private void createFdeLabel(Address fdeBase) {
		try {
			String fdeName = "fde_" + fdeBase.toString();
			Symbol fdeSym = program.getSymbolTable().getPrimarySymbol(fdeBase);
			if (fdeSym == null) {
				fdeSym =
					program.getSymbolTable().createLabel(fdeBase, fdeName, SourceType.ANALYSIS);
			}
			else {
				fdeSym.setName(fdeName, SourceType.ANALYSIS);
			}
		}
		catch (Exception e) {
			Msg.info(this, "Unable to label FDE -- " + e.getMessage());
			/* ignored */
		}
	}
Creates a Frame Description Entry (FDE) at the address
specified.
<br>Note: This method must get called before any of the "get..." methods.

@param fdeBaseAddress Address where the FDE should be created.
@return a region descriptor which holds information about this FDE. Otherwise, null.
@throws MemoryAccessException if memory for the FDE or its associated data can't be accessed
@throws ExceptionHandlerFrameException if there is an error creating the FDE information.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/exceptionhandlers/gcc/structures/ehFrame/FrameDescriptionEntry.java