def test_fuse_conv2d_elu():
def elu(data):
return -0.5 * sym.relu(1 - sym.exp(data)) + sym.relu(data)
def get_sym(out_channel):
data = sym.Variable(name="data")
data = sym.conv2d(data=data, kernel_size=(3,3), channels=out_channel, padding=(1, 1),
layout="NCHW", kernel_layout="OIHW", use_bias=True)
data = sym.batch_norm(data)
data = elu(data)
return data
in_channel = 8
out_channel = 16
size = 64
dshape = (1, in_channel, size, size)
oshape = (1, out_channel, size, size)
data = np.random.uniform(-1, 1, dshape).astype(np.float32)
for target, ctx in ctx_list():
sym1 = get_sym(out_channel)
sym2 = get_sym(out_channel)
_, params1 = utils.create_workload(sym1, 1, dshape[1:], seed=0)
_, params2 = utils.create_workload(sym2, 1, dshape[1:], seed=0)
output1, g1 = build_and_run(sym1, params1, data, oshape, target, ctx, opt_level=2)
output2, g2 = build_and_run(sym2, params2, data, oshape, target, ctx, opt_level=0)
np.testing.assert_allclose(output1, output2, rtol=1e-5, atol=1e-5)
# data, conv weight, bias, batch norm gamma, batch norm beta, conv op
assert g1.index.num_nodes == 6
def test_fuse_conv2d_elu():
def elu(data):
return -0.5 * sym.relu(1 - sym.exp(data)) + sym.relu(data)
def get_sym(out_channel):
data = sym.Variable(name="data")
data = sym.conv2d(data=data, kernel_size=(3,3), channels=out_channel, padding=(1, 1),
layout="NCHW", kernel_layout="OIHW", use_bias=True)
data = sym.batch_norm(data)
data = elu(data)
return data
in_channel = 8
out_channel = 16
size = 64
dshape = (1, in_channel, size, size)
oshape = (1, out_channel, size, size)
data = np.random.uniform(-1, 1, dshape).astype(np.float32)
for target, ctx in ctx_list():
sym1 = get_sym(out_channel)
sym2 = get_sym(out_channel)
_, params1 = utils.create_workload(sym1, 1, dshape[1:], seed=0)
_, params2 = utils.create_workload(sym2, 1, dshape[1:], seed=0)
output1, g1 = build_and_run(sym1, params1, data, oshape, target, ctx, opt_level=2)
output2, g2 = build_and_run(sym2, params2, data, oshape, target, ctx, opt_level=0)
tvm.testing.assert_allclose(output1, output2, rtol=1e-5, atol=1e-5)
# data, conv weight, bias, batch norm gamma, batch norm beta, conv op
assert g1.index.num_nodes == 6
def get_network(name, batch_size):
"""Get the symbol definition and random weight of a network"""
input_shape = (batch_size, 3, 224, 224)
output_shape = (batch_size, 1000)
if "resnet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.resnet.get_workload(num_layers=n_layer,
batch_size=batch_size)
elif "vgg" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.vgg.get_workload(num_layers=n_layer,
batch_size=batch_size)
elif name == 'mobilenet':
net, params = nnvm.testing.mobilenet.get_workload(
batch_size=batch_size)
elif name == 'squeezenet_v1.1':
net, params = nnvm.testing.squeezenet.get_workload(
batch_size=batch_size, version='1.1')
elif name == 'inception_v3':
input_shape = (1, 3, 299, 299)
net, params = nnvm.testing.inception_v3.get_workload(
batch_size=batch_size)
elif name == 'custom':
# an example for custom network
from nnvm.testing import utils
net = nnvm.sym.Variable('data')
net = nnvm.sym.conv2d(net,
channels=4,
kernel_size=(3, 3),
padding=(1, 1))
net = nnvm.sym.flatten(net)
net = nnvm.sym.dense(net, units=1000)
net, params = utils.create_workload(net, batch_size, (3, 224, 224))
elif name == 'mxnet':
# an example for mxnet model
from mxnet.gluon.model_zoo.vision import get_model
block = get_model('resnet18_v1', pretrained=True)
net, params = nnvm.frontend.from_mxnet(block)
net = nnvm.sym.softmax(net)
elif name == "yolo":
from flextensor.testing.net.yolo_v1 import get_workload
data_shape = (3, 448, 448)
input_shape = (batch_size, *data_shape)
output_shape = (batch_size, 1470)
net, params = get_workload(batch_size=batch_size,
image_shape=data_shape,
dtype=dtype)
elif name == "overfeat":
from flextensor.testing.net.overfeat import get_workload
data_shape = (3, 192, 192)
input_shape = (batch_size, *data_shape)
output_shape = (batch_size, 1000)
net, params = get_workload(batch_size=batch_size,
image_shape=data_shape,
dtype=dtype)
else:
raise ValueError("Unsupported network: " + name)
return net, params, input_shape, output_shape
def get_network(name, batch_size):
"""Get the symbol definition and random weight of a network"""
input_shape = (batch_size, 3, 224, 224)
output_shape = (batch_size, 1000)
if name =='resnet-18':
net, params = nnvm.testing.resnet.get_workload(num_layers=18, batch_size=batch_size)
elif name =='mobilenet':
net, params = nnvm.testing.mobilenet.get_workload(batch_size=batch_size)
elif name =='squeezenet v1.1':
net, params = nnvm.testing.squeezenet.get_workload(batch_size=batch_size, version='1.1')
elif name =='vgg-16':
net, params = nnvm.testing.vgg.get_workload(num_layers=16, batch_size=batch_size)
elif name =='custom':
# an example for custom network
from nnvm.testing import utils
net = nnvm.sym.Variable('data')
net = nnvm.sym.conv2d(net, channels=4, kernel_size=(3,3), padding=(1,1))
net = nnvm.sym.flatten(net)
net = nnvm.sym.dense(net, units=1000)
net, params = utils.create_workload(net, batch_size, (3, 224, 224))
elif name == 'mxnet':
# an example for mxnet model
from mxnet.gluon.model_zoo.vision import get_model
block = get_model('resnet18_v1', pretrained=True)
net, params = nnvm.frontend.from_mxnet(block)
net = nnvm.sym.softmax(net)
else:
raise ValueError("Unsupported network: " + name)
return net, params, input_shape, output_shape
def test_duplex_data_transfer():
""" This unittest tests duplex communication between the host and
accelerator device. The network is as following:
data
|
conv2d (acc)
|
batch_norm (cpu)
|
conv2d (acc)
"""
out_channels = 16
data = symbol.Variable(name="data")
simple_net = symbol.conv2d(data=data, kernel_size=(3, 3),
channels=out_channels, padding=(1, 1),
use_bias=False)
simple_net = symbol.batch_norm(simple_net)
simple_net = symbol.conv2d(data=simple_net, kernel_size=(3, 3),
channels=out_channels, padding=(1, 1),
use_bias=False)
batch_size = 1
data_shape = (batch_size, 3, 224, 224)
shape_dict = {"data": data_shape}
net, params = utils.create_workload(simple_net, batch_size,
data_shape[1:])
params["data"] = data = np.random.uniform(-1, 1,
size=data_shape).astype(
"float32")
check_graph(net, ['batch_norm'], shape_dict, params)
def get_workload(batch_size=1, num_classes=1000, version='1.0',
image_shape=(3, 224, 224), dtype="float32", **kwargs):
"""Get benchmark workload for SqueezeNet
Parameters
----------
batch_size : int
The batch size used in the model
num_classes : int, optional
Number of classes
version : str, optional
"1.0" or "1.1" of SqueezeNet
image_shape : tuple, optional
The input image shape
dtype : str, optional
The data type
kwargs : dict
Extra arguments
Returns
-------
net : nnvm.Symbol
The computational graph
params : dict of str to NDArray
The parameters.
"""
net = get_symbol(num_classes=num_classes, version=version, **kwargs)
return create_workload(net, batch_size, image_shape, dtype)
def get_network(name, batch_size):
"""Get the symbol definition and random weight of a network"""
input_shape = (batch_size, 3, 224, 224)
# output_shape not really used; so not changed here
output_shape = (batch_size, 1000)
if "resnet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.resnet.get_workload(num_layers=n_layer,
batch_size=batch_size)
elif "vgg" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.vgg.get_workload(num_layers=n_layer,
batch_size=batch_size)
elif name == 'mobilenet':
net, params = nnvm.testing.mobilenet.get_workload(
batch_size=batch_size)
elif name == 'squeezenet_v1.1':
net, params = nnvm.testing.squeezenet.get_workload(
batch_size=batch_size, version='1.1')
elif name == 'inception_v3':
input_shape = (1, 3, 299, 299)
net, params = nnvm.testing.inception_v3.get_workload(
batch_size=batch_size)
elif name == 'custom':
# an example for custom network
from nnvm.testing import utils
net = nnvm.sym.Variable('data')
net = nnvm.sym.conv2d(net,
channels=4,
kernel_size=(3, 3),
padding=(1, 1))
net = nnvm.sym.flatten(net)
net = nnvm.sym.dense(net, units=1000)
net, params = utils.create_workload(net, batch_size, (3, 224, 224))
elif name == 'mxnet':
# an example for mxnet model
from mxnet.gluon.model_zoo.vision import get_model
block = get_model('resnet18_v1', pretrained=True)
net, params = nnvm.frontend.from_mxnet(block)
net = nnvm.sym.softmax(net)
elif name == 'caffe_squeezenet':
import coremltools
coreml_model = coremltools.models.MLModel(
os.path.join('../models', 'SqueezeNet_v1.1.mlmodel'))
net, params = nnvm.frontend.from_coreml(coreml_model)
else:
raise ValueError("Unsupported network: " + name)
return net, params, input_shape, output_shape
def get_network(name, batch_size):
"""Get the symbol definition and random weight of a network"""
input_shape = (batch_size, 3, 224, 224)
output_shape = (batch_size, 1000)
if "resnet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.resnet.get_workload(num_layers=n_layer,
batch_size=batch_size)
elif "vgg" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.vgg.get_workload(num_layers=n_layer,
batch_size=batch_size)
elif name == 'mobilenet':
net, params = nnvm.testing.mobilenet.get_workload(
batch_size=batch_size)
elif name == 'squeezenet_v1.1':
net, params = nnvm.testing.squeezenet.get_workload(
batch_size=batch_size, version='1.1')
elif name == 'inception_v3':
input_shape = (1, 3, 299, 299)
net, params = nnvm.testing.inception_v3.get_workload(
batch_size=batch_size)
elif name == 'custom':
# an example for custom network
from nnvm.testing import utils
net = nnvm.sym.Variable('data')
net = nnvm.sym.conv2d(net,
channels=4,
kernel_size=(3, 3),
padding=(1, 1))
net = nnvm.sym.flatten(net)
net = nnvm.sym.dense(net, units=1000)
net, params = utils.create_workload(net, batch_size, (3, 224, 224))
elif name == 'mxnet':
# an example for mxnet model
from mxnet.gluon.model_zoo.vision import get_model
block = get_model('resnet18_v1', pretrained=True)
net, params = nnvm.frontend.from_mxnet(block)
net = nnvm.sym.softmax(net)
else:
onnx_model = onnx.load_model(
'out/models/resnet50_conv_bs1_0/model.onnx')
net, params = nnvm.frontend.from_onnx(onnx_model)
output_shape = (batch_size, 6, 112, 112)
return net, params, input_shape, output_shape
def test_duplex_data_transfer(device, target):
R""" This unittest tests duplex communication between the host and
accelerator device. The network is as following:
data
|
conv2d (acc)
|
batch_norm (cpu)
|
conv2d (acc)
"""
if not tvm.module.enabled(device):
print("Skip test because %s is not enabled." % device)
return
out_channels = 16
data = symbol.Variable(name="data")
simple_net = symbol.conv2d(data=data,
kernel_size=(3, 3),
channels=out_channels,
padding=(1, 1),
use_bias=False)
simple_net = symbol.batch_norm(simple_net)
simple_net = symbol.conv2d(data=simple_net,
kernel_size=(3, 3),
channels=out_channels,
padding=(1, 1),
use_bias=False)
batch_size = 1
data_shape = (batch_size, 3, 224, 224)
shape_dict = {"data": data_shape}
net, params = utils.create_workload(simple_net, batch_size, data_shape[1:])
params["data"] = data = np.random.uniform(
-1, 1, size=data_shape).astype("float32")
target = {"cpu": "llvm", device: target}
op_name_device = {
"conv2d": device,
"batch_norm": "cpu",
"broadcast_add": "cpu",
"elemwise_mul": "cpu"
}
fallback_device = tvm.context("cpu")
check_graph(net, target, op_name_device, fallback_device, shape_dict,
params)
def get_network(name, batch_size):
"""Get the symbol definition and random weight of a network"""
input_shape = (batch_size, 3, 224, 224)
output_shape = (batch_size, 1000)
if "resnet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.resnet.get_workload(num_layers=n_layer, batch_size=batch_size)
elif "vgg" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.vgg.get_workload(num_layers=n_layer, batch_size=batch_size)
elif name == 'mobilenet':
net, params = nnvm.testing.mobilenet.get_workload(batch_size=batch_size)
elif name == 'squeezenet_v1.1':
net, params = nnvm.testing.squeezenet.get_workload(batch_size=batch_size, version='1.1')
elif name == 'inception_v3':
input_shape = (1, 3, 299, 299)
net, params = nnvm.testing.inception_v3.get_workload(batch_size=batch_size)
elif name == 'custom':
# an example for custom network
from nnvm.testing import utils
net = nnvm.sym.Variable('data')
net = nnvm.sym.conv2d(net, channels=4, kernel_size=(3,3), padding=(1,1))
net = nnvm.sym.flatten(net)
net = nnvm.sym.dense(net, units=1000)
net, params = utils.create_workload(net, batch_size, (3, 224, 224))
elif name == 'mxnet':
# an example for mxnet model
from mxnet.gluon.model_zoo.vision import get_model
block = get_model('resnet18_v1', pretrained=True)
net, params = nnvm.frontend.from_mxnet(block)
net = nnvm.sym.softmax(net)
else:
onnx_model = onnx.load_model(
'out/models/resnet50_conv_bs1_0/model.onnx')
net, params = nnvm.frontend.from_onnx(onnx_model)
output_shape = (batch_size, 6, 112, 112)
return net, params, input_shape, output_shape
def get_workload(batch_size=1,
num_classes=1000,
version='1.0',
image_shape=(3, 224, 224),
dtype="float32",
**kwargs):
"""Get benchmark workload for SqueezeNet
Parameters
----------
batch_size : int
The batch size used in the model
num_classes : int, optional
Number of classes
version : str, optional
"1.0" or "1.1" of SqueezeNet
image_shape : tuple, optional
The input image shape
dtype : str, optional
The data type
kwargs : dict
Extra arguments
Returns
-------
net : nnvm.Symbol
The computational graph
params : dict of str to NDArray
The parameters.
"""
net = get_symbol(num_classes=num_classes, version=version, **kwargs)
return create_workload(net, batch_size, image_shape, dtype)
def main(conv_config):
# Define conv2d network.
N, H, W, CO, CI, KH, KW, strides, padding = conv_configs[conv_config]
batch_size = N
data_shape = (N, CI, H, W)
data = sym.Variable(name="data")
simple_net = sym.conv2d(data=data,
kernel_size=(KH, KW),
channels=CO,
padding=padding)
# Use cuDNN as conv2d backend.
net, params = utils.create_workload(simple_net, batch_size, data_shape[1:])
target = "cuda -libs=cudnn"
graph, lib, params = nnvm.compiler.build(net,
target,
shape={"data": data_shape},
params=params)
ctx = tvm.context(target, 0)
data = np.random.uniform(-1, 1, size=data_shape).astype("float32")
module = runtime.create(graph, lib, ctx)
module.set_input(**params)
module.set_input("data", data)
module.run()
out_shape = (batch_size, CO, W, H)
out = module.get_output(0, tvm.nd.empty(out_shape))
out_cudnn = out.asnumpy()
print('Time cost of cuDNN conv2d operator ({}):'.format(conv_config))
costs = []
for _ in range(10):
evaluator = module.module.time_evaluator("run", ctx, number=1000)
cost = evaluator().mean
costs.append(cost)
print('%.8f' % cost)
print('Mean:', '%.8f' % np.mean(costs))
######################################################################
# Create a simple network
# -----------------------
# Let's create a very simple network for demonstration.
# It consists of convolution, batch normalization, and ReLU activation.
out_channels = 16
data = sym.Variable(name="data")
simple_net = sym.conv2d(data=data, kernel_size=(3,3), channels=out_channels, padding = (1, 1), use_bias=True)
simple_net = sym.batch_norm(data=simple_net)
simple_net = sym.relu(data=simple_net)
batch_size = 1
data_shape = (batch_size, 3, 224, 224)
net, params = utils.create_workload(simple_net, batch_size, data_shape[1:])
######################################################################
# Build and run with cuda backend
# -------------------------------
# We build and run this network with cuda backend, as usual.
# By setting the logging level to DEBUG, the result of NNVM graph compilation will be dumped as pseudo code.
import logging
logging.basicConfig(level=logging.DEBUG) # to dump TVM IR after fusion
target = "cuda"
graph, lib, params = nnvm.compiler.build(
net, target, shape={"data": data_shape}, params=params)
ctx = tvm.context(target, 0)
data = np.random.uniform(-1, 1, size=data_shape).astype("float32")
def get_network(name, batch_size, dtype='float32'):
"""Get the symbol definition and random weight of a network
Parameters
----------
name: str
The name of the network, can be 'resnet-18', 'resnet-50', 'vgg-16', 'inception_v3', 'mobilenet', ...
batch_size: int
batch size
dtype: str
Data type
Returns
-------
net: nnvm.symbol
The NNVM symbol of network definition
params: dict
The random parameters for benchmark
input_shape: tuple
The shape of input tensor
output_shape: tuple
The shape of output tensor
"""
input_shape = (batch_size, 3, 224, 224)
output_shape = (batch_size, 1000)
if name == 'mobilenet':
net, params = nnvm.testing.mobilenet.get_workload(
batch_size=batch_size, dtype=dtype)
elif name == 'mobilenet_v2':
net, params = nnvm.testing.mobilenet_v2.get_workload(
batch_size=batch_size, dtype=dtype)
elif name == 'inception_v3':
input_shape = (batch_size, 3, 299, 299)
net, params = nnvm.testing.inception_v3.get_workload(
batch_size=batch_size, dtype=dtype)
elif "resnet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.resnet.get_workload(num_layers=n_layer,
batch_size=batch_size,
dtype=dtype)
elif "vgg" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.vgg.get_workload(num_layers=n_layer,
batch_size=batch_size,
dtype=dtype)
elif "densenet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.densenet.get_workload(num_layers=n_layer,
batch_size=batch_size,
dtype=dtype)
elif "squeezenet" in name:
version = name.split("_v")[1]
net, params = nnvm.testing.squeezenet.get_workload(
