Allow symbols in MEMORY region specification

[deliverable/binutils-gdb.git] / gas / config / tc-mn10200.c

diff --git a/gas/config/tc-mn10200.c b/gas/config/tc-mn10200.c
index 44fd21064f629948de1de503c488939605ac2a3f..ebf7f94191b0c6572134154159619010d70a539f 100644 (file)
--- a/gas/config/tc-mn10200.c
+++ b/gas/config/tc-mn10200.c
@@ -1,12 +1,11 @@
 /* tc-mn10200.c -- Assembler code for the Matsushita 10200
-   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-   2005  Free Software Foundation, Inc.
+   Copyright (C) 1996-2015 Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
 
    GAS 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)
+   the Free Software Foundation; either version 3, or (at your option)
    any later version.
 
    GAS is distributed in the hope that it will be useful,
@@ -19,7 +18,6 @@
    the Free Software Foundation, 51 Franklin Street - Fifth Floor,
    Boston, MA 02110-1301, USA.  */
 
-#include <stdio.h>
 #include "as.h"
 #include "safe-ctype.h"
 #include "subsegs.h"
@@ -322,39 +320,7 @@ md_undefined_symbol (char *name ATTRIBUTE_UNUSED)
 char *
 md_atof (int type, char *litp, int *sizep)
 {
-  int prec;
-  LITTLENUM_TYPE words[4];
-  char *t;
-  int i;
-
-  switch (type)
-    {
-    case 'f':
-      prec = 2;
-      break;
-
-    case 'd':
-      prec = 4;
-      break;
-
-    default:
-      *sizep = 0;
-      return _("bad call to md_atof");
-    }
-
-  t = atof_ieee (input_line_pointer, type, words);
-  if (t)
-    input_line_pointer = t;
-
-  *sizep = prec * 2;
-
-  for (i = prec - 1; i >= 0; i--)
-    {
-      md_number_to_chars (litp, (valueT) words[i], 2);
-      litp += 2;
-    }
-
-  return NULL;
+  return ieee_md_atof (type, litp, sizep, FALSE);
 }
 
 void
@@ -514,6 +480,7 @@ md_convert_frag (bfd *abfd ATTRIBUTE_UNUSED,
          break;
        case 0xff:
          opcode = 0xfe;
+         break;
        case 0xe8:
          opcode = 0xe9;
          break;
@@ -594,6 +561,7 @@ md_convert_frag (bfd *abfd ATTRIBUTE_UNUSED,
          break;
        case 0xff:
          opcode = 0xfe;
+         break;
        case 0xe8:
          opcode = 0xe9;
          break;
@@ -718,7 +686,7 @@ void
 md_begin (void)
 {
   char *prev_name = "";
-  register const struct mn10200_opcode *op;
+  const struct mn10200_opcode *op;
 
   mn10200_hash = hash_new ();
 
@@ -1189,8 +1157,21 @@ keep_going:
     abort ();
 
   /* Write out the instruction.  */
+  dwarf2_emit_insn (0);
   if (relaxable && fc > 0)
     {
+      /* On a 64-bit host the size of an 'int' is not the same
+        as the size of a pointer, so we need a union to convert
+        the opindex field of the fr_cgen structure into a char *
+        so that it can be stored in the frag.  We do not have
+        to worry about loosing accuracy as we are not going to
+        be even close to the 32bit limit of the int.  */
+      union
+      {
+       int opindex;
+       char * ptr;
+      }
+      opindex_converter;
       int type;
 
       /* bCC  */
@@ -1218,10 +1199,11 @@ keep_going:
       else
        type = 3;
 
+      opindex_converter.opindex = fixups[0].opindex;
       f = frag_var (rs_machine_dependent, 8, 8 - size, type,
                    fixups[0].exp.X_add_symbol,
                    fixups[0].exp.X_add_number,
-                   (char *)fixups[0].opindex);
+                   opindex_converter.ptr);
       number_to_chars_bigendian (f, insn, size);
       if (8 - size > 4)
        {
@@ -1260,12 +1242,12 @@ keep_going:
       for (i = 0; i < fc; i++)
        {
          const struct mn10200_operand *operand;
+         int reloc_size;
 
          operand = &mn10200_operands[fixups[i].opindex];
          if (fixups[i].reloc != BFD_RELOC_UNUSED)
            {
              reloc_howto_type *reloc_howto;
-             int size;
              int offset;
              fixS *fixP;
 
@@ -1275,14 +1257,14 @@ keep_going:
              if (!reloc_howto)
                abort ();
 
-             size = bfd_get_reloc_size (reloc_howto);
+             reloc_size = bfd_get_reloc_size (reloc_howto);
 
-             if (size < 1 || size > 4)
+             if (reloc_size < 1 || reloc_size > 4)
                abort ();
 
-             offset = 4 - size;
+             offset = 4 - reloc_size;
              fixP = fix_new_exp (frag_now, f - frag_now->fr_literal + offset,
-                                 size,
+                                 reloc_size,
                                  &fixups[i].exp,
                                  reloc_howto->pc_relative,
                                  fixups[i].reloc);
@@ -1291,11 +1273,11 @@ keep_going:
                 next instruction, not from the start of the current
                 instruction.  */
              if (reloc_howto->pc_relative)
-               fixP->fx_offset += size;
+               fixP->fx_offset += reloc_size;
            }
          else
            {
-             int reloc, pcrel, reloc_size, offset;
+             int reloc, pcrel, offset;
              fixS *fixP;
 
              reloc = BFD_RELOC_NONE;