def BoxingToSingleDevice(builder):
parallel_conf = placement_cfg.ParallelConf()
parallel_conf.set_device_tag(
blob_object.parallel_desc_symbol.device_tag)
parallel_conf.add_device_name("{}:{}".format(0, 0))
tmp_parallel_desc_symbol = builder.GetParallelDescSymbol(
parallel_conf)
tmp_op_arg_parallel_attr = oneflow_api.OpArgParallelAttribute(
tmp_parallel_desc_symbol,
str(blob_object.op_arg_parallel_attr.sbp_parallel),
str(blob_object.op_arg_parallel_attr.opt_mirrored_parallel
),
)
with oneflow.scope.placement(
self.parallel_conf.device_tag(),
list(self.parallel_conf.device_name()),
):
tmp_blob_object = boxing_util.BoxingTo(
builder, blob_object, tmp_op_arg_parallel_attr)
nonlocal consistent_blob_name
consistent_blob_name = "{}-consistent".format(
self.logical_blob_name)
if not blob_register.HasObject4BlobName(consistent_blob_name):
blob_register.SetObject4BlobName(consistent_blob_name,
tmp_blob_object)
def GetOpArgParallelAttr(builder, produced_blob_object,
consumer_op_arg_parallel_attr):
return oneflow_api.OpArgParallelAttribute(
get_parallel_desc_symbol(builder, produced_blob_object,
consumer_op_arg_parallel_attr),
str(
get_sbp_parallel(builder, produced_blob_object,
consumer_op_arg_parallel_attr)),
str(produced_blob_object.op_arg_parallel_attr.opt_mirrored_parallel
),
)
def BuildAssignInstruction(builder):
new_parallel_desc_symbol = boxing_util.TryReplaceDeviceTag(
builder, var_blob_object.parallel_desc_symbol, "cpu")
consumer_op_arg_parallel_attr = oneflow_api.OpArgParallelAttribute(
new_parallel_desc_symbol,
str(var_blob_object.op_arg_parallel_attr.sbp_parallel),
str(var_blob_object.op_arg_parallel_attr.opt_mirrored_parallel),
)
tmp_blob_object = boxing_util.BoxingTo(builder, value_blob_object,
consumer_op_arg_parallel_attr)
boxing_util.Assign(builder, var_blob_object, tmp_blob_object)
