mindspore/tests/st/ops/cpu/test_fast_gelu_op.py

123 lines
3.7 KiB
Python

# Copyright 2022 Huawei Technologies Co., Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ============================================================================
import time
import numpy as np
import pytest
import mindspore.context as context
import mindspore.nn as nn
from mindspore import Tensor
from mindspore.ops.functional import vmap
from mindspore.common.api import ms_function
from mindspore.ops import operations as P
from mindspore.ops import functional as F
context.set_context(mode=context.GRAPH_MODE, device_target="CPU")
class FastGeluNet(nn.Cell):
"""FastGeluNet"""
def __init__(self):
"""Init."""
super(FastGeluNet, self).__init__()
self.fast_gelu = P.FastGeLU()
def construct(self, x):
"""Construct."""
return self.fast_gelu(x)
def fast_gelu_compute(x):
"""FastGeluCompute."""
return x * np.exp(0.851 * (x - np.abs(x))) / (1 + np.exp(-1.702 * np.abs(x)))
def np_all_close_with_loss(out, expect):
"""np_all_close_with_loss"""
return np.allclose(out, expect, 0.005, 0.005, equal_nan=True)
@pytest.mark.level0
@pytest.mark.platform_x86_cpu
@pytest.mark.env_onecard
@pytest.mark.parametrize('shape', [(2,), (4, 5), (3, 4, 5, 6)])
@pytest.mark.parametrize('dtype', [np.float32, np.float16])
def test_fast_gelu_cpu(shape, dtype):
"""
Feature: FastGeLU cpu kernel
Description: test the rightness of FastGeLU cpu kernel.
Expectation: Success.
"""
prop_cpu = 100 if np.random.random() > 0.5 else -100
x_np = (np.random.randn(*shape) * prop_cpu).astype(dtype)
y_np_cpu = fast_gelu_compute(x_np)
x_ms_cpu = Tensor(x_np)
net = FastGeluNet()
y_ms = net(x_ms_cpu)
assert np_all_close_with_loss(y_np_cpu, y_ms.asnumpy())
x_ms_cpu = Tensor(x_np)
y_fun = F.fast_gelu(x_ms_cpu)
assert np_all_close_with_loss(y_np_cpu, y_fun.asnumpy())
x_ms_cpu = Tensor(x_np)
fast_gelu_nn = nn.FastGelu()
y_nn = fast_gelu_nn(x_ms_cpu)
assert np_all_close_with_loss(y_np_cpu, y_nn.asnumpy())
@pytest.mark.level0
@pytest.mark.platform_x86_cpu
@pytest.mark.env_onecard
@pytest.mark.parametrize('dtype', [np.float32, np.float16])
def test_fast_gelu_vmap(dtype, shape=(100, 2)):
"""
Feature: FastGeLU cpu kernel
Description: test the rightness of FastGeLU cpu kernel vmap feature.
Expectation: Success.
"""
def fast_gelu_fun(x):
"""fast_gelu_fun"""
return P.FastGeLU()(x)
prop = 100 if np.random.random() > 0.5 else -100
x_np = (np.random.randn(*shape) * prop).astype(dtype)
x = Tensor(x_np)
x = F.sub(x, 0)
start_time = time.perf_counter()
output_vmap = vmap(fast_gelu_fun, in_axes=(0,))(x)
vmap_time = time.perf_counter() - start_time
start_time_manually = time.perf_counter()
@ms_function
def manually_batched(xs):
"""manually_batched"""
output = []
for i in range(xs.shape[0]):
output.append(fast_gelu_fun(xs[i]))
return F.stack(output)
output_manually = manually_batched(x)
manually_time = time.perf_counter() - start_time_manually
assert np_all_close_with_loss(output_vmap.asnumpy(), output_manually.asnumpy())
assert vmap_time < manually_time