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2225eb851e
* m68k/{tm-3b1.h, tm-altos.h, tm-amix.h, tm-es1800.h,
tm-hp300bsd.h, tm-hp300hpux.h, tm-isi.h, tm-news.h, tm-os68k.h,
tm-st2000.h, tm-sun2.h, tm-sun3.h, tm-vx68.h}: Include tm-m68k.h
instead of tm-68k.h.
* Makefile.in (HFILES): tm-68k.h renamed to tm-m68k.h.
* README, a29k-pinsn.c, m68k-pinsn.c, m68k-stub.c, remote-vx.c,
m68k/{altos.mh, altos.mt, apollo68b.mh, nm-apollo68b.h,
nm-hp300bsd.h, config/m68k/xm-apollo68b.h}: Map '68k' to 'm68k'.
* a29k/tm-a29k.h, doc/gdbint.texinfo: Account for renaming of
tm-68k.h to tm-m68k.h.
* m68k/m68k-fp.mt (TM_FILE): tm-68k-fp.h renamed to tm-m68k-fp.h.
* m68k/m68k-nofp.mt (TM_FILE): tm-68k-nofp.h renamed to
tm-m68k-nofp.h.
78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
/* Macro definitions for GDB on a Commodore Amiga running SVR4 (amix).
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Copyright (C) 1991, Free Software Foundation, Inc.
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Written by Fred Fish at Cygnus Support (fnf@cygint)
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* All Amiga's (so far) running UNIX have come standard with the floating
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point coprocessor. */
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#define HAVE_68881
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/* Define BPT_VECTOR if it is different than the default.
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This is the vector number used by traps to indicate a breakpoint. */
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#define BPT_VECTOR 0x1
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/* How much to decrement the PC after a trap. Depends on kernel. */
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#define DECR_PC_AFTER_BREAK 0 /* No decrement required */
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/* Address of end of stack space. Actually one byte past it.
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This value is typically very OS dependent.
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FIXME: Check to see if SVR4 offers some machine independent way
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of discovering this value and use it if so, and if we need it. */
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/* #define STACK_END_ADDR 0xc0800000 */
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/* Use the alternate method of determining valid frame chains. */
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#define FRAME_CHAIN_VALID_ALTERNATE
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#include "tm-sysv4.h"
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#include "m68k/tm-m68k.h"
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/* Offsets (in target ints) into jmp_buf. Not defined in any system header
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file, so we have to step through setjmp/longjmp with a debugger and figure
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them out. As a double check, note that <setjmp> defines _JBLEN as 13,
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which matches the number of elements we see saved by setjmp(). */
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#define JB_ELEMENT_SIZE sizeof(int) /* jmp_buf[_JBLEN] is array of ints */
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#define JB_D2 0
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#define JB_D3 1
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#define JB_D4 2
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#define JB_D5 3
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#define JB_D6 4
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#define JB_D7 5
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#define JB_A1 6
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#define JB_A2 7
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#define JB_A3 8
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#define JB_A4 9
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#define JB_A5 10
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#define JB_A6 11
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#define JB_A7 12
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#define JB_PC JB_A1 /* Setjmp()'s return PC saved in A1 */
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/* Figure out where the longjmp will land. Slurp the args out of the stack.
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We expect the first arg to be a pointer to the jmp_buf structure from which
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we extract the pc (JB_PC) that we will land at. The pc is copied into ADDR.
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This routine returns true on success */
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#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)
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