* hppa-tdep.c: (hppa_register_raw_size): New function replacing
the body of macro REGISTER_RAW_SIZE.
* hppa-hpux-tdep.c: Add new functions replacing macro bodies from
config/pa/tm-hppah.h. These functions will be used to initialize
the gdbarch structure.
(hppa_hpux_pc_in_sigtramp): New function.
(hppa_hpux_frame_saved_pc_in_sigtramp): New function.
(hppa_hpux_frame_base_before_sigtramp): New function.
(hppa_hpux_frame_find_saved_regs_in_sigtramp): New function.
Add gdbcore.h #include.
* config/pa/tm-hppa.h (REGISTER_RAW_SIZE): Change the definition
of this gdbarch-eligible macro to a call to the new associated
function.
* config/pa/tm-hppah.h (PC_IN_SIGTRAMP): Likewise.
(FRAME_SAVED_PC_IN_SIGTRAMP): Change the definition of this macro
into a call to the new associated function.
(FRAME_BASE_BEFORE_SIGTRAMP): Likewise.
(FRAME_FIND_SAVED_REGS_IN_SIGTRAMP): Likewise.
* Makefile.in (hppa-hpux-tdep.o): Add dependency on gdbcore.h.
* 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/pa/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/pa/tm-hppah.h (SAVED_PC_AFTER_CALL): Delete private
definition and use the common one in tm-hppa.h.
