; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=loop-vectorize -mtriple=riscv64 -mattr=+v -S | FileCheck %s
; RUN: opt < %s -passes=loop-vectorize -scalable-vectorization=off -mtriple=riscv64 -mattr=+v -S | FileCheck %s --check-prefix=FIXED
; RUN: opt < %s -passes=loop-vectorize -scalable-vectorization=on -mtriple=riscv64 -mattr=+v -S | FileCheck %s --check-prefix=SCALABLE

define void @load_store_factor2_i32(ptr %p) {
; CHECK-LABEL: @load_store_factor2_i32(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK:       vector.ph:
; CHECK-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP7]]
; CHECK-NEXT:    [[TMP9:%.*]] = getelementptr i32, ptr [[TMP8]], i32 0
; CHECK-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 8 x i32>, ptr [[TMP9]], align 4
; CHECK-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 4 x i32>, <vscale x 4 x i32> } @llvm.vector.deinterleave2.nxv8i32(<vscale x 8 x i32> [[WIDE_VEC]])
; CHECK-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 0
; CHECK-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 1
; CHECK-NEXT:    [[TMP12:%.*]] = add <vscale x 4 x i32> [[TMP10]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 1, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; CHECK-NEXT:    [[TMP13:%.*]] = add i64 [[TMP7]], 1
; CHECK-NEXT:    [[TMP14:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP13]]
; CHECK-NEXT:    [[TMP15:%.*]] = add <vscale x 4 x i32> [[TMP11]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 2, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; CHECK-NEXT:    [[TMP16:%.*]] = getelementptr i32, ptr [[TMP14]], i32 -1
; CHECK-NEXT:    [[INTERLEAVED_VEC:%.*]] = call <vscale x 8 x i32> @llvm.vector.interleave2.nxv8i32(<vscale x 4 x i32> [[TMP12]], <vscale x 4 x i32> [[TMP15]])
; CHECK-NEXT:    store <vscale x 8 x i32> [[INTERLEAVED_VEC]], ptr [[TMP16]], align 4
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; CHECK-NEXT:    [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT:    br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK:       middle.block:
; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK:       scalar.ph:
; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; CHECK-NEXT:    [[Y0:%.*]] = add i32 [[X0]], 1
; CHECK-NEXT:    store i32 [[Y0]], ptr [[Q0]], align 4
; CHECK-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; CHECK-NEXT:    [[Y1:%.*]] = add i32 [[X1]], 2
; CHECK-NEXT:    store i32 [[Y1]], ptr [[Q1]], align 4
; CHECK-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; CHECK:       exit:
; CHECK-NEXT:    ret void
;
; FIXED-LABEL: @load_store_factor2_i32(
; FIXED-NEXT:  entry:
; FIXED-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; FIXED:       vector.ph:
; FIXED-NEXT:    br label [[VECTOR_BODY:%.*]]
; FIXED:       vector.body:
; FIXED-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; FIXED-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; FIXED-NEXT:    [[TMP1:%.*]] = shl i64 [[TMP0]], 1
; FIXED-NEXT:    [[TMP2:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP1]]
; FIXED-NEXT:    [[TMP3:%.*]] = getelementptr i32, ptr [[TMP2]], i32 0
; FIXED-NEXT:    [[WIDE_VEC:%.*]] = load <16 x i32>, ptr [[TMP3]], align 4
; FIXED-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; FIXED-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; FIXED-NEXT:    [[TMP4:%.*]] = add <8 x i32> [[STRIDED_VEC]], <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
; FIXED-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; FIXED-NEXT:    [[TMP6:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP5]]
; FIXED-NEXT:    [[TMP7:%.*]] = add <8 x i32> [[STRIDED_VEC1]], <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2>
; FIXED-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[TMP6]], i32 -1
; FIXED-NEXT:    [[TMP9:%.*]] = shufflevector <8 x i32> [[TMP4]], <8 x i32> [[TMP7]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; FIXED-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <16 x i32> [[TMP9]], <16 x i32> poison, <16 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11, i32 4, i32 12, i32 5, i32 13, i32 6, i32 14, i32 7, i32 15>
; FIXED-NEXT:    store <16 x i32> [[INTERLEAVED_VEC]], ptr [[TMP8]], align 4
; FIXED-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; FIXED-NEXT:    [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; FIXED-NEXT:    br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; FIXED:       middle.block:
; FIXED-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; FIXED:       scalar.ph:
; FIXED-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; FIXED-NEXT:    br label [[LOOP:%.*]]
; FIXED:       loop:
; FIXED-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; FIXED-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; FIXED-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; FIXED-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; FIXED-NEXT:    [[Y0:%.*]] = add i32 [[X0]], 1
; FIXED-NEXT:    store i32 [[Y0]], ptr [[Q0]], align 4
; FIXED-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; FIXED-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; FIXED-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; FIXED-NEXT:    [[Y1:%.*]] = add i32 [[X1]], 2
; FIXED-NEXT:    store i32 [[Y1]], ptr [[Q1]], align 4
; FIXED-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; FIXED-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; FIXED-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; FIXED:       exit:
; FIXED-NEXT:    ret void
;
; SCALABLE-LABEL: @load_store_factor2_i32(
; SCALABLE-NEXT:  entry:
; SCALABLE-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; SCALABLE-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; SCALABLE-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SCALABLE:       vector.ph:
; SCALABLE-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; SCALABLE-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; SCALABLE-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; SCALABLE-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; SCALABLE-NEXT:    br label [[VECTOR_BODY:%.*]]
; SCALABLE:       vector.body:
; SCALABLE-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SCALABLE-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; SCALABLE-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; SCALABLE-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP7]]
; SCALABLE-NEXT:    [[TMP9:%.*]] = getelementptr i32, ptr [[TMP8]], i32 0
; SCALABLE-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 8 x i32>, ptr [[TMP9]], align 4
; SCALABLE-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 4 x i32>, <vscale x 4 x i32> } @llvm.vector.deinterleave2.nxv8i32(<vscale x 8 x i32> [[WIDE_VEC]])
; SCALABLE-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 0
; SCALABLE-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 1
; SCALABLE-NEXT:    [[TMP12:%.*]] = add <vscale x 4 x i32> [[TMP10]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 1, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; SCALABLE-NEXT:    [[TMP13:%.*]] = add i64 [[TMP7]], 1
; SCALABLE-NEXT:    [[TMP14:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP13]]
; SCALABLE-NEXT:    [[TMP15:%.*]] = add <vscale x 4 x i32> [[TMP11]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 2, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; SCALABLE-NEXT:    [[TMP16:%.*]] = getelementptr i32, ptr [[TMP14]], i32 -1
; SCALABLE-NEXT:    [[INTERLEAVED_VEC:%.*]] = call <vscale x 8 x i32> @llvm.vector.interleave2.nxv8i32(<vscale x 4 x i32> [[TMP12]], <vscale x 4 x i32> [[TMP15]])
; SCALABLE-NEXT:    store <vscale x 8 x i32> [[INTERLEAVED_VEC]], ptr [[TMP16]], align 4
; SCALABLE-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; SCALABLE-NEXT:    [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; SCALABLE:       middle.block:
; SCALABLE-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; SCALABLE:       scalar.ph:
; SCALABLE-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; SCALABLE-NEXT:    br label [[LOOP:%.*]]
; SCALABLE:       loop:
; SCALABLE-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; SCALABLE-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; SCALABLE-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; SCALABLE-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; SCALABLE-NEXT:    [[Y0:%.*]] = add i32 [[X0]], 1
; SCALABLE-NEXT:    store i32 [[Y0]], ptr [[Q0]], align 4
; SCALABLE-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; SCALABLE-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; SCALABLE-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; SCALABLE-NEXT:    [[Y1:%.*]] = add i32 [[X1]], 2
; SCALABLE-NEXT:    store i32 [[Y1]], ptr [[Q1]], align 4
; SCALABLE-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; SCALABLE-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; SCALABLE-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; SCALABLE:       exit:
; SCALABLE-NEXT:    ret void
;
entry:
  br label %loop
loop:
  %i = phi i64 [0, %entry], [%nexti, %loop]

  %offset0 = shl i64 %i, 1
  %q0 = getelementptr i32, ptr %p, i64 %offset0
  %x0 = load i32, ptr %q0
  %y0 = add i32 %x0, 1
  store i32 %y0, ptr %q0

  %offset1 = add i64 %offset0, 1
  %q1 = getelementptr i32, ptr %p, i64 %offset1
  %x1 = load i32, ptr %q1
  %y1 = add i32 %x1, 2
  store i32 %y1, ptr %q1

  %nexti = add i64 %i, 1
  %done = icmp eq i64 %nexti, 1024
  br i1 %done, label %exit, label %loop
exit:
  ret void
}

define void @load_store_factor2_i64(ptr %p) {
; CHECK-LABEL: @load_store_factor2_i64(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 2
; CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK:       vector.ph:
; CHECK-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 2
; CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 2
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP7]]
; CHECK-NEXT:    [[TMP9:%.*]] = getelementptr i64, ptr [[TMP8]], i32 0
; CHECK-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 4 x i64>, ptr [[TMP9]], align 8
; CHECK-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 2 x i64>, <vscale x 2 x i64> } @llvm.vector.deinterleave2.nxv4i64(<vscale x 4 x i64> [[WIDE_VEC]])
; CHECK-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 0
; CHECK-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 1
; CHECK-NEXT:    [[TMP12:%.*]] = add <vscale x 2 x i64> [[TMP10]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 1, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; CHECK-NEXT:    [[TMP13:%.*]] = add i64 [[TMP7]], 1
; CHECK-NEXT:    [[TMP14:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP13]]
; CHECK-NEXT:    [[TMP15:%.*]] = add <vscale x 2 x i64> [[TMP11]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 2, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; CHECK-NEXT:    [[TMP16:%.*]] = getelementptr i64, ptr [[TMP14]], i32 -1
; CHECK-NEXT:    [[INTERLEAVED_VEC:%.*]] = call <vscale x 4 x i64> @llvm.vector.interleave2.nxv4i64(<vscale x 2 x i64> [[TMP12]], <vscale x 2 x i64> [[TMP15]])
; CHECK-NEXT:    store <vscale x 4 x i64> [[INTERLEAVED_VEC]], ptr [[TMP16]], align 8
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; CHECK-NEXT:    [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT:    br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; CHECK:       middle.block:
; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK:       scalar.ph:
; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; CHECK-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; CHECK-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; CHECK-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; CHECK-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; CHECK-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; CHECK-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP5:![0-9]+]]
; CHECK:       exit:
; CHECK-NEXT:    ret void
;
; FIXED-LABEL: @load_store_factor2_i64(
; FIXED-NEXT:  entry:
; FIXED-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; FIXED:       vector.ph:
; FIXED-NEXT:    br label [[VECTOR_BODY:%.*]]
; FIXED:       vector.body:
; FIXED-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; FIXED-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; FIXED-NEXT:    [[TMP1:%.*]] = shl i64 [[TMP0]], 1
; FIXED-NEXT:    [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; FIXED-NEXT:    [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; FIXED-NEXT:    [[WIDE_VEC:%.*]] = load <8 x i64>, ptr [[TMP3]], align 8
; FIXED-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <8 x i64> [[WIDE_VEC]], <8 x i64> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; FIXED-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <8 x i64> [[WIDE_VEC]], <8 x i64> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; FIXED-NEXT:    [[TMP4:%.*]] = add <4 x i64> [[STRIDED_VEC]], <i64 1, i64 1, i64 1, i64 1>
; FIXED-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; FIXED-NEXT:    [[TMP6:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP5]]
; FIXED-NEXT:    [[TMP7:%.*]] = add <4 x i64> [[STRIDED_VEC1]], <i64 2, i64 2, i64 2, i64 2>
; FIXED-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[TMP6]], i32 -1
; FIXED-NEXT:    [[TMP9:%.*]] = shufflevector <4 x i64> [[TMP4]], <4 x i64> [[TMP7]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; FIXED-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <8 x i64> [[TMP9]], <8 x i64> poison, <8 x i32> <i32 0, i32 4, i32 1, i32 5, i32 2, i32 6, i32 3, i32 7>
; FIXED-NEXT:    store <8 x i64> [[INTERLEAVED_VEC]], ptr [[TMP8]], align 8
; FIXED-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
; FIXED-NEXT:    [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; FIXED-NEXT:    br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; FIXED:       middle.block:
; FIXED-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; FIXED:       scalar.ph:
; FIXED-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; FIXED-NEXT:    br label [[LOOP:%.*]]
; FIXED:       loop:
; FIXED-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; FIXED-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; FIXED-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; FIXED-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; FIXED-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; FIXED-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; FIXED-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; FIXED-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; FIXED-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; FIXED-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; FIXED-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; FIXED-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; FIXED-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; FIXED-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP5:![0-9]+]]
; FIXED:       exit:
; FIXED-NEXT:    ret void
;
; SCALABLE-LABEL: @load_store_factor2_i64(
; SCALABLE-NEXT:  entry:
; SCALABLE-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 2
; SCALABLE-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; SCALABLE-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SCALABLE:       vector.ph:
; SCALABLE-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 2
; SCALABLE-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; SCALABLE-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; SCALABLE-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 2
; SCALABLE-NEXT:    br label [[VECTOR_BODY:%.*]]
; SCALABLE:       vector.body:
; SCALABLE-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SCALABLE-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; SCALABLE-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; SCALABLE-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP7]]
; SCALABLE-NEXT:    [[TMP9:%.*]] = getelementptr i64, ptr [[TMP8]], i32 0
; SCALABLE-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 4 x i64>, ptr [[TMP9]], align 8
; SCALABLE-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 2 x i64>, <vscale x 2 x i64> } @llvm.vector.deinterleave2.nxv4i64(<vscale x 4 x i64> [[WIDE_VEC]])
; SCALABLE-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 0
; SCALABLE-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 1
; SCALABLE-NEXT:    [[TMP12:%.*]] = add <vscale x 2 x i64> [[TMP10]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 1, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; SCALABLE-NEXT:    [[TMP13:%.*]] = add i64 [[TMP7]], 1
; SCALABLE-NEXT:    [[TMP14:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP13]]
; SCALABLE-NEXT:    [[TMP15:%.*]] = add <vscale x 2 x i64> [[TMP11]], shufflevector (<vscale x 2 x i64> insertelement (<vscale x 2 x i64> poison, i64 2, i64 0), <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer)
; SCALABLE-NEXT:    [[TMP16:%.*]] = getelementptr i64, ptr [[TMP14]], i32 -1
; SCALABLE-NEXT:    [[INTERLEAVED_VEC:%.*]] = call <vscale x 4 x i64> @llvm.vector.interleave2.nxv4i64(<vscale x 2 x i64> [[TMP12]], <vscale x 2 x i64> [[TMP15]])
; SCALABLE-NEXT:    store <vscale x 4 x i64> [[INTERLEAVED_VEC]], ptr [[TMP16]], align 8
; SCALABLE-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; SCALABLE-NEXT:    [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; SCALABLE:       middle.block:
; SCALABLE-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; SCALABLE:       scalar.ph:
; SCALABLE-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; SCALABLE-NEXT:    br label [[LOOP:%.*]]
; SCALABLE:       loop:
; SCALABLE-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; SCALABLE-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; SCALABLE-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; SCALABLE-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; SCALABLE-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; SCALABLE-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; SCALABLE-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; SCALABLE-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; SCALABLE-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; SCALABLE-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; SCALABLE-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; SCALABLE-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; SCALABLE-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; SCALABLE-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP5:![0-9]+]]
; SCALABLE:       exit:
; SCALABLE-NEXT:    ret void
;
entry:
  br label %loop
loop:
  %i = phi i64 [0, %entry], [%nexti, %loop]

  %offset0 = shl i64 %i, 1
  %q0 = getelementptr i64, ptr %p, i64 %offset0
  %x0 = load i64, ptr %q0
  %y0 = add i64 %x0, 1
  store i64 %y0, ptr %q0

  %offset1 = add i64 %offset0, 1
  %q1 = getelementptr i64, ptr %p, i64 %offset1
  %x1 = load i64, ptr %q1
  %y1 = add i64 %x1, 2
  store i64 %y1, ptr %q1

  %nexti = add i64 %i, 1
  %done = icmp eq i64 %nexti, 1024
  br i1 %done, label %exit, label %loop
exit:
  ret void
}

