; LLVM IR from jgaeddert/liquid-dsp :: src/equalization/src (equalizer_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.eqlms_cccf_s = type { i32, float, ptr, ptr, ptr, i32, i32, ptr, ptr, float }

; Function Attrs: nounwind uwtable
define dso_local i32 @eqlms_cccf_reset(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.eqlms_cccf_s, ptr %3, i32 0, i32 3
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.eqlms_cccf_s, ptr %6, i32 0, i32 2
  %8 = load ptr, ptr %7, align 8, !tbaa !13
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.eqlms_cccf_s, ptr %9, i32 0, i32 0
  %11 = load i32, ptr %10, align 8, !tbaa !14
  %12 = zext i32 %11 to i64
  %13 = mul i64 %12, 8
  call void @llvm.memmove.p0.p0.i64(ptr align 4 %5, ptr align 4 %8, i64 %13, i1 false)
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.eqlms_cccf_s, ptr %14, i32 0, i32 7
  %16 = load ptr, ptr %15, align 8, !tbaa !15
  %17 = call i32 @windowcf_reset(ptr noundef %16)
  %18 = load ptr, ptr %2, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.eqlms_cccf_s, ptr %18, i32 0, i32 8
  %20 = load ptr, ptr %19, align 8, !tbaa !16
  %21 = call i32 @wdelayf_reset(ptr noundef %20)
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.eqlms_cccf_s, ptr %22, i32 0, i32 5
  store i32 0, ptr %23, align 8, !tbaa !17
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.eqlms_cccf_s, ptr %24, i32 0, i32 6
  store i32 0, ptr %25, align 4, !tbaa !18
  %26 = load ptr, ptr %2, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.eqlms_cccf_s, ptr %26, i32 0, i32 9
  store float 0.000000e+00, ptr %27, align 8, !tbaa !19
  ret i32 0
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1

declare i32 @windowcf_reset(ptr noundef) #2

declare i32 @wdelayf_reset(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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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, !6, i64 16}
!10 = !{!"eqlms_cccf_s", !11, i64 0, !12, i64 4, !6, i64 8, !6, i64 16, !6, i64 24, !11, i64 32, !11, i64 36, !6, i64 40, !6, i64 48, !12, i64 56}
!11 = !{!"int", !7, i64 0}
!12 = !{!"float", !7, i64 0}
!13 = !{!10, !6, i64 8}
!14 = !{!10, !11, i64 0}
!15 = !{!10, !6, i64 40}
!16 = !{!10, !6, i64 48}
!17 = !{!10, !11, i64 32}
!18 = !{!10, !11, i64 36}
!19 = !{!10, !12, 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 @eqlms_cccf_reset(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 16
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load ptr, ptr %4, align 8, !tbaa !12
  %6 = load i32, ptr %0, align 8, !tbaa !13
  %7 = zext i32 %6 to i64
  %8 = shl nuw nsw i64 %7, 3
  tail call void @llvm.memmove.p0.p0.i64(ptr align 4 %3, ptr align 4 %5, i64 %8, i1 false)
  %9 = getelementptr inbounds i8, ptr %0, i64 40
  %10 = load ptr, ptr %9, align 8, !tbaa !14
  %11 = tail call i32 @windowcf_reset(ptr noundef %10) #3
  %12 = getelementptr inbounds i8, ptr %0, i64 48
  %13 = load ptr, ptr %12, align 8, !tbaa !15
  %14 = tail call i32 @wdelayf_reset(ptr noundef %13) #3
  %15 = getelementptr inbounds i8, ptr %0, i64 32
  store i32 0, ptr %15, align 8, !tbaa !16
  %16 = getelementptr inbounds i8, ptr %0, i64 36
  store i32 0, ptr %16, align 4, !tbaa !17
  %17 = getelementptr inbounds i8, ptr %0, i64 56
  store float 0.000000e+00, ptr %17, align 8, !tbaa !18
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1

declare i32 @windowcf_reset(ptr noundef) local_unnamed_addr #2

declare i32 @wdelayf_reset(ptr 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 16}
!6 = !{!"eqlms_cccf_s", !7, i64 0, !10, i64 4, !11, i64 8, !11, i64 16, !11, i64 24, !7, i64 32, !7, i64 36, !11, i64 40, !11, i64 48, !10, i64 56}
!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 8}
!13 = !{!6, !7, i64 0}
!14 = !{!6, !11, i64 40}
!15 = !{!6, !11, i64 48}
!16 = !{!6, !7, i64 32}
!17 = !{!6, !7, i64 36}
!18 = !{!6, !10, i64 56}


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