; LLVM IR from marcinbor85/microshell :: src/src (ush_autocomp_utils)

; 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.ush_object = type { ptr, i32, i32, i32, ptr, i64, i64, i32, i64, i64, i64, i8, ptr, ptr, ptr, %struct.ush_node_object, ptr, ptr, ptr, i64, i64, ptr, i64, i32, i32, ptr, ptr, ptr, i64, i64, i64 }
%struct.ush_node_object = type { ptr, i64, ptr, ptr, ptr, ptr }

; 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

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @ush_autocomp_check_for_next(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca i8, align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #2
  store i8 0, ptr %3, align 1, !tbaa !9
  %4 = load ptr, ptr %2, align 8, !tbaa !5
  %5 = getelementptr inbounds %struct.ush_object, ptr %4, i32 0, i32 23
  %6 = load i32, ptr %5, align 8, !tbaa !11
  %7 = icmp eq i32 %6, 0
  br i1 %7, label %8, label %29

8:                                                ; preds = %1
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.ush_object, ptr %9, i32 0, i32 20
  %11 = load i64, ptr %10, align 8, !tbaa !16
  %12 = load ptr, ptr %2, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.ush_object, ptr %12, i32 0, i32 16
  %14 = load ptr, ptr %13, align 8, !tbaa !17
  %15 = getelementptr inbounds %struct.ush_node_object, ptr %14, i32 0, i32 1
  %16 = load i64, ptr %15, align 8, !tbaa !18
  %17 = icmp uge i64 %11, %16
  br i1 %17, label %18, label %28

18:                                               ; preds = %8
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.ush_object, ptr %19, i32 0, i32 20
  store i64 0, ptr %20, align 8, !tbaa !16
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.ush_object, ptr %21, i32 0, i32 16
  %23 = load ptr, ptr %22, align 8, !tbaa !17
  %24 = getelementptr inbounds %struct.ush_node_object, ptr %23, i32 0, i32 5
  %25 = load ptr, ptr %24, align 8, !tbaa !19
  %26 = load ptr, ptr %2, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.ush_object, ptr %26, i32 0, i32 16
  store ptr %25, ptr %27, align 8, !tbaa !17
  store i8 1, ptr %3, align 1, !tbaa !9
  br label %28

28:                                               ; preds = %18, %8
  br label %59

29:                                               ; preds = %1
  %30 = load ptr, ptr %2, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.ush_object, ptr %30, i32 0, i32 23
  %32 = load i32, ptr %31, align 8, !tbaa !11
  %33 = icmp eq i32 %32, 1
  br i1 %33, label %34, label %50

34:                                               ; preds = %29
  %35 = load ptr, ptr %2, align 8, !tbaa !5
  %36 = getelementptr inbounds %struct.ush_object, ptr %35, i32 0, i32 20
  %37 = load i64, ptr %36, align 8, !tbaa !16
  %38 = load ptr, ptr %2, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct.ush_object, ptr %38, i32 0, i32 16
  %40 = load ptr, ptr %39, align 8, !tbaa !17
  %41 = getelementptr inbounds %struct.ush_node_object, ptr %40, i32 0, i32 1
  %42 = load i64, ptr %41, align 8, !tbaa !18
  %43 = icmp uge i64 %37, %42
  br i1 %43, label %44, label %49

44:                                               ; preds = %34
  %45 = load ptr, ptr %2, align 8, !tbaa !5
  %46 = getelementptr inbounds %struct.ush_object, ptr %45, i32 0, i32 20
  store i64 0, ptr %46, align 8, !tbaa !16
  %47 = load ptr, ptr %2, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct.ush_object, ptr %47, i32 0, i32 16
  store ptr null, ptr %48, align 8, !tbaa !17
  store i8 1, ptr %3, align 1, !tbaa !9
  br label %49

49:                                               ; preds = %44, %34
  br label %58

50:                                               ; preds = %29
  %51 = load ptr, ptr %2, align 8, !tbaa !5
  %52 = getelementptr inbounds %struct.ush_object, ptr %51, i32 0, i32 23
  %53 = load i32, ptr %52, align 8, !tbaa !11
  %54 = icmp eq i32 %53, 2
  br i1 %54, label %55, label %56

55:                                               ; preds = %50
  br label %57

56:                                               ; preds = %50
  br label %57

57:                                               ; preds = %56, %55
  br label %58

58:                                               ; preds = %57, %49
  br label %59

