tm-hppa.h

这个是LINUX下的GDB调度工具的源码

/* Parameters for execution on any Hewlett-Packard PA-RISC machine.

   Copyright 1986, 1987, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
   1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software
   Foundation, Inc.

   Contributed by the Center for Software Science at the
   University of Utah ([e-mail]).

   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.  */

#include "regcache.h"

extern int hppa_pc_requires_run_before_use (CORE_ADDR pc);
#define DEPRECATED_PC_REQUIRES_RUN_BEFORE_USE(pc) hppa_pc_requires_run_before_use (pc)

/* PA specific macro to see if the current instruction is nullified. */
#ifndef INSTRUCTION_NULLIFIED
extern int hppa_instruction_nullified (void);
#define INSTRUCTION_NULLIFIED hppa_instruction_nullified ()
#endif

/* Here's how to step off a permanent breakpoint.  */
#define SKIP_PERMANENT_BREAKPOINT (hppa_skip_permanent_breakpoint)
extern void hppa_skip_permanent_breakpoint (void);

/* On HP-UX, certain system routines (millicode) have names beginning
   with $ or $$, e.g. $$dyncall, which handles inter-space procedure
   calls on PA-RISC.  Tell the expression parser to check for those
   when parsing tokens that begin with "$".  */
#define SYMBOLS_CAN_START_WITH_DOLLAR (1)