; 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"

; 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 zeroext i1 @_ZNK4juce11MidiMessage16isTempoMetaEventEv(ptr noundef nonnull align 8 dereferenceable(20)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce11MidiMessage16getMetaEventDataEv(ptr noundef nonnull align 8 dereferenceable(20)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef double @_ZNK4juce11MidiMessage29getTempoSecondsPerQuarterNoteEv(ptr noundef nonnull align 8 dereferenceable(20) %0) #1 align 2 {
  %2 = alloca double, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %5 = load ptr, ptr %3, align 8
  %6 = call noundef zeroext i1 @_ZNK4juce11MidiMessage16isTempoMetaEventEv(ptr noundef nonnull align 8 dereferenceable(20) %5) #2
  br i1 %6, label %8, label %7

7:                                                ; preds = %1
  store double 0.000000e+00, ptr %2, align 8
  br label %28

8:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #2
  %9 = call noundef ptr @_ZNK4juce11MidiMessage16getMetaEventDataEv(ptr noundef nonnull align 8 dereferenceable(20) %5) #2
  store ptr %9, ptr %4, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %10, i64 0
  %12 = load i8, ptr %11, align 1, !tbaa !9
  %13 = zext i8 %12 to i32
  %14 = shl i32 %13, 16
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %15, i64 1
  %17 = load i8, ptr %16, align 1, !tbaa !9
  %18 = zext i8 %17 to i32
  %19 = shl i32 %18, 8
  %20 = or i32 %14, %19
  %21 = load ptr, ptr %4, align 8, !tbaa !5
  %22 = getelementptr inbounds i8, ptr %21, i64 2
  %23 = load i8, ptr %22, align 1, !tbaa !9
  %24 = zext i8 %23 to i32
  %25 = or i32 %20, %24
  %26 = uitofp i32 %25 to double
  %27 = fdiv double %26, 1.000000e+06
  store double %27, ptr %2, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #2
  br label %28

28:                                               ; preds = %8, %7
  %29 = load double, ptr %2, align 8
  ret double %29
}

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 = { 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 = !{!7, !7, i64 0}


; 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 nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4juce11MidiMessage16isTempoMetaEventEv(ptr noundef nonnull align 8 dereferenceable(20)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce11MidiMessage16getMetaEventDataEv(ptr noundef nonnull align 8 dereferenceable(20)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef double @_ZNK4juce11MidiMessage29getTempoSecondsPerQuarterNoteEv(ptr noundef nonnull align 8 dereferenceable(20) %0) local_unnamed_addr #0 align 2 {
  %2 = tail call noundef zeroext i1 @_ZNK4juce11MidiMessage16isTempoMetaEventEv(ptr noundef nonnull align 8 dereferenceable(20) %0) #1
  br i1 %2, label %3, label %19

3:                                                ; preds = %1
  %4 = tail call noundef ptr @_ZNK4juce11MidiMessage16getMetaEventDataEv(ptr noundef nonnull align 8 dereferenceable(20) %0) #1
  %5 = load i8, ptr %4, align 1, !tbaa !5
  %6 = zext i8 %5 to i32
  %7 = shl nuw nsw i32 %6, 16
  %8 = getelementptr inbounds i8, ptr %4, i64 1
  %9 = load i8, ptr %8, align 1, !tbaa !5
  %10 = zext i8 %9 to i32
  %11 = shl nuw nsw i32 %10, 8
  %12 = or disjoint i32 %11, %7
  %13 = getelementptr inbounds i8, ptr %4, i64 2
  %14 = load i8, ptr %13, align 1, !tbaa !5
  %15 = zext i8 %14 to i32
  %16 = or disjoint i32 %12, %15
  %17 = uitofp nneg i32 %16 to double
  %18 = fdiv double %17, 1.000000e+06
  br label %19

19:                                               ; preds = %1, %3
  %.0 = phi double [ %18, %3 ], [ 0.000000e+00, %1 ]
  ret double %.0
}

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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


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