; LLVM IR from PetarV-/Algorithms :: Sorting Algorithms (Bitonic Sorter)

; 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 [4 x i8], align 1
@.str.1 = 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: mustprogress uwtable
declare dso_local void @_Z6SorterPiii(ptr noundef, i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 {
  %1 = alloca i32, align 4
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %4 = call noalias noundef nonnull ptr @_Znam(i64 noundef 32) #6
  store ptr %4, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = getelementptr inbounds i32, ptr %5, i64 0
  store i32 10, ptr %6, align 4, !tbaa !9
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds i32, ptr %7, i64 1
  store i32 30, ptr %8, align 4, !tbaa !9
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds i32, ptr %9, i64 2
  store i32 11, ptr %10, align 4, !tbaa !9
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds i32, ptr %11, i64 3
  store i32 20, ptr %12, align 4, !tbaa !9
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = getelementptr inbounds i32, ptr %13, i64 4
  store i32 4, ptr %14, align 4, !tbaa !9
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = getelementptr inbounds i32, ptr %15, i64 5
  store i32 330, ptr %16, align 4, !tbaa !9
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  %18 = getelementptr inbounds i32, ptr %17, i64 6
  store i32 21, ptr %18, align 4, !tbaa !9
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds i32, ptr %19, i64 7
  store i32 110, ptr %20, align 4, !tbaa !9
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  call void @_Z6SorterPiii(ptr noundef %21, i32 noundef 0, i32 noundef 7)
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %22

22:                                               ; preds = %33, %0
  %23 = load i32, ptr %3, align 4, !tbaa !9
  %24 = icmp slt i32 %23, 8
  br i1 %24, label %26, label %25

25:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %36

26:                                               ; preds = %22
  %27 = load ptr, ptr %2, align 8, !tbaa !5
  %28 = load i32, ptr %3, align 4, !tbaa !9
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds i32, ptr %27, i64 %29
  %31 = load i32, ptr %30, align 4, !tbaa !9
  %32 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %31)
  br label %33

33:                                               ; preds = %26
  %34 = load i32, ptr %3, align 4, !tbaa !9
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %3, align 4, !tbaa !9
  br label %22, !llvm.loop !11

36:                                               ; preds = %25
  %37 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  ret i32 0
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #3

declare i32 @printf(ptr noundef, ...) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { mustprogress norecurse 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 #3 = { nobuiltin allocsize(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 = { "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 #5 = { nounwind }
attributes #6 = { builtin allocsize(0) }

!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"}


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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z6SorterPiii(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 {
  %1 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znam(i64 noundef 32) #4
  %2 = getelementptr inbounds i8, ptr %1, i64 4
  %3 = getelementptr inbounds i8, ptr %1, i64 8
  %4 = getelementptr inbounds i8, ptr %1, i64 12
  store <4 x i32> <i32 10, i32 30, i32 11, i32 20>, ptr %1, align 4, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %1, i64 16
  %6 = getelementptr inbounds i8, ptr %1, i64 20
  %7 = getelementptr inbounds i8, ptr %1, i64 24
  %8 = getelementptr inbounds i8, ptr %1, i64 28
  store <4 x i32> <i32 4, i32 330, i32 21, i32 110>, ptr %5, align 4, !tbaa !5
  tail call void @_Z6SorterPiii(ptr noundef nonnull %1, i32 noundef 0, i32 noundef 7)
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %9)
  %11 = load i32, ptr %2, align 4, !tbaa !5
  %12 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %11)
  %13 = load i32, ptr %3, align 4, !tbaa !5
  %14 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %13)
  %15 = load i32, ptr %4, align 4, !tbaa !5
  %16 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %15)
  %17 = load i32, ptr %5, align 4, !tbaa !5
  %18 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %17)
  %19 = load i32, ptr %6, align 4, !tbaa !5
  %20 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %19)
  %21 = load i32, ptr %7, align 4, !tbaa !5
  %22 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %21)
  %23 = load i32, ptr %8, align 4, !tbaa !5
  %24 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %23)
  %25 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  ret i32 0
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

attributes #0 = { 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 #1 = { mustprogress norecurse 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 = { nobuiltin allocsize(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 #3 = { 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 #4 = { builtin allocsize(0) }

!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,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,SLPVectorizerPass,SROAPass,SimplifyCFGPass,TailCallElimPass