2001-03-05 Dave Brolley <brolley@redhat.co

        * opcodes/fr30-asm.c: Regenerate.
        * opcodes/fr30-desc.c: Regenerate.
        * opcodes/fr30-desc.h: Regenerate.
        * opcodes/fr30-dis.c: Regenerate.
        * opcodes/fr30-ibld.c: Regenerate.
        * opcodes/fr30-opc.c: Regenerate.
        * opcodes/fr30-opc.h: Regenerate.
        * opcodes/m32r-asm.c: Regenerate.
        * opcodes/m32r-desc.c: Regenerate.
        * opcodes/m32r-desc.h: Regenerate.
        * opcodes/m32r-dis.c: Regenerate.
        * opcodes/m32r-ibld.c: Regenerate.
        * opcodes/m32r-opc.c: Regenerate.
        * opcodes/m32r-opc.h: Regenerate.
        * opcodes/m32r-opinst.c: Regenerate.

16 files changed, 327 insertions, 389 deletions

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 37aabe8744a..b39bc61333e 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,21 @@
+2001-03-05  Dave Brolley  <brolley@redhat.com>
+
+	* opcodes/fr30-asm.c: Regenerate.
+	* opcodes/fr30-desc.c: Regenerate.
+	* opcodes/fr30-desc.h: Regenerate.
+	* opcodes/fr30-dis.c: Regenerate.
+	* opcodes/fr30-ibld.c: Regenerate.
+	* opcodes/fr30-opc.c: Regenerate.
+	* opcodes/fr30-opc.h: Regenerate.
+	* opcodes/m32r-asm.c: Regenerate.
+	* opcodes/m32r-desc.c: Regenerate.
+	* opcodes/m32r-desc.h: Regenerate.
+	* opcodes/m32r-dis.c: Regenerate.
+	* opcodes/m32r-ibld.c: Regenerate.
+	* opcodes/m32r-opc.c: Regenerate.
+	* opcodes/m32r-opc.h: Regenerate.
+	* opcodes/m32r-opinst.c: Regenerate.
+
 2001-02-28  Igor Shevlyakov  <igor@windriver.com>
 
 	* m68k-opc.c: fix cpushl according to Motorola. Enable
diff --git a/opcodes/fr30-asm.c b/opcodes/fr30-asm.c
index 08092afce6d..05e72aa8003 100644
--- a/opcodes/fr30-asm.c
+++ b/opcodes/fr30-asm.c
@@ -4,7 +4,7 @@
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 - the resultant file is machine generated, cgen-asm.in isn't
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and GDB, the GNU debugger.
 
@@ -351,7 +351,7 @@ parse_insn_normal (cd, insn, strp, fields)
   const char *str = *strp;
   const char *errmsg;
   const char *p;
-  const unsigned char * syn;
+  const CGEN_SYNTAX_CHAR_TYPE * syn;
 #ifdef CGEN_MNEMONIC_OPERANDS
   /* FIXME: wip */
   int past_opcode_p;
@@ -401,19 +401,28 @@ parse_insn_normal (cd, insn, strp, fields)
 	  if (tolower (*str) == tolower (CGEN_SYNTAX_CHAR (* syn)))
 	    {
 #ifdef CGEN_MNEMONIC_OPERANDS
-	      if (* syn == ' ')
+	      if (CGEN_SYNTAX_CHAR(* syn) == ' ')
 		past_opcode_p = 1;
 #endif
 	      ++ syn;
 	      ++ str;
 	    }
-	  else
+	  else if (*str)
 	    {
 	      /* Syntax char didn't match.  Can't be this insn.  */
 	      static char msg [80];
 	      /* xgettext:c-format */
 	      sprintf (msg, _("syntax error (expected char `%c', found `%c')"),
-		       *syn, *str);
+		       CGEN_SYNTAX_CHAR(*syn), *str);
+	      return msg;
+	    }
+	  else
+	    {
+	      /* Ran out of input.  */
+	      static char msg [80];
+	      /* xgettext:c-format */
+	      sprintf (msg, _("syntax error (expected char `%c', found end of instruction)"),
+		       CGEN_SYNTAX_CHAR(*syn));
 	      return msg;
 	    }
 	  continue;
@@ -430,7 +439,7 @@ parse_insn_normal (cd, insn, strp, fields)
     }
 
   /* If we're at the end of the syntax string, we're done.  */
-  if (* syn == '\0')
+  if (* syn == 0)
     {
       /* FIXME: For the moment we assume a valid `str' can only contain
 	 blanks now.  IE: We needn't try again with a longer version of
@@ -480,7 +489,8 @@ fr30_cgen_assemble_insn (cd, str, fields, buf, errmsg)
 {
   const char *start;
   CGEN_INSN_LIST *ilist;
-  const char *tmp_errmsg = NULL;
+  const char *parse_errmsg = NULL;
+  const char *insert_errmsg = NULL;
 
   /* Skip leading white space.  */
   while (isspace (* str))
@@ -515,14 +525,14 @@ fr30_cgen_assemble_insn (cd, str, fields, buf, errmsg)
       /* Allow parse/insert handlers to obtain length of insn.  */
       CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
 
-      tmp_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields);
-      if (tmp_errmsg != NULL)
+      parse_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields);
+      if (parse_errmsg != NULL)
 	continue;
 
       /* ??? 0 is passed for `pc' */
-      tmp_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf,
-					      (bfd_vma) 0);
-      if (tmp_errmsg != NULL)
+      insert_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf,
+						 (bfd_vma) 0);
+      if (insert_errmsg != NULL)
         continue;
 
       /* It is up to the caller to actually output the insn and any
@@ -530,15 +540,17 @@ fr30_cgen_assemble_insn (cd, str, fields, buf, errmsg)
       return insn;
     }
 
-  /* Make sure we leave this with something at this point. */
-  if (tmp_errmsg == NULL)
-    tmp_errmsg = "unknown mnemonic";
-
   {
     static char errbuf[150];
+    const char *tmp_errmsg;
 
 #ifdef CGEN_VERBOSE_ASSEMBLER_ERRORS
-    /* if verbose error messages, use errmsg from CGEN_PARSE_FN */
+    /* If requesting verbose error messages, use insert_errmsg.
+       Failing that, use parse_errmsg */
+    tmp_errmsg = (insert_errmsg ? insert_errmsg :
+		  parse_errmsg ? parse_errmsg :
+		  _("unrecognized instruction"));
+
     if (strlen (start) > 50)
       /* xgettext:c-format */
       sprintf (errbuf, "%s `%.50s...'", tmp_errmsg, start);
diff --git a/opcodes/fr30-desc.c b/opcodes/fr30-desc.c
index 42561ed8845..0d071468eb5 100644
--- a/opcodes/fr30-desc.c
+++ b/opcodes/fr30-desc.c
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
@@ -249,10 +249,13 @@ CGEN_KEYWORD fr30_cgen_opval_h_r15 =
 };
 
 
-
 /* The hardware table.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_HW_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_HW_##a)
+#else
+#define A(a) (1 << CGEN_HW_/**/a)
+#endif
 
 const CGEN_HW_ENTRY fr30_cgen_hw_table[] =
 {
@@ -286,9 +289,14 @@ const CGEN_HW_ENTRY fr30_cgen_hw_table[] =
 
 #undef A
 
+
 /* The instruction field table.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_IFLD_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_IFLD_##a)
+#else
+#define A(a) (1 << CGEN_IFLD_/**/a)
+#endif
 
 const CGEN_IFLD fr30_cgen_ifld_table[] =
 {
@@ -338,10 +346,19 @@ const CGEN_IFLD fr30_cgen_ifld_table[] =
 
 #undef A
 
+
 /* The operand table.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_OPERAND_,a))
-#define OPERAND(op) CONCAT2 (FR30_OPERAND_,op)
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_OPERAND_##a)
+#else
+#define A(a) (1 << CGEN_OPERAND_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) FR30_OPERAND_##op
+#else
+#define OPERAND(op) FR30_OPERAND_/**/op
+#endif
 
 const CGEN_OPERAND fr30_cgen_operand_table[] =
 {
@@ -497,11 +514,16 @@ const CGEN_OPERAND fr30_cgen_operand_table[] =
 
 #undef A
 
-#define A(a) (1 << CONCAT2 (CGEN_INSN_,a))
-#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
 
 /* The instruction table.  */
 
+#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+
 static const CGEN_IBASE fr30_cgen_insn_table[MAX_INSNS] =
 {
   /* Special null first entry.
@@ -1335,9 +1357,8 @@ static const CGEN_IBASE fr30_cgen_insn_table[MAX_INSNS] =
   },
 };
 
-#undef A
-#undef MNEM
 #undef OP
+#undef A
 
 /* Initialize anything needed to be done once, before any cpu_open call.  */
 
diff --git a/opcodes/fr30-desc.h b/opcodes/fr30-desc.h
index 27b4db57d84..98405b2a07b 100644
--- a/opcodes/fr30-desc.h
+++ b/opcodes/fr30-desc.h
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
@@ -28,7 +28,12 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define CGEN_ARCH fr30
 
 /* Given symbol S, return fr30_cgen_<S>.  */
-#define CGEN_SYM(s) CONCAT3 (fr30,_cgen_,s)
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define CGEN_SYM(s) fr30##_cgen_##s
+#else
+#define CGEN_SYM(s) fr30/**/_cgen_/**/s
+#endif
+
 
 /* Selected cpu families.  */
 #define HAVE_CPU_FR30BF
@@ -43,7 +48,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #define CGEN_INT_INSN_P 0
 
-/* Maximum nymber of syntax bytes in an instruction.  */
+/* Maximum number of syntax elements in an instruction.  */
 #define CGEN_ACTUAL_MAX_SYNTAX_ELEMENTS 15
 
 /* CGEN_MNEMONIC_OPERANDS is defined if mnemonics have operands.
diff --git a/opcodes/fr30-dis.c b/opcodes/fr30-dis.c
index bd5946fe2f8..c3300780684 100644
--- a/opcodes/fr30-dis.c
+++ b/opcodes/fr30-dis.c
@@ -4,7 +4,7 @@
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 - the resultant file is machine generated, cgen-dis.in isn't
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and GDB, the GNU debugger.
 
@@ -96,60 +96,60 @@ print_register_list (dis_info, value, offset, load_store)
 
 static void
 print_hi_register_list_ld (cd, dis_info, value, attrs, pc, length)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      PTR dis_info;
      long value;
-     unsigned int attrs ATTRIBUTE_UNUSED;
-     bfd_vma pc ATTRIBUTE_UNUSED;
-     int length ATTRIBUTE_UNUSED;
+     unsigned int attrs;
+     bfd_vma pc;
+     int length;
 {
   print_register_list (dis_info, value, 8, 0/*load*/);
 }
 
 static void
 print_low_register_list_ld (cd, dis_info, value, attrs, pc, length)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      PTR dis_info;
      long value;
-     unsigned int attrs ATTRIBUTE_UNUSED;
-     bfd_vma pc ATTRIBUTE_UNUSED;
-     int length ATTRIBUTE_UNUSED;
+     unsigned int attrs;
+     bfd_vma pc;
+     int length;
 {
   print_register_list (dis_info, value, 0, 0/*load*/);
 }
 
 static void
 print_hi_register_list_st (cd, dis_info, value, attrs, pc, length)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      PTR dis_info;
      long value;
-     unsigned int attrs ATTRIBUTE_UNUSED;
-     bfd_vma pc ATTRIBUTE_UNUSED;
-     int length ATTRIBUTE_UNUSED;
+     unsigned int attrs;
+     bfd_vma pc;
+     int length;
 {
   print_register_list (dis_info, value, 8, 1/*store*/);
 }
 
 static void
 print_low_register_list_st (cd, dis_info, value, attrs, pc, length)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      PTR dis_info;
      long value;
-     unsigned int attrs ATTRIBUTE_UNUSED;
-     bfd_vma pc ATTRIBUTE_UNUSED;
-     int length ATTRIBUTE_UNUSED;
+     unsigned int attrs;
+     bfd_vma pc;
+     int length;
 {
   print_register_list (dis_info, value, 0, 1/*store*/);
 }
 
 static void
 print_m4 (cd, dis_info, value, attrs, pc, length)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      PTR dis_info;
      long value;
-     unsigned int attrs ATTRIBUTE_UNUSED;
-     bfd_vma pc ATTRIBUTE_UNUSED;
-     int length ATTRIBUTE_UNUSED;
+     unsigned int attrs;
+     bfd_vma pc;
+     int length;
 {
   disassemble_info *info = (disassemble_info *) dis_info;
   (*info->fprintf_func) (info->stream, "%ld", value);
@@ -178,7 +178,7 @@ fr30_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length)
      int opindex;
      PTR xinfo;
      CGEN_FIELDS *fields;
-     void const *attrs ATTRIBUTE_UNUSED;
+     void const *attrs;
      bfd_vma pc;
      int length;
 {
@@ -430,7 +430,7 @@ print_insn_normal (cd, dis_info, insn, fields, pc, length)
 {
   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
   disassemble_info *info = (disassemble_info *) dis_info;
-  const unsigned char *syn;
+  const CGEN_SYNTAX_CHAR_TYPE *syn;
 
   CGEN_INIT_PRINT (cd);
 
@@ -458,7 +458,7 @@ print_insn_normal (cd, dis_info, insn, fields, pc, length)
    Returns 0 if all is well, non-zero otherwise.  */
 static int
 read_insn (cd, pc, info, buf, buflen, ex_info, insn_value)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      bfd_vma pc;
      disassemble_info *info;
      char *buf;
@@ -477,21 +477,7 @@ read_insn (cd, pc, info, buf, buflen, ex_info, insn_value)
   ex_info->valid = (1 << buflen) - 1;
   ex_info->insn_bytes = buf;
 
-  switch (buflen)
-    {
-    case 1:
-      *insn_value = buf[0];
-      break;
-    case 2:
-      *insn_value = info->endian == BFD_ENDIAN_BIG ? bfd_getb16 (buf) : bfd_getl16 (buf);
-      break;
-    case 4:
-      *insn_value = info->endian == BFD_ENDIAN_BIG ? bfd_getb32 (buf) : bfd_getl32 (buf);
-      break;
-    default:
-      abort ();
-    }
-
+  *insn_value = bfd_get_bits (buf, buflen * 8, info->endian == BFD_ENDIAN_BIG);
   return 0;
 }
 
@@ -549,8 +535,8 @@ print_insn (cd, pc, info, buf, buflen)
 
 	  /* Make sure the entire insn is loaded into insn_value, if it
 	     can fit.  */
-	  if ((unsigned) CGEN_INSN_BITSIZE (insn) > cd->base_insn_bitsize &&
-	      (unsigned) (CGEN_INSN_BITSIZE (insn) / 8) <= sizeof (unsigned long))
+	  if (CGEN_INSN_BITSIZE (insn) > cd->base_insn_bitsize &&
+	      (CGEN_INSN_BITSIZE (insn) / 8) <= sizeof (unsigned long))
 	    {
 	      unsigned long full_insn_value;
 	      int rc = read_insn (cd, pc, info, buf,
diff --git a/opcodes/fr30-ibld.c b/opcodes/fr30-ibld.c
index a29ce3e2f58..c37095f8500 100644
--- a/opcodes/fr30-ibld.c
+++ b/opcodes/fr30-ibld.c
@@ -3,7 +3,7 @@
 THIS FILE IS MACHINE GENERATED WITH CGEN: Cpu tools GENerator.
 - the resultant file is machine generated, cgen-ibld.in isn't
 
-Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and GDB, the GNU debugger.
 
@@ -78,34 +78,7 @@ insert_1 (cd, value, start, length, word_length, bufp)
   int shift;
   int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG;
 
-  switch (word_length)
-    {
-    case 8:
-      x = *bufp;
-      break;
-    case 16:
-      if (big_p)
-	x = bfd_getb16 (bufp);
-      else
-	x = bfd_getl16 (bufp);
-      break;
-    case 24:
-      /* ??? This may need reworking as these cases don't necessarily
-	 want the first byte and the last two bytes handled like this.  */
-      if (big_p)
-	x = (bufp[0] << 16) | bfd_getb16 (bufp + 1);
-      else
-	x = bfd_getl16 (bufp) | (bufp[2] << 16);
-      break;
-    case 32:
-      if (big_p)
-	x = bfd_getb32 (bufp);
-      else
-	x = bfd_getl32 (bufp);
-      break;
-    default :
-      abort ();
-    }
+  x = bfd_get_bits (bufp, word_length, big_p);
 
   /* Written this way to avoid undefined behaviour.  */
   mask = (((1L << (length - 1)) - 1) << 1) | 1;
@@ -115,40 +88,7 @@ insert_1 (cd, value, start, length, word_length, bufp)
     shift = (word_length - (start + length));
   x = (x & ~(mask << shift)) | ((value & mask) << shift);
 
-  switch (word_length)
-    {
-    case 8:
-      *bufp = x;
-      break;
-    case 16:
-      if (big_p)
-	bfd_putb16 (x, bufp);
-      else
-	bfd_putl16 (x, bufp);
-      break;
-    case 24:
-      /* ??? This may need reworking as these cases don't necessarily
-	 want the first byte and the last two bytes handled like this.  */
-      if (big_p)
-	{
-	  bufp[0] = x >> 16;
-	  bfd_putb16 (x, bufp + 1);
-	}
-      else
-	{
-	  bfd_putl16 (x, bufp);
-	  bufp[2] = x >> 16;
-	}
-      break;
-    case 32:
-      if (big_p)
-	bfd_putb32 (x, bufp);
-      else
-	bfd_putl32 (x, bufp);
-      break;
-    default :
-      abort ();
-    }
+  bfd_put_bits ((bfd_vma) x, bufp, word_length, big_p);
 }
 
 #endif /* ! CGEN_INT_INSN_P */
@@ -278,7 +218,7 @@ insert_insn_normal (cd, insn, fields, buffer, pc)
 {
   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
   unsigned long value;
-  const unsigned char * syn;
+  const CGEN_SYNTAX_CHAR_TYPE * syn;
 
   CGEN_INIT_INSERT (cd);
   value = CGEN_INSN_BASE_VALUE (insn);
@@ -304,7 +244,7 @@ insert_insn_normal (cd, insn, fields, buffer, pc)
      e.g. storing a branch displacement that got resolved later.
      Needs more thought first.  */
 
-  for (syn = CGEN_SYNTAX_STRING (syntax); * syn != '\0'; ++ syn)
+  for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
     {
       const char *errmsg;
 
@@ -406,46 +346,17 @@ extract_1 (cd, ex_info, start, length, word_length, bufp, pc)
      unsigned char *bufp;
      bfd_vma pc;
 {
-  unsigned long x,mask;
+  unsigned long x;
   int shift;
   int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG;
 
-  switch (word_length)
-    {
-    case 8:
-      x = *bufp;
-      break;
-    case 16:
-      if (big_p)
-	x = bfd_getb16 (bufp);
-      else
-	x = bfd_getl16 (bufp);
-      break;
-    case 24:
-      /* ??? This may need reworking as these cases don't necessarily
-	 want the first byte and the last two bytes handled like this.  */
-      if (big_p)
-	x = (bufp[0] << 16) | bfd_getb16 (bufp + 1);
-      else
-	x = bfd_getl16 (bufp) | (bufp[2] << 16);
-      break;
-    case 32:
-      if (big_p)
-	x = bfd_getb32 (bufp);
-      else
-	x = bfd_getl32 (bufp);
-      break;
-    default :
-      abort ();
-    }
+  x = bfd_get_bits (bufp, word_length, big_p);
 
-  /* Written this way to avoid undefined behaviour.  */
-  mask = (((1L << (length - 1)) - 1) << 1) | 1;
   if (CGEN_INSN_LSB0_P)
     shift = (start + 1) - length;
   else
     shift = (word_length - (start + length));
-  return (x >> shift) & mask;
+  return x >> shift;
 }
 
 #endif /* ! CGEN_INT_INSN_P */
@@ -489,7 +400,7 @@ extract_normal (cd, ex_info, insn_value, attrs, word_offset, start, length,
 #endif
      long *valuep;
 {
-  CGEN_INSN_INT value;
+  CGEN_INSN_INT value, mask;
 
   /* If LENGTH is zero, this operand doesn't contribute to the value
      so give it a standard value of zero.  */
@@ -521,18 +432,10 @@ extract_normal (cd, ex_info, insn_value, attrs, word_offset, start, length,
 
   if (CGEN_INT_INSN_P || word_offset == 0)
     {
-      /* Written this way to avoid undefined behaviour.  */
-      CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
-
       if (CGEN_INSN_LSB0_P)
 	value = insn_value >> ((word_offset + start + 1) - length);
       else
 	value = insn_value >> (total_length - ( word_offset + start + length));
-      value &= mask;
-      /* sign extend? */
-      if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
-	  && (value & (1L << (length - 1))))
-	value |= ~mask;
     }
 
 #if ! CGEN_INT_INSN_P
@@ -552,6 +455,15 @@ extract_normal (cd, ex_info, insn_value, attrs, word_offset, start, length,
 
 #endif /* ! CGEN_INT_INSN_P */
 
+  /* Written this way to avoid undefined behaviour.  */
+  mask = (((1L << (length - 1)) - 1) << 1) | 1;
+
+  value &= mask;
+  /* sign extend? */
+  if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
+      && (value & (1L << (length - 1))))
+    value |= ~mask;
+
   *valuep = value;
 
   return 1;
@@ -576,7 +488,7 @@ extract_insn_normal (cd, insn, ex_info, insn_value, fields, pc)
      bfd_vma pc;
 {
   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
-  const unsigned char *syn;
+  const CGEN_SYNTAX_CHAR_TYPE *syn;
 
   CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
 
diff --git a/opcodes/fr30-opc.c b/opcodes/fr30-opc.c
index 3b37dcb8a67..5541f1395be 100644
--- a/opcodes/fr30-opc.c
+++ b/opcodes/fr30-opc.c
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
@@ -40,8 +40,11 @@ static unsigned int dis_hash_insn PARAMS ((const char *, CGEN_INSN_INT));
 
 /* Instruction formats.  */
 
-#define F(f) & fr30_cgen_ifld_table[CONCAT2 (FR30_,f)]
-
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define F(f) & fr30_cgen_ifld_table[FR30_##f]
+#else
+#define F(f) & fr30_cgen_ifld_table[FR30_/**/f]
+#endif
 static const CGEN_IFMT ifmt_empty = {
   0, 0, 0x0, { { 0 } }
 };
@@ -164,9 +167,17 @@ static const CGEN_IFMT ifmt_enter = {
 
 #undef F
 
-#define A(a) (1 << CONCAT2 (CGEN_INSN_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) FR30_OPERAND_##op
+#else
+#define OPERAND(op) FR30_OPERAND_/**/op
+#endif
 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
-#define OPERAND(op) CONCAT2 (FR30_OPERAND_,op)
 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
 
 /* The instruction table.  */
@@ -1170,14 +1181,17 @@ static const CGEN_OPCODE fr30_cgen_insn_opcode_table[MAX_INSNS] =
 };
 
 #undef A
-#undef MNEM
 #undef OPERAND
+#undef MNEM
 #undef OP
 
 /* Formats for ALIAS macro-insns.  */
 
-#define F(f) & fr30_cgen_ifld_table[CONCAT2 (FR30_,f)]
-
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define F(f) & fr30_cgen_ifld_table[FR30_##f]
+#else
+#define F(f) & fr30_cgen_ifld_table[FR30_/**/f]
+#endif
 static const CGEN_IFMT ifmt_ldi8m = {
   16, 16, 0xf000, { { F (F_OP1) }, { F (F_I8) }, { F (F_RI) }, { 0 } }
 };
@@ -1194,9 +1208,17 @@ static const CGEN_IFMT ifmt_ldi32m = {
 
 /* Each non-simple macro entry points to an array of expansion possibilities.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_INSN_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) FR30_OPERAND_##op
+#else
+#define OPERAND(op) FR30_OPERAND_/**/op
+#endif
 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
-#define OPERAND(op) CONCAT2 (FR30_OPERAND_,op)
 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
 
 /* The macro instruction table.  */
@@ -1245,8 +1267,8 @@ static const CGEN_OPCODE fr30_cgen_macro_insn_opcode_table[] =
 };
 
 #undef A
-#undef MNEM
 #undef OPERAND
+#undef MNEM
 #undef OP
 
 #ifndef CGEN_ASM_HASH_P
diff --git a/opcodes/fr30-opc.h b/opcodes/fr30-opc.h
index 4dda89ccd2f..1b5a95454e0 100644
--- a/opcodes/fr30-opc.h
+++ b/opcodes/fr30-opc.h
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
diff --git a/opcodes/m32r-asm.c b/opcodes/m32r-asm.c
index 5dba005a5e9..f790df68f5c 100644
--- a/opcodes/m32r-asm.c
+++ b/opcodes/m32r-asm.c
@@ -4,7 +4,7 @@
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 - the resultant file is machine generated, cgen-asm.in isn't
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and GDB, the GNU debugger.
 
@@ -359,7 +359,7 @@ parse_insn_normal (cd, insn, strp, fields)
   const char *str = *strp;
   const char *errmsg;
   const char *p;
-  const unsigned char * syn;
+  const CGEN_SYNTAX_CHAR_TYPE * syn;
 #ifdef CGEN_MNEMONIC_OPERANDS
   /* FIXME: wip */
   int past_opcode_p;
@@ -409,19 +409,28 @@ parse_insn_normal (cd, insn, strp, fields)
 	  if (tolower (*str) == tolower (CGEN_SYNTAX_CHAR (* syn)))
 	    {
 #ifdef CGEN_MNEMONIC_OPERANDS
-	      if (* syn == ' ')
+	      if (CGEN_SYNTAX_CHAR(* syn) == ' ')
 		past_opcode_p = 1;
 #endif
 	      ++ syn;
 	      ++ str;
 	    }
-	  else
+	  else if (*str)
 	    {
 	      /* Syntax char didn't match.  Can't be this insn.  */
 	      static char msg [80];
 	      /* xgettext:c-format */
 	      sprintf (msg, _("syntax error (expected char `%c', found `%c')"),
-		       *syn, *str);
+		       CGEN_SYNTAX_CHAR(*syn), *str);
+	      return msg;
+	    }
+	  else
+	    {
+	      /* Ran out of input.  */
+	      static char msg [80];
+	      /* xgettext:c-format */
+	      sprintf (msg, _("syntax error (expected char `%c', found end of instruction)"),
+		       CGEN_SYNTAX_CHAR(*syn));
 	      return msg;
 	    }
 	  continue;
@@ -438,7 +447,7 @@ parse_insn_normal (cd, insn, strp, fields)
     }
 
   /* If we're at the end of the syntax string, we're done.  */
-  if (* syn == '\0')
+  if (* syn == 0)
     {
       /* FIXME: For the moment we assume a valid `str' can only contain
 	 blanks now.  IE: We needn't try again with a longer version of
@@ -488,7 +497,8 @@ m32r_cgen_assemble_insn (cd, str, fields, buf, errmsg)
 {
   const char *start;
   CGEN_INSN_LIST *ilist;
-  const char *tmp_errmsg = NULL;
+  const char *parse_errmsg = NULL;
+  const char *insert_errmsg = NULL;
 
   /* Skip leading white space.  */
   while (isspace (* str))
@@ -523,14 +533,14 @@ m32r_cgen_assemble_insn (cd, str, fields, buf, errmsg)
       /* Allow parse/insert handlers to obtain length of insn.  */
       CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
 
-      tmp_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields);
-      if (tmp_errmsg != NULL)
+      parse_errmsg = CGEN_PARSE_FN (cd, insn) (cd, insn, & str, fields);
+      if (parse_errmsg != NULL)
 	continue;
 
       /* ??? 0 is passed for `pc' */
-      tmp_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf,
-					      (bfd_vma) 0);
-      if (tmp_errmsg != NULL)
+      insert_errmsg = CGEN_INSERT_FN (cd, insn) (cd, insn, fields, buf,
+						 (bfd_vma) 0);
+      if (insert_errmsg != NULL)
         continue;
 
       /* It is up to the caller to actually output the insn and any
@@ -538,15 +548,17 @@ m32r_cgen_assemble_insn (cd, str, fields, buf, errmsg)
       return insn;
     }
 
-  /* Make sure we leave this with something at this point. */
-  if (tmp_errmsg == NULL)
-    tmp_errmsg = "unknown mnemonic";
-
   {
     static char errbuf[150];
+    const char *tmp_errmsg;
 
 #ifdef CGEN_VERBOSE_ASSEMBLER_ERRORS
-    /* if verbose error messages, use errmsg from CGEN_PARSE_FN */
+    /* If requesting verbose error messages, use insert_errmsg.
+       Failing that, use parse_errmsg */
+    tmp_errmsg = (insert_errmsg ? insert_errmsg :
+		  parse_errmsg ? parse_errmsg :
+		  _("unrecognized instruction"));
+
     if (strlen (start) > 50)
       /* xgettext:c-format */
       sprintf (errbuf, "%s `%.50s...'", tmp_errmsg, start);
diff --git a/opcodes/m32r-desc.c b/opcodes/m32r-desc.c
index a13d083d515..86d47b659b7 100644
--- a/opcodes/m32r-desc.c
+++ b/opcodes/m32r-desc.c
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
@@ -219,10 +219,13 @@ CGEN_KEYWORD m32r_cgen_opval_h_accums =
 };
 
 
-
 /* The hardware table.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_HW_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_HW_##a)
+#else
+#define A(a) (1 << CGEN_HW_/**/a)
+#endif
 
 const CGEN_HW_ENTRY m32r_cgen_hw_table[] =
 {
@@ -249,9 +252,14 @@ const CGEN_HW_ENTRY m32r_cgen_hw_table[] =
 
 #undef A
 
+
 /* The instruction field table.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_IFLD_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_IFLD_##a)
+#else
+#define A(a) (1 << CGEN_IFLD_/**/a)
+#endif
 
 const CGEN_IFLD m32r_cgen_ifld_table[] =
 {
@@ -286,10 +294,19 @@ const CGEN_IFLD m32r_cgen_ifld_table[] =
 
 #undef A
 
+
 /* The operand table.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_OPERAND_,a))
-#define OPERAND(op) CONCAT2 (M32R_OPERAND_,op)
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_OPERAND_##a)
+#else
+#define A(a) (1 << CGEN_OPERAND_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) M32R_OPERAND_##op
+#else
+#define OPERAND(op) M32R_OPERAND_/**/op
+#endif
 
 const CGEN_OPERAND m32r_cgen_operand_table[] =
 {
@@ -376,11 +393,16 @@ const CGEN_OPERAND m32r_cgen_operand_table[] =
 
 #undef A
 
-#define A(a) (1 << CONCAT2 (CGEN_INSN_,a))
-#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
 
 /* The instruction table.  */
 
+#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+
 static const CGEN_IBASE m32r_cgen_insn_table[MAX_INSNS] =
 {
   /* Special null first entry.
@@ -1059,9 +1081,8 @@ static const CGEN_IBASE m32r_cgen_insn_table[MAX_INSNS] =
   },
 };
 
-#undef A
-#undef MNEM
 #undef OP
+#undef A
 
 /* Initialize anything needed to be done once, before any cpu_open call.  */
 
diff --git a/opcodes/m32r-desc.h b/opcodes/m32r-desc.h
index 9fe57ab98b4..13de8897b76 100644
--- a/opcodes/m32r-desc.h
+++ b/opcodes/m32r-desc.h
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
@@ -28,7 +28,12 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define CGEN_ARCH m32r
 
 /* Given symbol S, return m32r_cgen_<S>.  */
-#define CGEN_SYM(s) CONCAT3 (m32r,_cgen_,s)
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define CGEN_SYM(s) m32r##_cgen_##s
+#else
+#define CGEN_SYM(s) m32r/**/_cgen_/**/s
+#endif
+
 
 /* Selected cpu families.  */
 #define HAVE_CPU_M32RBF
@@ -44,7 +49,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #define CGEN_INT_INSN_P 1
 
-/* Maximum nymber of syntax bytes in an instruction.  */
+/* Maximum number of syntax elements in an instruction.  */
 #define CGEN_ACTUAL_MAX_SYNTAX_ELEMENTS 15
 
 /* CGEN_MNEMONIC_OPERANDS is defined if mnemonics have operands.
diff --git a/opcodes/m32r-dis.c b/opcodes/m32r-dis.c
index ed99320f3c3..455f8a38f12 100644
--- a/opcodes/m32r-dis.c
+++ b/opcodes/m32r-dis.c
@@ -4,7 +4,7 @@
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 - the resultant file is machine generated, cgen-dis.in isn't
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and GDB, the GNU debugger.
 
@@ -68,12 +68,12 @@ do { \
 
 static void
 print_hash (cd, dis_info, value, attrs, pc, length)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      PTR dis_info;
-     long value ATTRIBUTE_UNUSED;
-     unsigned int attrs ATTRIBUTE_UNUSED;
-     bfd_vma pc ATTRIBUTE_UNUSED;
-     int length ATTRIBUTE_UNUSED;
+     long value;
+     unsigned int attrs;
+     bfd_vma pc;
+     int length;
 {
   disassemble_info *info = (disassemble_info *) dis_info;
   (*info->fprintf_func) (info->stream, "#");
@@ -156,7 +156,7 @@ m32r_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length)
      int opindex;
      PTR xinfo;
      CGEN_FIELDS *fields;
-     void const *attrs ATTRIBUTE_UNUSED;
+     void const *attrs;
      bfd_vma pc;
      int length;
 {
@@ -263,12 +263,21 @@ m32r_cgen_init_dis (cd)
 
 static void
 print_normal (cd, dis_info, value, attrs, pc, length)
+#ifdef CGEN_PRINT_NORMAL
+     CGEN_CPU_DESC cd;
+#else
      CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+#endif
      PTR dis_info;
      long value;
      unsigned int attrs;
+#ifdef CGEN_PRINT_NORMAL
+     bfd_vma pc;
+     int length;
+#else
      bfd_vma pc ATTRIBUTE_UNUSED;
      int length ATTRIBUTE_UNUSED;
+#endif
 {
   disassemble_info *info = (disassemble_info *) dis_info;
 
@@ -289,12 +298,21 @@ print_normal (cd, dis_info, value, attrs, pc, length)
 
 static void
 print_address (cd, dis_info, value, attrs, pc, length)
+#ifdef CGEN_PRINT_NORMAL
+     CGEN_CPU_DESC cd;
+#else
      CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+#endif
      PTR dis_info;
      bfd_vma value;
      unsigned int attrs;
+#ifdef CGEN_PRINT_NORMAL
+     bfd_vma pc;
+     int length;
+#else
      bfd_vma pc ATTRIBUTE_UNUSED;
      int length ATTRIBUTE_UNUSED;
+#endif
 {
   disassemble_info *info = (disassemble_info *) dis_info;
 
@@ -351,7 +369,7 @@ print_insn_normal (cd, dis_info, insn, fields, pc, length)
 {
   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
   disassemble_info *info = (disassemble_info *) dis_info;
-  const unsigned char *syn;
+  const CGEN_SYNTAX_CHAR_TYPE *syn;
 
   CGEN_INIT_PRINT (cd);
 
@@ -379,7 +397,7 @@ print_insn_normal (cd, dis_info, insn, fields, pc, length)
    Returns 0 if all is well, non-zero otherwise.  */
 static int
 read_insn (cd, pc, info, buf, buflen, ex_info, insn_value)
-     CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
+     CGEN_CPU_DESC cd;
      bfd_vma pc;
      disassemble_info *info;
      char *buf;
@@ -398,21 +416,7 @@ read_insn (cd, pc, info, buf, buflen, ex_info, insn_value)
   ex_info->valid = (1 << buflen) - 1;
   ex_info->insn_bytes = buf;
 
-  switch (buflen)
-    {
-    case 1:
-      *insn_value = buf[0];
-      break;
-    case 2:
-      *insn_value = info->endian == BFD_ENDIAN_BIG ? bfd_getb16 (buf) : bfd_getl16 (buf);
-      break;
-    case 4:
-      *insn_value = info->endian == BFD_ENDIAN_BIG ? bfd_getb32 (buf) : bfd_getl32 (buf);
-      break;
-    default:
-      abort ();
-    }
-
+  *insn_value = bfd_get_bits (buf, buflen * 8, info->endian == BFD_ENDIAN_BIG);
   return 0;
 }
 
@@ -433,30 +437,11 @@ print_insn (cd, pc, info, buf, buflen)
   unsigned long insn_value;
   const CGEN_INSN_LIST *insn_list;
   CGEN_EXTRACT_INFO ex_info;
-#if 0
+
   int rc = read_insn (cd, pc, info, buf, buflen, & ex_info, & insn_value);
   if (rc != 0)
     return rc;
-#else
-  ex_info.dis_info = info;
-  ex_info.valid = (1 << buflen) - 1;
-  ex_info.insn_bytes = buf;
 
-  switch (buflen)
-    {
-    case 1:
-      insn_value = buf[0];
-      break;
-    case 2:
-      insn_value = info->endian == BFD_ENDIAN_BIG ? bfd_getb16 (buf) : bfd_getl16 (buf);
-      break;
-    case 4:
-      insn_value = info->endian == BFD_ENDIAN_BIG ? bfd_getb32 (buf) : bfd_getl32 (buf);
-      break;
-    default:
-      abort ();
-    }
-#endif
   /* The instructions are stored in hash lists.
      Pick the first one and keep trying until we find the right one.  */
 
@@ -489,8 +474,8 @@ print_insn (cd, pc, info, buf, buflen)
 
 	  /* Make sure the entire insn is loaded into insn_value, if it
 	     can fit.  */
-	  if ((unsigned) CGEN_INSN_BITSIZE (insn) > cd->base_insn_bitsize &&
-	      (unsigned) (CGEN_INSN_BITSIZE (insn) / 8) <= sizeof (unsigned long))
+	  if (CGEN_INSN_BITSIZE (insn) > cd->base_insn_bitsize &&
+	      (CGEN_INSN_BITSIZE (insn) / 8) <= sizeof (unsigned long))
 	    {
 	      unsigned long full_insn_value;
 	      int rc = read_insn (cd, pc, info, buf,
@@ -504,6 +489,7 @@ print_insn (cd, pc, info, buf, buflen)
 	  else
 	    length = CGEN_EXTRACT_FN (cd, insn)
 	      (cd, insn, &ex_info, insn_value, &fields, pc);
+
 	  /* length < 0 -> error */
 	  if (length < 0)
 	    return length;
@@ -527,6 +513,7 @@ print_insn (cd, pc, info, buf, buflen)
 
 #ifndef CGEN_PRINT_INSN
 #define CGEN_PRINT_INSN default_print_insn
+#endif
 
 static int
 default_print_insn (cd, pc, info)
@@ -548,7 +535,6 @@ default_print_insn (cd, pc, info)
 
   return print_insn (cd, pc, info, buf, cd->base_insn_bitsize / 8);
 }
-#endif
 
 /* Main entry point.
    Print one instruction from PC on INFO->STREAM.
diff --git a/opcodes/m32r-ibld.c b/opcodes/m32r-ibld.c
index 99203801396..3110a7b6217 100644
--- a/opcodes/m32r-ibld.c
+++ b/opcodes/m32r-ibld.c
@@ -3,7 +3,7 @@
 THIS FILE IS MACHINE GENERATED WITH CGEN: Cpu tools GENerator.
 - the resultant file is machine generated, cgen-ibld.in isn't
 
-Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and GDB, the GNU debugger.
 
@@ -78,34 +78,7 @@ insert_1 (cd, value, start, length, word_length, bufp)
   int shift;
   int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG;
 
-  switch (word_length)
-    {
-    case 8:
-      x = *bufp;
-      break;
-    case 16:
-      if (big_p)
-	x = bfd_getb16 (bufp);
-      else
-	x = bfd_getl16 (bufp);
-      break;
-    case 24:
-      /* ??? This may need reworking as these cases don't necessarily
-	 want the first byte and the last two bytes handled like this.  */
-      if (big_p)
-	x = (bufp[0] << 16) | bfd_getb16 (bufp + 1);
-      else
-	x = bfd_getl16 (bufp) | (bufp[2] << 16);
-      break;
-    case 32:
-      if (big_p)
-	x = bfd_getb32 (bufp);
-      else
-	x = bfd_getl32 (bufp);
-      break;
-    default :
-      abort ();
-    }
+  x = bfd_get_bits (bufp, word_length, big_p);
 
   /* Written this way to avoid undefined behaviour.  */
   mask = (((1L << (length - 1)) - 1) << 1) | 1;
@@ -115,40 +88,7 @@ insert_1 (cd, value, start, length, word_length, bufp)
     shift = (word_length - (start + length));
   x = (x & ~(mask << shift)) | ((value & mask) << shift);
 
-  switch (word_length)
-    {
-    case 8:
-      *bufp = x;
-      break;
-    case 16:
-      if (big_p)
-	bfd_putb16 (x, bufp);
-      else
-	bfd_putl16 (x, bufp);
-      break;
-    case 24:
-      /* ??? This may need reworking as these cases don't necessarily
-	 want the first byte and the last two bytes handled like this.  */
-      if (big_p)
-	{
-	  bufp[0] = x >> 16;
-	  bfd_putb16 (x, bufp + 1);
-	}
-      else
-	{
-	  bfd_putl16 (x, bufp);
-	  bufp[2] = x >> 16;
-	}
-      break;
-    case 32:
-      if (big_p)
-	bfd_putb32 (x, bufp);
-      else
-	bfd_putl32 (x, bufp);
-      break;
-    default :
-      abort ();
-    }
+  bfd_put_bits ((bfd_vma) x, bufp, word_length, big_p);
 }
 
 #endif /* ! CGEN_INT_INSN_P */
@@ -278,7 +218,7 @@ insert_insn_normal (cd, insn, fields, buffer, pc)
 {
   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
   unsigned long value;
-  const unsigned char * syn;
+  const CGEN_SYNTAX_CHAR_TYPE * syn;
 
   CGEN_INIT_INSERT (cd);
   value = CGEN_INSN_BASE_VALUE (insn);
@@ -304,7 +244,7 @@ insert_insn_normal (cd, insn, fields, buffer, pc)
      e.g. storing a branch displacement that got resolved later.
      Needs more thought first.  */
 
-  for (syn = CGEN_SYNTAX_STRING (syntax); * syn != '\0'; ++ syn)
+  for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
     {
       const char *errmsg;
 
@@ -406,46 +346,17 @@ extract_1 (cd, ex_info, start, length, word_length, bufp, pc)
      unsigned char *bufp;
      bfd_vma pc;
 {
-  unsigned long x,mask;
+  unsigned long x;
   int shift;
   int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG;
 
-  switch (word_length)
-    {
-    case 8:
-      x = *bufp;
-      break;
-    case 16:
-      if (big_p)
-	x = bfd_getb16 (bufp);
-      else
-	x = bfd_getl16 (bufp);
-      break;
-    case 24:
-      /* ??? This may need reworking as these cases don't necessarily
-	 want the first byte and the last two bytes handled like this.  */
-      if (big_p)
-	x = (bufp[0] << 16) | bfd_getb16 (bufp + 1);
-      else
-	x = bfd_getl16 (bufp) | (bufp[2] << 16);
-      break;
-    case 32:
-      if (big_p)
-	x = bfd_getb32 (bufp);
-      else
-	x = bfd_getl32 (bufp);
-      break;
-    default :
-      abort ();
-    }
+  x = bfd_get_bits (bufp, word_length, big_p);
 
-  /* Written this way to avoid undefined behaviour.  */
-  mask = (((1L << (length - 1)) - 1) << 1) | 1;
   if (CGEN_INSN_LSB0_P)
     shift = (start + 1) - length;
   else
     shift = (word_length - (start + length));
-  return (x >> shift) & mask;
+  return x >> shift;
 }
 
 #endif /* ! CGEN_INT_INSN_P */
@@ -489,7 +400,7 @@ extract_normal (cd, ex_info, insn_value, attrs, word_offset, start, length,
 #endif
      long *valuep;
 {
-  CGEN_INSN_INT value;
+  CGEN_INSN_INT value, mask;
 
   /* If LENGTH is zero, this operand doesn't contribute to the value
      so give it a standard value of zero.  */
@@ -521,18 +432,10 @@ extract_normal (cd, ex_info, insn_value, attrs, word_offset, start, length,
 
   if (CGEN_INT_INSN_P || word_offset == 0)
     {
-      /* Written this way to avoid undefined behaviour.  */
-      CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
-
       if (CGEN_INSN_LSB0_P)
 	value = insn_value >> ((word_offset + start + 1) - length);
       else
 	value = insn_value >> (total_length - ( word_offset + start + length));
-      value &= mask;
-      /* sign extend? */
-      if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
-	  && (value & (1L << (length - 1))))
-	value |= ~mask;
     }
 
 #if ! CGEN_INT_INSN_P
@@ -552,6 +455,15 @@ extract_normal (cd, ex_info, insn_value, attrs, word_offset, start, length,
 
 #endif /* ! CGEN_INT_INSN_P */
 
+  /* Written this way to avoid undefined behaviour.  */
+  mask = (((1L << (length - 1)) - 1) << 1) | 1;
+
+  value &= mask;
+  /* sign extend? */
+  if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
+      && (value & (1L << (length - 1))))
+    value |= ~mask;
+
   *valuep = value;
 
   return 1;
@@ -576,7 +488,7 @@ extract_insn_normal (cd, insn, ex_info, insn_value, fields, pc)
      bfd_vma pc;
 {
   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
-  const unsigned char *syn;
+  const CGEN_SYNTAX_CHAR_TYPE *syn;
 
   CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
 
diff --git a/opcodes/m32r-opc.c b/opcodes/m32r-opc.c
index a0753f30c5d..44d54376031 100644
--- a/opcodes/m32r-opc.c
+++ b/opcodes/m32r-opc.c
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
@@ -40,8 +40,11 @@ static unsigned int dis_hash_insn PARAMS ((const char *, CGEN_INSN_INT));
 
 /* Instruction formats.  */
 
-#define F(f) & m32r_cgen_ifld_table[CONCAT2 (M32R_,f)]
-
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define F(f) & m32r_cgen_ifld_table[M32R_##f]
+#else
+#define F(f) & m32r_cgen_ifld_table[M32R_/**/f]
+#endif
 static const CGEN_IFMT ifmt_empty = {
   0, 0, 0x0, { { 0 } }
 };
@@ -172,9 +175,17 @@ static const CGEN_IFMT ifmt_satb = {
 
 #undef F
 
-#define A(a) (1 << CONCAT2 (CGEN_INSN_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) M32R_OPERAND_##op
+#else
+#define OPERAND(op) M32R_OPERAND_/**/op
+#endif
 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
-#define OPERAND(op) CONCAT2 (M32R_OPERAND_,op)
 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
 
 /* The instruction table.  */
@@ -992,14 +1003,17 @@ static const CGEN_OPCODE m32r_cgen_insn_opcode_table[MAX_INSNS] =
 };
 
 #undef A
-#undef MNEM
 #undef OPERAND
+#undef MNEM
 #undef OP
 
 /* Formats for ALIAS macro-insns.  */
 
-#define F(f) & m32r_cgen_ifld_table[CONCAT2 (M32R_,f)]
-
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define F(f) & m32r_cgen_ifld_table[M32R_##f]
+#else
+#define F(f) & m32r_cgen_ifld_table[M32R_/**/f]
+#endif
 static const CGEN_IFMT ifmt_bc8r = {
   16, 16, 0xff00, { { F (F_OP1) }, { F (F_R1) }, { F (F_DISP8) }, { 0 } }
 };
@@ -1148,9 +1162,17 @@ static const CGEN_IFMT ifmt_push = {
 
 /* Each non-simple macro entry points to an array of expansion possibilities.  */
 
-#define A(a) (1 << CONCAT2 (CGEN_INSN_,a))
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) M32R_OPERAND_##op
+#else
+#define OPERAND(op) M32R_OPERAND_/**/op
+#endif
 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
-#define OPERAND(op) CONCAT2 (M32R_OPERAND_,op)
 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
 
 /* The macro instruction table.  */
@@ -1562,8 +1584,8 @@ static const CGEN_OPCODE m32r_cgen_macro_insn_opcode_table[] =
 };
 
 #undef A
-#undef MNEM
 #undef OPERAND
+#undef MNEM
 #undef OP
 
 #ifndef CGEN_ASM_HASH_P
diff --git a/opcodes/m32r-opc.h b/opcodes/m32r-opc.h
index b98c5f9835c..3f6802d9b83 100644
--- a/opcodes/m32r-opc.h
+++ b/opcodes/m32r-opc.h
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
diff --git a/opcodes/m32r-opinst.c b/opcodes/m32r-opinst.c
index 269651f3449..969d77f244b 100644
--- a/opcodes/m32r-opinst.c
+++ b/opcodes/m32r-opinst.c
@@ -2,7 +2,7 @@
 
 THIS FILE IS MACHINE GENERATED WITH CGEN.
 
-Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
 
 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
 
@@ -31,11 +31,15 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 /* Operand references.  */
 
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OP_ENT(op) M32R_OPERAND_##op
+#else
+#define OP_ENT(op) M32R_OPERAND_/**/op
+#endif
 #define INPUT CGEN_OPINST_INPUT
 #define OUTPUT CGEN_OPINST_OUTPUT
 #define END CGEN_OPINST_END
 #define COND_REF CGEN_OPINST_COND_REF
-#define OP_ENT(op) CONCAT2 (M32R_OPERAND_,op)
 
 static const CGEN_OPINST sfmt_empty_ops[] = {
   { END }
@@ -513,11 +517,11 @@ static const CGEN_OPINST sfmt_sc_ops[] = {
   { END }
 };
 
+#undef OP_ENT
 #undef INPUT
 #undef OUTPUT
 #undef END
 #undef COND_REF
-#undef OP_ENT
 
 /* Operand instance lookup table.  */