2003-01-29 Andrew Cagney <ac131313@redhat.com>

2003-01-29  Andrew Cagney  <ac131313@redhat.com>

	* frame.c (frame_saved_regs_id_unwind): Assert FRAME_CHAIN_P.
	(legacy_get_prev_frame): Assert FRAME_CHAIN_P.
	(get_prev_frame): When FRAME_CHAIN_P, call legacy_get_prev_frame.
	(frame_saved_regs_pc_unwind): Assert FRAME_SAVED_PC_P.
	* gdbarch.sh (FRAME_CHAIN): Change to a function with predicate.
	(FRAME_SAVED_PC): Change to a function with predicate.
	* gdbarch.h, gdbarch.c: Re-generate.