; LLVM IR from specinfo-ua/UAPKI :: library/uapkif/src/asn1 (per_decoder)

; 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"

%struct.asn_dec_rval_s = type { i32, i64 }
%struct.asn_codec_ctx_s = type { i64 }
%struct.asn_per_data_s = type { ptr, i64, i64, i64, ptr, ptr }
%struct.asn_TYPE_descriptor_s = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, ptr, i32, ptr, ptr, i32, ptr }

@.str = external hidden unnamed_addr constant [26 x i8], align 1

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

; Function Attrs: nounwind uwtable
define dso_local { i32, i64 } @uper_decode(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, i64 noundef %4, i32 noundef %5, i32 noundef %6) #1 {
  %8 = alloca %struct.asn_dec_rval_s, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca %struct.asn_codec_ctx_s, align 8
  %17 = alloca %struct.asn_dec_rval_s, align 8
  %18 = alloca %struct.asn_per_data_s, align 8
  %19 = alloca i32, align 4
  %20 = alloca %struct.asn_dec_rval_s, align 8
  store ptr %0, ptr %9, align 8, !tbaa !5
  store ptr %1, ptr %10, align 8, !tbaa !5
  store ptr %2, ptr %11, align 8, !tbaa !5
  store ptr %3, ptr %12, align 8, !tbaa !5
  store i64 %4, ptr %13, align 8, !tbaa !9
  store i32 %5, ptr %14, align 4, !tbaa !11
  store i32 %6, ptr %15, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.start.p0(i64 16, ptr %17) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr %18) #5
  %21 = load i32, ptr %14, align 4, !tbaa !11
  %22 = icmp slt i32 %21, 0
  br i1 %22, label %38, label %23

23:                                               ; preds = %7
  %24 = load i32, ptr %14, align 4, !tbaa !11
  %25 = icmp sgt i32 %24, 7
  br i1 %25, label %38, label %26

26:                                               ; preds = %23
  %27 = load i32, ptr %15, align 4, !tbaa !11
  %28 = icmp slt i32 %27, 0
  br i1 %28, label %38, label %29

29:                                               ; preds = %26
  %30 = load i32, ptr %15, align 4, !tbaa !11
  %31 = icmp sgt i32 %30, 7
  br i1 %31, label %38, label %32

32:                                               ; preds = %29
  %33 = load i32, ptr %15, align 4, !tbaa !11
  %34 = icmp sgt i32 %33, 0
  br i1 %34, label %35, label %44

35:                                               ; preds = %32
  %36 = load i64, ptr %13, align 8, !tbaa !9
  %37 = icmp ne i64 %36, 0
  br i1 %37, label %44, label %38

38:                                               ; preds = %35, %29, %26, %23, %7
  br label %39

39:                                               ; preds = %38
  %40 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %8, i32 0, i32 0
  store i32 2, ptr %40, align 8, !tbaa !13
  %41 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %8, i32 0, i32 1
  store i64 0, ptr %41, align 8, !tbaa !15
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 82, i32 noundef 102, ptr noundef null)
  store i32 1, ptr %19, align 4
  br label %124

42:                                               ; No predecessors!
  br label %43

43:                                               ; preds = %42
  br label %44

44:                                               ; preds = %43, %35, %32
  %45 = load ptr, ptr %9, align 8, !tbaa !5
  %46 = icmp ne ptr %45, null
  br i1 %46, label %47, label %55

47:                                               ; preds = %44
  %48 = load ptr, ptr %9, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.asn_codec_ctx_s, ptr %48, i32 0, i32 0
  %50 = load i64, ptr %49, align 8, !tbaa !16
  %51 = icmp ne i64 %50, 0
  br i1 %51, label %52, label %54

52:                                               ; preds = %47
  %53 = load ptr, ptr %9, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %16, ptr align 8 %53, i64 8, i1 false), !tbaa.struct !18
  store ptr %16, ptr %9, align 8, !tbaa !5
  br label %54

54:                                               ; preds = %52, %47
  br label %57

55:                                               ; preds = %44
  call void @llvm.memset.p0.i64(ptr align 8 %16, i8 0, i64 8, i1 false)
  %56 = getelementptr inbounds %struct.asn_codec_ctx_s, ptr %16, i32 0, i32 0
  store i64 30000, ptr %56, align 8, !tbaa !16
  store ptr %16, ptr %9, align 8, !tbaa !5
  br label %57

57:                                               ; preds = %55, %54
  call void @llvm.memset.p0.i64(ptr align 8 %18, i8 0, i64 48, i1 false)
  %58 = load ptr, ptr %12, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct.asn_per_data_s, ptr %18, i32 0, i32 0
  store ptr %58, ptr %59, align 8, !tbaa !19
  %60 = load i32, ptr %14, align 4, !tbaa !11
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds %struct.asn_per_data_s, ptr %18, i32 0, i32 1
  store i64 %61, ptr %62, align 8, !tbaa !21
  %63 = load i64, ptr %13, align 8, !tbaa !9
  %64 = mul i64 8, %63
  %65 = load i32, ptr %15, align 4, !tbaa !11
  %66 = sext i32 %65 to i64
  %67 = sub i64 %64, %66
  %68 = getelementptr inbounds %struct.asn_per_data_s, ptr %18, i32 0, i32 2
  store i64 %67, ptr %68, align 8, !tbaa !22
  %69 = getelementptr inbounds %struct.asn_per_data_s, ptr %18, i32 0, i32 1
  %70 = load i64, ptr %69, align 8, !tbaa !21
  %71 = getelementptr inbounds %struct.asn_per_data_s, ptr %18, i32 0, i32 2
  %72 = load i64, ptr %71, align 8, !tbaa !22
  %73 = icmp ugt i64 %70, %72
  br i1 %73, label %74, label %80

74:                                               ; preds = %57
  br label %75

75:                                               ; preds = %74
  %76 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %8, i32 0, i32 0
  store i32 2, ptr %76, align 8, !tbaa !13
  %77 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %8, i32 0, i32 1
  store i64 0, ptr %77, align 8, !tbaa !15
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 107, i32 noundef 102, ptr noundef null)
  store i32 1, ptr %19, align 4
  br label %124

78:                                               ; No predecessors!
  br label %79

79:                                               ; preds = %78
  br label %80

80:                                               ; preds = %79, %57
  %81 = load ptr, ptr %10, align 8, !tbaa !5
  %82 = getelementptr inbounds %struct.asn_TYPE_descriptor_s, ptr %81, i32 0, i32 9
  %83 = load ptr, ptr %82, align 8, !tbaa !23
  %84 = icmp ne ptr %83, null
  br i1 %84, label %91, label %85

85:                                               ; preds = %80
  br label %86

86:                                               ; preds = %85
  %87 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %8, i32 0, i32 0
  store i32 2, ptr %87, align 8, !tbaa !13
  %88 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %8, i32 0, i32 1
  store i64 0, ptr %88, align 8, !tbaa !15
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 114, i32 noundef 102, ptr noundef null)
  store i32 1, ptr %19, align 4
  br label %124

89:                                               ; No predecessors!
  br label %90

90:                                               ; preds = %89
  br label %91

91:                                               ; preds = %90, %80
  call void @llvm.lifetime.start.p0(i64 16, ptr %20) #5
  %92 = load ptr, ptr %10, align 8, !tbaa !5
  %93 = getelementptr inbounds %struct.asn_TYPE_descriptor_s, ptr %92, i32 0, i32 9
  %94 = load ptr, ptr %93, align 8, !tbaa !23
  %95 = load ptr, ptr %9, align 8, !tbaa !5
  %96 = load ptr, ptr %10, align 8, !tbaa !5
  %97 = load ptr, ptr %11, align 8, !tbaa !5
  %98 = call { i32, i64 } %94(ptr noundef %95, ptr noundef %96, ptr noundef null, ptr noundef %97, ptr noundef %18)
  %99 = getelementptr inbounds { i32, i64 }, ptr %20, i32 0, i32 0
  %100 = extractvalue { i32, i64 } %98, 0
  store i32 %100, ptr %99, align 8
  %101 = getelementptr inbounds { i32, i64 }, ptr %20, i32 0, i32 1
  %102 = extractvalue { i32, i64 } %98, 1
  store i64 %102, ptr %101, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %17, ptr align 8 %20, i64 16, i1 false), !tbaa.struct !25
  call void @llvm.lifetime.end.p0(i64 16, ptr %20) #5
  %103 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %17, i32 0, i32 0
  %104 = load i32, ptr %103, align 8, !tbaa !13
  %105 = icmp eq i32 %104, 0
  br i1 %105, label %106, label %121

106:                                              ; preds = %91
  %107 = getelementptr inbounds %struct.asn_per_data_s, ptr %18, i32 0, i32 0
  %108 = load ptr, ptr %107, align 8, !tbaa !19
  %109 = load ptr, ptr %12, align 8, !tbaa !5
  %110 = ptrtoint ptr %108 to i64
  %111 = ptrtoint ptr %109 to i64
  %112 = sub i64 %110, %111
  %113 = shl i64 %112, 3
  %114 = getelementptr inbounds %struct.asn_per_data_s, ptr %18, i32 0, i32 1
  %115 = load i64, ptr %114, align 8, !tbaa !21
  %116 = add i64 %113, %115
  %117 = load i32, ptr %14, align 4, !tbaa !11
  %118 = sext i32 %117 to i64
  %119 = sub i64 %116, %118
  %120 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %17, i32 0, i32 1
  store i64 %119, ptr %120, align 8, !tbaa !15
  br label %123

121:                                              ; preds = %91
  %122 = getelementptr inbounds %struct.asn_dec_rval_s, ptr %17, i32 0, i32 1
  store i64 0, ptr %122, align 8, !tbaa !15
  br label %123

123:                                              ; preds = %121, %106
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %8, ptr align 8 %17, i64 16, i1 false), !tbaa.struct !25
  store i32 1, ptr %19, align 4
  br label %124

124:                                              ; preds = %123, %86, %75, %39
  call void @llvm.lifetime.end.p0(i64 48, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  %125 = load { i32, i64 }, ptr %8, align 8
  ret { i32, i64 } %125
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

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

declare void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 #4 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { 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 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !12, i64 0}
!14 = !{!"asn_dec_rval_s", !12, i64 0, !10, i64 8}
!15 = !{!14, !10, i64 8}
!16 = !{!17, !10, i64 0}
!17 = !{!"asn_codec_ctx_s", !10, i64 0}
!18 = !{i64 0, i64 8, !9}
!19 = !{!20, !6, i64 0}
!20 = !{!"asn_per_data_s", !6, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !6, i64 32, !6, i64 40}
!21 = !{!20, !10, i64 8}
!22 = !{!20, !10, i64 16}
!23 = !{!24, !6, i64 72}
!24 = !{!"asn_TYPE_descriptor_s", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !12, i64 104, !6, i64 112, !12, i64 120, !6, i64 128, !6, i64 136, !12, i64 144, !6, i64 152}
!25 = !{i64 0, i64 4, !11, i64 8, i64 8, !9}


; 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"

%struct.asn_codec_ctx_s = type { i64 }
%struct.asn_per_data_s = type { ptr, i64, i64, i64, ptr, ptr }

@.str = external hidden unnamed_addr constant [26 x i8], align 1

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

; Function Attrs: nounwind uwtable
define dso_local { i32, i64 } @uper_decode(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, i64 noundef %4, i32 noundef %5, i32 noundef %6) local_unnamed_addr #1 {
  %8 = alloca %struct.asn_codec_ctx_s, align 8
  %9 = alloca %struct.asn_per_data_s, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %9) #4
  %10 = or i32 %6, %5
  %or.cond5.not = icmp ult i32 %10, 8
  br i1 %or.cond5.not, label %11, label %14

11:                                               ; preds = %7
  %12 = icmp eq i32 %6, 0
  %13 = icmp ne i64 %4, 0
  %or.cond7 = or i1 %13, %12
  br i1 %or.cond7, label %15, label %14

14:                                               ; preds = %7, %11
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 82, i32 noundef 102, ptr noundef null) #4
  br label %47

15:                                               ; preds = %11
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %19, label %16

16:                                               ; preds = %15
  %17 = load i64, ptr %0, align 8, !tbaa !5
  %.not35 = icmp eq i64 %17, 0
  br i1 %.not35, label %20, label %18

18:                                               ; preds = %16
  store i64 %17, ptr %8, align 8, !tbaa !5
  br label %20

19:                                               ; preds = %15
  store i64 30000, ptr %8, align 8, !tbaa !9
  br label %20

20:                                               ; preds = %16, %18, %19
  %.0 = phi ptr [ %8, %18 ], [ %0, %16 ], [ %8, %19 ]
  %21 = getelementptr inbounds i8, ptr %9, i64 24
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %21, i8 0, i64 24, i1 false)
  store ptr %3, ptr %9, align 8, !tbaa !11
  %22 = zext nneg i32 %5 to i64
  %23 = getelementptr inbounds i8, ptr %9, i64 8
  store i64 %22, ptr %23, align 8, !tbaa !14
  %24 = shl i64 %4, 3
  %25 = zext nneg i32 %6 to i64
  %26 = sub i64 %24, %25
  %27 = getelementptr inbounds i8, ptr %9, i64 16
  store i64 %26, ptr %27, align 8, !tbaa !15
  %28 = icmp ult i64 %26, %22
  br i1 %28, label %29, label %30

29:                                               ; preds = %20
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 107, i32 noundef 102, ptr noundef null) #4
  br label %47

30:                                               ; preds = %20
  %31 = getelementptr inbounds i8, ptr %1, i64 72
  %32 = load ptr, ptr %31, align 8, !tbaa !16
  %.not36 = icmp eq ptr %32, null
  br i1 %.not36, label %33, label %34

33:                                               ; preds = %30
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 114, i32 noundef 102, ptr noundef null) #4
  br label %47

34:                                               ; preds = %30
  %35 = call { i32, i64 } %32(ptr noundef nonnull %.0, ptr noundef nonnull %1, ptr noundef null, ptr noundef %2, ptr noundef nonnull %9) #4
  %36 = extractvalue { i32, i64 } %35, 0
  %37 = icmp eq i32 %36, 0
  br i1 %37, label %38, label %47

38:                                               ; preds = %34
  %39 = load ptr, ptr %9, align 8, !tbaa !11
  %40 = ptrtoint ptr %39 to i64
  %41 = ptrtoint ptr %3 to i64
  %42 = sub i64 %40, %41
  %43 = shl i64 %42, 3
  %44 = load i64, ptr %23, align 8, !tbaa !14
  %45 = sub i64 %44, %22
  %46 = add i64 %45, %43
  br label %47

47:                                               ; preds = %38, %34, %33, %29, %14
  %.sroa.028.0 = phi i32 [ 2, %14 ], [ 2, %29 ], [ 2, %33 ], [ %36, %34 ], [ 0, %38 ]
  %.sroa.630.0 = phi i64 [ 0, %14 ], [ 0, %29 ], [ 0, %33 ], [ 0, %34 ], [ %46, %38 ]
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  %.fca.0.insert = insertvalue { i32, i64 } poison, i32 %.sroa.028.0, 0
  %.fca.1.insert = insertvalue { i32, i64 } %.fca.0.insert, i64 %.sroa.630.0, 1
  ret { i32, i64 } %.fca.1.insert
}

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

declare void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"asn_codec_ctx_s", !6, i64 0}
!11 = !{!12, !13, i64 0}
!12 = !{!"asn_per_data_s", !13, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !13, i64 32, !13, i64 40}
!13 = !{!"any pointer", !7, i64 0}
!14 = !{!12, !6, i64 8}
!15 = !{!12, !6, i64 16}
!16 = !{!17, !13, i64 72}
!17 = !{!"asn_TYPE_descriptor_s", !13, i64 0, !13, i64 8, !13, i64 16, !13, i64 24, !13, i64 32, !13, i64 40, !13, i64 48, !13, i64 56, !13, i64 64, !13, i64 72, !13, i64 80, !13, i64 88, !13, i64 96, !18, i64 104, !13, i64 112, !18, i64 120, !13, i64 128, !13, i64 136, !18, i64 144, !13, i64 152}
!18 = !{!"int", !7, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,DSEPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass