; LLVM IR from jgaeddert/liquid-dsp :: examples (qs1dsearch_example)

; 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"

@.str = external hidden unnamed_addr constant [55 x i8], align 1

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

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

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

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca float, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  store float 0.000000e+00, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %5 = call ptr @qs1dsearch_create(ptr noundef @utility, ptr noundef %2, i32 noundef 0)
  store ptr %5, ptr %3, align 8, !tbaa !9
  %6 = load ptr, ptr %3, align 8, !tbaa !9
  %7 = call i32 @qs1dsearch_init(ptr noundef %6, float noundef -5.000000e+01)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 0, ptr %4, align 4, !tbaa !11
  br label %8

8:                                                ; preds = %16, %0
  %9 = load i32, ptr %4, align 4, !tbaa !11
  %10 = icmp ult i32 %9, 32
  br i1 %10, label %11, label %19

11:                                               ; preds = %8
  %12 = load ptr, ptr %3, align 8, !tbaa !9
  %13 = call i32 @qs1dsearch_step(ptr noundef %12)
  %14 = load ptr, ptr %3, align 8, !tbaa !9
  %15 = call i32 @qs1dsearch_print(ptr noundef %14)
  br label %16

16:                                               ; preds = %11
  %17 = load i32, ptr %4, align 4, !tbaa !11
  %18 = add i32 %17, 1
  store i32 %18, ptr %4, align 4, !tbaa !11
  br label %8, !llvm.loop !13

19:                                               ; preds = %8
  %20 = load i32, ptr %4, align 4, !tbaa !11
  %21 = load ptr, ptr %3, align 8, !tbaa !9
  %22 = call float @qs1dsearch_get_opt_v(ptr noundef %21)
  %23 = fpext float %22 to double
  %24 = load ptr, ptr %3, align 8, !tbaa !9
  %25 = call float @qs1dsearch_get_opt_u(ptr noundef %24)
  %26 = fpext float %25 to double
  %27 = load float, ptr %2, align 4, !tbaa !5
  %28 = fpext float %27 to double
  %29 = load float, ptr %2, align 4, !tbaa !5
  %30 = load ptr, ptr %3, align 8, !tbaa !9
  %31 = call float @qs1dsearch_get_opt_v(ptr noundef %30)
  %32 = fsub float %29, %31
  %33 = fpext float %32 to double
  %34 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %20, double noundef %23, double noundef %26, double noundef %28, double noundef %33)
  %35 = load ptr, ptr %3, align 8, !tbaa !9
  %36 = call i32 @qs1dsearch_destroy(ptr noundef %35)
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  ret i32 0
}

declare ptr @qs1dsearch_create(ptr noundef, ptr noundef, i32 noundef) #2

declare i32 @qs1dsearch_init(ptr noundef, float noundef) #2

declare i32 @qs1dsearch_step(ptr noundef) #2

declare i32 @qs1dsearch_print(ptr noundef) #2

declare i32 @printf(ptr noundef, ...) #2

declare float @qs1dsearch_get_opt_v(ptr noundef) #2

declare float @qs1dsearch_get_opt_u(ptr noundef) #2

declare i32 @qs1dsearch_destroy(ptr noundef) #2

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 }

!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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !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"

@.str = external hidden unnamed_addr constant [55 x i8], align 1

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

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

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

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca float, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #4
  store float 0.000000e+00, ptr %1, align 4, !tbaa !5
  %2 = call ptr @qs1dsearch_create(ptr noundef nonnull @utility, ptr noundef nonnull %1, i32 noundef 0) #4
  %3 = call i32 @qs1dsearch_init(ptr noundef %2, float noundef -5.000000e+01) #4
  %4 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %5 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %6 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %7 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %8 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %9 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %10 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %11 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %12 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %13 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %14 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %15 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %16 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %17 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %18 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %19 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %20 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %21 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %22 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %23 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %24 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %25 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %26 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %27 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %28 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %29 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %30 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %31 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %32 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %33 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %34 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %35 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %36 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %37 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %38 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %39 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %40 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %41 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %42 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %43 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %44 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %45 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %46 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %47 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %48 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %49 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %50 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %51 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %52 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %53 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %54 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %55 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %56 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %57 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %58 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %59 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %60 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %61 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %62 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %63 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %64 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %65 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %66 = call i32 @qs1dsearch_step(ptr noundef %2) #4
  %67 = call i32 @qs1dsearch_print(ptr noundef %2) #4
  %68 = call float @qs1dsearch_get_opt_v(ptr noundef %2) #4
  %69 = fpext float %68 to double
  %70 = call float @qs1dsearch_get_opt_u(ptr noundef %2) #4
  %71 = fpext float %70 to double
  %72 = load float, ptr %1, align 4, !tbaa !5
  %73 = fpext float %72 to double
  %74 = call float @qs1dsearch_get_opt_v(ptr noundef %2) #4
  %75 = fsub float %72, %74
  %76 = fpext float %75 to double
  %77 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 32, double noundef %69, double noundef %71, double noundef %73, double noundef %76)
  %78 = call i32 @qs1dsearch_destroy(ptr noundef %2) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #4
  ret i32 0
}

declare ptr @qs1dsearch_create(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #2

declare i32 @qs1dsearch_init(ptr noundef, float noundef) local_unnamed_addr #2

declare i32 @qs1dsearch_step(ptr noundef) local_unnamed_addr #2

declare i32 @qs1dsearch_print(ptr noundef) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

declare float @qs1dsearch_get_opt_v(ptr noundef) local_unnamed_addr #2

declare float @qs1dsearch_get_opt_u(ptr noundef) local_unnamed_addr #2

declare i32 @qs1dsearch_destroy(ptr noundef) local_unnamed_addr #2

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


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass