; LLVM IR from trustwallet/wallet-core :: trezor-crypto/crypto (bip32)

; 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.curve_info = type { ptr, ptr, i32, i32, i32, i32 }
%struct.HDNode = type { i32, i32, [32 x i8], [32 x i8], [32 x i8], [33 x i8], ptr }

@ed25519_cardano_info = external constant %struct.curve_info, align 8

; Function Attrs: nounwind uwtable
declare dso_local i32 @hdnode_private_ckd_bip32(ptr noundef, i32 noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @hdnode_private_ckd(ptr noundef %0, i32 noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  %6 = load ptr, ptr %4, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.HDNode, ptr %6, i32 0, i32 6
  %8 = load ptr, ptr %7, align 8, !tbaa !11
  %9 = icmp eq ptr %8, @ed25519_cardano_info
  br i1 %9, label %10, label %14

10:                                               ; preds = %2
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = load i32, ptr %5, align 4, !tbaa !9
  %13 = call i32 @hdnode_private_ckd_cardano(ptr noundef %11, i32 noundef %12)
  store i32 %13, ptr %3, align 4
  br label %18

14:                                               ; preds = %2
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = load i32, ptr %5, align 4, !tbaa !9
  %17 = call i32 @hdnode_private_ckd_bip32(ptr noundef %15, i32 noundef %16)
  store i32 %17, ptr %3, align 4
  br label %18

18:                                               ; preds = %14, %10
  %19 = load i32, ptr %3, align 4
  ret i32 %19
}

declare i32 @hdnode_private_ckd_cardano(ptr noundef, i32 noundef) #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" }

!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 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 144}
!12 = !{!"", !10, i64 0, !10, i64 4, !7, i64 8, !7, i64 40, !7, i64 72, !7, i64 104, !6, i64 144}


; 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"

%struct.curve_info = type { ptr, ptr, i32, i32, i32, i32 }

@ed25519_cardano_info = external constant %struct.curve_info, align 8

; Function Attrs: nounwind uwtable
declare dso_local i32 @hdnode_private_ckd_bip32(ptr noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @hdnode_private_ckd(ptr noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 144
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = icmp eq ptr %4, @ed25519_cardano_info
  br i1 %5, label %6, label %8

6:                                                ; preds = %2
  %7 = tail call i32 @hdnode_private_ckd_cardano(ptr noundef nonnull %0, i32 noundef %1) #2
  br label %10

8:                                                ; preds = %2
  %9 = tail call i32 @hdnode_private_ckd_bip32(ptr noundef nonnull %0, i32 noundef %1)
  br label %10

10:                                               ; preds = %8, %6
  %.0 = phi i32 [ %7, %6 ], [ %9, %8 ]
  ret i32 %.0
}

declare i32 @hdnode_private_ckd_cardano(ptr noundef, i32 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, !10, i64 144}
!6 = !{!"", !7, i64 0, !7, i64 4, !8, i64 8, !8, i64 40, !8, i64 72, !8, i64 104, !10, i64 144}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InstCombinePass,SROAPass,TailCallElimPass