; LLVM IR from microsoft/X-Mem :: src/MemoryWorker.ll (ZN4xmem12MemoryWorkerC2EPvmi)

; 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.xmem::MemoryWorker" = type <{ %"class.xmem::Runnable", ptr, i64, i32, i32, i32, [4 x i8], i64, i64, i64, i8, i8, [6 x i8] }>
%"class.xmem::Runnable" = type { ptr, %union.pthread_mutex_t }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }

@_ZTVN4xmem12MemoryWorkerE = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4xmem12MemoryWorkerC2EPvmi(ptr noundef nonnull align 8 dereferenceable(106) %0, ptr noundef %1, i64 noundef %2, i32 noundef %3) unnamed_addr #0 align 2 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i64 %2, ptr %7, align 8, !tbaa !9
  store i32 %3, ptr %8, align 4, !tbaa !11
  %9 = load ptr, ptr %5, align 8
  call void @_ZN4xmem8RunnableC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %9)
  store ptr getelementptr inbounds inrange(-16, 24) ({ [5 x ptr] }, ptr @_ZTVN4xmem12MemoryWorkerE, i32 0, i32 0, i32 2), ptr %9, align 8, !tbaa !13
  %10 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 1
  %11 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %11, ptr %10, align 8, !tbaa !15
  %12 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 2
  %13 = load i64, ptr %7, align 8, !tbaa !9
  store i64 %13, ptr %12, align 8, !tbaa !19
  %14 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 3
  %15 = load i32, ptr %8, align 4, !tbaa !11
  store i32 %15, ptr %14, align 8, !tbaa !20
  %16 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 4
  store i32 0, ptr %16, align 4, !tbaa !21
  %17 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 5
  store i32 0, ptr %17, align 8, !tbaa !22
  %18 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 7
  store i64 0, ptr %18, align 8, !tbaa !23
  %19 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 8
  store i64 0, ptr %19, align 8, !tbaa !24
  %20 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 9
  store i64 0, ptr %20, align 8, !tbaa !25
  %21 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 10
  store i8 0, ptr %21, align 8, !tbaa !26
  %22 = getelementptr inbounds %"class.xmem::MemoryWorker", ptr %9, i32 0, i32 11
  store i8 0, ptr %22, align 1, !tbaa !27
  ret void
}

declare void @_ZN4xmem8RunnableC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1

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 = { "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" }

!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 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"vtable pointer", !8, i64 0}
!15 = !{!16, !6, i64 48}
!16 = !{!"_ZTSN4xmem12MemoryWorkerE", !17, i64 0, !6, i64 48, !10, i64 56, !12, i64 64, !12, i64 68, !12, i64 72, !10, i64 80, !10, i64 88, !10, i64 96, !18, i64 104, !18, i64 105}
!17 = !{!"_ZTSN4xmem8RunnableE", !7, i64 8}
!18 = !{!"bool", !7, i64 0}
!19 = !{!16, !10, i64 56}
!20 = !{!16, !12, i64 64}
!21 = !{!16, !12, i64 68}
!22 = !{!16, !12, i64 72}
!23 = !{!16, !10, i64 80}
!24 = !{!16, !10, i64 88}
!25 = !{!16, !10, i64 96}
!26 = !{!16, !18, i64 104}
!27 = !{!16, !18, i64 105}


; 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"

@_ZTVN4xmem12MemoryWorkerE = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4xmem12MemoryWorkerC2EPvmi(ptr noundef nonnull align 8 dereferenceable(106) %0, ptr noundef %1, i64 noundef %2, i32 noundef %3) unnamed_addr #0 align 2 {
  tail call void @_ZN4xmem8RunnableC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0)
  store ptr getelementptr inbounds inrange(-16, 24) (i8, ptr @_ZTVN4xmem12MemoryWorkerE, i64 16), ptr %0, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 48
  store ptr %1, ptr %5, align 8, !tbaa !8
  %6 = getelementptr inbounds i8, ptr %0, i64 56
  store i64 %2, ptr %6, align 8, !tbaa !16
  %7 = getelementptr inbounds i8, ptr %0, i64 64
  store i32 %3, ptr %7, align 8, !tbaa !17
  %8 = getelementptr inbounds i8, ptr %0, i64 68
  store i32 0, ptr %8, align 4, !tbaa !18
  %9 = getelementptr inbounds i8, ptr %0, i64 72
  store i32 0, ptr %9, align 8, !tbaa !19
  %10 = getelementptr inbounds i8, ptr %0, i64 80
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(26) %10, i8 0, i64 26, i1 false)
  ret void
}

declare void @_ZN4xmem8RunnableC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #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 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !12, i64 48}
!9 = !{!"_ZTSN4xmem12MemoryWorkerE", !10, i64 0, !12, i64 48, !13, i64 56, !14, i64 64, !14, i64 68, !14, i64 72, !13, i64 80, !13, i64 88, !13, i64 96, !15, i64 104, !15, i64 105}
!10 = !{!"_ZTSN4xmem8RunnableE", !11, i64 8}
!11 = !{!"omnipotent char", !7, i64 0}
!12 = !{!"any pointer", !11, i64 0}
!13 = !{!"long", !11, i64 0}
!14 = !{!"int", !11, i64 0}
!15 = !{!"bool", !11, i64 0}
!16 = !{!9, !13, i64 56}
!17 = !{!9, !14, i64 64}
!18 = !{!9, !14, i64 68}
!19 = !{!9, !14, i64 72}


; Effective O3 passes: InstCombinePass,MemCpyOptPass,SROAPass,TailCallElimPass