diff options
Diffstat (limited to 'gdb/config/m68k/tm-m68k.h')
| -rw-r--r-- | gdb/config/m68k/tm-m68k.h | 47 |
1 files changed, 24 insertions, 23 deletions
diff --git a/gdb/config/m68k/tm-m68k.h b/gdb/config/m68k/tm-m68k.h index 4835b39..da80f10 100644 --- a/gdb/config/m68k/tm-m68k.h +++ b/gdb/config/m68k/tm-m68k.h @@ -1,21 +1,22 @@ /* Parameters for execution on a 68000 series machine. Copyright 1986, 1987, 1989, 1990, 1992 Free Software Foundation, Inc. -This file is part of GDB. + 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 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. + 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. */ + 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. */ /* Generic 68000 stuff, to be included by other tm-*.h files. */ @@ -322,8 +323,8 @@ do \ #if !defined (FRAME_FIND_SAVED_REGS) #define FRAME_FIND_SAVED_REGS(fi,fsr) m68k_find_saved_regs ((fi), &(fsr)) #endif /* no FIND_FRAME_SAVED_REGS. */ - + /* Things needed for making the inferior call functions. */ /* The CALL_DUMMY macro is the sequence of instructions, as disassembled @@ -332,20 +333,20 @@ do \ These instructions exist only so that m68k_find_saved_regs can parse them as a "prologue"; they are never executed. - fmovemx fp0-fp7,sp@- 0xf227 0xe0ff - moveml d0-a5,sp@- 0x48e7 0xfffc - clrw sp@- 0x4267 - movew ccr,sp@- 0x42e7 + fmovemx fp0-fp7,sp@- 0xf227 0xe0ff + moveml d0-a5,sp@- 0x48e7 0xfffc + clrw sp@- 0x4267 + movew ccr,sp@- 0x42e7 The arguments are pushed at this point by GDB; no code is needed in the dummy for this. The CALL_DUMMY_START_OFFSET gives the position of the following jsr instruction. That is where we start executing. - jsr @#0x32323232 0x4eb9 0x3232 0x3232 - addal #0x69696969,sp 0xdffc 0x6969 0x6969 - trap #<your BPT_VECTOR number here> 0x4e4? - nop 0x4e71 + jsr @#0x32323232 0x4eb9 0x3232 0x3232 + addal #0x69696969,sp 0xdffc 0x6969 0x6969 + trap #<your BPT_VECTOR number here> 0x4e4? + nop 0x4e71 Note this is CALL_DUMMY_LENGTH bytes (28 for the above example). @@ -357,8 +358,8 @@ do \ CALL_DUMMY_BREAKPOINT_OFFSET. */ #define CALL_DUMMY {0xf227e0ff, 0x48e7fffc, 0x426742e7, 0x4eb93232, 0x3232dffc, 0x69696969, (0x4e404e71 | (BPT_VECTOR << 16))} -#define CALL_DUMMY_LENGTH 28 /* Size of CALL_DUMMY */ -#define CALL_DUMMY_START_OFFSET 12 /* Offset to jsr instruction*/ +#define CALL_DUMMY_LENGTH 28 /* Size of CALL_DUMMY */ +#define CALL_DUMMY_START_OFFSET 12 /* Offset to jsr instruction */ #define CALL_DUMMY_BREAKPOINT_OFFSET (CALL_DUMMY_START_OFFSET + 12) /* Insert the specified number of args and function address |