/* Parser definitions for GDB.
- Copyright (C) 1986, 1989-2000, 2002, 2007-2012 Free Software
- Foundation, Inc.
+ Copyright (C) 1986-2013 Free Software Foundation, Inc.
Modified from expread.y by the Department of Computer Science at the
State University of New York at Buffalo.
#define PARSER_DEFS_H 1
#include "doublest.h"
+#include "vec.h"
struct block;
/* If this is nonzero, this block is used as the lexical context
for symbol names. */
-extern struct block *expression_context_block;
+extern const struct block *expression_context_block;
/* If expression_context_block is non-zero, then this is the PC within
the block that we want to evaluate expressions at. When debugging
/* The innermost context required by the stack and register variables
we've encountered so far. */
-extern struct block *innermost_block;
+extern const struct block *innermost_block;
/* The block in which the most recently discovered symbol was found.
FIXME: Should be declared along with lookup_symbol in symtab.h; is not
related specifically to parsing. */
-extern struct block *block_found;
+extern const struct block *block_found;
/* Number of arguments seen so far in innermost function call. */
extern int arglist_len;
int class;
};
+typedef struct type *type_ptr;
+DEF_VEC_P (type_ptr);
/* For parsing of complicated types.
An array should be preceded in the list by the size of the array. */
tp_pointer,
tp_reference,
tp_array,
- tp_function,
+ tp_function,
+ tp_function_with_arguments,
tp_const,
tp_volatile,
- tp_space_identifier
+ tp_space_identifier,
+ tp_type_stack
};
/* The stack can contain either an enum type_pieces or an int. */
union type_stack_elt
{
enum type_pieces piece;
int int_val;
+ struct type_stack *stack_val;
+ VEC (type_ptr) *typelist_val;
};
-extern union type_stack_elt *type_stack;
-extern int type_stack_depth, type_stack_size;
+
+/* The type stack is an instance of this structure. */
+
+struct type_stack
+{
+ /* Elements on the stack. */
+ union type_stack_elt *elements;
+ /* Current stack depth. */
+ int depth;
+ /* Allocated size of stack. */
+ int size;
+};
/* Helper function to initialize the expout, expout_size, expout_ptr
trio before it is used to store expression elements created during
extern void write_exp_bitstring (struct stoken);
-extern void write_exp_elt_block (struct block *);
+extern void write_exp_elt_block (const struct block *);
extern void write_exp_elt_objfile (struct objfile *objfile);
extern int pop_type_int (void);
+extern struct type_stack *get_type_stack (void);
+
+extern struct type_stack *append_type_stack (struct type_stack *to,
+ struct type_stack *from);
+
+extern void push_type_stack (struct type_stack *stack);
+
+extern void type_stack_cleanup (void *arg);
+
+extern void push_typelist (VEC (type_ptr) *typelist);
+
extern int length_of_subexp (struct expression *, int);
extern int dump_subexp (struct expression *, struct ui_file *, int);
void *data),
void *data);
- /* Name of this operator for dumping purposes. */
+ /* Name of this operator for dumping purposes.
+ The returned value should never be NULL, even if EXP_OPCODE is
+ an unknown opcode (a string containing an image of the numeric
+ value of the opcode can be returned, for instance). */
char *(*op_name) (enum exp_opcode);
/* Dump the rest of this (prefix) expression after the operator
extern int exp_uses_objfile (struct expression *exp, struct objfile *objfile);
+extern void mark_completion_tag (enum type_code, const char *ptr,
+ int length);
+
#endif /* PARSER_DEFS_H */
+