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

; 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 @iotex_psa_ecp_export_public_key(ptr noundef %0, ptr noundef %1, i64 noundef %2, ptr noundef %3, i64 noundef %4, ptr noundef %5) #1 {
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i64, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i64, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  store ptr %0, ptr %7, align 8, !tbaa !5
  store ptr %1, ptr %8, align 8, !tbaa !5
  store i64 %2, ptr %9, align 8, !tbaa !9
  store ptr %3, ptr %10, align 8, !tbaa !5
  store i64 %4, ptr %11, align 8, !tbaa !9
  store ptr %5, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  store i32 -151, ptr %13, align 4, !tbaa !11
  %14 = load ptr, ptr %7, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.psa_key_attributes_s, ptr %14, i32 0, i32 0
  %16 = getelementptr inbounds %struct.psa_core_key_attributes_t, ptr %15, i32 0, i32 0
  %17 = load i16, ptr %16, align 8, !tbaa !13
  %18 = zext i16 %17 to i32
  %19 = and i32 %18, -12289
  %20 = and i32 %19, -256
  %21 = icmp eq i32 %20, 16640
  br i1 %21, label %22, label %29

22:                                               ; preds = %6
  %23 = load ptr, ptr %7, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.psa_key_attributes_s, ptr %23, i32 0, i32 0
  %25 = getelementptr inbounds %struct.psa_core_key_attributes_t, ptr %24, i32 0, i32 0
  %26 = load i16, ptr %25, align 8, !tbaa !13
  %27 = zext i16 %26 to i32
  %28 = and i32 %27, 255
  br label %30

29:                                               ; preds = %6
  br label %30

30:                                               ; preds = %29, %22
  %31 = phi i32 [ %28, %22 ], [ 0, %29 ]
  %32 = trunc i32 %31 to i8
  %33 = zext i8 %32 to i16
  %34 = load ptr, ptr %8, align 8, !tbaa !5
  %35 = load ptr, ptr %10, align 8, !tbaa !5
  %36 = load ptr, ptr %12, align 8, !tbaa !5
  %37 = call i32 @iotex_psa_ecp_export_key_from_raw_data(i16 noundef zeroext %33, ptr noundef %34, ptr noundef %35, ptr noundef %36)
  store i32 %37, ptr %13, align 4, !tbaa !11
  %38 = load i32, ptr %13, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  ret i32 %38
}

declare i32 @iotex_psa_ecp_export_key_from_raw_data(i16 noundef zeroext, ptr noundef, ptr 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, !16, i64 0}
!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 @iotex_psa_ecp_export_public_key(ptr nocapture noundef readonly %0, ptr noundef %1, i64 noundef %2, ptr noundef %3, i64 noundef %4, ptr noundef %5) local_unnamed_addr #0 {
  %7 = load i16, ptr %0, align 8, !tbaa !5
  %8 = and i16 %7, -12544
  %9 = icmp eq i16 %8, 16640
  %10 = and i16 %7, 255
  %spec.select = select i1 %9, i16 %10, i16 0
  %11 = tail call i32 @iotex_psa_ecp_export_key_from_raw_data(i16 noundef zeroext %spec.select, ptr noundef %1, ptr noundef %3, ptr noundef %5) #2
  ret i32 %11
}

declare i32 @iotex_psa_ecp_export_key_from_raw_data(i16 noundef zeroext, ptr noundef, ptr 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, !8, i64 0}
!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: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass