128ed2278c
Thereby making it per-TCGContext. Once we remove tb_lock, this will avoid an atomic increment every time a TB is invalidated. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/*
|
|
* Internal structs that QEMU exports to TCG
|
|
*
|
|
* Copyright (c) 2003 Fabrice Bellard
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef QEMU_TB_CONTEXT_H
|
|
#define QEMU_TB_CONTEXT_H
|
|
|
|
#include "qemu/thread.h"
|
|
#include "qemu/qht.h"
|
|
|
|
#define CODE_GEN_HTABLE_BITS 15
|
|
#define CODE_GEN_HTABLE_SIZE (1 << CODE_GEN_HTABLE_BITS)
|
|
|
|
typedef struct TranslationBlock TranslationBlock;
|
|
typedef struct TBContext TBContext;
|
|
|
|
struct TBContext {
|
|
|
|
struct qht htable;
|
|
/* any access to the tbs or the page table must use this lock */
|
|
QemuMutex tb_lock;
|
|
|
|
/* statistics */
|
|
unsigned tb_flush_count;
|
|
};
|
|
|
|
extern TBContext tb_ctx;
|
|
|
|
#endif
|