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/* Parameters for target execution on an RS6000, for GDB, the GNU debugger.
Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996,
1997, 1998, 1999, 2000, 2004 Free Software Foundation, Inc.
Contributed by IBM Corporation.
This file is part of GDB.
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.
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.
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. */
struct frame_info;
/* Minimum possible text address in AIX */
#define TEXT_SEGMENT_BASE 0x10000000
/* Return whether PC in function NAME is in code that should be skipped when
single-stepping. */
#define IN_SOLIB_RETURN_TRAMPOLINE(pc, name) \
rs6000_in_solib_return_trampoline (pc, name)
extern int rs6000_in_solib_return_trampoline (CORE_ADDR, char *);
/* If PC is in some function-call trampoline code, return the PC
where the function itself actually starts. If not, return NULL. */
#define SKIP_TRAMPOLINE_CODE(pc) rs6000_skip_trampoline_code (pc)
extern CORE_ADDR rs6000_skip_trampoline_code (CORE_ADDR);
/* AIX has a couple of strange returns from wait(). */
#define CHILD_SPECIAL_WAITSTATUS(ourstatus, hoststatus) ( \
/* "stop after load" status. */ \
(hoststatus) == 0x57c ? (ourstatus)->kind = TARGET_WAITKIND_LOADED, 1 : \
\
/* signal 0. I have no idea why wait(2) returns with this status word. */ \
/* It looks harmless. */ \
(hoststatus) == 0x7f ? (ourstatus)->kind = TARGET_WAITKIND_SPURIOUS, 1 : \
\
/* A normal waitstatus. Let the usual macros deal with it. */ \
0)
/* In xcoff, we cannot process line numbers when we see them. This is
mainly because we don't know the boundaries of the include files. So,
we postpone that, and then enter and sort(?) the whole line table at
once, when we are closing the current symbol table in end_symtab(). */
#define PROCESS_LINENUMBER_HOOK() aix_process_linenos ()
extern void aix_process_linenos (void);
/* Register numbers of various important registers.
Note that some of these values are "real" register numbers,
and correspond to the general registers of the machine,
and some are "phony" register numbers which are too large
to be actual register numbers as far as the user is concerned
but do serve to get the desired values when passed to read_register. */
/* Don't use this in code specific to the RS6000 and its descendants;
use tdep->ppc_fp0_regnum instead. FP0_REGNUM will be deprecated
soon, but we still need to define it here for the uses in
architecture-independent code. */
#define FP0_REGNUM 32 /* Floating point register 0 */
/* Notice when a new child process is started. */
#define TARGET_CREATE_INFERIOR_HOOK rs6000_create_inferior
extern void rs6000_create_inferior (int);
/* Hook in rs6000-tdep.c for determining the TOC address when
calling functions in the inferior. */
extern CORE_ADDR (*rs6000_find_toc_address_hook) (CORE_ADDR);
/* Hook in rs6000-tdep.c to set the current architecture when starting a
child process. */
extern void (*rs6000_set_host_arch_hook) (int);
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