symbol.h File Reference

Symbol table. More...

#include "gwion_thread.h"

Go to the source code of this file.

Data Structures
struct	Symbol_
struct	SymTable_

Typedefs
typedef struct Symbol_ *	Symbol
typedef struct SymTable_	SymTable

Functions
ANN SymTable *	new_symbol_table (MemPool p, const size_t sz)
ANN Symbol	insert_symbol (SymTable *const, const m_str) __attribute__((pure))
	__attribute__ ((pure)) ANN static inline m_str s_name(const Symbol s)
ANN void	free_symbols (SymTable *const)

Detailed Description

Symbol table.

Definition in file symbol.h.

Typedef Documentation

Symbol

typedef struct Symbol_* Symbol

Definition at line 7 of file symbol.h.

SymTable

typedef struct SymTable_ SymTable

Function Documentation

__attribute__()

__attribute__

(

(pure)

)

const

Definition at line 22 of file symbol.h.

                                                                     {
  return s->name;
};

free_symbols()

ANN void free_symbols

(

SymTable * const

ht

)

Definition at line 19 of file symbol.c.

                                          {
  LOOP_OPTIM
  for (uint i = ht->sz + 1; --i;) {
    const Symbol s = ht->sym[i - 1];
    if (s) free_symbol(ht->p, s);
  }
  gwt_lock_end(&ht->mutex);
  mp_free2(ht->p, TABLE_SZ(ht->sz), ht);
}

insert_symbol()

ANN Symbol insert_symbol	(	SymTable * const	ht,
		const m_str	name )

Definition at line 39 of file symbol.c.

                                                               {
  const uint    index = hash(name) % ht->sz;
  const Symbol  syms  = ht->sym[index];
  Symbol *const addr  = &ht->sym[index];
  LOOP_OPTIM
  for (Symbol sym = syms; sym; sym = sym->next)
    if (!strcmp(sym->name, name)) return sym;
  gwt_lock(&ht->mutex);
  *addr = mksymbol(ht->p, name, syms);
  gwt_unlock(&ht->mutex);
  return ht->sym[index];
}

new_symbol_table()

ANN SymTable * new_symbol_table	(	MemPool	p,
		const size_t	sz )

Definition at line 5 of file symbol.c.

                                                           {
  SymTable *const st = mp_malloc2(p, TABLE_SZ(sz));
  st->sz             = sz;
  gwt_lock_ini(&st->mutex);
  st->p = p;
  return st;
}