; LLVM IR from Calvin-L/MarchingTetrahedrons :: Sphere.ll (ZNK6Sphere10gradientAtEfff)

; 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.Vector3D = type { float, float, float }

; Function Attrs: mustprogress uwtable
define dso_local { <2 x float>, float } @_ZNK6Sphere10gradientAtEfff(ptr noundef nonnull align 8 dereferenceable(8) %0, float noundef %1, float noundef %2, float noundef %3) unnamed_addr #0 align 2 {
  %5 = alloca %struct.Vector3D, align 4
  %6 = alloca ptr, align 8
  %7 = alloca float, align 4
  %8 = alloca float, align 4
  %9 = alloca float, align 4
  %10 = alloca { <2 x float>, float }, align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store float %1, ptr %7, align 4, !tbaa !9
  store float %2, ptr %8, align 4, !tbaa !9
  store float %3, ptr %9, align 4, !tbaa !9
  %11 = load ptr, ptr %6, align 8
  %12 = getelementptr inbounds %struct.Vector3D, ptr %5, i32 0, i32 0
  %13 = load float, ptr %7, align 4, !tbaa !9
  store float %13, ptr %12, align 4, !tbaa !11
  %14 = getelementptr inbounds %struct.Vector3D, ptr %5, i32 0, i32 1
  %15 = load float, ptr %8, align 4, !tbaa !9
  store float %15, ptr %14, align 4, !tbaa !13
  %16 = getelementptr inbounds %struct.Vector3D, ptr %5, i32 0, i32 2
  %17 = load float, ptr %9, align 4, !tbaa !9
  store float %17, ptr %16, align 4, !tbaa !14
  call void @_Z9normalizeR8Vector3D(ptr noundef nonnull align 4 dereferenceable(12) %5)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %10, ptr align 4 %5, i64 12, i1 false)
  %18 = load { <2 x float>, float }, ptr %10, align 8
  ret { <2 x float>, float } %18
}

declare void @_Z9normalizeR8Vector3D(ptr noundef nonnull align 4 dereferenceable(12)) #1

; 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) #2

attributes #0 = { 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 #1 = { "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 nounwind willreturn memory(argmem: readwrite) }

!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}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTS8Vector3D", !10, i64 0, !10, i64 4, !10, i64 8}
!13 = !{!12, !10, i64 4}
!14 = !{!12, !10, i64 8}


; 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.Vector3D = type { float, float, float }

; Function Attrs: mustprogress uwtable
define dso_local { <2 x float>, float } @_ZNK6Sphere10gradientAtEfff(ptr nocapture noundef nonnull readnone align 8 dereferenceable(8) %0, float noundef %1, float noundef %2, float noundef %3) unnamed_addr #0 align 2 {
  %5 = alloca %struct.Vector3D, align 8
  store float %1, ptr %5, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %5, i64 4
  store float %2, ptr %6, align 4, !tbaa !10
  %7 = getelementptr inbounds i8, ptr %5, i64 8
  store float %3, ptr %7, align 8, !tbaa !11
  call void @_Z9normalizeR8Vector3D(ptr noundef nonnull align 4 dereferenceable(12) %5)
  %.sroa.0.0.copyload = load <2 x float>, ptr %5, align 8
  %.sroa.2.0.copyload = load float, ptr %7, align 8
  %.fca.0.insert = insertvalue { <2 x float>, float } poison, <2 x float> %.sroa.0.0.copyload, 0
  %.fca.1.insert = insertvalue { <2 x float>, float } %.fca.0.insert, float %.sroa.2.0.copyload, 1
  ret { <2 x float>, float } %.fca.1.insert
}

declare void @_Z9normalizeR8Vector3D(ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #1

attributes #0 = { 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 #1 = { "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, !7, i64 0}
!6 = !{!"_ZTS8Vector3D", !7, i64 0, !7, i64 4, !7, i64 8}
!7 = !{!"float", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 4}
!11 = !{!6, !7, i64 8}


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