(find_proc_framesize): Return 0 for linker stubs.
(rp_saved): Tell the caller where rp is saved.
(frame_chain_valid): Return 1 for linker stubs.
(frame_saved_pc): Use return value from rp_saved.
({extract,store}_{signed_integer,unsigned_integer,address}):
New routines to replace SWAP_TARGET_AND_HOST.
All over: All uses of SWAP_TARGET_AND_HOST on integers replaced.
* gdb/hppa-tdep.c: Declare frame_saved_pc.
(frameless_function_invocation): New function.
(frame_saved_pc, init_extra_frame_info): Use
frameless_function_invocation.
* gdb/config/tm-hppa.h (SAVED_PC_AFTER_CALL): Use saved_pc_after
call instead of just grabbing the value currently in %r2.
(FRAMELESS_FUNCTION_INVOCATION): Use frameless_function_invocation.
* gdb/config/tm-hppah.h (SAVED_PC_AFTER_CALL): Delete private
definition and use the common one in tm-hppa.h.
* gdb/hppa-pinsn.c (print_insn): Handle 'r' and 'R' for break, rsm,
and ssm instructions.
* gdb/hppa-tdep.c (extract_5r_store, extract_5R_store): New
helper functions for print_insn.
