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/* Chrysalide - Outil d'analyse de fichiers binaires
* aget.c - décompilation des instructions manipulant des tableaux (chargement)
*
* Copyright (C) 2010-2013 Cyrille Bagard
*
* This file is part of Chrysalide.
*
* Chrysalide 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 3 of the License, or
* (at your option) any later version.
*
* Chrysalide 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
#include "translate.h"
#include "../../../decomp/expr/array.h"
#include "../../../decomp/expr/assign.h"
/******************************************************************************
* *
* Paramètres : instr = instruction d'origine à convertir. *
* ctx = contexte de la phase de décompilation. *
* *
* Description : Décompile une instruction de type 'aget'. *
* *
* Retour : Instruction mise en place ou NULL. *
* *
* Remarques : - *
* *
******************************************************************************/
GDecInstruction *dalvik_decomp_instr_aget(const GArchInstruction *instr, GDecContext *ctx)
{
GDecInstruction *result; /* Instruction à retourner */
vmpa_t addr; /* Adresse de l'instruction */
GArchOperand *operand; /* Opérande de l'instruction */
GDecInstruction *array; /* Tableau accédé */
GDecInstruction *index; /* Indice de cellule considérée*/
GDecInstruction *content; /* Contenu de cellule visé */
GDecInstruction *access; /* Représentation de l'accès */
g_arch_instruction_get_location(instr, NULL, NULL, &addr);
operand = g_arch_instruction_get_operand(instr, 1);
array = g_dec_context_convert_register(ctx, operand, false, addr);
operand = g_arch_instruction_get_operand(instr, 2);
index = g_dec_context_convert_register(ctx, operand, false, addr);
operand = g_arch_instruction_get_operand(instr, 0);
content = g_dec_context_convert_register(ctx, operand, true, addr);
access = g_array_access_new(G_DEC_EXPRESSION(array), G_DEC_EXPRESSION(index));
result = g_assign_expression_new(G_DEC_EXPRESSION(content), G_DEC_EXPRESSION(access));
return result;
}
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