esql_symbol_table.c File Reference

#include "config.h"
#include <assert.h>
#include <stdlib.h>
#include "esql_grammar.h"
#include "misc_string.h"
#include "esql_misc.h"
#include "memory_alloc.h"

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Classes
struct	linkchunk

Macros
#define	LCHUNK   10

Typedefs
typedef struct linkchunk	LINKCHUNK

Enumerations
enum	esql_err_msg { MSG_ILLEGAL_ARRAY = 1, MSG_UNKNOWN_CLASS = 2, MSG_BAD_NOUN = 3 }

Functions
static void	es_print_symbol (SYMBOL *sym, FILE *fp)
static void	es_print_struct (STRUCTDEF *sdef, FILE *fp)
SYMTAB *	pp_new_symtab (void)
void	pp_free_symtab (SYMTAB *symtab, HT_FREE_FN free_fn)
SYMBOL *	pp_new_symbol (const char *name, int scope)
void	pp_discard_symbol (SYMBOL *sym)
void	pp_discard_symbol_chain (SYMBOL *sym)
LINK *	pp_new_link (void)
void	pp_discard_link_chain (LINK *p)
void	pp_discard_link (LINK *p)
STRUCTDEF *	pp_new_structdef (const char *tag)
void	pp_discard_structdef (STRUCTDEF *sdef)
void	pp_discard_structdef_chain (STRUCTDEF *sdef_chain)
STRUCTDEF *	pp_new_pseudo_def (SPECIFIER_NOUN type, const char *subscript)
void	pp_add_declarator (SYMBOL *sym, int type)
SYMBOL *	pp_clone_symbol (SYMBOL *sym)
LINK *	pp_clone_type (LINK *tchain, LINK **endp)
int	pp_the_same_type (LINK *p1, LINK *p2, int relax)
char *	pp_attr_str (LINK *type)
const char *	pp_type_str (LINK *link)
void	pp_print_syms (FILE *fp)
SYMBOL *	pp_findsym (SYMTAB *symtab, unsigned char *name)
void	pp_symbol_init (void)
void	pp_symbol_finish (void)
void	pp_symbol_stats (FILE *fp)

Variables
SYMTAB *	pp_Symbol_table
SYMTAB *	pp_Struct_table
static SYMBOL *	symbol_free_list
static LINK *	link_free_list
static STRUCTDEF *	struct_free_list
static const unsigned int	SYMTAB_SIZE = 511
static LINKCHUNK *	link_chunks
static int	syms_to_free_lists = 1
static int	syms_allocated = 0
static int	syms_deallocated = 0
static int	sdefs_allocated = 0
static int	sdefs_deallocated = 0
static int	links_allocated = 0
static int	links_deallocated = 0

Macro Definition Documentation

#define LCHUNK   10

Definition at line 35 of file esql_symbol_table.c.

Referenced by pp_new_link().

Typedef Documentation

typedef struct linkchunk LINKCHUNK

Enumeration Type Documentation

enum esql_err_msg

Enumerator
MSG_ILLEGAL_ARRAY
MSG_UNKNOWN_CLASS
MSG_BAD_NOUN

Definition at line 43 of file esql_symbol_table.c.

Function Documentation

static void es_print_struct ( STRUCTDEF *  sdef, FILE *  fp  )

static

Definition at line 781 of file esql_symbol_table.c.

References structdef::fields, symbol::name, symbol::next, pp_type_str(), structdef::tag, symbol::type, and structdef::type_string.

Referenced by pp_print_syms().

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static void es_print_symbol ( SYMBOL *  sym, FILE *  fp  )

static

Definition at line 769 of file esql_symbol_table.c.

References symbol::level, symbol::name, pp_type_str(), and symbol::type.

Referenced by pp_print_syms().

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void pp_add_declarator	(	SYMBOL *	sym,
		int	type
	)

Definition at line 452 of file esql_symbol_table.c.

References declarator::args, symbol::args, link::d, D_FUNCTION, D_POINTER, declarator::dcl_type, link::decl, esql_yyverror(), symbol::etype, EX_SYMBOL_SET, IS_ARRAY, linkchunk::link, MSG_ILLEGAL_ARRAY, link::next, NULL, pp_get_msg(), pp_new_link(), and symbol::type.

