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