gdb/gdbserver/
[deliverable/binutils-gdb.git] / gdb / objc-exp.y
index 96b418ae98bd6cbb18386fb265da58eb06000d73..346b404181d6bbd90698c8f64475cab34d6a90a8 100644 (file)
@@ -1,22 +1,20 @@
 /* YACC parser for C expressions, for GDB.
-   Copyright (C) 1986, 1989, 1990, 1991, 1993, 1994
-   Free Software Foundation, Inc.
 
-This file is part of GDB.
+   Copyright (C) 1986, 1989-1991, 1993-1994, 2002, 2006-2012 Free
+   Software Foundation, Inc.
 
-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 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 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.
+   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/>.  */
 
 /* Parse a C expression from text in a string, and return the result
    as a struct expression pointer.  That structure contains arithmetic
@@ -52,6 +50,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #include "objfiles.h" /* For have_full_symbols and have_partial_symbols.  */
 #include "top.h"
 #include "completer.h" /* For skip_quoted().  */
+#include "block.h"
+
+#define parse_type builtin_type (parse_gdbarch)
 
 /* Remap normal yacc parser interface names (yyparse, yylex, yyerror,
    etc), as well as gratuitiously global symbol names, so we can have
@@ -106,14 +107,11 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define        YYDEBUG 0               /* Default to no yydebug support.  */
 #endif
 
-int
-yyparse PARAMS ((void));
+int yyparse (void);
 
-static int
-yylex PARAMS ((void));
+static int yylex (void);
 
-void
-yyerror PARAMS ((char *));
+void yyerror (char *);
 
 %}
 
@@ -149,8 +147,7 @@ yyerror PARAMS ((char *));
 
 %{
 /* YYSTYPE gets defined by %union.  */
-static int
-parse_number PARAMS ((char *, int, int, YYSTYPE *));
+static int parse_number (char *, int, int, YYSTYPE *);
 %}
 
 %type <voidval> exp exp1 type_exp start variable qualified_name lcurly
@@ -177,7 +174,7 @@ parse_number PARAMS ((char *, int, int, YYSTYPE *));
 %token <sval> STRING
 %token <sval> NSSTRING         /* ObjC Foundation "NSString" literal */
 %token <sval> SELECTOR         /* ObjC "@selector" pseudo-operator   */
-%token <ssym> NAME /* BLOCKNAME defined below to give it higher precedence. */
+%token <ssym> NAME /* BLOCKNAME defined below to give it higher precedence.  */
 %token <tsym> TYPENAME
 %token <class> CLASSNAME       /* ObjC Class name */
 %type <sval> name
@@ -203,9 +200,6 @@ parse_number PARAMS ((char *, int, int, YYSTYPE *));
 
 %token <opcode> ASSIGN_MODIFY
 
-/* C++ */
-%token THIS
-
 %left ','
 %left ABOVE_COMMA
 %right '=' ASSIGN_MODIFY
@@ -249,9 +243,11 @@ exp1       :       exp
 /* Expressions, not including the comma operator.  */
 exp    :       '*' exp    %prec UNARY
                        { write_exp_elt_opcode (UNOP_IND); }
+       ;
 
 exp    :       '&' exp    %prec UNARY
                        { write_exp_elt_opcode (UNOP_ADDR); }
+       ;
 
 exp    :       '-' exp    %prec UNARY
                        { write_exp_elt_opcode (UNOP_NEG); }
@@ -333,44 +329,45 @@ exp       :       '[' TYPENAME
                        {
                          CORE_ADDR class;
 
-                         class = lookup_objc_class (copy_name ($2.stoken));
+                         class = lookup_objc_class (parse_gdbarch,
+                                                    copy_name ($2.stoken));
                          if (class == 0)
-                           error ("%s is not an ObjC Class"
+                           error (_("%s is not an ObjC Class")
                                   copy_name ($2.stoken));
                          write_exp_elt_opcode (OP_LONG);
-                         write_exp_elt_type (builtin_type_int);
+                         write_exp_elt_type (parse_type->builtin_int);
                          write_exp_elt_longcst ((LONGEST) class);
                          write_exp_elt_opcode (OP_LONG);
                          start_msglist();
                        }
                msglist ']'
-                       { write_exp_elt_opcode (OP_MSGCALL);
+                       { write_exp_elt_opcode (OP_OBJC_MSGCALL);
                          end_msglist();
-                         write_exp_elt_opcode (OP_MSGCALL); 
+                         write_exp_elt_opcode (OP_OBJC_MSGCALL); 
                        }
        ;
 
 exp    :       '[' CLASSNAME
                        {
                          write_exp_elt_opcode (OP_LONG);
-                         write_exp_elt_type (builtin_type_int);
+                         write_exp_elt_type (parse_type->builtin_int);
                          write_exp_elt_longcst ((LONGEST) $2.class);
                          write_exp_elt_opcode (OP_LONG);
                          start_msglist();
                        }
                msglist ']'
-                       { write_exp_elt_opcode (OP_MSGCALL);
+                       { write_exp_elt_opcode (OP_OBJC_MSGCALL);
                          end_msglist();
-                         write_exp_elt_opcode (OP_MSGCALL); 
+                         write_exp_elt_opcode (OP_OBJC_MSGCALL); 
                        }
        ;
 
 exp    :       '[' exp
                        { start_msglist(); }
                msglist ']'
-                       { write_exp_elt_opcode (OP_MSGCALL);
+                       { write_exp_elt_opcode (OP_OBJC_MSGCALL);
                          end_msglist();
-                         write_exp_elt_opcode (OP_MSGCALL); 
+                         write_exp_elt_opcode (OP_OBJC_MSGCALL); 
                        }
        ;
 
@@ -543,10 +540,12 @@ exp       :       INT
 
 exp    :       NAME_OR_INT
                        { YYSTYPE val;
-                         parse_number ($1.stoken.ptr, $1.stoken.length, 0, &val);
+                         parse_number ($1.stoken.ptr,
+                                       $1.stoken.length, 0, &val);
                          write_exp_elt_opcode (OP_LONG);
                          write_exp_elt_type (val.typed_val_int.type);
-                         write_exp_elt_longcst ((LONGEST)val.typed_val_int.val);
+                         write_exp_elt_longcst ((LONGEST) 
+                                                val.typed_val_int.val);
                          write_exp_elt_opcode (OP_LONG);
                        }
        ;
@@ -568,13 +567,14 @@ exp       :       VARIABLE
 
 exp    :       SELECTOR 
                        {
-                         write_exp_elt_opcode (OP_SELECTOR);
+                         write_exp_elt_opcode (OP_OBJC_SELECTOR);
                          write_exp_string ($1);
-                         write_exp_elt_opcode (OP_SELECTOR); }
+                         write_exp_elt_opcode (OP_OBJC_SELECTOR); }
+       ;
 
 exp    :       SIZEOF '(' type ')'     %prec UNARY
                        { write_exp_elt_opcode (OP_LONG);
-                         write_exp_elt_type (builtin_type_int);
+                         write_exp_elt_type (parse_type->builtin_int);
                          CHECK_TYPEDEF ($3);
                          write_exp_elt_longcst ((LONGEST) TYPE_LENGTH ($3));
                          write_exp_elt_opcode (OP_LONG); }
@@ -591,12 +591,12 @@ exp       :       STRING
                          while (count-- > 0)
                            {
                              write_exp_elt_opcode (OP_LONG);
-                             write_exp_elt_type (builtin_type_char);
+                             write_exp_elt_type (parse_type->builtin_char);
                              write_exp_elt_longcst ((LONGEST)(*sp++));
                              write_exp_elt_opcode (OP_LONG);
                            }
                          write_exp_elt_opcode (OP_LONG);
-                         write_exp_elt_type (builtin_type_char);
+                         write_exp_elt_type (parse_type->builtin_char);
                          write_exp_elt_longcst ((LONGEST)'\0');
                          write_exp_elt_opcode (OP_LONG);
                          write_exp_elt_opcode (OP_ARRAY);
@@ -608,19 +608,11 @@ exp       :       STRING
 exp     :      NSSTRING        /* ObjC NextStep NSString constant
                                 * of the form '@' '"' string '"'.
                                 */
-                       { write_exp_elt_opcode (OP_NSSTRING);
+                       { write_exp_elt_opcode (OP_OBJC_NSSTRING);
                          write_exp_string ($1);
-                         write_exp_elt_opcode (OP_NSSTRING); }
-       ;
-
-/* C++.  */
-exp    :       THIS
-                       { write_exp_elt_opcode (OP_THIS);
-                         write_exp_elt_opcode (OP_THIS); }
+                         write_exp_elt_opcode (OP_OBJC_NSSTRING); }
        ;
 
-/* end of C++.  */
-
 block  :       BLOCKNAME
                        {
                          if ($1.sym != 0)
@@ -630,9 +622,10 @@ block      :       BLOCKNAME
                              struct symtab *tem =
                                  lookup_symtab (copy_name ($1.stoken));
                              if (tem)
-                               $$ = BLOCKVECTOR_BLOCK (BLOCKVECTOR (tem), STATIC_BLOCK);
+                               $$ = BLOCKVECTOR_BLOCK (BLOCKVECTOR (tem),
+                                                       STATIC_BLOCK);
                              else
-                               error ("No file or function \"%s\".",
+                               error (_("No file or function \"%s\"."),
                                       copy_name ($1.stoken));
                            }
                        }
@@ -641,10 +634,9 @@ block      :       BLOCKNAME
 block  :       block COLONCOLON name
                        { struct symbol *tem
                            = lookup_symbol (copy_name ($3), $1,
-                                            VAR_NAMESPACE, (int *) NULL,
-                                            (struct symtab **) NULL);
+                                            VAR_DOMAIN, (int *) NULL);
                          if (!tem || SYMBOL_CLASS (tem) != LOC_BLOCK)
-                           error ("No function \"%s\" in specified context.",
+                           error (_("No function \"%s\" in specified context."),
                                   copy_name ($3));
                          $$ = SYMBOL_BLOCK_VALUE (tem); }
        ;
@@ -652,10 +644,9 @@ block      :       block COLONCOLON name
 variable:      block COLONCOLON name
                        { struct symbol *sym;
                          sym = lookup_symbol (copy_name ($3), $1,
-                                              VAR_NAMESPACE, (int *) NULL,
-                                              (struct symtab **) NULL);
+                                              VAR_DOMAIN, (int *) NULL);
                          if (sym == 0)
-                           error ("No symbol \"%s\" in specified context.",
+                           error (_("No symbol \"%s\" in specified context."),
                                   copy_name ($3));
 
                          write_exp_elt_opcode (OP_VAR_VALUE);
@@ -670,7 +661,7 @@ qualified_name:     typebase COLONCOLON name
                          struct type *type = $1;
                          if (TYPE_CODE (type) != TYPE_CODE_STRUCT
                              && TYPE_CODE (type) != TYPE_CODE_UNION)
-                           error ("`%s' is not defined as an aggregate type.",
+                           error (_("`%s' is not defined as an aggregate type."),
                                   TYPE_NAME (type));
 
                          write_exp_elt_opcode (OP_SCOPE);
@@ -684,11 +675,11 @@ qualified_name:   typebase COLONCOLON name
                          struct stoken tmp_token;
                          if (TYPE_CODE (type) != TYPE_CODE_STRUCT
                              && TYPE_CODE (type) != TYPE_CODE_UNION)
-                           error ("`%s' is not defined as an aggregate type.",
+                           error (_("`%s' is not defined as an aggregate type."),
                                   TYPE_NAME (type));
 
-                         if (!STREQ (type_name_no_tag (type), $4.ptr))
-                           error ("invalid destructor `%s::~%s'",
+                         if (strcmp (type_name_no_tag (type), $4.ptr) != 0)
+                           error (_("invalid destructor `%s::~%s'"),
                                   type_name_no_tag (type), $4.ptr);
 
                          tmp_token.ptr = (char*) alloca ($4.length + 2);
@@ -712,8 +703,7 @@ variable:   qualified_name
 
                          sym =
                            lookup_symbol (name, (const struct block *) NULL,
-                                          VAR_NAMESPACE, (int *) NULL,
-                                          (struct symtab **) NULL);
+                                          VAR_DOMAIN, (int *) NULL);
                          if (sym)
                            {
                              write_exp_elt_opcode (OP_VAR_VALUE);
@@ -725,16 +715,14 @@ variable: qualified_name
 
                          msymbol = lookup_minimal_symbol (name, NULL, NULL);
                          if (msymbol != NULL)
-                           {
-                             write_exp_msymbol (msymbol,
-                                                lookup_function_type (builtin_type_int),
-                                                builtin_type_int);
-                           }
+                           write_exp_msymbol (msymbol);
+                         else if (!have_full_symbols ()
+                                  && !have_partial_symbols ())
+                           error (_("No symbol table is loaded.  "
+                                  "Use the \"file\" command."));
                          else
-                           if (!have_full_symbols () && !have_partial_symbols ())
-                             error ("No symbol table is loaded.  Use the \"file\" command.");
-                           else
-                             error ("No symbol \"%s\" in current context.", name);
+                           error (_("No symbol \"%s\" in current context."),
+                                  name);
                        }
        ;
 
@@ -767,8 +755,8 @@ variable:   name_not_typename
                              if (innermost_block == 0 || 
                                  contained_in (block_found, innermost_block))
                                innermost_block = block_found;
-                             write_exp_elt_opcode (OP_SELF);
-                             write_exp_elt_opcode (OP_SELF);
+                             write_exp_elt_opcode (OP_THIS);
+                             write_exp_elt_opcode (OP_THIS);
                              write_exp_elt_opcode (STRUCTOP_PTR);
                              write_exp_string ($1.stoken);
                              write_exp_elt_opcode (STRUCTOP_PTR);
@@ -776,21 +764,18 @@ variable: name_not_typename
                          else
                            {
                              struct minimal_symbol *msymbol;
-                             register char *arg = copy_name ($1.stoken);
+                             char *arg = copy_name ($1.stoken);
 
                              msymbol =
                                lookup_minimal_symbol (arg, NULL, NULL);
                              if (msymbol != NULL)
-                               {
-                                 write_exp_msymbol (msymbol,
-                                                    lookup_function_type (builtin_type_int),
-                                                    builtin_type_int);
-                               }
+                               write_exp_msymbol (msymbol);
                              else if (!have_full_symbols () && 
                                       !have_partial_symbols ())
-                               error ("No symbol table is loaded.  Use the \"file\" command.");
+                               error (_("No symbol table is loaded.  "
+                                      "Use the \"file\" command."));
                              else
-                               error ("No symbol \"%s\" in current context.",
+                               error (_("No symbol \"%s\" in current context."),
                                       copy_name ($1.stoken));
                            }
                        }
@@ -853,7 +838,7 @@ array_mod:  '[' ']'
 func_mod:      '(' ')'
                        { $$ = 0; }
        |       '(' nonempty_typelist ')'
-                       { free ((PTR)$2); $$ = 0; }
+                       { free ($2); $$ = 0; }
        ;
 
 /* We used to try to recognize more pointer to member types here, but
@@ -865,8 +850,6 @@ func_mod:   '(' ')'
    is a pointer to member type.  Stroustrup loses again!  */
 
 type   :       ptype
-       |       typebase COLONCOLON '*'
-                       { $$ = lookup_member_type (builtin_type_int, $1); }
        ;
 
 typebase  /* Implements (approximately): (type-qualifier)* type-specifier.  */
@@ -875,37 +858,37 @@ typebase  /* Implements (approximately): (type-qualifier)* type-specifier.  */
        |       CLASSNAME
                        {
                          if ($1.type == NULL)
-                           error ("No symbol \"%s\" in current context."
+                           error (_("No symbol \"%s\" in current context.")
                                   copy_name($1.stoken));
                          else
                            $$ = $1.type;
                        }
        |       INT_KEYWORD
-                       { $$ = builtin_type_int; }
+                       { $$ = parse_type->builtin_int; }
        |       LONG
-                       { $$ = builtin_type_long; }
+                       { $$ = parse_type->builtin_long; }
        |       SHORT
-                       { $$ = builtin_type_short; }
+                       { $$ = parse_type->builtin_short; }
        |       LONG INT_KEYWORD
-                       { $$ = builtin_type_long; }
+                       { $$ = parse_type->builtin_long; }
        |       UNSIGNED LONG INT_KEYWORD
-                       { $$ = builtin_type_unsigned_long; }
+                       { $$ = parse_type->builtin_unsigned_long; }
        |       LONG LONG
-                       { $$ = builtin_type_long_long; }
+                       { $$ = parse_type->builtin_long_long; }
        |       LONG LONG INT_KEYWORD
-                       { $$ = builtin_type_long_long; }
+                       { $$ = parse_type->builtin_long_long; }
        |       UNSIGNED LONG LONG
-                       { $$ = builtin_type_unsigned_long_long; }
+                       { $$ = parse_type->builtin_unsigned_long_long; }
        |       UNSIGNED LONG LONG INT_KEYWORD
-                       { $$ = builtin_type_unsigned_long_long; }
+                       { $$ = parse_type->builtin_unsigned_long_long; }
        |       SHORT INT_KEYWORD
-                       { $$ = builtin_type_short; }
+                       { $$ = parse_type->builtin_short; }
        |       UNSIGNED SHORT INT_KEYWORD
-                       { $$ = builtin_type_unsigned_short; }
+                       { $$ = parse_type->builtin_unsigned_short; }
        |       DOUBLE_KEYWORD
-                       { $$ = builtin_type_double; }
+                       { $$ = parse_type->builtin_double; }
        |       LONG DOUBLE_KEYWORD
-                       { $$ = builtin_type_long_double; }
+                       { $$ = parse_type->builtin_long_double; }
        |       STRUCT name
                        { $$ = lookup_struct (copy_name ($2),
                                              expression_context_block); }
@@ -919,13 +902,17 @@ typebase  /* Implements (approximately): (type-qualifier)* type-specifier.  */
                        { $$ = lookup_enum (copy_name ($2),
                                            expression_context_block); }
        |       UNSIGNED typename
-                       { $$ = lookup_unsigned_typename (TYPE_NAME($2.type)); }
+                       { $$ = lookup_unsigned_typename (parse_language,
+                                                        parse_gdbarch,
+                                                        TYPE_NAME($2.type)); }
        |       UNSIGNED
-                       { $$ = builtin_type_unsigned_int; }
+                       { $$ = parse_type->builtin_unsigned_int; }
        |       SIGNED_KEYWORD typename
-                       { $$ = lookup_signed_typename (TYPE_NAME($2.type)); }
+                       { $$ = lookup_signed_typename (parse_language,
+                                                      parse_gdbarch,
+                                                      TYPE_NAME($2.type)); }
        |       SIGNED_KEYWORD
-                       { $$ = builtin_type_int; }
+                       { $$ = parse_type->builtin_int; }
        |       TEMPLATE name '<' type '>'
                        { $$ = lookup_template_type(copy_name($2), $4,
                                                    expression_context_block);
@@ -942,19 +929,19 @@ typename: TYPENAME
                {
                  $$.stoken.ptr = "int";
                  $$.stoken.length = 3;
-                 $$.type = builtin_type_int;
+                 $$.type = parse_type->builtin_int;
                }
        |       LONG
                {
                  $$.stoken.ptr = "long";
                  $$.stoken.length = 4;
-                 $$.type = builtin_type_long;
+                 $$.type = parse_type->builtin_long;
                }
        |       SHORT
                {
                  $$.stoken.ptr = "short";
                  $$.stoken.length = 5;
-                 $$.type = builtin_type_short;
+                 $$.type = parse_type->builtin_short;
                }
        ;
 
@@ -986,7 +973,7 @@ name_not_typename : NAME
    name_not_typename (=variable, =exp) or just an exp.  If
    name_not_typename was ever used in an lvalue context where only a
    name could occur, this might be useful.  */
-       | NAME_OR_INT */
+/*     | NAME_OR_INT */
        ;
 
 %%
@@ -999,21 +986,21 @@ name_not_typename :       NAME
 
 static int
 parse_number (p, len, parsed_float, putithere)
-     register char *p;
-     register int len;
+     char *p;
+     int len;
      int parsed_float;
      YYSTYPE *putithere;
 {
   /* FIXME: Shouldn't these be unsigned?  We don't deal with negative
      values here, and we do kind of silly things like cast to
      unsigned.  */
-  register LONGEST n = 0;
-  register LONGEST prevn = 0;
+  LONGEST n = 0;
+  LONGEST prevn = 0;
   unsigned LONGEST un;
 
-  register int i = 0;
-  register int c;
-  register int base = input_radix;
+  int i = 0;
+  int c;
+  int base = input_radix;
   int unsigned_p = 0;
 
   /* Number of "L" suffixes encountered.  */
@@ -1028,41 +1015,10 @@ parse_number (p, len, parsed_float, putithere)
 
   if (parsed_float)
     {
-      char c;
-
-      /* It's a float since it contains a point or an exponent.  */
-
-      if (sizeof (putithere->typed_val_float.dval) <= sizeof (float))
-       sscanf (p, "%g", &putithere->typed_val_float.dval);
-      else if (sizeof (putithere->typed_val_float.dval) <= sizeof (double))
-       sscanf (p, "%lg", &putithere->typed_val_float.dval);
-      else
-       {
-#ifdef PRINTF_HAS_LONG_DOUBLE
-         sscanf (p, "%Lg", &putithere->typed_val_float.dval);
-#else
-         /* Scan it into a double, then assign it to the long double.
-            This at least wins with values representable in the range
-            of doubles.  */
-         double temp;
-         sscanf (p, "%lg", &temp);
-         putithere->typed_val_float.dval = temp;
-#endif
-       }
-
-      /* See if it has `f' or `l' suffix (float or long double).  */
-
-      c = tolower (p[len - 1]);
-
-      if (c == 'f')
-       putithere->typed_val_float.type = builtin_type_float;
-      else if (c == 'l')
-       putithere->typed_val_float.type = builtin_type_long_double;
-      else if (isdigit (c) || c == '.')
-       putithere->typed_val_float.type = builtin_type_double;
-      else
+      if (! parse_c_float (parse_gdbarch, p, len,
+                          &putithere->typed_val_float.dval,
+                          &putithere->typed_val_float.type))
        return ERROR;
-
       return FLOAT;
     }
 
@@ -1146,7 +1102,7 @@ parse_number (p, len, parsed_float, putithere)
       if (c != 'l' && c != 'u' && n != 0)
        {       
          if ((unsigned_p && (unsigned LONGEST) prevn >= (unsigned LONGEST) n))
-           error ("Numeric constant too large.");
+           error (_("Numeric constant too large."));
        }
       prevn = n;
     }
@@ -1158,16 +1114,17 @@ parse_number (p, len, parsed_float, putithere)
      shift it right and see whether anything remains.  Note that we
      can't shift sizeof (LONGEST) * HOST_CHAR_BIT bits or more in one
      operation, because many compilers will warn about such a shift
-     (which always produces a zero result).  Sometimes TARGET_INT_BIT
-     or TARGET_LONG_BIT will be that big, sometimes not.  To deal with
+     (which always produces a zero result).  Sometimes gdbarch_int_bit
+     or gdbarch_long_int will be that big, sometimes not.  To deal with
      the case where it is we just always shift the value more than
      once, with fewer bits each time.  */
 
   un = (unsigned LONGEST)n >> 2;
   if (long_p == 0
-      && (un >> (TARGET_INT_BIT - 2)) == 0)
+      && (un >> (gdbarch_int_bit (parse_gdbarch) - 2)) == 0)
     {
-      high_bit = ((unsigned LONGEST)1) << (TARGET_INT_BIT-1);
+      high_bit
+       = ((unsigned LONGEST)1) << (gdbarch_int_bit (parse_gdbarch) - 1);
 
       /* A large decimal (not hex or octal) constant (between INT_MAX
         and UINT_MAX) is a long or unsigned long, according to ANSI,
@@ -1175,28 +1132,29 @@ parse_number (p, len, parsed_float, putithere)
         int.  This probably should be fixed.  GCC gives a warning on
         such constants.  */
 
-      unsigned_type = builtin_type_unsigned_int;
-      signed_type = builtin_type_int;
+      unsigned_type = parse_type->builtin_unsigned_int;
+      signed_type = parse_type->builtin_int;
     }
   else if (long_p <= 1
-          && (un >> (TARGET_LONG_BIT - 2)) == 0)
+          && (un >> (gdbarch_long_bit (parse_gdbarch) - 2)) == 0)
     {
-      high_bit = ((unsigned LONGEST)1) << (TARGET_LONG_BIT-1);
-      unsigned_type = builtin_type_unsigned_long;
-      signed_type = builtin_type_long;
+      high_bit
+       = ((unsigned LONGEST)1) << (gdbarch_long_bit (parse_gdbarch) - 1);
+      unsigned_type = parse_type->builtin_unsigned_long;
+      signed_type = parse_type->builtin_long;
     }
   else
     {
       high_bit = (((unsigned LONGEST)1)
-                 << (TARGET_LONG_LONG_BIT - 32 - 1)
+                 << (gdbarch_long_long_bit (parse_gdbarch) - 32 - 1)
                  << 16
                  << 16);
       if (high_bit == 0)
        /* A long long does not fit in a LONGEST.  */
        high_bit =
          (unsigned LONGEST)1 << (sizeof (LONGEST) * HOST_CHAR_BIT - 1);
-      unsigned_type = builtin_type_unsigned_long_long;
-      signed_type = builtin_type_long_long;
+      unsigned_type = parse_type->builtin_unsigned_long_long;
+      signed_type = parse_type->builtin_long_long;
     }
 
    putithere->typed_val_int.val = n;
@@ -1256,7 +1214,7 @@ static const struct token tokentab2[] =
 /* Read one token, getting characters through lexptr.  */
 
 static int
-yylex ()
+yylex (void)
 {
   int c, tokchr;
   int namelen;
@@ -1272,7 +1230,7 @@ yylex ()
   tokstart = lexptr;
   /* See if it is a special token of length 3.  */
   for (i = 0; i < sizeof tokentab3 / sizeof tokentab3[0]; i++)
-    if (STREQN (tokstart, tokentab3[i].operator, 3))
+    if (strncmp (tokstart, tokentab3[i].operator, 3) == 0)
       {
        lexptr += 3;
        yylval.opcode = tokentab3[i].opcode;
@@ -1281,13 +1239,14 @@ yylex ()
 
   /* See if it is a special token of length 2.  */
   for (i = 0; i < sizeof tokentab2 / sizeof tokentab2[0]; i++)
-    if (STREQN (tokstart, tokentab2[i].operator, 2))
+    if (strncmp (tokstart, tokentab2[i].operator, 2) == 0)
       {
        lexptr += 2;
        yylval.opcode = tokentab2[i].opcode;
        return tokentab2[i].token;
       }
 
+  c = 0;
   switch (tokchr = *tokstart)
     {
     case 0:
@@ -1306,29 +1265,27 @@ yylex ()
       lexptr++;
       c = *lexptr++;
       if (c == '\\')
-       c = parse_escape (&lexptr);
+       c = parse_escape (parse_gdbarch, &lexptr);
       else if (c == '\'')
-       error ("Empty character constant.");
+       error (_("Empty character constant."));
 
       yylval.typed_val_int.val = c;
-      yylval.typed_val_int.type = builtin_type_char;
+      yylval.typed_val_int.type = parse_type->builtin_char;
 
       c = *lexptr++;
       if (c != '\'')
        {
-         namelen = skip_quoted (tokstart, 
-                                get_gdb_completer_word_break_characters())
-           - tokstart;
+         namelen = skip_quoted (tokstart) - tokstart;
          if (namelen > 2)
            {
              lexptr = tokstart + namelen;
              if (lexptr[-1] != '\'')
-               error ("Unmatched single quote.");
+               error (_("Unmatched single quote."));
              namelen -= 2;
              tokstart++;
              goto tryname;
            }
-         error ("Invalid character constant.");
+         error (_("Invalid character constant."));
        }
       return INT;
 
@@ -1370,7 +1327,7 @@ yylex ()
        /* It's a number.  */
        int got_dot = 0, got_e = 0, toktype = FLOAT;
        /* Initialize toktype to anything other than ERROR.  */
-       register char *p = tokstart;
+       char *p = tokstart;
        int hex = input_radix > 10;
        int local_radix = input_radix;
        if (tokchr == '0' && (p[1] == 'x' || p[1] == 'X'))
@@ -1379,7 +1336,8 @@ yylex ()
            hex = 1;
            local_radix = 16;
          }
-       else if (tokchr == '0' && (p[1]=='t' || p[1]=='T' || p[1]=='d' || p[1]=='D'))
+       else if (tokchr == '0' && (p[1]=='t' || p[1]=='T'
+                                  || p[1]=='d' || p[1]=='D'))
          {
            p += 2;
            hex = 0;
@@ -1438,7 +1396,7 @@ yylex ()
 
            memcpy (err_copy, tokstart, p - tokstart);
            err_copy[p - tokstart] = 0;
-           error ("Invalid number \"%s\".", err_copy);
+           error (_("Invalid number \"%s\"."), err_copy);
          }
        lexptr = p;
        return toktype;
@@ -1476,7 +1434,7 @@ yylex ()
          tokptr = strchr(tokstart, '(');
          if (tokptr == NULL)
            {
-             error ("Missing '(' in @selector(...)");
+             error (_("Missing '(' in @selector(...)"));
            }
          tempbufindex = 0;
          tokptr++;     /* Skip the '('.  */
@@ -1491,7 +1449,7 @@ yylex ()
          } while ((*tokptr != ')') && (*tokptr != '\0'));
          if (*tokptr++ != ')')
            {
-             error ("Missing ')' in @selector(...)");
+             error (_("Missing ')' in @selector(...)"));
            }
          tempbuf[tempbufindex] = '\0';
          yylval.sval.ptr = tempbuf;
@@ -1538,7 +1496,7 @@ yylex ()
            break;
          case '\\':
            tokptr++;
-           c = parse_escape (&tokptr);
+           c = parse_escape (parse_gdbarch, &tokptr);
            if (c == -1)
              {
                continue;
@@ -1552,7 +1510,7 @@ yylex ()
       } while ((*tokptr != '"') && (*tokptr != '\0'));
       if (*tokptr++ != '"')
        {
-         error ("Unterminated string in expression.");
+         error (_("Unterminated string in expression."));
        }
       tempbuf[tempbufindex] = '\0';    /* See note above.  */
       yylval.sval.ptr = tempbuf;
@@ -1564,7 +1522,7 @@ yylex ()
   if (!(tokchr == '_' || tokchr == '$' || 
        (tokchr >= 'a' && tokchr <= 'z') || (tokchr >= 'A' && tokchr <= 'Z')))
     /* We must have come across a bad character (e.g. ';').  */
-    error ("Invalid character '%c' in expression.", c);
+    error (_("Invalid character '%c' in expression."), c);
 
   /* It's a name.  See how long it is.  */
   namelen = 0;
@@ -1597,55 +1555,43 @@ yylex ()
   switch (namelen)
     {
     case 8:
-      if (STREQN (tokstart, "unsigned", 8))
+      if (strncmp (tokstart, "unsigned", 8) == 0)
        return UNSIGNED;
-      if (current_language->la_language == language_cplus
-         && STREQN (tokstart, "template", 8))
+      if (parse_language->la_language == language_cplus
+         && strncmp (tokstart, "template", 8) == 0)
        return TEMPLATE;
-      if (STREQN (tokstart, "volatile", 8))
+      if (strncmp (tokstart, "volatile", 8) == 0)
        return VOLATILE_KEYWORD;
       break;
     case 6:
-      if (STREQN (tokstart, "struct", 6))
+      if (strncmp (tokstart, "struct", 6) == 0)
        return STRUCT;
-      if (STREQN (tokstart, "signed", 6))
+      if (strncmp (tokstart, "signed", 6) == 0)
        return SIGNED_KEYWORD;
-      if (STREQN (tokstart, "sizeof", 6))      
+      if (strncmp (tokstart, "sizeof", 6) == 0)
        return SIZEOF;
-      if (STREQN (tokstart, "double", 6))      
+      if (strncmp (tokstart, "double", 6) == 0) 
        return DOUBLE_KEYWORD;
       break;
     case 5:
-      if ((current_language->la_language == language_cplus)
-         && STREQN (tokstart, "class", 5))
+      if ((parse_language->la_language == language_cplus)
+         && strncmp (tokstart, "class", 5) == 0)
        return CLASS;
-      if (STREQN (tokstart, "union", 5))
+      if (strncmp (tokstart, "union", 5) == 0)
        return UNION;
-      if (STREQN (tokstart, "short", 5))
+      if (strncmp (tokstart, "short", 5) == 0)
        return SHORT;
-      if (STREQN (tokstart, "const", 5))
+      if (strncmp (tokstart, "const", 5) == 0)
        return CONST_KEYWORD;
       break;
     case 4:
-      if (STREQN (tokstart, "enum", 4))
+      if (strncmp (tokstart, "enum", 4) == 0)
        return ENUM;
-      if (STREQN (tokstart, "long", 4))
+      if (strncmp (tokstart, "long", 4) == 0)
        return LONG;
-      if (current_language->la_language == language_cplus
-         && STREQN (tokstart, "this", 4))
-       {
-         static const char this_name[] = {
-           CPLUS_MARKER, 't', 'h', 'i', 's', '\0' 
-         };
-
-         if (lookup_symbol (this_name, expression_context_block,
-                            VAR_NAMESPACE, (int *) NULL,
-                            (struct symtab **) NULL))
-           return THIS;
-       }
       break;
     case 3:
-      if (STREQN (tokstart, "int", 3))
+      if (strncmp (tokstart, "int", 3) == 0)
        return INT_KEYWORD;
       break;
     default:
@@ -1672,16 +1618,15 @@ yylex ()
     int is_a_field_of_this = 0, *need_this;
     int hextype;
 
-    if (current_language->la_language == language_cplus ||
-       current_language->la_language == language_objc)
+    if (parse_language->la_language == language_cplus ||
+       parse_language->la_language == language_objc)
       need_this = &is_a_field_of_this;
     else
       need_this = (int *) NULL;
 
     sym = lookup_symbol (tmp, expression_context_block,
-                        VAR_NAMESPACE,
-                        need_this,
-                        (struct symtab **) NULL);
+                        VAR_DOMAIN,
+                        need_this);
     /* Call lookup_symtab, not lookup_partial_symtab, in case there
        are no psymtabs (coff, xcoff, or some future change to blow
        away the psymtabs once symbols are read).  */
@@ -1758,8 +1703,7 @@ yylex ()
                      tmp1[p - namestart] = '\0';
                      cur_sym = lookup_symbol (ncopy, 
                                               expression_context_block,
-                                              VAR_NAMESPACE, (int *) NULL,
-                                              (struct symtab **) NULL);
+                                              VAR_DOMAIN, (int *) NULL);
                      if (cur_sym)
                        {
                          if (SYMBOL_CLASS (cur_sym) == LOC_TYPEDEF)
@@ -1786,16 +1730,18 @@ yylex ()
 #endif /* not 0 */
          return TYPENAME;
         }
-    if ((yylval.tsym.type = lookup_primitive_typename (tmp)) != 0)
-       return TYPENAME;
+    yylval.tsym.type
+      = language_lookup_primitive_type_by_name (parse_language,
+                                               parse_gdbarch, tmp);
+    if (yylval.tsym.type != NULL)
+      return TYPENAME;
 
     /* See if it's an ObjC classname.  */
     if (!sym)
       {
-       CORE_ADDR Class = lookup_objc_class(tmp);
+       CORE_ADDR Class = lookup_objc_class (parse_gdbarch, tmp);
        if (Class)
          {
-           extern struct symbol *lookup_struct_typedef();
            yylval.class.class = Class;
            if ((sym = lookup_struct_typedef (tmp, 
                                              expression_context_block, 
@@ -1834,8 +1780,8 @@ yyerror (msg)
      char *msg;
 {
   if (*lexptr == '\0')
-    error("A %s near end of expression.",  (msg ? msg : "error"));
+    error(_("A %s near end of expression."),  (msg ? msg : "error"));
   else
-    error ("A %s in expression, near `%s'.", (msg ? msg : "error"), 
+    error (_("A %s in expression, near `%s'."), (msg ? msg : "error"),
           lexptr);
 }
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