public byte[] getAugmentationExData() {
		if (augmentationDataEx == null) {
			return new byte[0];
		}
		return augmentationDataEx;
	}
Gets the call frame augmentation data that indicates how registers are saved and restored.

@return the augmentation data
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/exceptionhandlers/gcc/structures/ehFrame/FrameDescriptionEntry.java