; LLVM IR from wkoszek/kmnsim :: src (all)

; 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.nid = type { i64, [64 x i8], i32, i32, ptr, %struct.anon.0 }
%struct.anon.0 = type { ptr, ptr }
%struct.nids = type { ptr, ptr }

; Function Attrs: nounwind uwtable
define dso_local void @nid_unregister(ptr noundef %0, ptr noundef %1) #0 {
  %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
  br label %5

5:                                                ; preds = %2
  %6 = load ptr, ptr %4, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.nid, ptr %6, i32 0, i32 5
  %8 = getelementptr inbounds %struct.anon.0, ptr %7, i32 0, i32 0
  %9 = load ptr, ptr %8, align 8, !tbaa !9
  %10 = icmp ne ptr %9, null
  br i1 %10, label %11, label %22

11:                                               ; preds = %5
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.nid, ptr %12, i32 0, i32 5
  %14 = getelementptr inbounds %struct.anon.0, ptr %13, i32 0, i32 1
  %15 = load ptr, ptr %14, align 8, !tbaa !14
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.nid, ptr %16, i32 0, i32 5
  %18 = getelementptr inbounds %struct.anon.0, ptr %17, i32 0, i32 0
  %19 = load ptr, ptr %18, align 8, !tbaa !9
  %20 = getelementptr inbounds %struct.nid, ptr %19, i32 0, i32 5
  %21 = getelementptr inbounds %struct.anon.0, ptr %20, i32 0, i32 1
  store ptr %15, ptr %21, align 8, !tbaa !14
  br label %29

22:                                               ; preds = %5
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.nid, ptr %23, i32 0, i32 5
  %25 = getelementptr inbounds %struct.anon.0, ptr %24, i32 0, i32 1
  %26 = load ptr, ptr %25, align 8, !tbaa !14
  %27 = load ptr, ptr %3, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.nids, ptr %27, i32 0, i32 1
  store ptr %26, ptr %28, align 8, !tbaa !15
  br label %29

29:                                               ; preds = %22, %11
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.nid, ptr %30, i32 0, i32 5
  %32 = getelementptr inbounds %struct.anon.0, ptr %31, i32 0, i32 0
  %33 = load ptr, ptr %32, align 8, !tbaa !9
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.nid, ptr %34, i32 0, i32 5
  %36 = getelementptr inbounds %struct.anon.0, ptr %35, i32 0, i32 1
  %37 = load ptr, ptr %36, align 8, !tbaa !14
  store ptr %33, ptr %37, align 8, !tbaa !5
  br label %38

38:                                               ; preds = %29
  ret void
}

attributes #0 = { 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" }

!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, !6, i64 88}
!10 = !{!"nid", !11, i64 0, !7, i64 8, !12, i64 72, !12, i64 76, !6, i64 80, !13, i64 88}
!11 = !{!"long", !7, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!"", !6, i64 0, !6, i64 8}
!14 = !{!10, !6, i64 96}
!15 = !{!16, !6, i64 8}
!16 = !{!"nids", !6, i64 0, !6, 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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: readwrite, inaccessiblemem: none) uwtable
define dso_local void @nid_unregister(ptr nocapture noundef writeonly %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %1, i64 88
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %.not = icmp eq ptr %4, null
  %5 = getelementptr inbounds i8, ptr %1, i64 96
  %6 = load ptr, ptr %5, align 8, !tbaa !13
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  %8 = getelementptr inbounds i8, ptr %4, i64 96
  %.sink = select i1 %.not, ptr %7, ptr %8
  store ptr %6, ptr %.sink, align 8, !tbaa !14
  store ptr %4, ptr %6, align 8, !tbaa !14
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: readwrite, inaccessiblemem: none) 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" }

!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, !11, i64 88}
!6 = !{!"nid", !7, i64 0, !8, i64 8, !10, i64 72, !10, i64 76, !11, i64 80, !12, i64 88}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!"", !11, i64 0, !11, i64 8}
!13 = !{!6, !11, i64 96}
!14 = !{!11, !11, i64 0}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GVNPass,GlobalOptPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass