; LLVM IR from facebook/redex :: libresource/ResourceTypes.ll (ZN7android13ResStringPoolC2Ev)

; 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.android::ResStringPool" = type <{ ptr, i32, [4 x i8], ptr, ptr, i64, %"class.std::mutex", ptr, ptr, ptr, ptr, i32, [4 x i8], ptr, i32, [4 x i8] }>
%"class.std::mutex" = type { %"class.std::__mutex_base" }
%"class.std::__mutex_base" = type { %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 }

@_ZTVN7android13ResStringPoolE = external dso_local unnamed_addr constant { [7 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN7android13ResStringPoolC2Ev(ptr noundef nonnull align 8 dereferenceable(132) %0) unnamed_addr #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 40) ({ [7 x ptr] }, ptr @_ZTVN7android13ResStringPoolE, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %"class.android::ResStringPool", ptr %3, i32 0, i32 1
  store i32 -19, ptr %4, align 8, !tbaa !11
  %5 = getelementptr inbounds %"class.android::ResStringPool", ptr %3, i32 0, i32 3
  store ptr null, ptr %5, align 8, !tbaa !17
  %6 = getelementptr inbounds %"class.android::ResStringPool", ptr %3, i32 0, i32 4
  store ptr null, ptr %6, align 8, !tbaa !18
  %7 = getelementptr inbounds %"class.android::ResStringPool", ptr %3, i32 0, i32 6
  call void @_ZNSt5mutexC2Ev(ptr noundef nonnull align 8 dereferenceable(40) %7) #1
  %8 = getelementptr inbounds %"class.android::ResStringPool", ptr %3, i32 0, i32 10
  store ptr null, ptr %8, align 8, !tbaa !19
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5mutexC2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !13, i64 8}
!12 = !{!"_ZTSN7android13ResStringPoolE", !13, i64 8, !6, i64 16, !6, i64 24, !14, i64 32, !15, i64 40, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !13, i64 112, !6, i64 120, !13, i64 128}
!13 = !{!"int", !7, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = !{!"_ZTSSt5mutex", !16, i64 0}
!16 = !{!"_ZTSSt12__mutex_base", !7, i64 0}
!17 = !{!12, !6, i64 16}
!18 = !{!12, !6, i64 24}
!19 = !{!12, !6, i64 104}


; 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"

@_ZTVN7android13ResStringPoolE = external dso_local unnamed_addr constant { [7 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN7android13ResStringPoolC2Ev(ptr noundef nonnull align 8 dereferenceable(132) %0) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 40) (i8, ptr @_ZTVN7android13ResStringPoolE, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 -19, ptr %2, align 8, !tbaa !8
  %3 = getelementptr inbounds i8, ptr %0, i64 16
  %4 = getelementptr inbounds i8, ptr %0, i64 40
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %3, i8 0, i64 16, i1 false)
  tail call void @_ZNSt5mutexC2Ev(ptr noundef nonnull align 8 dereferenceable(40) %4) #2
  %5 = getelementptr inbounds i8, ptr %0, i64 104
  store ptr null, ptr %5, align 8, !tbaa !16
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5mutexC2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #0 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { 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 #1 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !10, i64 8}
!9 = !{!"_ZTSN7android13ResStringPoolE", !10, i64 8, !12, i64 16, !12, i64 24, !13, i64 32, !14, i64 40, !12, i64 80, !12, i64 88, !12, i64 96, !12, i64 104, !10, i64 112, !12, i64 120, !10, i64 128}
!10 = !{!"int", !11, i64 0}
!11 = !{!"omnipotent char", !7, i64 0}
!12 = !{!"any pointer", !11, i64 0}
!13 = !{!"long", !11, i64 0}
!14 = !{!"_ZTSSt5mutex", !15, i64 0}
!15 = !{!"_ZTSSt12__mutex_base", !11, i64 0}
!16 = !{!9, !12, i64 104}


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