batch_size=batch_size, version=version, dtype=dtype)
elif name == 'custom':
# an example for custom network
from nnvm.testing import utils
net = nnvm.sym.Variable('data')
net = nnvm.sym.conv2d(net,
channels=4,
kernel_size=(3, 3),
padding=(1, 1))
net = nnvm.sym.flatten(net)
net = nnvm.sym.dense(net, units=1000)
net, params = utils.create_workload(net,
batch_size, (3, 224, 224),
dtype=dtype)
elif name == 'mxnet':
# an example for mxnet model
from mxnet.gluon.model_zoo.vision import get_model
block = get_model('resnet18_v1', pretrained=True)
net, params = nnvm.frontend.from_mxnet(block)
net = nnvm.sym.softmax(net)
else:
raise ValueError("Unsupported network: " + name)
return net, params, input_shape, output_shape
# define network
data = sym.Variable("data")
y1 = sym.conv2d(data=data,
channels=1,
kernel_size=(3, 3),
padding=(0, 0),
use_bias=False,
out_layout='NCHW')
y2 = sym.flatten(y1)
#y3 = sym.dense(y2, units=10, use_bias=False)
y3 = sym.dense(y2, weight=dense_weight, use_bias=False)
y4 = sym.softmax(y3)
out = y4 # This is some of the loss function
# create workload
net, params = create_workload(out, batch_size, image_shape, dtype)
#print(net.debug_str())
target = tvm.target.create('llvm')
#target = tvm.target.create('opencl')
with nnvm.compiler.build_config(opt_level=0):
graph, lib, params = nnvm.compiler.build(net,
target,
shape={"data": data_shape},
params=params)
# create random input
#ctx = tvm.opencl()
ctx = tvm.context("llvm", 0)
#data = np.random.uniform(-1, 1, size=data_shape).astype("float32")
data = train_data[:1].swapaxes(1, 3).swapaxes(2, 3).astype("float32")
def get_network(name, batch_size, dtype='float32'):
"""Get the symbol definition and random weight of a network
Parameters
----------
name: str
The name of the network, can be 'resnet-18', 'resnet-50', 'vgg-16', 'inception_v3', 'mobilenet', ...
batch_size: int
batch size
dtype: str
Data type
Returns
-------
net: nnvm.symbol
The NNVM symbol of network definition
params: dict
The random parameters for benchmark
input_shape: tuple
The shape of input tensor
output_shape: tuple
The shape of output tensor
"""
input_shape = (batch_size, 3, 224, 224)
output_shape = (batch_size, 1000)
if name == 'mobilenet':
net, params = nnvm.testing.mobilenet.get_workload(batch_size=batch_size, dtype=dtype)
elif name == 'mobilenet_v2':
net, params = nnvm.testing.mobilenet_v2.get_workload(batch_size=batch_size, dtype=dtype)
elif name == 'inception_v3':
input_shape = (batch_size, 3, 299, 299)
net, params = nnvm.testing.inception_v3.get_workload(batch_size=batch_size, dtype=dtype)
elif "resnet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.resnet.get_workload(num_layers=n_layer, batch_size=batch_size, dtype=dtype)
elif "vgg" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.vgg.get_workload(num_layers=n_layer, batch_size=batch_size, dtype=dtype)
elif "densenet" in name:
n_layer = int(name.split('-')[1])
net, params = nnvm.testing.densenet.get_workload(num_layers=n_layer, batch_size=batch_size, dtype=dtype)
elif "squeezenet" in name:
version = name.split("_v")[1]
net, params = nnvm.testing.squeezenet.get_workload(batch_size=batch_size, version=version, dtype=dtype)
elif name == 'custom':
# an example for custom network
from nnvm.testing import utils
net = nnvm.sym.Variable('data')
net = nnvm.sym.conv2d(net, channels=4, kernel_size=(3,3), padding=(1,1))
net = nnvm.sym.flatten(net)
net = nnvm.sym.dense(net, units=1000)
net, params = utils.create_workload(net, batch_size, (3, 224, 224), dtype=dtype)
elif name == 'mxnet':
# an example for mxnet model
from mxnet.gluon.model_zoo.vision import get_model
block = get_model('resnet18_v1', pretrained=True)
net, params = nnvm.frontend.from_mxnet(block)
net = nnvm.sym.softmax(net)
else:
raise ValueError("Unsupported network: " + name)
return net, params, input_shape, output_shape
