* tm-m88k.h, tm-umax.h: Avoid sizeof() in REGISTER_xxx macros,
since they define the target, not the host.
* m88k-pinsn.c: Fix typo.
Patches by Paul Eggert <eggert@twinsun.com>.
* valarith.c (value_zerop): -0.0 is still zero.
* eval.c (evaluate_subexp): Avoid NaN anomalies in float compares.
basis. See comments in objfiles.h and details in ChangeLog. Also remove
redundant definitions of FRAME_CHAIN_VALID from most of the tm-* files and
use a default definition in frame.h.
READ_MIPS_FORMAT, which have been unused since BFD. Still
remaining is COFF_NO_LONG_FILE_NAMES.
* tm-sun3.h, tm-altos.h: Remove detritus accidentally left from
function calling code moved to m68k-tdep.c.