i16> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V64I8 = call <vscale x 64 x i8> @llvm.masked.gather.nxv64i8.nxv64p0i8(<vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef, <vscale x 64 x i8> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V32I8 = call <vscale x 32 x i8> @llvm.masked.gather.nxv32i8.nxv32p0i8(<vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef, <vscale x 32 x i8> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V16I8 = call <vscale x 16 x i8> @llvm.masked.gather.nxv16i8.nxv16p0i8(<vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef, <vscale x 16 x i8> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V8I8 = call <vscale x 8 x i8> @llvm.masked.gather.nxv8i8.nxv8p0i8(<vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef, <vscale x 8 x i8> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V4I8 = call <vscale x 4 x i8> @llvm.masked.gather.nxv4i8.nxv4p0i8(<vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef, <vscale x 4 x i8> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V2I8 = call <vscale x 2 x i8> @llvm.masked.gather.nxv2i8.nxv2p0i8(<vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef, <vscale x 2 x i8> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: %V1I8 = call <vscale x 1 x i8> @llvm.masked.gather.nxv1i8.nxv1p0i8(<vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef, <vscale x 1 x i8> undef)
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
+; GENERIC-LABEL: 'masked_gather_aligned'
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: %V8F64 = call <vscale x 8 x double> @llvm.masked.gather.nxv8f64.nxv8p0f64(<vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x double> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: %V4F64 = call <vscale x 4 x double> @llvm.masked.gather.nxv4f64.nxv4p0f64(<vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x double> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: %V2F64 = call <vscale x 2 x double> @llvm.masked.gather.nxv2f64.nxv2p0f64(<vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x double> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: %V1F64 = call <vscale x 1 x double> @llvm.masked.gather.nxv1f64.nxv1p0f64(<vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x double> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: %V16F32 = call <vscale x 16 x float> @llvm.masked.gather.nxv16f32.nxv16p0f32(<vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x float> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: %V8F32 = call <vscale x 8 x float> @llvm.masked.gather.nxv8f32.nxv8p0f32(<vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x float> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: %V4F32 = call <vscale x 4 x float> @llvm.masked.gather.nxv4f32.nxv4p0f32(<vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x float> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: %V2F32 = call <vscale x 2 x float> @llvm.masked.gather.nxv2f32.nxv2p0f32(<vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x float> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: %V1F32 = call <vscale x 1 x float> @llvm.masked.gather.nxv1f32.nxv1p0f32(<vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x float> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 32768 for instruction: %V32F16 = call <vscale x 32 x half> @llvm.masked.gather.nxv32f16.nxv32p0f16(<vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x half> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: %V16F16 = call <vscale x 16 x half> @llvm.masked.gather.nxv16f16.nxv16p0f16(<vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x half> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: %V8F16 = call <vscale x 8 x half> @llvm.masked.gather.nxv8f16.nxv8p0f16(<vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x half> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: %V4F16 = call <vscale x 4 x half> @llvm.masked.gather.nxv4f16.nxv4p0f16(<vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x half> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: %V2F16 = call <vscale x 2 x half> @llvm.masked.gather.nxv2f16.nxv2p0f16(<vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x half> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: %V1F16 = call <vscale x 1 x half> @llvm.masked.gather.nxv1f16.nxv1p0f16(<vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x half> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: %V8I64 = call <vscale x 8 x i64> @llvm.masked.gather.nxv8i64.nxv8p0i64(<vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x i64> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: %V4I64 = call <vscale x 4 x i64> @llvm.masked.gather.nxv4i64.nxv4p0i64(<vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x i64> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: %V2I64 = call <vscale x 2 x i64> @llvm.masked.gather.nxv2i64.nxv2p0i64(<vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x i64> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: %V1I64 = call <vscale x 1 x i64> @llvm.masked.gather.nxv1i64.nxv1p0i64(<vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x i64> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: %V16I32 = call <vscale x 16 x i32> @llvm.masked.gather.nxv16i32.nxv16p0i32(<vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x i32> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: %V8I32 = call <vscale x 8 x i32> @llvm.masked.gather.nxv8i32.nxv8p0i32(<vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x i32> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: %V4I32 = call <vscale x 4 x i32> @llvm.masked.gather.nxv4i32.nxv4p0i32(<vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x i32> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: %V2I32 = call <vscale x 2 x i32> @llvm.masked.gather.nxv2i32.nxv2p0i32(<vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x i32> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: %V1I32 = call <vscale x 1 x i32> @llvm.masked.gather.nxv1i32.nxv1p0i32(<vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x i32> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 32768 for instruction: %V32I16 = call <vscale x 32 x i16> @llvm.masked.gather.nxv32i16.nxv32p0i16(<vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x i16> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: %V16I16 = call <vscale x 16 x i16> @llvm.masked.gather.nxv16i16.nxv16p0i16(<vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x i16> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: %V8I16 = call <vscale x 8 x i16> @llvm.masked.gather.nxv8i16.nxv8p0i16(<vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x i16> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: %V4I16 = call <vscale x 4 x i16> @llvm.masked.gather.nxv4i16.nxv4p0i16(<vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x i16> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: %V2I16 = call <vscale x 2 x i16> @llvm.masked.gather.nxv2i16.nxv2p0i16(<vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x i16> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: %V1I16 = call <vscale x 1 x i16> @llvm.masked.gather.nxv1i16.nxv1p0i16(<vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x i16> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 65536 for instruction: %V64I8 = call <vscale x 64 x i8> @llvm.masked.gather.nxv64i8.nxv64p0i8(<vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef, <vscale x 64 x i8> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 32768 for instruction: %V32I8 = call <vscale x 32 x i8> @llvm.masked.gather.nxv32i8.nxv32p0i8(<vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef, <vscale x 32 x i8> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: %V16I8 = call <vscale x 16 x i8> @llvm.masked.gather.nxv16i8.nxv16p0i8(<vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef, <vscale x 16 x i8> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: %V8I8 = call <vscale x 8 x i8> @llvm.masked.gather.nxv8i8.nxv8p0i8(<vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef, <vscale x 8 x i8> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: %V4I8 = call <vscale x 4 x i8> @llvm.masked.gather.nxv4i8.nxv4p0i8(<vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef, <vscale x 4 x i8> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: %V2I8 = call <vscale x 2 x i8> @llvm.masked.gather.nxv2i8.nxv2p0i8(<vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef, <vscale x 2 x i8> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: %V1I8 = call <vscale x 1 x i8> @llvm.masked.gather.nxv1i8.nxv1p0i8(<vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef, <vscale x 1 x i8> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
+;
+; MAX256-LABEL: 'masked_gather_aligned'
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8F64 = call <vscale x 8 x double> @llvm.masked.gather.nxv8f64.nxv8p0f64(<vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x double> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4F64 = call <vscale x 4 x double> @llvm.masked.gather.nxv4f64.nxv4p0f64(<vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x double> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2F64 = call <vscale x 2 x double> @llvm.masked.gather.nxv2f64.nxv2p0f64(<vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x double> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V1F64 = call <vscale x 1 x double> @llvm.masked.gather.nxv1f64.nxv1p0f64(<vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x double> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16F32 = call <vscale x 16 x float> @llvm.masked.gather.nxv16f32.nxv16p0f32(<vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x float> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8F32 = call <vscale x 8 x float> @llvm.masked.gather.nxv8f32.nxv8p0f32(<vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x float> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4F32 = call <vscale x 4 x float> @llvm.masked.gather.nxv4f32.nxv4p0f32(<vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x float> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2F32 = call <vscale x 2 x float> @llvm.masked.gather.nxv2f32.nxv2p0f32(<vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x float> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V1F32 = call <vscale x 1 x float> @llvm.masked.gather.nxv1f32.nxv1p0f32(<vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x float> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V32F16 = call <vscale x 32 x half> @llvm.masked.gather.nxv32f16.nxv32p0f16(<vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x half> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16F16 = call <vscale x 16 x half> @llvm.masked.gather.nxv16f16.nxv16p0f16(<vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x half> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8F16 = call <vscale x 8 x half> @llvm.masked.gather.nxv8f16.nxv8p0f16(<vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x half> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4F16 = call <vscale x 4 x half> @llvm.masked.gather.nxv4f16.nxv4p0f16(<vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x half> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2F16 = call <vscale x 2 x half> @llvm.masked.gather.nxv2f16.nxv2p0f16(<vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x half> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V1F16 = call <vscale x 1 x half> @llvm.masked.gather.nxv1f16.nxv1p0f16(<vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x half> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8I64 = call <vscale x 8 x i64> @llvm.masked.gather.nxv8i64.nxv8p0i64(<vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x i64> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4I64 = call <vscale x 4 x i64> @llvm.masked.gather.nxv4i64.nxv4p0i64(<vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x i64> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2I64 = call <vscale x 2 x i64> @llvm.masked.gather.nxv2i64.nxv2p0i64(<vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x i64> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V1I64 = call <vscale x 1 x i64> @llvm.masked.gather.nxv1i64.nxv1p0i64(<vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x i64> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16I32 = call <vscale x 16 x i32> @llvm.masked.gather.nxv16i32.nxv16p0i32(<vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x i32> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8I32 = call <vscale x 8 x i32> @llvm.masked.gather.nxv8i32.nxv8p0i32(<vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x i32> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4I32 = call <vscale x 4 x i32> @llvm.masked.gather.nxv4i32.nxv4p0i32(<vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x i32> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2I32 = call <vscale x 2 x i32> @llvm.masked.gather.nxv2i32.nxv2p0i32(<vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x i32> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V1I32 = call <vscale x 1 x i32> @llvm.masked.gather.nxv1i32.nxv1p0i32(<vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x i32> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V32I16 = call <vscale x 32 x i16> @llvm.masked.gather.nxv32i16.nxv32p0i16(<vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x i16> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16I16 = call <vscale x 16 x i16> @llvm.masked.gather.nxv16i16.nxv16p0i16(<vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x i16> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8I16 = call <vscale x 8 x i16> @llvm.masked.gather.nxv8i16.nxv8p0i16(<vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x i16> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4I16 = call <vscale x 4 x i16> @llvm.masked.gather.nxv4i16.nxv4p0i16(<vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x i16> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2I16 = call <vscale x 2 x i16> @llvm.masked.gather.nxv2i16.nxv2p0i16(<vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x i16> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V1I16 = call <vscale x 1 x i16> @llvm.masked.gather.nxv1i16.nxv1p0i16(<vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x i16> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 256 for instruction: %V64I8 = call <vscale x 64 x i8> @llvm.masked.gather.nxv64i8.nxv64p0i8(<vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef, <vscale x 64 x i8> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V32I8 = call <vscale x 32 x i8> @llvm.masked.gather.nxv32i8.nxv32p0i8(<vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef, <vscale x 32 x i8> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16I8 = call <vscale x 16 x i8> @llvm.masked.gather.nxv16i8.nxv16p0i8(<vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef, <vscale x 16 x i8> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8I8 = call <vscale x 8 x i8> @llvm.masked.gather.nxv8i8.nxv8p0i8(<vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef, <vscale x 8 x i8> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4I8 = call <vscale x 4 x i8> @llvm.masked.gather.nxv4i8.nxv4p0i8(<vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef, <vscale x 4 x i8> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2I8 = call <vscale x 2 x i8> @llvm.masked.gather.nxv2i8.nxv2p0i8(<vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef, <vscale x 2 x i8> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V1I8 = call <vscale x 1 x i8> @llvm.masked.gather.nxv1i8.nxv1p0i8(<vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef, <vscale x 1 x i8> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
+;
+; UNSUPPORTED-LABEL: 'masked_gather_aligned'
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V8F64 = call <vscale x 8 x double> @llvm.masked.gather.nxv8f64.nxv8p0f64(<vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x double> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V4F64 = call <vscale x 4 x double> @llvm.masked.gather.nxv4f64.nxv4p0f64(<vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x double> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V2F64 = call <vscale x 2 x double> @llvm.masked.gather.nxv2f64.nxv2p0f64(<vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x double> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V1F64 = call <vscale x 1 x double> @llvm.masked.gather.nxv1f64.nxv1p0f64(<vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x double> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V16F32 = call <vscale x 16 x float> @llvm.masked.gather.nxv16f32.nxv16p0f32(<vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x float> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V8F32 = call <vscale x 8 x float> @llvm.masked.gather.nxv8f32.nxv8p0f32(<vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x float> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V4F32 = call <vscale x 4 x float> @llvm.masked.gather.nxv4f32.nxv4p0f32(<vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x float> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V2F32 = call <vscale x 2 x float> @llvm.masked.gather.nxv2f32.nxv2p0f32(<vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x float> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V1F32 = call <vscale x 1 x float> @llvm.masked.gather.nxv1f32.nxv1p0f32(<vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x float> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V32F16 = call <vscale x 32 x half> @llvm.masked.gather.nxv32f16.nxv32p0f16(<vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x half> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V16F16 = call <vscale x 16 x half> @llvm.masked.gather.nxv16f16.nxv16p0f16(<vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x half> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V8F16 = call <vscale x 8 x half> @llvm.masked.gather.nxv8f16.nxv8p0f16(<vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x half> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V4F16 = call <vscale x 4 x half> @llvm.masked.gather.nxv4f16.nxv4p0f16(<vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x half> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V2F16 = call <vscale x 2 x half> @llvm.masked.gather.nxv2f16.nxv2p0f16(<vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x half> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V1F16 = call <vscale x 1 x half> @llvm.masked.gather.nxv1f16.nxv1p0f16(<vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x half> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V8I64 = call <vscale x 8 x i64> @llvm.masked.gather.nxv8i64.nxv8p0i64(<vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x i64> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V4I64 = call <vscale x 4 x i64> @llvm.masked.gather.nxv4i64.nxv4p0i64(<vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x i64> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V2I64 = call <vscale x 2 x i64> @llvm.masked.gather.nxv2i64.nxv2p0i64(<vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef, <vscale x 2 x i64> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V1I64 = call <vscale x 1 x i64> @llvm.masked.gather.nxv1i64.nxv1p0i64(<vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef, <vscale x 1 x i64> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V16I32 = call <vscale x 16 x i32> @llvm.masked.gather.nxv16i32.nxv16p0i32(<vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef, <vscale x 16 x i32> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V8I32 = call <vscale x 8 x i32> @llvm.masked.gather.nxv8i32.nxv8p0i32(<vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef, <vscale x 8 x i32> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V4I32 = call <vscale x 4 x i32> @llvm.masked.gather.nxv4i32.nxv4p0i32(<vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef, <vscale x 4 x i32> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V2I32 = call <vscale x 2 x i32> @llvm.masked.gather.nxv2i32.nxv2p0i32(<vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef, <vscale x 2 x i32> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V1I32 = call <vscale x 1 x i32> @llvm.masked.gather.nxv1i32.nxv1p0i32(<vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef, <vscale x 1 x i32> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V32I16 = call <vscale x 32 x i16> @llvm.masked.gather.nxv32i16.nxv32p0i16(<vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef, <vscale x 32 x i16> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V16I16 = call <vscale x 16 x i16> @llvm.masked.gather.nxv16i16.nxv16p0i16(<vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef, <vscale x 16 x i16> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V8I16 = call <vscale x 8 x i16> @llvm.masked.gather.nxv8i16.nxv8p0i16(<vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef, <vscale x 8 x i16> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V4I16 = call <vscale x 4 x i16> @llvm.masked.gather.nxv4i16.nxv4p0i16(<vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef, <vscale x 4 x i16> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V2I16 = call <vscale x 2 x i16> @llvm.masked.gather.nxv2i16.nxv2p0i16(<vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef, <vscale x 2 x i16> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V1I16 = call <vscale x 1 x i16> @llvm.masked.gather.nxv1i16.nxv1p0i16(<vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef, <vscale x 1 x i16> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V64I8 = call <vscale x 64 x i8> @llvm.masked.gather.nxv64i8.nxv64p0i8(<vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef, <vscale x 64 x i8> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V32I8 = call <vscale x 32 x i8> @llvm.masked.gather.nxv32i8.nxv32p0i8(<vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef, <vscale x 32 x i8> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V16I8 = call <vscale x 16 x i8> @llvm.masked.gather.nxv16i8.nxv16p0i8(<vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef, <vscale x 16 x i8> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V8I8 = call <vscale x 8 x i8> @llvm.masked.gather.nxv8i8.nxv8p0i8(<vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef, <vscale x 8 x i8> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V4I8 = call <vscale x 4 x i8> @llvm.masked.gather.nxv4i8.nxv4p0i8(<vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef, <vscale x 4 x i8> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V2I8 = call <vscale x 2 x i8> @llvm.masked.gather.nxv2i8.nxv2p0i8(<vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef, <vscale x 2 x i8> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: %V1I8 = call <vscale x 1 x i8> @llvm.masked.gather.nxv1i8.nxv1p0i8(<vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef, <vscale x 1 x i8> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
 ;
   %V8F64 = call <vscale x 8 x double> @llvm.masked.gather.nxv8f64.nxv8p0f64(<vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef, <vscale x 8 x double> undef)
   %V4F64 = call <vscale x 4 x double> @llvm.masked.gather.nxv4f64.nxv4p0f64(<vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef, <vscale x 4 x double> undef)
diff --git a/llvm/test/Analysis/CostModel/RISCV/scalable-scatter.ll b/llvm/test/Analysis/CostModel/RISCV/scalable-scatter.ll
--- a/llvm/test/Analysis/CostModel/RISCV/scalable-scatter.ll
+++ b/llvm/test/Analysis/CostModel/RISCV/scalable-scatter.ll
@@ -1,48 +1,128 @@
 ; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
-; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh < %s | FileCheck %s
-; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh -riscv-v-vector-bits-max=256 < %s | FileCheck %s
-; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 < %s | FileCheck %s
+; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh < %s | FileCheck %s --check-prefixes=CHECK,GENERIC
+; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 -mattr=+v,+f,+d,+zfh,+experimental-zvfh -riscv-v-vector-bits-max=256 < %s | FileCheck %s --check-prefixes=CHECK,MAX256
+; RUN: opt -passes='print<cost-model>' 2>&1 -disable-output -mtriple=riscv64 < %s | FileCheck %s --check-prefixes=CHECK,UNSUPPORTED
 
 define void @masked_scatter_aligned() {
-; CHECK-LABEL: 'masked_scatter_aligned'
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8f64.nxv8p0f64(<vscale x 8 x double> undef, <vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4f64.nxv4p0f64(<vscale x 4 x double> undef, <vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2f64.nxv2p0f64(<vscale x 2 x double> undef, <vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1f64.nxv1p0f64(<vscale x 1 x double> undef, <vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16f32.nxv16p0f32(<vscale x 16 x float> undef, <vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8f32.nxv8p0f32(<vscale x 8 x float> undef, <vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4f32.nxv4p0f32(<vscale x 4 x float> undef, <vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2f32.nxv2p0f32(<vscale x 2 x float> undef, <vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1f32.nxv1p0f32(<vscale x 1 x float> undef, <vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv32f16.nxv32p0f16(<vscale x 32 x half> undef, <vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16f16.nxv16p0f16(<vscale x 16 x half> undef, <vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8f16.nxv8p0f16(<vscale x 8 x half> undef, <vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4f16.nxv4p0f16(<vscale x 4 x half> undef, <vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2f16.nxv2p0f16(<vscale x 2 x half> undef, <vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1f16.nxv1p0f16(<vscale x 1 x half> undef, <vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i64.nxv8p0i64(<vscale x 8 x i64> undef, <vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i64.nxv4p0i64(<vscale x 4 x i64> undef, <vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i64.nxv2p0i64(<vscale x 2 x i64> undef, <vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i64.nxv1p0i64(<vscale x 1 x i64> undef, <vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16i32.nxv16p0i32(<vscale x 16 x i32> undef, <vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i32.nxv8p0i32(<vscale x 8 x i32> undef, <vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i32.nxv4p0i32(<vscale x 4 x i32> undef, <vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i32.nxv2p0i32(<vscale x 2 x i32> undef, <vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i32.nxv1p0i32(<vscale x 1 x i32> undef, <vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv32i16.nxv32p0i16(<vscale x 32 x i16> undef, <vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16i16.nxv16p0i16(<vscale x 16 x i16> undef, <vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i16.nxv8p0i16(<vscale x 8 x i16> undef, <vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i16.nxv4p0i16(<vscale x 4 x i16> undef, <vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i16.nxv2p0i16(<vscale x 2 x i16> undef, <vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i16.nxv1p0i16(<vscale x 1 x i16> undef, <vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv64i8.nxv64p0i8(<vscale x 64 x i8> undef, <vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv32i8.nxv32p0i8(<vscale x 32 x i8> undef, <vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16i8.nxv16p0i8(<vscale x 16 x i8> undef, <vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i8.nxv8p0i8(<vscale x 8 x i8> undef, <vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i8.nxv4p0i8(<vscale x 4 x i8> undef, <vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i8.nxv2p0i8(<vscale x 2 x i8> undef, <vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef)
-; CHECK-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i8.nxv1p0i8(<vscale x 1 x i8> undef, <vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef)
-; CHECK-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
+; GENERIC-LABEL: 'masked_scatter_aligned'
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: call void @llvm.masked.scatter.nxv8f64.nxv8p0f64(<vscale x 8 x double> undef, <vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: call void @llvm.masked.scatter.nxv4f64.nxv4p0f64(<vscale x 4 x double> undef, <vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: call void @llvm.masked.scatter.nxv2f64.nxv2p0f64(<vscale x 2 x double> undef, <vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: call void @llvm.masked.scatter.nxv1f64.nxv1p0f64(<vscale x 1 x double> undef, <vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: call void @llvm.masked.scatter.nxv16f32.nxv16p0f32(<vscale x 16 x float> undef, <vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: call void @llvm.masked.scatter.nxv8f32.nxv8p0f32(<vscale x 8 x float> undef, <vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: call void @llvm.masked.scatter.nxv4f32.nxv4p0f32(<vscale x 4 x float> undef, <vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: call void @llvm.masked.scatter.nxv2f32.nxv2p0f32(<vscale x 2 x float> undef, <vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: call void @llvm.masked.scatter.nxv1f32.nxv1p0f32(<vscale x 1 x float> undef, <vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 32768 for instruction: call void @llvm.masked.scatter.nxv32f16.nxv32p0f16(<vscale x 32 x half> undef, <vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: call void @llvm.masked.scatter.nxv16f16.nxv16p0f16(<vscale x 16 x half> undef, <vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: call void @llvm.masked.scatter.nxv8f16.nxv8p0f16(<vscale x 8 x half> undef, <vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: call void @llvm.masked.scatter.nxv4f16.nxv4p0f16(<vscale x 4 x half> undef, <vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: call void @llvm.masked.scatter.nxv2f16.nxv2p0f16(<vscale x 2 x half> undef, <vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: call void @llvm.masked.scatter.nxv1f16.nxv1p0f16(<vscale x 1 x half> undef, <vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: call void @llvm.masked.scatter.nxv8i64.nxv8p0i64(<vscale x 8 x i64> undef, <vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: call void @llvm.masked.scatter.nxv4i64.nxv4p0i64(<vscale x 4 x i64> undef, <vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: call void @llvm.masked.scatter.nxv2i64.nxv2p0i64(<vscale x 2 x i64> undef, <vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: call void @llvm.masked.scatter.nxv1i64.nxv1p0i64(<vscale x 1 x i64> undef, <vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: call void @llvm.masked.scatter.nxv16i32.nxv16p0i32(<vscale x 16 x i32> undef, <vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: call void @llvm.masked.scatter.nxv8i32.nxv8p0i32(<vscale x 8 x i32> undef, <vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: call void @llvm.masked.scatter.nxv4i32.nxv4p0i32(<vscale x 4 x i32> undef, <vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: call void @llvm.masked.scatter.nxv2i32.nxv2p0i32(<vscale x 2 x i32> undef, <vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: call void @llvm.masked.scatter.nxv1i32.nxv1p0i32(<vscale x 1 x i32> undef, <vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 32768 for instruction: call void @llvm.masked.scatter.nxv32i16.nxv32p0i16(<vscale x 32 x i16> undef, <vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: call void @llvm.masked.scatter.nxv16i16.nxv16p0i16(<vscale x 16 x i16> undef, <vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: call void @llvm.masked.scatter.nxv8i16.nxv8p0i16(<vscale x 8 x i16> undef, <vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: call void @llvm.masked.scatter.nxv4i16.nxv4p0i16(<vscale x 4 x i16> undef, <vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: call void @llvm.masked.scatter.nxv2i16.nxv2p0i16(<vscale x 2 x i16> undef, <vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: call void @llvm.masked.scatter.nxv1i16.nxv1p0i16(<vscale x 1 x i16> undef, <vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 65536 for instruction: call void @llvm.masked.scatter.nxv64i8.nxv64p0i8(<vscale x 64 x i8> undef, <vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 32768 for instruction: call void @llvm.masked.scatter.nxv32i8.nxv32p0i8(<vscale x 32 x i8> undef, <vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 16384 for instruction: call void @llvm.masked.scatter.nxv16i8.nxv16p0i8(<vscale x 16 x i8> undef, <vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 8192 for instruction: call void @llvm.masked.scatter.nxv8i8.nxv8p0i8(<vscale x 8 x i8> undef, <vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 4096 for instruction: call void @llvm.masked.scatter.nxv4i8.nxv4p0i8(<vscale x 4 x i8> undef, <vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 2048 for instruction: call void @llvm.masked.scatter.nxv2i8.nxv2p0i8(<vscale x 2 x i8> undef, <vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1024 for instruction: call void @llvm.masked.scatter.nxv1i8.nxv1p0i8(<vscale x 1 x i8> undef, <vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef)
+; GENERIC-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
+;
+; MAX256-LABEL: 'masked_scatter_aligned'
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: call void @llvm.masked.scatter.nxv8f64.nxv8p0f64(<vscale x 8 x double> undef, <vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: call void @llvm.masked.scatter.nxv4f64.nxv4p0f64(<vscale x 4 x double> undef, <vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: call void @llvm.masked.scatter.nxv2f64.nxv2p0f64(<vscale x 2 x double> undef, <vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: call void @llvm.masked.scatter.nxv1f64.nxv1p0f64(<vscale x 1 x double> undef, <vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: call void @llvm.masked.scatter.nxv16f32.nxv16p0f32(<vscale x 16 x float> undef, <vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: call void @llvm.masked.scatter.nxv8f32.nxv8p0f32(<vscale x 8 x float> undef, <vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: call void @llvm.masked.scatter.nxv4f32.nxv4p0f32(<vscale x 4 x float> undef, <vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: call void @llvm.masked.scatter.nxv2f32.nxv2p0f32(<vscale x 2 x float> undef, <vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: call void @llvm.masked.scatter.nxv1f32.nxv1p0f32(<vscale x 1 x float> undef, <vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: call void @llvm.masked.scatter.nxv32f16.nxv32p0f16(<vscale x 32 x half> undef, <vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: call void @llvm.masked.scatter.nxv16f16.nxv16p0f16(<vscale x 16 x half> undef, <vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: call void @llvm.masked.scatter.nxv8f16.nxv8p0f16(<vscale x 8 x half> undef, <vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: call void @llvm.masked.scatter.nxv4f16.nxv4p0f16(<vscale x 4 x half> undef, <vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: call void @llvm.masked.scatter.nxv2f16.nxv2p0f16(<vscale x 2 x half> undef, <vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: call void @llvm.masked.scatter.nxv1f16.nxv1p0f16(<vscale x 1 x half> undef, <vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: call void @llvm.masked.scatter.nxv8i64.nxv8p0i64(<vscale x 8 x i64> undef, <vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: call void @llvm.masked.scatter.nxv4i64.nxv4p0i64(<vscale x 4 x i64> undef, <vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: call void @llvm.masked.scatter.nxv2i64.nxv2p0i64(<vscale x 2 x i64> undef, <vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: call void @llvm.masked.scatter.nxv1i64.nxv1p0i64(<vscale x 1 x i64> undef, <vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: call void @llvm.masked.scatter.nxv16i32.nxv16p0i32(<vscale x 16 x i32> undef, <vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: call void @llvm.masked.scatter.nxv8i32.nxv8p0i32(<vscale x 8 x i32> undef, <vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: call void @llvm.masked.scatter.nxv4i32.nxv4p0i32(<vscale x 4 x i32> undef, <vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: call void @llvm.masked.scatter.nxv2i32.nxv2p0i32(<vscale x 2 x i32> undef, <vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: call void @llvm.masked.scatter.nxv1i32.nxv1p0i32(<vscale x 1 x i32> undef, <vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: call void @llvm.masked.scatter.nxv32i16.nxv32p0i16(<vscale x 32 x i16> undef, <vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: call void @llvm.masked.scatter.nxv16i16.nxv16p0i16(<vscale x 16 x i16> undef, <vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: call void @llvm.masked.scatter.nxv8i16.nxv8p0i16(<vscale x 8 x i16> undef, <vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: call void @llvm.masked.scatter.nxv4i16.nxv4p0i16(<vscale x 4 x i16> undef, <vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: call void @llvm.masked.scatter.nxv2i16.nxv2p0i16(<vscale x 2 x i16> undef, <vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: call void @llvm.masked.scatter.nxv1i16.nxv1p0i16(<vscale x 1 x i16> undef, <vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 256 for instruction: call void @llvm.masked.scatter.nxv64i8.nxv64p0i8(<vscale x 64 x i8> undef, <vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: call void @llvm.masked.scatter.nxv32i8.nxv32p0i8(<vscale x 32 x i8> undef, <vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: call void @llvm.masked.scatter.nxv16i8.nxv16p0i8(<vscale x 16 x i8> undef, <vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: call void @llvm.masked.scatter.nxv8i8.nxv8p0i8(<vscale x 8 x i8> undef, <vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: call void @llvm.masked.scatter.nxv4i8.nxv4p0i8(<vscale x 4 x i8> undef, <vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: call void @llvm.masked.scatter.nxv2i8.nxv2p0i8(<vscale x 2 x i8> undef, <vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: call void @llvm.masked.scatter.nxv1i8.nxv1p0i8(<vscale x 1 x i8> undef, <vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef)
+; MAX256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
+;
+; UNSUPPORTED-LABEL: 'masked_scatter_aligned'