define void @load_store_factor3_i32(ptr %p) {
; CHECK-LABEL: @load_store_factor3_i32(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK:       vector.ph:
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 3
; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP1]]
; CHECK-NEXT:    [[TMP3:%.*]] = getelementptr i32, ptr [[TMP2]], i32 0
; CHECK-NEXT:    [[WIDE_VEC:%.*]] = load <24 x i32>, ptr [[TMP3]], align 4
; CHECK-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 0, i32 3, i32 6, i32 9, i32 12, i32 15, i32 18, i32 21>
; CHECK-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 1, i32 4, i32 7, i32 10, i32 13, i32 16, i32 19, i32 22>
; CHECK-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 2, i32 5, i32 8, i32 11, i32 14, i32 17, i32 20, i32 23>
; CHECK-NEXT:    [[TMP4:%.*]] = add <8 x i32> [[STRIDED_VEC]], <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
; CHECK-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; CHECK-NEXT:    [[TMP6:%.*]] = add <8 x i32> [[STRIDED_VEC1]], <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2>
; CHECK-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP7]]
; CHECK-NEXT:    [[TMP9:%.*]] = add <8 x i32> [[STRIDED_VEC2]], <i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
; CHECK-NEXT:    [[TMP10:%.*]] = getelementptr i32, ptr [[TMP8]], i32 -2
; CHECK-NEXT:    [[TMP11:%.*]] = shufflevector <8 x i32> [[TMP4]], <8 x i32> [[TMP6]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; CHECK-NEXT:    [[TMP12:%.*]] = shufflevector <8 x i32> [[TMP9]], <8 x i32> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
; CHECK-NEXT:    [[TMP13:%.*]] = shufflevector <16 x i32> [[TMP11]], <16 x i32> [[TMP12]], <24 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23>
; CHECK-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <24 x i32> [[TMP13]], <24 x i32> poison, <24 x i32> <i32 0, i32 8, i32 16, i32 1, i32 9, i32 17, i32 2, i32 10, i32 18, i32 3, i32 11, i32 19, i32 4, i32 12, i32 20, i32 5, i32 13, i32 21, i32 6, i32 14, i32 22, i32 7, i32 15, i32 23>
; CHECK-NEXT:    store <24 x i32> [[INTERLEAVED_VEC]], ptr [[TMP10]], align 4
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; CHECK-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; CHECK:       middle.block:
; CHECK-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK:       scalar.ph:
; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[OFFSET0:%.*]] = mul i64 [[I]], 3
; CHECK-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; CHECK-NEXT:    [[Y0:%.*]] = add i32 [[X0]], 1
; CHECK-NEXT:    store i32 [[Y0]], ptr [[Q0]], align 4
; CHECK-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; CHECK-NEXT:    [[Y1:%.*]] = add i32 [[X1]], 2
; CHECK-NEXT:    store i32 [[Y1]], ptr [[Q1]], align 4
; CHECK-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; CHECK-NEXT:    [[Q2:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET2]]
; CHECK-NEXT:    [[X2:%.*]] = load i32, ptr [[Q2]], align 4
; CHECK-NEXT:    [[Y2:%.*]] = add i32 [[X2]], 3
; CHECK-NEXT:    store i32 [[Y2]], ptr [[Q2]], align 4
; CHECK-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; CHECK:       exit:
; CHECK-NEXT:    ret void
;
; FIXED-LABEL: @load_store_factor3_i32(
; FIXED-NEXT:  entry:
; FIXED-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; FIXED:       vector.ph:
; FIXED-NEXT:    br label [[VECTOR_BODY:%.*]]
; FIXED:       vector.body:
; FIXED-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; FIXED-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; FIXED-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 3
; FIXED-NEXT:    [[TMP2:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP1]]
; FIXED-NEXT:    [[TMP3:%.*]] = getelementptr i32, ptr [[TMP2]], i32 0
; FIXED-NEXT:    [[WIDE_VEC:%.*]] = load <24 x i32>, ptr [[TMP3]], align 4
; FIXED-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 0, i32 3, i32 6, i32 9, i32 12, i32 15, i32 18, i32 21>
; FIXED-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 1, i32 4, i32 7, i32 10, i32 13, i32 16, i32 19, i32 22>
; FIXED-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 2, i32 5, i32 8, i32 11, i32 14, i32 17, i32 20, i32 23>
; FIXED-NEXT:    [[TMP4:%.*]] = add <8 x i32> [[STRIDED_VEC]], <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
; FIXED-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; FIXED-NEXT:    [[TMP6:%.*]] = add <8 x i32> [[STRIDED_VEC1]], <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2>
; FIXED-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; FIXED-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP7]]
; FIXED-NEXT:    [[TMP9:%.*]] = add <8 x i32> [[STRIDED_VEC2]], <i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
; FIXED-NEXT:    [[TMP10:%.*]] = getelementptr i32, ptr [[TMP8]], i32 -2
; FIXED-NEXT:    [[TMP11:%.*]] = shufflevector <8 x i32> [[TMP4]], <8 x i32> [[TMP6]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; FIXED-NEXT:    [[TMP12:%.*]] = shufflevector <8 x i32> [[TMP9]], <8 x i32> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
; FIXED-NEXT:    [[TMP13:%.*]] = shufflevector <16 x i32> [[TMP11]], <16 x i32> [[TMP12]], <24 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23>
; FIXED-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <24 x i32> [[TMP13]], <24 x i32> poison, <24 x i32> <i32 0, i32 8, i32 16, i32 1, i32 9, i32 17, i32 2, i32 10, i32 18, i32 3, i32 11, i32 19, i32 4, i32 12, i32 20, i32 5, i32 13, i32 21, i32 6, i32 14, i32 22, i32 7, i32 15, i32 23>
; FIXED-NEXT:    store <24 x i32> [[INTERLEAVED_VEC]], ptr [[TMP10]], align 4
; FIXED-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; FIXED-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; FIXED-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; FIXED:       middle.block:
; FIXED-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; FIXED:       scalar.ph:
; FIXED-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; FIXED-NEXT:    br label [[LOOP:%.*]]
; FIXED:       loop:
; FIXED-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; FIXED-NEXT:    [[OFFSET0:%.*]] = mul i64 [[I]], 3
; FIXED-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; FIXED-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; FIXED-NEXT:    [[Y0:%.*]] = add i32 [[X0]], 1
; FIXED-NEXT:    store i32 [[Y0]], ptr [[Q0]], align 4
; FIXED-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; FIXED-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; FIXED-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; FIXED-NEXT:    [[Y1:%.*]] = add i32 [[X1]], 2
; FIXED-NEXT:    store i32 [[Y1]], ptr [[Q1]], align 4
; FIXED-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; FIXED-NEXT:    [[Q2:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET2]]
; FIXED-NEXT:    [[X2:%.*]] = load i32, ptr [[Q2]], align 4
; FIXED-NEXT:    [[Y2:%.*]] = add i32 [[X2]], 3
; FIXED-NEXT:    store i32 [[Y2]], ptr [[Q2]], align 4
; FIXED-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; FIXED-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; FIXED-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; FIXED:       exit:
; FIXED-NEXT:    ret void
;
; SCALABLE-LABEL: @load_store_factor3_i32(
; SCALABLE-NEXT:  entry:
; SCALABLE-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SCALABLE:       vector.ph:
; SCALABLE-NEXT:    br label [[VECTOR_BODY:%.*]]
; SCALABLE:       vector.body:
; SCALABLE-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SCALABLE-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; SCALABLE-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 3
; SCALABLE-NEXT:    [[TMP2:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP1]]
; SCALABLE-NEXT:    [[TMP3:%.*]] = getelementptr i32, ptr [[TMP2]], i32 0
; SCALABLE-NEXT:    [[WIDE_VEC:%.*]] = load <24 x i32>, ptr [[TMP3]], align 4
; SCALABLE-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 0, i32 3, i32 6, i32 9, i32 12, i32 15, i32 18, i32 21>
; SCALABLE-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 1, i32 4, i32 7, i32 10, i32 13, i32 16, i32 19, i32 22>
; SCALABLE-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <24 x i32> [[WIDE_VEC]], <24 x i32> poison, <8 x i32> <i32 2, i32 5, i32 8, i32 11, i32 14, i32 17, i32 20, i32 23>
; SCALABLE-NEXT:    [[TMP4:%.*]] = add <8 x i32> [[STRIDED_VEC]], <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
; SCALABLE-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; SCALABLE-NEXT:    [[TMP6:%.*]] = add <8 x i32> [[STRIDED_VEC1]], <i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2>
; SCALABLE-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; SCALABLE-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP7]]
; SCALABLE-NEXT:    [[TMP9:%.*]] = add <8 x i32> [[STRIDED_VEC2]], <i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
; SCALABLE-NEXT:    [[TMP10:%.*]] = getelementptr i32, ptr [[TMP8]], i32 -2
; SCALABLE-NEXT:    [[TMP11:%.*]] = shufflevector <8 x i32> [[TMP4]], <8 x i32> [[TMP6]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; SCALABLE-NEXT:    [[TMP12:%.*]] = shufflevector <8 x i32> [[TMP9]], <8 x i32> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
; SCALABLE-NEXT:    [[TMP13:%.*]] = shufflevector <16 x i32> [[TMP11]], <16 x i32> [[TMP12]], <24 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23>
; SCALABLE-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <24 x i32> [[TMP13]], <24 x i32> poison, <24 x i32> <i32 0, i32 8, i32 16, i32 1, i32 9, i32 17, i32 2, i32 10, i32 18, i32 3, i32 11, i32 19, i32 4, i32 12, i32 20, i32 5, i32 13, i32 21, i32 6, i32 14, i32 22, i32 7, i32 15, i32 23>
; SCALABLE-NEXT:    store <24 x i32> [[INTERLEAVED_VEC]], ptr [[TMP10]], align 4
; SCALABLE-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; SCALABLE-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; SCALABLE-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; SCALABLE:       middle.block:
; SCALABLE-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; SCALABLE:       scalar.ph:
; SCALABLE-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; SCALABLE-NEXT:    br label [[LOOP:%.*]]
; SCALABLE:       loop:
; SCALABLE-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; SCALABLE-NEXT:    [[OFFSET0:%.*]] = mul i64 [[I]], 3
; SCALABLE-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; SCALABLE-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; SCALABLE-NEXT:    [[Y0:%.*]] = add i32 [[X0]], 1
; SCALABLE-NEXT:    store i32 [[Y0]], ptr [[Q0]], align 4
; SCALABLE-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; SCALABLE-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; SCALABLE-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; SCALABLE-NEXT:    [[Y1:%.*]] = add i32 [[X1]], 2
; SCALABLE-NEXT:    store i32 [[Y1]], ptr [[Q1]], align 4
; SCALABLE-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; SCALABLE-NEXT:    [[Q2:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET2]]
; SCALABLE-NEXT:    [[X2:%.*]] = load i32, ptr [[Q2]], align 4
; SCALABLE-NEXT:    [[Y2:%.*]] = add i32 [[X2]], 3
; SCALABLE-NEXT:    store i32 [[Y2]], ptr [[Q2]], align 4
; SCALABLE-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; SCALABLE-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; SCALABLE-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; SCALABLE:       exit:
; SCALABLE-NEXT:    ret void
;
entry:
  br label %loop
loop:
  %i = phi i64 [0, %entry], [%nexti, %loop]

  %offset0 = mul i64 %i, 3
  %q0 = getelementptr i32, ptr %p, i64 %offset0
  %x0 = load i32, ptr %q0
  %y0 = add i32 %x0, 1
  store i32 %y0, ptr %q0

  %offset1 = add i64 %offset0, 1
  %q1 = getelementptr i32, ptr %p, i64 %offset1
  %x1 = load i32, ptr %q1
  %y1 = add i32 %x1, 2
  store i32 %y1, ptr %q1

  %offset2 = add i64 %offset1, 1
  %q2 = getelementptr i32, ptr %p, i64 %offset2
  %x2 = load i32, ptr %q2
  %y2 = add i32 %x2, 3
  store i32 %y2, ptr %q2

  %nexti = add i64 %i, 1
  %done = icmp eq i64 %nexti, 1024
  br i1 %done, label %exit, label %loop
exit:
  ret void
}