59:                                               ; preds = %58, %28
  %60 = load i8, ptr %3, align 1, !tbaa !9, !range !20, !noundef !21
  %61 = trunc i8 %60 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #2
  ret i1 %61
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!"_Bool", !7, i64 0}
!11 = !{!12, !13, i64 216}
!12 = !{!"ush_object", !6, i64 0, !13, i64 8, !13, i64 12, !13, i64 16, !6, i64 24, !14, i64 32, !14, i64 40, !13, i64 48, !14, i64 56, !14, i64 64, !14, i64 72, !10, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !15, i64 112, !6, i64 160, !6, i64 168, !6, i64 176, !14, i64 184, !14, i64 192, !6, i64 200, !14, i64 208, !13, i64 216, !13, i64 220, !6, i64 224, !6, i64 232, !6, i64 240, !14, i64 248, !14, i64 256, !14, i64 264}
!13 = !{!"int", !7, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = !{!"ush_node_object", !6, i64 0, !14, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!16 = !{!12, !14, i64 192}
!17 = !{!12, !6, i64 160}
!18 = !{!15, !14, i64 8}
!19 = !{!15, !6, i64 40}
!20 = !{i8 0, i8 2}
!21 = !{}


; 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(read, argmem: readwrite, inaccessiblemem: none) uwtable
define dso_local noundef zeroext i1 @ush_autocomp_check_for_next(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 216
  %3 = load i32, ptr %2, align 8, !tbaa !5
  switch i32 %3, label %22 [
    i32 0, label %4
    i32 1, label %14
  ]

4:                                                ; preds = %1
  %5 = getelementptr inbounds i8, ptr %0, i64 192
  %6 = load i64, ptr %5, align 8, !tbaa !14
  %7 = getelementptr inbounds i8, ptr %0, i64 160
  %8 = load ptr, ptr %7, align 8, !tbaa !15
  %9 = getelementptr inbounds i8, ptr %8, i64 8
  %10 = load i64, ptr %9, align 8, !tbaa !16
  %.not12 = icmp ult i64 %6, %10
  br i1 %.not12, label %22, label %11

11:                                               ; preds = %4
  store i64 0, ptr %5, align 8, !tbaa !14
  %12 = getelementptr inbounds i8, ptr %8, i64 40
  %13 = load ptr, ptr %12, align 8, !tbaa !17
  store ptr %13, ptr %7, align 8, !tbaa !15
  br label %22

14:                                               ; preds = %1
  %15 = getelementptr inbounds i8, ptr %0, i64 192
  %16 = load i64, ptr %15, align 8, !tbaa !14
  %17 = getelementptr inbounds i8, ptr %0, i64 160
  %18 = load ptr, ptr %17, align 8, !tbaa !15
  %19 = getelementptr inbounds i8, ptr %18, i64 8
  %20 = load i64, ptr %19, align 8, !tbaa !16
  %.not = icmp ult i64 %16, %20
  br i1 %.not, label %22, label %21

21:                                               ; preds = %14
  store i64 0, ptr %15, align 8, !tbaa !14
  store ptr null, ptr %17, align 8, !tbaa !15
  br label %22

22:                                               ; preds = %1, %21, %14, %4, %11
  %.0 = phi i1 [ true, %11 ], [ false, %4 ], [ true, %21 ], [ false, %14 ], [ false, %1 ]
  ret i1 %.0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(read, 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, !10, i64 216}
!6 = !{!"ush_object", !7, i64 0, !10, i64 8, !10, i64 12, !10, i64 16, !7, i64 24, !11, i64 32, !11, i64 40, !10, i64 48, !11, i64 56, !11, i64 64, !11, i64 72, !12, i64 80, !7, i64 88, !7, i64 96, !7, i64 104, !13, i64 112, !7, i64 160, !7, i64 168, !7, i64 176, !11, i64 184, !11, i64 192, !7, i64 200, !11, i64 208, !10, i64 216, !10, i64 220, !7, i64 224, !7, i64 232, !7, i64 240, !11, i64 248, !11, i64 256, !11, i64 264}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"long", !8, i64 0}
!12 = !{!"_Bool", !8, i64 0}
!13 = !{!"ush_node_object", !7, i64 0, !11, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40}
!14 = !{!6, !11, i64 192}
!15 = !{!6, !7, i64 160}
!16 = !{!13, !11, i64 8}
!17 = !{!13, !7, i64 40}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass