; LLVM IR from qc-tum/chemtensor :: src/tensor (su2_tree)

; 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.su2_tree_node = type { i32, [2 x ptr] }

@.str.1 = external hidden unnamed_addr constant [73 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [16 x i8], align 1
@__PRETTY_FUNCTION__.su2_tree_update_axes_indices = external hidden unnamed_addr constant [71 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local void @su2_tree_update_axes_indices(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %3, align 8, !tbaa !5
  %6 = icmp eq ptr %5, null
  br i1 %6, label %7, label %8

7:                                                ; preds = %2
  br label %35

8:                                                ; preds = %2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.su2_tree_node, ptr %9, i32 0, i32 0
  %11 = load i32, ptr %10, align 8, !tbaa !9
  %12 = icmp sge i32 %11, 0
  br i1 %12, label %13, label %14

13:                                               ; preds = %8
  br label %15

14:                                               ; preds = %8
  call void @__assert_fail(ptr noundef @.str.5, ptr noundef @.str.1, i32 noundef 243, ptr noundef @__PRETTY_FUNCTION__.su2_tree_update_axes_indices) #2
  unreachable

15:                                               ; preds = %13
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.su2_tree_node, ptr %17, i32 0, i32 0
  %19 = load i32, ptr %18, align 8, !tbaa !9
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds i32, ptr %16, i64 %20
  %22 = load i32, ptr %21, align 4, !tbaa !12
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.su2_tree_node, ptr %23, i32 0, i32 0
  store i32 %22, ptr %24, align 8, !tbaa !9
  %25 = load ptr, ptr %3, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.su2_tree_node, ptr %25, i32 0, i32 1
  %27 = getelementptr inbounds [2 x ptr], ptr %26, i64 0, i64 0
  %28 = load ptr, ptr %27, align 8, !tbaa !5
  %29 = load ptr, ptr %4, align 8, !tbaa !5
  call void @su2_tree_update_axes_indices(ptr noundef %28, ptr noundef %29)
  %30 = load ptr, ptr %3, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.su2_tree_node, ptr %30, i32 0, i32 1
  %32 = getelementptr inbounds [2 x ptr], ptr %31, i64 0, i64 1
  %33 = load ptr, ptr %32, align 8, !tbaa !5
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  call void @su2_tree_update_axes_indices(ptr noundef %33, ptr noundef %34)
  br label %35

35:                                               ; preds = %15, %7
  ret void
}

attributes #0 = { noreturn nounwind "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 = { 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 = { noreturn 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/C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"su2_tree_node", !11, i64 0, !7, i64 8}
!11 = !{!"int", !7, i64 0}
!12 = !{!11, !11, 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"

@.str.1 = external hidden unnamed_addr constant [73 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [16 x i8], align 1
@__PRETTY_FUNCTION__.su2_tree_update_axes_indices = external hidden unnamed_addr constant [71 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @su2_tree_update_axes_indices(ptr noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #1 {
  %3 = icmp eq ptr %0, null
  br i1 %3, label %tailrecurse._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2, %tailrecurse
  %.tr11 = phi ptr [ %13, %tailrecurse ], [ %0, %2 ]
  %4 = load i32, ptr %.tr11, align 8, !tbaa !5
  %5 = icmp sgt i32 %4, -1
  br i1 %5, label %tailrecurse, label %6

6:                                                ; preds = %.lr.ph
  tail call void @__assert_fail(ptr noundef nonnull @.str.5, ptr noundef nonnull @.str.1, i32 noundef 243, ptr noundef nonnull @__PRETTY_FUNCTION__.su2_tree_update_axes_indices) #2
  unreachable

tailrecurse:                                      ; preds = %.lr.ph
  %7 = zext nneg i32 %4 to i64
  %8 = getelementptr inbounds i32, ptr %1, i64 %7
  %9 = load i32, ptr %8, align 4, !tbaa !10
  store i32 %9, ptr %.tr11, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %.tr11, i64 8
  %11 = load ptr, ptr %10, align 8, !tbaa !11
  tail call void @su2_tree_update_axes_indices(ptr noundef %11, ptr noundef %1)
  %12 = getelementptr inbounds i8, ptr %.tr11, i64 16
  %13 = load ptr, ptr %12, align 8, !tbaa !11
  %14 = icmp eq ptr %13, null
  br i1 %14, label %tailrecurse._crit_edge, label %.lr.ph

tailrecurse._crit_edge:                           ; preds = %tailrecurse, %2
  ret void
}

attributes #0 = { noreturn nounwind "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 = { 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 = { noreturn 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 = !{!"su2_tree_node", !7, i64 0, !8, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!7, !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !8, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass