; LLVM IR from tsotchke/quantum_rng :: examples/crypto (key_derivation_utils)

; 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.kdf_result_t = type { ptr, [16 x i8], double, i64, i64 }

@.str.22 = external hidden unnamed_addr constant [29 x i8], align 1
@.str.23 = external hidden unnamed_addr constant [26 x i8], align 1
@.str.24 = external hidden unnamed_addr constant [30 x i8], align 1
@.str.25 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.26 = external hidden unnamed_addr constant [5 x i8], align 1

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

; Function Attrs: nounwind uwtable
define dso_local void @verify_key_strength(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = icmp ne ptr %3, null
  br i1 %4, label %6, label %5

5:                                                ; preds = %1
  br label %19

6:                                                ; preds = %1
  %7 = call i32 (ptr, ...) @printf(ptr noundef @.str.22)
  %8 = call i32 (ptr, ...) @printf(ptr noundef @.str.23)
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.kdf_result_t, ptr %9, i32 0, i32 2
  %11 = load double, ptr %10, align 8, !tbaa !9
  %12 = load ptr, ptr %2, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.kdf_result_t, ptr %12, i32 0, i32 2
  %14 = load double, ptr %13, align 8, !tbaa !9
  %15 = fcmp oge double %14, 3.500000e+00
  %16 = zext i1 %15 to i64
  %17 = select i1 %15, ptr @.str.25, ptr @.str.26
  %18 = call i32 (ptr, ...) @printf(ptr noundef @.str.24, double noundef %11, ptr noundef %17)
  br label %19

19:                                               ; preds = %6, %5
  ret void
}

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, !11, i64 24}
!10 = !{!"", !6, i64 0, !7, i64 8, !11, i64 24, !12, i64 32, !12, i64 40}
!11 = !{!"double", !7, i64 0}
!12 = !{!"long", !7, i64 0}


; 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.22 = external hidden unnamed_addr constant [29 x i8], align 1
@.str.23 = external hidden unnamed_addr constant [26 x i8], align 1
@.str.24 = external hidden unnamed_addr constant [30 x i8], align 1
@.str.25 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.26 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: nofree nounwind uwtable
define dso_local void @verify_key_strength(ptr noundef readonly %0) local_unnamed_addr #1 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %10, label %2

2:                                                ; preds = %1
  %3 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.22)
  %4 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.23)
  %5 = getelementptr inbounds i8, ptr %0, i64 24
  %6 = load double, ptr %5, align 8, !tbaa !5
  %7 = fcmp oge double %6, 3.500000e+00
  %8 = select i1 %7, ptr @.str.25, ptr @.str.26
  %9 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.24, double noundef %6, ptr noundef nonnull %8)
  br label %10

10:                                               ; preds = %1, %2
  ret void
}

attributes #0 = { 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 #1 = { nofree 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, !10, i64 24}
!6 = !{!"", !7, i64 0, !8, i64 8, !10, i64 24, !11, i64 32, !11, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"double", !8, i64 0}
!11 = !{!"long", !8, i64 0}


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