; LLVM IR from jgaeddert/liquid-dsp :: src/filter/src (filter_cccf)

; 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"

%struct.msresamp2_cccf_s = type { i32, i32, float, float, float, i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, float }

; Function Attrs: nounwind uwtable
define dso_local i32 @msresamp2_cccf_execute(ptr noundef %0, ptr noundef %1, ptr noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca { float, float }, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.msresamp2_cccf_s, ptr %9, i32 0, i32 1
  %11 = load i32, ptr %10, align 4, !tbaa !9
  %12 = icmp eq i32 %11, 0
  br i1 %12, label %13, label %24

13:                                               ; preds = %3
  %14 = load ptr, ptr %6, align 8, !tbaa !5
  %15 = getelementptr inbounds { float, float }, ptr %14, i64 0
  %16 = getelementptr inbounds { float, float }, ptr %15, i32 0, i32 0
  %17 = load float, ptr %16, align 4
  %18 = getelementptr inbounds { float, float }, ptr %15, i32 0, i32 1
  %19 = load float, ptr %18, align 4
  %20 = load ptr, ptr %7, align 8, !tbaa !5
  %21 = getelementptr inbounds { float, float }, ptr %20, i64 0
  %22 = getelementptr inbounds { float, float }, ptr %21, i32 0, i32 0
  %23 = getelementptr inbounds { float, float }, ptr %21, i32 0, i32 1
  store float %17, ptr %22, align 4
  store float %19, ptr %23, align 4
  store i32 0, ptr %4, align 4
  br label %47

24:                                               ; preds = %3
  %25 = load ptr, ptr %5, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.msresamp2_cccf_s, ptr %25, i32 0, i32 0
  %27 = load i32, ptr %26, align 8, !tbaa !13
  %28 = icmp eq i32 %27, 0
  br i1 %28, label %29, label %42

29:                                               ; preds = %24
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = load ptr, ptr %6, align 8, !tbaa !5
  %32 = getelementptr inbounds { float, float }, ptr %31, i64 0
  %33 = getelementptr inbounds { float, float }, ptr %32, i32 0, i32 0
  %34 = load float, ptr %33, align 4
  %35 = getelementptr inbounds { float, float }, ptr %32, i32 0, i32 1
  %36 = load float, ptr %35, align 4
  %37 = load ptr, ptr %7, align 8, !tbaa !5
  %38 = getelementptr inbounds { float, float }, ptr %8, i32 0, i32 0
  %39 = getelementptr inbounds { float, float }, ptr %8, i32 0, i32 1
  store float %34, ptr %38, align 4
  store float %36, ptr %39, align 4
  %40 = load <2 x float>, ptr %8, align 4
  %41 = call i32 @msresamp2_cccf_interp_execute(ptr noundef %30, <2 x float> noundef %40, ptr noundef %37)
  store i32 %41, ptr %4, align 4
  br label %47

42:                                               ; preds = %24
  %43 = load ptr, ptr %5, align 8, !tbaa !5
  %44 = load ptr, ptr %6, align 8, !tbaa !5
  %45 = load ptr, ptr %7, align 8, !tbaa !5
  %46 = call i32 @msresamp2_cccf_decim_execute(ptr noundef %43, ptr noundef %44, ptr noundef %45)
  store i32 %46, ptr %4, align 4
  br label %47

47:                                               ; preds = %42, %29, %13
  %48 = load i32, ptr %4, align 4
  ret i32 %48
}

; Function Attrs: nounwind uwtable
declare dso_local i32 @msresamp2_cccf_interp_execute(ptr noundef, <2 x float> noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @msresamp2_cccf_decim_execute(ptr noundef, ptr noundef, ptr noundef) #1

attributes #0 = { nounwind uwtable "min-legal-vector-width"="64" "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 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" }

!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/C++ TBAA"}
!9 = !{!10, !11, i64 4}
!10 = !{!"msresamp2_cccf_s", !11, i64 0, !11, i64 4, !12, i64 8, !12, i64 12, !12, i64 16, !11, i64 20, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !11, i64 80, !12, i64 84}
!11 = !{!"int", !7, i64 0}
!12 = !{!"float", !7, i64 0}
!13 = !{!10, !11, 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: nounwind uwtable
define dso_local i32 @msresamp2_cccf_execute(ptr noundef %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #0 {
  %4 = getelementptr inbounds i8, ptr %0, i64 4
  %5 = load i32, ptr %4, align 4, !tbaa !5
  %6 = icmp eq i32 %5, 0
  br i1 %6, label %7, label %9

7:                                                ; preds = %3
  %8 = load <2 x float>, ptr %1, align 4
  store <2 x float> %8, ptr %2, align 4
  br label %17

9:                                                ; preds = %3
  %10 = load i32, ptr %0, align 8, !tbaa !12
  %11 = icmp eq i32 %10, 0
  br i1 %11, label %12, label %15

12:                                               ; preds = %9
  %13 = load <2 x float>, ptr %1, align 4
  %14 = tail call i32 @msresamp2_cccf_interp_execute(ptr noundef nonnull %0, <2 x float> noundef %13, ptr noundef %2)
  br label %17

15:                                               ; preds = %9
  %16 = tail call i32 @msresamp2_cccf_decim_execute(ptr noundef nonnull %0, ptr noundef %1, ptr noundef %2)
  br label %17

17:                                               ; preds = %15, %12, %7
  %.0 = phi i32 [ 0, %7 ], [ %14, %12 ], [ %16, %15 ]
  ret i32 %.0
}

; Function Attrs: nounwind uwtable
declare dso_local i32 @msresamp2_cccf_interp_execute(ptr noundef, <2 x float> noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @msresamp2_cccf_decim_execute(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #1

attributes #0 = { nounwind uwtable "min-legal-vector-width"="64" "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 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" }

!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, !7, i64 4}
!6 = !{!"msresamp2_cccf_s", !7, i64 0, !7, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !7, i64 20, !11, i64 24, !11, i64 32, !11, i64 40, !11, i64 48, !11, i64 56, !11, i64 64, !11, i64 72, !7, i64 80, !10, i64 84}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"float", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!6, !7, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InstCombinePass,SLPVectorizerPass,SROAPass,TailCallElimPass