; LLVM IR from IOsonata/IOsonata :: src/bluetooth (bt_adv)

; 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.__Bt_Adv_Packet = type { i32, i32, ptr }

; 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 zeroext i1 @BtAdvDataAdd(ptr noundef, i8 noundef zeroext, ptr noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local zeroext i1 @BtAdvDataSetDevName(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i8, align 1
  %7 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = call i64 @strlen(ptr noundef %8) #5
  store i64 %9, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #4
  store i8 9, ptr %6, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.__Bt_Adv_Packet, ptr %10, i32 0, i32 0
  %12 = load i32, ptr %11, align 1, !tbaa !12
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.__Bt_Adv_Packet, ptr %13, i32 0, i32 1
  %15 = load i32, ptr %14, align 1, !tbaa !15
  %16 = sub nsw i32 %12, %15
  %17 = sub nsw i32 %16, 2
  %18 = sext i32 %17 to i64
  store i64 %18, ptr %7, align 8, !tbaa !9
  %19 = load i64, ptr %5, align 8, !tbaa !9
  %20 = icmp ugt i64 %19, 30
  br i1 %20, label %25, label %21

21:                                               ; preds = %2
  %22 = load i64, ptr %5, align 8, !tbaa !9
  %23 = load i64, ptr %7, align 8, !tbaa !9
  %24 = icmp ugt i64 %22, %23
  br i1 %24, label %25, label %30

25:                                               ; preds = %21, %2
  store i8 8, ptr %6, align 1, !tbaa !11
  %26 = load i64, ptr %7, align 8, !tbaa !9
  %27 = trunc i64 %26 to i32
  %28 = call noundef i32 @_ZL3minii(i32 noundef 30, i32 noundef %27)
  %29 = sext i32 %28 to i64
  store i64 %29, ptr %5, align 8, !tbaa !9
  br label %30

30:                                               ; preds = %25, %21
  %31 = load ptr, ptr %3, align 8, !tbaa !5
  %32 = load i8, ptr %6, align 1, !tbaa !11
  %33 = load ptr, ptr %4, align 8, !tbaa !5
  %34 = load i64, ptr %5, align 8, !tbaa !9
  %35 = trunc i64 %34 to i32
  %36 = call zeroext i1 @BtAdvDataAdd(ptr noundef %31, i8 noundef zeroext %32, ptr noundef %33, i32 noundef %35)
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  ret i1 %36
}

; Function Attrs: nounwind willreturn memory(read)
declare i64 @strlen(ptr noundef) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden noundef i32 @_ZL3minii(i32 noundef, i32 noundef) #3

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 = { nounwind willreturn memory(read) "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 = { inlinehint mustprogress 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 #4 = { nounwind }
attributes #5 = { nounwind willreturn memory(read) }

!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 = !{!"long", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !14, i64 0}
!13 = !{!"_ZTS15__Bt_Adv_Packet", !14, i64 0, !14, i64 4, !6, i64 8}
!14 = !{!"int", !7, i64 0}
!15 = !{!13, !14, i64 4}


; 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: mustprogress uwtable
declare dso_local zeroext i1 @BtAdvDataAdd(ptr noundef, i8 noundef zeroext, ptr noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local zeroext i1 @BtAdvDataSetDevName(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = tail call i64 @strlen(ptr noundef nonnull dereferenceable(1) %1) #3
  %4 = load i32, ptr %0, align 1, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 4
  %6 = load i32, ptr %5, align 1, !tbaa !11
  %7 = sub nsw i32 %4, %6
  %8 = add nsw i32 %7, -2
  %9 = icmp ugt i64 %3, 30
  %10 = sext i32 %8 to i64
  %11 = icmp ugt i64 %3, %10
  %or.cond = select i1 %9, i1 true, i1 %11
  br i1 %or.cond, label %12, label %15

12:                                               ; preds = %2
  %13 = tail call noundef i32 @_ZL3minii(i32 noundef 30, i32 noundef %8)
  %14 = zext i32 %13 to i64
  br label %15

15:                                               ; preds = %2, %12
  %.010 = phi i8 [ 8, %12 ], [ 9, %2 ]
  %.0 = phi i64 [ %14, %12 ], [ %3, %2 ]
  %16 = trunc i64 %.0 to i32
  %17 = tail call zeroext i1 @BtAdvDataAdd(ptr noundef nonnull %0, i8 noundef zeroext %.010, ptr noundef %1, i32 noundef %16)
  ret i1 %17
}

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i64 @strlen(ptr nocapture noundef) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden noundef i32 @_ZL3minii(i32 noundef, i32 noundef) local_unnamed_addr #2

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 nofree nounwind willreturn memory(argmem: read) "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 = { inlinehint mustprogress 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 #3 = { nounwind willreturn memory(read) }

!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, !7, i64 0}
!6 = !{!"_ZTS15__Bt_Adv_Packet", !7, i64 0, !7, i64 4, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 4}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass