2 ** mruby/opcode.h - RiteVM operation codes
4 ** See Copyright Notice in mruby.h
11 #define OPCODE(x,_) OP_ ## x,
12 #include "mruby/ops.h"
17 #define OP_L_CAPTURE 2
18 #define OP_L_METHOD OP_L_STRICT
19 #define OP_L_LAMBDA (OP_L_STRICT|OP_L_CAPTURE)
20 #define OP_L_BLOCK OP_L_CAPTURE
26 #define PEEK_B(pc) (*(pc))
27 #define PEEK_S(pc) ((pc)[0]<<8|(pc)[1])
28 #define PEEK_W(pc) ((pc)[0]<<16|(pc)[1]<<8|(pc)[2])
30 #define READ_B() PEEK_B(pc++)
31 #define READ_S() (pc+=2, PEEK_S(pc-2))
32 #define READ_W() (pc+=3, PEEK_W(pc-3))
34 #define FETCH_Z() /* nothing */
35 #define FETCH_B() do {a=READ_B();} while (0)
36 #define FETCH_BB() do {a=READ_B(); b=READ_B();} while (0)
37 #define FETCH_BBB() do {a=READ_B(); b=READ_B(); c=READ_B();} while (0)
38 #define FETCH_BS() do {a=READ_B(); b=READ_S();} while (0)
39 #define FETCH_S() do {a=READ_S();} while (0)
40 #define FETCH_W() do {a=READ_W();} while (0)
42 /* with OP_EXT1 (1st 16bit) */
43 #define FETCH_Z_1() FETCH_Z()
44 #define FETCH_B_1() FETCH_S()
45 #define FETCH_BB_1() do {a=READ_S(); b=READ_B();} while (0)
46 #define FETCH_BBB_1() do {a=READ_S(); b=READ_B(); c=READ_B();} while (0)
47 #define FETCH_BS_1() do {a=READ_S(); b=READ_S();} while (0)
48 #define FETCH_S_1() FETCH_S()
49 #define FETCH_W_1() FETCH_W()
51 /* with OP_EXT2 (2nd 16bit) */
52 #define FETCH_Z_2() FETCH_Z()
53 #define FETCH_B_2() FETCH_B()
54 #define FETCH_BB_2() do {a=READ_B(); b=READ_S();} while (0)
55 #define FETCH_BBB_2() do {a=READ_B(); b=READ_S(); c=READ_B();} while (0)
56 #define FETCH_BS_2() FETCH_BS()
57 #define FETCH_S_2() FETCH_S()
58 #define FETCH_W_2() FETCH_W()
60 /* with OP_EXT3 (1st & 2nd 16bit) */
61 #define FETCH_Z_3() FETCH_Z()
62 #define FETCH_B_3() FETCH_B()
63 #define FETCH_BB_3() do {a=READ_S(); b=READ_S();} while (0)
64 #define FETCH_BBB_3() do {a=READ_S(); b=READ_S(); c=READ_B();} while (0)
65 #define FETCH_BS_3() do {a=READ_S(); b=READ_S();} while (0)
66 #define FETCH_S_3() FETCH_S()
67 #define FETCH_W_3() FETCH_W()
69 #endif /* MRUBY_OPCODE_H */