; LLVM IR from taichi-dev/taichi :: taichi/runtime/llvm/runtime_module (runtime)

; 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.anon.2 = type { ptr, ptr }
%struct.DynamicNode = 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
define dso_local void @Dynamic_deactivate(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %class.anon.2, 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) #2
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  store ptr %8, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %9, ptr %6, align 8, !tbaa !5
  %10 = load ptr, ptr %6, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.DynamicNode, ptr %10, i32 0, i32 1
  %12 = load i32, ptr %11, align 4, !tbaa !9
  %13 = icmp sgt i32 %12, 0
  br i1 %13, label %14, label %19

14:                                               ; preds = %2
  %15 = load ptr, ptr %6, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.DynamicNode, ptr %15, i32 0, i32 0
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #2
  %17 = getelementptr inbounds %class.anon.2, ptr %7, i32 0, i32 0
  store ptr %6, ptr %17, align 8, !tbaa !5
  %18 = getelementptr inbounds %class.anon.2, ptr %7, i32 0, i32 1
  store ptr %5, ptr %18, align 8, !tbaa !5
  call void @"_Z11locked_taskIZ18Dynamic_deactivateE3$_0EvPvRKT_"(ptr noundef %16, ptr noundef nonnull align 8 dereferenceable(16) %7)
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #2
  br label %19

19:                                               ; preds = %14, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  ret void
}

; Function Attrs: mustprogress uwtable
declare hidden void @"_Z11locked_taskIZ18Dynamic_deactivateE3$_0EvPvRKT_"(ptr noundef, ptr noundef nonnull align 8 dereferenceable(16)) #1

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 }

!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, !11, i64 4}
!10 = !{!"_ZTS11DynamicNode", !11, i64 0, !11, i64 4, !6, i64 8}
!11 = !{!"int", !7, i64 0}


; 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"

%class.anon.2 = type { ptr, ptr }

; 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 uwtable
define dso_local void @Dynamic_deactivate(ptr noundef %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %class.anon.2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #2
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #2
  store ptr %1, ptr %4, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %1, i64 4
  %7 = load i32, ptr %6, align 4, !tbaa !9
  %8 = icmp sgt i32 %7, 0
  br i1 %8, label %9, label %11

9:                                                ; preds = %2
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #2
  store ptr %4, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %5, i64 8
  store ptr %3, ptr %10, align 8, !tbaa !5
  call void @"_Z11locked_taskIZ18Dynamic_deactivateE3$_0EvPvRKT_"(ptr noundef nonnull %1, ptr noundef nonnull align 8 dereferenceable(16) %5)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #2
  br label %11

11:                                               ; preds = %9, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #2
  ret void
}

; Function Attrs: mustprogress uwtable
declare hidden void @"_Z11locked_taskIZ18Dynamic_deactivateE3$_0EvPvRKT_"(ptr noundef, ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1

attributes #0 = { mustprogress 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 }

!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, !11, i64 4}
!10 = !{!"_ZTS11DynamicNode", !11, i64 0, !11, i64 4, !6, i64 8}
!11 = !{!"int", !7, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass