@Override
		public boolean equals(Object o) {
			if (!(o instanceof Vertex)) {
				return false;
			}
			Vertex that = (Vertex) o;
			if (!this.context.equals(that.context)) {
				return false;
			}
			if (!this.subtable.equals(that.subtable)) {
				return false;
			}
			return true;
		}
Check if this and another vertex "agree"

<p>
This does not mean they are equal, but that they share a sub-table, and the defined bits
of their context blocks agree.

@param that the other vertex
@return true iff they share sub-tables and defined bits
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/sem/AssemblyContextGraph.java