; LLVM IR from mackorone/mms :: old/v2/src/lib/polypartition/polypartition.ll (ZN13TPPLPartition9NormalizeERK9TPPLPoint)

; 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.TPPLPoint = type { double, double }

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #0

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #2

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

; Function Attrs: mustprogress uwtable
define dso_local { double, double } @_ZN13TPPLPartition9NormalizeERK9TPPLPoint(ptr noundef nonnull align 1 dereferenceable(1) %0, ptr noundef nonnull align 8 dereferenceable(16) %1) #3 align 2 {
  %3 = alloca %struct.TPPLPoint, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca double, align 8
  %7 = alloca %struct.TPPLPoint, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.TPPLPoint, ptr %9, i32 0, i32 0
  %11 = load double, ptr %10, align 8, !tbaa !9
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.TPPLPoint, ptr %12, i32 0, i32 0
  %14 = load double, ptr %13, align 8, !tbaa !9
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.TPPLPoint, ptr %15, i32 0, i32 1
  %17 = load double, ptr %16, align 8, !tbaa !12
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.TPPLPoint, ptr %18, i32 0, i32 1
  %20 = load double, ptr %19, align 8, !tbaa !12
  %21 = fmul double %17, %20
  %22 = call double @llvm.fmuladd.f64(double %11, double %14, double %21)
  %23 = call double @sqrt(double noundef %22) #6
  store double %23, ptr %6, align 8, !tbaa !13
  %24 = load double, ptr %6, align 8, !tbaa !13
  %25 = fcmp une double %24, 0.000000e+00
  br i1 %25, label %26, label %34

26:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #6
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  %28 = load double, ptr %6, align 8, !tbaa !13
  %29 = call { double, double } @_ZNK9TPPLPointdvEd(ptr noundef nonnull align 8 dereferenceable(16) %27, double noundef %28)
  %30 = getelementptr inbounds { double, double }, ptr %7, i32 0, i32 0
  %31 = extractvalue { double, double } %29, 0
  store double %31, ptr %30, align 8
  %32 = getelementptr inbounds { double, double }, ptr %7, i32 0, i32 1
  %33 = extractvalue { double, double } %29, 1
  store double %33, ptr %32, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %3, ptr align 8 %7, i64 16, i1 false), !tbaa.struct !14
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #6
  br label %37

34:                                               ; preds = %2
  %35 = getelementptr inbounds %struct.TPPLPoint, ptr %3, i32 0, i32 0
  store double 0.000000e+00, ptr %35, align 8, !tbaa !9
  %36 = getelementptr inbounds %struct.TPPLPoint, ptr %3, i32 0, i32 1
  store double 0.000000e+00, ptr %36, align 8, !tbaa !12
  br label %37

37:                                               ; preds = %34, %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  %38 = load { double, double }, ptr %3, align 8
  ret { double, double } %38
}

; Function Attrs: nounwind
declare double @sqrt(double noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { double, double } @_ZNK9TPPLPointdvEd(ptr noundef nonnull align 8 dereferenceable(16), double noundef) #5 align 2

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 "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 #5 = { 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 #6 = { 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 = !{!"_ZTS9TPPLPoint", !11, i64 0, !11, i64 8}
!11 = !{!"double", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = !{!11, !11, i64 0}
!14 = !{i64 0, i64 8, !13, i64 8, i64 8, !13}


; 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 nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local { double, double } @_ZN13TPPLPartition9NormalizeERK9TPPLPoint(ptr nocapture noundef nonnull readnone align 1 dereferenceable(1) %0, ptr noundef nonnull align 8 dereferenceable(16) %1) local_unnamed_addr #1 align 2 {
  %3 = load double, ptr %1, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %1, i64 8
  %5 = load double, ptr %4, align 8, !tbaa !10
  %6 = fmul double %5, %5
  %7 = tail call double @llvm.fmuladd.f64(double %3, double %3, double %6)
  %sqrt = tail call double @llvm.sqrt.f64(double %7)
  %8 = fcmp une double %sqrt, 0.000000e+00
  br i1 %8, label %9, label %13

9:                                                ; preds = %2
  %10 = tail call { double, double } @_ZNK9TPPLPointdvEd(ptr noundef nonnull align 8 dereferenceable(16) %1, double noundef %sqrt)
  %11 = extractvalue { double, double } %10, 0
  %12 = extractvalue { double, double } %10, 1
  br label %13

13:                                               ; preds = %2, %9
  %.sroa.08.0 = phi double [ %11, %9 ], [ 0.000000e+00, %2 ]
  %.sroa.3.0 = phi double [ %12, %9 ], [ 0.000000e+00, %2 ]
  %.fca.0.insert = insertvalue { double, double } poison, double %.sroa.08.0, 0
  %.fca.1.insert = insertvalue { double, double } %.fca.0.insert, double %.sroa.3.0, 1
  ret { double, double } %.fca.1.insert
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { double, double } @_ZNK9TPPLPointdvEd(ptr noundef nonnull align 8 dereferenceable(16), double noundef) local_unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.sqrt.f64(double) #2

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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 = !{!"_ZTS9TPPLPoint", !7, i64 0, !7, i64 8}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 8}


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