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annotate lwasm/insn_inh.c @ 503:17fa03d69df3
Unbork "make install"
The merge of the lwcc stuff borked the Makefile some. This should unbork it.
At least it should install the binaries in .../bin again.
author | William Astle <lost@l-w.ca> |
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date | Thu, 26 Sep 2019 21:37:49 -0600 |
parents | 4fd16faa4d93 |
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rev | line source |
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1 /* |
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2 insn_inh.c |
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3 Copyright © 2010 William Astle |
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4 |
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5 This file is part of LWASM. |
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6 |
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7 LWASM is free software: you can redistribute it and/or modify it under the |
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8 terms of the GNU General Public License as published by the Free Software |
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9 Foundation, either version 3 of the License, or (at your option) any later |
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10 version. |
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11 |
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12 This program is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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15 more details. |
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16 |
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17 You should have received a copy of the GNU General Public License along with |
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18 this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 */ |
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21 |
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22 #include "lwasm.h" |
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23 #include "instab.h" |
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24 |
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25 PARSEFUNC(insn_parse_inh) |
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26 { |
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27 l -> len = OPLEN(instab[l -> insn].ops[0]); |
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28 skip_operand(p); |
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29 } |
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30 |
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31 EMITFUNC(insn_emit_inh) |
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32 { |
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33 lwasm_emitop(l, instab[l -> insn].ops[0]); |
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34 } |
333
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35 |
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36 PARSEFUNC(insn_parse_inh6800) |
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37 { |
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38 // there may be two operations here so check for both |
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39 l -> len = OPLEN(instab[l -> insn].ops[0]); |
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40 if (instab[l -> insn].ops[1] >= 0) |
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41 l -> len += OPLEN(instab[l -> insn].ops[1]); |
385 | 42 skip_operand(p); |
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43 } |
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44 |
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45 EMITFUNC(insn_emit_inh6800) |
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46 { |
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47 // there may be two operations here so check for both |
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48 lwasm_emitop(l, instab[l -> insn].ops[0]); |
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49 if (instab[l -> insn].ops[1] >= 0) |
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50 lwasm_emitop(l, instab[l -> insn].ops[1]); |
385 | 51 l -> cycle_base = instab[l -> insn].ops[3]; |
52 } | |
376 | 53 |
385 | 54 int negq_ops[] = { 0x10, 0x43, 0x10, 0x53, 0x10, 0x31, 0xc6, 0x10, 0x31, 0xc0 }; |
55 #define negq_size (sizeof(negq_ops)/sizeof(int)) | |
56 | |
57 PARSEFUNC(insn_parse_conv) | |
58 { | |
59 int i; | |
60 l -> len = 0; | |
61 for (i = 0; i <= 2; i++) | |
62 { | |
63 if (instab[l -> insn].ops[i] >= 0) | |
64 l -> len += OPLEN(instab[l -> insn].ops[i]); | |
65 } | |
66 | |
67 /* negq */ | |
68 if (instab[l -> insn].ops[0] == -1) | |
69 l -> len = negq_size; | |
70 skip_operand(p); | |
333
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71 } |
385 | 72 |
73 EMITFUNC(insn_emit_conv) | |
74 { | |
75 int i; | |
76 for (i = 0; i <= 2; i++) | |
77 { | |
78 if (instab[l -> insn].ops[i] >= 0) | |
79 lwasm_emitop(l, instab[l -> insn].ops[i]); | |
80 } | |
81 | |
82 /* special case for negq */ | |
83 if (instab[l -> insn].ops[0] == -1) | |
84 { | |
85 // 1043 (2) comd | |
86 // 1053 (2) comw | |
87 // 1031C6 (4) adcr 0,w | |
88 // 1031C0 (4) adcr 0,d | |
89 | |
90 for (i = 0; i < negq_size; i++) | |
91 lwasm_emitop(l, negq_ops[i]); | |
92 } | |
93 | |
94 l->cycle_base = instab[l -> insn].ops[3]; | |
95 } |