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#-*- coding:utf-8 -*-
from miasm2.expression.expression import ExprAff, ExprOp
from miasm2.ir.ir import AssignBlock
from miasm2.ir.analysis import ira
from miasm2.arch.x86.sem import ir_x86_16, ir_x86_32, ir_x86_64
class ir_a_x86_16(ir_x86_16, ira):
def __init__(self, symbol_pool=None):
ir_x86_16.__init__(self, symbol_pool)
self.ret_reg = self.arch.regs.AX
def get_out_regs(self, _):
return set([self.ret_reg, self.sp])
class ir_a_x86_32(ir_x86_32, ir_a_x86_16):
def __init__(self, symbol_pool=None):
ir_x86_32.__init__(self, symbol_pool)
self.ret_reg = self.arch.regs.EAX
def sizeof_char(self):
return 8
def sizeof_short(self):
return 16
def sizeof_int(self):
return 32
def sizeof_long(self):
return 32
def sizeof_pointer(self):
return 32
class ir_a_x86_64(ir_x86_64, ir_a_x86_16):
def __init__(self, symbol_pool=None):
ir_x86_64.__init__(self, symbol_pool)
self.ret_reg = self.arch.regs.RAX
def call_effects(self, ad, instr):
return [AssignBlock([ExprAff(self.ret_reg, ExprOp('call_func_ret', ad,
self.sp,
self.arch.regs.RCX,
self.arch.regs.RDX,
self.arch.regs.R8,
self.arch.regs.R9,
)),
ExprAff(self.sp, ExprOp('call_func_stack',
ad, self.sp)),
],
instr
)]
def sizeof_char(self):
return 8
def sizeof_short(self):
return 16
def sizeof_int(self):
return 32
def sizeof_long(self):
return 64
def sizeof_pointer(self):
return 64
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