; LLVM IR from Overload-Technologies/Overload :: Dependencies/soloud/src/core/soloud_core_getters.ll (ZN6SoLoud6Soloud13getVoiceCountEv)

; 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.SoLoud::Soloud" = type <{ ptr, ptr, i8, [7 x i8], ptr, ptr, ptr, i32, i32, %"class.SoLoud::AlignedFloatBuffer", i32, [4 x i8], %"class.SoLoud::AlignedFloatBuffer", ptr, %"class.SoLoud::AlignedFloatBuffer", ptr, [1024 x ptr], i32, i32, i32, i32, ptr, i32, i32, float, float, i32, i32, %"class.SoLoud::Fader", double, double, [8 x ptr], [8 x ptr], [8 x float], [256 x float], [256 x float], [256 x float], [3 x float], [3 x float], [3 x float], [3 x float], float, [24 x float], [4 x i8], [1024 x %"class.SoLoud::AudioSourceInstance3dData"], ptr, i32, [1024 x i32], i32, i8, [7 x i8] }>
%"class.SoLoud::AlignedFloatBuffer" = type <{ ptr, ptr, i32, [4 x i8] }>
%"class.SoLoud::Fader" = type { float, float, float, double, double, double, float, i32 }
%"class.SoLoud::AudioSourceInstance3dData" = type <{ [3 x float], [3 x float], float, float, float, i32, float, [4 x i8], ptr, ptr, i32, float, float, [8 x float], i32, i32, [4 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

declare void @_ZN6SoLoud6Soloud23lockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833)) #1

declare void @_ZN6SoLoud6Soloud25unlockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833)) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN6SoLoud6Soloud13getVoiceCountEv(ptr noundef nonnull align 8 dereferenceable(138833) %0) #2 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8
  call void @_ZN6SoLoud6Soloud23lockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833) %5)
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 0, ptr %4, align 4, !tbaa !9
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %6

6:                                                ; preds = %22, %1
  %7 = load i32, ptr %3, align 4, !tbaa !9
  %8 = getelementptr inbounds %"class.SoLoud::Soloud", ptr %5, i32 0, i32 8
  %9 = load i32, ptr %8, align 4, !tbaa !11
  %10 = icmp slt i32 %7, %9
  br i1 %10, label %11, label %25

11:                                               ; preds = %6
  %12 = getelementptr inbounds %"class.SoLoud::Soloud", ptr %5, i32 0, i32 16
  %13 = load i32, ptr %3, align 4, !tbaa !9
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds [1024 x ptr], ptr %12, i64 0, i64 %14
  %16 = load ptr, ptr %15, align 8, !tbaa !5
  %17 = icmp ne ptr %16, null
  br i1 %17, label %18, label %21

18:                                               ; preds = %11
  %19 = load i32, ptr %4, align 4, !tbaa !9
  %20 = add nsw i32 %19, 1
  store i32 %20, ptr %4, align 4, !tbaa !9
  br label %21

21:                                               ; preds = %18, %11
  br label %22

22:                                               ; preds = %21
  %23 = load i32, ptr %3, align 4, !tbaa !9
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %3, align 4, !tbaa !9
  br label %6, !llvm.loop !18

25:                                               ; preds = %6
  call void @_ZN6SoLoud6Soloud25unlockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833) %5)
  %26 = load i32, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  ret i32 %26
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { 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 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 52}
!12 = !{!"_ZTSN6SoLoud6SoloudE", !6, i64 0, !6, i64 8, !13, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !10, i64 48, !10, i64 52, !14, i64 56, !10, i64 80, !14, i64 88, !6, i64 112, !14, i64 120, !6, i64 144, !7, i64 152, !10, i64 8344, !10, i64 8348, !10, i64 8352, !10, i64 8356, !6, i64 8360, !10, i64 8368, !10, i64 8372, !15, i64 8376, !15, i64 8380, !10, i64 8384, !10, i64 8388, !16, i64 8392, !17, i64 8440, !17, i64 8448, !7, i64 8456, !7, i64 8520, !7, i64 8584, !7, i64 8616, !7, i64 9640, !7, i64 10664, !7, i64 11688, !7, i64 11700, !7, i64 11712, !7, i64 11724, !15, i64 11736, !7, i64 11740, !7, i64 11840, !6, i64 134720, !10, i64 134728, !7, i64 134732, !10, i64 138828, !13, i64 138832}
!13 = !{!"bool", !7, i64 0}
!14 = !{!"_ZTSN6SoLoud18AlignedFloatBufferE", !6, i64 0, !6, i64 8, !10, i64 16}
!15 = !{!"float", !7, i64 0}
!16 = !{!"_ZTSN6SoLoud5FaderE", !15, i64 0, !15, i64 4, !15, i64 8, !17, i64 16, !17, i64 24, !17, i64 32, !15, i64 40, !10, i64 44}
!17 = !{!"double", !7, i64 0}
!18 = distinct !{!18, !19}
!19 = !{!"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"

declare void @_ZN6SoLoud6Soloud23lockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833)) local_unnamed_addr #0

declare void @_ZN6SoLoud6Soloud25unlockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN6SoLoud6Soloud13getVoiceCountEv(ptr noundef nonnull align 8 dereferenceable(138833) %0) local_unnamed_addr #1 align 2 {
  tail call void @_ZN6SoLoud6Soloud23lockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833) %0)
  %2 = getelementptr inbounds i8, ptr %0, i64 52
  %3 = load i32, ptr %2, align 4, !tbaa !5
  %4 = icmp sgt i32 %3, 0
  br i1 %4, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %1
  %5 = getelementptr inbounds i8, ptr %0, i64 152
  %wide.trip.count = zext nneg i32 %3 to i64
  %min.iters.check = icmp ult i32 %3, 4
  br i1 %min.iters.check, label %scalar.ph.preheader, label %vector.ph

vector.ph:                                        ; preds = %.lr.ph
  %n.vec = and i64 %wide.trip.count, 2147483644
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %vec.phi = phi <2 x i32> [ zeroinitializer, %vector.ph ], [ %12, %vector.body ]
  %vec.phi9 = phi <2 x i32> [ zeroinitializer, %vector.ph ], [ %13, %vector.body ]
  %6 = getelementptr inbounds [1024 x ptr], ptr %5, i64 0, i64 %index
  %7 = getelementptr inbounds i8, ptr %6, i64 16
  %wide.load = load <2 x ptr>, ptr %6, align 8, !tbaa !16
  %wide.load10 = load <2 x ptr>, ptr %7, align 8, !tbaa !16
  %8 = icmp ne <2 x ptr> %wide.load, zeroinitializer
  %9 = icmp ne <2 x ptr> %wide.load10, zeroinitializer
  %10 = zext <2 x i1> %8 to <2 x i32>
  %11 = zext <2 x i1> %9 to <2 x i32>
  %12 = add <2 x i32> %vec.phi, %10
  %13 = add <2 x i32> %vec.phi9, %11
  %index.next = add nuw i64 %index, 4
  %14 = icmp eq i64 %index.next, %n.vec
  br i1 %14, label %middle.block, label %vector.body, !llvm.loop !17

middle.block:                                     ; preds = %vector.body
  %bin.rdx = add <2 x i32> %13, %12
  %15 = tail call i32 @llvm.vector.reduce.add.v2i32(<2 x i32> %bin.rdx)
  %cmp.n = icmp eq i64 %n.vec, %wide.trip.count
  br i1 %cmp.n, label %._crit_edge, label %scalar.ph.preheader

scalar.ph.preheader:                              ; preds = %middle.block, %.lr.ph
  %indvars.iv.ph = phi i64 [ 0, %.lr.ph ], [ %n.vec, %middle.block ]
  %.07.ph = phi i32 [ 0, %.lr.ph ], [ %15, %middle.block ]
  br label %scalar.ph

scalar.ph:                                        ; preds = %scalar.ph.preheader, %scalar.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %scalar.ph ], [ %indvars.iv.ph, %scalar.ph.preheader ]
  %.07 = phi i32 [ %spec.select, %scalar.ph ], [ %.07.ph, %scalar.ph.preheader ]
  %16 = getelementptr inbounds [1024 x ptr], ptr %5, i64 0, i64 %indvars.iv
  %17 = load ptr, ptr %16, align 8, !tbaa !16
  %.not = icmp ne ptr %17, null
  %18 = zext i1 %.not to i32
  %spec.select = add nuw nsw i32 %.07, %18
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %scalar.ph, !llvm.loop !21

._crit_edge:                                      ; preds = %scalar.ph, %middle.block, %1
  %.0.lcssa = phi i32 [ 0, %1 ], [ %15, %middle.block ], [ %spec.select, %scalar.ph ]
  tail call void @_ZN6SoLoud6Soloud25unlockAudioMutex_internalEv(ptr noundef nonnull align 8 dereferenceable(138833) %0)
  ret i32 %.0.lcssa
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.vector.reduce.add.v2i32(<2 x i32>) #2

attributes #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 = { 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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, !11, i64 52}
!6 = !{!"_ZTSN6SoLoud6SoloudE", !7, i64 0, !7, i64 8, !10, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !11, i64 48, !11, i64 52, !12, i64 56, !11, i64 80, !12, i64 88, !7, i64 112, !12, i64 120, !7, i64 144, !8, i64 152, !11, i64 8344, !11, i64 8348, !11, i64 8352, !11, i64 8356, !7, i64 8360, !11, i64 8368, !11, i64 8372, !13, i64 8376, !13, i64 8380, !11, i64 8384, !11, i64 8388, !14, i64 8392, !15, i64 8440, !15, i64 8448, !8, i64 8456, !8, i64 8520, !8, i64 8584, !8, i64 8616, !8, i64 9640, !8, i64 10664, !8, i64 11688, !8, i64 11700, !8, i64 11712, !8, i64 11724, !13, i64 11736, !8, i64 11740, !8, i64 11840, !7, i64 134720, !11, i64 134728, !8, i64 134732, !11, i64 138828, !10, i64 138832}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"bool", !8, i64 0}
!11 = !{!"int", !8, i64 0}
!12 = !{!"_ZTSN6SoLoud18AlignedFloatBufferE", !7, i64 0, !7, i64 8, !11, i64 16}
!13 = !{!"float", !8, i64 0}
!14 = !{!"_ZTSN6SoLoud5FaderE", !13, i64 0, !13, i64 4, !13, i64 8, !15, i64 16, !15, i64 24, !15, i64 32, !13, i64 40, !11, i64 44}
!15 = !{!"double", !8, i64 0}
!16 = !{!7, !7, i64 0}
!17 = distinct !{!17, !18, !19, !20}
!18 = !{!"llvm.loop.mustprogress"}
!19 = !{!"llvm.loop.isvectorized", i32 1}
!20 = !{!"llvm.loop.unroll.runtime.disable"}
!21 = distinct !{!21, !18, !20, !19}


; Effective O3 passes: GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass