; LLVM IR from drohmer/cgp :: library/cgp/06_mat/mat4 (mat4)

; 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::matrix_stack" = type { %"struct.cgp::numarray_stack" }
%"struct.cgp::numarray_stack" = type { %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0" }
%"struct.cgp::numarray_stack.0" = type { float, float, float, float }
%"struct.cgp::matrix_stack.2" = type { %"struct.cgp::numarray_stack.3" }
%"struct.cgp::numarray_stack.3" = type { %"struct.cgp::numarray_stack.4", %"struct.cgp::numarray_stack.4", %"struct.cgp::numarray_stack.4" }
%"struct.cgp::numarray_stack.4" = type { float, float, float }
%"struct.cgp::rotation_transform" = type { %"struct.cgp::quaternion" }
%"struct.cgp::quaternion" = type { %"struct.cgp::numarray_stack.0" }

; 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 uwtable
define dso_local void @_ZN3cgp12matrix_stackIfLi4ELi4EE30build_rotation_from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr dead_on_unwind noalias writable sret(%"struct.cgp::matrix_stack") align 4 %0, ptr noundef nonnull align 4 dereferenceable(12) %1, float noundef %2) #1 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca float, align 4
  %6 = alloca %"struct.cgp::matrix_stack.2", align 4
  %7 = alloca %"struct.cgp::rotation_transform", align 4
  store ptr %1, ptr %4, align 8, !tbaa !5
  store float %2, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 36, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #3
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = load float, ptr %5, align 4, !tbaa !9
  %10 = call { <2 x float>, <2 x float> } @_ZN3cgp18rotation_transform15from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull align 4 dereferenceable(12) %8, float noundef %9)
  %11 = getelementptr inbounds %"struct.cgp::rotation_transform", ptr %7, i32 0, i32 0
  %12 = getelementptr inbounds %"struct.cgp::quaternion", ptr %11, i32 0, i32 0
  %13 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %12, i32 0, i32 0
  %14 = extractvalue { <2 x float>, <2 x float> } %10, 0
  store <2 x float> %14, ptr %13, align 4
  %15 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %12, i32 0, i32 1
  %16 = extractvalue { <2 x float>, <2 x float> } %10, 1
  store <2 x float> %16, ptr %15, align 4
  call void @_ZNK3cgp18rotation_transform6matrixEv(ptr dead_on_unwind writable sret(%"struct.cgp::matrix_stack.2") align 4 %6, ptr noundef nonnull align 4 dereferenceable(16) %7)
  call void @_ZN3cgp12matrix_stackIfLi4ELi4EEC1ERKNS0_IfLi3ELi3EEE(ptr noundef nonnull align 4 dereferenceable(64) %0, ptr noundef nonnull align 4 dereferenceable(36) %6)
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 36, ptr %6) #3
  ret void
}

declare { <2 x float>, <2 x float> } @_ZN3cgp18rotation_transform15from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull align 4 dereferenceable(12), float noundef) #2

declare void @_ZNK3cgp18rotation_transform6matrixEv(ptr dead_on_unwind writable sret(%"struct.cgp::matrix_stack.2") align 4, ptr noundef nonnull align 4 dereferenceable(16)) #2

declare void @_ZN3cgp12matrix_stackIfLi4ELi4EEC1ERKNS0_IfLi3ELi3EEE(ptr, ptr)

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!"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}


; 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::matrix_stack" = type { %"struct.cgp::numarray_stack" }
%"struct.cgp::numarray_stack" = type { %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0" }
%"struct.cgp::numarray_stack.0" = type { float, float, float, float }
%"struct.cgp::matrix_stack.2" = type { %"struct.cgp::numarray_stack.3" }
%"struct.cgp::numarray_stack.3" = type { %"struct.cgp::numarray_stack.4", %"struct.cgp::numarray_stack.4", %"struct.cgp::numarray_stack.4" }
%"struct.cgp::numarray_stack.4" = type { float, float, float }
%"struct.cgp::rotation_transform" = type { %"struct.cgp::quaternion" }
%"struct.cgp::quaternion" = type { %"struct.cgp::numarray_stack.0" }

; 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 uwtable
define dso_local void @_ZN3cgp12matrix_stackIfLi4ELi4EE30build_rotation_from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr dead_on_unwind noalias writable sret(%"struct.cgp::matrix_stack") align 4 %0, ptr noundef nonnull align 4 dereferenceable(12) %1, float noundef %2) local_unnamed_addr #1 align 2 {
  %4 = alloca %"struct.cgp::matrix_stack.2", align 4
  %5 = alloca %"struct.cgp::rotation_transform", align 8
  call void @llvm.lifetime.start.p0(i64 36, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #3
  %6 = tail call { <2 x float>, <2 x float> } @_ZN3cgp18rotation_transform15from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull align 4 dereferenceable(12) %1, float noundef %2)
  %7 = extractvalue { <2 x float>, <2 x float> } %6, 0
  store <2 x float> %7, ptr %5, align 8
  %8 = getelementptr inbounds i8, ptr %5, i64 8
  %9 = extractvalue { <2 x float>, <2 x float> } %6, 1
  store <2 x float> %9, ptr %8, align 8
  call void @_ZNK3cgp18rotation_transform6matrixEv(ptr dead_on_unwind nonnull writable sret(%"struct.cgp::matrix_stack.2") align 4 %4, ptr noundef nonnull align 4 dereferenceable(16) %5)
  call void @_ZN3cgp12matrix_stackIfLi4ELi4EEC1ERKNS0_IfLi3ELi3EEE(ptr noundef nonnull align 4 dereferenceable(64) %0, ptr noundef nonnull align 4 dereferenceable(36) %4)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 36, ptr nonnull %4) #3
  ret void
}

declare { <2 x float>, <2 x float> } @_ZN3cgp18rotation_transform15from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull align 4 dereferenceable(12), float noundef) local_unnamed_addr #2

declare void @_ZNK3cgp18rotation_transform6matrixEv(ptr dead_on_unwind writable sret(%"struct.cgp::matrix_stack.2") align 4, ptr noundef nonnull align 4 dereferenceable(16)) local_unnamed_addr #2

declare void @_ZN3cgp12matrix_stackIfLi4ELi4EEC1ERKNS0_IfLi3ELi3EEE(ptr, ptr) local_unnamed_addr

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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)"}


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