public int getArchitectureSize() {
		if (program == null) {
			return 0;
		}
		return program.getAddressFactory().getDefaultAddressSpace().getSize();
	}
Returns the program architecture size
@return the architecture size or zero if not known (program is null)
Ghidra/Features/MicrosoftDemangler/src/main/java/ghidra/app/util/demangler/microsoft/MicrosoftMangledContext.java