; LLVM IR from SOHNE/Dura2D :: src/kinetics/d2Force.ll (ZN7d2Force17GenerateDragForceERK6d2Bodyf)

; 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.d2Vec2 = type { float, float }

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_ZN7d2Force17GenerateDragForceERK6d2Bodyf(ptr noundef nonnull align 8 dereferenceable(132) %0, float noundef %1) #0 align 2 {
  %3 = alloca %struct.d2Vec2, align 4
  %4 = alloca ptr, align 8
  %5 = alloca float, align 4
  %6 = alloca %struct.d2Vec2, align 4
  %7 = alloca %struct.d2Vec2, align 4
  %8 = alloca float, align 4
  %9 = alloca %struct.d2Vec2, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store float %1, ptr %5, align 4, !tbaa !9
  call void @_ZN6d2Vec2C2Eff(ptr noundef nonnull align 4 dereferenceable(8) %3, float noundef 0.000000e+00, float noundef 0.000000e+00)
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132) %10)
  %12 = call noundef float @_ZNK6d2Vec213LenghtSquaredEv(ptr noundef nonnull align 4 dereferenceable(8) %11)
  %13 = fcmp ogt float %12, 0.000000e+00
  br i1 %13, label %14, label %27

14:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132) %15)
  %17 = call <2 x float> @_ZNK6d2Vec210UnitVectorEv(ptr noundef nonnull align 4 dereferenceable(8) %16)
  store <2 x float> %17, ptr %7, align 4
  %18 = call <2 x float> @_ZNK6d2Vec2mlEf(ptr noundef nonnull align 4 dereferenceable(8) %7, float noundef -1.000000e+00)
  store <2 x float> %18, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  %19 = load float, ptr %5, align 4, !tbaa !9
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132) %20)
  %22 = call noundef float @_ZNK6d2Vec213LenghtSquaredEv(ptr noundef nonnull align 4 dereferenceable(8) %21)
  %23 = fmul float %19, %22
  store float %23, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %24 = load float, ptr %8, align 4, !tbaa !9
  %25 = call <2 x float> @_ZNK6d2Vec2mlEf(ptr noundef nonnull align 4 dereferenceable(8) %6, float noundef %24)
  store <2 x float> %25, ptr %9, align 4
  %26 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZN6d2Vec2aSERKS_(ptr noundef nonnull align 4 dereferenceable(8) %3, ptr noundef nonnull align 4 dereferenceable(8) %9)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %27

27:                                               ; preds = %14, %2
  %28 = load <2 x float>, ptr %3, align 4
  ret <2 x float> %28
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6d2Vec2C2Eff(ptr noundef nonnull align 4 dereferenceable(8), float noundef, float noundef) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef float @_ZNK6d2Vec213LenghtSquaredEv(ptr noundef nonnull align 4 dereferenceable(8)) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress uwtable
declare dso_local <2 x float> @_ZNK6d2Vec210UnitVectorEv(ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

declare <2 x float> @_ZNK6d2Vec2mlEf(ptr noundef nonnull align 4 dereferenceable(8), float noundef) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 4 dereferenceable(8) ptr @_ZN6d2Vec2aSERKS_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) #4

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="64" "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 = { 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 = { inlinehint 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 #3 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { "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 = { 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 = !{!"float", !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.d2Vec2 = type { float, float }

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_ZN7d2Force17GenerateDragForceERK6d2Bodyf(ptr noundef nonnull align 8 dereferenceable(132) %0, float noundef %1) local_unnamed_addr #0 align 2 {
  %3 = alloca %struct.d2Vec2, align 8
  %4 = alloca %struct.d2Vec2, align 8
  %5 = alloca %struct.d2Vec2, align 8
  %6 = alloca %struct.d2Vec2, align 8
  call void @_ZN6d2Vec2C2Eff(ptr noundef nonnull align 4 dereferenceable(8) %3, float noundef 0.000000e+00, float noundef 0.000000e+00)
  %7 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132) %0)
  %8 = call noundef float @_ZNK6d2Vec213LenghtSquaredEv(ptr noundef nonnull align 4 dereferenceable(8) %7)
  %9 = fcmp ogt float %8, 0.000000e+00
  br i1 %9, label %10, label %19

10:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %11 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132) %0)
  %12 = call <2 x float> @_ZNK6d2Vec210UnitVectorEv(ptr noundef nonnull align 4 dereferenceable(8) %11)
  store <2 x float> %12, ptr %5, align 8
  %13 = call <2 x float> @_ZNK6d2Vec2mlEf(ptr noundef nonnull align 4 dereferenceable(8) %5, float noundef -1.000000e+00)
  store <2 x float> %13, ptr %4, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  %14 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132) %0)
  %15 = call noundef float @_ZNK6d2Vec213LenghtSquaredEv(ptr noundef nonnull align 4 dereferenceable(8) %14)
  %16 = fmul float %15, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %17 = call <2 x float> @_ZNK6d2Vec2mlEf(ptr noundef nonnull align 4 dereferenceable(8) %4, float noundef %16)
  store <2 x float> %17, ptr %6, align 8
  %18 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZN6d2Vec2aSERKS_(ptr noundef nonnull align 4 dereferenceable(8) %3, ptr noundef nonnull align 4 dereferenceable(8) %6)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %19

19:                                               ; preds = %10, %2
  %20 = load <2 x float>, ptr %3, align 8
  ret <2 x float> %20
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6d2Vec2C2Eff(ptr noundef nonnull align 4 dereferenceable(8), float noundef, float noundef) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK6d2Body11GetVelocityEv(ptr noundef nonnull align 8 dereferenceable(132)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef float @_ZNK6d2Vec213LenghtSquaredEv(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress uwtable
declare dso_local <2 x float> @_ZNK6d2Vec210UnitVectorEv(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

declare <2 x float> @_ZNK6d2Vec2mlEf(ptr noundef nonnull align 4 dereferenceable(8), float noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 4 dereferenceable(8) ptr @_ZN6d2Vec2aSERKS_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #4

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="64" "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 = { 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 = { inlinehint 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 #3 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { "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 = { 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)"}


; Effective O3 passes: GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,ReassociatePass,SROAPass