| /* Target-dependent definitions for Intel x86 running DJGPP. |
| Copyright 1995, 1996, 1997, 1999, 2000 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., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #ifndef TM_GO32_H |
| #define TM_GO32_H |
| |
| #undef HAVE_SSE_REGS /* FIXME! go32-nat.c needs to support XMMi registers */ |
| #define HAVE_I387_REGS |
| |
| #include "i386/tm-i386.h" |
| |
| /* FRAME_CHAIN takes a frame's nominal address and produces the frame's |
| chain-pointer. |
| In the case of the i386, the frame's nominal address |
| is the address of a 4-byte word containing the calling frame's address. |
| DJGPP doesn't have any special frames for signal handlers, they are |
| just normal C functions. */ |
| #undef FRAME_CHAIN |
| #define FRAME_CHAIN(thisframe) \ |
| (!inside_entry_file ((thisframe)->pc) ? \ |
| read_memory_integer ((thisframe)->frame, 4) :\ |
| 0) |
| |
| /* A macro that tells us whether the function invocation represented |
| by FI does not have a frame on the stack associated with it. If it |
| does not, FRAMELESS is set to 1, else 0. */ |
| #undef FRAMELESS_FUNCTION_INVOCATION |
| #define FRAMELESS_FUNCTION_INVOCATION(FI) \ |
| (frameless_look_for_prologue(FI)) |
| |
| #undef FRAME_SAVED_PC |
| #define FRAME_SAVED_PC(FRAME) (read_memory_integer ((FRAME)->frame + 4, 4)) |
| |
| #endif /* TM_GO32_H */ |