about SHIFT_INST_REGS.
* exec.c (exec_file_command): Set text_end based on all code readonly
sections, not just ".text".
* defs.h, infcmd.c, config/z8k/tm-z8k.h, config/m88k/tm-m88k.h,
config/sh/tm-sh.h, config/h8300/tm-h8300.h, config/h8500/tm-h8500.h,
z8k-tdep.c: Remove all references to ADDR_BITS_SET.
* config/m88k/tm-m88k.h: Define TARGET_WRITE_PC.
* config/m88k/tm-m88k.h: Add definitions for calling functions.
config files moved to an appropriate config/<cpu> subdirectory.
* nm-*, xm-*, tm-*: All native, host, and target files, which
get linked to nm.h, xm.h, and tm.h respectively by configure,
moved to appropriate config/<cpu> subdirectory.