#include "defs.h"
#include <ctype.h>
#include "arch-utils.h"
#include "gdb_string.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "frame.h"
#include "expression.h"
#include "value.h"
#include "command.h"
#include "language.h"
#include "f-lang.h"
#include "parser-defs.h"
#include "gdbcmd.h"
#include "symfile.h"
#include "inferior.h"
#include "doublest.h"
#include "gdb_assert.h"
#include "block.h"
#include "source.h"
#include "objfiles.h"
#include "exceptions.h"
#include "user-regs.h"

Classes
struct	funcall
Functions
static void	show_expressiondebug (struct ui_file file, int from_tty, struct cmd_list_element c, const char *value)
static void	show_parserdebug (struct ui_file file, int from_tty, struct cmd_list_element c, const char *value)
static void	free_funcalls (void *ignore)
static int	prefixify_subexp (struct expression , struct expression , int, int)
static struct expression *	parse_exp_in_context (const char *, CORE_ADDR, const struct block , int, int, int *)
static struct expression *	parse_exp_in_context_1 (const char *, CORE_ADDR, const struct block , int, int, int *)
void	_initialize_parse (void)
void	start_arglist (void)
int	end_arglist (void)
void	initialize_expout (int initial_size, const struct language_defn lang, struct gdbarch gdbarch)
void	reallocate_expout (void)
static void	write_exp_elt (const union exp_element *expelt)
void	write_exp_elt_opcode (enum exp_opcode expelt)
void	write_exp_elt_sym (struct symbol *expelt)
void	write_exp_elt_block (const struct block *b)
void	write_exp_elt_objfile (struct objfile *objfile)
void	write_exp_elt_longcst (LONGEST expelt)
void	write_exp_elt_dblcst (DOUBLEST expelt)
void	write_exp_elt_decfloatcst (gdb_byte expelt[16])
void	write_exp_elt_type (struct type *expelt)
void	write_exp_elt_intern (struct internalvar *expelt)
void	write_exp_string (struct stoken str)
void	write_exp_string_vector (int type, struct stoken_vector *vec)
void	write_exp_bitstring (struct stoken str)
void	write_exp_msymbol (struct bound_minimal_symbol bound_msym)
void	mark_struct_expression (void)
void	mark_completion_tag (enum type_code tag, const char *ptr, int length)
void	write_dollar_variable (struct stoken str)
const char *	find_template_name_end (const char *p)
char *	copy_name (struct stoken token)
int	prefixify_expression (struct expression *expr)
int	length_of_subexp (struct expression *expr, int endpos)
void	operator_length (const struct expression expr, int endpos, int oplenp, int *argsp)
void	operator_length_standard (const struct expression expr, int endpos, int oplenp, int *argsp)
struct expression *	parse_exp_1 (const char *stringptr, CORE_ADDR pc, const struct block block, int comma)
struct expression *	parse_expression (const char *string)
struct type *	parse_expression_for_completion (const char string, char name, enum type_code code)
void	null_post_parser (struct expression **exp, int void_context_p)
int	parse_float (const char p, int len, DOUBLEST d, const char **suffix)
int	parse_c_float (struct gdbarch gdbarch, const char p, int len, DOUBLEST d, struct type *t)
static void	type_stack_reserve (struct type_stack *stack, int howmuch)
static void	check_type_stack_depth (void)
static void	insert_into_type_stack (int slot, union type_stack_elt element)
void	insert_type (enum type_pieces tp)
void	push_type (enum type_pieces tp)
void	push_type_int (int n)
void	insert_type_address_space (char *string)
enum type_pieces	pop_type (void)
int	pop_type_int (void)
static	VEC (type_ptr)
static struct type_stack *	pop_type_stack (void)
struct type_stack *	append_type_stack (struct type_stack to, struct type_stack from)
void	push_type_stack (struct type_stack *stack)
struct type_stack *	get_type_stack (void)
void	type_stack_cleanup (void *arg)
void	push_typelist (VEC(type_ptr)*list)
struct type *	follow_types (struct type *follow_type)
void	parser_fprintf (FILE x, const char y,...)
int	operator_check_standard (struct expression exp, int pos, int(objfile_func)(struct objfile objfile, void data), void *data)
static int	exp_iterate (struct expression exp, int(objfile_func)(struct objfile objfile, void data), void *data)
static int	exp_uses_objfile_iter (struct objfile exp_objfile, void objfile_voidp)
int	exp_uses_objfile (struct expression exp, struct objfile objfile)
Variables
struct exp_descriptor	exp_descriptor_standard
struct expression *	expout
int	expout_size
int	expout_ptr
struct block *	expression_context_block
CORE_ADDR	expression_context_pc
struct block *	innermost_block
int	arglist_len
static struct type_stack	type_stack
const char *	lexptr
const char *	prev_lexptr
int	paren_depth
int	comma_terminates
int	parse_completion
static int	expout_last_struct = -1
static enum type_code	expout_tag_completion_type = TYPE_CODE_UNDEF
static char *	expout_completion_name
static unsigned int	expressiondebug = 0
int	parser_debug
static struct funcall *	funcall_chain

Function Documentation

void _initialize_parse ( void )

struct type_stack* append_type_stack	(	struct type_stack *	to,
		struct type_stack *	from
	)		`[read]`

Definition at line 1573 of file parse.c.

References type_stack::depth, type_stack::elements, memcpy(), to, and type_stack_reserve().

static void check_type_stack_depth ( void ) [static]

Definition at line 1444 of file parse.c.

References type_stack_reserve().

Referenced by insert_into_type_stack(), push_type(), push_type_int(), push_type_stack(), and push_typelist().

char* copy_name ( struct stoken token )

Definition at line 808 of file parse.c.

References stoken::length, memcpy(), stoken::ptr, and xrealloc().

Referenced by c_print_token(), classify_inner_name(), classify_name(), classify_packaged_name(), classify_unsafe_function(), java_type_from_name(), lex_one_token(), push_expression_name(), push_qualified_expression_name(), push_variable(), write_dollar_variable(), and yylex().

int end_arglist ( void )

Definition at line 162 of file parse.c.

References arglist_len, funcall::arglist_len, funcall_chain, funcall::next, and xfree().

static int exp_iterate	(	struct expression *	exp,
		int()(struct objfile objfile, void *data)	objfile_func,
		void *	data
	)		`[static]`

Definition at line 1863 of file parse.c.

References gdb_assert, language_defn::la_exp_desc, expression::language_defn, expression::nelts, exp_descriptor::operator_check, and operator_length().

Referenced by exp_uses_objfile().

int exp_uses_objfile	(	struct expression *	exp,
		struct objfile *	objfile
	)

Definition at line 1905 of file parse.c.

References exp_iterate(), exp_uses_objfile_iter(), gdb_assert, and objfile::separate_debug_objfile_backlink.

Referenced by clear_dangling_display_expressions().

static int exp_uses_objfile_iter	(	struct objfile *	exp_objfile,
		void *	objfile_voidp
	)		`[static]`

Definition at line 1890 of file parse.c.

References objfile::separate_debug_objfile_backlink.

Referenced by exp_uses_objfile().

const char* find_template_name_end ( const char * p )

Definition at line 737 of file parse.c.

Referenced by lex_one_token().

struct type* follow_types ( struct type * follow_type ) [read]

static void free_funcalls ( void * ignore ) [static]

Definition at line 177 of file parse.c.

References funcall::next, and xfree().

Referenced by parse_exp_in_context_1().

struct type_stack* get_type_stack ( void ) [read]

Definition at line 1599 of file parse.c.

References type_stack::depth, type_stack::elements, type_stack::size, and type_stack.

void initialize_expout	(	int	initial_size,
		const struct language_defn *	lang,
		struct gdbarch *	gdbarch
	)

Definition at line 194 of file parse.c.

References EXP_ELEM_TO_BYTES, expout_ptr, expout_size, expression::gdbarch, expression::language_defn, and xmalloc().

Referenced by parse_exp_in_context_1(), and stap_parse_argument().

static void insert_into_type_stack	(	int	slot,
		union type_stack_elt	element
	)		`[static]`

Definition at line 1454 of file parse.c.

References check_type_stack_depth(), type_stack::depth, type_stack::elements, and memmove().

Referenced by insert_type(), and insert_type_address_space().

void insert_type ( enum type_pieces tp )

Definition at line 1472 of file parse.c.

References type_stack::depth, gdb_assert, insert_into_type_stack(), type_stack_elt::piece, tp_const, tp_pointer, tp_reference, and tp_volatile.

void insert_type_address_space ( char * string )

Definition at line 1515 of file parse.c.

References address_space_name_to_int(), type_stack::depth, insert_into_type_stack(), type_stack_elt::int_val, parse_gdbarch, type_stack_elt::piece, and tp_space_identifier.

int length_of_subexp	(	struct expression *	expr,
		int	endpos
	)

Definition at line 854 of file parse.c.

References length_of_subexp(), and operator_length().

Referenced by copy_exp(), length_of_subexp(), and prefixify_subexp().

void mark_completion_tag	(	enum type_code	tag,
		const char *	ptr,
		int	length
	)

Definition at line 602 of file parse.c.

References expout_completion_name, expout_last_struct, expout_tag_completion_type, gdb_assert, memcpy(), parse_completion, TYPE_CODE_CLASS, TYPE_CODE_ENUM, TYPE_CODE_STRUCT, TYPE_CODE_UNDEF, TYPE_CODE_UNION, and xmalloc().

void mark_struct_expression ( void )

Definition at line 590 of file parse.c.

References expout_last_struct, expout_ptr, expout_tag_completion_type, gdb_assert, parse_completion, and TYPE_CODE_UNDEF.

void null_post_parser	(	struct expression **	exp,
		int	void_context_p
	)

Definition at line 1353 of file parse.c.

int operator_check_standard	(	struct expression *	exp,
		int	pos,
		int()(struct objfile objfile, void *data)	objfile_func,
		void *	data
	)

Definition at line 1775 of file parse.c.

References exp_element::block, expression::elts, gdb_assert, exp_element::longconst, LONGEST, lookup_objfile_from_block(), exp_element::objfile, exp_element::symbol, SYMBOL_SYMTAB, SYMBOL_TYPE, exp_element::type, and TYPE_OBJFILE.

Referenced by ada_operator_check().

void operator_length	(	const struct expression *	expr,
		int	endpos,
		int *	oplenp,
		int *	argsp
	)

Definition at line 874 of file parse.c.

References language_defn::la_exp_desc, expression::language_defn, and exp_descriptor::operator_length.

Referenced by exp_iterate(), length_of_subexp(), prefixify_subexp(), and watchpoint_exp_is_const().

void operator_length_standard	(	const struct expression *	expr,
		int	endpos,
		int *	oplenp,
		int *	argsp
	)

Definition at line 884 of file parse.c.

References _, BOTH_BOUND_DEFAULT, BYTES_TO_EXP_ELEM, expression::elts, error(), HIGH_BOUND_DEFAULT, int, exp_element::longconst, longest_to_int(), LOW_BOUND_DEFAULT, NONE_BOUND_DEFAULT, and exp_element::opcode.

Referenced by ada_operator_length().

int parse_c_float	(	struct gdbarch *	gdbarch,
		const char *	p,
		int	len,
		DOUBLEST *	d,
		struct type **	t
	)

Definition at line 1393 of file parse.c.

References builtin_type::builtin_double, builtin_type::builtin_float, builtin_type::builtin_long_double, builtin_type(), and parse_float().

Referenced by parse_go_float(), and parse_number().

struct expression* parse_exp_1	(	const char **	stringptr,
		CORE_ADDR	pc,
		const struct block *	block,
		int	comma
	)		`[read]`

static struct expression * parse_exp_in_context	(	const char **	stringptr,
		CORE_ADDR	pc,
		const struct block *	block,
		int	comma,
		int	void_context_p,
		int *	out_subexp
	)		`[static, read]`

Definition at line 1141 of file parse.c.

References parse_exp_in_context_1().

Referenced by parse_exp_1(), and parse_expression_for_completion().

static struct expression * parse_exp_in_context_1	(	const char **	stringptr,
		CORE_ADDR	pc,
		const struct block *	block,
		int	comma,
		int	void_context_p,
		int *	out_subexp
	)		`[static, read]`

Definition at line 1157 of file parse.c.

References _, block_linkage_function(), BLOCK_START, BLOCKVECTOR, BLOCKVECTOR_BLOCK, comma_terminates, current_language, type_stack::depth, discard_cleanups(), do_cleanups(), dump_prefix_expression(), dump_raw_expression(), error_no_arg(), expout, expout_completion_name, expout_last_struct, expout_tag_completion_type, expression_context_pc, expressiondebug, free_funcalls(), func, gdb_stdlog, get_current_arch(), get_current_source_symtab_and_line(), get_selected_block(), initialize_expout(), language_defn::la_error, language_defn::la_language, language_defn::la_parser, language_defn::la_post_parser, language_def(), language_mode_auto, language_unknown, lexptr, make_cleanup(), make_cleanup_restore_current_language(), paren_depth, parse_completion, prefixify_expression(), prev_lexptr, reallocate_expout(), gdb_exception::reason, RETURN_MASK_ALL, set_language(), STATIC_BLOCK, SYMBOL_LANGUAGE, symtab_and_line::symtab, throw_exception(), TRY_CATCH, TYPE_CODE_UNDEF, and xfree().

Referenced by parse_exp_in_context().

struct expression* parse_expression ( const char * string ) [read]

struct type* parse_expression_for_completion	(	const char *	string,
		char **	name,
		enum type_code *	code
	)		`[read]`

Definition at line 1302 of file parse.c.

References evaluate_subexpression_type(), expout_completion_name, expout_last_struct, expout_tag_completion_type, extract_field_op(), parse_completion, parse_exp_in_context(), gdb_exception::reason, RETURN_MASK_ERROR, TRY_CATCH, TYPE_CODE_UNDEF, value_type(), and xfree().

int parse_float	(	const char *	p,
		int	len,
		DOUBLEST *	d,
		const char **	suffix
	)

Definition at line 1365 of file parse.c.

References DOUBLEST_SCAN_FORMAT, len, memcpy(), xfree(), and xmalloc().

Referenced by parse_c_float(), and parse_number().

void parser_fprintf	(	FILE *	x,
		const char *	y,
			...
	)

Definition at line 1757 of file parse.c.

References fprintf_unfiltered(), gdb_stderr, and vfprintf_unfiltered().

enum type_pieces pop_type ( void )

Definition at line 1535 of file parse.c.

References type_stack::depth, type_stack::elements, type_stack_elt::piece, and tp_end.

Referenced by follow_types().

int pop_type_int ( void )

Definition at line 1543 of file parse.c.

References type_stack::depth, type_stack::elements, and type_stack_elt::int_val.

Referenced by follow_types().

static struct type_stack* pop_type_stack ( void ) [static, read]

Definition at line 1563 of file parse.c.

References type_stack::depth, type_stack::elements, gdb_assert, and type_stack_elt::stack_val.

Referenced by follow_types().

int prefixify_expression ( struct expression * expr )

Definition at line 836 of file parse.c.

References len, memcpy(), expression::nelts, and prefixify_subexp().

Referenced by parse_exp_in_context_1(), and stap_parse_probe_arguments().

static int prefixify_subexp	(	struct expression *	inexpr,
		struct expression *	outexpr,
		int	inend,
		int	outbeg
	)		`[static]`

Definition at line 1067 of file parse.c.

References expression::elts, EXP_ELEM_TO_BYTES, expout_last_struct, length_of_subexp(), memcpy(), and operator_length().

Referenced by prefixify_expression().

void push_type ( enum type_pieces tp )

Definition at line 1493 of file parse.c.

References check_type_stack_depth(), type_stack::depth, type_stack::elements, and type_stack_elt::piece.

Referenced by push_type_stack(), and push_typelist().

void push_type_int ( int n )

Definition at line 1500 of file parse.c.

References check_type_stack_depth(), type_stack::depth, type_stack::elements, and type_stack_elt::int_val.

void push_type_stack ( struct type_stack * stack )

Definition at line 1587 of file parse.c.

References check_type_stack_depth(), type_stack::depth, type_stack::elements, push_type(), type_stack_elt::stack_val, and tp_type_stack.

void push_typelist ( VEC(type_ptr)* list )

Definition at line 1627 of file parse.c.

References check_type_stack_depth(), type_stack::depth, type_stack::elements, push_type(), and tp_function_with_arguments.

void reallocate_expout ( void )

Definition at line 208 of file parse.c.

References EXP_ELEM_TO_BYTES, expout_ptr, expression::nelts, and xrealloc().

Referenced by parse_exp_in_context_1(), and stap_parse_argument().

static void show_expressiondebug	(	struct ui_file *	file,
		int	from_tty,
		struct cmd_list_element *	c,
		const char *	value
	)		`[static]`

Definition at line 100 of file parse.c.

References _, and fprintf_filtered().

static void show_parserdebug	(	struct ui_file *	file,
		int	from_tty,
		struct cmd_list_element *	c,
		const char *	value
	)		`[static]`

Definition at line 111 of file parse.c.

References _, and fprintf_filtered().

void start_arglist ( void )

Definition at line 147 of file parse.c.

References arglist_len, funcall::arglist_len, funcall_chain, and xmalloc().

void type_stack_cleanup ( void * arg )

Definition at line 1614 of file parse.c.

References type_stack::elements, and xfree().

static void type_stack_reserve	(	struct type_stack *	stack,
		int	howmuch
	)		`[static]`

Definition at line 1429 of file parse.c.

References type_stack::depth, type_stack::elements, type_stack::size, and xrealloc().

Referenced by append_type_stack(), and check_type_stack_depth().

static VEC ( type_ptr ) [static]

Definition at line 1553 of file parse.c.

References type_stack::depth, type_stack::elements, and gdb_assert.

void write_dollar_variable ( struct stoken str )

Definition at line 641 of file parse.c.

References block_found, copy_name(), create_internalvar(), stoken::length, LONGEST, lookup_bound_minimal_symbol(), lookup_only_internalvar(), lookup_symbol(), bound_minimal_symbol::minsym, parse_gdbarch, stoken::ptr, user_reg_map_name_to_regnum(), VAR_DOMAIN, write_exp_elt_block(), write_exp_elt_intern(), write_exp_elt_longcst(), write_exp_elt_opcode(), write_exp_elt_sym(), write_exp_msymbol(), and write_exp_string().

Referenced by yylex().

void write_exp_bitstring ( struct stoken str )

Definition at line 460 of file parse.c.

References bits, BYTES_TO_EXP_ELEM, expression::elts, expout, expout_ptr, expout_size, HOST_CHAR_BIT, len, stoken::length, LONGEST, max, memcpy(), stoken::ptr, write_exp_elt_longcst(), and xrealloc().

static void write_exp_elt ( const union exp_element * expelt ) [static]

Definition at line 226 of file parse.c.

References expression::elts, expout, expout_ptr, expout_size, and xrealloc().

Referenced by write_exp_elt_block(), write_exp_elt_dblcst(), write_exp_elt_decfloatcst(), write_exp_elt_intern(), write_exp_elt_longcst(), write_exp_elt_objfile(), write_exp_elt_opcode(), write_exp_elt_sym(), and write_exp_elt_type().

void write_exp_elt_block ( const struct block * b )

Definition at line 259 of file parse.c.

References exp_element::block, memset(), and write_exp_elt().

Referenced by push_variable(), write_ambiguous_var(), write_dollar_variable(), and write_var_from_sym().

void write_exp_elt_dblcst ( DOUBLEST expelt )

Definition at line 289 of file parse.c.

References exp_element::doubleconst, memset(), and write_exp_elt().

void write_exp_elt_decfloatcst ( gdb_byte expelt[16] )

Definition at line 299 of file parse.c.

References exp_element::decfloatconst, and write_exp_elt().

void write_exp_elt_intern ( struct internalvar * expelt )

Definition at line 321 of file parse.c.

References exp_element::internalvar, memset(), and write_exp_elt().

Referenced by write_dollar_variable().

void write_exp_elt_longcst ( LONGEST expelt )

Definition at line 279 of file parse.c.

References exp_element::longconst, memset(), and write_exp_elt().

Referenced by arm_stap_parse_special_token(), end_msglist(), i386_stap_parse_special_token(), stap_parse_register_operand(), stap_parse_single_operand(), write_dollar_variable(), write_exp_bitstring(), write_exp_msymbol(), write_exp_string(), write_exp_string_vector(), write_int(), and write_object_renaming().

void write_exp_elt_objfile ( struct objfile * objfile )

Definition at line 269 of file parse.c.

References memset(), exp_element::objfile, and write_exp_elt().

Referenced by write_exp_msymbol().

void write_exp_elt_opcode ( enum exp_opcode expelt )

void write_exp_elt_sym ( struct symbol * expelt )

Definition at line 249 of file parse.c.

References memset(), exp_element::symbol, and write_exp_elt().

Referenced by push_variable(), write_ambiguous_var(), write_dollar_variable(), and write_var_from_sym().

void write_exp_elt_type ( struct type * expelt )

Definition at line 311 of file parse.c.

References memset(), exp_element::type, and write_exp_elt().

Referenced by arm_stap_parse_special_token(), i386_stap_parse_special_token(), push_expression_name(), push_qualified_expression_name(), stap_parse_argument(), stap_parse_register_operand(), stap_parse_single_operand(), write_exp_msymbol(), write_int(), and write_object_renaming().

void write_exp_msymbol ( struct bound_minimal_symbol bound_msym )

void write_exp_string ( struct stoken str )

Definition at line 352 of file parse.c.

References BYTES_TO_EXP_ELEM, expression::elts, expout, expout_ptr, expout_size, len, stoken::length, LONGEST, max, memcpy(), stoken::ptr, write_exp_elt_longcst(), and xrealloc().

Referenced by arm_stap_parse_special_token(), i386_stap_parse_special_token(), ppc_stap_parse_special_token(), push_fieldnames(), push_qualified_expression_name(), push_variable(), stap_parse_register_operand(), write_destructor_name(), write_dollar_variable(), and write_exp_op_with_string().

void write_exp_string_vector	(	int	type,
		struct stoken_vector *	vec
	)

Definition at line 403 of file parse.c.

References BYTES_TO_EXP_ELEM, expression::elts, EXP_ELEM_TO_BYTES, expout, expout_ptr, expout_size, len, stoken_vector::len, typed_stoken::length, max, memcpy(), typed_stoken::ptr, stoken_vector::tokens, write_exp_elt_longcst(), write_exp_elt_opcode(), and xrealloc().

Variable Documentation

int arglist_len

Definition at line 76 of file parse.c.

Referenced by end_arglist(), and start_arglist().

int comma_terminates

Definition at line 81 of file parse.c.

Referenced by lex_one_token(), parse_exp_in_context_1(), and yylex().

struct exp_descriptor exp_descriptor_standard

Initial value:

 
  {
    print_subexp_standard,
    operator_length_standard,
    operator_check_standard,
    op_name_standard,
    dump_subexp_body_standard,
    evaluate_subexp_standard
  }

Definition at line 59 of file parse.c.

struct expression* expout

Definition at line 70 of file parse.c.

Referenced by insert_exp(), parse_exp_in_context_1(), stap_parse_argument(), write_exp_bitstring(), write_exp_elt(), write_exp_string(), and write_exp_string_vector().