; LLVM IR from opencryptoki/libzpc :: src/zkey (pkey)

; 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.ccakeytoken = type { i8, i8, i16, i32, i8, i8, i16, i8, i8, i16, i8, i8, i8, i8, i16, i16, [8 x i8], [48 x i8], i16, i16, i8, i8, i16, i16, i8, i8, i16, i8, i8, i8, [3 x i8], [0 x i8] }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @is_cca_ec_key(ptr noundef %0, i64 noundef %1) #1 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %8, ptr %6, align 8, !tbaa !5
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = icmp eq ptr %9, null
  br i1 %10, label %14, label %11

11:                                               ; preds = %2
  %12 = load i64, ptr %5, align 8, !tbaa !9
  %13 = icmp ult i64 %12, 100
  br i1 %13, label %14, label %15

14:                                               ; preds = %11, %2
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %51

15:                                               ; preds = %11
  %16 = load ptr, ptr %6, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.ccakeytoken, ptr %16, i32 0, i32 0
  %18 = load i8, ptr %17, align 1, !tbaa !11
  %19 = zext i8 %18 to i32
  %20 = icmp ne i32 %19, 31
  br i1 %20, label %21, label %22

21:                                               ; preds = %15
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %51

22:                                               ; preds = %15
  %23 = load ptr, ptr %6, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.ccakeytoken, ptr %23, i32 0, i32 4
  %25 = load i8, ptr %24, align 1, !tbaa !15
  %26 = zext i8 %25 to i32
  %27 = icmp ne i32 %26, 32
  br i1 %27, label %28, label %29

28:                                               ; preds = %22
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %51

29:                                               ; preds = %22
  %30 = load ptr, ptr %6, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.ccakeytoken, ptr %30, i32 0, i32 12
  %32 = load i8, ptr %31, align 1, !tbaa !16
  %33 = zext i8 %32 to i32
  %34 = icmp ne i32 %33, 8
  br i1 %34, label %35, label %36

35:                                               ; preds = %29
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %51

36:                                               ; preds = %29
  %37 = load ptr, ptr %6, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.ccakeytoken, ptr %37, i32 0, i32 11
  %39 = load i8, ptr %38, align 1, !tbaa !17
  %40 = zext i8 %39 to i32
  switch i32 %40, label %42 [
    i32 0, label %41
    i32 2, label %41
  ]

41:                                               ; preds = %36, %36
  br label %43

42:                                               ; preds = %36
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %51

43:                                               ; preds = %41
  %44 = load ptr, ptr %6, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct.ccakeytoken, ptr %44, i32 0, i32 14
  %46 = load i16, ptr %45, align 1, !tbaa !18
  %47 = zext i16 %46 to i32
  switch i32 %47, label %49 [
    i32 255, label %48
    i32 256, label %48
    i32 384, label %48
    i32 521, label %48
    i32 448, label %48
  ]

48:                                               ; preds = %43, %43, %43, %43, %43
  br label %50

49:                                               ; preds = %43
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %51

50:                                               ; preds = %48
  store i1 true, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %51

51:                                               ; preds = %50, %49, %42, %35, %28, %21, %14
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  %52 = load i1, ptr %3, align 1
  ret i1 %52
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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" }
attributes #2 = { 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 = !{!"long", !7, i64 0}
!11 = !{!12, !7, i64 0}
!12 = !{!"ccakeytoken", !7, i64 0, !7, i64 1, !13, i64 2, !14, i64 4, !7, i64 8, !7, i64 9, !13, i64 10, !7, i64 12, !7, i64 13, !13, i64 14, !7, i64 16, !7, i64 17, !7, i64 18, !7, i64 19, !13, i64 20, !13, i64 22, !7, i64 24, !7, i64 32, !13, i64 80, !13, i64 82, !7, i64 84, !7, i64 85, !13, i64 86, !13, i64 88, !7, i64 90, !7, i64 91, !13, i64 92, !7, i64 94, !7, i64 95, !7, i64 96, !7, i64 97, !7, i64 100}
!13 = !{!"short", !7, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = !{!12, !7, i64 8}
!16 = !{!12, !7, i64 18}
!17 = !{!12, !7, i64 17}
!18 = !{!12, !13, i64 20}


; 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: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local noundef zeroext i1 @is_cca_ec_key(ptr noundef readonly %0, i64 noundef %1) local_unnamed_addr #0 {
  %3 = icmp eq ptr %0, null
  %4 = icmp ult i64 %1, 100
  %or.cond = or i1 %3, %4
  br i1 %or.cond, label %20, label %5

5:                                                ; preds = %2
  %6 = load i8, ptr %0, align 1, !tbaa !5
  %.not = icmp eq i8 %6, 31
  br i1 %.not, label %7, label %20

7:                                                ; preds = %5
  %8 = getelementptr inbounds i8, ptr %0, i64 8
  %9 = load i8, ptr %8, align 1, !tbaa !11
  %.not10 = icmp eq i8 %9, 32
  br i1 %.not10, label %10, label %20

10:                                               ; preds = %7
  %11 = getelementptr inbounds i8, ptr %0, i64 18
  %12 = load i8, ptr %11, align 1, !tbaa !12
  %.not11 = icmp eq i8 %12, 8
  br i1 %.not11, label %13, label %20

13:                                               ; preds = %10
  %14 = getelementptr inbounds i8, ptr %0, i64 17
  %15 = load i8, ptr %14, align 1, !tbaa !13
  switch i8 %15, label %20 [
    i8 0, label %16
    i8 2, label %16
  ]

16:                                               ; preds = %13, %13
  %17 = getelementptr inbounds i8, ptr %0, i64 20
  %18 = load i16, ptr %17, align 1, !tbaa !14
  switch i16 %18, label %20 [
    i16 255, label %19
    i16 256, label %19
    i16 384, label %19
    i16 521, label %19
    i16 448, label %19
  ]

19:                                               ; preds = %16, %16, %16, %16, %16
  br label %20

20:                                               ; preds = %16, %13, %10, %7, %5, %2, %19
  %.0 = phi i1 [ true, %19 ], [ false, %2 ], [ false, %5 ], [ false, %7 ], [ false, %10 ], [ false, %13 ], [ false, %16 ]
  ret i1 %.0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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, !7, i64 0}
!6 = !{!"ccakeytoken", !7, i64 0, !7, i64 1, !9, i64 2, !10, i64 4, !7, i64 8, !7, i64 9, !9, i64 10, !7, i64 12, !7, i64 13, !9, i64 14, !7, i64 16, !7, i64 17, !7, i64 18, !7, i64 19, !9, i64 20, !9, i64 22, !7, i64 24, !7, i64 32, !9, i64 80, !9, i64 82, !7, i64 84, !7, i64 85, !9, i64 86, !9, i64 88, !7, i64 90, !7, i64 91, !9, i64 92, !7, i64 94, !7, i64 95, !7, i64 96, !7, i64 97, !7, i64 100}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!"short", !7, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!6, !7, i64 8}
!12 = !{!6, !7, i64 18}
!13 = !{!6, !7, i64 17}
!14 = !{!6, !9, i64 20}


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