tests: virtio-9p: code refactoring
[qemu.git] / include / exec / tb-context.h
1 /*
2 * Internal structs that QEMU exports to TCG
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #ifndef QEMU_TB_CONTEXT_H
21 #define QEMU_TB_CONTEXT_H
22
23 #include "qemu/thread.h"
24 #include "qemu/qht.h"
25
26 #define CODE_GEN_HTABLE_BITS 15
27 #define CODE_GEN_HTABLE_SIZE (1 << CODE_GEN_HTABLE_BITS)
28
29 typedef struct TranslationBlock TranslationBlock;
30 typedef struct TBContext TBContext;
31
32 struct TBContext {
33
34 TranslationBlock *tbs;
35 struct qht htable;
36 int nb_tbs;
37 /* any access to the tbs or the page table must use this lock */
38 QemuMutex tb_lock;
39
40 /* statistics */
41 unsigned tb_flush_count;
42 int tb_phys_invalidate_count;
43 };
44
45 #endif