; LLVM IR from CLASS-SZ/class_sz :: class-sz/tools (r8lib)

; 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"

; 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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #1

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local double @r8vec_max(i32 noundef, ptr noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local double @r8vec_min(i32 noundef, ptr noundef) #3

; Function Attrs: nounwind uwtable
define dso_local ptr @r8vec_ab_to_cd(i32 noundef %0, ptr noundef %1, double noundef %2, double noundef %3) #3 {
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca double, align 8
  %9 = alloca double, align 8
  %10 = alloca double, align 8
  %11 = alloca double, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  store i32 %0, ptr %6, align 4, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !9
  store double %2, ptr %8, align 8, !tbaa !11
  store double %3, ptr %9, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %15 = load i32, ptr %6, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = mul i64 %16, 8
  %18 = call noalias ptr @malloc(i64 noundef %17) #5
  store ptr %18, ptr %12, align 8, !tbaa !9
  %19 = load double, ptr %9, align 8, !tbaa !11
  %20 = load double, ptr %8, align 8, !tbaa !11
  %21 = fcmp oeq double %19, %20
  br i1 %21, label %22, label %38

22:                                               ; preds = %4
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %33, %22
  %24 = load i32, ptr %13, align 4, !tbaa !5
  %25 = load i32, ptr %6, align 4, !tbaa !5
  %26 = icmp slt i32 %24, %25
  br i1 %26, label %27, label %36

27:                                               ; preds = %23
  %28 = load double, ptr %8, align 8, !tbaa !11
  %29 = load ptr, ptr %12, align 8, !tbaa !9
  %30 = load i32, ptr %13, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  %32 = getelementptr inbounds double, ptr %29, i64 %31
  store double %28, ptr %32, align 8, !tbaa !11
  br label %33

33:                                               ; preds = %27
  %34 = load i32, ptr %13, align 4, !tbaa !5
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %13, align 4, !tbaa !5
  br label %23, !llvm.loop !13

36:                                               ; preds = %23
  %37 = load ptr, ptr %12, align 8, !tbaa !9
  store ptr %37, ptr %5, align 8
  store i32 1, ptr %14, align 4
  br label %104

38:                                               ; preds = %4
  %39 = load i32, ptr %6, align 4, !tbaa !5
  %40 = load ptr, ptr %7, align 8, !tbaa !9
  %41 = call double @r8vec_max(i32 noundef %39, ptr noundef %40)
  store double %41, ptr %10, align 8, !tbaa !11
  %42 = load i32, ptr %6, align 4, !tbaa !5
  %43 = load ptr, ptr %7, align 8, !tbaa !9
  %44 = call double @r8vec_min(i32 noundef %42, ptr noundef %43)
  store double %44, ptr %11, align 8, !tbaa !11
  %45 = load double, ptr %11, align 8, !tbaa !11
  %46 = load double, ptr %10, align 8, !tbaa !11
  %47 = fcmp oeq double %45, %46
  br i1 %47, label %48, label %66

48:                                               ; preds = %38
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %49

49:                                               ; preds = %62, %48
  %50 = load i32, ptr %13, align 4, !tbaa !5
  %51 = load i32, ptr %6, align 4, !tbaa !5
  %52 = icmp slt i32 %50, %51
  br i1 %52, label %53, label %65

53:                                               ; preds = %49
  %54 = load double, ptr %9, align 8, !tbaa !11
  %55 = load double, ptr %8, align 8, !tbaa !11
  %56 = fadd double %54, %55
  %57 = fmul double 5.000000e-01, %56
  %58 = load ptr, ptr %12, align 8, !tbaa !9
  %59 = load i32, ptr %13, align 4, !tbaa !5
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds double, ptr %58, i64 %60
  store double %57, ptr %61, align 8, !tbaa !11
  br label %62

62:                                               ; preds = %53
  %63 = load i32, ptr %13, align 4, !tbaa !5
  %64 = add nsw i32 %63, 1
  store i32 %64, ptr %13, align 4, !tbaa !5
  br label %49, !llvm.loop !15

65:                                               ; preds = %49
  br label %102

66:                                               ; preds = %38
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %67

67:                                               ; preds = %98, %66
  %68 = load i32, ptr %13, align 4, !tbaa !5
  %69 = load i32, ptr %6, align 4, !tbaa !5
  %70 = icmp slt i32 %68, %69
  br i1 %70, label %71, label %101

71:                                               ; preds = %67
  %72 = load double, ptr %10, align 8, !tbaa !11
  %73 = load ptr, ptr %7, align 8, !tbaa !9
  %74 = load i32, ptr %13, align 4, !tbaa !5
  %75 = sext i32 %74 to i64
  %76 = getelementptr inbounds double, ptr %73, i64 %75
  %77 = load double, ptr %76, align 8, !tbaa !11
  %78 = fsub double %72, %77
  %79 = load double, ptr %8, align 8, !tbaa !11
  %80 = load ptr, ptr %7, align 8, !tbaa !9
  %81 = load i32, ptr %13, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = getelementptr inbounds double, ptr %80, i64 %82
  %84 = load double, ptr %83, align 8, !tbaa !11
  %85 = load double, ptr %11, align 8, !tbaa !11
  %86 = fsub double %84, %85
  %87 = load double, ptr %9, align 8, !tbaa !11
  %88 = fmul double %86, %87
  %89 = call double @llvm.fmuladd.f64(double %78, double %79, double %88)
  %90 = load double, ptr %10, align 8, !tbaa !11
  %91 = load double, ptr %11, align 8, !tbaa !11
  %92 = fsub double %90, %91
  %93 = fdiv double %89, %92
  %94 = load ptr, ptr %12, align 8, !tbaa !9
  %95 = load i32, ptr %13, align 4, !tbaa !5
  %96 = sext i32 %95 to i64
  %97 = getelementptr inbounds double, ptr %94, i64 %96
  store double %93, ptr %97, align 8, !tbaa !11
  br label %98

98:                                               ; preds = %71
  %99 = load i32, ptr %13, align 4, !tbaa !5
  %100 = add nsw i32 %99, 1
  store i32 %100, ptr %13, align 4, !tbaa !5
  br label %67, !llvm.loop !16

101:                                              ; preds = %67
  br label %102

102:                                              ; preds = %101, %65
  %103 = load ptr, ptr %12, align 8, !tbaa !9
  store ptr %103, ptr %5, align 8
  store i32 1, ptr %14, align 4
  br label %104

104:                                              ; preds = %102, %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  %105 = load ptr, ptr %5, align 8
  ret ptr %105
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { nounwind allocsize(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 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 #4 = { nounwind }
attributes #5 = { nounwind allocsize(0) }

!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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}


; 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"

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #0

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local double @r8vec_max(i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local double @r8vec_min(i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local noalias noundef ptr @r8vec_ab_to_cd(i32 noundef %0, ptr noundef %1, double noundef %2, double noundef %3) local_unnamed_addr #2 {
  %5 = sext i32 %0 to i64
  %6 = shl nsw i64 %5, 3
  %7 = tail call noalias ptr @malloc(i64 noundef %6) #4
  %8 = fcmp oeq double %3, %2
  br i1 %8, label %.preheader, label %14

.preheader:                                       ; preds = %4
  %9 = icmp sgt i32 %0, 0
  br i1 %9, label %.lr.ph53.preheader, label %.loopexit

.lr.ph53.preheader:                               ; preds = %.preheader
  %wide.trip.count65 = zext nneg i32 %0 to i64
  %min.iters.check94 = icmp ult i32 %0, 4
  br i1 %min.iters.check94, label %.lr.ph53.preheader105, label %vector.ph95

vector.ph95:                                      ; preds = %.lr.ph53.preheader
  %n.vec97 = and i64 %wide.trip.count65, 2147483644
  %broadcast.splatinsert101 = insertelement <2 x double> poison, double %2, i64 0
  %broadcast.splat102 = shufflevector <2 x double> %broadcast.splatinsert101, <2 x double> poison, <2 x i32> zeroinitializer
  br label %vector.body99

vector.body99:                                    ; preds = %vector.body99, %vector.ph95
  %index100 = phi i64 [ 0, %vector.ph95 ], [ %index.next103, %vector.body99 ]
  %10 = getelementptr inbounds double, ptr %7, i64 %index100
  %11 = getelementptr inbounds i8, ptr %10, i64 16
  store <2 x double> %broadcast.splat102, ptr %10, align 8, !tbaa !5
  store <2 x double> %broadcast.splat102, ptr %11, align 8, !tbaa !5
  %index.next103 = add nuw i64 %index100, 4
  %12 = icmp eq i64 %index.next103, %n.vec97
  br i1 %12, label %middle.block92, label %vector.body99, !llvm.loop !9

middle.block92:                                   ; preds = %vector.body99
  %cmp.n104 = icmp eq i64 %n.vec97, %wide.trip.count65
  br i1 %cmp.n104, label %.loopexit, label %.lr.ph53.preheader105

.lr.ph53.preheader105:                            ; preds = %middle.block92, %.lr.ph53.preheader
  %indvars.iv62.ph = phi i64 [ 0, %.lr.ph53.preheader ], [ %n.vec97, %middle.block92 ]
  br label %.lr.ph53

.lr.ph53:                                         ; preds = %.lr.ph53.preheader105, %.lr.ph53
  %indvars.iv62 = phi i64 [ %indvars.iv.next63, %.lr.ph53 ], [ %indvars.iv62.ph, %.lr.ph53.preheader105 ]
  %13 = getelementptr inbounds double, ptr %7, i64 %indvars.iv62
  store double %2, ptr %13, align 8, !tbaa !5
  %indvars.iv.next63 = add nuw nsw i64 %indvars.iv62, 1
  %exitcond66.not = icmp eq i64 %indvars.iv.next63, %wide.trip.count65
  br i1 %exitcond66.not, label %.loopexit, label %.lr.ph53, !llvm.loop !13

14:                                               ; preds = %4
  %15 = tail call double @r8vec_max(i32 noundef %0, ptr noundef %1)
  %16 = tail call double @r8vec_min(i32 noundef %0, ptr noundef %1)
  %17 = fcmp oeq double %16, %15
  %18 = icmp sgt i32 %0, 0
  br i1 %17, label %.preheader45, label %.preheader47

.preheader47:                                     ; preds = %14
  br i1 %18, label %.lr.ph, label %.loopexit

.lr.ph:                                           ; preds = %.preheader47
  %19 = fsub double %15, %16
  %wide.trip.count = zext nneg i32 %0 to i64
  %min.iters.check = icmp eq i32 %0, 1
  br i1 %min.iters.check, label %scalar.ph.preheader, label %vector.ph

scalar.ph.preheader:                              ; preds = %middle.block, %.lr.ph
  %indvars.iv.ph = phi i64 [ 0, %.lr.ph ], [ %n.vec, %middle.block ]
  br label %scalar.ph

vector.ph:                                        ; preds = %.lr.ph
  %n.vec = and i64 %wide.trip.count, 2147483646
  %broadcast.splatinsert = insertelement <2 x double> poison, double %15, i64 0
  %broadcast.splat = shufflevector <2 x double> %broadcast.splatinsert, <2 x double> poison, <2 x i32> zeroinitializer
  %broadcast.splatinsert71 = insertelement <2 x double> poison, double %16, i64 0
  %broadcast.splat72 = shufflevector <2 x double> %broadcast.splatinsert71, <2 x double> poison, <2 x i32> zeroinitializer
  %broadcast.splatinsert73 = insertelement <2 x double> poison, double %3, i64 0
  %broadcast.splat74 = shufflevector <2 x double> %broadcast.splatinsert73, <2 x double> poison, <2 x i32> zeroinitializer
  %broadcast.splatinsert75 = insertelement <2 x double> poison, double %2, i64 0
  %broadcast.splat76 = shufflevector <2 x double> %broadcast.splatinsert75, <2 x double> poison, <2 x i32> zeroinitializer
  %broadcast.splatinsert77 = insertelement <2 x double> poison, double %19, i64 0
  %broadcast.splat78 = shufflevector <2 x double> %broadcast.splatinsert77, <2 x double> poison, <2 x i32> zeroinitializer
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %20 = getelementptr inbounds double, ptr %1, i64 %index
  %wide.load = load <2 x double>, ptr %20, align 8, !tbaa !5
  %21 = fsub <2 x double> %broadcast.splat, %wide.load
  %22 = fsub <2 x double> %wide.load, %broadcast.splat72
  %23 = fmul <2 x double> %22, %broadcast.splat74
  %24 = tail call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %21, <2 x double> %broadcast.splat76, <2 x double> %23)
  %25 = fdiv <2 x double> %24, %broadcast.splat78
  %26 = getelementptr inbounds double, ptr %7, i64 %index
  store <2 x double> %25, ptr %26, align 8, !tbaa !5
  %index.next = add nuw i64 %index, 2
  %27 = icmp eq i64 %index.next, %n.vec
  br i1 %27, label %middle.block, label %vector.body, !llvm.loop !14

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %n.vec, %wide.trip.count
  br i1 %cmp.n, label %.loopexit, label %scalar.ph.preheader

.preheader45:                                     ; preds = %14
  br i1 %18, label %.lr.ph51, label %.loopexit

.lr.ph51:                                         ; preds = %.preheader45
  %28 = fadd double %2, %3
  %29 = fmul double %28, 5.000000e-01
  %wide.trip.count60 = zext nneg i32 %0 to i64
  %min.iters.check81 = icmp ult i32 %0, 4
  br i1 %min.iters.check81, label %scalar.ph80.preheader, label %vector.ph82

vector.ph82:                                      ; preds = %.lr.ph51
  %n.vec84 = and i64 %wide.trip.count60, 2147483644
  %broadcast.splatinsert88 = insertelement <2 x double> poison, double %29, i64 0
  %broadcast.splat89 = shufflevector <2 x double> %broadcast.splatinsert88, <2 x double> poison, <2 x i32> zeroinitializer
  br label %vector.body86

vector.body86:                                    ; preds = %vector.body86, %vector.ph82
  %index87 = phi i64 [ 0, %vector.ph82 ], [ %index.next90, %vector.body86 ]
  %30 = getelementptr inbounds double, ptr %7, i64 %index87
  %31 = getelementptr inbounds i8, ptr %30, i64 16
  store <2 x double> %broadcast.splat89, ptr %30, align 8, !tbaa !5
  store <2 x double> %broadcast.splat89, ptr %31, align 8, !tbaa !5
  %index.next90 = add nuw i64 %index87, 4
  %32 = icmp eq i64 %index.next90, %n.vec84
  br i1 %32, label %middle.block79, label %vector.body86, !llvm.loop !15

middle.block79:                                   ; preds = %vector.body86
  %cmp.n91 = icmp eq i64 %n.vec84, %wide.trip.count60
  br i1 %cmp.n91, label %.loopexit, label %scalar.ph80.preheader

scalar.ph80.preheader:                            ; preds = %middle.block79, %.lr.ph51
  %indvars.iv57.ph = phi i64 [ 0, %.lr.ph51 ], [ %n.vec84, %middle.block79 ]
  br label %scalar.ph80

scalar.ph80:                                      ; preds = %scalar.ph80.preheader, %scalar.ph80
  %indvars.iv57 = phi i64 [ %indvars.iv.next58, %scalar.ph80 ], [ %indvars.iv57.ph, %scalar.ph80.preheader ]
  %33 = getelementptr inbounds double, ptr %7, i64 %indvars.iv57
  store double %29, ptr %33, align 8, !tbaa !5
  %indvars.iv.next58 = add nuw nsw i64 %indvars.iv57, 1
  %exitcond61.not = icmp eq i64 %indvars.iv.next58, %wide.trip.count60
  br i1 %exitcond61.not, label %.loopexit, label %scalar.ph80, !llvm.loop !16

scalar.ph:                                        ; preds = %scalar.ph.preheader, %scalar.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %scalar.ph ], [ %indvars.iv.ph, %scalar.ph.preheader ]
  %34 = getelementptr inbounds double, ptr %1, i64 %indvars.iv
  %35 = load double, ptr %34, align 8, !tbaa !5
  %36 = fsub double %15, %35
  %37 = fsub double %35, %16
  %38 = fmul double %37, %3
  %39 = tail call double @llvm.fmuladd.f64(double %36, double %2, double %38)
  %40 = fdiv double %39, %19
  %41 = getelementptr inbounds double, ptr %7, i64 %indvars.iv
  store double %40, ptr %41, align 8, !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 %.loopexit, label %scalar.ph, !llvm.loop !17

.loopexit:                                        ; preds = %scalar.ph, %scalar.ph80, %.lr.ph53, %middle.block, %middle.block79, %middle.block92, %.preheader47, %.preheader45, %.preheader
  ret ptr %7
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare <2 x double> @llvm.fmuladd.v2f64(<2 x double>, <2 x double>, <2 x double>) #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { nounwind allocsize(0) }

!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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10, !11, !12}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.isvectorized", i32 1}
!12 = !{!"llvm.loop.unroll.runtime.disable"}
!13 = distinct !{!13, !10, !12, !11}
!14 = distinct !{!14, !10, !11, !12}
!15 = distinct !{!15, !10, !11, !12}
!16 = distinct !{!16, !10, !12, !11}
!17 = distinct !{!17, !10, !12, !11}


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