; LLVM IR from QiaoLiuHit/LSOTB-TIR :: vlfeat-0.9.19/vl (pgm)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%union.anon = type { i32 }

@vl_infinity_f = external hidden constant %union.anon, align 4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare ptr @vl_malloc(i64 noundef) #1

declare void @vl_free(ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @vl_pgm_write(ptr noundef, ptr noundef, i32 noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @vl_pgm_write_f(ptr noundef %0, ptr noundef %1, i32 noundef %2, i32 noundef %3) #2 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca float, align 4
  %12 = alloca float, align 4
  %13 = alloca float, align 4
  %14 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i32 %2, ptr %7, align 4, !tbaa !9
  store i32 %3, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #3
  store i32 0, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  %15 = load float, ptr @vl_infinity_f, align 4, !tbaa !11
  store float %15, ptr %11, align 4, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  %16 = load float, ptr @vl_infinity_f, align 4, !tbaa !11
  %17 = fneg float %16
  store float %17, ptr %12, align 4, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #3
  %18 = load i32, ptr %7, align 4, !tbaa !9
  %19 = sext i32 %18 to i64
  %20 = mul i64 4, %19
  %21 = load i32, ptr %8, align 4, !tbaa !9
  %22 = sext i32 %21 to i64
  %23 = mul i64 %20, %22
  %24 = call ptr @vl_malloc(i64 noundef %23)
  store ptr %24, ptr %14, align 8, !tbaa !5
  store i32 0, ptr %10, align 4, !tbaa !9
  br label %25

25:                                               ; preds = %66, %4
  %26 = load i32, ptr %10, align 4, !tbaa !9
  %27 = load i32, ptr %7, align 4, !tbaa !9
  %28 = load i32, ptr %8, align 4, !tbaa !9
  %29 = mul nsw i32 %27, %28
  %30 = icmp slt i32 %26, %29
  br i1 %30, label %31, label %69

31:                                               ; preds = %25
  %32 = load float, ptr %11, align 4, !tbaa !12
  %33 = load ptr, ptr %6, align 8, !tbaa !5
  %34 = load i32, ptr %10, align 4, !tbaa !9
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds float, ptr %33, i64 %35
  %37 = load float, ptr %36, align 4, !tbaa !12
  %38 = fcmp olt float %32, %37
  br i1 %38, label %39, label %41

39:                                               ; preds = %31
  %40 = load float, ptr %11, align 4, !tbaa !12
  br label %47

41:                                               ; preds = %31
  %42 = load ptr, ptr %6, align 8, !tbaa !5
  %43 = load i32, ptr %10, align 4, !tbaa !9
  %44 = sext i32 %43 to i64
  %45 = getelementptr inbounds float, ptr %42, i64 %44
  %46 = load float, ptr %45, align 4, !tbaa !12
  br label %47

47:                                               ; preds = %41, %39
  %48 = phi float [ %40, %39 ], [ %46, %41 ]
  store float %48, ptr %11, align 4, !tbaa !12
  %49 = load float, ptr %12, align 4, !tbaa !12
  %50 = load ptr, ptr %6, align 8, !tbaa !5
  %51 = load i32, ptr %10, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = getelementptr inbounds float, ptr %50, i64 %52
  %54 = load float, ptr %53, align 4, !tbaa !12
  %55 = fcmp ogt float %49, %54
  br i1 %55, label %56, label %58

56:                                               ; preds = %47
  %57 = load float, ptr %12, align 4, !tbaa !12
  br label %64

58:                                               ; preds = %47
  %59 = load ptr, ptr %6, align 8, !tbaa !5
  %60 = load i32, ptr %10, align 4, !tbaa !9
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds float, ptr %59, i64 %61
  %63 = load float, ptr %62, align 4, !tbaa !12
  br label %64

64:                                               ; preds = %58, %56
  %65 = phi float [ %57, %56 ], [ %63, %58 ]
  store float %65, ptr %12, align 4, !tbaa !12
  br label %66

66:                                               ; preds = %64
  %67 = load i32, ptr %10, align 4, !tbaa !9
  %68 = add nsw i32 %67, 1
  store i32 %68, ptr %10, align 4, !tbaa !9
  br label %25, !llvm.loop !14

69:                                               ; preds = %25
  %70 = load float, ptr %12, align 4, !tbaa !12
  %71 = load float, ptr %11, align 4, !tbaa !12
  %72 = fsub float %70, %71
  %73 = fadd float %72, 0x3E80000000000000
  %74 = fdiv float 2.550000e+02, %73
  store float %74, ptr %13, align 4, !tbaa !12
  store i32 0, ptr %10, align 4, !tbaa !9
  br label %75

75:                                               ; preds = %96, %69
  %76 = load i32, ptr %10, align 4, !tbaa !9
  %77 = load i32, ptr %7, align 4, !tbaa !9
  %78 = load i32, ptr %8, align 4, !tbaa !9
  %79 = mul nsw i32 %77, %78
  %80 = icmp slt i32 %76, %79
  br i1 %80, label %81, label %99

81:                                               ; preds = %75
  %82 = load ptr, ptr %6, align 8, !tbaa !5
  %83 = load i32, ptr %10, align 4, !tbaa !9
  %84 = sext i32 %83 to i64
  %85 = getelementptr inbounds float, ptr %82, i64 %84
  %86 = load float, ptr %85, align 4, !tbaa !12
  %87 = load float, ptr %11, align 4, !tbaa !12
  %88 = fsub float %86, %87
  %89 = load float, ptr %13, align 4, !tbaa !12
  %90 = fmul float %88, %89
  %91 = fptoui float %90 to i8
  %92 = load ptr, ptr %14, align 8, !tbaa !5
  %93 = load i32, ptr %10, align 4, !tbaa !9
  %94 = sext i32 %93 to i64
  %95 = getelementptr inbounds i8, ptr %92, i64 %94
  store i8 %91, ptr %95, align 1, !tbaa !11
  br label %96

96:                                               ; preds = %81
  %97 = load i32, ptr %10, align 4, !tbaa !9
  %98 = add nsw i32 %97, 1
  store i32 %98, ptr %10, align 4, !tbaa !9
  br label %75, !llvm.loop !16

99:                                               ; preds = %75
  %100 = load ptr, ptr %5, align 8, !tbaa !5
  %101 = load ptr, ptr %14, align 8, !tbaa !5
  %102 = load i32, ptr %7, align 4, !tbaa !9
  %103 = load i32, ptr %8, align 4, !tbaa !9
  %104 = call i32 @vl_pgm_write(ptr noundef %100, ptr noundef %101, i32 noundef %102, i32 noundef %103)
  store i32 %104, ptr %9, align 4, !tbaa !9
  %105 = load ptr, ptr %14, align 8, !tbaa !5
  call void @vl_free(ptr noundef %105)
  %106 = load i32, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #3
  ret i32 %106
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"float", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%union.anon = type { i32 }

@vl_infinity_f = external hidden local_unnamed_addr constant %union.anon, align 4

declare ptr @vl_malloc(i64 noundef) local_unnamed_addr #0

declare void @vl_free(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @vl_pgm_write(ptr noundef, ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @vl_pgm_write_f(ptr noundef %0, ptr nocapture noundef readonly %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #1 {
  %5 = load float, ptr @vl_infinity_f, align 4, !tbaa !5
  %6 = sext i32 %2 to i64
  %7 = shl nsw i64 %6, 2
  %8 = sext i32 %3 to i64
  %9 = mul i64 %7, %8
  %10 = tail call ptr @vl_malloc(i64 noundef %9) #2
  %11 = mul nsw i32 %3, %2
  %12 = icmp sgt i32 %11, 0
  br i1 %12, label %.lr.ph.preheader, label %._crit_edge48

.lr.ph.preheader:                                 ; preds = %4
  %13 = fneg float %5
  %wide.trip.count = zext nneg i32 %11 to i64
  %xtraiter = and i64 %wide.trip.count, 1
  %14 = icmp eq i32 %11, 1
  br i1 %14, label %._crit_edge.unr-lcssa, label %.lr.ph.preheader.new

.lr.ph.preheader.new:                             ; preds = %.lr.ph.preheader
  %unroll_iter = and i64 %wide.trip.count, 2147483646
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader.new
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader.new ], [ %indvars.iv.next.1, %.lr.ph ]
  %.03541 = phi float [ %13, %.lr.ph.preheader.new ], [ %24, %.lr.ph ]
  %.03640 = phi float [ %5, %.lr.ph.preheader.new ], [ %.036..1, %.lr.ph ]
  %niter = phi i64 [ 0, %.lr.ph.preheader.new ], [ %niter.next.1, %.lr.ph ]
  %15 = getelementptr inbounds float, ptr %1, i64 %indvars.iv
  %16 = load float, ptr %15, align 4, !tbaa !8
  %17 = fcmp olt float %.03640, %16
  %.036. = select i1 %17, float %.03640, float %16
  %18 = fcmp ogt float %.03541, %16
  %19 = select i1 %18, float %.03541, float %16
  %indvars.iv.next = or disjoint i64 %indvars.iv, 1
  %20 = getelementptr inbounds float, ptr %1, i64 %indvars.iv.next
  %21 = load float, ptr %20, align 4, !tbaa !8
  %22 = fcmp olt float %.036., %21
  %.036..1 = select i1 %22, float %.036., float %21
  %23 = fcmp ogt float %19, %21
  %24 = select i1 %23, float %19, float %21
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 2
  %niter.next.1 = add i64 %niter, 2
  %niter.ncmp.1 = icmp eq i64 %niter.next.1, %unroll_iter
  br i1 %niter.ncmp.1, label %._crit_edge.unr-lcssa, label %.lr.ph, !llvm.loop !10

._crit_edge.unr-lcssa:                            ; preds = %.lr.ph, %.lr.ph.preheader
  %.036..lcssa.ph = phi float [ poison, %.lr.ph.preheader ], [ %.036..1, %.lr.ph ]
  %.lcssa.ph = phi float [ poison, %.lr.ph.preheader ], [ %24, %.lr.ph ]
  %indvars.iv.unr = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next.1, %.lr.ph ]
  %.03541.unr = phi float [ %13, %.lr.ph.preheader ], [ %24, %.lr.ph ]
  %.03640.unr = phi float [ %5, %.lr.ph.preheader ], [ %.036..1, %.lr.ph ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge, label %.lr.ph.epil

.lr.ph.epil:                                      ; preds = %._crit_edge.unr-lcssa
  %25 = getelementptr inbounds float, ptr %1, i64 %indvars.iv.unr
  %26 = load float, ptr %25, align 4, !tbaa !8
  %27 = fcmp olt float %.03640.unr, %26
  %.036..epil = select i1 %27, float %.03640.unr, float %26
  %28 = fcmp ogt float %.03541.unr, %26
  %29 = select i1 %28, float %.03541.unr, float %26
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.unr-lcssa, %.lr.ph.epil
  %.036..lcssa = phi float [ %.036..lcssa.ph, %._crit_edge.unr-lcssa ], [ %.036..epil, %.lr.ph.epil ]
  %.lcssa = phi float [ %.lcssa.ph, %._crit_edge.unr-lcssa ], [ %29, %.lr.ph.epil ]
  %30 = fsub float %.lcssa, %.036..lcssa
  %31 = fadd float %30, 0x3E80000000000000
  %32 = fdiv float 2.550000e+02, %31
  br i1 %12, label %.lr.ph47.preheader, label %._crit_edge48

.lr.ph47.preheader:                               ; preds = %._crit_edge
  %wide.trip.count53 = zext nneg i32 %11 to i64
  %min.iters.check = icmp ult i32 %11, 8
  br i1 %min.iters.check, label %.lr.ph47.preheader61, label %vector.memcheck

vector.memcheck:                                  ; preds = %.lr.ph47.preheader
  %scevgep = getelementptr i8, ptr %10, i64 %wide.trip.count
  %33 = shl nuw nsw i64 %wide.trip.count, 2
  %scevgep57 = getelementptr i8, ptr %1, i64 %33
  %bound0 = icmp ult ptr %10, %scevgep57
  %bound1 = icmp ugt ptr %scevgep, %1
  %found.conflict = and i1 %bound0, %bound1
  br i1 %found.conflict, label %.lr.ph47.preheader61, label %vector.ph

vector.ph:                                        ; preds = %vector.memcheck
  %n.vec = and i64 %wide.trip.count, 2147483640
  %broadcast.splatinsert = insertelement <4 x float> poison, float %.036..lcssa, i64 0
  %broadcast.splat = shufflevector <4 x float> %broadcast.splatinsert, <4 x float> poison, <4 x i32> zeroinitializer
  %broadcast.splatinsert59 = insertelement <4 x float> poison, float %32, i64 0
  %broadcast.splat60 = shufflevector <4 x float> %broadcast.splatinsert59, <4 x float> poison, <4 x i32> zeroinitializer
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %34 = getelementptr inbounds float, ptr %1, i64 %index
  %35 = getelementptr inbounds i8, ptr %34, i64 16
  %wide.load = load <4 x float>, ptr %34, align 4, !tbaa !8, !alias.scope !12
  %wide.load58 = load <4 x float>, ptr %35, align 4, !tbaa !8, !alias.scope !12
  %36 = fsub <4 x float> %wide.load, %broadcast.splat
  %37 = fsub <4 x float> %wide.load58, %broadcast.splat
  %38 = fmul <4 x float> %broadcast.splat60, %36
  %39 = fmul <4 x float> %broadcast.splat60, %37
  %40 = fptoui <4 x float> %38 to <4 x i8>
  %41 = fptoui <4 x float> %39 to <4 x i8>
  %42 = getelementptr inbounds i8, ptr %10, i64 %index
  %43 = getelementptr inbounds i8, ptr %42, i64 4
  store <4 x i8> %40, ptr %42, align 1, !tbaa !5, !alias.scope !15, !noalias !12
  store <4 x i8> %41, ptr %43, align 1, !tbaa !5, !alias.scope !15, !noalias !12
  %index.next = add nuw i64 %index, 8
  %44 = icmp eq i64 %index.next, %n.vec
  br i1 %44, label %middle.block, label %vector.body, !llvm.loop !17

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %n.vec, %wide.trip.count
  br i1 %cmp.n, label %._crit_edge48, label %.lr.ph47.preheader61

.lr.ph47.preheader61:                             ; preds = %middle.block, %vector.memcheck, %.lr.ph47.preheader
  %indvars.iv50.ph = phi i64 [ 0, %vector.memcheck ], [ 0, %.lr.ph47.preheader ], [ %n.vec, %middle.block ]
  %xtraiter64 = and i64 %wide.trip.count, 1
  %lcmp.mod65.not = icmp eq i64 %xtraiter64, 0
  br i1 %lcmp.mod65.not, label %.lr.ph47.prol.loopexit, label %.lr.ph47.prol

.lr.ph47.prol:                                    ; preds = %.lr.ph47.preheader61
  %45 = getelementptr inbounds float, ptr %1, i64 %indvars.iv50.ph
  %46 = load float, ptr %45, align 4, !tbaa !8
  %47 = fsub float %46, %.036..lcssa
  %48 = fmul float %32, %47
  %49 = fptoui float %48 to i8
  %50 = getelementptr inbounds i8, ptr %10, i64 %indvars.iv50.ph
  store i8 %49, ptr %50, align 1, !tbaa !5
  %indvars.iv.next51.prol = or disjoint i64 %indvars.iv50.ph, 1
  br label %.lr.ph47.prol.loopexit

.lr.ph47.prol.loopexit:                           ; preds = %.lr.ph47.prol, %.lr.ph47.preheader61
  %indvars.iv50.unr = phi i64 [ %indvars.iv50.ph, %.lr.ph47.preheader61 ], [ %indvars.iv.next51.prol, %.lr.ph47.prol ]
  %51 = add nsw i64 %wide.trip.count, -1
  %52 = icmp eq i64 %indvars.iv50.ph, %51
  br i1 %52, label %._crit_edge48, label %.lr.ph47

.lr.ph47:                                         ; preds = %.lr.ph47.prol.loopexit, %.lr.ph47
  %indvars.iv50 = phi i64 [ %indvars.iv.next51.1, %.lr.ph47 ], [ %indvars.iv50.unr, %.lr.ph47.prol.loopexit ]
  %53 = getelementptr inbounds float, ptr %1, i64 %indvars.iv50
  %54 = load float, ptr %53, align 4, !tbaa !8
  %55 = fsub float %54, %.036..lcssa
  %56 = fmul float %32, %55
  %57 = fptoui float %56 to i8
  %58 = getelementptr inbounds i8, ptr %10, i64 %indvars.iv50
  store i8 %57, ptr %58, align 1, !tbaa !5
  %indvars.iv.next51 = add nuw nsw i64 %indvars.iv50, 1
  %59 = getelementptr inbounds float, ptr %1, i64 %indvars.iv.next51
  %60 = load float, ptr %59, align 4, !tbaa !8
  %61 = fsub float %60, %.036..lcssa
  %62 = fmul float %32, %61
  %63 = fptoui float %62 to i8
  %64 = getelementptr inbounds i8, ptr %10, i64 %indvars.iv.next51
  store i8 %63, ptr %64, align 1, !tbaa !5
  %indvars.iv.next51.1 = add nuw nsw i64 %indvars.iv50, 2
  %exitcond54.not.1 = icmp eq i64 %indvars.iv.next51.1, %wide.trip.count53
  br i1 %exitcond54.not.1, label %._crit_edge48, label %.lr.ph47, !llvm.loop !20

._crit_edge48:                                    ; preds = %.lr.ph47.prol.loopexit, %.lr.ph47, %middle.block, %4, %._crit_edge
  %65 = tail call i32 @vl_pgm_write(ptr noundef %0, ptr noundef %10, i32 noundef %2, i32 noundef %3)
  tail call void @vl_free(ptr noundef %10) #2
  ret i32 %65
}

attributes #0 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"float", !6, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = !{!13}
!13 = distinct !{!13, !14}
!14 = distinct !{!14, !"LVerDomain"}
!15 = !{!16}
!16 = distinct !{!16, !14}
!17 = distinct !{!17, !11, !18, !19}
!18 = !{!"llvm.loop.isvectorized", i32 1}
!19 = !{!"llvm.loop.unroll.runtime.disable"}
!20 = distinct !{!20, !11, !18}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass