; LLVM IR from tangjz/acm-icpc :: codeforces/complete (300C)

; 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"

@a = external dso_local global i32, align 4
@b = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@tot = external dso_local global i32, align 4
@sum = external dso_local global [101 x i32], align 16
@inv = external dso_local global [1000001 x i32], align 16
@fact = external dso_local global [1000001 x i32], align 16
@ans = external dso_local global i32, align 4
@.str = external hidden unnamed_addr constant [7 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsii(i32 noundef, i32 noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #1 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @a, ptr noundef @b, ptr noundef @n)
  store i32 1, ptr getelementptr inbounds ([1000001 x i32], ptr @inv, i64 0, i64 1), align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 2, ptr %2, align 4, !tbaa !5
  br label %7

7:                                                ; preds = %29, %0
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = load i32, ptr @n, align 4, !tbaa !5
  %10 = icmp sle i32 %8, %9
  br i1 %10, label %12, label %11

11:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  br label %32

12:                                               ; preds = %7
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = sdiv i32 1000000007, %13
  %15 = sub nsw i32 1000000007, %14
  %16 = sext i32 %15 to i64
  %17 = load i32, ptr %2, align 4, !tbaa !5
  %18 = srem i32 1000000007, %17
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %19
  %21 = load i32, ptr %20, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = mul nsw i64 %16, %22
  %24 = srem i64 %23, 1000000007
  %25 = trunc i64 %24 to i32
  %26 = load i32, ptr %2, align 4, !tbaa !5
  %27 = sext i32 %26 to i64
  %28 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %27
  store i32 %25, ptr %28, align 4, !tbaa !5
  br label %29

29:                                               ; preds = %12
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %2, align 4, !tbaa !5
  br label %7, !llvm.loop !9

32:                                               ; preds = %11
  store i32 1, ptr @fact, align 16, !tbaa !5
  store i32 1, ptr @inv, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %33

33:                                               ; preds = %70, %32
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = load i32, ptr @n, align 4, !tbaa !5
  %36 = icmp sle i32 %34, %35
  br i1 %36, label %38, label %37

37:                                               ; preds = %33
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %73

38:                                               ; preds = %33
  %39 = load i32, ptr %3, align 4, !tbaa !5
  %40 = sub nsw i32 %39, 1
  %41 = sext i32 %40 to i64
  %42 = getelementptr inbounds [1000001 x i32], ptr @fact, i64 0, i64 %41
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = load i32, ptr %3, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = mul nsw i64 %44, %46
  %48 = srem i64 %47, 1000000007
  %49 = trunc i64 %48 to i32
  %50 = load i32, ptr %3, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds [1000001 x i32], ptr @fact, i64 0, i64 %51
  store i32 %49, ptr %52, align 4, !tbaa !5
  %53 = load i32, ptr %3, align 4, !tbaa !5
  %54 = sext i32 %53 to i64
  %55 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %54
  %56 = load i32, ptr %55, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = load i32, ptr %3, align 4, !tbaa !5
  %59 = sub nsw i32 %58, 1
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %60
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = mul nsw i64 %57, %63
  %65 = srem i64 %64, 1000000007
  %66 = trunc i64 %65 to i32
  %67 = load i32, ptr %3, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %68
  store i32 %66, ptr %69, align 4, !tbaa !5
  br label %70

70:                                               ; preds = %38
  %71 = load i32, ptr %3, align 4, !tbaa !5
  %72 = add nsw i32 %71, 1
  store i32 %72, ptr %3, align 4, !tbaa !5
  br label %33, !llvm.loop !11

73:                                               ; preds = %37
  call void @_Z3dfsii(i32 noundef 0, i32 noundef 0)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %74

74:                                               ; preds = %138, %73
  %75 = load i32, ptr %4, align 4, !tbaa !5
  %76 = load i32, ptr @tot, align 4, !tbaa !5
  %77 = icmp slt i32 %75, %76
  br i1 %77, label %79, label %78

78:                                               ; preds = %74
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %141

79:                                               ; preds = %74
  %80 = load i32, ptr %4, align 4, !tbaa !5
  %81 = sext i32 %80 to i64
  %82 = getelementptr inbounds [101 x i32], ptr @sum, i64 0, i64 %81
  %83 = load i32, ptr %82, align 4, !tbaa !5
  %84 = load i32, ptr @n, align 4, !tbaa !5
  %85 = load i32, ptr @a, align 4, !tbaa !5
  %86 = mul nsw i32 %84, %85
  %87 = sub nsw i32 %83, %86
  %88 = load i32, ptr @b, align 4, !tbaa !5
  %89 = load i32, ptr @a, align 4, !tbaa !5
  %90 = sub nsw i32 %88, %89
  %91 = srem i32 %87, %90
  %92 = icmp eq i32 %91, 0
  br i1 %92, label %93, label %137

93:                                               ; preds = %79
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  %94 = load i32, ptr %4, align 4, !tbaa !5
  %95 = sext i32 %94 to i64
  %96 = getelementptr inbounds [101 x i32], ptr @sum, i64 0, i64 %95
  %97 = load i32, ptr %96, align 4, !tbaa !5
  %98 = load i32, ptr @n, align 4, !tbaa !5
  %99 = load i32, ptr @a, align 4, !tbaa !5
  %100 = mul nsw i32 %98, %99
  %101 = sub nsw i32 %97, %100
  %102 = load i32, ptr @b, align 4, !tbaa !5
  %103 = load i32, ptr @a, align 4, !tbaa !5
  %104 = sub nsw i32 %102, %103
  %105 = sdiv i32 %101, %104
  store i32 %105, ptr %5, align 4, !tbaa !5
  %106 = load i32, ptr @n, align 4, !tbaa !5
  %107 = sext i32 %106 to i64
  %108 = getelementptr inbounds [1000001 x i32], ptr @fact, i64 0, i64 %107
  %109 = load i32, ptr %108, align 4, !tbaa !5
  %110 = sext i32 %109 to i64
  %111 = load i32, ptr %5, align 4, !tbaa !5
  %112 = sext i32 %111 to i64
  %113 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %112
  %114 = load i32, ptr %113, align 4, !tbaa !5
  %115 = sext i32 %114 to i64
  %116 = mul nsw i64 %110, %115
  %117 = srem i64 %116, 1000000007
  %118 = load i32, ptr @n, align 4, !tbaa !5
  %119 = load i32, ptr %5, align 4, !tbaa !5
  %120 = sub nsw i32 %118, %119
  %121 = sext i32 %120 to i64
  %122 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %121
  %123 = load i32, ptr %122, align 4, !tbaa !5
  %124 = sext i32 %123 to i64
  %125 = mul nsw i64 %117, %124
  %126 = srem i64 %125, 1000000007
  %127 = load i32, ptr @ans, align 4, !tbaa !5
  %128 = sext i32 %127 to i64
  %129 = add nsw i64 %128, %126
  %130 = trunc i64 %129 to i32
  store i32 %130, ptr @ans, align 4, !tbaa !5
  %131 = load i32, ptr @ans, align 4, !tbaa !5
  %132 = icmp sge i32 %131, 1000000007
  br i1 %132, label %133, label %136

133:                                              ; preds = %93
  %134 = load i32, ptr @ans, align 4, !tbaa !5
  %135 = sub nsw i32 %134, 1000000007
  store i32 %135, ptr @ans, align 4, !tbaa !5
  br label %136

136:                                              ; preds = %133, %93
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %137

137:                                              ; preds = %136, %79
  br label %138

138:                                              ; preds = %137
  %139 = load i32, ptr %4, align 4, !tbaa !5
  %140 = add nsw i32 %139, 1
  store i32 %140, ptr %4, align 4, !tbaa !5
  br label %74, !llvm.loop !12

141:                                              ; preds = %78
  %142 = load i32, ptr @ans, align 4, !tbaa !5
  %143 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef %142)
  ret i32 0
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

declare i32 @printf(ptr noundef, ...) #2

attributes #0 = { mustprogress 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 #1 = { mustprogress norecurse 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 = { "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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


; 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"

@a = external dso_local global i32, align 4
@b = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@tot = external dso_local local_unnamed_addr global i32, align 4
@sum = external dso_local local_unnamed_addr global [101 x i32], align 16
@inv = external dso_local local_unnamed_addr global [1000001 x i32], align 16
@fact = external dso_local local_unnamed_addr global [1000001 x i32], align 16
@ans = external dso_local local_unnamed_addr global i32, align 4
@.str = external hidden unnamed_addr constant [7 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 {
  %1 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @a, ptr noundef nonnull @b, ptr noundef nonnull @n)
  store i32 1, ptr getelementptr inbounds (i8, ptr @inv, i64 4), align 4, !tbaa !5
  %2 = load i32, ptr @n, align 4, !tbaa !5
  %.not23 = icmp slt i32 %2, 2
  br i1 %.not23, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %0
  %3 = add nuw i32 %2, 1
  %wide.trip.count = zext i32 %3 to i64
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %0
  store i32 1, ptr @fact, align 16, !tbaa !5
  store i32 1, ptr @inv, align 16, !tbaa !5
  %.not2225 = icmp slt i32 %2, 1
  br i1 %.not2225, label %._crit_edge29, label %.lr.ph28.preheader

.lr.ph28.preheader:                               ; preds = %._crit_edge
  %4 = add nuw i32 %2, 1
  %wide.trip.count41 = zext i32 %4 to i64
  br label %.lr.ph28

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 2, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %5 = trunc nuw nsw i64 %indvars.iv to i32
  %6 = udiv i32 1000000007, %5
  %7 = sub nuw nsw i32 1000000007, %6
  %8 = zext nneg i32 %7 to i64
  %9 = urem i32 1000000007, %5
  %10 = zext nneg i32 %9 to i64
  %11 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %10
  %12 = load i32, ptr %11, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = mul nsw i64 %13, %8
  %15 = srem i64 %14, 1000000007
  %16 = trunc nsw i64 %15 to i32
  %17 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %indvars.iv
  store i32 %16, ptr %17, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge29:                                    ; preds = %.lr.ph28, %._crit_edge
  tail call void @_Z3dfsii(i32 noundef 0, i32 noundef 0)
  %18 = load i32, ptr @tot, align 4, !tbaa !5
  %19 = icmp sgt i32 %18, 0
  %ans.promoted = load i32, ptr @ans, align 4, !tbaa !5
  br i1 %19, label %.lr.ph35, label %._crit_edge36

.lr.ph35:                                         ; preds = %._crit_edge29
  %20 = load i32, ptr @n, align 4, !tbaa !5
  %21 = load i32, ptr @a, align 4, !tbaa !5
  %22 = mul nsw i32 %21, %20
  %23 = load i32, ptr @b, align 4, !tbaa !5
  %24 = sub nsw i32 %23, %21
  %25 = sext i32 %20 to i64
  %26 = getelementptr inbounds [1000001 x i32], ptr @fact, i64 0, i64 %25
  %wide.trip.count46 = zext nneg i32 %18 to i64
  br label %41

.lr.ph28:                                         ; preds = %.lr.ph28.preheader, %.lr.ph28
  %27 = phi i64 [ 1, %.lr.ph28.preheader ], [ %37, %.lr.ph28 ]
  %28 = phi i64 [ 1, %.lr.ph28.preheader ], [ %30, %.lr.ph28 ]
  %indvars.iv38 = phi i64 [ 1, %.lr.ph28.preheader ], [ %indvars.iv.next39, %.lr.ph28 ]
  %29 = mul nsw i64 %28, %indvars.iv38
  %30 = srem i64 %29, 1000000007
  %31 = trunc nsw i64 %30 to i32
  %32 = getelementptr inbounds [1000001 x i32], ptr @fact, i64 0, i64 %indvars.iv38
  store i32 %31, ptr %32, align 4, !tbaa !5
  %33 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %indvars.iv38
  %34 = load i32, ptr %33, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = mul nsw i64 %27, %35
  %37 = srem i64 %36, 1000000007
  %38 = trunc nsw i64 %37 to i32
  store i32 %38, ptr %33, align 4, !tbaa !5
  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
  %exitcond42.not = icmp eq i64 %indvars.iv.next39, %wide.trip.count41
  br i1 %exitcond42.not, label %._crit_edge29, label %.lr.ph28, !llvm.loop !11

._crit_edge36:                                    ; preds = %68, %._crit_edge29
  %39 = phi i32 [ %ans.promoted, %._crit_edge29 ], [ %spec.select30, %68 ]
  %40 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %39)
  ret i32 0

41:                                               ; preds = %.lr.ph35, %68
  %indvars.iv43 = phi i64 [ 0, %.lr.ph35 ], [ %indvars.iv.next44, %68 ]
  %spec.select3132 = phi i32 [ %ans.promoted, %.lr.ph35 ], [ %spec.select30, %68 ]
  %42 = getelementptr inbounds [101 x i32], ptr @sum, i64 0, i64 %indvars.iv43
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = sub nsw i32 %43, %22
  %45 = srem i32 %44, %24
  %46 = sdiv i32 %44, %24
  %47 = icmp eq i32 %45, 0
  br i1 %47, label %48, label %68

48:                                               ; preds = %41
  %49 = load i32, ptr %26, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = sext i32 %46 to i64
  %52 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %51
  %53 = load i32, ptr %52, align 4, !tbaa !5
  %54 = sext i32 %53 to i64
  %55 = mul nsw i64 %54, %50
  %56 = srem i64 %55, 1000000007
  %57 = sub nsw i32 %20, %46
  %58 = sext i32 %57 to i64
  %59 = getelementptr inbounds [1000001 x i32], ptr @inv, i64 0, i64 %58
  %60 = load i32, ptr %59, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = mul nsw i64 %56, %61
  %63 = srem i64 %62, 1000000007
  %64 = trunc nsw i64 %63 to i32
  %65 = add i32 %spec.select3132, %64
  %66 = icmp sgt i32 %65, 1000000006
  %67 = add nsw i32 %65, -1000000007
  %spec.select = select i1 %66, i32 %67, i32 %65
  store i32 %spec.select, ptr @ans, align 4, !tbaa !5
  br label %68

68:                                               ; preds = %41, %48
  %spec.select30 = phi i32 [ %spec.select3132, %41 ], [ %spec.select, %48 ]
  %indvars.iv.next44 = add nuw nsw i64 %indvars.iv43, 1
  %exitcond47.not = icmp eq i64 %indvars.iv.next44, %wide.trip.count46
  br i1 %exitcond47.not, label %._crit_edge36, label %41, !llvm.loop !12
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

attributes #0 = { mustprogress 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 #1 = { mustprogress norecurse 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 = { nofree nounwind "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" }

!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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


; Effective O3 passes: BDCEPass,DivRemPairsPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass