def defs(self, regs_only=True, cfg=None):
# Avoid circular import. TODO: fix properly
import arch
"""Return set of all registers defined by this instruction. Function
calls (and maybe SFUNCs) require special treatment."""
if self.op == "call":
return arch.call_defs(self.args[0])
defs = set()
if self.dest:
if not regs_only or isinstance(self.dest, REG):
defs.add(self.dest)
return defs
def defs(self, regs_only=True, cfg=None):
# Avoid circular import. TODO: fix properly
import arch
import progdb
"""Return set of all registers defined by this instruction. Function
calls (and maybe SFUNCs) require special treatment."""
if self.op == "call":
addr = self.args[0]
if isinstance(addr, ADDR):
# Direct call with known address
addr = addr.addr
if addr in progdb.FUNC_DB and "modifieds" in progdb.FUNC_DB[addr]:
return progdb.FUNC_DB[addr]["modifieds"]
# Indirect call or not params in funcdb
# TODO: need to allow saving callsite info in funcdb
return arch.call_defs(addr)
defs = set()
if self.dest:
if not regs_only or isinstance(self.dest, REG):
defs.add(self.dest)
return defs
def defs(self, regs_only=True, cfg=None):
# Avoid circular import. TODO: fix properly
import arch
import progdb
"""Return set of all registers defined by this instruction. Function
calls (and maybe SFUNCs) require special treatment."""
if self.op == "call":
addr = self.args[0]
if isinstance(addr, ADDR):
# Direct call with known address
addr = addr.addr
if addr in progdb.FUNC_DB and "modifieds" in progdb.FUNC_DB[addr]:
return progdb.FUNC_DB[addr]["modifieds"]
# Indirect call or not params in funcdb
# TODO: need to allow saving callsite info in funcdb
return arch.call_defs(addr)
defs = set()
if self.dest:
if not regs_only or isinstance(self.dest, REG):
defs.add(self.dest)
return defs