; LLVM IR from bhaskar0120/simple-render :: main (normalize)

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

; 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: nounwind uwtable
declare dso_local float @length(<2 x float>, float) #1

; Function Attrs: nounwind uwtable
define dso_local { <2 x float>, float } @normalize(<2 x float> %0, float %1) #1 {
  %3 = alloca %struct.Vector, align 4
  %4 = alloca %struct.Vector, align 4
  %5 = alloca { <2 x float>, float }, align 4
  %6 = alloca float, align 4
  %7 = alloca { <2 x float>, float }, align 4
  %8 = alloca { <2 x float>, float }, align 8
  %9 = getelementptr inbounds { <2 x float>, float }, ptr %5, i32 0, i32 0
  store <2 x float> %0, ptr %9, align 4
  %10 = getelementptr inbounds { <2 x float>, float }, ptr %5, i32 0, i32 1
  store float %1, ptr %10, align 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %4, ptr align 4 %5, i64 12, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %7, ptr align 4 %4, i64 12, i1 false)
  %11 = getelementptr inbounds { <2 x float>, float }, ptr %7, i32 0, i32 0
  %12 = load <2 x float>, ptr %11, align 4
  %13 = getelementptr inbounds { <2 x float>, float }, ptr %7, i32 0, i32 1
  %14 = load float, ptr %13, align 4
  %15 = call float @length(<2 x float> %12, float %14)
  store float %15, ptr %6, align 4, !tbaa !5
  %16 = getelementptr inbounds %struct.Vector, ptr %3, i32 0, i32 0
  %17 = getelementptr inbounds %struct.Vector, ptr %4, i32 0, i32 0
  %18 = load float, ptr %17, align 4, !tbaa !9
  %19 = load float, ptr %6, align 4, !tbaa !5
  %20 = fdiv float %18, %19
  store float %20, ptr %16, align 4, !tbaa !9
  %21 = getelementptr inbounds %struct.Vector, ptr %3, i32 0, i32 1
  %22 = getelementptr inbounds %struct.Vector, ptr %4, i32 0, i32 1
  %23 = load float, ptr %22, align 4, !tbaa !11
  %24 = load float, ptr %6, align 4, !tbaa !5
  %25 = fdiv float %23, %24
  store float %25, ptr %21, align 4, !tbaa !11
  %26 = getelementptr inbounds %struct.Vector, ptr %3, i32 0, i32 2
  %27 = getelementptr inbounds %struct.Vector, ptr %4, i32 0, i32 2
  %28 = load float, ptr %27, align 4, !tbaa !12
  %29 = load float, ptr %6, align 4, !tbaa !5
  %30 = fdiv float %28, %29
  store float %30, ptr %26, align 4, !tbaa !12
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %8, ptr align 4 %3, i64 12, i1 false)
  %31 = load { <2 x float>, float }, ptr %8, align 8
  ret { <2 x float>, float } %31
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind uwtable "min-legal-vector-width"="64" "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 nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"", !6, i64 0, !6, i64 4, !6, i64 8}
!11 = !{!10, !6, i64 4}
!12 = !{!10, !6, 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"

; Function Attrs: nounwind uwtable
declare dso_local float @length(<2 x float>, float) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local { <2 x float>, float } @normalize(<2 x float> %0, float %1) local_unnamed_addr #0 {
  %3 = tail call float @length(<2 x float> %0, float %1)
  %4 = insertelement <2 x float> poison, float %3, i64 0
  %5 = shufflevector <2 x float> %4, <2 x float> poison, <2 x i32> zeroinitializer
  %6 = fdiv <2 x float> %0, %5
  %7 = fdiv float %1, %3
  %.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 %7, 1
  ret { <2 x float>, float } %.fca.1.insert
}

attributes #0 = { nounwind uwtable "min-legal-vector-width"="64" "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)"}


; Effective O3 passes: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SLPVectorizerPass,SROAPass,TailCallElimPass