; LLVM IR from dynexcoin/Dynex :: src/BlockchainExplorer (BlockchainExplorer)

; 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"

%"class.DynexCN::BlockchainExplorer::PoolUpdateGuard" = type { %"struct.std::atomic" }
%"struct.std::atomic" = type { i32 }

@.str.4 = external hidden unnamed_addr constant [95 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [21 x i8], align 1
@__PRETTY_FUNCTION__._ZN7DynexCN18BlockchainExplorer15PoolUpdateGuard9endUpdateEv = external hidden unnamed_addr constant [63 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 nounwind uwtable
declare dso_local noundef i32 @_ZNKSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE4loadESt12memory_order(ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE21compare_exchange_weakERS3_S3_St12memory_order(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), i32 noundef, i32 noundef) #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZN7DynexCN18BlockchainExplorer15PoolUpdateGuard9endUpdateEv(ptr noundef nonnull align 4 dereferenceable(4) %0) #1 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  %5 = getelementptr inbounds %"class.DynexCN::BlockchainExplorer::PoolUpdateGuard", ptr %4, i32 0, i32 0
  %6 = call noundef i32 @_ZNKSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE4loadESt12memory_order(ptr noundef nonnull align 4 dereferenceable(4) %5, i32 noundef 5) #3
  store i32 %6, ptr %3, align 4, !tbaa !9
  br label %7

7:                                                ; preds = %19, %1
  %8 = load i32, ptr %3, align 4, !tbaa !9
  %9 = icmp ne i32 %8, 0
  br i1 %9, label %10, label %11

10:                                               ; preds = %7
  br label %13

11:                                               ; preds = %7
  call void @__assert_fail(ptr noundef @.str.5, ptr noundef @.str.4, i32 noundef 134, ptr noundef @__PRETTY_FUNCTION__._ZN7DynexCN18BlockchainExplorer15PoolUpdateGuard9endUpdateEv) #4
  unreachable

12:                                               ; No predecessors!
  br label %13

13:                                               ; preds = %12, %10
  %14 = getelementptr inbounds %"class.DynexCN::BlockchainExplorer::PoolUpdateGuard", ptr %4, i32 0, i32 0
  %15 = call noundef zeroext i1 @_ZNSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE21compare_exchange_weakERS3_S3_St12memory_order(ptr noundef nonnull align 4 dereferenceable(4) %14, ptr noundef nonnull align 4 dereferenceable(4) %3, i32 noundef 0, i32 noundef 5) #3
  br i1 %15, label %16, label %19

16:                                               ; preds = %13
  %17 = load i32, ptr %3, align 4, !tbaa !9
  %18 = icmp eq i32 %17, 2
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  ret i1 %18

19:                                               ; preds = %13
  br label %7, !llvm.loop !11
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { noreturn 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 }
attributes #4 = { noreturn 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 = !{!"_ZTSN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateE", !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.4 = external hidden unnamed_addr constant [95 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [21 x i8], align 1
@__PRETTY_FUNCTION__._ZN7DynexCN18BlockchainExplorer15PoolUpdateGuard9endUpdateEv = external hidden unnamed_addr constant [63 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNKSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE4loadESt12memory_order(ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE21compare_exchange_weakERS3_S3_St12memory_order(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZN7DynexCN18BlockchainExplorer15PoolUpdateGuard9endUpdateEv(ptr noundef nonnull align 4 dereferenceable(4) %0) local_unnamed_addr #1 align 2 {
  %2 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #3
  %3 = tail call noundef i32 @_ZNKSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE4loadESt12memory_order(ptr noundef nonnull align 4 dereferenceable(4) %0, i32 noundef 5) #3
  store i32 %3, ptr %2, align 4, !tbaa !5
  %.not1 = icmp eq i32 %3, 0
  br i1 %.not1, label %._crit_edge, label %.lr.ph

thread-pre-split:                                 ; preds = %.lr.ph
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %thread-pre-split, %1
  call void @__assert_fail(ptr noundef nonnull @.str.5, ptr noundef nonnull @.str.4, i32 noundef 134, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN7DynexCN18BlockchainExplorer15PoolUpdateGuard9endUpdateEv) #4
  unreachable

.lr.ph:                                           ; preds = %1, %thread-pre-split
  %4 = call noundef zeroext i1 @_ZNSt6atomicIN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateEE21compare_exchange_weakERS3_S3_St12memory_order(ptr noundef nonnull align 4 dereferenceable(4) %0, ptr noundef nonnull align 4 dereferenceable(4) %2, i32 noundef 0, i32 noundef 5) #3
  %5 = load i32, ptr %2, align 4, !tbaa !5
  br i1 %4, label %6, label %thread-pre-split, !llvm.loop !9

6:                                                ; preds = %.lr.ph
  %7 = icmp eq i32 %5, 2
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #3
  ret i1 %7
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { noreturn 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 }
attributes #4 = { noreturn 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 = !{!"_ZTSN7DynexCN18BlockchainExplorer15PoolUpdateGuard5StateE", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass