@Override
	public void processElf(ElfLoadHelper elfLoadHelper, TaskMonitor monitor)
			throws CancelledException {
		Register tmodeRegister = elfLoadHelper.getProgram().getRegister("TMode");
		if (tmodeRegister == null) {
			elfLoadHelper.log("WARNING: TMode register not found - Thumb mode not supported");
		}
		// TODO: markup PT_ARM_EXIDX ?s
	}
ARM PC Bias option affecting all relative relocations.
If PC Bias is already accounted for within relocation addend this option should be specified
as false, otherwise true (default).
Ghidra/Processors/ARM/src/main/java/ghidra/app/util/bin/format/elf/extend/ARM_ElfExtension.java