; LLVM IR from HRI-EU/Rcs :: src/RcsCore (Rcs_Vec3d)

; 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"

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind
declare double @sqrt(double noundef) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #2

; Function Attrs: nounwind uwtable
define dso_local double @Vec3d_normalizeSelf(ptr noundef %0) #3 {
  %2 = alloca ptr, align 8
  %3 = alloca double, align 8
  %4 = alloca double, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = getelementptr inbounds double, ptr %5, i64 0
  %7 = load double, ptr %6, align 8, !tbaa !9
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = getelementptr inbounds double, ptr %8, i64 0
  %10 = load double, ptr %9, align 8, !tbaa !9
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds double, ptr %11, i64 1
  %13 = load double, ptr %12, align 8, !tbaa !9
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = getelementptr inbounds double, ptr %14, i64 1
  %16 = load double, ptr %15, align 8, !tbaa !9
  %17 = fmul double %13, %16
  %18 = call double @llvm.fmuladd.f64(double %7, double %10, double %17)
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds double, ptr %19, i64 2
  %21 = load double, ptr %20, align 8, !tbaa !9
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  %23 = getelementptr inbounds double, ptr %22, i64 2
  %24 = load double, ptr %23, align 8, !tbaa !9
  %25 = call double @llvm.fmuladd.f64(double %21, double %24, double %18)
  %26 = call double @sqrt(double noundef %25) #4
  store double %26, ptr %3, align 8, !tbaa !9
  %27 = load double, ptr %3, align 8, !tbaa !9
  %28 = fcmp ogt double %27, 0.000000e+00
  br i1 %28, label %29, label %47

29:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %30 = load double, ptr %3, align 8, !tbaa !9
  %31 = fdiv double 1.000000e+00, %30
  store double %31, ptr %4, align 8, !tbaa !9
  %32 = load double, ptr %4, align 8, !tbaa !9
  %33 = load ptr, ptr %2, align 8, !tbaa !5
  %34 = getelementptr inbounds double, ptr %33, i64 0
  %35 = load double, ptr %34, align 8, !tbaa !9
  %36 = fmul double %35, %32
  store double %36, ptr %34, align 8, !tbaa !9
  %37 = load double, ptr %4, align 8, !tbaa !9
  %38 = load ptr, ptr %2, align 8, !tbaa !5
  %39 = getelementptr inbounds double, ptr %38, i64 1
  %40 = load double, ptr %39, align 8, !tbaa !9
  %41 = fmul double %40, %37
  store double %41, ptr %39, align 8, !tbaa !9
  %42 = load double, ptr %4, align 8, !tbaa !9
  %43 = load ptr, ptr %2, align 8, !tbaa !5
  %44 = getelementptr inbounds double, ptr %43, i64 2
  %45 = load double, ptr %44, align 8, !tbaa !9
  %46 = fmul double %45, %42
  store double %46, ptr %44, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  br label %47

47:                                               ; preds = %29, %1
  %48 = load double, ptr %3, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  ret double %48
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind "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 speculatable willreturn memory(none) }
attributes #3 = { 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" }
attributes #4 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"double", !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 nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #0

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local double @Vec3d_normalizeSelf(ptr nocapture noundef %0) local_unnamed_addr #1 {
  %2 = load <2 x double>, ptr %0, align 8, !tbaa !5
  %3 = fmul <2 x double> %2, %2
  %4 = extractelement <2 x double> %3, i64 1
  %5 = extractelement <2 x double> %2, i64 0
  %6 = tail call double @llvm.fmuladd.f64(double %5, double %5, double %4)
  %7 = getelementptr inbounds i8, ptr %0, i64 16
  %8 = load double, ptr %7, align 8, !tbaa !5
  %9 = tail call double @llvm.fmuladd.f64(double %8, double %8, double %6)
  %sqrt = tail call double @llvm.sqrt.f64(double %9)
  %10 = fcmp ogt double %sqrt, 0.000000e+00
  br i1 %10, label %11, label %17

11:                                               ; preds = %1
  %12 = fdiv double 1.000000e+00, %sqrt
  %13 = insertelement <2 x double> poison, double %12, i64 0
  %14 = shufflevector <2 x double> %13, <2 x double> poison, <2 x i32> zeroinitializer
  %15 = fmul <2 x double> %14, %2
  store <2 x double> %15, ptr %0, align 8, !tbaa !5
  %16 = fmul double %12, %8
  store double %16, ptr %7, align 8, !tbaa !5
  br label %17

17:                                               ; preds = %11, %1
  ret double %sqrt
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.sqrt.f64(double) #2

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { 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" }
attributes #2 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: AggressiveInstCombinePass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SLPVectorizerPass,SROAPass,TailCallElimPass,VectorCombinePass