Update copyright notices to add year 2010.

[thirdparty/binutils-gdb.git] / sim / common / cgen-utils.c

diff --git a/sim/common/cgen-utils.c b/sim/common/cgen-utils.c
index e7407ed57260d13e08575bab1f676db3b7dda1e1..61a99ed6afbf778675a751b4fceaf934567b6323 100644 (file)
--- a/sim/common/cgen-utils.c
+++ b/sim/common/cgen-utils.c
@@ -1,22 +1,22 @@
 /* Support code for various pieces of CGEN simulators.
-   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 1999, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GDB, the GNU debugger.
 
 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, or (at your option)
-any later version.
+the Free Software Foundation; either version 3 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.  */
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "bfd.h"
 #include "sim-main.h"
@@ -321,6 +321,74 @@ CONVDISI (val)
 
 #endif /* DI_FN_SUPPORT */
 \f
+QI
+RORQI (val, shift)
+     QI  val;
+     int shift;
+{
+  if (shift != 0)
+    {
+      int remain = 8 - shift;
+      int mask = (1 << shift) - 1;
+      QI result = (val & mask) << remain;
+      mask = (1 << remain) - 1;
+      result |= (val >> shift) & mask;
+      return result;
+    }
+  return val;
+}
+
+QI
+ROLQI (val, shift)
+     QI  val;
+     int shift;
+{
+  if (shift != 0)
+    {
+      int remain = 8 - shift;
+      int mask = (1 << remain) - 1;
+      QI result = (val & mask) << shift;
+      mask = (1 << shift) - 1;
+      result |= (val >> remain) & mask;
+      return result;
+    }
+  return val;
+}
+
+HI
+RORHI (val, shift)
+     HI  val;
+     int shift;
+{
+  if (shift != 0)
+    {
+      int remain = 16 - shift;
+      int mask = (1 << shift) - 1;
+      HI result = (val & mask) << remain;
+      mask = (1 << remain) - 1;
+      result |= (val >> shift) & mask;
+      return result;
+    }
+  return val;
+}
+
+HI
+ROLHI (val, shift)
+     HI  val;
+     int shift;
+{
+  if (shift != 0)
+    {
+      int remain = 16 - shift;
+      int mask = (1 << remain) - 1;
+      HI result = (val & mask) << shift;
+      mask = (1 << shift) - 1;
+      result |= (val >> remain) & mask;
+      return result;
+    }
+  return val;
+}
+
 SI
 RORSI (val, shift)
      SI  val;
@@ -355,3 +423,16 @@ ROLSI (val, shift)
 
   return val;
 }
+
+/* Emit an error message from CGEN RTL.  */
+
+void
+cgen_rtx_error (SIM_CPU *cpu, const char * msg)
+{
+  SIM_DESC sd = CPU_STATE (cpu);
+
+  sim_io_printf (sd, msg);
+  sim_io_printf (sd, "\n");
+
+  sim_engine_halt (sd, cpu, NULL, CIA_GET (cpu), sim_stopped, SIM_SIGTRAP);
+}