; LLVM IR from antirez/ttt-rl :: ttt (display_board)

; 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.GameState = type { [9 x i8], i32 }

@.str = external hidden unnamed_addr constant [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 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: nounwind uwtable
define dso_local void @display_board(ptr noundef %0) #1 {
  %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 = %45, %1
  %5 = load i32, ptr %3, align 4, !tbaa !9
  %6 = icmp slt i32 %5, 3
  br i1 %6, label %8, label %7

7:                                                ; preds = %4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %48

8:                                                ; preds = %4
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.GameState, ptr %9, i32 0, i32 0
  %11 = load i32, ptr %3, align 4, !tbaa !9
  %12 = mul nsw i32 %11, 3
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds [9 x i8], ptr %10, i64 0, i64 %13
  %15 = load i8, ptr %14, align 1, !tbaa !11
  %16 = sext i8 %15 to i32
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.GameState, ptr %17, i32 0, i32 0
  %19 = load i32, ptr %3, align 4, !tbaa !9
  %20 = mul nsw i32 %19, 3
  %21 = add nsw i32 %20, 1
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [9 x i8], ptr %18, i64 0, i64 %22
  %24 = load i8, ptr %23, align 1, !tbaa !11
  %25 = sext i8 %24 to i32
  %26 = load ptr, ptr %2, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.GameState, ptr %26, i32 0, i32 0
  %28 = load i32, ptr %3, align 4, !tbaa !9
  %29 = mul nsw i32 %28, 3
  %30 = add nsw i32 %29, 2
  %31 = sext i32 %30 to i64
  %32 = getelementptr inbounds [9 x i8], ptr %27, i64 0, i64 %31
  %33 = load i8, ptr %32, align 1, !tbaa !11
  %34 = sext i8 %33 to i32
  %35 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %16, i32 noundef %25, i32 noundef %34)
  %36 = load i32, ptr %3, align 4, !tbaa !9
  %37 = mul nsw i32 %36, 3
  %38 = load i32, ptr %3, align 4, !tbaa !9
  %39 = mul nsw i32 %38, 3
  %40 = add nsw i32 %39, 1
  %41 = load i32, ptr %3, align 4, !tbaa !9
  %42 = mul nsw i32 %41, 3
  %43 = add nsw i32 %42, 2
  %44 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef %37, i32 noundef %40, i32 noundef %43)
  br label %45

45:                                               ; preds = %8
  %46 = load i32, ptr %3, align 4, !tbaa !9
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %3, align 4, !tbaa !9
  br label %4, !llvm.loop !12

48:                                               ; preds = %7
  %49 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  ret void
}

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

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 = { "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 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; 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 [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nofree nounwind uwtable
define dso_local void @display_board(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = load i8, ptr %0, align 1, !tbaa !5
  %3 = sext i8 %2 to i32
  %4 = getelementptr inbounds i8, ptr %0, i64 1
  %5 = load i8, ptr %4, align 1, !tbaa !5
  %6 = sext i8 %5 to i32
  %7 = getelementptr inbounds i8, ptr %0, i64 2
  %8 = load i8, ptr %7, align 1, !tbaa !5
  %9 = sext i8 %8 to i32
  %10 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %3, i32 noundef %6, i32 noundef %9)
  %11 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef 0, i32 noundef 1, i32 noundef 2)
  %12 = getelementptr inbounds i8, ptr %0, i64 3
  %13 = load i8, ptr %12, align 1, !tbaa !5
  %14 = sext i8 %13 to i32
  %15 = getelementptr inbounds i8, ptr %0, i64 4
  %16 = load i8, ptr %15, align 1, !tbaa !5
  %17 = sext i8 %16 to i32
  %18 = getelementptr inbounds i8, ptr %0, i64 5
  %19 = load i8, ptr %18, align 1, !tbaa !5
  %20 = sext i8 %19 to i32
  %21 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %14, i32 noundef %17, i32 noundef %20)
  %22 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef 3, i32 noundef 4, i32 noundef 5)
  %23 = getelementptr inbounds i8, ptr %0, i64 6
  %24 = load i8, ptr %23, align 1, !tbaa !5
  %25 = sext i8 %24 to i32
  %26 = getelementptr inbounds i8, ptr %0, i64 7
  %27 = load i8, ptr %26, align 1, !tbaa !5
  %28 = sext i8 %27 to i32
  %29 = getelementptr inbounds i8, ptr %0, i64 8
  %30 = load i8, ptr %29, align 1, !tbaa !5
  %31 = sext i8 %30 to i32
  %32 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %25, i32 noundef %28, i32 noundef %31)
  %33 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef 6, i32 noundef 7, i32 noundef 8)
  %34 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2)
  ret void
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

attributes #0 = { nofree 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 = { 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" }

!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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}


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