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import unittest
import hypothesis.strategies as st
from hypothesis import given
import numpy as np
from caffe2.proto import caffe2_pb2
from caffe2.python import core, workspace
import caffe2.python.hypothesis_test_util as hu
import caffe2.python.ideep_test_util as mu
@unittest.skipIf(not workspace.C.use_mkldnn, "No MKLDNN support.")
class ElementwiseSumTest(hu.HypothesisTestCase):
@given(size=st.integers(7, 9),
input_channels=st.integers(1, 3),
batch_size=st.integers(1, 3),
inputs=st.integers(2, 7),
inplace=st.booleans(),
**mu.gcs)
def test_elementwise_sum(self,
size,
input_channels,
batch_size,
inputs,
inplace,
gc,
dc):
op = core.CreateOperator(
"Sum",
["X_{}".format(i) for i in range(inputs)],
["X_0" if inplace else "Y"],
)
Xs = [np.random.rand(batch_size, input_channels, size, size).astype(
np.float32) for _ in range(inputs)]
self.assertDeviceChecks(dc, op, Xs, [0])
@given(size=st.integers(7, 9),
input_channels=st.integers(1, 3),
batch_size=st.integers(1, 3),
inputs=st.integers(2, 7),
inplace=st.booleans(),
**mu.gcs_cpu_ideep)
def test_elementwise_sum_fallback(self,
size,
input_channels,
batch_size,
inputs,
inplace,
gc,
dc):
op = core.CreateOperator(
"Sum",
["X_{}".format(i) for i in range(inputs)],
["X_0" if inplace else "Y"],
device_option=dc[1]
)
Xs = [np.random.rand(batch_size, input_channels, size, size).astype(
np.float32) for _ in range(inputs)]
sum_val = Xs[0]
workspace.FeedBlob("X_0", Xs[0], dc[0])
for i, x in enumerate(Xs):
if i == 0: continue
sum_val += x
workspace.FeedBlob("X_{}".format(i), x, dc[1])
workspace.RunOperatorOnce(op)
Y = workspace.FetchBlob("X_0" if inplace else "Y")
if not np.allclose(sum_val, Y, atol=0.01, rtol=0.01):
print(Y.flatten())
print(sum_val.flatten())
print(np.max(np.abs(Y - sum_val)))
self.assertTrue(False)
@given(size=st.integers(7, 9),
input_channels=st.integers(1, 3),
batch_size=st.integers(1, 3),
inputs=st.integers(2, 7),
inplace=st.booleans(),
**mu.gcs_cpu_ideep)
def test_int8_elementwise_sum(self,
size,
input_channels,
batch_size,
inputs,
inplace,
gc,
dc):
sum_fp32 = core.CreateOperator(
"Sum",
["X_{}".format(i) for i in range(inputs)],
["X_0" if inplace else "Y"],
)
Xs = [np.random.rand(batch_size, input_channels, size, size).astype(
np.float32) for _ in range(inputs)]
old_ws_name = workspace.CurrentWorkspace()
workspace.SwitchWorkspace("_device_check_", True)
Xi_scales = []
Xi_zero_points = []
for i, X in enumerate(Xs):
workspace.FeedBlob("X_{}".format(i), X, dc[0])
if X.min() >= 0:
Xi_scales.append(np.absolute(X).max() / 0xFF)
Xi_zero_points.append(0)
else:
Xi_scales.append(np.absolute(X).max() / 0x7F)
Xi_zero_points.append(128)
workspace.RunOperatorOnce(sum_fp32)
Y = workspace.FetchBlob("X_0" if inplace else "Y")
if Y.min() >= 0:
Y_scale = np.absolute(Y).max() / 0xFF
Y_zero_point = 0
else:
Y_scale = np.absolute(Y).max() / 0x7F
Y_zero_point = 128
workspace.ResetWorkspace()
net = caffe2_pb2.NetDef()
for i, Xi in enumerate(Xs):
workspace.FeedBlob("Xi_{}".format(i), Xi, dc[1])
sw2nhwc = core.CreateOperator(
"NCHW2NHWC",
["Xi_{}".format(i)],
["Xi_{}_nhwc".format(i)],
device_option=dc[1]
)
quantize = core.CreateOperator(
"Int8Quantize",
["Xi_{}_nhwc".format(i)],
["Xi_{}_quantized".format(i)],
engine="DNNLOWP",
device_option=dc[1],
Y_zero_point=Xi_zero_points[i],
Y_scale=Xi_scales[i],
)
net.op.extend([sw2nhwc, quantize])
sum = core.CreateOperator(
"Int8Sum",
["Xi_{}_quantized".format(i) for i in range(inputs)],
["Xi_0_quantized" if inplace else "Y_quantized"],
engine="DNNLOWP",
device_option=dc[1],
Y_zero_point=Y_zero_point,
Y_scale=Y_scale,
)
dequantize = core.CreateOperator(
"Int8Dequantize",
["Xi_0_quantized" if inplace else "Y_quantized"],
["Y_nhwc"],
engine="DNNLOWP",
device_option=dc[1],
)
sw2nchw = core.CreateOperator(
"NHWC2NCHW",
["Y_nhwc"],
["Y_out"],
device_option=dc[1]
)
net.op.extend([sum, dequantize, sw2nchw])
workspace.RunNetOnce(net)
Y_out = workspace.FetchBlob("Y_out")
MSE = np.square(np.subtract(Y, Y_out)).mean()
if MSE > 0.005:
print(Y.flatten())
print(Y_out.flatten())
print(np.max(np.abs(Y_out - Y)))
print("MSE", MSE)
self.assertTrue(False)
workspace.SwitchWorkspace(old_ws_name)
if __name__ == "__main__":
unittest.main()
|
