; 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 }

@.str.37 = external hidden unnamed_addr constant [86 x i8], align 1
@.str.41 = external hidden unnamed_addr constant [45 x i8], align 1

declare i32 @liquid_error_fl(i32 noundef, ptr noundef, i32 noundef, ptr noundef, ...) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @modemcf_modulate_arb(ptr noundef %0, i32 noundef %1, ptr noundef %2) #1 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  %8 = load i32, ptr %6, align 4, !tbaa !9
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.modemcf_s, ptr %9, i32 0, i32 2
  %11 = load i32, ptr %10, align 8, !tbaa !11
  %12 = icmp uge i32 %8, %11
  br i1 %12, label %13, label %15

13:                                               ; preds = %3
  %14 = call i32 (i32, ptr, i32, ptr, ...) @liquid_error_fl(i32 noundef 5, ptr noundef @.str.37, i32 noundef 76, ptr noundef @.str.41)
  store i32 %14, ptr %4, align 4
  br label %29

15:                                               ; preds = %3
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.modemcf_s, ptr %16, i32 0, i32 4
  %18 = load ptr, ptr %17, align 8, !tbaa !13
  %19 = load i32, ptr %6, align 4, !tbaa !9
  %20 = zext i32 %19 to i64
  %21 = getelementptr inbounds { float, float }, ptr %18, i64 %20
  %22 = getelementptr inbounds { float, float }, ptr %21, i32 0, i32 0
  %23 = load float, ptr %22, align 4
  %24 = getelementptr inbounds { float, float }, ptr %21, i32 0, i32 1
  %25 = load float, ptr %24, align 4
  %26 = load ptr, ptr %7, align 8, !tbaa !5
  %27 = getelementptr inbounds { float, float }, ptr %26, i32 0, i32 0
  %28 = getelementptr inbounds { float, float }, ptr %26, i32 0, i32 1
  store float %23, ptr %27, align 4
  store float %25, ptr %28, align 4
  store i32 0, ptr %4, align 4
  br label %29

29:                                               ; preds = %15, %13
  %30 = load i32, ptr %4, align 4
  ret i32 %30
}

attributes #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"="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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 8}
!12 = !{!"modemcf_s", !10, i64 0, !10, i64 4, !10, i64 8, !7, i64 12, !6, i64 48, !10, i64 56, !7, i64 60, !7, i64 68, !7, i64 80, !6, i64 224, !6, i64 232, !6, i64 240, !10, i64 248}
!13 = !{!12, !6, i64 48}


; 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"

@.str.37 = external hidden unnamed_addr constant [86 x i8], align 1
@.str.41 = external hidden unnamed_addr constant [45 x i8], align 1

declare i32 @liquid_error_fl(i32 noundef, ptr noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @modemcf_modulate_arb(ptr nocapture noundef readonly %0, i32 noundef %1, ptr nocapture noundef writeonly %2) local_unnamed_addr #1 {
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load i32, ptr %4, align 8, !tbaa !5
  %.not = icmp ugt i32 %5, %1
  br i1 %.not, label %8, label %6

6:                                                ; preds = %3
  %7 = tail call i32 (i32, ptr, i32, ptr, ...) @liquid_error_fl(i32 noundef 5, ptr noundef nonnull @.str.37, i32 noundef 76, ptr noundef nonnull @.str.41) #2
  br label %14

8:                                                ; preds = %3
  %9 = getelementptr inbounds i8, ptr %0, i64 48
  %10 = load ptr, ptr %9, align 8, !tbaa !11
  %11 = zext i32 %1 to i64
  %12 = getelementptr inbounds { float, float }, ptr %10, i64 %11
  %13 = load <2 x float>, ptr %12, align 4
  store <2 x float> %13, ptr %2, align 4
  br label %14

14:                                               ; preds = %8, %6
  %.0 = phi i32 [ %7, %6 ], [ 0, %8 ]
  ret i32 %.0
}

attributes #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"="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 #2 = { 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, !7, i64 8}
!6 = !{!"modemcf_s", !7, i64 0, !7, i64 4, !7, i64 8, !8, i64 12, !10, i64 48, !7, i64 56, !8, i64 60, !8, i64 68, !8, i64 80, !10, i64 224, !10, i64 232, !10, i64 240, !7, i64 248}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 48}


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