; LLVM IR from machinefi/psa-crypto-esp32 :: psa_layer (psa_crypto_driver_wrappers)

; 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.psa_key_attributes_s = type { %struct.psa_core_key_attributes_t, ptr, i64 }
%struct.psa_core_key_attributes_t = type { i16, i16, i32, i32, %struct.psa_key_policy_s, i16 }
%struct.psa_key_policy_s = type { i32, i32, i32 }

; 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 i32 @psa_driver_wrapper_aead_decrypt(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, ptr noundef %4, i64 noundef %5, ptr noundef %6, i64 noundef %7, ptr noundef %8, i64 noundef %9, ptr noundef %10, i64 noundef %11, ptr noundef %12) #1 {
  %14 = alloca i32, align 4
  %15 = alloca ptr, align 8
  %16 = alloca ptr, align 8
  %17 = alloca i64, align 8
  %18 = alloca i32, align 4
  %19 = alloca ptr, align 8
  %20 = alloca i64, align 8
  %21 = alloca ptr, align 8
  %22 = alloca i64, align 8
  %23 = alloca ptr, align 8
  %24 = alloca i64, align 8
  %25 = alloca ptr, align 8
  %26 = alloca i64, align 8
  %27 = alloca ptr, align 8
  %28 = alloca i32, align 4
  %29 = alloca i32, align 4
  %30 = alloca i32, align 4
  store ptr %0, ptr %15, align 8, !tbaa !5
  store ptr %1, ptr %16, align 8, !tbaa !5
  store i64 %2, ptr %17, align 8, !tbaa !9
  store i32 %3, ptr %18, align 4, !tbaa !11
  store ptr %4, ptr %19, align 8, !tbaa !5
  store i64 %5, ptr %20, align 8, !tbaa !9
  store ptr %6, ptr %21, align 8, !tbaa !5
  store i64 %7, ptr %22, align 8, !tbaa !9
  store ptr %8, ptr %23, align 8, !tbaa !5
  store i64 %9, ptr %24, align 8, !tbaa !9
  store ptr %10, ptr %25, align 8, !tbaa !5
  store i64 %11, ptr %26, align 8, !tbaa !9
  store ptr %12, ptr %27, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %28) #3
  store i32 -151, ptr %28, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %29) #3
  %31 = load ptr, ptr %15, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.psa_key_attributes_s, ptr %31, i32 0, i32 0
  %33 = getelementptr inbounds %struct.psa_core_key_attributes_t, ptr %32, i32 0, i32 2
  %34 = load i32, ptr %33, align 4, !tbaa !13
  %35 = lshr i32 %34, 8
  store i32 %35, ptr %29, align 4, !tbaa !11
  %36 = load i32, ptr %29, align 4, !tbaa !11
  switch i32 %36, label %52 [
    i32 0, label %37
  ]

37:                                               ; preds = %13
  %38 = load ptr, ptr %15, align 8, !tbaa !5
  %39 = load ptr, ptr %16, align 8, !tbaa !5
  %40 = load i64, ptr %17, align 8, !tbaa !9
  %41 = load i32, ptr %18, align 4, !tbaa !11
  %42 = load ptr, ptr %19, align 8, !tbaa !5
  %43 = load i64, ptr %20, align 8, !tbaa !9
  %44 = load ptr, ptr %21, align 8, !tbaa !5
  %45 = load i64, ptr %22, align 8, !tbaa !9
  %46 = load ptr, ptr %23, align 8, !tbaa !5
  %47 = load i64, ptr %24, align 8, !tbaa !9
  %48 = load ptr, ptr %25, align 8, !tbaa !5
  %49 = load i64, ptr %26, align 8, !tbaa !9
  %50 = load ptr, ptr %27, align 8, !tbaa !5
  %51 = call i32 @iotex_psa_aead_decrypt(ptr noundef %38, ptr noundef %39, i64 noundef %40, i32 noundef %41, ptr noundef %42, i64 noundef %43, ptr noundef %44, i64 noundef %45, ptr noundef %46, i64 noundef %47, ptr noundef %48, i64 noundef %49, ptr noundef %50)
  store i32 %51, ptr %14, align 4
  store i32 1, ptr %30, align 4
  br label %54

52:                                               ; preds = %13
  %53 = load i32, ptr %28, align 4, !tbaa !11
  store i32 -135, ptr %14, align 4
  store i32 1, ptr %30, align 4
  br label %54

54:                                               ; preds = %52, %37
  call void @llvm.lifetime.end.p0(i64 4, ptr %29) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %28) #3
  %55 = load i32, ptr %14, align 4
  ret i32 %55
}

declare i32 @iotex_psa_aead_decrypt(ptr noundef, ptr noundef, i64 noundef, i32 noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef) #2

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 = { "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 = !{!"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, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !12, i64 4}
!14 = !{!"psa_key_attributes_s", !15, i64 0, !6, i64 32, !10, i64 40}
!15 = !{!"", !16, i64 0, !16, i64 2, !12, i64 4, !12, i64 8, !17, i64 12, !16, i64 24}
!16 = !{!"short", !7, i64 0}
!17 = !{!"psa_key_policy_s", !12, i64 0, !12, i64 4, !12, i64 8}


; 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 i32 @psa_driver_wrapper_aead_decrypt(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, ptr noundef %4, i64 noundef %5, ptr noundef %6, i64 noundef %7, ptr noundef %8, i64 noundef %9, ptr noundef %10, i64 noundef %11, ptr noundef %12) local_unnamed_addr #0 {
  %14 = getelementptr inbounds i8, ptr %0, i64 4
  %15 = load i32, ptr %14, align 4, !tbaa !5
  %cond = icmp ult i32 %15, 256
  br i1 %cond, label %16, label %18

16:                                               ; preds = %13
  %17 = tail call i32 @iotex_psa_aead_decrypt(ptr noundef nonnull %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, ptr noundef %4, i64 noundef %5, ptr noundef %6, i64 noundef %7, ptr noundef %8, i64 noundef %9, ptr noundef %10, i64 noundef %11, ptr noundef %12) #2
  br label %18

18:                                               ; preds = %13, %16
  %.0 = phi i32 [ %17, %16 ], [ -135, %13 ]
  ret i32 %.0
}

declare i32 @iotex_psa_aead_decrypt(ptr noundef, ptr noundef, i64 noundef, i32 noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef) local_unnamed_addr #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 = { "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, !11, i64 4}
!6 = !{!"psa_key_attributes_s", !7, i64 0, !13, i64 32, !14, i64 40}
!7 = !{!"", !8, i64 0, !8, i64 2, !11, i64 4, !11, i64 8, !12, i64 12, !8, i64 24}
!8 = !{!"short", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}
!11 = !{!"int", !9, i64 0}
!12 = !{!"psa_key_policy_s", !11, i64 0, !11, i64 4, !11, i64 8}
!13 = !{!"any pointer", !9, i64 0}
!14 = !{!"long", !9, i64 0}


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