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author | John Gilmore <gnu@cygnus> | 1993-03-14 10:58:48 +0000 |
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committer | John Gilmore <gnu@cygnus> | 1993-03-14 10:58:48 +0000 |
commit | 48a522d968f8e0cbf8302b0d069095d2796d8dcf (patch) | |
tree | 9c0bd4044cc4f9b5ae11a38f640e862e4fec7508 /gdb/tm-68k-nofp.h | |
parent | 84a05e5253714e3943cd86a48e2f57d05a984f1a (diff) | |
download | gdb-48a522d968f8e0cbf8302b0d069095d2796d8dcf.zip gdb-48a522d968f8e0cbf8302b0d069095d2796d8dcf.tar.gz gdb-48a522d968f8e0cbf8302b0d069095d2796d8dcf.tar.bz2 |
* configure.in (m68k-adobe-*): New config.
* tm-68k-nofp.h: New file, lacks 68881 support.
* config/m68k-nofp.mt: New file.
Diffstat (limited to 'gdb/tm-68k-nofp.h')
-rw-r--r-- | gdb/tm-68k-nofp.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/gdb/tm-68k-nofp.h b/gdb/tm-68k-nofp.h new file mode 100644 index 0000000..6d503a2 --- /dev/null +++ b/gdb/tm-68k-nofp.h @@ -0,0 +1,64 @@ +/* Target machine parameters for embedded m68k, without float, for GDB. + Copyright 1986, 1987, 1989, 1992, 1993 Free Software Foundation, Inc. + +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., 675 Mass Ave, Cambridge, MA 02139, USA. */ + +#include "tm-68k.h" + +/* Longjmp info comes from the Sun-3 machine description. Might as well + guess... */ + +/* Offsets (in target ints) into jmp_buf. Not defined by Sun, but at least + documented in a comment in <machine/setjmp.h>! */ + +#define JB_ELEMENT_SIZE 4 + +#define JB_ONSSTACK 0 +#define JB_SIGMASK 1 +#define JB_SP 2 +#define JB_PC 3 +#define JB_PSL 4 +#define JB_D2 5 +#define JB_D3 6 +#define JB_D4 7 +#define JB_D5 8 +#define JB_D6 9 +#define JB_D7 10 +#define JB_A2 11 +#define JB_A3 12 +#define JB_A4 13 +#define JB_A5 14 +#define JB_A6 15 + +/* Figure out where the longjmp will land. Slurp the args out of the stack. + We expect the first arg to be a pointer to the jmp_buf structure from which + we extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. + This routine returns true on success */ + +#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) + +/* Where is the PC after a call? */ + +#ifdef __STDC__ +struct frame_info; +#endif + +extern CORE_ADDR m68k_saved_pc_after_call PARAMS ((struct frame_info *)); + +#undef SAVED_PC_AFTER_CALL +#define SAVED_PC_AFTER_CALL(frame) \ + m68k_saved_pc_after_call(frame) |