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

declare { <2 x float>, <2 x float> } @_ZN3cgp18rotation_transform15from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull align 4 dereferenceable(12), float noundef) #1

declare void @_ZNK3cgp18rotation_transform6matrixEv(ptr dead_on_unwind writable sret(%"struct.cgp::matrix_stack.2") align 4, ptr noundef nonnull align 4 dereferenceable(16)) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(64) ptr @_ZN3cgp12matrix_stackIfLi4ELi4EE16set_block_linearERKNS0_IfLi3ELi3EEE(ptr noundef nonnull align 4 dereferenceable(64), ptr noundef nonnull align 4 dereferenceable(36)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 4 dereferenceable(64) ptr @_ZN3cgp12matrix_stackIfLi4ELi4EE28set_block_linear_as_rotationERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull align 4 dereferenceable(64) %0, ptr noundef nonnull align 4 dereferenceable(12) %1, float noundef %2) #3 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca float, align 4
  %7 = alloca %"struct.cgp::matrix_stack.2", align 4
  %8 = alloca %"struct.cgp::rotation_transform", align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store float %2, ptr %6, align 4, !tbaa !9
  %9 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 36, ptr %7) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #4
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = load float, ptr %6, align 4, !tbaa !9
  %12 = call { <2 x float>, <2 x float> } @_ZN3cgp18rotation_transform15from_axis_angleERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull align 4 dereferenceable(12) %10, float noundef %11)
  %13 = getelementptr inbounds %"struct.cgp::rotation_transform", ptr %8, i32 0, i32 0
  %14 = getelementptr inbounds %"struct.cgp::quaternion", ptr %13, i32 0, i32 0
  %15 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %14, i32 0, i32 0
  %16 = extractvalue { <2 x float>, <2 x float> } %12, 0
  store <2 x float> %16, ptr %15, align 4
  %17 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %14, i32 0, i32 1
  %18 = extractvalue { <2 x float>, <2 x float> } %12, 1
  store <2 x float> %18, ptr %17, align 4
  call void @_ZNK3cgp18rotation_transform6matrixEv(ptr dead_on_unwind writable sret(%"struct.cgp::matrix_stack.2") align 4 %7, ptr noundef nonnull align 4 dereferenceable(16) %8)
  %19 = call noundef nonnull align 4 dereferenceable(64) ptr @_ZN3cgp12matrix_stackIfLi4ELi4EE16set_block_linearERKNS0_IfLi3ELi3EEE(ptr noundef nonnull align 4 dereferenceable(64) %9, ptr noundef nonnull align 4 dereferenceable(36) %7)
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 36, ptr %7) #4
  ret ptr %9
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 = { 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 #3 = { 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 #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}


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

; 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

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 #1

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 #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(64) ptr @_ZN3cgp12matrix_stackIfLi4ELi4EE16set_block_linearERKNS0_IfLi3ELi3EEE(ptr noundef nonnull align 4 dereferenceable(64), ptr noundef nonnull align 4 dereferenceable(36)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 4 dereferenceable(64) ptr @_ZN3cgp12matrix_stackIfLi4ELi4EE28set_block_linear_as_rotationERKNS_14numarray_stackIfLi3EEEf(ptr noundef nonnull returned align 4 dereferenceable(64) %0, ptr noundef nonnull align 4 dereferenceable(12) %1, float noundef %2) local_unnamed_addr #3 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) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #4
  %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)
  %10 = call noundef nonnull align 4 dereferenceable(64) ptr @_ZN3cgp12matrix_stackIfLi4ELi4EE16set_block_linearERKNS0_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) #4
  call void @llvm.lifetime.end.p0(i64 36, ptr nonnull %4) #4
  ret ptr %0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 = { 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 #3 = { 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 #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)"}


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