Merge branch 'feat/hub-class-nav-parity'

Complete hub-class navigation parity (Architecture register predicates,
Platform type-ref generation, StructureMember.BitOffset). Validated 24/24.

Author: tinysec

Handle/BNArchitecture.cs

@@ -227,7 +227,25 @@ out ulong arrayLength
 			    return targets.ToArray();
 		    }
 	    }
-	    
+
+	    /// <summary>
+	    /// Whether the given register is a global register for this architecture.
+	    /// Mirrors C++ <c>Architecture::IsGlobalRegister</c>.
+	    /// </summary>
+	    public bool IsGlobalRegister(RegisterIndex reg)
+	    {
+		    return NativeMethods.BNIsArchitectureGlobalRegister(this.handle , reg);
+	    }
+
+	    /// <summary>
+	    /// Whether the given register is a system register for this architecture.
+	    /// Mirrors C++ <c>Architecture::IsSystemRegister</c>.
+	    /// </summary>
+	    public bool IsSystemRegister(RegisterIndex reg)
+	    {
+		    return NativeMethods.BNIsArchitectureSystemRegister(this.handle , reg);
+	    }
+
 	    public ILFlag[] Flags
 	    {
 		    get

Handle/BNPlatform.cs

@@ -607,6 +607,22 @@ public unsafe string GenerateAutoPlatformTypeId(QualifiedName name)
 		    }
 	    }
 
+	    /// <summary>
+	    /// Generates an auto platform NamedTypeReference for the given qualified name and class.
+	    /// Mirrors C++ <c>Platform::GenerateAutoPlatformTypeReference</c> / Python
+	    /// <c>Platform.generate_auto_platform_type_ref</c>: builds the auto platform type ID for
+	    /// the name, then constructs a NamedTypeReference from the class, ID, and name.
+	    /// </summary>
+	    public NamedTypeReference GenerateAutoPlatformTypeReference(
+		    NamedTypeReferenceClass cls ,
+		    QualifiedName name
+	    )
+	    {
+		    string typeId = this.GenerateAutoPlatformTypeId(name);
+
+		    return new NamedTypeReference(cls , typeId , name);
+	    }
+
 	    /// <summary>
 	    /// Creates a new platform with types loaded from a type definition file.
 	    /// </summary>

Struct/BNStructureMember.cs

@@ -68,6 +68,18 @@ public sealed class StructureMember : INativeWrapperEx<BNStructureMember>
 
 		public byte BitWidth { get; set; } = 0;
 
+		/// <summary>
+		/// Total bit offset from the start of the structure (<c>Offset * 8 + BitPosition</c>).
+		/// Mirrors Python <c>StructureMember.bit_offset</c>.
+		/// </summary>
+		public ulong BitOffset
+		{
+			get
+			{
+				return (this.Offset * 8) + this.BitPosition;
+			}
+		}
+
 		public StructureMember(
 			BinaryNinja.Type kind,
 			string name,