; LLVM IR from erayzesen/QuarkPhysics :: QuarkPhysics/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, i32 }

; 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 void @_ZN13TPPLPartition9NormalizeERK9TPPLPoint(ptr dead_on_unwind noalias writable sret(%struct.TPPLPoint) align 8 %0, ptr noundef nonnull align 1 dereferenceable(1) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) #3 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca double, align 8
  %7 = alloca %struct.TPPLPoint, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  store ptr %2, 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 !13
  %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 !13
  %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 !14
  %24 = load double, ptr %6, align 8, !tbaa !14
  %25 = fcmp une double %24, 0.000000e+00
  br i1 %25, label %26, label %29

26:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #6
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  %28 = load double, ptr %6, align 8, !tbaa !14
  call void @_ZNK9TPPLPointdvEd(ptr dead_on_unwind writable sret(%struct.TPPLPoint) align 8 %7, ptr noundef nonnull align 8 dereferenceable(24) %27, double noundef %28)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %0, ptr align 8 %7, i64 24, i1 false), !tbaa.struct !15
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  br label %32

29:                                               ; preds = %3
  %30 = getelementptr inbounds %struct.TPPLPoint, ptr %0, i32 0, i32 0
  store double 0.000000e+00, ptr %30, align 8, !tbaa !9
  %31 = getelementptr inbounds %struct.TPPLPoint, ptr %0, i32 0, i32 1
  store double 0.000000e+00, ptr %31, align 8, !tbaa !13
  br label %32

32:                                               ; preds = %29, %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  ret void
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNK9TPPLPointdvEd(ptr dead_on_unwind noalias writable sret(%struct.TPPLPoint) align 8, ptr noundef nonnull align 8 dereferenceable(24), 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, !12, i64 16}
!11 = !{!"double", !7, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!10, !11, i64 8}
!14 = !{!11, !11, i64 0}
!15 = !{i64 0, i64 8, !14, i64 8, i64 8, !14, i64 16, i64 4, !16}
!16 = !{!12, !12, 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.TPPLPoint = type { double, double, i32 }

; 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 void @_ZN13TPPLPartition9NormalizeERK9TPPLPoint(ptr dead_on_unwind noalias nocapture writable writeonly sret(%struct.TPPLPoint) align 8 %0, ptr nocapture noundef nonnull readnone align 1 dereferenceable(1) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) local_unnamed_addr #1 align 2 {
  %4 = load double, ptr %2, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %2, i64 8
  %6 = load double, ptr %5, align 8, !tbaa !11
  %7 = fmul double %6, %6
  %8 = tail call double @llvm.fmuladd.f64(double %4, double %4, double %7)
  %sqrt = tail call double @llvm.sqrt.f64(double %8)
  %9 = fcmp une double %sqrt, 0.000000e+00
  br i1 %9, label %10, label %11

10:                                               ; preds = %3
  tail call void @_ZNK9TPPLPointdvEd(ptr dead_on_unwind nonnull writable sret(%struct.TPPLPoint) align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %2, double noundef %sqrt)
  br label %12

11:                                               ; preds = %3
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %0, i8 0, i64 16, i1 false)
  br label %12

12:                                               ; preds = %11, %10
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNK9TPPLPointdvEd(ptr dead_on_unwind noalias writable sret(%struct.TPPLPoint) align 8, ptr noundef nonnull align 8 dereferenceable(24), 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

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

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) }
attributes #3 = { 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 = !{!"_ZTS9TPPLPoint", !7, i64 0, !7, i64 8, !10, i64 16}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!6, !7, i64 8}


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