Initial creation of sourceware repositorygdb-4_18-branchpoint

1 files changed, 74 insertions, 0 deletions

diff --git a/sim/mips/m16run.c b/sim/mips/m16run.c
new file mode 100644
index 0000000..8a5d607
--- /dev/null
+++ b/sim/mips/m16run.c
@@ -0,0 +1,74 @@
+/*  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);
+        }
+
+    }
+}