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/* Tail end of H8/300 simulator
Copyright 1993 Free Software Foundation, Inc.
Contributed by Cygnus Support.
Written by Steve Chamberlain (sac@cygnus.com).
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
movflags8:
n = dst & 0x80;
z = !(dst & 0xff);
v = 0;
goto next;
movflags16:
n = dst & 0x8000;
z = !(dst & 0xffff);
v = 0;
goto next;
aluflags8:
n = dst & 0x80;
z = !(dst & 0xff);
v = ((srca & 0x80) == (srcb & 0x80)) && ((srca & 0x80) != (dst & 0x80));
c = dst & 0x100;
goto next;
aluflags16:
n = dst & 0x8000;
z = !(dst & 0xffff);
v = ((srca & 0x8000) == (srcb & 0x8000)) && ((srca & 0x8000) != (dst & 0x8000));
c = dst & 0x10000;
goto next;
setflags:;
SET_CCR(tmp);
goto next;
logflags:
shiftflags:
v = 0;
incflags:
z = !(dst & 0xff);
n = dst & 0x80;
goto next;
next: ;
pc = npc;
if (ni > checkfreq)
{
ni = 0;
SAVE_INTERPRETER_STATE();
perifs();
LOAD_INTERPRETER_STATE();
#ifdef __GO32__
if (kbhit())
saved_state.exception = SIGINT;
#endif
}
ni++;
} while (!saved_state.exception);
SAVE_INTERPRETER_STATE();
}
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