69 lines
1.0 KiB
C
69 lines
1.0 KiB
C
#ifndef CREOLE_H
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#define CREOLE_H
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#include <limits.h>
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#include <stddef.h>
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#ifndef CREOLE_WORD
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# define CREOLE_WORD unsigned int
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# define CREOLE_WORD_MAX UINT_MAX
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#endif
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#define CREOLE_MAX_ARG 3
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typedef CREOLE_WORD creole_word;
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enum creole_opcode {
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CREOLE_NOOP = 0,
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CREOLE_PUSH = 1,
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CREOLE_POP = 2,
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CREOLE_ADD = 3,
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CREOLE_MUL = 4,
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CREOLE_DIV = 5,
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CREOLE_JL = 6,
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CREOLE_CLB = 7,
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CREOLE_SYS = 8,
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CREOLE_OPCODE_LEN
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};
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enum creole_word_flag {
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CREOLE_IMMEDIATE,
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CREOLE_REGISTER,
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CREOLE_WORD_FLAGS_LEN
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};
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enum creole_compiler_ret {
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CREOLE_COMPILE_OK,
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CREOLE_COMPILE_PARSE_ERROR,
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CREOLE_LABEL_OVERFLOW,
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CREOLE_TYPE_ERROR,
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CREOLE_COMPILE_RET_LEN
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};
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struct creole_ins {
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enum creole_opcode opcode;
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unsigned char w_flags[3];
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creole_word w[3];
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};
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struct creole_env {
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creole_word *reg;
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size_t reglen;
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size_t *lab;
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size_t lablen;
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creole_word *stk;
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size_t stkptr, stklen;
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struct creole_ins *prg;
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size_t prgptr, prgend, prglen;
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};
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struct creole_reader {
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unsigned char *p;
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size_t left;
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};
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#endif /* CREOLE_H */
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