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from miasm2.jitter.jitload import Jitter
from miasm2.core import asmblock
from miasm2.core.utils import pck16, upck16
from miasm2.arch.msp430.sem import ir_msp430
import logging
log = logging.getLogger('jit_msp430')
hnd = logging.StreamHandler()
hnd.setFormatter(logging.Formatter("[%(levelname)s]: %(message)s"))
log.addHandler(hnd)
log.setLevel(logging.CRITICAL)
class jitter_msp430(Jitter):
def __init__(self, *args, **kwargs):
sp = asmblock.AsmSymbolPool()
Jitter.__init__(self, ir_msp430(sp), *args, **kwargs)
self.vm.set_little_endian()
def push_uint16_t(self, value):
regs = self.cpu.get_gpreg()
regs['SP'] -= 2
self.cpu.set_gpreg(regs)
self.vm.set_mem(regs['SP'], pck16(value))
def pop_uint16_t(self):
regs = self.cpu.get_gpreg()
value = upck16(self.vm.get_mem(regs['SP'], 2))
regs['SP'] += 2
self.cpu.set_gpreg(regs)
return value
def get_stack_arg(self, index):
regs = self.cpu.get_gpreg()
value = upck16(self.vm.get_mem(regs['SP'] + 2 * index, 2))
return value
def init_run(self, *args, **kwargs):
Jitter.init_run(self, *args, **kwargs)
self.cpu.PC = self.pc
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