[439] | 1 | /**
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| 2 | ** @file mruby/irep.h - mrb_irep structure
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[270] | 3 | **
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| 4 | ** See Copyright Notice in mruby.h
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| 5 | */
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| 6 |
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| 7 | #ifndef MRUBY_IREP_H
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| 8 | #define MRUBY_IREP_H
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| 9 |
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[331] | 10 | #include "common.h"
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| 11 | #include <mruby/compile.h>
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[270] | 12 |
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| 13 | /**
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| 14 | * Compiled mruby scripts.
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| 15 | */
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| 16 | MRB_BEGIN_DECL
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| 17 |
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| 18 | enum irep_pool_type {
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| 19 | IREP_TT_STRING,
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| 20 | IREP_TT_FIXNUM,
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| 21 | IREP_TT_FLOAT,
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| 22 | };
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| 23 |
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| 24 | struct mrb_locals {
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| 25 | mrb_sym name;
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| 26 | uint16_t r;
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| 27 | };
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| 28 |
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| 29 | /* Program data array struct */
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| 30 | typedef struct mrb_irep {
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| 31 | uint16_t nlocals; /* Number of local variables */
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| 32 | uint16_t nregs; /* Number of register variables */
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| 33 | uint8_t flags;
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| 34 |
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[439] | 35 | const mrb_code *iseq;
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[270] | 36 | mrb_value *pool;
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| 37 | mrb_sym *syms;
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| 38 | struct mrb_irep **reps;
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| 39 |
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| 40 | struct mrb_locals *lv;
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| 41 | /* debug info */
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| 42 | struct mrb_irep_debug_info* debug_info;
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| 43 |
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[439] | 44 | uint16_t ilen, plen, slen, rlen;
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| 45 | uint32_t refcnt;
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[270] | 46 | } mrb_irep;
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| 47 |
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| 48 | #define MRB_ISEQ_NO_FREE 1
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| 49 |
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| 50 | MRB_API mrb_irep *mrb_add_irep(mrb_state *mrb);
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[439] | 51 |
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| 52 | /* @param [const uint8_t*] irep code, expected as a literal */
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[270] | 53 | MRB_API mrb_value mrb_load_irep(mrb_state*, const uint8_t*);
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[439] | 54 |
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| 55 | /*
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| 56 | * @param [const void*] irep code
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| 57 | * @param [size_t] size of irep buffer. If -1 is given, it is considered unrestricted.
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| 58 | */
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| 59 | MRB_API mrb_value mrb_load_irep_buf(mrb_state*, const void*, size_t);
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| 60 |
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| 61 | /* @param [const uint8_t*] irep code, expected as a literal */
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[270] | 62 | MRB_API mrb_value mrb_load_irep_cxt(mrb_state*, const uint8_t*, mrbc_context*);
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[439] | 63 |
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| 64 | /*
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| 65 | * @param [const void*] irep code
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| 66 | * @param [size_t] size of irep buffer. If -1 is given, it is considered unrestricted.
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| 67 | */
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| 68 | MRB_API mrb_value mrb_load_irep_buf_cxt(mrb_state*, const void*, size_t, mrbc_context*);
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| 69 |
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[270] | 70 | void mrb_irep_free(mrb_state*, struct mrb_irep*);
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| 71 | void mrb_irep_incref(mrb_state*, struct mrb_irep*);
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| 72 | void mrb_irep_decref(mrb_state*, struct mrb_irep*);
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[439] | 73 | void mrb_irep_cutref(mrb_state*, struct mrb_irep*);
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| 74 | void mrb_irep_remove_lv(mrb_state *mrb, mrb_irep *irep);
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[270] | 75 |
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[439] | 76 | struct mrb_insn_data {
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| 77 | uint8_t insn;
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| 78 | uint16_t a;
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| 79 | uint16_t b;
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| 80 | uint8_t c;
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| 81 | };
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| 82 |
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| 83 | struct mrb_insn_data mrb_decode_insn(const mrb_code *pc);
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| 84 |
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[270] | 85 | MRB_END_DECL
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| 86 |
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| 87 | #endif /* MRUBY_IREP_H */
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