@item -membedded-pic
@itemx -mno-embedded-pic
-Generate PIC code suitable for some embedded systems. All calls are made
-using PC relative address, and all data is addressed using the $gp register.
-This requires GNU as and GNU ld which do most of the work.
+Generate PIC code suitable for some embedded systems. All calls are
+made using PC relative address, and all data is addressed using the $gp
+register. No more than 65536 bytes of global data may be used. This
+requires GNU as and GNU ld which do most of the work. This currently
+only works on targets which use ECOFF; it does not work with ELF.
@item -membedded-data
@itemx -mno-embedded-data