; LLVM IR from ShahjalalShohag/code-library :: Geometry/Geometry 2D.ll (Z21circle_point_relation2PTdS_)

; 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.PT = type { double, double }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z4signd(double noundef) #0

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN2PTC2ERKS_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #0 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: inlinehint mustprogress uwtable
declare dso_local noundef double @_Z4dist2PTS_(ptr noundef, ptr noundef) #2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z21circle_point_relation2PTdS_(ptr noundef %0, double noundef %1, ptr noundef %2) #3 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca double, align 8
  %7 = alloca ptr, align 8
  %8 = alloca double, align 8
  %9 = alloca %struct.PT, align 8
  %10 = alloca %struct.PT, align 8
  %11 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store double %1, ptr %6, align 8, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  call void @_ZN2PTC2ERKS_(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(16) %0)
  call void @_ZN2PTC2ERKS_(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 8 dereferenceable(16) %2)
  %12 = call noundef double @_Z4dist2PTS_(ptr noundef %9, ptr noundef %10)
  store double %12, ptr %8, align 8, !tbaa !9
  %13 = load double, ptr %8, align 8, !tbaa !9
  %14 = load double, ptr %6, align 8, !tbaa !9
  %15 = fsub double %13, %14
  %16 = call noundef i32 @_Z4signd(double noundef %15)
  %17 = icmp slt i32 %16, 0
  br i1 %17, label %18, label %19

18:                                               ; preds = %3
  store i32 2, ptr %4, align 4
  store i32 1, ptr %11, align 4
  br label %27

19:                                               ; preds = %3
  %20 = load double, ptr %8, align 8, !tbaa !9
  %21 = load double, ptr %6, align 8, !tbaa !9
  %22 = fsub double %20, %21
  %23 = call noundef i32 @_Z4signd(double noundef %22)
  %24 = icmp eq i32 %23, 0
  br i1 %24, label %25, label %26

25:                                               ; preds = %19
  store i32 1, ptr %4, align 4
  store i32 1, ptr %11, align 4
  br label %27

26:                                               ; preds = %19
  store i32 0, ptr %4, align 4
  store i32 1, ptr %11, align 4
  br label %27

27:                                               ; preds = %26, %25, %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  %28 = load i32, ptr %4, align 4
  ret i32 %28
}

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 = { inlinehint 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 = { 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 #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, !10, i64 0}
!10 = !{!"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"

%struct.PT = type { double, double }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z4signd(double noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN2PTC2ERKS_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef double @_Z4dist2PTS_(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 0, 3) i32 @_Z21circle_point_relation2PTdS_(ptr noundef nonnull %0, double noundef %1, ptr noundef %2) local_unnamed_addr #2 {
  %4 = alloca %struct.PT, align 8
  %5 = alloca %struct.PT, align 8
  call void @_ZN2PTC2ERKS_(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull align 8 dereferenceable(16) %0)
  call void @_ZN2PTC2ERKS_(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 8 dereferenceable(16) %2)
  %6 = call noundef double @_Z4dist2PTS_(ptr noundef nonnull %4, ptr noundef nonnull %5)
  %7 = fsub double %6, %1
  %8 = call noundef i32 @_Z4signd(double noundef %7)
  %9 = icmp slt i32 %8, 0
  br i1 %9, label %13, label %10

10:                                               ; preds = %3
  %11 = call noundef i32 @_Z4signd(double noundef %7)
  %12 = icmp eq i32 %11, 0
  %. = zext i1 %12 to i32
  br label %13

13:                                               ; preds = %10, %3
  %.0 = phi i32 [ 2, %3 ], [ %., %10 ]
  ret i32 %.0
}

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 = { inlinehint 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 = { 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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass