diff options
Diffstat (limited to 'gdb/parser-defs.h')
| -rw-r--r-- | gdb/parser-defs.h | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/gdb/parser-defs.h b/gdb/parser-defs.h index 6932559..3e81e0b 100644 --- a/gdb/parser-defs.h +++ b/gdb/parser-defs.h @@ -71,29 +71,15 @@ struct expr_builder expout->op = std::move (op); } - /* The size of the expression above. */ - - size_t expout_size; - /* The expression related to this parser state. */ expression_up expout; - - /* The number of elements already in the expression. This is used - to know where to put new elements. */ - - size_t expout_ptr; }; /* This is used for expression completion. */ struct expr_completion_state { - /* The index of the last struct expression directly before a '.' or - '->'. This is set when parsing and is only used when completing a - field name. It is -1 if no dereference operation was found. */ - int expout_last_struct = -1; - /* The last struct expression directly before a '.' or '->'. This is set when parsing and is only used when completing a field name. It is nullptr if no dereference operation was found. */ @@ -157,11 +143,6 @@ struct parser_state : public expr_builder return val; } - /* Mark the current index as the starting location of a structure - expression. This is used when completing on field names. */ - - void mark_struct_expression (); - /* Mark the given operation as the starting location of a structure expression. This is used when completing on field names. */ @@ -376,173 +357,13 @@ struct objc_class_str int theclass; }; -/* Reverse an expression from suffix form (in which it is constructed) - to prefix form (in which we can conveniently print or execute it). - Ordinarily this always returns -1. However, if LAST_STRUCT - is not -1 (i.e., we are trying to complete a field name), it will - return the index of the subexpression which is the left-hand-side - of the struct operation at LAST_STRUCT. */ - -extern int prefixify_expression (struct expression *expr, - int last_struct = -1); - -extern void write_exp_elt_opcode (struct expr_builder *, enum exp_opcode); - -extern void write_exp_elt_sym (struct expr_builder *, struct symbol *); - -extern void write_exp_elt_longcst (struct expr_builder *, LONGEST); - -extern void write_exp_elt_floatcst (struct expr_builder *, const gdb_byte *); - -extern void write_exp_elt_type (struct expr_builder *, struct type *); - -extern void write_exp_elt_intern (struct expr_builder *, struct internalvar *); - -extern void write_exp_string (struct expr_builder *, struct stoken); - -void write_exp_string_vector (struct expr_builder *, int type, - struct stoken_vector *vec); - -extern void write_exp_bitstring (struct expr_builder *, struct stoken); - -extern void write_exp_elt_block (struct expr_builder *, const struct block *); - -extern void write_exp_elt_objfile (struct expr_builder *, - struct objfile *objfile); - -extern void write_exp_msymbol (struct expr_builder *, - struct bound_minimal_symbol); - -extern void write_dollar_variable (struct parser_state *, struct stoken str); - -/* Write a reference to a symbol to the expression being built in PS. - NAME is the name of the symbol to write; SYM is the symbol. If SYM - is nullptr (meaning the 'symbol' member), a minimal symbol will be - searched for and used if available. Throws an exception if SYM is - nullptr and no minimal symbol can be found. */ - -extern void write_exp_symbol_reference (struct parser_state *ps, - const char *name, - struct block_symbol sym); - extern const char *find_template_name_end (const char *); extern std::string copy_name (struct stoken); -extern int dump_subexp (struct expression *, struct ui_file *, int); - -extern int dump_subexp_body_standard (struct expression *, - struct ui_file *, int); - -/* Dump (to STREAM) a function call like expression at position ELT in the - expression array EXP. Return a new value for ELT just after the - function call expression. */ - -extern int dump_subexp_body_funcall (struct expression *exp, - struct ui_file *stream, int elt); - -extern void operator_length (const struct expression *, int, int *, int *); - -extern void operator_length_standard (const struct expression *, int, int *, - int *); - -extern int operator_check_standard (struct expression *exp, int pos, - int (*objfile_func) - (struct objfile *objfile, void *data), - void *data); - extern bool parse_float (const char *p, int len, const struct type *type, gdb_byte *data); -/* These codes indicate operator precedences for expression printing, - least tightly binding first. */ -/* Adding 1 to a precedence value is done for binary operators, - on the operand which is more tightly bound, so that operators - of equal precedence within that operand will get parentheses. */ -/* PREC_HYPER and PREC_ABOVE_COMMA are not the precedence of any operator; - they are used as the "surrounding precedence" to force - various kinds of things to be parenthesized. */ -enum precedence - { - PREC_NULL, PREC_COMMA, PREC_ABOVE_COMMA, PREC_ASSIGN, PREC_LOGICAL_OR, - PREC_LOGICAL_AND, PREC_BITWISE_IOR, PREC_BITWISE_AND, PREC_BITWISE_XOR, - PREC_EQUAL, PREC_ORDER, PREC_SHIFT, PREC_ADD, PREC_MUL, PREC_REPEAT, - PREC_HYPER, PREC_PREFIX, PREC_SUFFIX, PREC_BUILTIN_FUNCTION - }; - -/* Table mapping opcodes into strings for printing operators - and precedences of the operators. */ - -struct op_print - { - const char *string; - enum exp_opcode opcode; - /* Precedence of operator. These values are used only by comparisons. */ - enum precedence precedence; - - /* For a binary operator: 1 iff right associate. - For a unary operator: 1 iff postfix. */ - int right_assoc; - }; - -/* Information needed to print, prefixify, and evaluate expressions for - a given language. */ - -struct exp_descriptor - { - /* Print subexpression. */ - void (*print_subexp) (struct expression *, int *, struct ui_file *, - enum precedence); - - /* Returns number of exp_elements needed to represent an operator and - the number of subexpressions it takes. */ - void (*operator_length) (const struct expression*, int, int*, int *); - - /* Call OBJFILE_FUNC for any objfile found being referenced by the - single operator of EXP at position POS. Operator parameters are - located at positive (POS + number) offsets in EXP. OBJFILE_FUNC - should never be called with NULL OBJFILE. OBJFILE_FUNC should - get passed an arbitrary caller supplied DATA pointer. If it - returns non-zero value then (any other) non-zero value should be - immediately returned to the caller. Otherwise zero should be - returned. */ - int (*operator_check) (struct expression *exp, int pos, - int (*objfile_func) (struct objfile *objfile, - void *data), - void *data); - - /* Dump the rest of this (prefix) expression after the operator - itself has been printed. See dump_subexp_body_standard in - (expprint.c). */ - int (*dump_subexp_body) (struct expression *, struct ui_file *, int); - - /* Evaluate an expression. */ - struct value *(*evaluate_exp) (struct type *, struct expression *, - int *, enum noside); - }; - - -/* Default descriptor containing standard definitions of all - elements. */ -extern const struct exp_descriptor exp_descriptor_standard; - -/* Functions used by language-specific extended operators to (recursively) - print/dump subexpressions. */ - -extern void print_subexp (struct expression *, int *, struct ui_file *, - enum precedence); - -extern void print_subexp_standard (struct expression *, int *, - struct ui_file *, enum precedence); - -/* Print a function call like expression to STREAM. This is called as a - helper function by which point the expression node identifying this as a - function call has already been stripped off and POS should point to the - number of function call arguments. EXP is the object containing the - list of expression elements. */ - -extern void print_subexp_funcall (struct expression *exp, int *pos, - struct ui_file *stream); /* Function used to avoid direct calls to fprintf in the code generated by the bison parser. */ |