GCC: ChangeLog, 1.88 -> 1.89

[Jan-Benedict Glaw]

Update of /mnt/vax-development/CVS_Repository/gcc/gcc
In directory mail:/mnt/vax-development/local_work/work-jbglaw/local-cvs/gcc/gcc

Modified Files:
	ChangeLog 
Log Message:
- - - -- -- A U T O M A T I C   C H E C K I N -- -- - - -
	* sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
	from call_used_regs.  Update call_really_used_regs.
	(CALL_REALLY_USED_REGISTERS): Define.
	* sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
	Replace call_used_regs with call_really_used_regs.
	(calc_live_regs, sh_media_register_for_return): Likewise.
	(sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
	* sh.md (return_media): Likewise.