; LLVM IR from acrlw/Physics2D :: Physics2D/source/math/physics2d_vector4.ll (ZN9Physics2D7Vector4C2ERKNS_7Vector3E)

; 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::Vector4" = type { float, float, float, float }
%"struct.Physics2D::Vector3" = type { float, float, float }

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN9Physics2D7Vector4C2ERKNS_7Vector3E(ptr noundef nonnull align 4 dereferenceable(16) %0, ptr noundef nonnull align 4 dereferenceable(12) %1) unnamed_addr #0 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %3, align 8
  %6 = getelementptr inbounds %"struct.Physics2D::Vector4", ptr %5, i32 0, i32 0
  %7 = load ptr, ptr %4, align 8, !tbaa !5
  %8 = getelementptr inbounds %"struct.Physics2D::Vector3", ptr %7, i32 0, i32 0
  %9 = load float, ptr %8, align 4, !tbaa !9
  store float %9, ptr %6, align 4, !tbaa !12
  %10 = getelementptr inbounds %"struct.Physics2D::Vector4", ptr %5, i32 0, i32 1
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = getelementptr inbounds %"struct.Physics2D::Vector3", ptr %11, i32 0, i32 1
  %13 = load float, ptr %12, align 4, !tbaa !14
  store float %13, ptr %10, align 4, !tbaa !15
  %14 = getelementptr inbounds %"struct.Physics2D::Vector4", ptr %5, i32 0, i32 2
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds %"struct.Physics2D::Vector3", ptr %15, i32 0, i32 2
  %17 = load float, ptr %16, align 4, !tbaa !16
  store float %17, ptr %14, align 4, !tbaa !17
  %18 = getelementptr inbounds %"struct.Physics2D::Vector4", ptr %5, i32 0, i32 3
  store float 0.000000e+00, ptr %18, align 4, !tbaa !18
  ret void
}

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" }

!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 = !{!"_ZTSN9Physics2D7Vector3E", !11, i64 0, !11, i64 4, !11, i64 8}
!11 = !{!"float", !7, i64 0}
!12 = !{!13, !11, i64 0}
!13 = !{!"_ZTSN9Physics2D7Vector4E", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12}
!14 = !{!10, !11, i64 4}
!15 = !{!13, !11, i64 4}
!16 = !{!10, !11, i64 8}
!17 = !{!13, !11, i64 8}
!18 = !{!13, !11, i64 12}


; 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 nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local void @_ZN9Physics2D7Vector4C2ERKNS_7Vector3E(ptr nocapture noundef nonnull writeonly align 4 dereferenceable(16) %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(12) %1) unnamed_addr #0 align 2 {
  %3 = load <2 x float>, ptr %1, align 4, !tbaa !5
  store <2 x float> %3, ptr %0, align 4, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = getelementptr inbounds i8, ptr %1, i64 8
  %6 = load float, ptr %5, align 4, !tbaa !9
  store float %6, ptr %4, align 4, !tbaa !11
  %7 = getelementptr inbounds i8, ptr %0, i64 12
  store float 0.000000e+00, ptr %7, align 4, !tbaa !13
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) 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)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 8}
!10 = !{!"_ZTSN9Physics2D7Vector3E", !6, i64 0, !6, i64 4, !6, i64 8}
!11 = !{!12, !6, i64 8}
!12 = !{!"_ZTSN9Physics2D7Vector4E", !6, i64 0, !6, i64 4, !6, i64 8, !6, i64 12}
!13 = !{!12, !6, i64 12}


; Effective O3 passes: EarlyCSEPass,InstCombinePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass