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

; 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.0", %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0" }
%"struct.cgp::numarray_stack.0" = type { float, float, float }
%"class.std::initializer_list" = type { ptr, i64 }

; 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 void @_ZN3cgp12matrix_stackIfLi3ELi3EEC1ERKSt16initializer_listIfE(ptr noundef nonnull align 4 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3cgp14tensor_productERKNS_14numarray_stackIfLi3EEES3_(ptr dead_on_unwind noalias writable sret(%"struct.cgp::matrix_stack.2") align 4 %0, ptr noundef nonnull align 4 dereferenceable(12) %1, ptr noundef nonnull align 4 dereferenceable(12) %2) #2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.std::initializer_list", align 8
  %7 = alloca [9 x float], align 4
  store ptr %1, ptr %4, align 8, !tbaa !5
  store ptr %2, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 36, ptr %7) #3
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %8, i32 0, i32 0
  %10 = load float, ptr %9, align 4, !tbaa !9
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %11, i32 0, i32 0
  %13 = load float, ptr %12, align 4, !tbaa !9
  %14 = fmul float %10, %13
  store float %14, ptr %7, align 4, !tbaa !12
  %15 = getelementptr inbounds float, ptr %7, i64 1
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %16, i32 0, i32 0
  %18 = load float, ptr %17, align 4, !tbaa !9
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %19, i32 0, i32 1
  %21 = load float, ptr %20, align 4, !tbaa !13
  %22 = fmul float %18, %21
  store float %22, ptr %15, align 4, !tbaa !12
  %23 = getelementptr inbounds float, ptr %7, i64 2
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %24, i32 0, i32 0
  %26 = load float, ptr %25, align 4, !tbaa !9
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  %28 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %27, i32 0, i32 2
  %29 = load float, ptr %28, align 4, !tbaa !14
  %30 = fmul float %26, %29
  store float %30, ptr %23, align 4, !tbaa !12
  %31 = getelementptr inbounds float, ptr %7, i64 3
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %32, i32 0, i32 1
  %34 = load float, ptr %33, align 4, !tbaa !13
  %35 = load ptr, ptr %5, align 8, !tbaa !5
  %36 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %35, i32 0, i32 0
  %37 = load float, ptr %36, align 4, !tbaa !9
  %38 = fmul float %34, %37
  store float %38, ptr %31, align 4, !tbaa !12
  %39 = getelementptr inbounds float, ptr %7, i64 4
  %40 = load ptr, ptr %4, align 8, !tbaa !5
  %41 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %40, i32 0, i32 1
  %42 = load float, ptr %41, align 4, !tbaa !13
  %43 = load ptr, ptr %5, align 8, !tbaa !5
  %44 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %43, i32 0, i32 1
  %45 = load float, ptr %44, align 4, !tbaa !13
  %46 = fmul float %42, %45
  store float %46, ptr %39, align 4, !tbaa !12
  %47 = getelementptr inbounds float, ptr %7, i64 5
  %48 = load ptr, ptr %4, align 8, !tbaa !5
  %49 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %48, i32 0, i32 1
  %50 = load float, ptr %49, align 4, !tbaa !13
  %51 = load ptr, ptr %5, align 8, !tbaa !5
  %52 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %51, i32 0, i32 2
  %53 = load float, ptr %52, align 4, !tbaa !14
  %54 = fmul float %50, %53
  store float %54, ptr %47, align 4, !tbaa !12
  %55 = getelementptr inbounds float, ptr %7, i64 6
  %56 = load ptr, ptr %4, align 8, !tbaa !5
  %57 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %56, i32 0, i32 2
  %58 = load float, ptr %57, align 4, !tbaa !14
  %59 = load ptr, ptr %5, align 8, !tbaa !5
  %60 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %59, i32 0, i32 0
  %61 = load float, ptr %60, align 4, !tbaa !9
  %62 = fmul float %58, %61
  store float %62, ptr %55, align 4, !tbaa !12
  %63 = getelementptr inbounds float, ptr %7, i64 7
  %64 = load ptr, ptr %4, align 8, !tbaa !5
  %65 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %64, i32 0, i32 2
  %66 = load float, ptr %65, align 4, !tbaa !14
  %67 = load ptr, ptr %5, align 8, !tbaa !5
  %68 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %67, i32 0, i32 1
  %69 = load float, ptr %68, align 4, !tbaa !13
  %70 = fmul float %66, %69
  store float %70, ptr %63, align 4, !tbaa !12
  %71 = getelementptr inbounds float, ptr %7, i64 8
  %72 = load ptr, ptr %4, align 8, !tbaa !5
  %73 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %72, i32 0, i32 2
  %74 = load float, ptr %73, align 4, !tbaa !14
  %75 = load ptr, ptr %5, align 8, !tbaa !5
  %76 = getelementptr inbounds %"struct.cgp::numarray_stack.0", ptr %75, i32 0, i32 2
  %77 = load float, ptr %76, align 4, !tbaa !14
  %78 = fmul float %74, %77
  store float %78, ptr %71, align 4, !tbaa !12
  %79 = getelementptr inbounds %"class.std::initializer_list", ptr %6, i32 0, i32 0
  store ptr %7, ptr %79, align 8, !tbaa !15
  %80 = getelementptr inbounds %"class.std::initializer_list", ptr %6, i32 0, i32 1
  store i64 9, ptr %80, align 8, !tbaa !18
  call void @_ZN3cgp12matrix_stackIfLi3ELi3EEC1ERKSt16initializer_listIfE(ptr noundef nonnull align 4 dereferenceable(36) %0, ptr noundef nonnull align 8 dereferenceable(16) %6)
  call void @llvm.lifetime.end.p0(i64 36, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #3
  ret void
}

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 = { 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, !11, i64 0}
!10 = !{!"_ZTSN3cgp14numarray_stackIfLi3EEE", !11, i64 0, !11, i64 4, !11, i64 8}
!11 = !{!"float", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = !{!10, !11, i64 4}
!14 = !{!10, !11, i64 8}
!15 = !{!16, !6, i64 0}
!16 = !{!"_ZTSSt16initializer_listIfE", !6, i64 0, !17, i64 8}
!17 = !{!"long", !7, i64 0}
!18 = !{!16, !17, 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"

%"struct.cgp::matrix_stack.2" = type { %"struct.cgp::numarray_stack.3" }
%"struct.cgp::numarray_stack.3" = type { %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0", %"struct.cgp::numarray_stack.0" }
%"struct.cgp::numarray_stack.0" = type { float, float, float }
%"class.std::initializer_list" = type { ptr, i64 }

; 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 void @_ZN3cgp12matrix_stackIfLi3ELi3EEC1ERKSt16initializer_listIfE(ptr noundef nonnull align 4 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3cgp14tensor_productERKNS_14numarray_stackIfLi3EEES3_(ptr dead_on_unwind noalias nonnull writable sret(%"struct.cgp::matrix_stack.2") align 4 %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(12) %1, ptr nocapture noundef nonnull readonly align 4 dereferenceable(12) %2) local_unnamed_addr #2 {
  %4 = alloca %"class.std::initializer_list", align 8
  %5 = alloca [9 x float], align 16
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 36, ptr nonnull %5) #3
  %6 = load float, ptr %2, align 4, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %2, i64 4
  %8 = load <2 x float>, ptr %7, align 4, !tbaa !10
  %9 = load <2 x float>, ptr %1, align 4, !tbaa !10
  %10 = shufflevector <2 x float> %9, <2 x float> poison, <4 x i32> <i32 0, i32 0, i32 0, i32 1>
  %11 = insertelement <4 x float> poison, float %6, i64 0
  %12 = shufflevector <2 x float> %8, <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
  %13 = shufflevector <4 x float> %11, <4 x float> %12, <4 x i32> <i32 0, i32 4, i32 5, i32 poison>
  %14 = shufflevector <4 x float> %13, <4 x float> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 0>
  %15 = fmul <4 x float> %14, %10
  store <4 x float> %15, ptr %5, align 16, !tbaa !10
  %16 = getelementptr inbounds i8, ptr %5, i64 16
  %17 = getelementptr inbounds i8, ptr %1, i64 8
  %18 = load float, ptr %17, align 4, !tbaa !11
  %19 = insertelement <4 x float> %12, float %6, i64 2
  %20 = shufflevector <4 x float> %19, <4 x float> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 0>
  %21 = shufflevector <2 x float> %9, <2 x float> poison, <2 x i32> <i32 1, i32 poison>
  %22 = insertelement <2 x float> %21, float %18, i64 1
  %23 = shufflevector <2 x float> %22, <2 x float> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
  %24 = fmul <4 x float> %20, %23
  store <4 x float> %24, ptr %16, align 16, !tbaa !10
  %25 = getelementptr inbounds i8, ptr %5, i64 32
  %26 = extractelement <2 x float> %8, i64 1
  %27 = fmul float %26, %18
  store float %27, ptr %25, align 16, !tbaa !10
  store ptr %5, ptr %4, align 8, !tbaa !12
  %28 = getelementptr inbounds i8, ptr %4, i64 8
  store i64 9, ptr %28, align 8, !tbaa !16
  call void @_ZN3cgp12matrix_stackIfLi3ELi3EEC1ERKSt16initializer_listIfE(ptr noundef nonnull align 4 dereferenceable(36) %0, ptr noundef nonnull align 8 dereferenceable(16) %4)
  call void @llvm.lifetime.end.p0(i64 36, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #3
  ret void
}

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 = { 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, !7, i64 0}
!6 = !{!"_ZTSN3cgp14numarray_stackIfLi3EEE", !7, i64 0, !7, i64 4, !7, i64 8}
!7 = !{!"float", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!7, !7, i64 0}
!11 = !{!6, !7, i64 8}
!12 = !{!13, !14, i64 0}
!13 = !{!"_ZTSSt16initializer_listIfE", !14, i64 0, !15, i64 8}
!14 = !{!"any pointer", !8, i64 0}
!15 = !{!"long", !8, i64 0}
!16 = !{!13, !15, i64 8}


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