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#-*- coding:utf-8 -*-
from miasm.ir.analysis import LifterModelCall
from miasm.arch.msp430.sem import Lifter_MSP430
from miasm.ir.ir import AssignBlock
from miasm.expression.expression import *
class LifterModelCallMsp430Base(Lifter_MSP430, LifterModelCall):
def __init__(self, loc_db):
Lifter_MSP430.__init__(self, loc_db)
self.ret_reg = self.arch.regs.R15
def call_effects(self, addr, instr):
call_assignblk = AssignBlock(
[
ExprAssign(self.ret_reg, ExprOp('call_func_ret', addr, self.sp, self.arch.regs.R15)),
ExprAssign(self.sp, ExprOp('call_func_stack', addr, self.sp))
],
instr
)
return [call_assignblk], []
class LifterModelCallMsp430(LifterModelCallMsp430Base):
def __init__(self, loc_db):
LifterModelCallMsp430Base.__init__(self, loc_db)
def get_out_regs(self, _):
return set([self.ret_reg, self.sp])
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