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b0ca878c | 1 | /* Copyright (C) 2001, 2009, 2012, 2013 Free Software Foundation, Inc. |
17e90c5e | 2 | * |
560b9c25 | 3 | * This library is free software; you can redistribute it and/or |
53befeb7 NJ |
4 | * modify it under the terms of the GNU Lesser General Public License |
5 | * as published by the Free Software Foundation; either version 3 of | |
6 | * the License, or (at your option) any later version. | |
17e90c5e | 7 | * |
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8 | * This library is distributed in the hope that it will be useful, but |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
560b9c25 AW |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
11 | * Lesser General Public License for more details. | |
17e90c5e | 12 | * |
560b9c25 AW |
13 | * You should have received a copy of the GNU Lesser General Public |
14 | * License along with this library; if not, write to the Free Software | |
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15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
16 | * 02110-1301 USA | |
560b9c25 | 17 | */ |
17e90c5e | 18 | |
8f5cfc81 KN |
19 | #ifndef _SCM_INSTRUCTIONS_H_ |
20 | #define _SCM_INSTRUCTIONS_H_ | |
17e90c5e KN |
21 | |
22 | #include <libguile.h> | |
510ca126 AW |
23 | #include <libguile/vm-operations.h> |
24 | ||
25 | enum scm_rtl_opcode | |
26 | { | |
27 | #define ENUM(opcode, tag, name, meta) scm_rtl_op_##tag = opcode, | |
28 | FOR_EACH_VM_OPERATION(ENUM) | |
29 | #undef ENUM | |
30 | }; | |
31 | ||
062888f7 | 32 | #define SCM_PACK_RTL_8_8_8(op,a,b,c) ((op) | ((a) << 8) | ((b) << 16) | ((c) << 24)) |
510ca126 | 33 | #define SCM_PACK_RTL_8_16(op,a,b) ((op) | ((a) << 8) | ((b) << 16)) |
062888f7 | 34 | #define SCM_PACK_RTL_16_8(op,a,b) ((op) | ((a) << 8) | ((b) << 24)) |
b0ca878c | 35 | #define SCM_PACK_RTL_12_12(op,a,b) ((op) | ((a) << 8) | ((b) << 20)) |
510ca126 AW |
36 | #define SCM_PACK_RTL_24(op,a) ((op) | ((a) << 8)) |
37 | ||
38 | #define SCM_UNPACK_RTL_8_8_8(op,a,b,c) \ | |
39 | do \ | |
40 | { \ | |
41 | a = (op >> 8) & 0xff; \ | |
42 | b = (op >> 16) & 0xff; \ | |
43 | c = op >> 24; \ | |
44 | } \ | |
45 | while (0) | |
46 | ||
47 | #define SCM_UNPACK_RTL_8_16(op,a,b) \ | |
48 | do \ | |
49 | { \ | |
50 | a = (op >> 8) & 0xff; \ | |
51 | b = op >> 16; \ | |
52 | } \ | |
53 | while (0) | |
54 | ||
55 | #define SCM_UNPACK_RTL_16_8(op,a,b) \ | |
56 | do \ | |
57 | { \ | |
58 | a = (op >> 8) & 0xffff; \ | |
59 | b = op >> 24; \ | |
60 | } \ | |
61 | while (0) | |
62 | ||
63 | #define SCM_UNPACK_RTL_12_12(op,a,b) \ | |
64 | do \ | |
65 | { \ | |
66 | a = (op >> 8) & 0xfff; \ | |
67 | b = op >> 20; \ | |
68 | } \ | |
69 | while (0) | |
70 | ||
71 | #define SCM_UNPACK_RTL_24(op,a) \ | |
72 | do \ | |
73 | { \ | |
74 | a = op >> 8; \ | |
75 | } \ | |
76 | while (0) | |
17e90c5e | 77 | |
e6eb2467 | 78 | #define SCM_VM_NUM_INSTRUCTIONS (1<<8) |
53e28ed9 AW |
79 | #define SCM_VM_INSTRUCTION_MASK (SCM_VM_NUM_INSTRUCTIONS-1) |
80 | ||
1b780c13 | 81 | SCM_INTERNAL SCM scm_instruction_list (void); |
510ca126 | 82 | |
560b9c25 AW |
83 | SCM_INTERNAL void scm_bootstrap_instructions (void); |
84 | SCM_INTERNAL void scm_init_instructions (void); | |
17e90c5e | 85 | |
8f5cfc81 | 86 | #endif /* _SCM_INSTRUCTIONS_H_ */ |
17e90c5e KN |
87 | |
88 | /* | |
89 | Local Variables: | |
90 | c-file-style: "gnu" | |
91 | End: | |
92 | */ |