; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -mtriple=x86_64-pc-linux-gnu -mcpu=generic -slp-vectorizer -slp-min-reg-size=128 -pass-remarks-output=%t < %s | FileCheck %s
; RUN: FileCheck --input-file=%t --check-prefix=YAML %s

define i32 @foo(i32* nocapture readonly %diff) #0 {
; CHECK-LABEL: @foo(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[M2:%.*]] = alloca [8 x [8 x i32]], align 16
; CHECK-NEXT:    [[TMP0:%.*]] = bitcast [8 x [8 x i32]]* [[M2]] to i8*
; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
; CHECK:       for.body:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
; CHECK-NEXT:    [[A_088:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[ADD24:%.*]], [[FOR_BODY]] ]
; CHECK-NEXT:    [[TMP1:%.*]] = shl i64 [[INDVARS_IV]], 3
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DIFF:%.*]], i64 [[TMP1]]
; CHECK-NEXT:    [[TMP2:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[TMP3:%.*]] = or i64 [[TMP1]], 4
; CHECK-NEXT:    [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, i32* [[DIFF]], i64 [[TMP3]]
; CHECK-NEXT:    [[TMP4:%.*]] = load i32, i32* [[ARRAYIDX2]], align 4
; CHECK-NEXT:    [[ADD3:%.*]] = add nsw i32 [[TMP4]], [[TMP2]]
; CHECK-NEXT:    [[ARRAYIDX6:%.*]] = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* [[M2]], i64 0, i64 [[INDVARS_IV]], i64 0
; CHECK-NEXT:    store i32 [[ADD3]], i32* [[ARRAYIDX6]], align 16
; CHECK-NEXT:    [[ADD10:%.*]] = add nsw i32 [[ADD3]], [[A_088]]
; CHECK-NEXT:    [[TMP5:%.*]] = or i64 [[TMP1]], 1
; CHECK-NEXT:    [[ARRAYIDX13:%.*]] = getelementptr inbounds i32, i32* [[DIFF]], i64 [[TMP5]]
; CHECK-NEXT:    [[TMP6:%.*]] = load i32, i32* [[ARRAYIDX13]], align 4
; CHECK-NEXT:    [[TMP7:%.*]] = or i64 [[TMP1]], 5
; CHECK-NEXT:    [[ARRAYIDX16:%.*]] = getelementptr inbounds i32, i32* [[DIFF]], i64 [[TMP7]]
; CHECK-NEXT:    [[TMP8:%.*]] = load i32, i32* [[ARRAYIDX16]], align 4
; CHECK-NEXT:    [[ADD17:%.*]] = add nsw i32 [[TMP8]], [[TMP6]]
; CHECK-NEXT:    [[ARRAYIDX20:%.*]] = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* [[M2]], i64 0, i64 [[INDVARS_IV]], i64 1
; CHECK-NEXT:    store i32 [[ADD17]], i32* [[ARRAYIDX20]], align 4
; CHECK-NEXT:    [[ADD24]] = add nsw i32 [[ADD10]], [[ADD17]]
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 8
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]]
; CHECK:       for.end:
; CHECK-NEXT:    [[ARRAYDECAY:%.*]] = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* [[M2]], i64 0, i64 0
; CHECK-NEXT:    ret i32 [[ADD24]]
;
entry:
  %m2 = alloca [8 x [8 x i32]], align 16
  %0 = bitcast [8 x [8 x i32]]* %m2 to i8*
  br label %for.body

for.body:                                         ; preds = %for.body, %entry
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
  %a.088 = phi i32 [ 0, %entry ], [ %add24, %for.body ]
  %1 = shl i64 %indvars.iv, 3
  %arrayidx = getelementptr inbounds i32, i32* %diff, i64 %1
  %2 = load i32, i32* %arrayidx, align 4
  %3 = or i64 %1, 4
  %arrayidx2 = getelementptr inbounds i32, i32* %diff, i64 %3
  %4 = load i32, i32* %arrayidx2, align 4
  %add3 = add nsw i32 %4, %2
  %arrayidx6 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 0
  store i32 %add3, i32* %arrayidx6, align 16
  %add10 = add nsw i32 %add3, %a.088
  %5 = or i64 %1, 1
  %arrayidx13 = getelementptr inbounds i32, i32* %diff, i64 %5
  %6 = load i32, i32* %arrayidx13, align 4
  %7 = or i64 %1, 5
  %arrayidx16 = getelementptr inbounds i32, i32* %diff, i64 %7
  %8 = load i32, i32* %arrayidx16, align 4
  %add17 = add nsw i32 %8, %6
  %arrayidx20 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 1
  store i32 %add17, i32* %arrayidx20, align 4
  %add24 = add nsw i32 %add10, %add17

  ; YAML:      Pass:            slp-vectorizer
  ; YAML-NEXT: Name:            NotPossible
  ; YAML-NEXT: Function:        foo
  ; YAML-NEXT: Args:
  ; YAML-NEXT:   - String:          'Cannot SLP vectorize list: vectorization was impossible'
  ; YAML-NEXT:   - String:          ' with available vectorization factors'

  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond = icmp eq i64 %indvars.iv.next, 8
  br i1 %exitcond, label %for.end, label %for.body

for.end:                                          ; preds = %for.body
  %arraydecay = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 0
  ret i32 %add24
}