; LLVM IR from QiaoLiuHit/LSOTB-TIR :: vlfeat-0.9.19/vl (kmeans)

; 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._VlKMeans = type { i32, i64, i64, i64, i64, i32, i32, i32, i64, double, i64, i32, ptr, ptr, double, ptr, ptr }

; Function Attrs: nounwind uwtable
define dso_local void @vl_kmeans_reset(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds %struct._VlKMeans, ptr %3, i32 0, i32 2
  store i64 0, ptr %4, align 8, !tbaa !9
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = getelementptr inbounds %struct._VlKMeans, ptr %5, i32 0, i32 1
  store i64 0, ptr %6, align 8, !tbaa !14
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct._VlKMeans, ptr %7, i32 0, i32 12
  %9 = load ptr, ptr %8, align 8, !tbaa !15
  %10 = icmp ne ptr %9, null
  br i1 %10, label %11, label %15

11:                                               ; preds = %1
  %12 = load ptr, ptr %2, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct._VlKMeans, ptr %12, i32 0, i32 12
  %14 = load ptr, ptr %13, align 8, !tbaa !15
  call void @vl_free(ptr noundef %14)
  br label %15

15:                                               ; preds = %11, %1
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct._VlKMeans, ptr %16, i32 0, i32 13
  %18 = load ptr, ptr %17, align 8, !tbaa !16
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %24

20:                                               ; preds = %15
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct._VlKMeans, ptr %21, i32 0, i32 13
  %23 = load ptr, ptr %22, align 8, !tbaa !16
  call void @vl_free(ptr noundef %23)
  br label %24

24:                                               ; preds = %20, %15
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct._VlKMeans, ptr %25, i32 0, i32 12
  store ptr null, ptr %26, align 8, !tbaa !15
  %27 = load ptr, ptr %2, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct._VlKMeans, ptr %27, i32 0, i32 13
  store ptr null, ptr %28, align 8, !tbaa !16
  ret void
}

declare void @vl_free(ptr noundef) #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" }

!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, !12, i64 16}
!10 = !{!"_VlKMeans", !11, i64 0, !12, i64 8, !12, i64 16, !12, i64 24, !12, i64 32, !11, i64 40, !11, i64 44, !11, i64 48, !12, i64 56, !13, i64 64, !12, i64 72, !11, i64 80, !6, i64 88, !6, i64 96, !13, i64 104, !6, i64 112, !6, i64 120}
!11 = !{!"int", !7, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = !{!"double", !7, i64 0}
!14 = !{!10, !12, i64 8}
!15 = !{!10, !6, i64 88}
!16 = !{!10, !6, i64 96}


; 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 @vl_kmeans_reset(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 8
  %3 = getelementptr inbounds i8, ptr %0, i64 88
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %2, i8 0, i64 16, i1 false)
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %.not = icmp eq ptr %4, null
  br i1 %.not, label %6, label %5

5:                                                ; preds = %1
  tail call void @vl_free(ptr noundef nonnull %4) #3
  br label %6

6:                                                ; preds = %5, %1
  %7 = getelementptr inbounds i8, ptr %0, i64 96
  %8 = load ptr, ptr %7, align 8, !tbaa !13
  %.not9 = icmp eq ptr %8, null
  br i1 %.not9, label %10, label %9

9:                                                ; preds = %6
  tail call void @vl_free(ptr noundef nonnull %8) #3
  br label %10

10:                                               ; preds = %9, %6
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %3, i8 0, i64 16, i1 false)
  ret void
}

declare void @vl_free(ptr noundef) local_unnamed_addr #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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, !12, i64 88}
!6 = !{!"_VlKMeans", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !7, i64 40, !7, i64 44, !7, i64 48, !10, i64 56, !11, i64 64, !10, i64 72, !7, i64 80, !12, i64 88, !12, i64 96, !11, i64 104, !12, i64 112, !12, i64 120}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long long", !8, i64 0}
!11 = !{!"double", !8, i64 0}
!12 = !{!"any pointer", !8, i64 0}
!13 = !{!6, !12, i64 96}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass