annotate tern.h @ 716:b707a8ddc202

Make sure z80_save_reg does nothing when there is no register in the reg field of the instruction. This fixes a bug that corrupted SP in the MDEM 2011 demo
author Michael Pavone <pavone@retrodev.com>
date Sun, 17 May 2015 20:03:27 -0700
parents de6f00204fa2
children 1b2f8280ba81
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1 /*
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2 Copyright 2013 Michael Pavone
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3 This file is part of BlastEm.
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
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5 */
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6 #ifndef TERN_H_
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7 #define TERN_H_
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8
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9 #include <stdint.h>
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10
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11 #define MAX_INT_KEY_SIZE (sizeof(uint32_t) + 2)
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12
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13 typedef union {
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14 void *ptrval;
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15 intptr_t intval;
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16 } tern_val;
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17
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18 typedef struct tern_node {
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19 struct tern_node *left;
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20 union {
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21 struct tern_node *next;
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22 tern_val value;
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23 } straight;
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24 struct tern_node *right;
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25 char el;
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26 } tern_node;
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27
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28 tern_node * tern_insert(tern_node * head, char * key, tern_val value);
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29 int tern_find(tern_node * head, char * key, tern_val *ret);
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30 tern_node * tern_find_prefix(tern_node * head, char * key);
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31 intptr_t tern_find_int(tern_node * head, char * key, intptr_t def);
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32 tern_node * tern_insert_int(tern_node * head, char * key, intptr_t value);
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33 void * tern_find_ptr_default(tern_node * head, char * key, void * def);
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34 void * tern_find_ptr(tern_node * head, char * key);
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35 tern_node * tern_insert_ptr(tern_node * head, char * key, void * value);
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36 char * tern_int_key(uint32_t key, char * buf);
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37
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38 #endif //TERN_H_