* config/tc-m68k.c (LONG_BRANCH_VIA_COND): New.

[binutils-gdb.git] / gas / expr.c

diff --git a/gas/expr.c b/gas/expr.c
index 69f0aaccdb64b42da016bf5ad54aa08b35c3b22f..b88328502eebdddbd2250ebdb38c628dcbebb024 100644 (file)
--- a/gas/expr.c
+++ b/gas/expr.c
@@ -1,13 +1,13 @@
 /* expr.c -operands, expressions-
    Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
-   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
    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,
@@ -25,7 +25,6 @@
    (It also gives smaller files to re-compile.)
    Here, "operand"s are of expressions, not instructions.  */
 
-#include <string.h>
 #define min(a, b)       ((a) < (b) ? (a) : (b))
 
 #include "as.h"
@@ -1003,11 +1002,6 @@ operand (expressionS *expressionP, enum expr_mode mode)
     case '-':
     case '+':
       {
-       /* Do not accept ++e or --e as +(+e) or -(-e)
-          Disabled, since the preprocessor removes whitespace.  */
-       if (0 && (c == '-' || c == '+') && *input_line_pointer == c)
-         goto target_op;
-       
        operand (expressionP, mode);
        if (expressionP->X_op == O_constant)
          {
@@ -1291,7 +1285,6 @@ operand (expressionS *expressionP, enum expr_mode mode)
        }
       else
        {
-       target_op:
          /* Let the target try to parse it.  Success is indicated by changing
             the X_op field to something other than O_absent and pointing
             input_line_pointer past the expression.  If it can't parse the
@@ -1552,11 +1545,7 @@ operator (int *num_chars)
 
     case '+':
     case '-':
-      /* Do not allow a++b and a--b to be a + (+b) and a - (-b)
-        Disabled, since the preprocessor removes whitespace.  */
-      if (1 || input_line_pointer[1] != c)
-       return op_encoding[c];
-      return O_illegal;
+      return op_encoding[c];
 
     case '<':
       switch (input_line_pointer[1])
@@ -1647,7 +1636,7 @@ expr (int rankarg,                /* Larger # is higher rank.  */
   operatorT op_right;
   int op_chars;
 
-  know (rank >= 0);
+  know (rankarg >= 0);
 
   /* Save the value of dot for the fixup code.  */
   if (rank == 0)
@@ -1796,7 +1785,9 @@ expr (int rankarg,                /* Larger # is higher rank.  */
            case O_bit_or_not:          resultP->X_add_number |= ~v; break;
            case O_bit_exclusive_or:    resultP->X_add_number ^= v; break;
            case O_bit_and:             resultP->X_add_number &= v; break;
-           case O_add:                 resultP->X_add_number += v; break;
+             /* Constant + constant (O_add) is handled by the
+                previous if statement for constant + X, so is omitted
+                here.  */
            case O_subtract:            resultP->X_add_number -= v; break;
            case O_eq:
              resultP->X_add_number =