libguile/memoize.h

   1 /* classes: h_files */
   2
   3 #ifndef SCM_MEMOIZE_H
   4 #define SCM_MEMOIZE_H
   5
   6 /* Copyright (C) 1995,1996,1998,1999,2000,2001,2002,2004,2008,2009,2010,2011,2013
   7  * Free Software Foundation, Inc.
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public License
  11  * as published by the Free Software Foundation; either version 3 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  22  * 02110-1301 USA
  23  */
  24
  25 \f
  26
  27 #include "libguile/__scm.h"
  28
  29
  30 \f
  31
  32 SCM_API SCM scm_sym_and;
  33 SCM_API SCM scm_sym_begin;
  34 SCM_API SCM scm_sym_case;
  35 SCM_API SCM scm_sym_cond;
  36 SCM_API SCM scm_sym_define;
  37 SCM_API SCM scm_sym_do;
  38 SCM_API SCM scm_sym_if;
  39 SCM_API SCM scm_sym_lambda;
  40 SCM_API SCM scm_sym_let;
  41 SCM_API SCM scm_sym_letstar;
  42 SCM_API SCM scm_sym_letrec;
  43 SCM_API SCM scm_sym_quote;
  44 SCM_API SCM scm_sym_quasiquote;
  45 SCM_API SCM scm_sym_unquote;
  46 SCM_API SCM scm_sym_uq_splicing;
  47 SCM_API SCM scm_sym_with_fluids;
  48
  49 SCM_API SCM scm_sym_at;
  50 SCM_API SCM scm_sym_atat;
  51 SCM_API SCM scm_sym_delay;
  52 SCM_API SCM scm_sym_eval_when;
  53 SCM_API SCM scm_sym_arrow;
  54 SCM_API SCM scm_sym_else;
  55 SCM_API SCM scm_sym_apply;
  56 SCM_API SCM scm_sym_set_x;
  57 SCM_API SCM scm_sym_args;
  58
  59 /* {Memoized Source}
  60  */
  61
  62 SCM_INTERNAL scm_t_bits scm_tc16_memoized;
  63
  64 #define SCM_MEMOIZED_P(x)       (SCM_SMOB_PREDICATE (scm_tc16_memoized, (x)))
  65 #define SCM_MEMOIZED_TAG(x)     (SCM_SMOB_FLAGS (x))
  66 #define SCM_MEMOIZED_ARGS(x)    (SCM_SMOB_OBJECT (x))
  67
  68 enum
  69   {
  70     SCM_M_SEQ,
  71     SCM_M_IF,
  72     SCM_M_LAMBDA,
  73     SCM_M_LET,
  74     SCM_M_QUOTE,
  75     SCM_M_DEFINE,
  76     SCM_M_WITH_FLUIDS,
  77     SCM_M_APPLY,
  78     SCM_M_CONT,
  79     SCM_M_CALL_WITH_VALUES,
  80     SCM_M_CALL,
  81     SCM_M_LEXICAL_REF,
  82     SCM_M_LEXICAL_SET,
  83     SCM_M_TOPLEVEL_REF,
  84     SCM_M_TOPLEVEL_SET,
  85     SCM_M_MODULE_REF,
  86     SCM_M_MODULE_SET,
  87     SCM_M_CALL_WITH_PROMPT
  88   };
  89
  90
  91 \f
  92
  93 SCM_INTERNAL SCM scm_memoize_expression (SCM exp);
  94 SCM_INTERNAL SCM scm_unmemoize_expression (SCM memoized);
  95 SCM_INTERNAL SCM scm_memoized_expression_typecode (SCM memoized);
  96 SCM_INTERNAL SCM scm_memoized_expression_data (SCM memoized);
  97 SCM_INTERNAL SCM scm_memoized_typecode (SCM sym);
  98 SCM_INTERNAL SCM scm_memoize_variable_access_x (SCM memoized, SCM module);
  99 SCM_API SCM scm_memoized_p (SCM obj);
 100
 101 SCM_INTERNAL void scm_init_memoize (void);
 102
 103
 104 #endif  /* SCM_MEMOIZE_H */
 105
 106 /*
 107   Local Variables:
 108   c-file-style: "gnu"
 109   End:
 110 */