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Diffstat (limited to 'src/core/arm/dyncom/arm_dyncom_thumb.h')
-rw-r--r-- | src/core/arm/dyncom/arm_dyncom_thumb.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/core/arm/dyncom/arm_dyncom_thumb.h b/src/core/arm/dyncom/arm_dyncom_thumb.h new file mode 100644 index 000000000..5541de9d1 --- /dev/null +++ b/src/core/arm/dyncom/arm_dyncom_thumb.h @@ -0,0 +1,51 @@ +/* Copyright (C) +* 2011 - Michael.Kang blackfin.kang@gmail.com +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License +* as published by the Free Software Foundation; either version 2 +* of the License, or (at your option) any later version. +* +* This program 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 General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program; if not, write to the Free Software +* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +* +*/ + +/** +* @file arm_dyncom_thumb.h +* @brief The thumb dyncom +* @author Michael.Kang blackfin.kang@gmail.com +* @version 78.77 +* @date 2011-11-07 +*/ + +#ifndef __ARM_DYNCOM_THUMB_H__ +#define __ARM_DYNCOM_THUMB_H__ + +#include "core/arm/skyeye_common/armdefs.h" +#include "core/arm/skyeye_common/skyeye_types.h" + +enum tdstate { + t_undefined, // Undefined Thumb instruction + t_decoded, // Instruction decoded to ARM equivalent + t_branch, // Thumb branch (already processed) + t_uninitialized, +}; + +tdstate +thumb_translate(addr_t addr, uint32_t instr, uint32_t* ainstr, uint32_t* inst_size); +static inline uint32 get_thumb_instr(uint32 instr, addr_t pc){ + uint32 tinstr; + if ((pc & 0x3) != 0) + tinstr = instr >> 16; + else + tinstr = instr & 0xFFFF; + return tinstr; +} + +#endif |