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

; 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"

; Function Attrs: nounwind uwtable
define dso_local void @modemcf_modulate_bench(ptr noundef %0, ptr noundef %1, ptr noundef %2, i32 noundef %3) #0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i64, align 8
  %11 = alloca { float, float }, align 4
  %12 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i32 %3, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %13 = load i32, ptr %8, align 4, !tbaa !9
  %14 = call ptr @modemcf_create(i32 noundef %13)
  store ptr %14, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  store i32 0, ptr %12, align 4, !tbaa !9
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = call i32 @getrusage(i32 noundef 0, ptr noundef %15) #4
  store i64 0, ptr %10, align 8, !tbaa !11
  br label %17

17:                                               ; preds = %35, %4
  %18 = load i64, ptr %10, align 8, !tbaa !11
  %19 = load ptr, ptr %7, align 8, !tbaa !5
  %20 = load i64, ptr %19, align 8, !tbaa !11
  %21 = icmp ult i64 %18, %20
  br i1 %21, label %22, label %38

22:                                               ; preds = %17
  %23 = load ptr, ptr %9, align 8, !tbaa !5
  %24 = load i32, ptr %12, align 4, !tbaa !9
  %25 = call i32 @modemcf_modulate(ptr noundef %23, i32 noundef %24, ptr noundef %11)
  %26 = load ptr, ptr %9, align 8, !tbaa !5
  %27 = load i32, ptr %12, align 4, !tbaa !9
  %28 = call i32 @modemcf_modulate(ptr noundef %26, i32 noundef %27, ptr noundef %11)
  %29 = load ptr, ptr %9, align 8, !tbaa !5
  %30 = load i32, ptr %12, align 4, !tbaa !9
  %31 = call i32 @modemcf_modulate(ptr noundef %29, i32 noundef %30, ptr noundef %11)
  %32 = load ptr, ptr %9, align 8, !tbaa !5
  %33 = load i32, ptr %12, align 4, !tbaa !9
  %34 = call i32 @modemcf_modulate(ptr noundef %32, i32 noundef %33, ptr noundef %11)
  br label %35

35:                                               ; preds = %22
  %36 = load i64, ptr %10, align 8, !tbaa !11
  %37 = add i64 %36, 1
  store i64 %37, ptr %10, align 8, !tbaa !11
  br label %17, !llvm.loop !13

38:                                               ; preds = %17
  %39 = load ptr, ptr %6, align 8, !tbaa !5
  %40 = call i32 @getrusage(i32 noundef 0, ptr noundef %39) #4
  %41 = load ptr, ptr %7, align 8, !tbaa !5
  %42 = load i64, ptr %41, align 8, !tbaa !11
  %43 = mul i64 %42, 4
  store i64 %43, ptr %41, align 8, !tbaa !11
  %44 = load ptr, ptr %9, align 8, !tbaa !5
  %45 = call i32 @modemcf_destroy(ptr noundef %44)
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare ptr @modemcf_create(i32 noundef) #2

; Function Attrs: nounwind
declare i32 @getrusage(i32 noundef, ptr noundef) #3

declare i32 @modemcf_modulate(ptr noundef, i32 noundef, ptr noundef) #2

declare i32 @modemcf_destroy(ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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 nosync 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 "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 #4 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; 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 void @modemcf_modulate_bench(ptr noundef %0, ptr noundef %1, ptr nocapture noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = alloca { float, float }, align 4
  %6 = tail call ptr @modemcf_create(i32 noundef %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %7 = tail call i32 @getrusage(i32 noundef 0, ptr noundef %0) #4
  %8 = load i64, ptr %2, align 8, !tbaa !5
  %.not = icmp eq i64 %8, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %4, %.lr.ph
  %.015 = phi i64 [ %13, %.lr.ph ], [ 0, %4 ]
  %9 = call i32 @modemcf_modulate(ptr noundef %6, i32 noundef 0, ptr noundef nonnull %5) #4
  %10 = call i32 @modemcf_modulate(ptr noundef %6, i32 noundef 0, ptr noundef nonnull %5) #4
  %11 = call i32 @modemcf_modulate(ptr noundef %6, i32 noundef 0, ptr noundef nonnull %5) #4
  %12 = call i32 @modemcf_modulate(ptr noundef %6, i32 noundef 0, ptr noundef nonnull %5) #4
  %13 = add nuw i64 %.015, 1
  %14 = load i64, ptr %2, align 8, !tbaa !5
  %15 = icmp ult i64 %13, %14
  br i1 %15, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %4
  %16 = call i32 @getrusage(i32 noundef 0, ptr noundef %1) #4
  %17 = load i64, ptr %2, align 8, !tbaa !5
  %18 = shl i64 %17, 2
  store i64 %18, ptr %2, align 8, !tbaa !5
  %19 = call i32 @modemcf_destroy(ptr noundef %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  ret void
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare ptr @modemcf_create(i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind
declare i32 @getrusage(i32 noundef, ptr noundef) local_unnamed_addr #3

declare i32 @modemcf_modulate(ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

declare i32 @modemcf_destroy(ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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 nosync 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 "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 #4 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass