def _emit_call(self, op, arglocs):
is_call_release_gil = rop.is_call_release_gil(op.getopnum())
# args = [resloc, size, sign, args...]
from rpython.jit.backend.llsupport.descr import CallDescr
func_index = 3 + is_call_release_gil
cb = Aarch64CallBuilder(self, arglocs[func_index],
arglocs[func_index+1:], arglocs[0])
descr = op.getdescr()
assert isinstance(descr, CallDescr)
cb.callconv = descr.get_call_conv()
cb.argtypes = descr.get_arg_types()
cb.restype = descr.get_result_type()
sizeloc = arglocs[1]
assert sizeloc.is_imm()
cb.ressize = sizeloc.value
signloc = arglocs[2]
assert signloc.is_imm()
cb.ressign = signloc.value
if is_call_release_gil:
saveerrloc = arglocs[3]
assert saveerrloc.is_imm()
cb.emit_call_release_gil(saveerrloc.value)
else:
effectinfo = descr.get_extra_info()
if effectinfo is None or effectinfo.check_can_collect():
cb.emit()
else:
cb.emit_no_collect()
def simple_call(self, fnloc, arglocs, result_loc=r.x0):
if result_loc is None:
result_type = VOID
result_size = 0
elif result_loc.is_vfp_reg():
result_type = FLOAT
result_size = WORD
else:
result_type = INT
result_size = WORD
cb = Aarch64CallBuilder(self, fnloc, arglocs, result_loc, result_type,
result_size)
cb.emit()
def simple_call_no_collect(self, fnloc, arglocs):
cb = Aarch64CallBuilder(self, fnloc, arglocs)
cb.emit_no_collect()