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8f64.nxv8p0f64(<vscale x 8 x double> undef, <vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4f64.nxv4p0f64(<vscale x 4 x double> undef, <vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2f64.nxv2p0f64(<vscale x 2 x double> undef, <vscale x 2 x double*> undef, i32 8, <vscale x 2 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1f64.nxv1p0f64(<vscale x 1 x double> undef, <vscale x 1 x double*> undef, i32 8, <vscale x 1 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16f32.nxv16p0f32(<vscale x 16 x float> undef, <vscale x 16 x float*> undef, i32 4, <vscale x 16 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8f32.nxv8p0f32(<vscale x 8 x float> undef, <vscale x 8 x float*> undef, i32 4, <vscale x 8 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4f32.nxv4p0f32(<vscale x 4 x float> undef, <vscale x 4 x float*> undef, i32 4, <vscale x 4 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2f32.nxv2p0f32(<vscale x 2 x float> undef, <vscale x 2 x float*> undef, i32 4, <vscale x 2 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1f32.nxv1p0f32(<vscale x 1 x float> undef, <vscale x 1 x float*> undef, i32 4, <vscale x 1 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv32f16.nxv32p0f16(<vscale x 32 x half> undef, <vscale x 32 x half*> undef, i32 2, <vscale x 32 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16f16.nxv16p0f16(<vscale x 16 x half> undef, <vscale x 16 x half*> undef, i32 2, <vscale x 16 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8f16.nxv8p0f16(<vscale x 8 x half> undef, <vscale x 8 x half*> undef, i32 2, <vscale x 8 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4f16.nxv4p0f16(<vscale x 4 x half> undef, <vscale x 4 x half*> undef, i32 2, <vscale x 4 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2f16.nxv2p0f16(<vscale x 2 x half> undef, <vscale x 2 x half*> undef, i32 2, <vscale x 2 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1f16.nxv1p0f16(<vscale x 1 x half> undef, <vscale x 1 x half*> undef, i32 2, <vscale x 1 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i64.nxv8p0i64(<vscale x 8 x i64> undef, <vscale x 8 x i64*> undef, i32 8, <vscale x 8 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i64.nxv4p0i64(<vscale x 4 x i64> undef, <vscale x 4 x i64*> undef, i32 8, <vscale x 4 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i64.nxv2p0i64(<vscale x 2 x i64> undef, <vscale x 2 x i64*> undef, i32 8, <vscale x 2 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i64.nxv1p0i64(<vscale x 1 x i64> undef, <vscale x 1 x i64*> undef, i32 8, <vscale x 1 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16i32.nxv16p0i32(<vscale x 16 x i32> undef, <vscale x 16 x i32*> undef, i32 4, <vscale x 16 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i32.nxv8p0i32(<vscale x 8 x i32> undef, <vscale x 8 x i32*> undef, i32 4, <vscale x 8 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i32.nxv4p0i32(<vscale x 4 x i32> undef, <vscale x 4 x i32*> undef, i32 4, <vscale x 4 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i32.nxv2p0i32(<vscale x 2 x i32> undef, <vscale x 2 x i32*> undef, i32 4, <vscale x 2 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i32.nxv1p0i32(<vscale x 1 x i32> undef, <vscale x 1 x i32*> undef, i32 4, <vscale x 1 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv32i16.nxv32p0i16(<vscale x 32 x i16> undef, <vscale x 32 x i16*> undef, i32 2, <vscale x 32 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16i16.nxv16p0i16(<vscale x 16 x i16> undef, <vscale x 16 x i16*> undef, i32 2, <vscale x 16 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i16.nxv8p0i16(<vscale x 8 x i16> undef, <vscale x 8 x i16*> undef, i32 2, <vscale x 8 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i16.nxv4p0i16(<vscale x 4 x i16> undef, <vscale x 4 x i16*> undef, i32 2, <vscale x 4 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i16.nxv2p0i16(<vscale x 2 x i16> undef, <vscale x 2 x i16*> undef, i32 2, <vscale x 2 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i16.nxv1p0i16(<vscale x 1 x i16> undef, <vscale x 1 x i16*> undef, i32 2, <vscale x 1 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv64i8.nxv64p0i8(<vscale x 64 x i8> undef, <vscale x 64 x i8*> undef, i32 1, <vscale x 64 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv32i8.nxv32p0i8(<vscale x 32 x i8> undef, <vscale x 32 x i8*> undef, i32 1, <vscale x 32 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv16i8.nxv16p0i8(<vscale x 16 x i8> undef, <vscale x 16 x i8*> undef, i32 1, <vscale x 16 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv8i8.nxv8p0i8(<vscale x 8 x i8> undef, <vscale x 8 x i8*> undef, i32 1, <vscale x 8 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv4i8.nxv4p0i8(<vscale x 4 x i8> undef, <vscale x 4 x i8*> undef, i32 1, <vscale x 4 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv2i8.nxv2p0i8(<vscale x 2 x i8> undef, <vscale x 2 x i8*> undef, i32 1, <vscale x 2 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Invalid cost for instruction: call void @llvm.masked.scatter.nxv1i8.nxv1p0i8(<vscale x 1 x i8> undef, <vscale x 1 x i8*> undef, i32 1, <vscale x 1 x i1> undef)
+; UNSUPPORTED-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: ret void
 ;
   call void @llvm.masked.scatter.nxv8f64.nxv8p0f64(<vscale x 8 x double> undef, <vscale x 8 x double*> undef, i32 8, <vscale x 8 x i1> undef)
   call void @llvm.masked.scatter.nxv4f64.nxv4p0f64(<vscale x 4 x double> undef, <vscale x 4 x double*> undef, i32 8, <vscale x 4 x i1> undef)