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Diffstat (limited to 'contrib/gdb/gdb/config/rs6000/tm-rs6000.h')
-rw-r--r-- | contrib/gdb/gdb/config/rs6000/tm-rs6000.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/contrib/gdb/gdb/config/rs6000/tm-rs6000.h b/contrib/gdb/gdb/config/rs6000/tm-rs6000.h new file mode 100644 index 000000000000..4b8a09dc3c2a --- /dev/null +++ b/contrib/gdb/gdb/config/rs6000/tm-rs6000.h @@ -0,0 +1,103 @@ +/* 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; + +#define GDB_MULTI_ARCH 1 + +/* 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. */ + +#define FP0_REGNUM 32 /* Floating point register 0 */ +#define FPLAST_REGNUM 63 /* Last floating point register */ + +/* Define other aspects of the stack frame. */ + +#define DEPRECATED_INIT_FRAME_PC_FIRST(fromleaf, prev) \ + (fromleaf ? DEPRECATED_SAVED_PC_AFTER_CALL (prev->next) : \ + prev->next ? DEPRECATED_FRAME_SAVED_PC (prev->next) : read_pc ()) + +/* 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); + +/* We need solib.h for building cross debuggers. However, we don't want + to clobber any special solib support required by native debuggers, so + only include solib.h if SOLIB_ADD is not defined. */ +#ifndef SOLIB_ADD +#include "solib.h" +#endif |