public void startRelocationTableProcessing(ElfRelocationTable relocTable) {
		this.relocationTable = relocTable;
		symbolTable = relocTable.getAssociatedSymbolTable();
		if (symbolTable == null) {
			nullSymbol = new ElfSymbol();
		}
	}
Invoked at start of relocation processing for specified table.
The method {@link #endRelocationTableProcessing()} will be invoked after last relocation
is processed.
@param relocTable relocation table
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/elf/relocation/ElfRelocationContext.java