; LLVM IR from drohmer/cgp :: library/cgp/11_mesh/mesh/mesh.ll (ZN3cgp4mesh5scaleEfff)

; 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"

%"class.__gnu_cxx::__normal_iterator.17" = type { ptr }
%"struct.cgp::mesh" = type { %"struct.cgp::numarray", %"struct.cgp::numarray", %"struct.cgp::numarray", %"struct.cgp::numarray.0", %"struct.cgp::numarray.6" }
%"struct.cgp::numarray" = type { %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<cgp::numarray_stack<float, 3>, std::allocator<cgp::numarray_stack<float, 3>>>::_Vector_impl" }
%"struct.std::_Vector_base<cgp::numarray_stack<float, 3>, std::allocator<cgp::numarray_stack<float, 3>>>::_Vector_impl" = type { %"struct.std::_Vector_base<cgp::numarray_stack<float, 3>, std::allocator<cgp::numarray_stack<float, 3>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<cgp::numarray_stack<float, 3>, std::allocator<cgp::numarray_stack<float, 3>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.cgp::numarray.0" = type { %"class.std::vector.1" }
%"class.std::vector.1" = type { %"struct.std::_Vector_base.2" }
%"struct.std::_Vector_base.2" = type { %"struct.std::_Vector_base<cgp::numarray_stack<float, 2>, std::allocator<cgp::numarray_stack<float, 2>>>::_Vector_impl" }
%"struct.std::_Vector_base<cgp::numarray_stack<float, 2>, std::allocator<cgp::numarray_stack<float, 2>>>::_Vector_impl" = type { %"struct.std::_Vector_base<cgp::numarray_stack<float, 2>, std::allocator<cgp::numarray_stack<float, 2>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<cgp::numarray_stack<float, 2>, std::allocator<cgp::numarray_stack<float, 2>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.cgp::numarray.6" = type { %"class.std::vector.7" }
%"class.std::vector.7" = type { %"struct.std::_Vector_base.8" }
%"struct.std::_Vector_base.8" = type { %"struct.std::_Vector_base<cgp::numarray_stack<unsigned int, 3>, std::allocator<cgp::numarray_stack<unsigned int, 3>>>::_Vector_impl" }
%"struct.std::_Vector_base<cgp::numarray_stack<unsigned int, 3>, std::allocator<cgp::numarray_stack<unsigned int, 3>>>::_Vector_impl" = type { %"struct.std::_Vector_base<cgp::numarray_stack<unsigned int, 3>, std::allocator<cgp::numarray_stack<unsigned int, 3>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<cgp::numarray_stack<unsigned int, 3>, std::allocator<cgp::numarray_stack<unsigned int, 3>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.cgp::numarray_stack" = type { float, float, float }

; 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: mustprogress nounwind uwtable
declare dso_local ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(120) ptr @_ZN3cgp4mesh13normal_updateEv(ptr noundef nonnull align 8 dereferenceable(120)) #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(120) ptr @_ZN3cgp4mesh5scaleEfff(ptr noundef nonnull align 8 dereferenceable(120) %0, float noundef %1, float noundef %2, float noundef %3) #3 align 2 {
  %5 = alloca ptr, align 8
  %6 = alloca float, align 4
  %7 = alloca float, align 4
  %8 = alloca float, align 4
  %9 = alloca ptr, align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator.17", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator.17", align 8
  %12 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store float %1, ptr %6, align 4, !tbaa !9
  store float %2, ptr %7, align 4, !tbaa !9
  store float %3, ptr %8, align 4, !tbaa !9
  %13 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %14 = getelementptr inbounds %"struct.cgp::mesh", ptr %13, i32 0, i32 0
  store ptr %14, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %15 = load ptr, ptr %9, align 8, !tbaa !5
  %16 = call ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %15)
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.17", ptr %10, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %18 = load ptr, ptr %9, align 8, !tbaa !5
  %19 = call ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %18)
  %20 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.17", ptr %11, i32 0, i32 0
  store ptr %19, ptr %20, align 8
  br label %21

21:                                               ; preds = %41, %4
  %22 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  br i1 %22, label %24, label %23

23:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  br label %43

24:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  %25 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  store ptr %25, ptr %12, align 8, !tbaa !5
  %26 = load float, ptr %6, align 4, !tbaa !9
  %27 = load ptr, ptr %12, align 8, !tbaa !5
  %28 = getelementptr inbounds %"struct.cgp::numarray_stack", ptr %27, i32 0, i32 0
  %29 = load float, ptr %28, align 4, !tbaa !11
  %30 = fmul float %29, %26
  store float %30, ptr %28, align 4, !tbaa !11
  %31 = load float, ptr %7, align 4, !tbaa !9
  %32 = load ptr, ptr %12, align 8, !tbaa !5
  %33 = getelementptr inbounds %"struct.cgp::numarray_stack", ptr %32, i32 0, i32 1
  %34 = load float, ptr %33, align 4, !tbaa !13
  %35 = fmul float %34, %31
  store float %35, ptr %33, align 4, !tbaa !13
  %36 = load float, ptr %8, align 4, !tbaa !9
  %37 = load ptr, ptr %12, align 8, !tbaa !5
  %38 = getelementptr inbounds %"struct.cgp::numarray_stack", ptr %37, i32 0, i32 2
  %39 = load float, ptr %38, align 4, !tbaa !14
  %40 = fmul float %39, %36
  store float %40, ptr %38, align 4, !tbaa !14
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  br label %41

41:                                               ; preds = %24
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  br label %21

43:                                               ; preds = %23
  %44 = call noundef nonnull align 8 dereferenceable(120) ptr @_ZN3cgp4mesh13normal_updateEv(ptr noundef nonnull align 8 dereferenceable(120) %13)
  ret ptr %13
}

attributes #0 = { nocallback nofree nosync 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" }
attributes #2 = { inlinehint 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" }
attributes #3 = { 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 #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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"float", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSN3cgp14numarray_stackIfLi3EEE", !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"

%"class.__gnu_cxx::__normal_iterator.17" = type { ptr }

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(120) ptr @_ZN3cgp4mesh13normal_updateEv(ptr noundef nonnull align 8 dereferenceable(120)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(120) ptr @_ZN3cgp4mesh5scaleEfff(ptr noundef nonnull returned align 8 dereferenceable(120) %0, float noundef %1, float noundef %2, float noundef %3) local_unnamed_addr #3 align 2 {
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.17", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.17", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %7 = tail call ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  store ptr %7, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %8 = tail call ptr @_ZN3cgp8numarrayINS_14numarray_stackIfLi3EEEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  store ptr %8, ptr %6, align 8
  %9 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %9, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %4
  %10 = insertelement <2 x float> poison, float %1, i64 0
  %11 = insertelement <2 x float> %10, float %2, i64 1
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  %12 = call noundef nonnull align 8 dereferenceable(120) ptr @_ZN3cgp4mesh13normal_updateEv(ptr noundef nonnull align 8 dereferenceable(120) %0)
  ret ptr %0

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %13 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %14 = load <2 x float>, ptr %13, align 4, !tbaa !5
  %15 = fmul <2 x float> %14, %11
  store <2 x float> %15, ptr %13, align 4, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %13, i64 8
  %17 = load float, ptr %16, align 4, !tbaa !9
  %18 = fmul float %17, %3
  store float %18, ptr %16, align 4, !tbaa !9
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %20 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3cgp14numarray_stackIfLi3EEESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %20, label %.lr.ph, label %._crit_edge
}

attributes #0 = { mustprogress nocallback nofree nosync 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" }
attributes #2 = { inlinehint 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" }
attributes #3 = { 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 #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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 8}
!10 = !{!"_ZTSN3cgp14numarray_stackIfLi3EEE", !6, i64 0, !6, i64 4, !6, i64 8}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SLPVectorizerPass,SROAPass,SimplifyCFGPass,TailCallElimPass