gdb-sim.c

这个是LINUX下的GDB调度工具的源码

/*  This file is part of GDB.

    Copyright 2004 Free Software Foundation, Inc.

    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 "psim.h"
#include "options.h"
#include "registers.h"

#include "ansidecl.h"
#include "sim_callbacks.h"
#include "gdb/callback.h"
#include "gdb/remote-sim.h"
#include "gdb/sim-ppc.h"

/* Return the name of the register whose number is REGNUM, or zero if
   REGNUM is an invalid register number.  */

static const char *
regnum2spr (int spr)
{
  if (spr_is_valid (spr))
    return spr_name (spr);
  else
    return NULL;
}

static const char *
regnum2name (int regnum)
{
  switch (regnum)
    {
    case sim_ppc_r0_regnum: return "r0";
    case sim_ppc_r1_regnum: return "r1";
    case sim_ppc_r2_regnum: return "r2";
    case sim_ppc_r3_regnum: return "r3";
    case sim_ppc_r4_regnum: return "r4";
    case sim_ppc_r5_regnum: return "r5";
    case sim_ppc_r6_regnum: return "r6";
    case sim_ppc_r7_regnum: return "r7";
    case sim_ppc_r8_regnum: return "r8";
    case sim_ppc_r9_regnum: return "r9";
    case sim_ppc_r10_regnum: return "r10";
    case sim_ppc_r11_regnum: return "r11";
    case sim_ppc_r12_regnum: return "r12";
    case sim_ppc_r13_regnum: return "r13";
    case sim_ppc_r14_regnum: return "r14";
    case sim_ppc_r15_regnum: return "r15";
    case sim_ppc_r16_regnum: return "r16";
    case sim_ppc_r17_regnum: return "r17";
    case sim_ppc_r18_regnum: return "r18";
    case sim_ppc_r19_regnum: return "r19";
    case sim_ppc_r20_regnum: return "r20";
    case sim_ppc_r21_regnum: return "r21";
    case sim_ppc_r22_regnum: return "r22";
    case sim_ppc_r23_regnum: return "r23";
    case sim_ppc_r24_regnum: return "r24";
    case sim_ppc_r25_regnum: return "r25";
    case sim_ppc_r26_regnum: return "r26";
    case sim_ppc_r27_regnum: return "r27";
    case sim_ppc_r28_regnum: return "r28";
    case sim_ppc_r29_regnum: return "r29";
    case sim_ppc_r30_regnum: return "r30";
    case sim_ppc_r31_regnum: return "r31";

    case sim_ppc_f0_regnum: return "f0";
    case sim_ppc_f1_regnum: return "f1";
    case sim_ppc_f2_regnum: return "f2";
    case sim_ppc_f3_regnum: return "f3";
    case sim_ppc_f4_regnum: return "f4";
    case sim_ppc_f5_regnum: return "f5";
    case sim_ppc_f6_regnum: return "f6";
    case sim_ppc_f7_regnum: return "f7";
    case sim_ppc_f8_regnum: return "f8";
    case sim_ppc_f9_regnum: return "f9";
    case sim_ppc_f10_regnum: return "f10";
    case sim_ppc_f11_regnum: return "f11";
    case sim_ppc_f12_regnum: return "f12";
    case sim_ppc_f13_regnum: return "f13";
    case sim_ppc_f14_regnum: return "f14";
    case sim_ppc_f15_regnum: return "f15";
    case sim_ppc_f16_regnum: return "f16";
    case sim_ppc_f17_regnum: return "f17";
    case sim_ppc_f18_regnum: return "f18";
    case sim_ppc_f19_regnum: return "f19";
    case sim_ppc_f20_regnum: return "f20";
    case sim_ppc_f21_regnum: return "f21";
    case sim_ppc_f22_regnum: return "f22";
    case sim_ppc_f23_regnum: return "f23";
    case sim_ppc_f24_regnum: return "f24";
    case sim_ppc_f25_regnum: return "f25";
    case sim_ppc_f26_regnum: return "f26";
    case sim_ppc_f27_regnum: return "f27";
    case sim_ppc_f28_regnum: return "f28";
    case sim_ppc_f29_regnum: return "f29";
    case sim_ppc_f30_regnum: return "f30";
    case sim_ppc_f31_regnum: return "f31";

    case sim_ppc_vr0_regnum: return "vr0";
    case sim_ppc_vr1_regnum: return "vr1";
    case sim_ppc_vr2_regnum: return "vr2";
    case sim_ppc_vr3_regnum: return "vr3";
    case sim_ppc_vr4_regnum: return "vr4";
    case sim_ppc_vr5_regnum: return "vr5";
    case sim_ppc_vr6_regnum: return "vr6";
    case sim_ppc_vr7_regnum: return "vr7";
    case sim_ppc_vr8_regnum: return "vr8";
    case sim_ppc_vr9_regnum: return "vr9";
    case sim_ppc_vr10_regnum: return "vr10";
    case sim_ppc_vr11_regnum: return "vr11";
    case sim_ppc_vr12_regnum: return "vr12";
    case sim_ppc_vr13_regnum: return "vr13";
    case sim_ppc_vr14_regnum: return "vr14";
    case sim_ppc_vr15_regnum: return "vr15";
    case sim_ppc_vr16_regnum: return "vr16";
    case sim_ppc_vr17_regnum: return "vr17";
    case sim_ppc_vr18_regnum: return "vr18";
    case sim_ppc_vr19_regnum: return "vr19";
    case sim_ppc_vr20_regnum: return "vr20";
    case sim_ppc_vr21_regnum: return "vr21";
    case sim_ppc_vr22_regnum: return "vr22";
    case sim_ppc_vr23_regnum: return "vr23";
    case sim_ppc_vr24_regnum: return "vr24";
    case sim_ppc_vr25_regnum: return "vr25";
    case sim_ppc_vr26_regnum: return "vr26";
    case sim_ppc_vr27_regnum: return "vr27";
    case sim_ppc_vr28_regnum: return "vr28";
    case sim_ppc_vr29_regnum: return "vr29";
    case sim_ppc_vr30_regnum: return "vr30";
    case sim_ppc_vr31_regnum: return "vr31";
    case sim_ppc_rh0_regnum: return "rh0";
    case sim_ppc_rh1_regnum: return "rh1";
    case sim_ppc_rh2_regnum: return "rh2";
    case sim_ppc_rh3_regnum: return "rh3";
    case sim_ppc_rh4_regnum: return "rh4";
    case sim_ppc_rh5_regnum: return "rh5";
    case sim_ppc_rh6_regnum: return "rh6";
    case sim_ppc_rh7_regnum: return "rh7";
    case sim_ppc_rh8_regnum: return "rh8";
    case sim_ppc_rh9_regnum: return "rh9";
    case sim_ppc_rh10_regnum: return "rh10";
    case sim_ppc_rh11_regnum: return "rh11";
    case sim_ppc_rh12_regnum: return "rh12";
    case sim_ppc_rh13_regnum: return "rh13";
    case sim_ppc_rh14_regnum: return "rh14";
    case sim_ppc_rh15_regnum: return "rh15";
    case sim_ppc_rh16_regnum: return "rh16";
    case sim_ppc_rh17_regnum: return "rh17";
    case sim_ppc_rh18_regnum: return "rh18";
    case sim_ppc_rh19_regnum: return "rh19";
    case sim_ppc_rh20_regnum: return "rh20";
    case sim_ppc_rh21_regnum: return "rh21";
    case sim_ppc_rh22_regnum: return "rh22";
    case sim_ppc_rh23_regnum: return "rh23";
    case sim_ppc_rh24_regnum: return "rh24";
    case sim_ppc_rh25_regnum: return "rh25";
    case sim_ppc_rh26_regnum: return "rh26";
    case sim_ppc_rh27_regnum: return "rh27";
    case sim_ppc_rh28_regnum: return "rh28";
    case sim_ppc_rh29_regnum: return "rh29";
    case sim_ppc_rh30_regnum: return "rh30";
    case sim_ppc_rh31_regnum: return "rh31";

    case sim_ppc_ev0_regnum: return "ev0";
    case sim_ppc_ev1_regnum: return "ev1";
    case sim_ppc_ev2_regnum: return "ev2";
    case sim_ppc_ev3_regnum: return "ev3";
    case sim_ppc_ev4_regnum: return "ev4";
    case sim_ppc_ev5_regnum: return "ev5";
    case sim_ppc_ev6_regnum: return "ev6";
    case sim_ppc_ev7_regnum: return "ev7";
    case sim_ppc_ev8_regnum: return "ev8";
    case sim_ppc_ev9_regnum: return "ev9";
    case sim_ppc_ev10_regnum: return "ev10";
    case sim_ppc_ev11_regnum: return "ev11";
    case sim_ppc_ev12_regnum: return "ev12";
    case sim_ppc_ev13_regnum: return "ev13";
    case sim_ppc_ev14_regnum: return "ev14";
    case sim_ppc_ev15_regnum: return "ev15";
    case sim_ppc_ev16_regnum: return "ev16";
    case sim_ppc_ev17_regnum: return "ev17";
    case sim_ppc_ev18_regnum: return "ev18";
    case sim_ppc_ev19_regnum: return "ev19";
    case sim_ppc_ev20_regnum: return "ev20";
    case sim_ppc_ev21_regnum: return "ev21";
    case sim_ppc_ev22_regnum: return "ev22";
    case sim_ppc_ev23_regnum: return "ev23";
    case sim_ppc_ev24_regnum: return "ev24";
    case sim_ppc_ev25_regnum: return "ev25";
    case sim_ppc_ev26_regnum: return "ev26";
    case sim_ppc_ev27_regnum: return "ev27";
    case sim_ppc_ev28_regnum: return "ev28";
    case sim_ppc_ev29_regnum: return "ev29";
    case sim_ppc_ev30_regnum: return "ev30";
    case sim_ppc_ev31_regnum: return "ev31";

    case sim_ppc_sr0_regnum: return "sr0";
    case sim_ppc_sr1_regnum: return "sr1";
    case sim_ppc_sr2_regnum: return "sr2";
    case sim_ppc_sr3_regnum: return "sr3";
    case sim_ppc_sr4_regnum: return "sr4";
    case sim_ppc_sr5_regnum: return "sr5";
    case sim_ppc_sr6_regnum: return "sr6";
    case sim_ppc_sr7_regnum: return "sr7";
    case sim_ppc_sr8_regnum: return "sr8";
    case sim_ppc_sr9_regnum: return "sr9";
    case sim_ppc_sr10_regnum: return "sr10";
    case sim_ppc_sr11_regnum: return "sr11";
    case sim_ppc_sr12_regnum: return "sr12";
    case sim_ppc_sr13_regnum: return "sr13";
    case sim_ppc_sr14_regnum: return "sr14";
    case sim_ppc_sr15_regnum: return "sr15";

    case sim_ppc_pc_regnum: return "pc";
    case sim_ppc_ps_regnum: return "ps";
    case sim_ppc_cr_regnum: return "cr";
    case sim_ppc_fpscr_regnum: return "fpscr";
    case sim_ppc_acc_regnum: return "acc";
    case sim_ppc_vscr_regnum: return "vscr";

    case sim_ppc_spr0_regnum: return regnum2spr (0);
    case sim_ppc_spr1_regnum: return regnum2spr (1);
    case sim_ppc_spr2_regnum: return regnum2spr (2);
    case sim_ppc_spr3_regnum: return regnum2spr (3);
    case sim_ppc_spr4_regnum: return regnum2spr (4);
    case sim_ppc_spr5_regnum: return regnum2spr (5);
    case sim_ppc_spr6_regnum: return regnum2spr (6);
    case sim_ppc_spr7_regnum: return regnum2spr (7);
    case sim_ppc_spr8_regnum: return regnum2spr (8);
    case sim_ppc_spr9_regnum: return regnum2spr (9);