; LLVM IR from godzilla-foundation/godzilla-community :: core/deps/nanomsg-1.1.5/src/protocols/utils (priolist)

; 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.nn_priolist = type { [16 x %struct.nn_priolist_slot], i32 }
%struct.nn_priolist_slot = type { %struct.nn_list, ptr }
%struct.nn_list = type { ptr, ptr }

; Function Attrs: nounwind uwtable
define dso_local void @nn_priolist_init(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %4

4:                                                ; preds = %20, %1
  %5 = load i32, ptr %3, align 4, !tbaa !9
  %6 = icmp ne i32 %5, 16
  br i1 %6, label %7, label %23

7:                                                ; preds = %4
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.nn_priolist, ptr %8, i32 0, i32 0
  %10 = load i32, ptr %3, align 4, !tbaa !9
  %11 = sext i32 %10 to i64
  %12 = getelementptr inbounds [16 x %struct.nn_priolist_slot], ptr %9, i64 0, i64 %11
  %13 = getelementptr inbounds %struct.nn_priolist_slot, ptr %12, i32 0, i32 0
  call void @nn_list_init(ptr noundef %13)
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.nn_priolist, ptr %14, i32 0, i32 0
  %16 = load i32, ptr %3, align 4, !tbaa !9
  %17 = sext i32 %16 to i64
  %18 = getelementptr inbounds [16 x %struct.nn_priolist_slot], ptr %15, i64 0, i64 %17
  %19 = getelementptr inbounds %struct.nn_priolist_slot, ptr %18, i32 0, i32 1
  store ptr null, ptr %19, align 8, !tbaa !11
  br label %20

20:                                               ; preds = %7
  %21 = load i32, ptr %3, align 4, !tbaa !9
  %22 = add nsw i32 %21, 1
  store i32 %22, ptr %3, align 4, !tbaa !9
  br label %4, !llvm.loop !14

23:                                               ; preds = %4
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.nn_priolist, ptr %24, i32 0, i32 1
  store i32 -1, ptr %25, align 8, !tbaa !16
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare void @nn_list_init(ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 16}
!12 = !{!"nn_priolist_slot", !13, i64 0, !6, i64 16}
!13 = !{!"nn_list", !6, i64 0, !6, i64 8}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = !{!17, !10, i64 384}
!17 = !{!"nn_priolist", !7, i64 0, !10, i64 384}


; 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: nounwind uwtable
define dso_local void @nn_priolist_init(ptr noundef %0) local_unnamed_addr #0 {
  tail call void @nn_list_init(ptr noundef %0) #2
  %2 = getelementptr inbounds i8, ptr %0, i64 16
  store ptr null, ptr %2, align 8, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 24
  tail call void @nn_list_init(ptr noundef nonnull %3) #2
  %4 = getelementptr inbounds i8, ptr %0, i64 40
  store ptr null, ptr %4, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 48
  tail call void @nn_list_init(ptr noundef nonnull %5) #2
  %6 = getelementptr inbounds i8, ptr %0, i64 64
  store ptr null, ptr %6, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 72
  tail call void @nn_list_init(ptr noundef nonnull %7) #2
  %8 = getelementptr inbounds i8, ptr %0, i64 88
  store ptr null, ptr %8, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %0, i64 96
  tail call void @nn_list_init(ptr noundef nonnull %9) #2
  %10 = getelementptr inbounds i8, ptr %0, i64 112
  store ptr null, ptr %10, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %0, i64 120
  tail call void @nn_list_init(ptr noundef nonnull %11) #2
  %12 = getelementptr inbounds i8, ptr %0, i64 136
  store ptr null, ptr %12, align 8, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %0, i64 144
  tail call void @nn_list_init(ptr noundef nonnull %13) #2
  %14 = getelementptr inbounds i8, ptr %0, i64 160
  store ptr null, ptr %14, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %0, i64 168
  tail call void @nn_list_init(ptr noundef nonnull %15) #2
  %16 = getelementptr inbounds i8, ptr %0, i64 184
  store ptr null, ptr %16, align 8, !tbaa !5
  %17 = getelementptr inbounds i8, ptr %0, i64 192
  tail call void @nn_list_init(ptr noundef nonnull %17) #2
  %18 = getelementptr inbounds i8, ptr %0, i64 208
  store ptr null, ptr %18, align 8, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %0, i64 216
  tail call void @nn_list_init(ptr noundef nonnull %19) #2
  %20 = getelementptr inbounds i8, ptr %0, i64 232
  store ptr null, ptr %20, align 8, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %0, i64 240
  tail call void @nn_list_init(ptr noundef nonnull %21) #2
  %22 = getelementptr inbounds i8, ptr %0, i64 256
  store ptr null, ptr %22, align 8, !tbaa !5
  %23 = getelementptr inbounds i8, ptr %0, i64 264
  tail call void @nn_list_init(ptr noundef nonnull %23) #2
  %24 = getelementptr inbounds i8, ptr %0, i64 280
  store ptr null, ptr %24, align 8, !tbaa !5
  %25 = getelementptr inbounds i8, ptr %0, i64 288
  tail call void @nn_list_init(ptr noundef nonnull %25) #2
  %26 = getelementptr inbounds i8, ptr %0, i64 304
  store ptr null, ptr %26, align 8, !tbaa !5
  %27 = getelementptr inbounds i8, ptr %0, i64 312
  tail call void @nn_list_init(ptr noundef nonnull %27) #2
  %28 = getelementptr inbounds i8, ptr %0, i64 328
  store ptr null, ptr %28, align 8, !tbaa !5
  %29 = getelementptr inbounds i8, ptr %0, i64 336
  tail call void @nn_list_init(ptr noundef nonnull %29) #2
  %30 = getelementptr inbounds i8, ptr %0, i64 352
  store ptr null, ptr %30, align 8, !tbaa !5
  %31 = getelementptr inbounds i8, ptr %0, i64 360
  tail call void @nn_list_init(ptr noundef nonnull %31) #2
  %32 = getelementptr inbounds i8, ptr %0, i64 376
  store ptr null, ptr %32, align 8, !tbaa !5
  %33 = getelementptr inbounds i8, ptr %0, i64 384
  store i32 -1, ptr %33, align 8, !tbaa !11
  ret void
}

declare void @nn_list_init(ptr noundef) local_unnamed_addr #1

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" }
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 = { 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, !8, i64 16}
!6 = !{!"nn_priolist_slot", !7, i64 0, !8, i64 16}
!7 = !{!"nn_list", !8, i64 0, !8, i64 8}
!8 = !{!"any pointer", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}
!11 = !{!12, !13, i64 384}
!12 = !{!"nn_priolist", !9, i64 0, !13, i64 384}
!13 = !{!"int", !9, i64 0}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,SROAPass,SimplifyCFGPass,TailCallElimPass