1999-04-16 01:35:26 +00:00
|
|
|
/* Macro definitions for Power PC running embedded ABI.
|
|
|
|
|
Copyright 1995, 1996, 1997 Free Software Foundation, Inc.
|
|
|
|
|
|
1999-07-07 20:19:36 +00:00
|
|
|
This file is part of GDB.
|
1999-04-16 01:35:26 +00:00
|
|
|
|
1999-07-07 20:19:36 +00:00
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
|
|
|
it under the terms of the GNU General Public License as published by
|
|
|
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
|
|
|
(at your option) any later version.
|
1999-04-16 01:35:26 +00:00
|
|
|
|
1999-07-07 20:19:36 +00:00
|
|
|
This program is distributed in the hope that it will be useful,
|
|
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
|
GNU General Public License for more details.
|
1999-04-16 01:35:26 +00:00
|
|
|
|
1999-07-07 20:19:36 +00:00
|
|
|
You should have received a copy of the GNU General Public License
|
|
|
|
|
along with this program; if not, write to the Free Software
|
|
|
|
|
Foundation, Inc., 59 Temple Place - Suite 330,
|
|
|
|
|
Boston, MA 02111-1307, USA. */
|
1999-04-16 01:35:26 +00:00
|
|
|
|
|
|
|
|
#ifndef TM_PPC_EABI_H
|
|
|
|
|
#define TM_PPC_EABI_H
|
|
|
|
|
|
|
|
|
|
/* Use generic RS6000 definitions. */
|
|
|
|
|
#include "rs6000/tm-rs6000.h"
|
|
|
|
|
/* except we want to allow single stepping */
|
|
|
|
|
#undef SOFTWARE_SINGLE_STEP_P
|
|
|
|
|
#define SOFTWARE_SINGLE_STEP_P 0
|
|
|
|
|
|
|
|
|
|
#undef DEFAULT_LR_SAVE
|
|
|
|
|
#define DEFAULT_LR_SAVE 4 /* eabi saves LR at 4 off of SP */
|
|
|
|
|
|
|
|
|
|
#define GDB_TARGET_POWERPC
|
|
|
|
|
|
|
|
|
|
#undef PC_LOAD_SEGMENT
|
|
|
|
|
#undef PROCESS_LINENUMBER_HOOK
|
|
|
|
|
|
|
|
|
|
#undef TEXT_SEGMENT_BASE
|
|
|
|
|
#define TEXT_SEGMENT_BASE 1
|
|
|
|
|
|
|
|
|
|
/* Say that we're using ELF, not XCOFF. */
|
|
|
|
|
#define ELF_OBJECT_FORMAT 1
|
|
|
|
|
|
|
|
|
|
#define TARGET_BYTE_ORDER_SELECTABLE_P 1
|
|
|
|
|
|
|
|
|
|
/* return true if a given `pc' value is in `call dummy' function. */
|
|
|
|
|
/* FIXME: This just checks for the end of the stack, which is broken
|
|
|
|
|
for things like stepping through gcc nested function stubs. */
|
|
|
|
|
#undef PC_IN_CALL_DUMMY
|
|
|
|
|
|
|
|
|
|
/* generic dummy frame stuff */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* target-specific dummy_frame stuff */
|
|
|
|
|
|
1999-07-07 20:19:36 +00:00
|
|
|
extern struct frame_info *rs6000_pop_frame PARAMS ((struct frame_info * frame));
|
1999-04-16 01:35:26 +00:00
|
|
|
|
|
|
|
|
extern CORE_ADDR ppc_push_return_address PARAMS ((CORE_ADDR, CORE_ADDR));
|
|
|
|
|
|
|
|
|
|
#undef PUSH_DUMMY_FRAME
|
|
|
|
|
#define PUSH_DUMMY_FRAME generic_push_dummy_frame ()
|
|
|
|
|
|
|
|
|
|
#define PUSH_RETURN_ADDRESS(PC, SP) ppc_push_return_address (PC, SP)
|
|
|
|
|
|
|
|
|
|
/* override the standard get_saved_register function with
|
|
|
|
|
one that takes account of generic CALL_DUMMY frames */
|
1999-04-26 18:34:20 +00:00
|
|
|
#define GET_SAVED_REGISTER(raw_buffer, optimized, addrp, frame, regnum, lval) \
|
|
|
|
|
generic_get_saved_register (raw_buffer, optimized, addrp, frame, regnum, lval)
|
1999-04-16 01:35:26 +00:00
|
|
|
|
1999-04-26 18:34:20 +00:00
|
|
|
#define USE_GENERIC_DUMMY_FRAMES 1
|
1999-04-16 01:35:26 +00:00
|
|
|
#define CALL_DUMMY_BREAKPOINT_OFFSET (0)
|
|
|
|
|
#define CALL_DUMMY_LOCATION AT_ENTRY_POINT
|
|
|
|
|
#define CALL_DUMMY_ADDRESS() entry_point_address ()
|
|
|
|
|
#undef CALL_DUMMY_START_OFFSET
|
|
|
|
|
#define CALL_DUMMY_START_OFFSET 0
|
|
|
|
|
|
2000-02-05 07:30:26 +00:00
|
|
|
/* The value of symbols of type N_SO and N_FUN maybe null when
|
|
|
|
|
it shouldn't be. */
|
|
|
|
|
#define SOFUN_ADDRESS_MAYBE_MISSING
|
1999-04-16 01:35:26 +00:00
|
|
|
|
|
|
|
|
#endif /* TM_PPC_EABI_H */
|
