; LLVM IR from niuyishuai/PDCABB :: LAPACK_BLAS/LAPACK (dpttrs)

; 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"

@.str = external hidden unnamed_addr constant [7 x i8], align 1
@c__1 = external hidden global i64, align 8
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@c_n1 = external hidden global i64, align 8

; Function Attrs: nounwind uwtable
define dso_local i32 @dpttrs_(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5, ptr noundef %6) #0 {
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca i64, align 8
  %17 = alloca i64, align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  %20 = alloca i64, align 8
  %21 = alloca i64, align 8
  %22 = alloca i64, align 8
  %23 = alloca i64, align 8
  %24 = alloca i32, align 4
  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 ptr %4, ptr %13, align 8, !tbaa !5
  store ptr %5, ptr %14, align 8, !tbaa !5
  store ptr %6, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #3
  %25 = load ptr, ptr %11, align 8, !tbaa !5
  %26 = getelementptr inbounds double, ptr %25, i32 -1
  store ptr %26, ptr %11, align 8, !tbaa !5
  %27 = load ptr, ptr %12, align 8, !tbaa !5
  %28 = getelementptr inbounds double, ptr %27, i32 -1
  store ptr %28, ptr %12, align 8, !tbaa !5
  %29 = load ptr, ptr %14, align 8, !tbaa !5
  %30 = load i64, ptr %29, align 8, !tbaa !9
  store i64 %30, ptr %16, align 8, !tbaa !9
  %31 = load i64, ptr %16, align 8, !tbaa !9
  %32 = add nsw i64 1, %31
  store i64 %32, ptr %17, align 8, !tbaa !9
  %33 = load i64, ptr %17, align 8, !tbaa !9
  %34 = load ptr, ptr %13, align 8, !tbaa !5
  %35 = sub i64 0, %33
  %36 = getelementptr inbounds double, ptr %34, i64 %35
  store ptr %36, ptr %13, align 8, !tbaa !5
  %37 = load ptr, ptr %15, align 8, !tbaa !5
  store i64 0, ptr %37, align 8, !tbaa !9
  %38 = load ptr, ptr %9, align 8, !tbaa !5
  %39 = load i64, ptr %38, align 8, !tbaa !9
  %40 = icmp slt i64 %39, 0
  br i1 %40, label %41, label %43

41:                                               ; preds = %7
  %42 = load ptr, ptr %15, align 8, !tbaa !5
  store i64 -1, ptr %42, align 8, !tbaa !9
  br label %66

43:                                               ; preds = %7
  %44 = load ptr, ptr %10, align 8, !tbaa !5
  %45 = load i64, ptr %44, align 8, !tbaa !9
  %46 = icmp slt i64 %45, 0
  br i1 %46, label %47, label %49

47:                                               ; preds = %43
  %48 = load ptr, ptr %15, align 8, !tbaa !5
  store i64 -2, ptr %48, align 8, !tbaa !9
  br label %65

49:                                               ; preds = %43
  %50 = load ptr, ptr %14, align 8, !tbaa !5
  %51 = load i64, ptr %50, align 8, !tbaa !9
  %52 = load ptr, ptr %9, align 8, !tbaa !5
  %53 = load i64, ptr %52, align 8, !tbaa !9
  %54 = icmp sge i64 1, %53
  br i1 %54, label %55, label %56

55:                                               ; preds = %49
  br label %59

56:                                               ; preds = %49
  %57 = load ptr, ptr %9, align 8, !tbaa !5
  %58 = load i64, ptr %57, align 8, !tbaa !9
  br label %59

59:                                               ; preds = %56, %55
  %60 = phi i64 [ 1, %55 ], [ %58, %56 ]
  %61 = icmp slt i64 %51, %60
  br i1 %61, label %62, label %64

62:                                               ; preds = %59
  %63 = load ptr, ptr %15, align 8, !tbaa !5
  store i64 -6, ptr %63, align 8, !tbaa !9
  br label %64

64:                                               ; preds = %62, %59
  br label %65

65:                                               ; preds = %64, %47
  br label %66

66:                                               ; preds = %65, %41
  %67 = load ptr, ptr %15, align 8, !tbaa !5
  %68 = load i64, ptr %67, align 8, !tbaa !9
  %69 = icmp ne i64 %68, 0
  br i1 %69, label %70, label %75

