; LLVM IR from FSmallenburg/EDMD :: Cell (mdCell)

; 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.sevent = type { double, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, i32 }

@root = external dso_local global ptr, align 8

; 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: nounwind uwtable
define dso_local void @addeventtotree(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca double, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #2
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.sevent, ptr %6, i32 0, i32 0
  %8 = load double, ptr %7, align 8, !tbaa !9
  store double %8, ptr %3, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #2
  %9 = load ptr, ptr @root, align 8, !tbaa !5
  store ptr %9, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  store i32 1, ptr %5, align 4, !tbaa !14
  br label %10

10:                                               ; preds = %47, %1
  %11 = load i32, ptr %5, align 4, !tbaa !14
  %12 = icmp ne i32 %11, 0
  br i1 %12, label %13, label %48

13:                                               ; preds = %10
  %14 = load double, ptr %3, align 8, !tbaa !13
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.sevent, ptr %15, i32 0, i32 0
  %17 = load double, ptr %16, align 8, !tbaa !9
  %18 = fcmp olt double %14, %17
  br i1 %18, label %19, label %33

19:                                               ; preds = %13
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.sevent, ptr %20, i32 0, i32 1
  %22 = load ptr, ptr %21, align 8, !tbaa !15
  %23 = icmp ne ptr %22, null
  br i1 %23, label %24, label %28

24:                                               ; preds = %19
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.sevent, ptr %25, i32 0, i32 1
  %27 = load ptr, ptr %26, align 8, !tbaa !15
  store ptr %27, ptr %4, align 8, !tbaa !5
  br label %32

28:                                               ; preds = %19
  %29 = load ptr, ptr %2, align 8, !tbaa !5
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.sevent, ptr %30, i32 0, i32 1
  store ptr %29, ptr %31, align 8, !tbaa !15
  store i32 0, ptr %5, align 4, !tbaa !14
  br label %32

32:                                               ; preds = %28, %24
  br label %47

33:                                               ; preds = %13
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.sevent, ptr %34, i32 0, i32 2
  %36 = load ptr, ptr %35, align 8, !tbaa !16
  %37 = icmp ne ptr %36, null
  br i1 %37, label %38, label %42

38:                                               ; preds = %33
  %39 = load ptr, ptr %4, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.sevent, ptr %39, i32 0, i32 2
  %41 = load ptr, ptr %40, align 8, !tbaa !16
  store ptr %41, ptr %4, align 8, !tbaa !5
  br label %46

42:                                               ; preds = %33
  %43 = load ptr, ptr %2, align 8, !tbaa !5
  %44 = load ptr, ptr %4, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct.sevent, ptr %44, i32 0, i32 2
  store ptr %43, ptr %45, align 8, !tbaa !16
  store i32 0, ptr %5, align 4, !tbaa !14
  br label %46

46:                                               ; preds = %42, %38
  br label %47

47:                                               ; preds = %46, %32
  br label %10, !llvm.loop !17

48:                                               ; preds = %10
  %49 = load ptr, ptr %4, align 8, !tbaa !5
  %50 = load ptr, ptr %2, align 8, !tbaa !5
  %51 = getelementptr inbounds %struct.sevent, ptr %50, i32 0, i32 3
  store ptr %49, ptr %51, align 8, !tbaa !19
  %52 = load ptr, ptr %2, align 8, !tbaa !5
  %53 = getelementptr inbounds %struct.sevent, ptr %52, i32 0, i32 1
  store ptr null, ptr %53, align 8, !tbaa !15
  %54 = load ptr, ptr %2, align 8, !tbaa !5
  %55 = getelementptr inbounds %struct.sevent, ptr %54, i32 0, i32 2
  store ptr null, ptr %55, align 8, !tbaa !16
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #2
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { 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, !11, i64 0}
!10 = !{!"sevent", !11, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !12, i64 80, !12, i64 84}
!11 = !{!"double", !7, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!11, !11, i64 0}
!14 = !{!12, !12, i64 0}
!15 = !{!10, !6, i64 8}
!16 = !{!10, !6, i64 16}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}
!19 = !{!10, !6, i64 24}


; 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"

@root = external dso_local local_unnamed_addr global ptr, align 8

; Function Attrs: nofree norecurse nosync nounwind memory(readwrite, inaccessiblemem: none) uwtable
define dso_local void @addeventtotree(ptr noundef %0) local_unnamed_addr #0 {
  %2 = load double, ptr %0, align 8, !tbaa !5
  %3 = load ptr, ptr @root, align 8, !tbaa !12
  br label %4

4:                                                ; preds = %.backedge, %1
  %.01521 = phi ptr [ %3, %1 ], [ %.01521.be, %.backedge ]
  %5 = load double, ptr %.01521, align 8, !tbaa !5
  %6 = fcmp olt double %2, %5
  br i1 %6, label %7, label %10

7:                                                ; preds = %4
  %8 = getelementptr inbounds i8, ptr %.01521, i64 8
  %9 = load ptr, ptr %8, align 8, !tbaa !13
  %.not20 = icmp eq ptr %9, null
  br i1 %.not20, label %13, label %.backedge

10:                                               ; preds = %4
  %11 = getelementptr inbounds i8, ptr %.01521, i64 16
  %12 = load ptr, ptr %11, align 8, !tbaa !14
  %.not19 = icmp eq ptr %12, null
  br i1 %.not19, label %13, label %.backedge

.backedge:                                        ; preds = %10, %7
  %.01521.be = phi ptr [ %9, %7 ], [ %12, %10 ]
  br label %4, !llvm.loop !15

13:                                               ; preds = %10, %7
  %.sink32 = phi i64 [ 8, %7 ], [ 16, %10 ]
  %14 = getelementptr inbounds i8, ptr %.01521, i64 %.sink32
  store ptr %0, ptr %14, align 8, !tbaa !12
  %15 = getelementptr inbounds i8, ptr %0, i64 24
  store ptr %.01521, ptr %15, align 8, !tbaa !17
  %16 = getelementptr inbounds i8, ptr %0, i64 8
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %16, i8 0, i64 16, i1 false)
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { nofree norecurse nosync nounwind memory(readwrite, inaccessiblemem: none) 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 nounwind willreturn memory(argmem: write) }

!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, !7, i64 0}
!6 = !{!"sevent", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !10, i64 48, !10, i64 56, !10, i64 64, !10, i64 72, !11, i64 80, !11, i64 84}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"int", !8, i64 0}
!12 = !{!10, !10, i64 0}
!13 = !{!6, !10, i64 8}
!14 = !{!6, !10, i64 16}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = !{!6, !10, i64 24}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopUnrollPass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass