; LLVM IR from LamberttLiu/CS-Basic-SelfLearning :: 【DSA】数据结构与算法（C语言版本）/src/sort (insert_sort)

; 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"

@.str = external hidden unnamed_addr constant [16 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @Insert_sort(ptr noundef, i32 noundef) #0

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

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

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca [11 x i32], align 16
  %3 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 44, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  %4 = call i32 (ptr, ...) @printf(ptr noundef @.str)
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %5

5:                                                ; preds = %13, %0
  %6 = load i32, ptr %3, align 4, !tbaa !5
  %7 = icmp sle i32 %6, 10
  br i1 %7, label %8, label %16

8:                                                ; preds = %5
  %9 = load i32, ptr %3, align 4, !tbaa !5
  %10 = sext i32 %9 to i64
  %11 = getelementptr inbounds [11 x i32], ptr %2, i64 0, i64 %10
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %11)
  br label %13

13:                                               ; preds = %8
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = add nsw i32 %14, 1
  store i32 %15, ptr %3, align 4, !tbaa !5
  br label %5, !llvm.loop !9

16:                                               ; preds = %5
  %17 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %18

18:                                               ; preds = %27, %16
  %19 = load i32, ptr %3, align 4, !tbaa !5
  %20 = icmp slt i32 %19, 11
  br i1 %20, label %21, label %30

21:                                               ; preds = %18
  %22 = load i32, ptr %3, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [11 x i32], ptr %2, i64 0, i64 %23
  %25 = load i32, ptr %24, align 4, !tbaa !5
  %26 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %25)
  br label %27

27:                                               ; preds = %21
  %28 = load i32, ptr %3, align 4, !tbaa !5
  %29 = add nsw i32 %28, 1
  store i32 %29, ptr %3, align 4, !tbaa !5
  br label %18, !llvm.loop !11

30:                                               ; preds = %18
  %31 = getelementptr inbounds [11 x i32], ptr %2, i64 0, i64 0
  %32 = call i32 @Insert_sort(ptr noundef %31, i32 noundef 10)
  %33 = call i32 (ptr, ...) @printf(ptr noundef @.str.4)
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %34

34:                                               ; preds = %43, %30
  %35 = load i32, ptr %3, align 4, !tbaa !5
  %36 = icmp slt i32 %35, 11
  br i1 %36, label %37, label %46

37:                                               ; preds = %34
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [11 x i32], ptr %2, i64 0, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %41)
  br label %43

43:                                               ; preds = %37
  %44 = load i32, ptr %3, align 4, !tbaa !5
  %45 = add nsw i32 %44, 1
  store i32 %45, ptr %3, align 4, !tbaa !5
  br label %34, !llvm.loop !12

46:                                               ; preds = %34
  %47 = call i32 (ptr, ...) @printf(ptr noundef @.str.5)
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 44, ptr %2) #3
  ret i32 0
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


; 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"

@.str = external hidden unnamed_addr constant [16 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @Insert_sort(ptr noundef, i32 noundef) local_unnamed_addr #0

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

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

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [11 x i32], align 16
  call void @llvm.lifetime.start.p0(i64 44, ptr nonnull %1) #3
  %2 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  %3 = getelementptr inbounds i8, ptr %1, i64 4
  %4 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %3)
  %5 = getelementptr inbounds i8, ptr %1, i64 8
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %5)
  %7 = getelementptr inbounds i8, ptr %1, i64 12
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %7)
  %9 = getelementptr inbounds i8, ptr %1, i64 16
  %10 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %9)
  %11 = getelementptr inbounds i8, ptr %1, i64 20
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %11)
  %13 = getelementptr inbounds i8, ptr %1, i64 24
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %13)
  %15 = getelementptr inbounds i8, ptr %1, i64 28
  %16 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %15)
  %17 = getelementptr inbounds i8, ptr %1, i64 32
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %17)
  %19 = getelementptr inbounds i8, ptr %1, i64 36
  %20 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %19)
  %21 = getelementptr inbounds i8, ptr %1, i64 40
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %21)
  %23 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2)
  %24 = load i32, ptr %3, align 4, !tbaa !5
  %25 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %24)
  %26 = load i32, ptr %5, align 8, !tbaa !5
  %27 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %26)
  %28 = load i32, ptr %7, align 4, !tbaa !5
  %29 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %28)
  %30 = load i32, ptr %9, align 16, !tbaa !5
  %31 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %30)
  %32 = load i32, ptr %11, align 4, !tbaa !5
  %33 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %32)
  %34 = load i32, ptr %13, align 8, !tbaa !5
  %35 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %34)
  %36 = load i32, ptr %15, align 4, !tbaa !5
  %37 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %36)
  %38 = load i32, ptr %17, align 16, !tbaa !5
  %39 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %38)
  %40 = load i32, ptr %19, align 4, !tbaa !5
  %41 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %40)
  %42 = load i32, ptr %21, align 8, !tbaa !5
  %43 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %42)
  %44 = call i32 @Insert_sort(ptr noundef nonnull %1, i32 noundef 10)
  %45 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.4)
  %46 = load i32, ptr %3, align 4, !tbaa !5
  %47 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %46)
  %48 = load i32, ptr %5, align 8, !tbaa !5
  %49 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %48)
  %50 = load i32, ptr %7, align 4, !tbaa !5
  %51 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %50)
  %52 = load i32, ptr %9, align 16, !tbaa !5
  %53 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %52)
  %54 = load i32, ptr %11, align 4, !tbaa !5
  %55 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %54)
  %56 = load i32, ptr %13, align 8, !tbaa !5
  %57 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %56)
  %58 = load i32, ptr %15, align 4, !tbaa !5
  %59 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %58)
  %60 = load i32, ptr %17, align 16, !tbaa !5
  %61 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %60)
  %62 = load i32, ptr %19, align 4, !tbaa !5
  %63 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %62)
  %64 = load i32, ptr %21, align 8, !tbaa !5
  %65 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %64)
  %66 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.5)
  call void @llvm.lifetime.end.p0(i64 44, ptr nonnull %1) #3
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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