; LLVM IR from jgaeddert/liquid-dsp :: src/channel/src (channel_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.channel_cccf_s = type { i32, float, float, float, float, i32, float, float, ptr, i32, ptr, ptr, i32, i32, ptr, float, float }

; Function Attrs: nounwind uwtable
define dso_local i32 @channel_cccf_destroy(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds %struct.channel_cccf_s, ptr %3, i32 0, i32 8
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  %6 = call i32 @nco_crcf_destroy(ptr noundef %5)
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct.channel_cccf_s, ptr %7, i32 0, i32 10
  %9 = load ptr, ptr %8, align 8, !tbaa !13
  %10 = call i32 @firfilt_cccf_destroy(ptr noundef %9)
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.channel_cccf_s, ptr %11, i32 0, i32 14
  %13 = load ptr, ptr %12, align 8, !tbaa !14
  %14 = icmp ne ptr %13, null
  br i1 %14, label %15, label %20

15:                                               ; preds = %1
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.channel_cccf_s, ptr %16, i32 0, i32 14
  %18 = load ptr, ptr %17, align 8, !tbaa !14
  %19 = call i32 @iirfilt_rrrf_destroy(ptr noundef %18)
  br label %20

20:                                               ; preds = %15, %1
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.channel_cccf_s, ptr %21, i32 0, i32 11
  %23 = load ptr, ptr %22, align 8, !tbaa !15
  call void @free(ptr noundef %23) #3
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  call void @free(ptr noundef %24) #3
  ret i32 0
}

declare i32 @nco_crcf_destroy(ptr noundef) #1

declare i32 @firfilt_cccf_destroy(ptr noundef) #1

declare i32 @iirfilt_rrrf_destroy(ptr noundef) #1

; Function Attrs: nounwind
declare void @free(ptr noundef) #2

attributes #0 = { 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 = { "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 "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/C++ TBAA"}
!9 = !{!10, !6, i64 32}
!10 = !{!"channel_cccf_s", !11, i64 0, !12, i64 4, !12, i64 8, !12, i64 12, !12, i64 16, !11, i64 20, !12, i64 24, !12, i64 28, !6, i64 32, !11, i64 40, !6, i64 48, !6, i64 56, !11, i64 64, !11, i64 68, !6, i64 72, !12, i64 80, !12, i64 84}
!11 = !{!"int", !7, i64 0}
!12 = !{!"float", !7, i64 0}
!13 = !{!10, !6, i64 48}
!14 = !{!10, !6, i64 72}
!15 = !{!10, !6, i64 56}


; 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 noundef i32 @channel_cccf_destroy(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 32
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = tail call i32 @nco_crcf_destroy(ptr noundef %3) #3
  %5 = getelementptr inbounds i8, ptr %0, i64 48
  %6 = load ptr, ptr %5, align 8, !tbaa !12
  %7 = tail call i32 @firfilt_cccf_destroy(ptr noundef %6) #3
  %8 = getelementptr inbounds i8, ptr %0, i64 72
  %9 = load ptr, ptr %8, align 8, !tbaa !13
  %.not = icmp eq ptr %9, null
  br i1 %.not, label %12, label %10

10:                                               ; preds = %1
  %11 = tail call i32 @iirfilt_rrrf_destroy(ptr noundef nonnull %9) #3
  br label %12

12:                                               ; preds = %10, %1
  %13 = getelementptr inbounds i8, ptr %0, i64 56
  %14 = load ptr, ptr %13, align 8, !tbaa !14
  tail call void @free(ptr noundef %14) #3
  tail call void @free(ptr noundef nonnull %0) #3
  ret i32 0
}

declare i32 @nco_crcf_destroy(ptr noundef) local_unnamed_addr #1

declare i32 @firfilt_cccf_destroy(ptr noundef) local_unnamed_addr #1

declare i32 @iirfilt_rrrf_destroy(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #2

attributes #0 = { 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 = { "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 nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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, !11, i64 32}
!6 = !{!"channel_cccf_s", !7, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !7, i64 20, !10, i64 24, !10, i64 28, !11, i64 32, !7, i64 40, !11, i64 48, !11, i64 56, !7, i64 64, !7, i64 68, !11, i64 72, !10, 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, !11, i64 48}
!13 = !{!6, !11, i64 72}
!14 = !{!6, !11, i64 56}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass