; LLVM IR from drohmer/cgp :: library/cgp/10_camera_model/camera_model/camera_generic_base/camera_generic_base_cc62012e (frameEv)

; 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.cgp::frame" = type { %"struct.cgp::rotation_transform", %"struct.cgp::numarray_stack.0" }
%"struct.cgp::rotation_transform" = type { %"struct.cgp::quaternion" }
%"struct.cgp::quaternion" = type { %"struct.cgp::numarray_stack" }
%"struct.cgp::numarray_stack" = type { float, float, float, float }
%"struct.cgp::numarray_stack.0" = type { float, float, float }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK3cgp19camera_generic_base8to_frameEv(ptr dead_on_unwind noalias writable sret(%"struct.cgp::frame") align 4 %0, ptr noundef nonnull align 8 dereferenceable(8) %1) #0 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca %"struct.cgp::rotation_transform", align 4
  %5 = alloca %"struct.cgp::numarray_stack.0", align 4
  %6 = alloca { <2 x float>, float }, align 8
  store ptr %1, ptr %3, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %4) #4
  %8 = load ptr, ptr %7, align 8, !tbaa !9
  %9 = getelementptr inbounds ptr, ptr %8, i64 1
  %10 = load ptr, ptr %9, align 8
  %11 = call { <2 x float>, <2 x float> } %10(ptr noundef nonnull align 8 dereferenceable(8) %7)
  %12 = getelementptr inbounds %"struct.cgp::rotation_transform", ptr %4, i32 0, i32 0
  %13 = getelementptr inbounds %"struct.cgp::quaternion", ptr %12, i32 0, i32 0
  %14 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %13, i32 0, i32 0
  %15 = extractvalue { <2 x float>, <2 x float> } %11, 0
  store <2 x float> %15, ptr %14, align 4
  %16 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %13, i32 0, i32 1
  %17 = extractvalue { <2 x float>, <2 x float> } %11, 1
  store <2 x float> %17, ptr %16, align 4
  call void @llvm.lifetime.start.p0(i64 12, ptr %5) #4
  %18 = load ptr, ptr %7, align 8, !tbaa !9
  %19 = getelementptr inbounds ptr, ptr %18, i64 0
  %20 = load ptr, ptr %19, align 8
  %21 = call { <2 x float>, float } %20(ptr noundef nonnull align 8 dereferenceable(8) %7)
  store { <2 x float>, float } %21, ptr %6, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %5, ptr align 8 %6, i64 12, i1 false)
  call void @_ZN3cgp5frameC1ERKNS_18rotation_transformERKNS_14numarray_stackIfLi3EEE(ptr noundef nonnull align 4 dereferenceable(28) %0, ptr noundef nonnull align 4 dereferenceable(16) %4, ptr noundef nonnull align 4 dereferenceable(12) %5)
  call void @llvm.lifetime.end.p0(i64 12, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %4) #4
  ret void
}

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

declare void @_ZN3cgp5frameC1ERKNS_18rotation_transformERKNS_14numarray_stackIfLi3EEE(ptr noundef nonnull align 4 dereferenceable(28), ptr noundef nonnull align 4 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(12)) unnamed_addr #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { mustprogress 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 = !{!"vtable pointer", !8, 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"

%"struct.cgp::frame" = type { %"struct.cgp::rotation_transform", %"struct.cgp::numarray_stack.0" }
%"struct.cgp::rotation_transform" = type { %"struct.cgp::quaternion" }
%"struct.cgp::quaternion" = type { %"struct.cgp::numarray_stack" }
%"struct.cgp::numarray_stack" = type { float, float, float, float }
%"struct.cgp::numarray_stack.0" = type { float, float, float }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK3cgp19camera_generic_base8to_frameEv(ptr dead_on_unwind noalias writable sret(%"struct.cgp::frame") align 4 %0, ptr noundef nonnull align 8 dereferenceable(8) %1) local_unnamed_addr #0 align 2 {
  %3 = alloca %"struct.cgp::rotation_transform", align 8
  %4 = alloca %"struct.cgp::numarray_stack.0", align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #3
  %5 = load ptr, ptr %1, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %5, i64 8
  %7 = load ptr, ptr %6, align 8
  %8 = tail call { <2 x float>, <2 x float> } %7(ptr noundef nonnull align 8 dereferenceable(8) %1)
  %9 = extractvalue { <2 x float>, <2 x float> } %8, 0
  store <2 x float> %9, ptr %3, align 8
  %10 = getelementptr inbounds i8, ptr %3, i64 8
  %11 = extractvalue { <2 x float>, <2 x float> } %8, 1
  store <2 x float> %11, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %4) #3
  %12 = load ptr, ptr %1, align 8, !tbaa !5
  %13 = load ptr, ptr %12, align 8
  %14 = tail call { <2 x float>, float } %13(ptr noundef nonnull align 8 dereferenceable(8) %1)
  %.fca.0.extract = extractvalue { <2 x float>, float } %14, 0
  %.fca.1.extract = extractvalue { <2 x float>, float } %14, 1
  store <2 x float> %.fca.0.extract, ptr %4, align 8
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %4, i64 8
  store float %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  call void @_ZN3cgp5frameC1ERKNS_18rotation_transformERKNS_14numarray_stackIfLi3EEE(ptr noundef nonnull align 4 dereferenceable(28) %0, ptr noundef nonnull align 4 dereferenceable(16) %3, ptr noundef nonnull align 4 dereferenceable(12) %4)
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #3
  ret void
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare void @_ZN3cgp5frameC1ERKNS_18rotation_transformERKNS_14numarray_stackIfLi3EEE(ptr noundef nonnull align 4 dereferenceable(28), ptr noundef nonnull align 4 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(12)) unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { mustprogress 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


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