chibi-scheme/include/chibi/eval.h

149 lines
3.5 KiB
C

/* eval.h -- headers for eval library */
/* Copyright (c) 2009 Alex Shinn. All rights reserved. */
/* BSD-style license: http://synthcode.com/license.txt */
#ifndef SEXP_EVAL_H
#define SEXP_EVAL_H
#include "chibi/sexp.h"
/************************* additional types ***************************/
#define SEXP_INIT_BCODE_SIZE 128
#define SEXP_INIT_STACK_SIZE 8192
#define sexp_init_file "init.scm"
#define sexp_config_file "config.scm"
enum sexp_core_form_names {
CORE_DEFINE = 1,
CORE_SET,
CORE_LAMBDA,
CORE_IF,
CORE_BEGIN,
CORE_QUOTE,
CORE_DEFINE_SYNTAX,
CORE_LET_SYNTAX,
CORE_LETREC_SYNTAX
};
enum sexp_opcode_classes {
OPC_GENERIC = 1,
OPC_TYPE_PREDICATE,
OPC_PREDICATE,
OPC_ARITHMETIC,
OPC_ARITHMETIC_INV,
OPC_ARITHMETIC_CMP,
OPC_IO,
OPC_CONSTRUCTOR,
OPC_ACCESSOR,
OPC_PARAMETER,
OPC_FOREIGN,
OPC_NUM_OP_CLASSES
};
enum sexp_opcode_names {
OP_NOOP,
OP_RAISE,
OP_RESUMECC,
OP_CALLCC,
OP_APPLY1,
OP_TAIL_CALL,
OP_CALL,
OP_FCALL0,
OP_FCALL1,
OP_FCALL2,
OP_FCALL3,
OP_FCALL4,
OP_FCALL5,
OP_FCALL6,
OP_JUMP_UNLESS,
OP_JUMP,
OP_PUSH,
OP_DROP,
OP_GLOBAL_REF,
OP_GLOBAL_KNOWN_REF,
OP_STACK_REF,
OP_LOCAL_REF,
OP_LOCAL_SET,
OP_CLOSURE_REF,
OP_VECTOR_REF,
OP_VECTOR_SET,
OP_VECTOR_LENGTH,
OP_STRING_REF,
OP_STRING_SET,
OP_STRING_LENGTH,
OP_MAKE_PROCEDURE,
OP_MAKE_VECTOR,
OP_AND,
OP_NULLP,
OP_FIXNUMP,
OP_SYMBOLP,
OP_CHARP,
OP_EOFP,
OP_TYPEP,
OP_MAKE,
OP_SLOT_REF,
OP_SLOT_SET,
OP_CAR,
OP_CDR,
OP_SET_CAR,
OP_SET_CDR,
OP_CONS,
OP_ADD,
OP_SUB,
OP_MUL,
OP_DIV,
OP_QUOTIENT,
OP_REMAINDER,
OP_NEGATIVE,
OP_INVERSE,
OP_LT,
OP_LE,
OP_EQN,
OP_EQ,
OP_FIX2FLO,
OP_FLO2FIX,
OP_CHAR2INT,
OP_INT2CHAR,
OP_CHAR_UPCASE,
OP_CHAR_DOWNCASE,
OP_WRITE_CHAR,
OP_NEWLINE,
OP_READ_CHAR,
OP_PEEK_CHAR,
OP_RET,
OP_DONE,
OP_NUM_OPCODES
};
/**************************** prototypes ******************************/
SEXP_API void sexp_scheme_init (void);
SEXP_API sexp sexp_make_eval_context (sexp context, sexp stack, sexp env);
SEXP_API sexp sexp_make_child_context (sexp context, sexp lambda);
SEXP_API sexp sexp_analyze (sexp context, sexp x);
SEXP_API sexp sexp_apply (sexp context, sexp proc, sexp args);
SEXP_API sexp sexp_eval (sexp context, sexp obj, sexp env);
SEXP_API sexp sexp_eval_string (sexp context, char *str, sexp env);
SEXP_API sexp sexp_load (sexp context, sexp expr, sexp env);
SEXP_API sexp sexp_make_env (sexp context);
SEXP_API sexp sexp_env_copy (sexp context, sexp to, sexp from, sexp ls);
SEXP_API void sexp_env_define (sexp context, sexp env, sexp sym, sexp val);
SEXP_API void sexp_warn_undefs (sexp ctx, sexp from, sexp to, sexp out);
SEXP_API sexp sexp_make_opcode (sexp, sexp, sexp, sexp, sexp, sexp, sexp, sexp, sexp, sexp, sexp, sexp_proc1);
SEXP_API sexp sexp_make_foreign (sexp ctx, char *name, int num_args, int flags, sexp_proc1 f, sexp data);
SEXP_API sexp sexp_define_foreign_aux (sexp ctx, sexp env, char *name, int num_args, int flags, sexp_proc1 f, sexp data);
#define sexp_define_foreign(c,e,s,n,f) sexp_define_foreign_aux(c,e,s,n,0,(sexp_proc1)f,NULL)
#define sexp_define_foreign_opt(c,e,s,n,f,d) sexp_define_foreign_aux(c,e,s,n,1,(sexp_proc1)f,d)
#if USE_TYPE_DEFS
SEXP_API sexp sexp_make_type_predicate (sexp ctx, sexp name, sexp type);
SEXP_API sexp sexp_make_constructor (sexp ctx, sexp name, sexp type);
SEXP_API sexp sexp_make_getter (sexp ctx, sexp name, sexp type, sexp index);
SEXP_API sexp sexp_make_setter (sexp ctx, sexp name, sexp type, sexp index);
#endif
#endif /* ! SEXP_EVAL_H */