source: EcnlProtoTool/trunk/mruby-1.2.0/include/mruby/opcode.h@ 270

Last change on this file since 270 was 270, checked in by coas-nagasima, 7 years ago

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1/*
2** mruby/opcode.h - RiteVM operation codes
3**
4** See Copyright Notice in mruby.h
5*/
6
7#ifndef MRUBY_OPCODE_H
8#define MRUBY_OPCODE_H
9
10#define MAXARG_Bx (0xffff)
11#define MAXARG_sBx (MAXARG_Bx>>1) /* 'sBx' is signed */
12
13/* instructions: packed 32 bit */
14/* ------------------------------- */
15/* A:B:C:OP = 9: 9: 7: 7 */
16/* A:Bx:OP = 9:16: 7 */
17/* Ax:OP = 25: 7 */
18/* A:Bz:Cz:OP = 9:14: 2: 7 */
19
20#define GET_OPCODE(i) ((int)(((mrb_code)(i)) & 0x7f))
21#define GETARG_A(i) ((int)((((mrb_code)(i)) >> 23) & 0x1ff))
22#define GETARG_B(i) ((int)((((mrb_code)(i)) >> 14) & 0x1ff))
23#define GETARG_C(i) ((int)((((mrb_code)(i)) >> 7) & 0x7f))
24#define GETARG_Bx(i) ((int)((((mrb_code)(i)) >> 7) & 0xffff))
25#define GETARG_sBx(i) ((int)(GETARG_Bx(i)-MAXARG_sBx))
26#define GETARG_Ax(i) ((int32_t)((((mrb_code)(i)) >> 7) & 0x1ffffff))
27#define GETARG_UNPACK_b(i,n1,n2) ((int)((((mrb_code)(i)) >> (7+(n2))) & (((1<<(n1))-1))))
28#define GETARG_UNPACK_c(i,n1,n2) ((int)((((mrb_code)(i)) >> 7) & (((1<<(n2))-1))))
29#define GETARG_b(i) GETARG_UNPACK_b(i,14,2)
30#define GETARG_c(i) GETARG_UNPACK_c(i,14,2)
31
32#define MKOPCODE(op) ((op) & 0x7f)
33#define MKARG_A(c) ((mrb_code)((c) & 0x1ff) << 23)
34#define MKARG_B(c) ((mrb_code)((c) & 0x1ff) << 14)
35#define MKARG_C(c) (((c) & 0x7f) << 7)
36#define MKARG_Bx(v) ((mrb_code)((v) & 0xffff) << 7)
37#define MKARG_sBx(v) MKARG_Bx((v)+MAXARG_sBx)
38#define MKARG_Ax(v) ((mrb_code)((v) & 0x1ffffff) << 7)
39#define MKARG_PACK(b,n1,c,n2) ((((b) & ((1<<n1)-1)) << (7+n2))|(((c) & ((1<<n2)-1)) << 7))
40#define MKARG_bc(b,c) MKARG_PACK(b,14,c,2)
41
42#define MKOP_A(op,a) (MKOPCODE(op)|MKARG_A(a))
43#define MKOP_AB(op,a,b) (MKOP_A(op,a)|MKARG_B(b))
44#define MKOP_ABC(op,a,b,c) (MKOP_AB(op,a,b)|MKARG_C(c))
45#define MKOP_ABx(op,a,bx) (MKOP_A(op,a)|MKARG_Bx(bx))
46#define MKOP_Bx(op,bx) (MKOPCODE(op)|MKARG_Bx(bx))
47#define MKOP_sBx(op,sbx) (MKOPCODE(op)|MKARG_sBx(sbx))
48#define MKOP_AsBx(op,a,sbx) (MKOP_A(op,a)|MKARG_sBx(sbx))
49#define MKOP_Ax(op,ax) (MKOPCODE(op)|MKARG_Ax(ax))
50#define MKOP_Abc(op,a,b,c) (MKOP_A(op,a)|MKARG_bc(b,c))
51
52enum {
53 /*-----------------------------------------------------------------------
54 operation code operand description
55 ------------------------------------------------------------------------*/
56 OP_NOP=0,/* */
57 OP_MOVE,/* A B R(A) := R(B) */
58 OP_LOADL,/* A Bx R(A) := Pool(Bx) */
59 OP_LOADI,/* A sBx R(A) := sBx */
60 OP_LOADSYM,/* A Bx R(A) := Syms(Bx) */
61 OP_LOADNIL,/* A R(A) := nil */
62 OP_LOADSELF,/* A R(A) := self */
63 OP_LOADT,/* A R(A) := true */
64 OP_LOADF,/* A R(A) := false */
65
66 OP_GETGLOBAL,/* A Bx R(A) := getglobal(Syms(Bx)) */
67 OP_SETGLOBAL,/* A Bx setglobal(Syms(Bx), R(A)) */
68 OP_GETSPECIAL,/*A Bx R(A) := Special[Bx] */
69 OP_SETSPECIAL,/*A Bx Special[Bx] := R(A) */
70 OP_GETIV,/* A Bx R(A) := ivget(Syms(Bx)) */
71 OP_SETIV,/* A Bx ivset(Syms(Bx),R(A)) */
72 OP_GETCV,/* A Bx R(A) := cvget(Syms(Bx)) */
73 OP_SETCV,/* A Bx cvset(Syms(Bx),R(A)) */
74 OP_GETCONST,/* A Bx R(A) := constget(Syms(Bx)) */
75 OP_SETCONST,/* A Bx constset(Syms(Bx),R(A)) */
76 OP_GETMCNST,/* A Bx R(A) := R(A)::Syms(Bx) */
77 OP_SETMCNST,/* A Bx R(A+1)::Syms(Bx) := R(A) */
78 OP_GETUPVAR,/* A B C R(A) := uvget(B,C) */
79 OP_SETUPVAR,/* A B C uvset(B,C,R(A)) */
80
81 OP_JMP,/* sBx pc+=sBx */
82 OP_JMPIF,/* A sBx if R(A) pc+=sBx */
83 OP_JMPNOT,/* A sBx if !R(A) pc+=sBx */
84 OP_ONERR,/* sBx rescue_push(pc+sBx) */
85 OP_RESCUE,/* A clear(exc); R(A) := exception (ignore when A=0) */
86 OP_POPERR,/* A A.times{rescue_pop()} */
87 OP_RAISE,/* A raise(R(A)) */
88 OP_EPUSH,/* Bx ensure_push(SEQ[Bx]) */
89 OP_EPOP,/* A A.times{ensure_pop().call} */
90
91 OP_SEND,/* A B C R(A) := call(R(A),Syms(B),R(A+1),...,R(A+C)) */
92 OP_SENDB,/* A B C R(A) := call(R(A),Syms(B),R(A+1),...,R(A+C),&R(A+C+1))*/
93 OP_FSEND,/* A B C R(A) := fcall(R(A),Syms(B),R(A+1),...,R(A+C-1)) */
94 OP_CALL,/* A R(A) := self.call(frame.argc, frame.argv) */
95 OP_SUPER,/* A C R(A) := super(R(A+1),... ,R(A+C+1)) */
96 OP_ARGARY,/* A Bx R(A) := argument array (16=6:1:5:4) */
97 OP_ENTER,/* Ax arg setup according to flags (23=5:5:1:5:5:1:1) */
98 OP_KARG,/* A B C R(A) := kdict[Syms(B)]; if C kdict.rm(Syms(B)) */
99 OP_KDICT,/* A C R(A) := kdict */
100
101 OP_RETURN,/* A B return R(A) (B=normal,in-block return/break) */
102 OP_TAILCALL,/* A B C return call(R(A),Syms(B),*R(C)) */
103 OP_BLKPUSH,/* A Bx R(A) := block (16=6:1:5:4) */
104
105 OP_ADD,/* A B C R(A) := R(A)+R(A+1) (Syms[B]=:+,C=1) */
106 OP_ADDI,/* A B C R(A) := R(A)+C (Syms[B]=:+) */
107 OP_SUB,/* A B C R(A) := R(A)-R(A+1) (Syms[B]=:-,C=1) */
108 OP_SUBI,/* A B C R(A) := R(A)-C (Syms[B]=:-) */
109 OP_MUL,/* A B C R(A) := R(A)*R(A+1) (Syms[B]=:*,C=1) */
110 OP_DIV,/* A B C R(A) := R(A)/R(A+1) (Syms[B]=:/,C=1) */
111 OP_EQ,/* A B C R(A) := R(A)==R(A+1) (Syms[B]=:==,C=1) */
112 OP_LT,/* A B C R(A) := R(A)<R(A+1) (Syms[B]=:<,C=1) */
113 OP_LE,/* A B C R(A) := R(A)<=R(A+1) (Syms[B]=:<=,C=1) */
114 OP_GT,/* A B C R(A) := R(A)>R(A+1) (Syms[B]=:>,C=1) */
115 OP_GE,/* A B C R(A) := R(A)>=R(A+1) (Syms[B]=:>=,C=1) */
116
117 OP_ARRAY,/* A B C R(A) := ary_new(R(B),R(B+1)..R(B+C)) */
118 OP_ARYCAT,/* A B ary_cat(R(A),R(B)) */
119 OP_ARYPUSH,/* A B ary_push(R(A),R(B)) */
120 OP_AREF,/* A B C R(A) := R(B)[C] */
121 OP_ASET,/* A B C R(B)[C] := R(A) */
122 OP_APOST,/* A B C *R(A),R(A+1)..R(A+C) := R(A) */
123
124 OP_STRING,/* A Bx R(A) := str_dup(Lit(Bx)) */
125 OP_STRCAT,/* A B str_cat(R(A),R(B)) */
126
127 OP_HASH,/* A B C R(A) := hash_new(R(B),R(B+1)..R(B+C)) */
128 OP_LAMBDA,/* A Bz Cz R(A) := lambda(SEQ[Bz],Cz) */
129 OP_RANGE,/* A B C R(A) := range_new(R(B),R(B+1),C) */
130
131 OP_OCLASS,/* A R(A) := ::Object */
132 OP_CLASS,/* A B R(A) := newclass(R(A),Syms(B),R(A+1)) */
133 OP_MODULE,/* A B R(A) := newmodule(R(A),Syms(B)) */
134 OP_EXEC,/* A Bx R(A) := blockexec(R(A),SEQ[Bx]) */
135 OP_METHOD,/* A B R(A).newmethod(Syms(B),R(A+1)) */
136 OP_SCLASS,/* A B R(A) := R(B).singleton_class */
137 OP_TCLASS,/* A R(A) := target_class */
138
139 OP_DEBUG,/* A B C print R(A),R(B),R(C) */
140 OP_STOP,/* stop VM */
141 OP_ERR,/* Bx raise RuntimeError with message Lit(Bx) */
142
143 OP_RSVD1,/* reserved instruction #1 */
144 OP_RSVD2,/* reserved instruction #2 */
145 OP_RSVD3,/* reserved instruction #3 */
146 OP_RSVD4,/* reserved instruction #4 */
147 OP_RSVD5,/* reserved instruction #5 */
148};
149
150#define OP_L_STRICT 1
151#define OP_L_CAPTURE 2
152#define OP_L_METHOD OP_L_STRICT
153#define OP_L_LAMBDA (OP_L_STRICT|OP_L_CAPTURE)
154#define OP_L_BLOCK OP_L_CAPTURE
155
156#define OP_R_NORMAL 0
157#define OP_R_BREAK 1
158#define OP_R_RETURN 2
159
160#endif /* MRUBY_OPCODE_H */
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