; LLVM IR from niessner/Matterport :: code/gaps/pkgs/R3Shapes/R3MeshProperty.ll (ZNK14R3MeshProperty6MedianEv)

; 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.R3MeshProperty = type { ptr, [1024 x i8], i32, ptr, double, double, double, double, double, double }

; 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
declare dso_local noundef double @_ZNK14R3MeshProperty10PercentileEd(ptr noundef nonnull align 8 dereferenceable(1096), double noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_ZNK14R3MeshProperty6MedianEv(ptr noundef nonnull align 8 dereferenceable(1096) %0) #1 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  %5 = getelementptr inbounds %struct.R3MeshProperty, ptr %4, i32 0, i32 8
  %6 = load double, ptr %5, align 8, !tbaa !9
  %7 = fcmp oeq double %6, -1.000000e+00
  br i1 %7, label %8, label %12

8:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #2
  store ptr %4, ptr %3, align 8, !tbaa !5
  %9 = call noundef double @_ZNK14R3MeshProperty10PercentileEd(ptr noundef nonnull align 8 dereferenceable(1096) %4, double noundef 5.000000e+01)
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.R3MeshProperty, ptr %10, i32 0, i32 8
  store double %9, ptr %11, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #2
  br label %12

12:                                               ; preds = %8, %1
  %13 = getelementptr inbounds %struct.R3MeshProperty, ptr %4, i32 0, i32 8
  %14 = load double, ptr %13, align 8, !tbaa !9
  ret double %14
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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, !12, i64 1080}
!10 = !{!"_ZTS14R3MeshProperty", !6, i64 0, !7, i64 8, !11, i64 1032, !6, i64 1040, !12, i64 1048, !12, i64 1056, !12, i64 1064, !12, i64 1072, !12, i64 1080, !12, i64 1088}
!11 = !{!"int", !7, i64 0}
!12 = !{!"double", !7, i64 0}


; 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 uwtable
declare dso_local noundef double @_ZNK14R3MeshProperty10PercentileEd(ptr noundef nonnull align 8 dereferenceable(1096), double noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_ZNK14R3MeshProperty6MedianEv(ptr noundef nonnull align 8 dereferenceable(1096) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 1080
  %3 = load double, ptr %2, align 8, !tbaa !5
  %4 = fcmp oeq double %3, -1.000000e+00
  br i1 %4, label %5, label %7

5:                                                ; preds = %1
  %6 = tail call noundef double @_ZNK14R3MeshProperty10PercentileEd(ptr noundef nonnull align 8 dereferenceable(1096) %0, double noundef 5.000000e+01)
  store double %6, ptr %2, align 8, !tbaa !5
  br label %7

7:                                                ; preds = %5, %1
  %8 = phi double [ %6, %5 ], [ %3, %1 ]
  ret double %8
}

attributes #0 = { 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" }

!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, !11, i64 1080}
!6 = !{!"_ZTS14R3MeshProperty", !7, i64 0, !8, i64 8, !10, i64 1032, !7, i64 1040, !11, i64 1048, !11, i64 1056, !11, i64 1064, !11, i64 1072, !11, i64 1080, !11, i64 1088}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"double", !8, i64 0}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,TailCallElimPass