; LLVM IR from modlfo/AudioEngine :: AudioEngine/JuceLibraryCode (juce_audio_basics)

; 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.juce::MPESynthesiser" = type { %"struct.juce::MPESynthesiserBase.base", %"class.juce::OwnedArray.72", i8, %"class.juce::CriticalSection" }
%"struct.juce::MPESynthesiserBase.base" = type <{ %"class.juce::MPEInstrument::Listener", %"class.juce::ScopedPointer", %"class.juce::CriticalSection", double, i32, i8 }>
%"class.juce::MPEInstrument::Listener" = type { ptr }
%"class.juce::ScopedPointer" = type { ptr }
%"class.juce::OwnedArray.72" = type { %"class.juce::ArrayAllocationBase.73", i32, [4 x i8] }
%"class.juce::ArrayAllocationBase.73" = type <{ %"class.juce::HeapBlock.74", i32, [4 x i8] }>
%"class.juce::HeapBlock.74" = type { ptr }
%"class.juce::CriticalSection" = 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 }
%"struct.juce::MPESynthesiserBase" = type <{ %"class.juce::MPEInstrument::Listener", %"class.juce::ScopedPointer", %"class.juce::CriticalSection", double, i32, i8, [3 x i8] }>

; 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
declare dso_local void @_ZN4juce13MPEInstrument15releaseAllNotesEv(ptr noundef nonnull align 8 dereferenceable(528)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce13ScopedPointerINS_13MPEInstrumentEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20), i32 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4juce14MPESynthesiser16turnOffAllVoicesEb(ptr noundef nonnull align 8 dereferenceable(144) %0, i1 noundef zeroext %1) unnamed_addr #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca i8, align 1
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  %6 = zext i1 %1 to i8
  store i8 %6, ptr %4, align 1, !tbaa !9
  %7 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  %8 = getelementptr inbounds %"class.juce::MPESynthesiser", ptr %7, i32 0, i32 1
  %9 = call noundef i32 @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20) %8) #3
  store i32 %9, ptr %5, align 4, !tbaa !11
  br label %10

10:                                               ; preds = %15, %2
  %11 = load i32, ptr %5, align 4, !tbaa !11
  %12 = add nsw i32 %11, -1
  store i32 %12, ptr %5, align 4, !tbaa !11
  %13 = icmp sge i32 %12, 0
  br i1 %13, label %15, label %14

14:                                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %24

15:                                               ; preds = %10
  %16 = getelementptr inbounds %"class.juce::MPESynthesiser", ptr %7, i32 0, i32 1
  %17 = load i32, ptr %5, align 4, !tbaa !11
  %18 = call noundef ptr @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20) %16, i32 noundef %17) #3
  %19 = load i8, ptr %4, align 1, !tbaa !9, !range !13, !noundef !14
  %20 = trunc i8 %19 to i1
  %21 = load ptr, ptr %18, align 8, !tbaa !15
  %22 = getelementptr inbounds ptr, ptr %21, i64 4
  %23 = load ptr, ptr %22, align 8
  call void %23(ptr noundef nonnull align 8 dereferenceable(60) %18, i1 noundef zeroext %20)
  br label %10, !llvm.loop !17

24:                                               ; preds = %14
  %25 = getelementptr inbounds %"struct.juce::MPESynthesiserBase", ptr %7, i32 0, i32 1
  %26 = call noundef ptr @_ZNK4juce13ScopedPointerINS_13MPEInstrumentEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %25) #3
  call void @_ZN4juce13MPEInstrument15releaseAllNotesEv(ptr noundef nonnull align 8 dereferenceable(528) %26)
  ret void
}

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 = { 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 #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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}
!15 = !{!16, !16, i64 0}
!16 = !{!"vtable pointer", !8, i64 0}
!17 = distinct !{!17, !18}
!18 = !{!"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"

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4juce13MPEInstrument15releaseAllNotesEv(ptr noundef nonnull align 8 dereferenceable(528)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce13ScopedPointerINS_13MPEInstrumentEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4juce14MPESynthesiser16turnOffAllVoicesEb(ptr noundef nonnull align 8 dereferenceable(144) %0, i1 noundef zeroext %1) unnamed_addr #0 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 72
  %4 = tail call noundef i32 @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20) %3) #2
  %5 = icmp sgt i32 %4, 0
  br i1 %5, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %2
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  %7 = tail call noundef ptr @_ZNK4juce13ScopedPointerINS_13MPEInstrumentEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #2
  tail call void @_ZN4juce13MPEInstrument15releaseAllNotesEv(ptr noundef nonnull align 8 dereferenceable(528) %7)
  ret void

.lr.ph:                                           ; preds = %2, %.lr.ph
  %.04 = phi i32 [ %8, %.lr.ph ], [ %4, %2 ]
  %8 = add nsw i32 %.04, -1
  %9 = tail call noundef ptr @_ZNK4juce10OwnedArrayINS_19MPESynthesiserVoiceENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20) %3, i32 noundef %8) #2
  %10 = load ptr, ptr %9, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %10, i64 32
  %12 = load ptr, ptr %11, align 8
  tail call void %12(ptr noundef nonnull align 8 dereferenceable(60) %9, i1 noundef zeroext %1)
  %13 = icmp ugt i32 %.04, 1
  br i1 %13, label %.lr.ph, label %._crit_edge, !llvm.loop !8
}

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 = { 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 #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 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


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