; LLVM IR from jgaeddert/liquid-dsp :: src/modem/src (modemcf)

; 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.modemcf_s = type { i32, i32, i32, [8 x float], ptr, i32, { float, float }, { float, float }, %union.anon, ptr, ptr, ptr, i32 }
%union.anon = type { %struct.anon.3 }
%struct.anon.3 = type { i32, [8 x i32], [8 x float], [8 x float], [8 x float], ptr }

; Function Attrs: nounwind uwtable
declare dso_local i32 @modemcf_modulate_ook(ptr noundef, i32 noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @modemcf_demodulate_ook(ptr noundef %0, <2 x float> noundef %1, ptr noundef %2) #1 {
  %4 = alloca { float, float }, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  store <2 x float> %1, ptr %4, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %7 = getelementptr inbounds { float, float }, ptr %4, i32 0, i32 0
  %8 = load float, ptr %7, align 4
  %9 = getelementptr inbounds { float, float }, ptr %4, i32 0, i32 1
  %10 = load float, ptr %9, align 4
  %11 = fpext float %8 to double
  %12 = fcmp ogt double %11, 0x3FE6A09E667F3BCD
  %13 = zext i1 %12 to i64
  %14 = select i1 %12, i32 0, i32 1
  %15 = load ptr, ptr %6, align 8, !tbaa !5
  store i32 %14, ptr %15, align 4, !tbaa !9
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  %18 = load i32, ptr %17, align 4, !tbaa !9
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.modemcf_s, ptr %19, i32 0, i32 7
  %21 = call i32 @modemcf_modulate_ook(ptr noundef %16, i32 noundef %18, ptr noundef %20)
  %22 = getelementptr inbounds { float, float }, ptr %4, i32 0, i32 0
  %23 = load float, ptr %22, align 4
  %24 = getelementptr inbounds { float, float }, ptr %4, i32 0, i32 1
  %25 = load float, ptr %24, align 4
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.modemcf_s, ptr %26, i32 0, i32 6
  %28 = getelementptr inbounds { float, float }, ptr %27, i32 0, i32 0
  %29 = getelementptr inbounds { float, float }, ptr %27, i32 0, i32 1
  store float %23, ptr %28, align 4
  store float %25, ptr %29, align 4
  ret i32 0
}

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 = { 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, !10, i64 0}
!10 = !{!"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: nounwind uwtable
declare dso_local i32 @modemcf_modulate_ook(ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @modemcf_demodulate_ook(ptr noundef %0, <2 x float> noundef %1, ptr nocapture noundef writeonly %2) local_unnamed_addr #1 {
  %4 = extractelement <2 x float> %1, i64 0
  %5 = fpext float %4 to double
  %6 = fcmp ule double %5, 0x3FE6A09E667F3BCD
  %7 = zext i1 %6 to i32
  store i32 %7, ptr %2, align 4, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %0, i64 68
  %9 = tail call i32 @modemcf_modulate_ook(ptr noundef %0, i32 noundef %7, ptr noundef nonnull %8)
  %10 = getelementptr inbounds i8, ptr %0, i64 60
  store <2 x float> %1, ptr %10, align 4
  ret i32 0
}

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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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