2002-07-16 14:30:14 +00:00
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# OBSOLETE # Simulator main loop for fr30. -*- C -*-
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# OBSOLETE # Copyright (C) 1998, 1999 Free Software Foundation, Inc.
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# OBSOLETE # Contributed by Cygnus Solutions.
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# OBSOLETE #
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# OBSOLETE # This file is part of the GNU Simulators.
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# OBSOLETE #
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# OBSOLETE # This program is free software; you can redistribute it and/or modify
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# OBSOLETE # it under the terms of the GNU General Public License as published by
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# OBSOLETE # the Free Software Foundation; either version 2, or (at your option)
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# OBSOLETE # any later version.
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# OBSOLETE #
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# OBSOLETE # This program is distributed in the hope that it will be useful,
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# OBSOLETE # but WITHOUT ANY WARRANTY; without even the implied warranty of
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# OBSOLETE # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# OBSOLETE # GNU General Public License for more details.
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# OBSOLETE #
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# OBSOLETE # You should have received a copy of the GNU General Public License along
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# OBSOLETE # with this program; if not, write to the Free Software Foundation, Inc.,
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# OBSOLETE # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# OBSOLETE
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# OBSOLETE # Syntax:
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# OBSOLETE # /bin/sh mainloop.in command
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# OBSOLETE #
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# OBSOLETE # Command is one of:
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# OBSOLETE #
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# OBSOLETE # init
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# OBSOLETE # support
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# OBSOLETE # extract-{simple,scache,pbb}
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# OBSOLETE # {full,fast}-exec-{simple,scache,pbb}
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# OBSOLETE #
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# OBSOLETE # A target need only provide a "full" version of one of simple,scache,pbb.
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# OBSOLETE # If the target wants it can also provide a fast version of same.
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# OBSOLETE # It can't provide more than this, however for illustration's sake the FR30
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# OBSOLETE # port provides examples of all.
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# OBSOLETE
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# OBSOLETE # ??? After a few more ports are done, revisit.
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# OBSOLETE # Will eventually need to machine generate a lot of this.
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# OBSOLETE
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# OBSOLETE case "x$1" in
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# OBSOLETE
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# OBSOLETE xsupport)
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# OBSOLETE
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# OBSOLETE cat <<EOF
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# OBSOLETE
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# OBSOLETE static INLINE const IDESC *
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# OBSOLETE extract (SIM_CPU *current_cpu, PCADDR pc, CGEN_INSN_INT insn, ARGBUF *abuf,
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# OBSOLETE int fast_p)
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# OBSOLETE {
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# OBSOLETE const IDESC *id = @cpu@_decode (current_cpu, pc, insn, abuf);
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# OBSOLETE @cpu@_fill_argbuf (current_cpu, abuf, id, pc, fast_p);
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# OBSOLETE if (! fast_p)
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# OBSOLETE {
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# OBSOLETE int trace_p = PC_IN_TRACE_RANGE_P (current_cpu, pc);
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# OBSOLETE int profile_p = PC_IN_PROFILE_RANGE_P (current_cpu, pc);
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# OBSOLETE @cpu@_fill_argbuf_tp (current_cpu, abuf, trace_p, profile_p);
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# OBSOLETE }
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# OBSOLETE return id;
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# OBSOLETE }
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# OBSOLETE
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# OBSOLETE static INLINE SEM_PC
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# OBSOLETE execute (SIM_CPU *current_cpu, SCACHE *sc, int fast_p)
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# OBSOLETE {
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# OBSOLETE SEM_PC vpc;
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# OBSOLETE
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# OBSOLETE if (fast_p)
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# OBSOLETE {
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# OBSOLETE #if ! WITH_SEM_SWITCH_FAST
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# OBSOLETE #if WITH_SCACHE
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# OBSOLETE vpc = (*sc->argbuf.semantic.sem_fast) (current_cpu, sc);
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# OBSOLETE #else
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# OBSOLETE vpc = (*sc->argbuf.semantic.sem_fast) (current_cpu, &sc->argbuf);
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# OBSOLETE #endif
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# OBSOLETE #else
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# OBSOLETE abort ();
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# OBSOLETE #endif /* WITH_SEM_SWITCH_FAST */
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# OBSOLETE }
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# OBSOLETE else
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# OBSOLETE {
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# OBSOLETE #if ! WITH_SEM_SWITCH_FULL
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# OBSOLETE ARGBUF *abuf = &sc->argbuf;
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# OBSOLETE const IDESC *idesc = abuf->idesc;
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# OBSOLETE #if WITH_SCACHE_PBB
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# OBSOLETE int virtual_p = CGEN_ATTR_VALUE (NULL, idesc->attrs, CGEN_INSN_VIRTUAL);
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# OBSOLETE #else
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# OBSOLETE int virtual_p = 0;
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# OBSOLETE #endif
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# OBSOLETE
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# OBSOLETE if (! virtual_p)
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# OBSOLETE {
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# OBSOLETE /* FIXME: call x-before */
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# OBSOLETE if (ARGBUF_PROFILE_P (abuf))
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# OBSOLETE PROFILE_COUNT_INSN (current_cpu, abuf->addr, idesc->num);
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# OBSOLETE /* FIXME: Later make cover macros: PROFILE_INSN_{INIT,FINI}. */
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# OBSOLETE if (PROFILE_MODEL_P (current_cpu)
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# OBSOLETE && ARGBUF_PROFILE_P (abuf))
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# OBSOLETE @cpu@_model_insn_before (current_cpu, 1 /*first_p*/);
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# OBSOLETE TRACE_INSN_INIT (current_cpu, abuf, 1);
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# OBSOLETE TRACE_INSN (current_cpu, idesc->idata,
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# OBSOLETE (const struct argbuf *) abuf, abuf->addr);
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# OBSOLETE }
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# OBSOLETE #if WITH_SCACHE
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# OBSOLETE vpc = (*sc->argbuf.semantic.sem_full) (current_cpu, sc);
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# OBSOLETE #else
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# OBSOLETE vpc = (*sc->argbuf.semantic.sem_full) (current_cpu, abuf);
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# OBSOLETE #endif
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# OBSOLETE if (! virtual_p)
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# OBSOLETE {
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# OBSOLETE /* FIXME: call x-after */
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# OBSOLETE if (PROFILE_MODEL_P (current_cpu)
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# OBSOLETE && ARGBUF_PROFILE_P (abuf))
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# OBSOLETE {
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# OBSOLETE int cycles;
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# OBSOLETE
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# OBSOLETE cycles = (*idesc->timing->model_fn) (current_cpu, sc);
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# OBSOLETE @cpu@_model_insn_after (current_cpu, 1 /*last_p*/, cycles);
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# OBSOLETE }
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# OBSOLETE TRACE_INSN_FINI (current_cpu, abuf, 1);
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# OBSOLETE }
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# OBSOLETE #else
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# OBSOLETE abort ();
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# OBSOLETE #endif /* WITH_SEM_SWITCH_FULL */
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# OBSOLETE }
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# OBSOLETE
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# OBSOLETE return vpc;
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# OBSOLETE }
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# OBSOLETE
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# OBSOLETE EOF
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# OBSOLETE
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# OBSOLETE ;;
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# OBSOLETE
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# OBSOLETE xinit)
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# OBSOLETE
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# OBSOLETE cat <<EOF
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# OBSOLETE /*xxxinit*/
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# OBSOLETE EOF
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# OBSOLETE
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# OBSOLETE ;;
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# OBSOLETE
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# OBSOLETE xextract-simple | xextract-scache)
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# OBSOLETE
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# OBSOLETE # Inputs: current_cpu, vpc, sc, FAST_P
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# OBSOLETE # Outputs: sc filled in
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# OBSOLETE
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# OBSOLETE cat <<EOF
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# OBSOLETE {
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# OBSOLETE CGEN_INSN_INT insn = GETIMEMUHI (current_cpu, vpc);
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# OBSOLETE extract (current_cpu, vpc, insn, SEM_ARGBUF (sc), FAST_P);
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# OBSOLETE }
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# OBSOLETE EOF
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# OBSOLETE
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# OBSOLETE ;;
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# OBSOLETE
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# OBSOLETE xextract-pbb)
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# OBSOLETE
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# OBSOLETE # Inputs: current_cpu, pc, sc, max_insns, FAST_P
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# OBSOLETE # Outputs: sc, pc
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# OBSOLETE # sc must be left pointing past the last created entry.
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# OBSOLETE # pc must be left pointing past the last created entry.
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# OBSOLETE # If the pbb is terminated by a cti insn, SET_CTI_VPC(sc) must be called
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# OBSOLETE # to record the vpc of the cti insn.
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# OBSOLETE # SET_INSN_COUNT(n) must be called to record number of real insns.
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# OBSOLETE
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# OBSOLETE cat <<EOF
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# OBSOLETE {
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# OBSOLETE const IDESC *idesc;
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# OBSOLETE int icount = 0;
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# OBSOLETE
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# OBSOLETE while (max_insns > 0)
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# OBSOLETE {
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# OBSOLETE UHI insn = GETIMEMUHI (current_cpu, pc);
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# OBSOLETE idesc = extract (current_cpu, pc, insn, &sc->argbuf, FAST_P);
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# OBSOLETE ++sc;
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# OBSOLETE --max_insns;
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# OBSOLETE ++icount;
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# OBSOLETE pc += idesc->length;
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# OBSOLETE if (IDESC_CTI_P (idesc))
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# OBSOLETE {
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# OBSOLETE SET_CTI_VPC (sc - 1);
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# OBSOLETE
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# OBSOLETE /* Delay slot? */
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# OBSOLETE /* ??? breakpoints in delay slots */
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# OBSOLETE if (CGEN_ATTR_VALUE (NULL, idesc->attrs, CGEN_INSN_DELAY_SLOT))
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# OBSOLETE {
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# OBSOLETE UHI insn = GETIMEMUHI (current_cpu, pc);
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# OBSOLETE idesc = extract (current_cpu, pc, insn, &sc->argbuf, FAST_P);
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# OBSOLETE if (CGEN_ATTR_VALUE (NULL, idesc->attrs, CGEN_INSN_NOT_IN_DELAY_SLOT))
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# OBSOLETE {
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# OBSOLETE /* malformed program */
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# OBSOLETE sim_io_eprintf (CPU_STATE (current_cpu),
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# OBSOLETE "malformed program, \`%s' insn in delay slot\n",
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# OBSOLETE CGEN_INSN_NAME (idesc->idata));
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# OBSOLETE }
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# OBSOLETE else
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# OBSOLETE {
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# OBSOLETE ++sc;
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# OBSOLETE --max_insns;
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# OBSOLETE ++icount;
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# OBSOLETE pc += idesc->length;
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# OBSOLETE }
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# OBSOLETE }
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# OBSOLETE break;
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# OBSOLETE }
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# OBSOLETE }
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# OBSOLETE
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# OBSOLETE Finish:
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# OBSOLETE SET_INSN_COUNT (icount);
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# OBSOLETE }
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# OBSOLETE EOF
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# OBSOLETE
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# OBSOLETE ;;
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# OBSOLETE
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# OBSOLETE xfull-exec-* | xfast-exec-*)
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# OBSOLETE
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# OBSOLETE # Inputs: current_cpu, sc, FAST_P
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# OBSOLETE # Outputs: vpc
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# OBSOLETE # vpc contains the address of the next insn to execute
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# OBSOLETE
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# OBSOLETE cat <<EOF
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# OBSOLETE {
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# OBSOLETE #if (! FAST_P && WITH_SEM_SWITCH_FULL) || (FAST_P && WITH_SEM_SWITCH_FAST)
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# OBSOLETE #define DEFINE_SWITCH
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# OBSOLETE #include "sem-switch.c"
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# OBSOLETE #else
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# OBSOLETE vpc = execute (current_cpu, vpc, FAST_P);
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# OBSOLETE #endif
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# OBSOLETE }
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# OBSOLETE EOF
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# OBSOLETE
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# OBSOLETE ;;
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# OBSOLETE
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# OBSOLETE *)
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# OBSOLETE echo "Invalid argument to mainloop.in: $1" >&2
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# OBSOLETE exit 1
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# OBSOLETE ;;
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# OBSOLETE
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# OBSOLETE esac
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