; LLVM IR from hans-ob1/neural_cam_ros :: src/detector (box)

; 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.box = type { float, float, float, float }

; Function Attrs: nounwind uwtable
define dso_local { <2 x float>, <2 x float> } @float_to_box(ptr noundef %0) #0 {
  %2 = alloca %struct.box, align 4
  %3 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds float, ptr %4, i64 0
  %6 = load float, ptr %5, align 4, !tbaa !9
  %7 = getelementptr inbounds %struct.box, ptr %2, i32 0, i32 0
  store float %6, ptr %7, align 4, !tbaa !11
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds float, ptr %8, i64 1
  %10 = load float, ptr %9, align 4, !tbaa !9
  %11 = getelementptr inbounds %struct.box, ptr %2, i32 0, i32 1
  store float %10, ptr %11, align 4, !tbaa !13
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = getelementptr inbounds float, ptr %12, i64 2
  %14 = load float, ptr %13, align 4, !tbaa !9
  %15 = getelementptr inbounds %struct.box, ptr %2, i32 0, i32 2
  store float %14, ptr %15, align 4, !tbaa !14
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = getelementptr inbounds float, ptr %16, i64 3
  %18 = load float, ptr %17, align 4, !tbaa !9
  %19 = getelementptr inbounds %struct.box, ptr %2, i32 0, i32 3
  store float %18, ptr %19, align 4, !tbaa !15
  %20 = load { <2 x float>, <2 x float> }, ptr %2, align 4
  ret { <2 x float>, <2 x float> } %20
}

attributes #0 = { 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"float", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12}
!13 = !{!12, !10, i64 4}
!14 = !{!12, !10, i64 8}
!15 = !{!12, !10, 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: read) uwtable
define dso_local { <2 x float>, <2 x float> } @float_to_box(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = load <4 x float>, ptr %0, align 4, !tbaa !5
  %3 = shufflevector <4 x float> %2, <4 x float> poison, <2 x i32> <i32 0, i32 1>
  %4 = shufflevector <4 x float> %2, <4 x float> poison, <2 x i32> <i32 2, i32 3>
  %.fca.0.insert = insertvalue { <2 x float>, <2 x float> } poison, <2 x float> %3, 0
  %.fca.1.insert = insertvalue { <2 x float>, <2 x float> } %.fca.0.insert, <2 x float> %4, 1
  ret { <2 x float>, <2 x float> } %.fca.1.insert
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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/C++ TBAA"}


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