; LLVM IR from Ubpa/USTC_CG :: Homeworks/0_CppPratices/samples/src/libraries/static (PolynomialMap)

; 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"

%class.PolynomialMap = type { %"class.std::map" }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, double>, std::_Select1st<std::pair<const int, double>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, double>, std::_Select1st<std::pair<const int, double>>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [25 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [117 x i8], align 1
@__PRETTY_FUNCTION__._ZN13PolynomialMapC2ERKSt6vectorIiSaIiEERKS0_IdSaIdEE = external hidden unnamed_addr constant [74 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN13PolynomialMap4coffEi(ptr noundef nonnull align 8 dereferenceable(48), i32 noundef) #2 align 2

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN13PolynomialMapC2ERKSt6vectorIiSaIiEERKS0_IdSaIdEE(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8
  %11 = getelementptr inbounds %class.PolynomialMap, ptr %10, i32 0, i32 0
  call void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #4
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  %14 = load ptr, ptr %6, align 8, !tbaa !5
  %15 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  %16 = icmp eq i64 %13, %15
  br i1 %16, label %17, label %18

17:                                               ; preds = %3
  br label %20

18:                                               ; preds = %3
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 26, ptr noundef @__PRETTY_FUNCTION__._ZN13PolynomialMapC2ERKSt6vectorIiSaIiEERKS0_IdSaIdEE) #5
  unreachable

19:                                               ; No predecessors!
  br label %20

20:                                               ; preds = %19, %17
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  store i64 0, ptr %7, align 8, !tbaa !9
  br label %21

21:                                               ; preds = %38, %20
  %22 = load i64, ptr %7, align 8, !tbaa !9
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #4
  %25 = icmp ult i64 %22, %24
  br i1 %25, label %27, label %26

26:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  br label %45

27:                                               ; preds = %21
  %28 = load ptr, ptr %6, align 8, !tbaa !5
  %29 = load i64, ptr %7, align 8, !tbaa !9
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %28, i64 noundef %29) #4
  %31 = load double, ptr %30, align 8, !tbaa !11
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  %33 = load i64, ptr %7, align 8, !tbaa !9
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %32, i64 noundef %33) #4
  %35 = load i32, ptr %34, align 4, !tbaa !13
  %36 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZN13PolynomialMap4coffEi(ptr noundef nonnull align 8 dereferenceable(48) %10, i32 noundef %35)
          to label %37 unwind label %41

37:                                               ; preds = %27
  store double %31, ptr %36, align 8, !tbaa !11
  br label %38

38:                                               ; preds = %37
  %39 = load i64, ptr %7, align 8, !tbaa !9
  %40 = add i64 %39, 1
  store i64 %40, ptr %7, align 8, !tbaa !9
  br label %21, !llvm.loop !15

41:                                               ; preds = %27
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %8, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #4
  br label %46

45:                                               ; preds = %26
  ret void

46:                                               ; preds = %41
  %47 = load ptr, ptr %8, align 8
  %48 = load i32, ptr %9, align 4
  %49 = insertvalue { ptr, i32 } poison, ptr %47, 0
  %50 = insertvalue { ptr, i32 } %49, i32 %48, 1
  resume { ptr, i32 } %50
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

attributes #0 = { mustprogress 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 = { 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 #3 = { noreturn 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" }
attributes #4 = { nounwind }
attributes #5 = { noreturn 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"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 [25 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [117 x i8], align 1
@__PRETTY_FUNCTION__._ZN13PolynomialMapC2ERKSt6vectorIiSaIiEERKS0_IdSaIdEE = external hidden unnamed_addr constant [74 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN13PolynomialMap4coffEi(ptr noundef nonnull align 8 dereferenceable(48), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN13PolynomialMapC2ERKSt6vectorIiSaIiEERKS0_IdSaIdEE(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #3
  %4 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %5 = tail call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #3
  %6 = icmp eq i64 %4, %5
  br i1 %6, label %.preheader, label %8

.preheader:                                       ; preds = %3
  %7 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %.not = icmp eq i64 %7, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

8:                                                ; preds = %3
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 26, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN13PolynomialMapC2ERKSt6vectorIiSaIiEERKS0_IdSaIdEE) #4
  unreachable

._crit_edge:                                      ; preds = %14, %.preheader
  ret void

.lr.ph:                                           ; preds = %.preheader, %14
  %.011 = phi i64 [ %15, %14 ], [ 0, %.preheader ]
  %9 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %.011) #3
  %10 = load double, ptr %9, align 8, !tbaa !5
  %11 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.011) #3
  %12 = load i32, ptr %11, align 4, !tbaa !9
  %13 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZN13PolynomialMap4coffEi(ptr noundef nonnull align 8 dereferenceable(48) %0, i32 noundef %12)
          to label %14 unwind label %18

14:                                               ; preds = %.lr.ph
  store double %10, ptr %13, align 8, !tbaa !5
  %15 = add nuw i64 %.011, 1
  %16 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %17 = icmp ult i64 %15, %16
  br i1 %17, label %.lr.ph, label %._crit_edge, !llvm.loop !11

18:                                               ; preds = %.lr.ph
  %19 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZNSt3mapIidSt4lessIiESaISt4pairIKidEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #3
  resume { ptr, i32 } %19
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

attributes #0 = { mustprogress 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 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 = { noreturn 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" }
attributes #3 = { nounwind }
attributes #4 = { noreturn 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass