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-rw-r--r--sim/mips/m16run.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/sim/mips/m16run.c b/sim/mips/m16run.c
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+/* This file is part of the program psim.
+
+ Copyright (C) 1998, Andrew Cagney <cagney@highland.com.au>
+
+ 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 "sim-main.h"
+#include "m16_idecode.h"
+#include "m32_idecode.h"
+#include "bfd.h"
+
+
+#define SD sd
+#define CPU cpu
+
+void
+sim_engine_run (SIM_DESC sd,
+ int next_cpu_nr,
+ int nr_cpus, /* ignore */
+ int siggnal) /* ignore */
+{
+ sim_cpu *cpu = STATE_CPU (sd, next_cpu_nr);
+ address_word cia = CIA_GET (cpu);
+
+ while (1)
+ {
+ address_word nia;
+
+#if defined (ENGINE_ISSUE_PREFIX_HOOK)
+ ENGINE_ISSUE_PREFIX_HOOK ();
+#endif
+
+ if ((cia & 1))
+ {
+ m16_instruction_word instruction_0 = IMEM16 (cia);
+ nia = m16_idecode_issue (sd, instruction_0, cia);
+ }
+ else
+ {
+ m32_instruction_word instruction_0 = IMEM32 (cia);
+ nia = m32_idecode_issue (sd, instruction_0, cia);
+ }
+
+#if defined (ENGINE_ISSUE_POSTFIX_HOOK)
+ ENGINE_ISSUE_POSTFIX_HOOK ();
+#endif
+
+ /* Update the instruction address */
+ cia = nia;
+
+ /* process any events */
+ if (sim_events_tick (sd))
+ {
+ CIA_SET (CPU, cia);
+ sim_events_process (sd);
+ cia = CIA_GET (CPU);
+ }
+
+ }
+}