; LLVM IR from software-mansion/react-native-audio-api :: packages/react-native-audio-api/common/cpp/audioapi/utils (AudioBus)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.audioapi::AudioBus" = type { %"class.std::vector", i32, float, i64 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::shared_ptr<audioapi::AudioArray>, std::allocator<std::shared_ptr<audioapi::AudioArray>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::shared_ptr<audioapi::AudioArray>, std::allocator<std::shared_ptr<audioapi::AudioArray>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::shared_ptr<audioapi::AudioArray>, std::allocator<std::shared_ptr<audioapi::AudioArray>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::shared_ptr<audioapi::AudioArray>, std::allocator<std::shared_ptr<audioapi::AudioArray>>>::_Vector_impl_data" = type { ptr, ptr, 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 nounwind uwtable
declare dso_local noundef ptr @_ZNKSt12__shared_ptrIN8audioapi10AudioArrayELN9__gnu_cxx12_Lock_policyE2EE3getEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8audioapi8AudioBus4zeroEmm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %1, i64 noundef %2) #2 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  store i64 %2, ptr %6, align 8, !tbaa !9
  %9 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %10 = getelementptr inbounds %"class.audioapi::AudioBus", ptr %9, i32 0, i32 0
  %11 = call ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  %12 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %11, ptr %12, align 8
  br label %13

13:                                               ; preds = %24, %3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %14 = getelementptr inbounds %"class.audioapi::AudioBus", ptr %9, i32 0, i32 0
  %15 = call ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #5
  %16 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %15, ptr %16, align 8
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br i1 %17, label %19, label %18

18:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %26

19:                                               ; preds = %13
  %20 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  %21 = call noundef ptr @_ZNKSt12__shared_ptrIN8audioapi10AudioArrayELN9__gnu_cxx12_Lock_policyE2EE3getEv(ptr noundef nonnull align 8 dereferenceable(16) %20) #5
  %22 = load i64, ptr %5, align 8, !tbaa !9
  %23 = load i64, ptr %6, align 8, !tbaa !9
  call void @_ZN8audioapi10AudioArray4zeroEmm(ptr noundef nonnull align 8 dereferenceable(16) %21, i64 noundef %22, i64 noundef %23)
  br label %24

24:                                               ; preds = %19
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEpLEl(ptr noundef nonnull align 8 dereferenceable(8) %7, i64 noundef 1) #5
  br label %13, !llvm.loop !11

26:                                               ; preds = %18
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

declare void @_ZN8audioapi10AudioArray4zeroEmm(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i64 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEpLEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

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 = { 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 #3 = { inlinehint 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 #4 = { "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 #5 = { 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 = !{!"long", !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"

%"class.__gnu_cxx::__normal_iterator" = type { 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 nounwind uwtable
declare dso_local noundef ptr @_ZNKSt12__shared_ptrIN8audioapi10AudioArrayELN9__gnu_cxx12_Lock_policyE2EE3getEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8audioapi8AudioBus4zeroEmm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %1, i64 noundef %2) local_unnamed_addr #2 align 2 {
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %6 = tail call ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %6, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %7 = tail call ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %7, ptr %5, align 8
  %8 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br i1 %8, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  ret void

.lr.ph:                                           ; preds = %3, %.lr.ph
  %9 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  %10 = call noundef ptr @_ZNKSt12__shared_ptrIN8audioapi10AudioArrayELN9__gnu_cxx12_Lock_policyE2EE3getEv(ptr noundef nonnull align 8 dereferenceable(16) %9) #5
  call void @_ZN8audioapi10AudioArray4zeroEmm(ptr noundef nonnull align 8 dereferenceable(16) %10, i64 noundef %1, i64 noundef %2)
  %11 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEpLEl(ptr noundef nonnull align 8 dereferenceable(8) %4, i64 noundef 1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %12 = call ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %12, ptr %5, align 8
  %13 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br i1 %13, label %.lr.ph, label %._crit_edge, !llvm.loop !5
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt10shared_ptrIN8audioapi10AudioArrayEESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

declare void @_ZN8audioapi10AudioArray4zeroEmm(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i64 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt10shared_ptrIN8audioapi10AudioArrayEESt6vectorIS4_SaIS4_EEEpLEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

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 = { 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 #3 = { inlinehint 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 #4 = { "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 #5 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


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