; LLVM IR from jgaeddert/liquid-dsp :: src/buffer/bench (window_push_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 @window_push_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 { float, float }, align 4
  %13 = alloca { float, float }, align 4
  %14 = alloca { float, float }, 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
  %15 = load ptr, ptr %7, align 8, !tbaa !5
  %16 = load i64, ptr %15, align 8, !tbaa !11
  %17 = mul i64 %16, 8
  store i64 %17, ptr %15, align 8, !tbaa !11
  %18 = load ptr, ptr %7, align 8, !tbaa !5
  %19 = load i64, ptr %18, align 8, !tbaa !11
  %20 = icmp ult i64 %19, 1
  br i1 %20, label %21, label %23

21:                                               ; preds = %4
  %22 = load ptr, ptr %7, align 8, !tbaa !5
  store i64 1, ptr %22, align 8, !tbaa !11
  br label %23

23:                                               ; preds = %21, %4
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %24 = load i32, ptr %8, align 4, !tbaa !9
  %25 = call ptr @windowcf_create(i32 noundef %24)
  store ptr %25, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = call i32 @getrusage(i32 noundef 0, ptr noundef %26) #4
  store i64 0, ptr %10, align 8, !tbaa !11
  br label %28

28:                                               ; preds = %54, %23
  %29 = load i64, ptr %10, align 8, !tbaa !11
  %30 = load ptr, ptr %7, align 8, !tbaa !5
  %31 = load i64, ptr %30, align 8, !tbaa !11
  %32 = icmp ult i64 %29, %31
  br i1 %32, label %33, label %57

33:                                               ; preds = %28
  %34 = load ptr, ptr %9, align 8, !tbaa !5
  %35 = getelementptr inbounds { float, float }, ptr %11, i32 0, i32 0
  %36 = getelementptr inbounds { float, float }, ptr %11, i32 0, i32 1
  store float 1.000000e+00, ptr %35, align 4
  store float 0.000000e+00, ptr %36, align 4
  %37 = load <2 x float>, ptr %11, align 4
  %38 = call i32 @windowcf_push(ptr noundef %34, <2 x float> noundef %37)
  %39 = load ptr, ptr %9, align 8, !tbaa !5
  %40 = getelementptr inbounds { float, float }, ptr %12, i32 0, i32 0
  %41 = getelementptr inbounds { float, float }, ptr %12, i32 0, i32 1
  store float 1.000000e+00, ptr %40, align 4
  store float 0.000000e+00, ptr %41, align 4
  %42 = load <2 x float>, ptr %12, align 4
  %43 = call i32 @windowcf_push(ptr noundef %39, <2 x float> noundef %42)
  %44 = load ptr, ptr %9, align 8, !tbaa !5
  %45 = getelementptr inbounds { float, float }, ptr %13, i32 0, i32 0
  %46 = getelementptr inbounds { float, float }, ptr %13, i32 0, i32 1
  store float 1.000000e+00, ptr %45, align 4
  store float 0.000000e+00, ptr %46, align 4
  %47 = load <2 x float>, ptr %13, align 4
  %48 = call i32 @windowcf_push(ptr noundef %44, <2 x float> noundef %47)
  %49 = load ptr, ptr %9, align 8, !tbaa !5
  %50 = getelementptr inbounds { float, float }, ptr %14, i32 0, i32 0
  %51 = getelementptr inbounds { float, float }, ptr %14, i32 0, i32 1
  store float 1.000000e+00, ptr %50, align 4
  store float 0.000000e+00, ptr %51, align 4
  %52 = load <2 x float>, ptr %14, align 4
  %53 = call i32 @windowcf_push(ptr noundef %49, <2 x float> noundef %52)
  br label %54

54:                                               ; preds = %33
  %55 = load i64, ptr %10, align 8, !tbaa !11
  %56 = add i64 %55, 1
  store i64 %56, ptr %10, align 8, !tbaa !11
  br label %28, !llvm.loop !13

57:                                               ; preds = %28
  %58 = load ptr, ptr %6, align 8, !tbaa !5
  %59 = call i32 @getrusage(i32 noundef 0, ptr noundef %58) #4
  %60 = load ptr, ptr %7, align 8, !tbaa !5
  %61 = load i64, ptr %60, align 8, !tbaa !11
  %62 = mul i64 %61, 4
  store i64 %62, ptr %60, align 8, !tbaa !11
  %63 = load ptr, ptr %9, align 8, !tbaa !5
  %64 = call i32 @windowcf_destroy(ptr noundef %63)
  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 @windowcf_create(i32 noundef) #2

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

declare i32 @windowcf_push(ptr noundef, <2 x float> noundef) #2

declare i32 @windowcf_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"="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" }
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 @window_push_bench(ptr noundef %0, ptr noundef %1, ptr nocapture noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = load i64, ptr %2, align 8, !tbaa !5
  %6 = shl i64 %5, 3
  %spec.select = tail call i64 @llvm.umax.i64(i64 %6, i64 1)
  store i64 %spec.select, ptr %2, align 8, !tbaa !5
  %7 = tail call ptr @windowcf_create(i32 noundef %3) #4
  %8 = tail call i32 @getrusage(i32 noundef 0, ptr noundef %0) #4
  %9 = load i64, ptr %2, align 8, !tbaa !5
  %.not = icmp eq i64 %9, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %4, %.lr.ph
  %.021 = phi i64 [ %14, %.lr.ph ], [ 0, %4 ]
  %10 = tail call i32 @windowcf_push(ptr noundef %7, <2 x float> noundef <float 1.000000e+00, float 0.000000e+00>) #4
  %11 = tail call i32 @windowcf_push(ptr noundef %7, <2 x float> noundef <float 1.000000e+00, float 0.000000e+00>) #4
  %12 = tail call i32 @windowcf_push(ptr noundef %7, <2 x float> noundef <float 1.000000e+00, float 0.000000e+00>) #4
  %13 = tail call i32 @windowcf_push(ptr noundef %7, <2 x float> noundef <float 1.000000e+00, float 0.000000e+00>) #4
  %14 = add nuw i64 %.021, 1
  %15 = load i64, ptr %2, align 8, !tbaa !5
  %16 = icmp ult i64 %14, %15
  br i1 %16, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %4
  %17 = tail call i32 @getrusage(i32 noundef 0, ptr noundef %1) #4
  %18 = load i64, ptr %2, align 8, !tbaa !5
  %19 = shl i64 %18, 2
  store i64 %19, ptr %2, align 8, !tbaa !5
  %20 = tail call i32 @windowcf_destroy(ptr noundef %7) #4
  ret void
}

declare ptr @windowcf_create(i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind
declare i32 @getrusage(i32 noundef, ptr noundef) local_unnamed_addr #2

declare i32 @windowcf_push(ptr noundef, <2 x float> noundef) local_unnamed_addr #1

declare i32 @windowcf_destroy(ptr noundef) local_unnamed_addr #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.umax.i64(i64, i64) #3

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" }
attributes #1 = { "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 "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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass