; 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.fftfilt_cccf_s = type { ptr, i32, i32, ptr, ptr, ptr, ptr, ptr, ptr, { float, float } }

; Function Attrs: nounwind uwtable
define dso_local i32 @fftfilt_cccf_set_scale(ptr noundef %0, <2 x float> noundef %1) #0 {
  %3 = alloca { float, float }, align 4
  %4 = alloca ptr, align 8
  store <2 x float> %1, ptr %3, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  %5 = getelementptr inbounds { float, float }, ptr %3, i32 0, i32 0
  %6 = load float, ptr %5, align 4
  %7 = getelementptr inbounds { float, float }, ptr %3, i32 0, i32 1
  %8 = load float, ptr %7, align 4
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.fftfilt_cccf_s, ptr %9, i32 0, i32 2
  %11 = load i32, ptr %10, align 4, !tbaa !9
  %12 = mul i32 2, %11
  %13 = uitofp i32 %12 to float
  %14 = fdiv float %6, %13
  %15 = fdiv float %8, %13
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.fftfilt_cccf_s, ptr %16, i32 0, i32 9
  %18 = getelementptr inbounds { float, float }, ptr %17, i32 0, i32 0
  %19 = getelementptr inbounds { float, float }, ptr %17, i32 0, i32 1
  store float %14, ptr %18, align 8
  store float %15, ptr %19, align 4
  ret i32 0
}

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" }

!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 12}
!10 = !{!"fftfilt_cccf_s", !6, i64 0, !11, i64 8, !11, i64 12, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !7, i64 64}
!11 = !{!"int", !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 nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local noundef i32 @fftfilt_cccf_set_scale(ptr nocapture noundef %0, <2 x float> noundef %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 12
  %4 = load i32, ptr %3, align 4, !tbaa !5
  %5 = shl i32 %4, 1
  %6 = uitofp i32 %5 to float
  %7 = getelementptr inbounds i8, ptr %0, i64 64
  %8 = insertelement <2 x float> poison, float %6, i64 0
  %9 = shufflevector <2 x float> %8, <2 x float> poison, <2 x i32> zeroinitializer
  %10 = fdiv <2 x float> %1, %9
  store <2 x float> %10, ptr %7, align 8
  ret i32 0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) 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" }

!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, !10, i64 12}
!6 = !{!"fftfilt_cccf_s", !7, i64 0, !10, i64 8, !10, i64 12, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !8, i64 64}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}


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