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8f5cfc81 | 1 | /* Copyright (C) 2001 Free Software Foundation, Inc. |
a98cef7e | 2 | * |
560b9c25 | 3 | * This library is free software; you can redistribute it and/or |
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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. | |
a98cef7e | 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. | |
a98cef7e | 12 | * |
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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 | */ |
a98cef7e | 18 | |
77c04abe | 19 | #ifndef VM_LABEL |
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20 | #define VM_LABEL(tag) l_##tag |
21 | #define VM_OPCODE(tag) scm_op_##tag | |
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22 | |
23 | #ifdef HAVE_LABELS_AS_VALUES | |
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24 | #define VM_TAG(tag) VM_LABEL(tag): |
25 | #define VM_ADDR(tag) &&VM_LABEL(tag) | |
a98cef7e | 26 | #else /* not HAVE_LABELS_AS_VALUES */ |
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27 | #define VM_TAG(tag) case VM_OPCODE(tag): |
28 | #define VM_ADDR(tag) NULL | |
a98cef7e | 29 | #endif /* not HAVE_LABELS_AS_VALUES */ |
77c04abe | 30 | #endif /* VM_LABEL */ |
a98cef7e | 31 | |
17e90c5e | 32 | #undef VM_DEFINE_FUNCTION |
3616e9e9 | 33 | #undef VM_DEFINE_LOADER |
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34 | #define VM_DEFINE_FUNCTION(code,tag,name,nargs) \ |
35 | VM_DEFINE_INSTRUCTION(code,tag,name,0,nargs,1) | |
36 | #define VM_DEFINE_LOADER(code,tag,name) \ | |
37 | VM_DEFINE_INSTRUCTION(code,tag,name,-1,0,1) | |
38 | ||
39 | #undef VM_DEFINE_INSTRUCTION | |
a98cef7e | 40 | /* |
53e28ed9 | 41 | * These will go to scm_instruction_table in instructions.c |
a98cef7e | 42 | */ |
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43 | #ifdef VM_INSTRUCTION_TO_TABLE |
44 | #define VM_DEFINE_INSTRUCTION(code_,tag_,name_,len_,npop_,npush_) \ | |
aeeff258 | 45 | table[VM_OPCODE (tag_)].opcode = code_; \ |
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46 | table[VM_OPCODE (tag_)].name = name_; \ |
47 | table[VM_OPCODE (tag_)].len = len_; \ | |
48 | table[VM_OPCODE (tag_)].npop = npop_; \ | |
49 | table[VM_OPCODE (tag_)].npush = npush_; | |
4b482259 | 50 | |
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51 | #else |
52 | #ifdef VM_INSTRUCTION_TO_LABEL | |
4b482259 | 53 | /* |
77c04abe | 54 | * These will go to jump_table in vm_engine.c |
4b482259 | 55 | */ |
aeeff258 | 56 | #define VM_DEFINE_INSTRUCTION(code,tag,name,len,npop,npush) jump_table[code] = VM_ADDR (tag); |
a98cef7e | 57 | |
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58 | #else |
59 | #ifdef VM_INSTRUCTION_TO_OPCODE | |
a98cef7e | 60 | /* |
53e28ed9 | 61 | * These will go to scm_opcode in instructions.h |
a98cef7e | 62 | */ |
53e28ed9 | 63 | #define VM_DEFINE_INSTRUCTION(code,tag,name,len,npop,npush) VM_OPCODE (tag) = code, |
a98cef7e | 64 | |
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65 | #else /* Otherwise */ |
66 | /* | |
67 | * These are directly included in vm_engine.c | |
68 | */ | |
53e28ed9 | 69 | #define VM_DEFINE_INSTRUCTION(code,tag,name,len,npop,npush) VM_TAG (tag) |
a98cef7e | 70 | |
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71 | #endif /* VM_INSTRUCTION_TO_OPCODE */ |
72 | #endif /* VM_INSTRUCTION_TO_LABEL */ | |
73 | #endif /* VM_INSTRUCTION_TO_TABLE */ | |
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74 | |
75 | /* | |
76 | Local Variables: | |
77 | c-file-style: "gnu" | |
78 | End: | |
79 | */ |