Referenced by pp_hv_init(), and pp_new_pseudo_def().

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char* pp_attr_str

(

LINK *

type

)

Definition at line 620 of file esql_symbol_table.c.

References assert, link::decl, specifier::is_long, specifier::is_short, IS_SPECIFIER, specifier::is_unsigned, N_CHR, N_FLOAT, N_INT, specifier::noun, and link::s.

Referenced by pp_type_str().

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SYMBOL* pp_clone_symbol

(

SYMBOL *

sym

)

Definition at line 493 of file esql_symbol_table.c.

References symbol::etype, symbol::level, symbol::name, symbol::next, NULL, pp_clone_type(), pp_new_symbol(), and symbol::type.

Referenced by pp_clone_type().

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LINK* pp_clone_type	(	LINK *	tchain,
		LINK **	endp
	)

Definition at line 518 of file esql_symbol_table.c.

References declarator::args, link::d, link::decl, IS_ARRAY, IS_FUNCT, link::next, symbol::next, NULL, declarator::num_ele, pp_clone_symbol(), pp_new_link(), pp_strdup(), and link::tdef.

Referenced by pp_add_spec_to_decl(), pp_clone_symbol(), pp_new_host_var(), and pp_struct_deref().

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void pp_discard_link

(

LINK *

p

)

Definition at line 266 of file esql_symbol_table.c.

References declarator::args, link::d, link::decl, free_and_init, IS_ARRAY, IS_FUNCT, link_free_list, links_deallocated, link::next, declarator::num_ele, p, and pp_discard_symbol_chain().

Referenced by pp_add_dummy_structdef(), pp_add_spec_to_decl(), pp_discard_link_chain(), pp_hv_init(), pp_new_pseudo_def(), pp_ptr_deref(), and pp_struct_deref().

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void pp_discard_link_chain

(

LINK *

p

)

Definition at line 248 of file esql_symbol_table.c.

References linkchunk::next, link::next, and pp_discard_link().

Referenced by pp_add_typedefed_spec(), pp_discard_symbol(), pp_free_host_var(), and pp_struct_deref().

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void pp_discard_structdef

(

STRUCTDEF *

sdef

)

Definition at line 339 of file esql_symbol_table.c.

References es_ht_free_symbol(), structdef::fields, free_and_init, structdef::next, pp_discard_symbol_chain(), sdefs_deallocated, struct_free_list, syms_to_free_lists, and structdef::tag.

Referenced by pp_add_struct_spec(), pp_discard_structdef_chain(), and pp_symbol_finish().

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void pp_discard_structdef_chain

(

STRUCTDEF *

sdef_chain

)

Definition at line 369 of file esql_symbol_table.c.

References linkchunk::next, structdef::next, NULL, and pp_discard_structdef().

Referenced by pp_pop_name_scope().

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void pp_discard_symbol

(

SYMBOL *

sym

)

Definition at line 139 of file esql_symbol_table.c.

References symbol::args, es_ht_free_symbol(), free_and_init, IS_FUNCT, symbol::name, symbol::next, pp_discard_link_chain(), pp_discard_symbol_chain(), symbol_free_list, syms_deallocated, syms_to_free_lists, and symbol::type.

Referenced by pp_add_symbols_to_table(), pp_discard_symbol_chain(), pp_hv_finish(), and pp_symbol_finish().

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void pp_discard_symbol_chain

(

SYMBOL *

sym

)

Definition at line 183 of file esql_symbol_table.c.

References symbol::next, p, and pp_discard_symbol().

Referenced by pp_discard_link(), pp_discard_structdef(), pp_discard_symbol(), and pp_pop_name_scope().

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SYMBOL* pp_findsym	(	SYMTAB *	symtab,
		unsigned char *	name
	)

Definition at line 831 of file esql_symbol_table.c.

References hash_tab_s::find_symbol, and symbol::name.

Referenced by pp_add_symbols_to_table(), and pp_new_pseudo_def().

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void pp_free_symtab	(	SYMTAB *	symtab,
		HT_FREE_FN	free_fn
	)

Definition at line 90 of file esql_symbol_table.c.

References hash_tab_s::free_table.

Referenced by pp_symbol_finish().

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LINK* pp_new_link

(

void

)

Definition at line 200 of file esql_symbol_table.c.

References link::decl, esql_yyverror(), EX_MISC_SET, i, specifier::is_long, specifier::is_short, LCHUNK, linkchunk::link, link_chunks, link_free_list, links_allocated, MSG_OUT_OF_MEMORY, linkchunk::next, link::next, NULL, p, pp_get_msg(), and link::s.

Referenced by pp_add_declarator(), pp_addr_of(), pp_clone_type(), and pp_new_type_spec().

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STRUCTDEF* pp_new_pseudo_def	(	SPECIFIER_NOUN	type,
		const char *	subscript
	)

Definition at line 395 of file esql_symbol_table.c.

References hash_tab_s::add_symbol, link::d, D_ARRAY, link::decl, symbol::etype, structdef::fields, N_VARCHAR, symbol::next, NULL, declarator::num_ele, pp_add_declarator(), pp_add_spec_to_decl(), pp_add_type_noun(), pp_add_typedefed_spec(), pp_current_type_spec(), pp_discard_link(), pp_findsym(), pp_nesting_level, pp_new_structdef(), pp_new_symbol(), pp_pop_spec_scope(), pp_push_spec_scope(), pp_reset_current_type_spec(), pp_strdup(), symbol::type, VARCHAR_ARRAY_NAME, VARCHAR_LENGTH_NAME, vs_free(), vs_new(), vs_sprintf(), and vs_str().

Referenced by pp_add_spec_to_decl().

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STRUCTDEF* pp_new_structdef

(

const char *

tag

)

Definition at line 290 of file esql_symbol_table.c.

References structdef::by_name, es_ht_alloc_new_symbol(), structdef::fields, structdef::next, NULL, sdefs_allocated, strdup(), struct_free_list, structdef::tag, structdef::type, and structdef::type_string.

Referenced by pp_add_dummy_structdef(), and pp_new_pseudo_def().

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SYMBOL* pp_new_symbol	(	const char *	name,
		int	scope
	)

Definition at line 105 of file esql_symbol_table.c.

References es_ht_alloc_new_symbol(), symbol::etype, symbol::level, symbol::name, symbol::next, NULL, strdup(), symbol_free_list, syms_allocated, and symbol::type.

Referenced by pp_add_dummy_structdef(), pp_add_spec_to_decl(), pp_clone_symbol(), pp_hv_init(), and pp_new_pseudo_def().

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SYMTAB* pp_new_symtab

(

void

)

Definition at line 78 of file esql_symbol_table.c.

References es_ht_make_table(), pp_generic_cmp(), pp_generic_hash(), and SYMTAB_SIZE.

Referenced by pp_symbol_init().

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void pp_print_syms

(

FILE *

fp

)

Definition at line 801 of file esql_symbol_table.c.

References es_print_struct(), es_print_symbol(), hash_tab_s::get_symbol_count, NULL, and hash_tab_s::print_table.

Referenced by pp_pop_name_scope().

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void pp_symbol_finish

(

void

)

Definition at line 869 of file esql_symbol_table.c.

References es_ht_free_symbol(), free_and_init, linkchunk::next, structdef::next, symbol::next, NULL, pp_discard_structdef(), pp_discard_symbol(), pp_free_symtab(), and syms_to_free_lists.

Referenced by pp_finish().

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void pp_symbol_init

(

void

)

Definition at line 844 of file esql_symbol_table.c.

References links_allocated, links_deallocated, NULL, pp_new_symtab(), sdefs_allocated, sdefs_deallocated, syms_allocated, syms_deallocated, and syms_to_free_lists.

Referenced by pp_startup().

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void pp_symbol_stats

(

FILE *

fp

)

Definition at line 921 of file esql_symbol_table.c.

References links_allocated, links_deallocated, pp_dump_malloc_info, sdefs_allocated, sdefs_deallocated, syms_allocated, and syms_deallocated.

Referenced by pp_finish().

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int pp_the_same_type	(	LINK *	p1,
		LINK *	p2,
		int	relax
	)

Definition at line 576 of file esql_symbol_table.c.

References link::class_, link::d, declarator::dcl_type, link::decl, DECLARATOR, esql_yyerror(), EX_SYMBOL_SET, specifier::is_long, IS_PTR_TYPE, specifier::is_short, specifier::is_unsigned, MSG_UNKNOWN_CLASS, N_STRUCTURE, link::next, specifier::noun, pp_get_msg(), link::s, specifier::v_struct, and specifier::val.

Referenced by pp_add_symbols_to_table(), and pp_check_builtin_type().

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const char* pp_type_str

(

LINK *

link

)

Definition at line 667 of file esql_symbol_table.c.

References link::d, D_ARRAY, D_FUNCTION, D_POINTER, declarator::dcl_type, link::decl, IS_DECLARATOR, linkchunk::link, N_BIT, N_CHR, N_FLOAT, N_INT, N_LABEL, N_STRUCTURE, N_VARBIT, N_VARCHAR, N_VOID, link::next, specifier::noun, NULL, pp_attr_str(), link::s, strncpy_bufsize, structdef::tag, link::tdef, structdef::type_string, specifier::v_struct, and specifier::val.

Referenced by es_print_struct(), es_print_symbol(), pp_add_spec_to_decl(), pp_check(), pp_check_host_var_list(), pp_get_input_size(), and pp_get_precision().

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Variable Documentation

LINKCHUNK* link_chunks

static

Definition at line 58 of file esql_symbol_table.c.

Referenced by pp_new_link().

LINK* link_free_list

static

Definition at line 54 of file esql_symbol_table.c.

Referenced by pp_discard_link(), and pp_new_link().

int links_allocated = 0

static

Definition at line 67 of file esql_symbol_table.c.

Referenced by pp_new_link(), pp_symbol_init(), and pp_symbol_stats().

int links_deallocated = 0

static

Definition at line 68 of file esql_symbol_table.c.

Referenced by pp_discard_link(), pp_symbol_init(), and pp_symbol_stats().

SYMTAB* pp_Struct_table

Definition at line 51 of file esql_symbol_table.c.

Referenced by pp_add_dummy_structdef(), and pp_remove_structdefs_from_table().

SYMTAB* pp_Symbol_table

Definition at line 50 of file esql_symbol_table.c.

Referenced by pp_add_dummy_structdef(), pp_add_symbols_to_table(), pp_do_enum(), and pp_remove_symbols_from_table().

int sdefs_allocated = 0

static

Definition at line 65 of file esql_symbol_table.c.

Referenced by pp_new_structdef(), pp_symbol_init(), and pp_symbol_stats().

int sdefs_deallocated = 0

static

Definition at line 66 of file esql_symbol_table.c.

Referenced by pp_discard_structdef(), pp_symbol_init(), and pp_symbol_stats().

STRUCTDEF* struct_free_list

static

Definition at line 55 of file esql_symbol_table.c.

Referenced by pp_discard_structdef(), and pp_new_structdef().

SYMBOL* symbol_free_list

static

Definition at line 53 of file esql_symbol_table.c.

Referenced by pp_discard_symbol(), and pp_new_symbol().

int syms_allocated = 0

static

Definition at line 63 of file esql_symbol_table.c.

Referenced by pp_new_symbol(), pp_symbol_init(), and pp_symbol_stats().

int syms_deallocated = 0

static

Definition at line 64 of file esql_symbol_table.c.

Referenced by pp_discard_symbol(), pp_symbol_init(), and pp_symbol_stats().

int syms_to_free_lists = 1

static

Definition at line 61 of file esql_symbol_table.c.

Referenced by pp_discard_structdef(), pp_discard_symbol(), pp_symbol_finish(), and pp_symbol_init().

const unsigned int SYMTAB_SIZE = 511

static

Definition at line 57 of file esql_symbol_table.c.

Referenced by pp_new_symtab().