; LLVM IR from tsotchke/quantum_geometric_tensor :: src/quantum_geometric/distributed (workload_distribution)

; 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.WorkloadManager = type { ptr, i32, i32, i8, i64, i8, ptr, i64, %struct.WorkMetrics }
%struct.WorkMetrics = type { i64, i64, i64, i64, i64, double }

; Function Attrs: nounwind uwtable
define dso_local void @cleanup_workload_manager(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = icmp ne ptr %3, null
  br i1 %4, label %6, label %5

5:                                                ; preds = %1
  br label %20

6:                                                ; preds = %1
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct.WorkloadManager, ptr %7, i32 0, i32 5
  store i8 0, ptr %8, align 8, !tbaa !9
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.WorkloadManager, ptr %9, i32 0, i32 4
  %11 = load i64, ptr %10, align 8, !tbaa !16
  %12 = call i32 @pthread_join(i64 noundef %11, ptr noundef null)
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.WorkloadManager, ptr %13, i32 0, i32 0
  %15 = load ptr, ptr %14, align 8, !tbaa !17
  call void @cleanup_work_queue(ptr noundef %15)
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.WorkloadManager, ptr %16, i32 0, i32 6
  %18 = load ptr, ptr %17, align 8, !tbaa !18
  call void @free(ptr noundef %18) #3
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  call void @free(ptr noundef %19) #3
  br label %20

20:                                               ; preds = %6, %5
  ret void
}

; Function Attrs: nounwind
declare void @free(ptr noundef) #1

; Function Attrs: nounwind uwtable
declare hidden void @cleanup_work_queue(ptr noundef) #0

declare i32 @pthread_join(i64 noundef, ptr noundef) #2

attributes #0 = { 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 = { 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 #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, !12, i64 32}
!10 = !{!"", !6, i64 0, !11, i64 8, !11, i64 12, !12, i64 16, !13, i64 24, !12, i64 32, !6, i64 40, !13, i64 48, !14, i64 56}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_Bool", !7, i64 0}
!13 = !{!"long", !7, i64 0}
!14 = !{!"", !13, i64 0, !13, i64 8, !13, i64 16, !13, i64 24, !13, i64 32, !15, i64 40}
!15 = !{!"double", !7, i64 0}
!16 = !{!10, !13, i64 24}
!17 = !{!10, !6, i64 0}
!18 = !{!10, !6, i64 40}


; 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: nounwind uwtable
define dso_local void @cleanup_workload_manager(ptr noundef %0) local_unnamed_addr #0 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %10, label %2

2:                                                ; preds = %1
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  store i8 0, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 24
  %5 = load i64, ptr %4, align 8, !tbaa !15
  %6 = tail call i32 @pthread_join(i64 noundef %5, ptr noundef null) #3
  %7 = load ptr, ptr %0, align 8, !tbaa !16
  tail call void @cleanup_work_queue(ptr noundef %7)
  %8 = getelementptr inbounds i8, ptr %0, i64 40
  %9 = load ptr, ptr %8, align 8, !tbaa !17
  tail call void @free(ptr noundef %9) #3
  tail call void @free(ptr noundef nonnull %0) #3
  br label %10

10:                                               ; preds = %1, %2
  ret void
}

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden void @cleanup_work_queue(ptr noundef) local_unnamed_addr #0

declare i32 @pthread_join(i64 noundef, ptr noundef) local_unnamed_addr #2

attributes #0 = { 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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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, !11, i64 32}
!6 = !{!"", !7, i64 0, !10, i64 8, !10, i64 12, !11, i64 16, !12, i64 24, !11, i64 32, !7, i64 40, !12, i64 48, !13, i64 56}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"_Bool", !8, i64 0}
!12 = !{!"long", !8, i64 0}
!13 = !{!"", !12, i64 0, !12, i64 8, !12, i64 16, !12, i64 24, !12, i64 32, !14, i64 40}
!14 = !{!"double", !8, i64 0}
!15 = !{!6, !12, i64 24}
!16 = !{!6, !7, i64 0}
!17 = !{!6, !7, i64 40}


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