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https://github.com/ashinn/chibi-scheme.git
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134 lines
2.7 KiB
C
134 lines
2.7 KiB
C
/* eval.h -- headers for eval library */
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/* Copyright (c) 2009 Alex Shinn. All rights reserved. */
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/* BSD-style license: http://synthcode.com/license.txt */
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#ifndef SEXP_EVAL_H
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#define SEXP_EVAL_H
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#include "sexp.h"
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/************************* additional types ***************************/
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#define INIT_BCODE_SIZE 128
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#define INIT_STACK_SIZE 1024
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#define sexp_init_file "init.scm"
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#define sexp_debug(msg, obj, ctx) (sexp_write_string(msg,env_global_ref(sexp_context_env(ctx), the_cur_err_symbol, SEXP_FALSE)), sexp_write(obj, env_global_ref(sexp_context_env(ctx), the_cur_err_symbol, SEXP_FALSE)), sexp_write_char('\n',env_global_ref(sexp_context_env(ctx), the_cur_err_symbol, SEXP_FALSE)))
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/* procedure types */
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typedef sexp (*sexp_proc0) ();
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typedef sexp (*sexp_proc1) (sexp);
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typedef sexp (*sexp_proc2) (sexp, sexp);
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typedef sexp (*sexp_proc3) (sexp, sexp, sexp);
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typedef sexp (*sexp_proc4) (sexp, sexp, sexp, sexp);
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typedef sexp (*sexp_proc5) (sexp, sexp, sexp, sexp, sexp);
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typedef sexp (*sexp_proc6) (sexp, sexp, sexp, sexp, sexp, sexp);
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typedef sexp (*sexp_proc7) (sexp, sexp, sexp, sexp, sexp, sexp, sexp);
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enum core_form_names {
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CORE_DEFINE = 1,
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CORE_SET,
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CORE_LAMBDA,
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CORE_IF,
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CORE_BEGIN,
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CORE_QUOTE,
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CORE_DEFINE_SYNTAX,
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CORE_LET_SYNTAX,
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CORE_LETREC_SYNTAX,
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};
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enum opcode_classes {
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OPC_GENERIC = 1,
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OPC_TYPE_PREDICATE,
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OPC_PREDICATE,
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OPC_ARITHMETIC,
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OPC_ARITHMETIC_INV,
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OPC_ARITHMETIC_CMP,
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OPC_IO,
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OPC_CONSTRUCTOR,
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OPC_ACCESSOR,
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OPC_PARAMETER,
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OPC_FOREIGN,
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};
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enum opcode_names {
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OP_NOOP,
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OP_ERROR,
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OP_RESUMECC,
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OP_CALLCC,
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OP_APPLY1,
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OP_TAIL_CALL,
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OP_CALL,
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OP_FCALL0,
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OP_FCALL1,
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OP_FCALL2,
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OP_FCALL3,
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OP_FCALL4,
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OP_EVAL,
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OP_JUMP_UNLESS,
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OP_JUMP,
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OP_PUSH,
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OP_DROP,
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OP_STACK_REF,
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OP_LOCAL_REF,
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OP_LOCAL_SET,
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OP_CLOSURE_REF,
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OP_VECTOR_REF,
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OP_VECTOR_SET,
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OP_VECTOR_LENGTH,
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OP_STRING_REF,
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OP_STRING_SET,
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OP_STRING_LENGTH,
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OP_MAKE_PROCEDURE,
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OP_MAKE_VECTOR,
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OP_AND,
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OP_NULLP,
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OP_INTEGERP,
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OP_SYMBOLP,
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OP_CHARP,
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OP_EOFP,
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OP_TYPEP,
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OP_CAR,
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OP_CDR,
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OP_SET_CAR,
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OP_SET_CDR,
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OP_CONS,
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OP_ADD,
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OP_SUB,
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OP_MUL,
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OP_DIV,
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OP_QUOTIENT,
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OP_REMAINDER,
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OP_NEGATIVE,
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OP_INVERSE,
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OP_LT,
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OP_LE,
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OP_EQN,
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OP_EQ,
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OP_FIX2FLO,
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OP_FLO2FIX,
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OP_CHAR2INT,
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OP_INT2CHAR,
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OP_CHAR_UPCASE,
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OP_CHAR_DOWNCASE,
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OP_DISPLAY,
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OP_WRITE,
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OP_WRITE_CHAR,
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OP_NEWLINE,
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OP_FLUSH_OUTPUT,
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OP_READ,
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OP_READ_CHAR,
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OP_PEEK_CHAR,
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OP_RET,
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OP_DONE,
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};
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/**************************** prototypes ******************************/
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sexp apply(sexp proc, sexp args, sexp context);
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sexp eval_in_context(sexp expr, sexp context);
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sexp eval(sexp expr, sexp env);
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#endif /* ! SEXP_EVAL_H */
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