; LLVM IR from acrlw/Physics2D :: Physics2D/source/math/physics2d_vector2.ll (ZN9Physics2D7Vector2dVERKi)

; 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.Physics2D::Vector2" = type { float, float }

@.str.1 = external hidden unnamed_addr constant [93 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [22 x i8], align 1
@__PRETTY_FUNCTION__._ZN9Physics2D7Vector2dVERKi = external hidden unnamed_addr constant [53 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr 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: 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 zeroext i1 @_ZN9Physics2D9realEqualERKfS1_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZN9Physics2D7Vector2dVERKi(ptr noundef nonnull align 4 dereferenceable(8) %0, ptr noundef nonnull align 4 dereferenceable(4) %1) #3 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca float, align 4
  %6 = alloca float, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = load i32, ptr %8, align 4, !tbaa !9
  %10 = sitofp i32 %9 to float
  store float %10, ptr %5, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store float 0.000000e+00, ptr %6, align 4, !tbaa !11
  %11 = call noundef zeroext i1 @_ZN9Physics2D9realEqualERKfS1_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %12 = xor i1 %11, true
  br i1 %12, label %13, label %14

13:                                               ; preds = %2
  br label %16

14:                                               ; preds = %2
  call void @__assert_fail(ptr noundef @.str.3, ptr noundef @.str.1, i32 noundef 231, ptr noundef @__PRETTY_FUNCTION__._ZN9Physics2D7Vector2dVERKi) #5
  unreachable

15:                                               ; No predecessors!
  br label %16

16:                                               ; preds = %15, %13
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  %17 = load ptr, ptr %4, align 8, !tbaa !5
  %18 = load i32, ptr %17, align 4, !tbaa !9
  %19 = sitofp i32 %18 to float
  %20 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %7, i32 0, i32 0
  %21 = load float, ptr %20, align 4, !tbaa !13
  %22 = fdiv float %21, %19
  store float %22, ptr %20, align 4, !tbaa !13
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = load i32, ptr %23, align 4, !tbaa !9
  %25 = sitofp i32 %24 to float
  %26 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %7, i32 0, i32 1
  %27 = load float, ptr %26, align 4, !tbaa !15
  %28 = fdiv float %27, %25
  store float %28, ptr %26, align 4, !tbaa !15
  ret ptr %7
}

attributes #0 = { noreturn 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 #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 }
attributes #5 = { noreturn 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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"float", !7, i64 0}
!13 = !{!14, !12, i64 0}
!14 = !{!"_ZTSN9Physics2D7Vector2E", !12, i64 0, !12, i64 4}
!15 = !{!14, !12, i64 4}


; 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"

@.str.1 = external hidden unnamed_addr constant [93 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [22 x i8], align 1
@__PRETTY_FUNCTION__._ZN9Physics2D7Vector2dVERKi = external hidden unnamed_addr constant [53 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

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

; Function Attrs: mustprogress 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 zeroext i1 @_ZN9Physics2D9realEqualERKfS1_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZN9Physics2D7Vector2dVERKi(ptr noundef nonnull returned align 4 dereferenceable(8) %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(4) %1) local_unnamed_addr #3 align 2 {
  %3 = alloca float, align 4
  %4 = alloca float, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  %5 = load i32, ptr %1, align 4, !tbaa !5
  %6 = sitofp i32 %5 to float
  store float %6, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  store float 0.000000e+00, ptr %4, align 4, !tbaa !9
  %7 = call noundef zeroext i1 @_ZN9Physics2D9realEqualERKfS1_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
  br i1 %7, label %8, label %9

8:                                                ; preds = %2
  call void @__assert_fail(ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.1, i32 noundef 231, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN9Physics2D7Vector2dVERKi) #5
  unreachable

9:                                                ; preds = %2
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  %10 = load i32, ptr %1, align 4, !tbaa !5
  %11 = sitofp i32 %10 to float
  %12 = load <2 x float>, ptr %0, align 4, !tbaa !9
  %13 = insertelement <2 x float> poison, float %11, i64 0
  %14 = shufflevector <2 x float> %13, <2 x float> poison, <2 x i32> zeroinitializer
  %15 = fdiv <2 x float> %12, %14
  store <2 x float> %15, ptr %0, align 4, !tbaa !9
  ret ptr %0
}

attributes #0 = { noreturn 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 #1 = { mustprogress 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 }
attributes #5 = { noreturn 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"float", !7, i64 0}


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