; LLVM IR from hoodoer/ENNEoS :: enneosEncoder/Cga.ll (ZN3Cga37GetNumberOfGenotypesSharingTopFitnessEv)

; 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.Cga = type <{ %"class.std::vector", %"class.std::vector", %"class.std::vector", %"class.std::vector", %"class.std::vector", %"class.std::vector.0", ptr, i32, i32, i32, i32, double, double, i32, [4 x i8], double, %"class.std::vector.5", %"class.std::vector.5", double, i8, i8, [2 x i8], i32, i8, [7 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<CGenome, std::allocator<CGenome>>::_Vector_impl" }
%"struct.std::_Vector_base<CGenome, std::allocator<CGenome>>::_Vector_impl" = type { %"struct.std::_Vector_base<CGenome, std::allocator<CGenome>>::_Vector_impl_data" }
%"struct.std::_Vector_base<CGenome, std::allocator<CGenome>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<CSpecies, std::allocator<CSpecies>>::_Vector_impl" }
%"struct.std::_Vector_base<CSpecies, std::allocator<CSpecies>>::_Vector_impl" = type { %"struct.std::_Vector_base<CSpecies, std::allocator<CSpecies>>::_Vector_impl_data" }
%"struct.std::_Vector_base<CSpecies, std::allocator<CSpecies>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<SplitDepth, std::allocator<SplitDepth>>::_Vector_impl" }
%"struct.std::_Vector_base<SplitDepth, std::allocator<SplitDepth>>::_Vector_impl" = type { %"struct.std::_Vector_base<SplitDepth, std::allocator<SplitDepth>>::_Vector_impl_data" }
%"struct.std::_Vector_base<SplitDepth, std::allocator<SplitDepth>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; 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: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(108) ptr @_ZNSt6vectorI7CGenomeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI7CGenomeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZNK7CGenome7FitnessEv(ptr noundef nonnull align 8 dereferenceable(108)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN3Cga37GetNumberOfGenotypesSharingTopFitnessEv(ptr noundef nonnull align 8 dereferenceable(265) %0) #2 align 2 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca double, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  %8 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 0, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %9 = getelementptr inbounds %class.Cga, ptr %8, i32 0, i32 1
  %10 = call noundef nonnull align 8 dereferenceable(108) ptr @_ZNSt6vectorI7CGenomeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef 0) #3
  %11 = call noundef double @_ZNK7CGenome7FitnessEv(ptr noundef nonnull align 8 dereferenceable(108) %10)
  store double %11, ptr %5, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %12

12:                                               ; preds = %33, %1
  %13 = load i32, ptr %6, align 4, !tbaa !9
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds %class.Cga, ptr %8, i32 0, i32 1
  %16 = call noundef i64 @_ZNKSt6vectorI7CGenomeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #3
  %17 = icmp ult i64 %14, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %12
  store i32 2, ptr %7, align 4
  br label %36

19:                                               ; preds = %12
  %20 = getelementptr inbounds %class.Cga, ptr %8, i32 0, i32 1
  %21 = load i32, ptr %6, align 4, !tbaa !9
  %22 = sext i32 %21 to i64
  %23 = call noundef nonnull align 8 dereferenceable(108) ptr @_ZNSt6vectorI7CGenomeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %22) #3
  %24 = call noundef double @_ZNK7CGenome7FitnessEv(ptr noundef nonnull align 8 dereferenceable(108) %23)
  %25 = load double, ptr %5, align 8, !tbaa !11
  %26 = fcmp oeq double %24, %25
  br i1 %26, label %27, label %30

27:                                               ; preds = %19
  %28 = load i32, ptr %4, align 4, !tbaa !9
  %29 = add nsw i32 %28, 1
  store i32 %29, ptr %4, align 4, !tbaa !9
  br label %32

30:                                               ; preds = %19
  %31 = load i32, ptr %4, align 4, !tbaa !9
  store i32 %31, ptr %2, align 4
  store i32 1, ptr %7, align 4
  br label %36

32:                                               ; preds = %27
  br label %33

33:                                               ; preds = %32
  %34 = load i32, ptr %6, align 4, !tbaa !9
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %6, align 4, !tbaa !9
  br label %12, !llvm.loop !13

36:                                               ; preds = %30, %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  %37 = load i32, ptr %7, align 4
  switch i32 %37, label %40 [
    i32 2, label %38
  ]

38:                                               ; preds = %36
  %39 = load i32, ptr %4, align 4, !tbaa !9
  store i32 %39, ptr %2, align 4
  store i32 1, ptr %7, align 4
  br label %40

40:                                               ; preds = %38, %36
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  %41 = load i32, ptr %2, align 4
  ret i32 %41
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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"

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(108) ptr @_ZNSt6vectorI7CGenomeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI7CGenomeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZNK7CGenome7FitnessEv(ptr noundef nonnull align 8 dereferenceable(108)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i32 @_ZN3Cga37GetNumberOfGenotypesSharingTopFitnessEv(ptr noundef nonnull align 8 dereferenceable(265) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 24
  %3 = tail call noundef nonnull align 8 dereferenceable(108) ptr @_ZNSt6vectorI7CGenomeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef 0) #1
  %4 = tail call noundef double @_ZNK7CGenome7FitnessEv(ptr noundef nonnull align 8 dereferenceable(108) %3)
  %5 = tail call noundef i64 @_ZNKSt6vectorI7CGenomeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #1
  %.not13.not = icmp eq i64 %5, 0
  br i1 %.not13.not, label %.critedge, label %.lr.ph

.lr.ph:                                           ; preds = %1, %9
  %indvars.iv = phi i64 [ %indvars.iv.next, %9 ], [ 0, %1 ]
  %6 = tail call noundef nonnull align 8 dereferenceable(108) ptr @_ZNSt6vectorI7CGenomeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #1
  %7 = tail call noundef double @_ZNK7CGenome7FitnessEv(ptr noundef nonnull align 8 dereferenceable(108) %6)
  %8 = fcmp oeq double %7, %4
  br i1 %8, label %9, label %.critedge.loopexit

9:                                                ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %10 = tail call noundef i64 @_ZNKSt6vectorI7CGenomeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #1
  %.not = icmp ugt i64 %10, %indvars.iv.next
  br i1 %.not, label %.lr.ph, label %.critedge.loopexit, !llvm.loop !5

.critedge.loopexit:                               ; preds = %9, %.lr.ph
  %.011.lcssa.ph.in = phi i64 [ %indvars.iv, %.lr.ph ], [ %indvars.iv.next, %9 ]
  %.011.lcssa.ph = trunc i64 %.011.lcssa.ph.in to i32
  br label %.critedge

.critedge:                                        ; preds = %.critedge.loopexit, %1
  %.011.lcssa = phi i32 [ 0, %1 ], [ %.011.lcssa.ph, %.critedge.loopexit ]
  ret i32 %.011.lcssa
}

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 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass