; LLVM IR from ysyesilyurt/ComputerGraphics :: RayTracing/Scene.ll (Z14computeAmbientPK8MaterialRK8Vector3f)

; 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.Vector3f = type { %union.anon, %union.anon.0, %union.anon.1 }
%union.anon = type { float }
%union.anon.0 = type { float }
%union.anon.1 = type { float }
%class.Material = type { i32, i32, %struct.Vector3f, %struct.Vector3f, %struct.Vector3f, %struct.Vector3f }

; 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) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local { <2 x float>, float } @_Z14computeAmbientPK8MaterialRK8Vector3f(ptr noundef %0, ptr noundef nonnull align 4 dereferenceable(12) %1) #1 {
  %3 = alloca %struct.Vector3f, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca { <2 x float>, float }, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.Vector3f, ptr %3, i32 0, i32 0
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds %class.Material, ptr %8, i32 0, i32 2
  %10 = getelementptr inbounds %struct.Vector3f, ptr %9, i32 0, i32 0
  %11 = load float, ptr %10, align 4, !tbaa !9
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.Vector3f, ptr %12, i32 0, i32 0
  %14 = load float, ptr %13, align 4, !tbaa !9
  %15 = fmul float %11, %14
  store float %15, ptr %7, align 4, !tbaa !9
  %16 = getelementptr inbounds %struct.Vector3f, ptr %3, i32 0, i32 1
  %17 = load ptr, ptr %4, align 8, !tbaa !5
  %18 = getelementptr inbounds %class.Material, ptr %17, i32 0, i32 2
  %19 = getelementptr inbounds %struct.Vector3f, ptr %18, i32 0, i32 1
  %20 = load float, ptr %19, align 4, !tbaa !9
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.Vector3f, ptr %21, i32 0, i32 1
  %23 = load float, ptr %22, align 4, !tbaa !9
  %24 = fmul float %20, %23
  store float %24, ptr %16, align 4, !tbaa !9
  %25 = getelementptr inbounds %struct.Vector3f, ptr %3, i32 0, i32 2
  %26 = load ptr, ptr %4, align 8, !tbaa !5
  %27 = getelementptr inbounds %class.Material, ptr %26, i32 0, i32 2
  %28 = getelementptr inbounds %struct.Vector3f, ptr %27, i32 0, i32 2
  %29 = load float, ptr %28, align 4, !tbaa !9
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.Vector3f, ptr %30, i32 0, i32 2
  %32 = load float, ptr %31, align 4, !tbaa !9
  %33 = fmul float %29, %32
  store float %33, ptr %25, align 4, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 4 %3, i64 12, i1 false)
  %34 = load { <2 x float>, float }, ptr %6, align 8
  ret { <2 x float>, float } %34
}

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

!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 = !{!7, !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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local { <2 x float>, float } @_Z14computeAmbientPK8MaterialRK8Vector3f(ptr nocapture noundef readonly %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(12) %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load <2 x float>, ptr %3, align 4, !tbaa !5
  %5 = load <2 x float>, ptr %1, align 4, !tbaa !5
  %6 = fmul <2 x float> %4, %5
  %7 = getelementptr inbounds i8, ptr %0, i64 16
  %8 = load float, ptr %7, align 4, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %1, i64 8
  %10 = load float, ptr %9, align 4, !tbaa !5
  %11 = fmul float %8, %10
  %.fca.0.insert = insertvalue { <2 x float>, float } poison, <2 x float> %6, 0
  %.fca.1.insert = insertvalue { <2 x float>, float } %.fca.0.insert, float %11, 1
  ret { <2 x float>, 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


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