; LLVM IR from erayzesen/QuarkPhysics :: QuarkPhysics/qworld.ll (ZN6QWorld20SortBodiesHorizontalEPK5QBodyS2_)

; 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.QVector = type { float, float }
%class.QAABB = type { %struct.QVector, %struct.QVector, %struct.QVector, float }

; 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 uwtable
define dso_local noundef zeroext i1 @_ZN6QWorld20SortBodiesHorizontalEPK5QBodyS2_(ptr noundef %0, ptr noundef %1) #1 align 2 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %struct.QVector, align 4
  %7 = alloca %class.QAABB, align 4
  %8 = alloca %struct.QVector, align 4
  %9 = alloca %class.QAABB, align 4
  %10 = alloca %struct.QVector, align 4
  %11 = alloca %class.QAABB, align 4
  %12 = alloca %struct.QVector, align 4
  %13 = alloca %class.QAABB, align 4
  %14 = alloca %struct.QVector, align 4
  %15 = alloca %class.QAABB, align 4
  %16 = alloca %struct.QVector, align 4
  %17 = alloca %class.QAABB, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 28, ptr %7) #4
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind writable sret(%class.QAABB) align 4 %7, ptr noundef nonnull align 8 dereferenceable(293) %18)
  %19 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %7)
  store <2 x float> %19, ptr %6, align 4
  %20 = getelementptr inbounds %struct.QVector, ptr %6, i32 0, i32 0
  %21 = load float, ptr %20, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 28, ptr %9) #4
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind writable sret(%class.QAABB) align 4 %9, ptr noundef nonnull align 8 dereferenceable(293) %22)
  %23 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %9)
  store <2 x float> %23, ptr %8, align 4
  %24 = getelementptr inbounds %struct.QVector, ptr %8, i32 0, i32 0
  %25 = load float, ptr %24, align 4, !tbaa !9
  %26 = fcmp oeq float %21, %25
  call void @llvm.lifetime.end.p0(i64 28, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 28, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br i1 %26, label %27, label %37

27:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 28, ptr %11) #4
  %28 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind writable sret(%class.QAABB) align 4 %11, ptr noundef nonnull align 8 dereferenceable(293) %28)
  %29 = call <2 x float> @_ZN5QAABB6GetMaxEv(ptr noundef nonnull align 4 dereferenceable(28) %11)
  store <2 x float> %29, ptr %10, align 4
  %30 = getelementptr inbounds %struct.QVector, ptr %10, i32 0, i32 1
  %31 = load float, ptr %30, align 4, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 28, ptr %13) #4
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind writable sret(%class.QAABB) align 4 %13, ptr noundef nonnull align 8 dereferenceable(293) %32)
  %33 = call <2 x float> @_ZN5QAABB6GetMaxEv(ptr noundef nonnull align 4 dereferenceable(28) %13)
  store <2 x float> %33, ptr %12, align 4
  %34 = getelementptr inbounds %struct.QVector, ptr %12, i32 0, i32 1
  %35 = load float, ptr %34, align 4, !tbaa !12
  %36 = fcmp ogt float %31, %35
  store i1 %36, ptr %3, align 1
  call void @llvm.lifetime.end.p0(i64 28, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 28, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %47

37:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.start.p0(i64 28, ptr %15) #4
  %38 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind writable sret(%class.QAABB) align 4 %15, ptr noundef nonnull align 8 dereferenceable(293) %38)
  %39 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %15)
  store <2 x float> %39, ptr %14, align 4
  %40 = getelementptr inbounds %struct.QVector, ptr %14, i32 0, i32 0
  %41 = load float, ptr %40, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.start.p0(i64 28, ptr %17) #4
  %42 = load ptr, ptr %5, align 8, !tbaa !5
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind writable sret(%class.QAABB) align 4 %17, ptr noundef nonnull align 8 dereferenceable(293) %42)
  %43 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %17)
  store <2 x float> %43, ptr %16, align 4
  %44 = getelementptr inbounds %struct.QVector, ptr %16, i32 0, i32 0
  %45 = load float, ptr %44, align 4, !tbaa !9
  %46 = fcmp olt float %41, %45
  store i1 %46, ptr %3, align 1
  call void @llvm.lifetime.end.p0(i64 28, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 28, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  br label %47

47:                                               ; preds = %37, %27
  %48 = load i1, ptr %3, align 1
  ret i1 %48
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind noalias writable sret(%class.QAABB) align 4, ptr noundef nonnull align 8 dereferenceable(293)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local <2 x float> @_ZN5QAABB6GetMaxEv(ptr noundef nonnull align 4 dereferenceable(28)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28)) #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="64" "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 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 = { mustprogress nounwind uwtable "min-legal-vector-width"="64" "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 }

!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, !11, i64 0}
!10 = !{!"_ZTS7QVector", !11, i64 0, !11, i64 4}
!11 = !{!"float", !7, i64 0}
!12 = !{!10, !11, i64 4}


; 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"

%class.QAABB = type { %struct.QVector, %struct.QVector, %struct.QVector, float }
%struct.QVector = type { float, float }

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

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

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZN6QWorld20SortBodiesHorizontalEPK5QBodyS2_(ptr noundef nonnull %0, ptr noundef %1) local_unnamed_addr #1 align 2 {
  %3 = alloca %class.QAABB, align 4
  %4 = alloca %class.QAABB, align 4
  %5 = alloca %class.QAABB, align 4
  %6 = alloca %class.QAABB, align 4
  %7 = alloca %class.QAABB, align 4
  %8 = alloca %class.QAABB, align 4
  call void @llvm.lifetime.start.p0(i64 28, ptr nonnull %3) #3
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind nonnull writable sret(%class.QAABB) align 4 %3, ptr noundef nonnull align 8 dereferenceable(293) %0)
  %9 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %3)
  %.sroa.05.0.vec.extract = extractelement <2 x float> %9, i64 0
  call void @llvm.lifetime.start.p0(i64 28, ptr nonnull %4) #3
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind nonnull writable sret(%class.QAABB) align 4 %4, ptr noundef nonnull align 8 dereferenceable(293) %1)
  %10 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %4)
  %.sroa.04.0.vec.extract = extractelement <2 x float> %10, i64 0
  %11 = fcmp oeq float %.sroa.05.0.vec.extract, %.sroa.04.0.vec.extract
  call void @llvm.lifetime.end.p0(i64 28, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 28, ptr nonnull %3) #3
  br i1 %11, label %12, label %17

12:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 28, ptr nonnull %5) #3
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind nonnull writable sret(%class.QAABB) align 4 %5, ptr noundef nonnull align 8 dereferenceable(293) %0)
  %13 = call <2 x float> @_ZN5QAABB6GetMaxEv(ptr noundef nonnull align 4 dereferenceable(28) %5)
  call void @llvm.lifetime.start.p0(i64 28, ptr nonnull %6) #3
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind nonnull writable sret(%class.QAABB) align 4 %6, ptr noundef nonnull align 8 dereferenceable(293) %1)
  %14 = call <2 x float> @_ZN5QAABB6GetMaxEv(ptr noundef nonnull align 4 dereferenceable(28) %6)
  %15 = fcmp ogt <2 x float> %13, %14
  %16 = extractelement <2 x i1> %15, i64 1
  call void @llvm.lifetime.end.p0(i64 28, ptr nonnull %6) #3
  call void @llvm.lifetime.end.p0(i64 28, ptr nonnull %5) #3
  br label %21

17:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 28, ptr nonnull %7) #3
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind nonnull writable sret(%class.QAABB) align 4 %7, ptr noundef nonnull align 8 dereferenceable(293) %0)
  %18 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %7)
  %.sroa.01.0.vec.extract = extractelement <2 x float> %18, i64 0
  call void @llvm.lifetime.start.p0(i64 28, ptr nonnull %8) #3
  call void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind nonnull writable sret(%class.QAABB) align 4 %8, ptr noundef nonnull align 8 dereferenceable(293) %1)
  %19 = call <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28) %8)
  %.sroa.0.0.vec.extract = extractelement <2 x float> %19, i64 0
  %20 = fcmp olt float %.sroa.01.0.vec.extract, %.sroa.0.0.vec.extract
  call void @llvm.lifetime.end.p0(i64 28, ptr nonnull %8) #3
  call void @llvm.lifetime.end.p0(i64 28, ptr nonnull %7) #3
  br label %21

21:                                               ; preds = %17, %12
  %.0 = phi i1 [ %16, %12 ], [ %20, %17 ]
  ret i1 %.0
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNK5QBody7GetAABBEv(ptr dead_on_unwind noalias writable sret(%class.QAABB) align 4, ptr noundef nonnull align 8 dereferenceable(293)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local <2 x float> @_ZN5QAABB6GetMaxEv(ptr noundef nonnull align 4 dereferenceable(28)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local <2 x float> @_ZN5QAABB6GetMinEv(ptr noundef nonnull align 4 dereferenceable(28)) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="64" "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 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 = { 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)"}


; Effective O3 passes: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,VectorCombinePass