70:                                               ; preds = %66
  %71 = load ptr, ptr %15, align 8, !tbaa !5
  %72 = load i64, ptr %71, align 8, !tbaa !9
  %73 = sub nsw i64 0, %72
  store i64 %73, ptr %18, align 8, !tbaa !9
  %74 = call i32 @xerbla_(ptr noundef @.str, ptr noundef %18)
  store i32 0, ptr %8, align 4
  store i32 1, ptr %24, align 4
  br label %173

75:                                               ; preds = %66
  %76 = load ptr, ptr %9, align 8, !tbaa !5
  %77 = load i64, ptr %76, align 8, !tbaa !9
  %78 = icmp eq i64 %77, 0
  br i1 %78, label %83, label %79

79:                                               ; preds = %75
  %80 = load ptr, ptr %10, align 8, !tbaa !5
  %81 = load i64, ptr %80, align 8, !tbaa !9
  %82 = icmp eq i64 %81, 0
  br i1 %82, label %83, label %84

83:                                               ; preds = %79, %75
  store i32 0, ptr %8, align 4
  store i32 1, ptr %24, align 4
  br label %173

84:                                               ; preds = %79
  %85 = load ptr, ptr %10, align 8, !tbaa !5
  %86 = load i64, ptr %85, align 8, !tbaa !9
  %87 = icmp eq i64 %86, 1
  br i1 %87, label %88, label %89

88:                                               ; preds = %84
  store i64 1, ptr %23, align 8, !tbaa !9
  br label %102

89:                                               ; preds = %84
  store i64 1, ptr %18, align 8, !tbaa !9
  %90 = load ptr, ptr %9, align 8, !tbaa !5
  %91 = load ptr, ptr %10, align 8, !tbaa !5
  %92 = call i64 @ilaenv_(ptr noundef @c__1, ptr noundef @.str, ptr noundef @.str.1, ptr noundef %90, ptr noundef %91, ptr noundef @c_n1, ptr noundef @c_n1)
  store i64 %92, ptr %19, align 8, !tbaa !9
  %93 = load i64, ptr %18, align 8, !tbaa !9
  %94 = load i64, ptr %19, align 8, !tbaa !9
  %95 = icmp sge i64 %93, %94
  br i1 %95, label %96, label %98

96:                                               ; preds = %89
  %97 = load i64, ptr %18, align 8, !tbaa !9
  br label %100

98:                                               ; preds = %89
  %99 = load i64, ptr %19, align 8, !tbaa !9
  br label %100

100:                                              ; preds = %98, %96
  %101 = phi i64 [ %97, %96 ], [ %99, %98 ]
  store i64 %101, ptr %23, align 8, !tbaa !9
  br label %102

102:                                              ; preds = %100, %88
  %103 = load i64, ptr %23, align 8, !tbaa !9
  %104 = load ptr, ptr %10, align 8, !tbaa !5
  %105 = load i64, ptr %104, align 8, !tbaa !9
  %106 = icmp sge i64 %103, %105
  br i1 %106, label %107, label %119

107:                                              ; preds = %102
  %108 = load ptr, ptr %9, align 8, !tbaa !5
  %109 = load ptr, ptr %10, align 8, !tbaa !5
  %110 = load ptr, ptr %11, align 8, !tbaa !5
  %111 = getelementptr inbounds double, ptr %110, i64 1
  %112 = load ptr, ptr %12, align 8, !tbaa !5
  %113 = getelementptr inbounds double, ptr %112, i64 1
  %114 = load ptr, ptr %13, align 8, !tbaa !5
  %115 = load i64, ptr %17, align 8, !tbaa !9
  %116 = getelementptr inbounds double, ptr %114, i64 %115
  %117 = load ptr, ptr %14, align 8, !tbaa !5
  %118 = call i32 @dptts2_(ptr noundef %108, ptr noundef %109, ptr noundef %111, ptr noundef %113, ptr noundef %116, ptr noundef %117)
  br label %172

119:                                              ; preds = %102
  %120 = load ptr, ptr %10, align 8, !tbaa !5
  %121 = load i64, ptr %120, align 8, !tbaa !9
  store i64 %121, ptr %18, align 8, !tbaa !9
  %122 = load i64, ptr %23, align 8, !tbaa !9
  store i64 %122, ptr %19, align 8, !tbaa !9
  store i64 1, ptr %21, align 8, !tbaa !9
  br label %123

123:                                              ; preds = %167, %119
  %124 = load i64, ptr %19, align 8, !tbaa !9
  %125 = icmp slt i64 %124, 0
  br i1 %125, label %126, label %131

126:                                              ; preds = %123
  %127 = load i64, ptr %21, align 8, !tbaa !9
  %128 = load i64, ptr %18, align 8, !tbaa !9
  %129 = icmp sge i64 %127, %128
  %130 = zext i1 %129 to i32
  br label %136

131:                                              ; preds = %123
  %132 = load i64, ptr %21, align 8, !tbaa !9
  %133 = load i64, ptr %18, align 8, !tbaa !9
  %134 = icmp sle i64 %132, %133
  %135 = zext i1 %134 to i32
  br label %136

136:                                              ; preds = %131, %126
  %137 = phi i32 [ %130, %126 ], [ %135, %131 ]
  %138 = icmp ne i32 %137, 0
  br i1 %138, label %139, label %171

139:                                              ; preds = %136
  %140 = load ptr, ptr %10, align 8, !tbaa !5
  %141 = load i64, ptr %140, align 8, !tbaa !9
  %142 = load i64, ptr %21, align 8, !tbaa !9
  %143 = sub nsw i64 %141, %142
  %144 = add nsw i64 %143, 1
  store i64 %144, ptr %20, align 8, !tbaa !9
  %145 = load i64, ptr %20, align 8, !tbaa !9
  %146 = load i64, ptr %23, align 8, !tbaa !9
  %147 = icmp sle i64 %145, %146
  br i1 %147, label %148, label %150

148:                                              ; preds = %139
  %149 = load i64, ptr %20, align 8, !tbaa !9
  br label %152

150:                                              ; preds = %139
  %151 = load i64, ptr %23, align 8, !tbaa !9
  br label %152

152:                                              ; preds = %150, %148
  %153 = phi i64 [ %149, %148 ], [ %151, %150 ]
  store i64 %153, ptr %22, align 8, !tbaa !9
  %154 = load ptr, ptr %9, align 8, !tbaa !5
  %155 = load ptr, ptr %11, align 8, !tbaa !5
  %156 = getelementptr inbounds double, ptr %155, i64 1
  %157 = load ptr, ptr %12, align 8, !tbaa !5
  %158 = getelementptr inbounds double, ptr %157, i64 1
  %159 = load ptr, ptr %13, align 8, !tbaa !5
  %160 = load i64, ptr %21, align 8, !tbaa !9
  %161 = load i64, ptr %16, align 8, !tbaa !9
  %162 = mul nsw i64 %160, %161
  %163 = add nsw i64 %162, 1
  %164 = getelementptr inbounds double, ptr %159, i64 %163
  %165 = load ptr, ptr %14, align 8, !tbaa !5
  %166 = call i32 @dptts2_(ptr noundef %154, ptr noundef %22, ptr noundef %156, ptr noundef %158, ptr noundef %164, ptr noundef %165)
  br label %167

167:                                              ; preds = %152
  %168 = load i64, ptr %19, align 8, !tbaa !9
  %169 = load i64, ptr %21, align 8, !tbaa !9
  %170 = add nsw i64 %169, %168
  store i64 %170, ptr %21, align 8, !tbaa !9
  br label %123, !llvm.loop !11

171:                                              ; preds = %136
  br label %172

172:                                              ; preds = %171, %107
  store i32 0, ptr %8, align 4
  store i32 1, ptr %24, align 4
  br label %173

173:                                              ; preds = %172, %83, %70
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #3
  %174 = load i32, ptr %8, align 4
  ret i32 %174
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @xerbla_(ptr noundef, ptr noundef) #2

declare i64 @ilaenv_(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) #2

declare i32 @dptts2_(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

@.str = external hidden unnamed_addr constant [7 x i8], align 1
@c__1 = external hidden global i64, align 8
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@c_n1 = external hidden global i64, align 8

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @dpttrs_(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5, ptr nocapture noundef writeonly %6) local_unnamed_addr #0 {
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  %10 = load i64, ptr %5, align 8, !tbaa !5
  %11 = xor i64 %10, -1
  %12 = getelementptr inbounds double, ptr %4, i64 %11
  store i64 0, ptr %6, align 8, !tbaa !5
  %13 = load i64, ptr %0, align 8, !tbaa !5
  %14 = icmp slt i64 %13, 0
  br i1 %14, label %.thread, label %15

15:                                               ; preds = %7
  %16 = load i64, ptr %1, align 8, !tbaa !5
  %17 = icmp slt i64 %16, 0
  br i1 %17, label %.thread, label %18

18:                                               ; preds = %15
  %19 = load i64, ptr %5, align 8, !tbaa !5
  %spec.select = tail call i64 @llvm.umax.i64(i64 %13, i64 1)
  %20 = icmp slt i64 %19, %spec.select
  br i1 %20, label %.thread, label %22

.thread:                                          ; preds = %18, %15, %7
  %.sink = phi i64 [ -1, %7 ], [ -2, %15 ], [ -6, %18 ]
  %.neg = phi i64 [ 1, %7 ], [ 2, %15 ], [ 6, %18 ]
  store i64 %.sink, ptr %6, align 8, !tbaa !5
  store i64 %.neg, ptr %8, align 8, !tbaa !5
  %21 = call i32 @xerbla_(ptr noundef nonnull @.str, ptr noundef nonnull %8) #4
  br label %.loopexit

22:                                               ; preds = %18
  %23 = icmp eq i64 %13, 0
  br i1 %23, label %.loopexit, label %24

24:                                               ; preds = %22
  switch i64 %16, label %25 [
    i64 0, label %.loopexit
    i64 1, label %.thread66
  ]

25:                                               ; preds = %24
  %26 = tail call i64 @ilaenv_(ptr noundef nonnull @c__1, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, ptr noundef nonnull %0, ptr noundef nonnull %1, ptr noundef nonnull @c_n1, ptr noundef nonnull @c_n1) #4
  %27 = tail call i64 @llvm.smax.i64(i64 %26, i64 1)
  %.pre = load i64, ptr %1, align 8, !tbaa !5
  %.not60 = icmp slt i64 %27, %.pre
  br i1 %.not60, label %.lr.ph.preheader, label %.thread66

.thread66:                                        ; preds = %24, %25
  %28 = tail call i32 @dptts2_(ptr noundef nonnull %0, ptr noundef nonnull %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef nonnull %5) #4
  br label %.loopexit

.lr.ph.preheader:                                 ; preds = %25
  %invariant.gep = getelementptr i8, ptr %12, i64 8
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %.05364 = phi i64 [ %34, %.lr.ph ], [ 1, %.lr.ph.preheader ]
  %29 = load i64, ptr %1, align 8, !tbaa !5
  %reass.sub = sub i64 %29, %.05364
  %30 = add i64 %reass.sub, 1
  %31 = call i64 @llvm.smin.i64(i64 %30, i64 %27)
  store i64 %31, ptr %9, align 8, !tbaa !5
  %32 = mul nsw i64 %.05364, %10
  %gep = getelementptr double, ptr %invariant.gep, i64 %32
  %33 = call i32 @dptts2_(ptr noundef nonnull %0, ptr noundef nonnull %9, ptr noundef %2, ptr noundef %3, ptr noundef %gep, ptr noundef nonnull %5) #4
  %34 = add nuw nsw i64 %.05364, %27
  %.not65 = icmp sgt i64 %34, %.pre
  br i1 %.not65, label %.loopexit, label %.lr.ph, !llvm.loop !9

.loopexit:                                        ; preds = %.lr.ph, %.thread66, %24, %22, %.thread
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @xerbla_(ptr noundef, ptr noundef) local_unnamed_addr #2

declare i64 @ilaenv_(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @dptts2_(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smax.i64(i64, i64) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smin.i64(i64, i64) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.umax.i64(i64, i64) #3

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 speculatable willreturn memory(none) }
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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass