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* c-exp.y (YYPRINT): Define.

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(c_print_token): New function.
This commit is contained in:
Tom Tromey 2013-03-21 15:01:55 +00:00
parent 71863e733e
commit 9507860ea9
2 changed files with 61 additions and 0 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2013-03-21 Tom Tromey <tromey@redhat.com>
* c-exp.y (YYPRINT): Define.
(c_print_token): New function.
2013-03-21 Tom Tromey <tromey@redhat.com>
* c-exp.y (%union) <sym, ivar, ivec>: Remove.

56
gdb/c-exp.y
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@ -167,6 +167,9 @@ void yyerror (char *);
static int parse_number (char *, int, int, YYSTYPE *);
static struct stoken operator_stoken (const char *);
static void check_parameter_typelist (VEC (type_ptr) *);
static void c_print_token (FILE *file, int type, YYSTYPE value);
#define YYPRINT(FILE, TYPE, VALUE) c_print_token (FILE, TYPE, VALUE)
%}
%type <voidval> exp exp1 type_exp start variable qualified_name lcurly
@ -3063,6 +3066,59 @@ c_parse (void)
return result;
}
/* This is called via the YYPRINT macro when parser debugging is
enabled. It prints a token's value. */
static void
c_print_token (FILE *file, int type, YYSTYPE value)
{
switch (type)
{
case INT:
fprintf (file, "typed_val_int<%s, %s>",
TYPE_SAFE_NAME (value.typed_val_int.type),
pulongest (value.typed_val_int.val));
break;
case CHAR:
case STRING:
{
char *copy = alloca (value.tsval.length + 1);
memcpy (copy, value.tsval.ptr, value.tsval.length);
copy[value.tsval.length] = '\0';
fprintf (file, "tsval<type=%d, %s>", value.tsval.type, copy);
}
break;
case NSSTRING:
case VARIABLE:
fprintf (file, "sval<%s>", copy_name (value.sval));
break;
case TYPENAME:
fprintf (file, "tsym<type=%s, name=%s>",
TYPE_SAFE_NAME (value.tsym.type),
copy_name (value.tsym.stoken));
break;
case NAME:
case UNKNOWN_CPP_NAME:
case NAME_OR_INT:
case BLOCKNAME:
fprintf (file, "ssym<name=%s, sym=%s, field_of_this=%d>",
copy_name (value.ssym.stoken),
(value.ssym.sym == NULL
? "(null)" : SYMBOL_PRINT_NAME (value.ssym.sym)),
value.ssym.is_a_field_of_this);
break;
case FILENAME:
fprintf (file, "bval<%s>", host_address_to_string (value.bval));
break;
}
}
void
yyerror (char *msg)