define void @load_store_factor3_i64(ptr %p) {
; CHECK-LABEL: @load_store_factor3_i64(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK:       vector.ph:
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 3
; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; CHECK-NEXT:    [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; CHECK-NEXT:    [[WIDE_VEC:%.*]] = load <12 x i64>, ptr [[TMP3]], align 8
; CHECK-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 0, i32 3, i32 6, i32 9>
; CHECK-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 1, i32 4, i32 7, i32 10>
; CHECK-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 2, i32 5, i32 8, i32 11>
; CHECK-NEXT:    [[TMP4:%.*]] = add <4 x i64> [[STRIDED_VEC]], <i64 1, i64 1, i64 1, i64 1>
; CHECK-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; CHECK-NEXT:    [[TMP6:%.*]] = add <4 x i64> [[STRIDED_VEC1]], <i64 2, i64 2, i64 2, i64 2>
; CHECK-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP7]]
; CHECK-NEXT:    [[TMP9:%.*]] = add <4 x i64> [[STRIDED_VEC2]], <i64 3, i64 3, i64 3, i64 3>
; CHECK-NEXT:    [[TMP10:%.*]] = getelementptr i64, ptr [[TMP8]], i32 -2
; CHECK-NEXT:    [[TMP11:%.*]] = shufflevector <4 x i64> [[TMP4]], <4 x i64> [[TMP6]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; CHECK-NEXT:    [[TMP12:%.*]] = shufflevector <4 x i64> [[TMP9]], <4 x i64> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
; CHECK-NEXT:    [[TMP13:%.*]] = shufflevector <8 x i64> [[TMP11]], <8 x i64> [[TMP12]], <12 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11>
; CHECK-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <12 x i64> [[TMP13]], <12 x i64> poison, <12 x i32> <i32 0, i32 4, i32 8, i32 1, i32 5, i32 9, i32 2, i32 6, i32 10, i32 3, i32 7, i32 11>
; CHECK-NEXT:    store <12 x i64> [[INTERLEAVED_VEC]], ptr [[TMP10]], align 8
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
; CHECK-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; CHECK:       middle.block:
; CHECK-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK:       scalar.ph:
; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[OFFSET0:%.*]] = mul i64 [[I]], 3
; CHECK-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; CHECK-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; CHECK-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; CHECK-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; CHECK-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; CHECK-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; CHECK-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; CHECK-NEXT:    [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; CHECK-NEXT:    [[X2:%.*]] = load i64, ptr [[Q2]], align 8
; CHECK-NEXT:    [[Y2:%.*]] = add i64 [[X2]], 3
; CHECK-NEXT:    store i64 [[Y2]], ptr [[Q2]], align 8
; CHECK-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
; CHECK:       exit:
; CHECK-NEXT:    ret void
;
; FIXED-LABEL: @load_store_factor3_i64(
; FIXED-NEXT:  entry:
; FIXED-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; FIXED:       vector.ph:
; FIXED-NEXT:    br label [[VECTOR_BODY:%.*]]
; FIXED:       vector.body:
; FIXED-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; FIXED-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; FIXED-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 3
; FIXED-NEXT:    [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; FIXED-NEXT:    [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; FIXED-NEXT:    [[WIDE_VEC:%.*]] = load <12 x i64>, ptr [[TMP3]], align 8
; FIXED-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 0, i32 3, i32 6, i32 9>
; FIXED-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 1, i32 4, i32 7, i32 10>
; FIXED-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 2, i32 5, i32 8, i32 11>
; FIXED-NEXT:    [[TMP4:%.*]] = add <4 x i64> [[STRIDED_VEC]], <i64 1, i64 1, i64 1, i64 1>
; FIXED-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; FIXED-NEXT:    [[TMP6:%.*]] = add <4 x i64> [[STRIDED_VEC1]], <i64 2, i64 2, i64 2, i64 2>
; FIXED-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; FIXED-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP7]]
; FIXED-NEXT:    [[TMP9:%.*]] = add <4 x i64> [[STRIDED_VEC2]], <i64 3, i64 3, i64 3, i64 3>
; FIXED-NEXT:    [[TMP10:%.*]] = getelementptr i64, ptr [[TMP8]], i32 -2
; FIXED-NEXT:    [[TMP11:%.*]] = shufflevector <4 x i64> [[TMP4]], <4 x i64> [[TMP6]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; FIXED-NEXT:    [[TMP12:%.*]] = shufflevector <4 x i64> [[TMP9]], <4 x i64> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
; FIXED-NEXT:    [[TMP13:%.*]] = shufflevector <8 x i64> [[TMP11]], <8 x i64> [[TMP12]], <12 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11>
; FIXED-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <12 x i64> [[TMP13]], <12 x i64> poison, <12 x i32> <i32 0, i32 4, i32 8, i32 1, i32 5, i32 9, i32 2, i32 6, i32 10, i32 3, i32 7, i32 11>
; FIXED-NEXT:    store <12 x i64> [[INTERLEAVED_VEC]], ptr [[TMP10]], align 8
; FIXED-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
; FIXED-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; FIXED-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; FIXED:       middle.block:
; FIXED-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; FIXED:       scalar.ph:
; FIXED-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; FIXED-NEXT:    br label [[LOOP:%.*]]
; FIXED:       loop:
; FIXED-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; FIXED-NEXT:    [[OFFSET0:%.*]] = mul i64 [[I]], 3
; FIXED-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; FIXED-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; FIXED-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; FIXED-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; FIXED-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; FIXED-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; FIXED-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; FIXED-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; FIXED-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; FIXED-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; FIXED-NEXT:    [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; FIXED-NEXT:    [[X2:%.*]] = load i64, ptr [[Q2]], align 8
; FIXED-NEXT:    [[Y2:%.*]] = add i64 [[X2]], 3
; FIXED-NEXT:    store i64 [[Y2]], ptr [[Q2]], align 8
; FIXED-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; FIXED-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; FIXED-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
; FIXED:       exit:
; FIXED-NEXT:    ret void
;
; SCALABLE-LABEL: @load_store_factor3_i64(
; SCALABLE-NEXT:  entry:
; SCALABLE-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SCALABLE:       vector.ph:
; SCALABLE-NEXT:    br label [[VECTOR_BODY:%.*]]
; SCALABLE:       vector.body:
; SCALABLE-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SCALABLE-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; SCALABLE-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 3
; SCALABLE-NEXT:    [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; SCALABLE-NEXT:    [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; SCALABLE-NEXT:    [[WIDE_VEC:%.*]] = load <12 x i64>, ptr [[TMP3]], align 8
; SCALABLE-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 0, i32 3, i32 6, i32 9>
; SCALABLE-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 1, i32 4, i32 7, i32 10>
; SCALABLE-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <12 x i64> [[WIDE_VEC]], <12 x i64> poison, <4 x i32> <i32 2, i32 5, i32 8, i32 11>
; SCALABLE-NEXT:    [[TMP4:%.*]] = add <4 x i64> [[STRIDED_VEC]], <i64 1, i64 1, i64 1, i64 1>
; SCALABLE-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; SCALABLE-NEXT:    [[TMP6:%.*]] = add <4 x i64> [[STRIDED_VEC1]], <i64 2, i64 2, i64 2, i64 2>
; SCALABLE-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; SCALABLE-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP7]]
; SCALABLE-NEXT:    [[TMP9:%.*]] = add <4 x i64> [[STRIDED_VEC2]], <i64 3, i64 3, i64 3, i64 3>
; SCALABLE-NEXT:    [[TMP10:%.*]] = getelementptr i64, ptr [[TMP8]], i32 -2
; SCALABLE-NEXT:    [[TMP11:%.*]] = shufflevector <4 x i64> [[TMP4]], <4 x i64> [[TMP6]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SCALABLE-NEXT:    [[TMP12:%.*]] = shufflevector <4 x i64> [[TMP9]], <4 x i64> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
; SCALABLE-NEXT:    [[TMP13:%.*]] = shufflevector <8 x i64> [[TMP11]], <8 x i64> [[TMP12]], <12 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11>
; SCALABLE-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <12 x i64> [[TMP13]], <12 x i64> poison, <12 x i32> <i32 0, i32 4, i32 8, i32 1, i32 5, i32 9, i32 2, i32 6, i32 10, i32 3, i32 7, i32 11>
; SCALABLE-NEXT:    store <12 x i64> [[INTERLEAVED_VEC]], ptr [[TMP10]], align 8
; SCALABLE-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
; SCALABLE-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; SCALABLE-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; SCALABLE:       middle.block:
; SCALABLE-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; SCALABLE:       scalar.ph:
; SCALABLE-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; SCALABLE-NEXT:    br label [[LOOP:%.*]]
; SCALABLE:       loop:
; SCALABLE-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; SCALABLE-NEXT:    [[OFFSET0:%.*]] = mul i64 [[I]], 3
; SCALABLE-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; SCALABLE-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; SCALABLE-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; SCALABLE-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; SCALABLE-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; SCALABLE-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; SCALABLE-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; SCALABLE-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; SCALABLE-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; SCALABLE-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; SCALABLE-NEXT:    [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; SCALABLE-NEXT:    [[X2:%.*]] = load i64, ptr [[Q2]], align 8
; SCALABLE-NEXT:    [[Y2:%.*]] = add i64 [[X2]], 3
; SCALABLE-NEXT:    store i64 [[Y2]], ptr [[Q2]], align 8
; SCALABLE-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; SCALABLE-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; SCALABLE-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
; SCALABLE:       exit:
; SCALABLE-NEXT:    ret void
;
entry:
  br label %loop
loop:
  %i = phi i64 [0, %entry], [%nexti, %loop]

  %offset0 = mul i64 %i, 3
  %q0 = getelementptr i64, ptr %p, i64 %offset0
  %x0 = load i64, ptr %q0
  %y0 = add i64 %x0, 1
  store i64 %y0, ptr %q0

  %offset1 = add i64 %offset0, 1
  %q1 = getelementptr i64, ptr %p, i64 %offset1
  %x1 = load i64, ptr %q1
  %y1 = add i64 %x1, 2
  store i64 %y1, ptr %q1

  %offset2 = add i64 %offset1, 1
  %q2 = getelementptr i64, ptr %p, i64 %offset2
  %x2 = load i64, ptr %q2
  %y2 = add i64 %x2, 3
  store i64 %y2, ptr %q2

  %nexti = add i64 %i, 1
  %done = icmp eq i64 %nexti, 1024
  br i1 %done, label %exit, label %loop
exit:
  ret void
}

define void @load_store_factor8(ptr %p) {
; CHECK-LABEL: @load_store_factor8(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK:       vector.ph:
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT:    [[TMP1:%.*]] = shl i64 [[TMP0]], 3
; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; CHECK-NEXT:    [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; CHECK-NEXT:    [[WIDE_VEC:%.*]] = load <16 x i64>, ptr [[TMP3]], align 8
; CHECK-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 0, i32 8>
; CHECK-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 1, i32 9>
; CHECK-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 2, i32 10>
; CHECK-NEXT:    [[STRIDED_VEC3:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 3, i32 11>
; CHECK-NEXT:    [[STRIDED_VEC4:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 4, i32 12>
; CHECK-NEXT:    [[STRIDED_VEC5:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 5, i32 13>
; CHECK-NEXT:    [[STRIDED_VEC6:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 6, i32 14>
; CHECK-NEXT:    [[STRIDED_VEC7:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 7, i32 15>
; CHECK-NEXT:    [[TMP4:%.*]] = add <2 x i64> [[STRIDED_VEC]], <i64 1, i64 1>
; CHECK-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; CHECK-NEXT:    [[TMP6:%.*]] = add <2 x i64> [[STRIDED_VEC1]], <i64 2, i64 2>
; CHECK-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; CHECK-NEXT:    [[TMP8:%.*]] = add <2 x i64> [[STRIDED_VEC2]], <i64 3, i64 3>
; CHECK-NEXT:    [[TMP9:%.*]] = add i64 [[TMP7]], 1
; CHECK-NEXT:    [[TMP10:%.*]] = add <2 x i64> [[STRIDED_VEC3]], <i64 4, i64 4>
; CHECK-NEXT:    [[TMP11:%.*]] = add i64 [[TMP9]], 1
; CHECK-NEXT:    [[TMP12:%.*]] = add <2 x i64> [[STRIDED_VEC4]], <i64 5, i64 5>
; CHECK-NEXT:    [[TMP13:%.*]] = add i64 [[TMP11]], 1
; CHECK-NEXT:    [[TMP14:%.*]] = add <2 x i64> [[STRIDED_VEC5]], <i64 6, i64 6>
; CHECK-NEXT:    [[TMP15:%.*]] = add i64 [[TMP13]], 1
; CHECK-NEXT:    [[TMP16:%.*]] = add <2 x i64> [[STRIDED_VEC6]], <i64 7, i64 7>
; CHECK-NEXT:    [[TMP17:%.*]] = add i64 [[TMP15]], 1
; CHECK-NEXT:    [[TMP18:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP17]]
; CHECK-NEXT:    [[TMP19:%.*]] = add <2 x i64> [[STRIDED_VEC7]], <i64 8, i64 8>
; CHECK-NEXT:    [[TMP20:%.*]] = getelementptr i64, ptr [[TMP18]], i32 -7
; CHECK-NEXT:    [[TMP21:%.*]] = shufflevector <2 x i64> [[TMP4]], <2 x i64> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT:    [[TMP22:%.*]] = shufflevector <2 x i64> [[TMP8]], <2 x i64> [[TMP10]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT:    [[TMP23:%.*]] = shufflevector <2 x i64> [[TMP12]], <2 x i64> [[TMP14]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT:    [[TMP24:%.*]] = shufflevector <2 x i64> [[TMP16]], <2 x i64> [[TMP19]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT:    [[TMP25:%.*]] = shufflevector <4 x i64> [[TMP21]], <4 x i64> [[TMP22]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; CHECK-NEXT:    [[TMP26:%.*]] = shufflevector <4 x i64> [[TMP23]], <4 x i64> [[TMP24]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; CHECK-NEXT:    [[TMP27:%.*]] = shufflevector <8 x i64> [[TMP25]], <8 x i64> [[TMP26]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; CHECK-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <16 x i64> [[TMP27]], <16 x i64> poison, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; CHECK-NEXT:    store <16 x i64> [[INTERLEAVED_VEC]], ptr [[TMP20]], align 8
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; CHECK-NEXT:    [[TMP28:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT:    br i1 [[TMP28]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; CHECK:       middle.block:
; CHECK-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK:       scalar.ph:
; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 3
; CHECK-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; CHECK-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; CHECK-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; CHECK-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; CHECK-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; CHECK-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; CHECK-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; CHECK-NEXT:    [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; CHECK-NEXT:    [[X2:%.*]] = load i64, ptr [[Q2]], align 8
; CHECK-NEXT:    [[Y2:%.*]] = add i64 [[X2]], 3
; CHECK-NEXT:    store i64 [[Y2]], ptr [[Q2]], align 8
; CHECK-NEXT:    [[OFFSET3:%.*]] = add i64 [[OFFSET2]], 1
; CHECK-NEXT:    [[Q3:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET3]]
; CHECK-NEXT:    [[X3:%.*]] = load i64, ptr [[Q3]], align 8
; CHECK-NEXT:    [[Y3:%.*]] = add i64 [[X3]], 4
; CHECK-NEXT:    store i64 [[Y3]], ptr [[Q3]], align 8
; CHECK-NEXT:    [[OFFSET4:%.*]] = add i64 [[OFFSET3]], 1
; CHECK-NEXT:    [[Q4:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET4]]
; CHECK-NEXT:    [[X4:%.*]] = load i64, ptr [[Q4]], align 8
; CHECK-NEXT:    [[Y4:%.*]] = add i64 [[X4]], 5
; CHECK-NEXT:    store i64 [[Y4]], ptr [[Q4]], align 8
; CHECK-NEXT:    [[OFFSET5:%.*]] = add i64 [[OFFSET4]], 1
; CHECK-NEXT:    [[Q5:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET5]]
; CHECK-NEXT:    [[X5:%.*]] = load i64, ptr [[Q5]], align 8
; CHECK-NEXT:    [[Y5:%.*]] = add i64 [[X5]], 6
; CHECK-NEXT:    store i64 [[Y5]], ptr [[Q5]], align 8
; CHECK-NEXT:    [[OFFSET6:%.*]] = add i64 [[OFFSET5]], 1
; CHECK-NEXT:    [[Q6:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET6]]
; CHECK-NEXT:    [[X6:%.*]] = load i64, ptr [[Q6]], align 8
; CHECK-NEXT:    [[Y6:%.*]] = add i64 [[X6]], 7
; CHECK-NEXT:    store i64 [[Y6]], ptr [[Q6]], align 8
; CHECK-NEXT:    [[OFFSET7:%.*]] = add i64 [[OFFSET6]], 1
; CHECK-NEXT:    [[Q7:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET7]]
; CHECK-NEXT:    [[X7:%.*]] = load i64, ptr [[Q7]], align 8
; CHECK-NEXT:    [[Y7:%.*]] = add i64 [[X7]], 8
; CHECK-NEXT:    store i64 [[Y7]], ptr [[Q7]], align 8
; CHECK-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP11:![0-9]+]]
; CHECK:       exit:
; CHECK-NEXT:    ret void
;
; FIXED-LABEL: @load_store_factor8(
; FIXED-NEXT:  entry:
; FIXED-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; FIXED:       vector.ph:
; FIXED-NEXT:    br label [[VECTOR_BODY:%.*]]
; FIXED:       vector.body:
; FIXED-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; FIXED-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; FIXED-NEXT:    [[TMP1:%.*]] = shl i64 [[TMP0]], 3
; FIXED-NEXT:    [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; FIXED-NEXT:    [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; FIXED-NEXT:    [[WIDE_VEC:%.*]] = load <16 x i64>, ptr [[TMP3]], align 8
; FIXED-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 0, i32 8>
; FIXED-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 1, i32 9>
; FIXED-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 2, i32 10>
; FIXED-NEXT:    [[STRIDED_VEC3:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 3, i32 11>
; FIXED-NEXT:    [[STRIDED_VEC4:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 4, i32 12>
; FIXED-NEXT:    [[STRIDED_VEC5:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 5, i32 13>
; FIXED-NEXT:    [[STRIDED_VEC6:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 6, i32 14>
; FIXED-NEXT:    [[STRIDED_VEC7:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 7, i32 15>
; FIXED-NEXT:    [[TMP4:%.*]] = add <2 x i64> [[STRIDED_VEC]], <i64 1, i64 1>
; FIXED-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; FIXED-NEXT:    [[TMP6:%.*]] = add <2 x i64> [[STRIDED_VEC1]], <i64 2, i64 2>
; FIXED-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; FIXED-NEXT:    [[TMP8:%.*]] = add <2 x i64> [[STRIDED_VEC2]], <i64 3, i64 3>
; FIXED-NEXT:    [[TMP9:%.*]] = add i64 [[TMP7]], 1
; FIXED-NEXT:    [[TMP10:%.*]] = add <2 x i64> [[STRIDED_VEC3]], <i64 4, i64 4>
; FIXED-NEXT:    [[TMP11:%.*]] = add i64 [[TMP9]], 1
; FIXED-NEXT:    [[TMP12:%.*]] = add <2 x i64> [[STRIDED_VEC4]], <i64 5, i64 5>
; FIXED-NEXT:    [[TMP13:%.*]] = add i64 [[TMP11]], 1
; FIXED-NEXT:    [[TMP14:%.*]] = add <2 x i64> [[STRIDED_VEC5]], <i64 6, i64 6>
; FIXED-NEXT:    [[TMP15:%.*]] = add i64 [[TMP13]], 1
; FIXED-NEXT:    [[TMP16:%.*]] = add <2 x i64> [[STRIDED_VEC6]], <i64 7, i64 7>
; FIXED-NEXT:    [[TMP17:%.*]] = add i64 [[TMP15]], 1
; FIXED-NEXT:    [[TMP18:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP17]]
; FIXED-NEXT:    [[TMP19:%.*]] = add <2 x i64> [[STRIDED_VEC7]], <i64 8, i64 8>
; FIXED-NEXT:    [[TMP20:%.*]] = getelementptr i64, ptr [[TMP18]], i32 -7
; FIXED-NEXT:    [[TMP21:%.*]] = shufflevector <2 x i64> [[TMP4]], <2 x i64> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; FIXED-NEXT:    [[TMP22:%.*]] = shufflevector <2 x i64> [[TMP8]], <2 x i64> [[TMP10]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; FIXED-NEXT:    [[TMP23:%.*]] = shufflevector <2 x i64> [[TMP12]], <2 x i64> [[TMP14]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; FIXED-NEXT:    [[TMP24:%.*]] = shufflevector <2 x i64> [[TMP16]], <2 x i64> [[TMP19]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; FIXED-NEXT:    [[TMP25:%.*]] = shufflevector <4 x i64> [[TMP21]], <4 x i64> [[TMP22]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; FIXED-NEXT:    [[TMP26:%.*]] = shufflevector <4 x i64> [[TMP23]], <4 x i64> [[TMP24]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; FIXED-NEXT:    [[TMP27:%.*]] = shufflevector <8 x i64> [[TMP25]], <8 x i64> [[TMP26]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; FIXED-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <16 x i64> [[TMP27]], <16 x i64> poison, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; FIXED-NEXT:    store <16 x i64> [[INTERLEAVED_VEC]], ptr [[TMP20]], align 8
; FIXED-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; FIXED-NEXT:    [[TMP28:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; FIXED-NEXT:    br i1 [[TMP28]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; FIXED:       middle.block:
; FIXED-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; FIXED:       scalar.ph:
; FIXED-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; FIXED-NEXT:    br label [[LOOP:%.*]]
; FIXED:       loop:
; FIXED-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; FIXED-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 3
; FIXED-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; FIXED-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; FIXED-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; FIXED-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; FIXED-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; FIXED-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; FIXED-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; FIXED-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; FIXED-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; FIXED-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; FIXED-NEXT:    [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; FIXED-NEXT:    [[X2:%.*]] = load i64, ptr [[Q2]], align 8
; FIXED-NEXT:    [[Y2:%.*]] = add i64 [[X2]], 3
; FIXED-NEXT:    store i64 [[Y2]], ptr [[Q2]], align 8
; FIXED-NEXT:    [[OFFSET3:%.*]] = add i64 [[OFFSET2]], 1
; FIXED-NEXT:    [[Q3:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET3]]
; FIXED-NEXT:    [[X3:%.*]] = load i64, ptr [[Q3]], align 8
; FIXED-NEXT:    [[Y3:%.*]] = add i64 [[X3]], 4
; FIXED-NEXT:    store i64 [[Y3]], ptr [[Q3]], align 8
; FIXED-NEXT:    [[OFFSET4:%.*]] = add i64 [[OFFSET3]], 1
; FIXED-NEXT:    [[Q4:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET4]]
; FIXED-NEXT:    [[X4:%.*]] = load i64, ptr [[Q4]], align 8
; FIXED-NEXT:    [[Y4:%.*]] = add i64 [[X4]], 5
; FIXED-NEXT:    store i64 [[Y4]], ptr [[Q4]], align 8
; FIXED-NEXT:    [[OFFSET5:%.*]] = add i64 [[OFFSET4]], 1
; FIXED-NEXT:    [[Q5:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET5]]
; FIXED-NEXT:    [[X5:%.*]] = load i64, ptr [[Q5]], align 8
; FIXED-NEXT:    [[Y5:%.*]] = add i64 [[X5]], 6
; FIXED-NEXT:    store i64 [[Y5]], ptr [[Q5]], align 8
; FIXED-NEXT:    [[OFFSET6:%.*]] = add i64 [[OFFSET5]], 1
; FIXED-NEXT:    [[Q6:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET6]]
; FIXED-NEXT:    [[X6:%.*]] = load i64, ptr [[Q6]], align 8
; FIXED-NEXT:    [[Y6:%.*]] = add i64 [[X6]], 7
; FIXED-NEXT:    store i64 [[Y6]], ptr [[Q6]], align 8
; FIXED-NEXT:    [[OFFSET7:%.*]] = add i64 [[OFFSET6]], 1
; FIXED-NEXT:    [[Q7:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET7]]
; FIXED-NEXT:    [[X7:%.*]] = load i64, ptr [[Q7]], align 8
; FIXED-NEXT:    [[Y7:%.*]] = add i64 [[X7]], 8
; FIXED-NEXT:    store i64 [[Y7]], ptr [[Q7]], align 8
; FIXED-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; FIXED-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; FIXED-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP11:![0-9]+]]
; FIXED:       exit:
; FIXED-NEXT:    ret void
;
; SCALABLE-LABEL: @load_store_factor8(
; SCALABLE-NEXT:  entry:
; SCALABLE-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SCALABLE:       vector.ph:
; SCALABLE-NEXT:    br label [[VECTOR_BODY:%.*]]
; SCALABLE:       vector.body:
; SCALABLE-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SCALABLE-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; SCALABLE-NEXT:    [[TMP1:%.*]] = shl i64 [[TMP0]], 3
; SCALABLE-NEXT:    [[TMP2:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP1]]
; SCALABLE-NEXT:    [[TMP3:%.*]] = getelementptr i64, ptr [[TMP2]], i32 0
; SCALABLE-NEXT:    [[WIDE_VEC:%.*]] = load <16 x i64>, ptr [[TMP3]], align 8
; SCALABLE-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 0, i32 8>
; SCALABLE-NEXT:    [[STRIDED_VEC1:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 1, i32 9>
; SCALABLE-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 2, i32 10>
; SCALABLE-NEXT:    [[STRIDED_VEC3:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 3, i32 11>
; SCALABLE-NEXT:    [[STRIDED_VEC4:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 4, i32 12>
; SCALABLE-NEXT:    [[STRIDED_VEC5:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 5, i32 13>
; SCALABLE-NEXT:    [[STRIDED_VEC6:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 6, i32 14>
; SCALABLE-NEXT:    [[STRIDED_VEC7:%.*]] = shufflevector <16 x i64> [[WIDE_VEC]], <16 x i64> poison, <2 x i32> <i32 7, i32 15>
; SCALABLE-NEXT:    [[TMP4:%.*]] = add <2 x i64> [[STRIDED_VEC]], <i64 1, i64 1>
; SCALABLE-NEXT:    [[TMP5:%.*]] = add i64 [[TMP1]], 1
; SCALABLE-NEXT:    [[TMP6:%.*]] = add <2 x i64> [[STRIDED_VEC1]], <i64 2, i64 2>
; SCALABLE-NEXT:    [[TMP7:%.*]] = add i64 [[TMP5]], 1
; SCALABLE-NEXT:    [[TMP8:%.*]] = add <2 x i64> [[STRIDED_VEC2]], <i64 3, i64 3>
; SCALABLE-NEXT:    [[TMP9:%.*]] = add i64 [[TMP7]], 1
; SCALABLE-NEXT:    [[TMP10:%.*]] = add <2 x i64> [[STRIDED_VEC3]], <i64 4, i64 4>
; SCALABLE-NEXT:    [[TMP11:%.*]] = add i64 [[TMP9]], 1
; SCALABLE-NEXT:    [[TMP12:%.*]] = add <2 x i64> [[STRIDED_VEC4]], <i64 5, i64 5>
; SCALABLE-NEXT:    [[TMP13:%.*]] = add i64 [[TMP11]], 1
; SCALABLE-NEXT:    [[TMP14:%.*]] = add <2 x i64> [[STRIDED_VEC5]], <i64 6, i64 6>
; SCALABLE-NEXT:    [[TMP15:%.*]] = add i64 [[TMP13]], 1
; SCALABLE-NEXT:    [[TMP16:%.*]] = add <2 x i64> [[STRIDED_VEC6]], <i64 7, i64 7>
; SCALABLE-NEXT:    [[TMP17:%.*]] = add i64 [[TMP15]], 1
; SCALABLE-NEXT:    [[TMP18:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP17]]
; SCALABLE-NEXT:    [[TMP19:%.*]] = add <2 x i64> [[STRIDED_VEC7]], <i64 8, i64 8>
; SCALABLE-NEXT:    [[TMP20:%.*]] = getelementptr i64, ptr [[TMP18]], i32 -7
; SCALABLE-NEXT:    [[TMP21:%.*]] = shufflevector <2 x i64> [[TMP4]], <2 x i64> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; SCALABLE-NEXT:    [[TMP22:%.*]] = shufflevector <2 x i64> [[TMP8]], <2 x i64> [[TMP10]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; SCALABLE-NEXT:    [[TMP23:%.*]] = shufflevector <2 x i64> [[TMP12]], <2 x i64> [[TMP14]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; SCALABLE-NEXT:    [[TMP24:%.*]] = shufflevector <2 x i64> [[TMP16]], <2 x i64> [[TMP19]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; SCALABLE-NEXT:    [[TMP25:%.*]] = shufflevector <4 x i64> [[TMP21]], <4 x i64> [[TMP22]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SCALABLE-NEXT:    [[TMP26:%.*]] = shufflevector <4 x i64> [[TMP23]], <4 x i64> [[TMP24]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SCALABLE-NEXT:    [[TMP27:%.*]] = shufflevector <8 x i64> [[TMP25]], <8 x i64> [[TMP26]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; SCALABLE-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <16 x i64> [[TMP27]], <16 x i64> poison, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; SCALABLE-NEXT:    store <16 x i64> [[INTERLEAVED_VEC]], ptr [[TMP20]], align 8
; SCALABLE-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; SCALABLE-NEXT:    [[TMP28:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; SCALABLE-NEXT:    br i1 [[TMP28]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; SCALABLE:       middle.block:
; SCALABLE-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; SCALABLE:       scalar.ph:
; SCALABLE-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; SCALABLE-NEXT:    br label [[LOOP:%.*]]
; SCALABLE:       loop:
; SCALABLE-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; SCALABLE-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 3
; SCALABLE-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; SCALABLE-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; SCALABLE-NEXT:    [[Y0:%.*]] = add i64 [[X0]], 1
; SCALABLE-NEXT:    store i64 [[Y0]], ptr [[Q0]], align 8
; SCALABLE-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; SCALABLE-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; SCALABLE-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; SCALABLE-NEXT:    [[Y1:%.*]] = add i64 [[X1]], 2
; SCALABLE-NEXT:    store i64 [[Y1]], ptr [[Q1]], align 8
; SCALABLE-NEXT:    [[OFFSET2:%.*]] = add i64 [[OFFSET1]], 1
; SCALABLE-NEXT:    [[Q2:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET2]]
; SCALABLE-NEXT:    [[X2:%.*]] = load i64, ptr [[Q2]], align 8
; SCALABLE-NEXT:    [[Y2:%.*]] = add i64 [[X2]], 3
; SCALABLE-NEXT:    store i64 [[Y2]], ptr [[Q2]], align 8
; SCALABLE-NEXT:    [[OFFSET3:%.*]] = add i64 [[OFFSET2]], 1
; SCALABLE-NEXT:    [[Q3:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET3]]
; SCALABLE-NEXT:    [[X3:%.*]] = load i64, ptr [[Q3]], align 8
; SCALABLE-NEXT:    [[Y3:%.*]] = add i64 [[X3]], 4
; SCALABLE-NEXT:    store i64 [[Y3]], ptr [[Q3]], align 8
; SCALABLE-NEXT:    [[OFFSET4:%.*]] = add i64 [[OFFSET3]], 1
; SCALABLE-NEXT:    [[Q4:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET4]]
; SCALABLE-NEXT:    [[X4:%.*]] = load i64, ptr [[Q4]], align 8
; SCALABLE-NEXT:    [[Y4:%.*]] = add i64 [[X4]], 5
; SCALABLE-NEXT:    store i64 [[Y4]], ptr [[Q4]], align 8
; SCALABLE-NEXT:    [[OFFSET5:%.*]] = add i64 [[OFFSET4]], 1
; SCALABLE-NEXT:    [[Q5:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET5]]
; SCALABLE-NEXT:    [[X5:%.*]] = load i64, ptr [[Q5]], align 8
; SCALABLE-NEXT:    [[Y5:%.*]] = add i64 [[X5]], 6
; SCALABLE-NEXT:    store i64 [[Y5]], ptr [[Q5]], align 8
; SCALABLE-NEXT:    [[OFFSET6:%.*]] = add i64 [[OFFSET5]], 1
; SCALABLE-NEXT:    [[Q6:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET6]]
; SCALABLE-NEXT:    [[X6:%.*]] = load i64, ptr [[Q6]], align 8
; SCALABLE-NEXT:    [[Y6:%.*]] = add i64 [[X6]], 7
; SCALABLE-NEXT:    store i64 [[Y6]], ptr [[Q6]], align 8
; SCALABLE-NEXT:    [[OFFSET7:%.*]] = add i64 [[OFFSET6]], 1
; SCALABLE-NEXT:    [[Q7:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET7]]
; SCALABLE-NEXT:    [[X7:%.*]] = load i64, ptr [[Q7]], align 8
; SCALABLE-NEXT:    [[Y7:%.*]] = add i64 [[X7]], 8
; SCALABLE-NEXT:    store i64 [[Y7]], ptr [[Q7]], align 8
; SCALABLE-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; SCALABLE-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; SCALABLE-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP11:![0-9]+]]
; SCALABLE:       exit:
; SCALABLE-NEXT:    ret void
;
entry:
  br label %loop
loop:
  %i = phi i64 [0, %entry], [%nexti, %loop]

  %offset0 = shl i64 %i, 3
  %q0 = getelementptr i64, ptr %p, i64 %offset0
  %x0 = load i64, ptr %q0
  %y0 = add i64 %x0, 1
  store i64 %y0, ptr %q0

  %offset1 = add i64 %offset0, 1
  %q1 = getelementptr i64, ptr %p, i64 %offset1
  %x1 = load i64, ptr %q1
  %y1 = add i64 %x1, 2
  store i64 %y1, ptr %q1

  %offset2 = add i64 %offset1, 1
  %q2 = getelementptr i64, ptr %p, i64 %offset2
  %x2 = load i64, ptr %q2
  %y2 = add i64 %x2, 3
  store i64 %y2, ptr %q2

  %offset3 = add i64 %offset2, 1
  %q3 = getelementptr i64, ptr %p, i64 %offset3
  %x3 = load i64, ptr %q3
  %y3 = add i64 %x3, 4
  store i64 %y3, ptr %q3

  %offset4 = add i64 %offset3, 1
  %q4 = getelementptr i64, ptr %p, i64 %offset4
  %x4 = load i64, ptr %q4
  %y4 = add i64 %x4, 5
  store i64 %y4, ptr %q4

  %offset5 = add i64 %offset4, 1
  %q5 = getelementptr i64, ptr %p, i64 %offset5
  %x5 = load i64, ptr %q5
  %y5 = add i64 %x5, 6
  store i64 %y5, ptr %q5

  %offset6 = add i64 %offset5, 1
  %q6 = getelementptr i64, ptr %p, i64 %offset6
  %x6 = load i64, ptr %q6
  %y6 = add i64 %x6, 7
  store i64 %y6, ptr %q6

  %offset7 = add i64 %offset6, 1
  %q7 = getelementptr i64, ptr %p, i64 %offset7
  %x7 = load i64, ptr %q7
  %y7 = add i64 %x7, 8
  store i64 %y7, ptr %q7

  %nexti = add i64 %i, 1
  %done = icmp eq i64 %nexti, 1024
  br i1 %done, label %exit, label %loop
exit:
  ret void
}

define void @combine_load_factor2_i32(ptr noalias %p, ptr noalias %q) {
; CHECK-LABEL: @combine_load_factor2_i32(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK:       vector.ph:
; CHECK-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP7]]
; CHECK-NEXT:    [[TMP9:%.*]] = getelementptr i32, ptr [[TMP8]], i32 0
; CHECK-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 8 x i32>, ptr [[TMP9]], align 4
; CHECK-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 4 x i32>, <vscale x 4 x i32> } @llvm.vector.deinterleave2.nxv8i32(<vscale x 8 x i32> [[WIDE_VEC]])
; CHECK-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 0
; CHECK-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 1
; CHECK-NEXT:    [[TMP12:%.*]] = add <vscale x 4 x i32> [[TMP10]], [[TMP11]]
; CHECK-NEXT:    [[TMP13:%.*]] = getelementptr i32, ptr [[Q:%.*]], i64 [[TMP6]]
; CHECK-NEXT:    [[TMP14:%.*]] = getelementptr i32, ptr [[TMP13]], i32 0
; CHECK-NEXT:    store <vscale x 4 x i32> [[TMP12]], ptr [[TMP14]], align 4
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; CHECK-NEXT:    [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT:    br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]]
; CHECK:       middle.block:
; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK:       scalar.ph:
; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; CHECK-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; CHECK-NEXT:    [[RES:%.*]] = add i32 [[X0]], [[X1]]
; CHECK-NEXT:    [[DST:%.*]] = getelementptr i32, ptr [[Q]], i64 [[I]]
; CHECK-NEXT:    store i32 [[RES]], ptr [[DST]], align 4
; CHECK-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP13:![0-9]+]]
; CHECK:       exit:
; CHECK-NEXT:    ret void
;
; FIXED-LABEL: @combine_load_factor2_i32(
; FIXED-NEXT:  entry:
; FIXED-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; FIXED:       vector.ph:
; FIXED-NEXT:    br label [[VECTOR_BODY:%.*]]
; FIXED:       vector.body:
; FIXED-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; FIXED-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; FIXED-NEXT:    [[TMP1:%.*]] = add i64 [[INDEX]], 8
; FIXED-NEXT:    [[TMP2:%.*]] = shl i64 [[TMP0]], 1
; FIXED-NEXT:    [[TMP3:%.*]] = shl i64 [[TMP1]], 1
; FIXED-NEXT:    [[TMP4:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP2]]
; FIXED-NEXT:    [[TMP5:%.*]] = getelementptr i32, ptr [[P]], i64 [[TMP3]]
; FIXED-NEXT:    [[TMP6:%.*]] = getelementptr i32, ptr [[TMP4]], i32 0
; FIXED-NEXT:    [[WIDE_VEC:%.*]] = load <16 x i32>, ptr [[TMP6]], align 4
; FIXED-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; FIXED-NEXT:    [[STRIDED_VEC3:%.*]] = shufflevector <16 x i32> [[WIDE_VEC]], <16 x i32> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; FIXED-NEXT:    [[TMP7:%.*]] = getelementptr i32, ptr [[TMP5]], i32 0
; FIXED-NEXT:    [[WIDE_VEC1:%.*]] = load <16 x i32>, ptr [[TMP7]], align 4
; FIXED-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <16 x i32> [[WIDE_VEC1]], <16 x i32> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; FIXED-NEXT:    [[STRIDED_VEC4:%.*]] = shufflevector <16 x i32> [[WIDE_VEC1]], <16 x i32> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; FIXED-NEXT:    [[TMP8:%.*]] = add <8 x i32> [[STRIDED_VEC]], [[STRIDED_VEC3]]
; FIXED-NEXT:    [[TMP9:%.*]] = add <8 x i32> [[STRIDED_VEC2]], [[STRIDED_VEC4]]
; FIXED-NEXT:    [[TMP10:%.*]] = getelementptr i32, ptr [[Q:%.*]], i64 [[TMP0]]
; FIXED-NEXT:    [[TMP12:%.*]] = getelementptr i32, ptr [[TMP10]], i32 0
; FIXED-NEXT:    [[TMP13:%.*]] = getelementptr i32, ptr [[TMP10]], i32 8
; FIXED-NEXT:    store <8 x i32> [[TMP8]], ptr [[TMP12]], align 4
; FIXED-NEXT:    store <8 x i32> [[TMP9]], ptr [[TMP13]], align 4
; FIXED-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; FIXED-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; FIXED-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]]
; FIXED:       middle.block:
; FIXED-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; FIXED:       scalar.ph:
; FIXED-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; FIXED-NEXT:    br label [[LOOP:%.*]]
; FIXED:       loop:
; FIXED-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; FIXED-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; FIXED-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; FIXED-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; FIXED-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; FIXED-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; FIXED-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; FIXED-NEXT:    [[RES:%.*]] = add i32 [[X0]], [[X1]]
; FIXED-NEXT:    [[DST:%.*]] = getelementptr i32, ptr [[Q]], i64 [[I]]
; FIXED-NEXT:    store i32 [[RES]], ptr [[DST]], align 4
; FIXED-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; FIXED-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; FIXED-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP13:![0-9]+]]
; FIXED:       exit:
; FIXED-NEXT:    ret void
;
; SCALABLE-LABEL: @combine_load_factor2_i32(
; SCALABLE-NEXT:  entry:
; SCALABLE-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; SCALABLE-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; SCALABLE-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SCALABLE:       vector.ph:
; SCALABLE-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; SCALABLE-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; SCALABLE-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; SCALABLE-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; SCALABLE-NEXT:    br label [[VECTOR_BODY:%.*]]
; SCALABLE:       vector.body:
; SCALABLE-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SCALABLE-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; SCALABLE-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; SCALABLE-NEXT:    [[TMP8:%.*]] = getelementptr i32, ptr [[P:%.*]], i64 [[TMP7]]
; SCALABLE-NEXT:    [[TMP9:%.*]] = getelementptr i32, ptr [[TMP8]], i32 0
; SCALABLE-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 8 x i32>, ptr [[TMP9]], align 4
; SCALABLE-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 4 x i32>, <vscale x 4 x i32> } @llvm.vector.deinterleave2.nxv8i32(<vscale x 8 x i32> [[WIDE_VEC]])
; SCALABLE-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 0
; SCALABLE-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 4 x i32>, <vscale x 4 x i32> } [[STRIDED_VEC]], 1
; SCALABLE-NEXT:    [[TMP12:%.*]] = add <vscale x 4 x i32> [[TMP10]], [[TMP11]]
; SCALABLE-NEXT:    [[TMP13:%.*]] = getelementptr i32, ptr [[Q:%.*]], i64 [[TMP6]]
; SCALABLE-NEXT:    [[TMP14:%.*]] = getelementptr i32, ptr [[TMP13]], i32 0
; SCALABLE-NEXT:    store <vscale x 4 x i32> [[TMP12]], ptr [[TMP14]], align 4
; SCALABLE-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; SCALABLE-NEXT:    [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]]
; SCALABLE:       middle.block:
; SCALABLE-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; SCALABLE:       scalar.ph:
; SCALABLE-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; SCALABLE-NEXT:    br label [[LOOP:%.*]]
; SCALABLE:       loop:
; SCALABLE-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; SCALABLE-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; SCALABLE-NEXT:    [[Q0:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET0]]
; SCALABLE-NEXT:    [[X0:%.*]] = load i32, ptr [[Q0]], align 4
; SCALABLE-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; SCALABLE-NEXT:    [[Q1:%.*]] = getelementptr i32, ptr [[P]], i64 [[OFFSET1]]
; SCALABLE-NEXT:    [[X1:%.*]] = load i32, ptr [[Q1]], align 4
; SCALABLE-NEXT:    [[RES:%.*]] = add i32 [[X0]], [[X1]]
; SCALABLE-NEXT:    [[DST:%.*]] = getelementptr i32, ptr [[Q]], i64 [[I]]
; SCALABLE-NEXT:    store i32 [[RES]], ptr [[DST]], align 4
; SCALABLE-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; SCALABLE-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; SCALABLE-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP13:![0-9]+]]
; SCALABLE:       exit:
; SCALABLE-NEXT:    ret void
;
entry:
  br label %loop
loop:
  %i = phi i64 [0, %entry], [%nexti, %loop]

  %offset0 = shl i64 %i, 1
  %q0 = getelementptr i32, ptr %p, i64 %offset0
  %x0 = load i32, ptr %q0

  %offset1 = add i64 %offset0, 1
  %q1 = getelementptr i32, ptr %p, i64 %offset1
  %x1 = load i32, ptr %q1

  %res = add i32 %x0, %x1

  %dst = getelementptr i32, ptr %q, i64 %i
  store i32 %res, ptr %dst

  %nexti = add i64 %i, 1
  %done = icmp eq i64 %nexti, 1024
  br i1 %done, label %exit, label %loop
exit:
  ret void
}

define void @combine_load_factor2_i64(ptr noalias %p, ptr noalias %q) {
; CHECK-LABEL: @combine_load_factor2_i64(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 2
; CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK:       vector.ph:
; CHECK-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 2
; CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 2
; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
; CHECK:       vector.body:
; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP7]]
; CHECK-NEXT:    [[TMP9:%.*]] = getelementptr i64, ptr [[TMP8]], i32 0
; CHECK-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 4 x i64>, ptr [[TMP9]], align 8
; CHECK-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 2 x i64>, <vscale x 2 x i64> } @llvm.vector.deinterleave2.nxv4i64(<vscale x 4 x i64> [[WIDE_VEC]])
; CHECK-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 0
; CHECK-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 1
; CHECK-NEXT:    [[TMP12:%.*]] = add <vscale x 2 x i64> [[TMP10]], [[TMP11]]
; CHECK-NEXT:    [[TMP13:%.*]] = getelementptr i64, ptr [[Q:%.*]], i64 [[TMP6]]
; CHECK-NEXT:    [[TMP14:%.*]] = getelementptr i64, ptr [[TMP13]], i32 0
; CHECK-NEXT:    store <vscale x 2 x i64> [[TMP12]], ptr [[TMP14]], align 8
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; CHECK-NEXT:    [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT:    br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]]
; CHECK:       middle.block:
; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK:       scalar.ph:
; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; CHECK-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; CHECK-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; CHECK-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; CHECK-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; CHECK-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; CHECK-NEXT:    [[RES:%.*]] = add i64 [[X0]], [[X1]]
; CHECK-NEXT:    [[DST:%.*]] = getelementptr i64, ptr [[Q]], i64 [[I]]
; CHECK-NEXT:    store i64 [[RES]], ptr [[DST]], align 8
; CHECK-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; CHECK-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; CHECK-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP15:![0-9]+]]
; CHECK:       exit:
; CHECK-NEXT:    ret void
;
; FIXED-LABEL: @combine_load_factor2_i64(
; FIXED-NEXT:  entry:
; FIXED-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; FIXED:       vector.ph:
; FIXED-NEXT:    br label [[VECTOR_BODY:%.*]]
; FIXED:       vector.body:
; FIXED-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; FIXED-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
; FIXED-NEXT:    [[TMP1:%.*]] = add i64 [[INDEX]], 4
; FIXED-NEXT:    [[TMP2:%.*]] = shl i64 [[TMP0]], 1
; FIXED-NEXT:    [[TMP3:%.*]] = shl i64 [[TMP1]], 1
; FIXED-NEXT:    [[TMP4:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP2]]
; FIXED-NEXT:    [[TMP5:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP3]]
; FIXED-NEXT:    [[TMP6:%.*]] = getelementptr i64, ptr [[TMP4]], i32 0
; FIXED-NEXT:    [[WIDE_VEC:%.*]] = load <8 x i64>, ptr [[TMP6]], align 8
; FIXED-NEXT:    [[STRIDED_VEC:%.*]] = shufflevector <8 x i64> [[WIDE_VEC]], <8 x i64> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; FIXED-NEXT:    [[STRIDED_VEC3:%.*]] = shufflevector <8 x i64> [[WIDE_VEC]], <8 x i64> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; FIXED-NEXT:    [[TMP7:%.*]] = getelementptr i64, ptr [[TMP5]], i32 0
; FIXED-NEXT:    [[WIDE_VEC1:%.*]] = load <8 x i64>, ptr [[TMP7]], align 8
; FIXED-NEXT:    [[STRIDED_VEC2:%.*]] = shufflevector <8 x i64> [[WIDE_VEC1]], <8 x i64> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; FIXED-NEXT:    [[STRIDED_VEC4:%.*]] = shufflevector <8 x i64> [[WIDE_VEC1]], <8 x i64> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; FIXED-NEXT:    [[TMP8:%.*]] = add <4 x i64> [[STRIDED_VEC]], [[STRIDED_VEC3]]
; FIXED-NEXT:    [[TMP9:%.*]] = add <4 x i64> [[STRIDED_VEC2]], [[STRIDED_VEC4]]
; FIXED-NEXT:    [[TMP10:%.*]] = getelementptr i64, ptr [[Q:%.*]], i64 [[TMP0]]
; FIXED-NEXT:    [[TMP12:%.*]] = getelementptr i64, ptr [[TMP10]], i32 0
; FIXED-NEXT:    [[TMP13:%.*]] = getelementptr i64, ptr [[TMP10]], i32 4
; FIXED-NEXT:    store <4 x i64> [[TMP8]], ptr [[TMP12]], align 8
; FIXED-NEXT:    store <4 x i64> [[TMP9]], ptr [[TMP13]], align 8
; FIXED-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; FIXED-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; FIXED-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]]
; FIXED:       middle.block:
; FIXED-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; FIXED:       scalar.ph:
; FIXED-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 1024, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; FIXED-NEXT:    br label [[LOOP:%.*]]
; FIXED:       loop:
; FIXED-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; FIXED-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; FIXED-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; FIXED-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; FIXED-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; FIXED-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; FIXED-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; FIXED-NEXT:    [[RES:%.*]] = add i64 [[X0]], [[X1]]
; FIXED-NEXT:    [[DST:%.*]] = getelementptr i64, ptr [[Q]], i64 [[I]]
; FIXED-NEXT:    store i64 [[RES]], ptr [[DST]], align 8
; FIXED-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; FIXED-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; FIXED-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP15:![0-9]+]]
; FIXED:       exit:
; FIXED-NEXT:    ret void
;
; SCALABLE-LABEL: @combine_load_factor2_i64(
; SCALABLE-NEXT:  entry:
; SCALABLE-NEXT:    [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP1:%.*]] = mul i64 [[TMP0]], 2
; SCALABLE-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; SCALABLE-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SCALABLE:       vector.ph:
; SCALABLE-NEXT:    [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP3:%.*]] = mul i64 [[TMP2]], 2
; SCALABLE-NEXT:    [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; SCALABLE-NEXT:    [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; SCALABLE-NEXT:    [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; SCALABLE-NEXT:    [[TMP5:%.*]] = mul i64 [[TMP4]], 2
; SCALABLE-NEXT:    br label [[VECTOR_BODY:%.*]]
; SCALABLE:       vector.body:
; SCALABLE-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SCALABLE-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 0
; SCALABLE-NEXT:    [[TMP7:%.*]] = shl i64 [[TMP6]], 1
; SCALABLE-NEXT:    [[TMP8:%.*]] = getelementptr i64, ptr [[P:%.*]], i64 [[TMP7]]
; SCALABLE-NEXT:    [[TMP9:%.*]] = getelementptr i64, ptr [[TMP8]], i32 0
; SCALABLE-NEXT:    [[WIDE_VEC:%.*]] = load <vscale x 4 x i64>, ptr [[TMP9]], align 8
; SCALABLE-NEXT:    [[STRIDED_VEC:%.*]] = call { <vscale x 2 x i64>, <vscale x 2 x i64> } @llvm.vector.deinterleave2.nxv4i64(<vscale x 4 x i64> [[WIDE_VEC]])
; SCALABLE-NEXT:    [[TMP10:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 0
; SCALABLE-NEXT:    [[TMP11:%.*]] = extractvalue { <vscale x 2 x i64>, <vscale x 2 x i64> } [[STRIDED_VEC]], 1
; SCALABLE-NEXT:    [[TMP12:%.*]] = add <vscale x 2 x i64> [[TMP10]], [[TMP11]]
; SCALABLE-NEXT:    [[TMP13:%.*]] = getelementptr i64, ptr [[Q:%.*]], i64 [[TMP6]]
; SCALABLE-NEXT:    [[TMP14:%.*]] = getelementptr i64, ptr [[TMP13]], i32 0
; SCALABLE-NEXT:    store <vscale x 2 x i64> [[TMP12]], ptr [[TMP14]], align 8
; SCALABLE-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; SCALABLE-NEXT:    [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]]
; SCALABLE:       middle.block:
; SCALABLE-NEXT:    [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; SCALABLE-NEXT:    br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; SCALABLE:       scalar.ph:
; SCALABLE-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; SCALABLE-NEXT:    br label [[LOOP:%.*]]
; SCALABLE:       loop:
; SCALABLE-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[NEXTI:%.*]], [[LOOP]] ]
; SCALABLE-NEXT:    [[OFFSET0:%.*]] = shl i64 [[I]], 1
; SCALABLE-NEXT:    [[Q0:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET0]]
; SCALABLE-NEXT:    [[X0:%.*]] = load i64, ptr [[Q0]], align 8
; SCALABLE-NEXT:    [[OFFSET1:%.*]] = add i64 [[OFFSET0]], 1
; SCALABLE-NEXT:    [[Q1:%.*]] = getelementptr i64, ptr [[P]], i64 [[OFFSET1]]
; SCALABLE-NEXT:    [[X1:%.*]] = load i64, ptr [[Q1]], align 8
; SCALABLE-NEXT:    [[RES:%.*]] = add i64 [[X0]], [[X1]]
; SCALABLE-NEXT:    [[DST:%.*]] = getelementptr i64, ptr [[Q]], i64 [[I]]
; SCALABLE-NEXT:    store i64 [[RES]], ptr [[DST]], align 8
; SCALABLE-NEXT:    [[NEXTI]] = add i64 [[I]], 1
; SCALABLE-NEXT:    [[DONE:%.*]] = icmp eq i64 [[NEXTI]], 1024
; SCALABLE-NEXT:    br i1 [[DONE]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP15:![0-9]+]]
; SCALABLE:       exit:
; SCALABLE-NEXT:    ret void
;
entry:
  br label %loop
loop:
  %i = phi i64 [0, %entry], [%nexti, %loop]

  %offset0 = shl i64 %i, 1
  %q0 = getelementptr i64, ptr %p, i64 %offset0
  %x0 = load i64, ptr %q0

  %offset1 = add i64 %offset0, 1
  %q1 = getelementptr i64, ptr %p, i64 %offset1
  %x1 = load i64, ptr %q1

  %res = add i64 %x0, %x1

  %dst = getelementptr i64, ptr %q, i64 %i
  store i64 %res, ptr %dst

  %nexti = add i64 %i, 1
  %done = icmp eq i64 %nexti, 1024
  br i1 %done, label %exit, label %loop
exit:
  ret void
}