; LLVM IR from JessonYue/LeetCodeLearning :: Array/zhangjunwei/basedatastruct/main.ll (Z15linkedhash_testv)

; 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"

@__const._Z15linkedhash_testv.key = external hidden unnamed_addr constant [7 x i32], align 16
@.str.1 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [26 x i8], align 1

; 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: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z15linkedhash_testv() #3 {
  %1 = alloca [7 x i32], align 16
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 28, ptr %1) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %1, ptr align 16 @__const._Z15linkedhash_testv.key, i64 28, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %7 = call noundef ptr @_Z16linked_hash_initv()
  store ptr %7, ptr %3, align 8, !tbaa !5
  store i32 0, ptr %2, align 4, !tbaa !9
  br label %8

8:                                                ; preds = %18, %0
  %9 = load i32, ptr %2, align 4, !tbaa !9
  %10 = icmp slt i32 %9, 7
  br i1 %10, label %11, label %21

11:                                               ; preds = %8
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = load i32, ptr %2, align 4, !tbaa !9
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds [7 x i32], ptr %1, i64 0, i64 %14
  %16 = load i32, ptr %15, align 4, !tbaa !9
  %17 = call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %12, i32 noundef %16)
  br label %18

18:                                               ; preds = %11
  %19 = load i32, ptr %2, align 4, !tbaa !9
  %20 = add nsw i32 %19, 1
  store i32 %20, ptr %2, align 4, !tbaa !9
  br label %8, !llvm.loop !11

21:                                               ; preds = %8
  store i32 0, ptr %2, align 4, !tbaa !9
  br label %22

22:                                               ; preds = %40, %21
  %23 = load i32, ptr %2, align 4, !tbaa !9
  %24 = icmp slt i32 %23, 7
  br i1 %24, label %25, label %43

25:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = load i32, ptr %2, align 4, !tbaa !9
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [7 x i32], ptr %1, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !9
  %31 = call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %26, i32 noundef %30)
  store ptr %31, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %32)
  store i32 %33, ptr %5, align 4, !tbaa !9
  %34 = load i32, ptr %2, align 4, !tbaa !9
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [7 x i32], ptr %1, i64 0, i64 %35
  %37 = load i32, ptr %36, align 4, !tbaa !9
  %38 = load i32, ptr %5, align 4, !tbaa !9
  %39 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef %37, i32 noundef %38)
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  br label %40

40:                                               ; preds = %25
  %41 = load i32, ptr %2, align 4, !tbaa !9
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr %2, align 4, !tbaa !9
  br label %22, !llvm.loop !13

43:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #4
  %44 = load ptr, ptr %3, align 8, !tbaa !5
  %45 = call noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef %44, i32 noundef 7)
  %46 = zext i1 %45 to i8
  store i8 %46, ptr %6, align 1, !tbaa !14
  %47 = load i8, ptr %6, align 1, !tbaa !14, !range !16, !noundef !17
  %48 = trunc i8 %47 to i1
  %49 = zext i1 %48 to i32
  %50 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef 7, i32 noundef %49)
  %51 = load ptr, ptr %3, align 8, !tbaa !5
  %52 = call noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef %51, i32 noundef 6)
  %53 = zext i1 %52 to i32
  %54 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef 6, i32 noundef %53)
  %55 = load ptr, ptr %3, align 8, !tbaa !5
  %56 = call noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef %55, i32 noundef 17)
  %57 = zext i1 %56 to i32
  %58 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef 14, i32 noundef %57)
  %59 = load ptr, ptr %3, align 8, !tbaa !5
  call void @_Z16linked_hash_viewP10_hashtable(ptr noundef %59)
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 28, ptr %1) #4
  ret void
}

declare noundef ptr @_Z16linked_hash_initv() #2

declare noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef, i32 noundef) #2

declare noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef, i32 noundef) #2

declare noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef) #2

declare noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef, i32 noundef) #2

declare void @_Z16linked_hash_viewP10_hashtable(ptr noundef) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree 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 = { mustprogress 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 #4 = { 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = !{!15, !15, i64 0}
!15 = !{!"bool", !7, i64 0}
!16 = !{i8 0, i8 2}
!17 = !{}


; 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"

@__const._Z15linkedhash_testv.key = external hidden unnamed_addr constant [7 x i32], align 16
@.str.1 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [26 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z15linkedhash_testv() local_unnamed_addr #1 {
.preheader.preheader:
  %0 = tail call noundef ptr @_Z16linked_hash_initv()
  %1 = load i32, ptr @__const._Z15linkedhash_testv.key, align 16, !tbaa !5
  %2 = tail call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %0, i32 noundef %1)
  %3 = load i32, ptr getelementptr inbounds (i8, ptr @__const._Z15linkedhash_testv.key, i64 4), align 4, !tbaa !5
  %4 = tail call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %0, i32 noundef %3)
  %5 = load i32, ptr getelementptr inbounds (i8, ptr @__const._Z15linkedhash_testv.key, i64 8), align 8, !tbaa !5
  %6 = tail call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %0, i32 noundef %5)
  %7 = load i32, ptr getelementptr inbounds (i8, ptr @__const._Z15linkedhash_testv.key, i64 12), align 4, !tbaa !5
  %8 = tail call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %0, i32 noundef %7)
  %9 = load i32, ptr getelementptr inbounds (i8, ptr @__const._Z15linkedhash_testv.key, i64 16), align 16, !tbaa !5
  %10 = tail call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %0, i32 noundef %9)
  %11 = load i32, ptr getelementptr inbounds (i8, ptr @__const._Z15linkedhash_testv.key, i64 20), align 4, !tbaa !5
  %12 = tail call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %0, i32 noundef %11)
  %13 = load i32, ptr getelementptr inbounds (i8, ptr @__const._Z15linkedhash_testv.key, i64 24), align 8, !tbaa !5
  %14 = tail call noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef %0, i32 noundef %13)
  %15 = tail call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %0, i32 noundef %1)
  %16 = tail call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %15)
  %17 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %1, i32 noundef %16)
  %18 = tail call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %0, i32 noundef %3)
  %19 = tail call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %18)
  %20 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %3, i32 noundef %19)
  %21 = tail call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %0, i32 noundef %5)
  %22 = tail call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %21)
  %23 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %5, i32 noundef %22)
  %24 = tail call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %0, i32 noundef %7)
  %25 = tail call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %24)
  %26 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %7, i32 noundef %25)
  %27 = tail call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %0, i32 noundef %9)
  %28 = tail call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %27)
  %29 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %9, i32 noundef %28)
  %30 = tail call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %0, i32 noundef %11)
  %31 = tail call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %30)
  %32 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %11, i32 noundef %31)
  %33 = tail call noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef %0, i32 noundef %13)
  %34 = tail call noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef %33)
  %35 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %13, i32 noundef %34)
  %36 = tail call noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef %0, i32 noundef 7)
  %37 = zext i1 %36 to i32
  %38 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef 7, i32 noundef %37)
  %39 = tail call noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef %0, i32 noundef 6)
  %40 = zext i1 %39 to i32
  %41 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef 6, i32 noundef %40)
  %42 = tail call noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef %0, i32 noundef 17)
  %43 = zext i1 %42 to i32
  %44 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef 14, i32 noundef %43)
  tail call void @_Z16linked_hash_viewP10_hashtable(ptr noundef %0)
  ret void
}

declare noundef ptr @_Z16linked_hash_initv() local_unnamed_addr #2

declare noundef zeroext i1 @_Z18linked_hash_addkeyP10_hashtablei(ptr noundef, i32 noundef) local_unnamed_addr #2

declare noundef ptr @_Z16linked_hash_findP10_hashtablei(ptr noundef, i32 noundef) local_unnamed_addr #2

declare noundef i32 @_Z23linked_hash_get_addressP9_hashnode(ptr noundef) local_unnamed_addr #2

declare noundef zeroext i1 @_Z18linked_hash_deleteP10_hashtablei(ptr noundef, i32 noundef) local_unnamed_addr #2

declare void @_Z16linked_hash_viewP10_hashtable(ptr noundef) local_unnamed_addr #2

attributes #0 = { nofree 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 = { mustprogress 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 = { "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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