; LLVM IR from jgaeddert/liquid-dsp :: examples (math_primitive_root_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 [44 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [13 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 140, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %9 = load i32, ptr %6, align 4, !tbaa !5
  %10 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %9)
  store i32 3, ptr %7, align 4, !tbaa !5
  br label %11

11:                                               ; preds = %26, %2
  %12 = load i32, ptr %7, align 4, !tbaa !5
  %13 = load i32, ptr %6, align 4, !tbaa !5
  %14 = icmp ule i32 %12, %13
  br i1 %14, label %15, label %29

15:                                               ; preds = %11
  %16 = load i32, ptr %7, align 4, !tbaa !5
  %17 = call i32 @liquid_is_prime(i32 noundef %16)
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %20, label %19

19:                                               ; preds = %15
  br label %26

20:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  %21 = load i32, ptr %7, align 4, !tbaa !5
  %22 = call i32 @liquid_primitive_root_prime(i32 noundef %21)
  store i32 %22, ptr %8, align 4, !tbaa !5
  %23 = load i32, ptr %7, align 4, !tbaa !5
  %24 = load i32, ptr %8, align 4, !tbaa !5
  %25 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef %23, i32 noundef %24)
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  br label %26

26:                                               ; preds = %20, %19
  %27 = load i32, ptr %7, align 4, !tbaa !5
  %28 = add i32 %27, 1
  store i32 %28, ptr %7, align 4, !tbaa !5
  br label %11, !llvm.loop !11

29:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  ret i32 0
}

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

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

declare i32 @liquid_is_prime(i32 noundef) #2

declare i32 @liquid_primitive_root_prime(i32 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 }

!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"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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 [44 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [13 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr #0 {
  %3 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 140)
  br label %4

4:                                                ; preds = %2, %9
  %.08 = phi i32 [ 3, %2 ], [ %10, %9 ]
  %5 = tail call i32 @liquid_is_prime(i32 noundef %.08) #3
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %9, label %6

6:                                                ; preds = %4
  %7 = tail call i32 @liquid_primitive_root_prime(i32 noundef %.08) #3
  %8 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %.08, i32 noundef %7)
  br label %9

9:                                                ; preds = %4, %6
  %10 = add nuw nsw i32 %.08, 1
  %exitcond.not = icmp eq i32 %10, 141
  br i1 %exitcond.not, label %11, label %4, !llvm.loop !5

11:                                               ; preds = %9
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

declare i32 @liquid_is_prime(i32 noundef) local_unnamed_addr #2

declare i32 @liquid_primitive_root_prime(i32 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 = { 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 #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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass