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paddlepaddle--paddle/test/ir/test_ir_fusion_group_pass.py
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2026-07-13 12:40:42 +08:00

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Python

# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# 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 unittest
import numpy as np
from pass_test import PassTest
import paddle
from paddle import base
from paddle.base import core
class FusionGroupPassTest(PassTest):
def build_program(self, dtype):
with base.program_guard(self.main_program, self.startup_program):
self.feed_vars = self._prepare_feed_vars([32, 128], dtype, 2)
self.feed_vars.append(
paddle.static.data(name="data2", shape=[128, 128], dtype=dtype)
)
# subgraph with only 1 op node
tmp_0 = self.feed_vars[0] * self.feed_vars[1]
tmp_0.stop_gradient = False
tmp_1 = paddle.matmul(tmp_0, self.feed_vars[2])
# subgraph with 2 op nodes
tmp_2 = paddle.nn.functional.relu(tmp_0 + tmp_1)
self.append_gradients(tmp_2)
self.num_fused_ops = 2
self.fetch_list = [tmp_2, self.grad(tmp_1)]
def setUp(self):
self.build_program("float32")
self.feeds = self._feed_random_data(self.feed_vars)
self.pass_names = "fusion_group_pass"
self.fused_op_type = "fusion_group"
def _prepare_feed_vars(self, shape, dtype, num_data, stop_gradient=True):
feed_vars = []
for i in range(num_data):
var = paddle.static.data(
name=("data" + str(i)), shape=shape, dtype=dtype
)
var.stop_gradient = stop_gradient
feed_vars.append(var)
return feed_vars
def _feed_random_data(self, feed_vars):
feeds = {}
for var in feed_vars:
if var.type != base.core.VarDesc.VarType.DENSE_TENSOR:
raise TypeError(
"Feed data of non DenseTensor is not supported."
)
shape = var.shape
if var.dtype == paddle.float32:
dtype = "float32"
elif var.dtype == paddle.float64:
dtype = "float64"
elif var.dtype == paddle.float16:
dtype = "float16"
else:
raise ValueError(f"Unsupported dtype {var.dtype}")
feeds[var.name] = np.random.random(shape).astype(dtype)
return feeds
def test_check_output(self):
if core.is_compiled_with_cuda():
self.pass_attrs = {"fusion_group_pass": {"use_gpu": True}}
self.check_output_with_place(base.CUDAPlace(0))
class FusionGroupPassComplicatedTest(FusionGroupPassTest):
def build_program(self, dtype):
with base.program_guard(self.main_program, self.startup_program):
self.feed_vars = self._prepare_feed_vars([32, 64], dtype, 5, False)
one = paddle.tensor.fill_constant(shape=[1], dtype=dtype, value=1.0)
tmp_0 = one * self.feed_vars[0]
# subgraph with 9 op nodes
tmp_1 = tmp_0 * paddle.nn.functional.sigmoid(
self.feed_vars[1]
) + paddle.nn.functional.sigmoid(self.feed_vars[2]) * paddle.tanh(
self.feed_vars[3]
)
tmp_2 = paddle.tanh(tmp_1) + paddle.nn.functional.sigmoid(
self.feed_vars[4]
)
self.append_gradients(tmp_2)
self.num_fused_ops = 2
self.fetch_list = [tmp_2, self.grad(tmp_0)]
class FusionGroupPassInplaceTest(FusionGroupPassTest):
def build_program(self, dtype):
with base.program_guard(self.main_program, self.startup_program):
self.feed_vars = self._prepare_feed_vars([32, 128], dtype, 3)
self.feed_vars.append(
paddle.static.data(name="data3", shape=[128, 32], dtype=dtype)
)
# subgraph with 3 op node
tmp_0 = self.feed_vars[0] - self.feed_vars[1]
tmp_1 = tmp_0 * self.feed_vars[2]
tmp_2 = paddle.assign(tmp_1, output=tmp_0)
tmp_3 = paddle.matmul(tmp_2, self.feed_vars[3])
self.num_fused_ops = 1
self.fetch_list = [tmp_3]
class FusionGroupPassTestFP64(FusionGroupPassTest):
def setUp(self):
self.build_program("float64")
self.feeds = self._feed_random_data(self.feed_vars)
self.pass_names = "fusion_group_pass"
self.fused_op_type = "fusion_group"
class FusionGroupPassTestCastAndFP16(FusionGroupPassTest):
def build_program(self, dtype):
with base.program_guard(self.main_program, self.startup_program):
self.feed_vars = self._prepare_feed_vars([32, 128], dtype, 2)
self.feed_vars.append(
paddle.static.data(name="data2", shape=[128, 128], dtype=dtype)
)
# subgraph with 2 op nodes
tmp_0 = self.feed_vars[0] * self.feed_vars[1]
tmp_0.stop_gradient = False
tmp_1 = paddle.cast(tmp_0, dtype="float16")
zero = paddle.tensor.fill_constant(
shape=[128], dtype="float16", value=0
)
# TODO(xreki): fix precision problem when using softmax of float16.
# tmp_2 = layers.softmax(tmp_1)
tmp_2 = paddle.add(tmp_1, zero)
tmp_3 = paddle.matmul(tmp_0, self.feed_vars[2])
# subgraph with 4 op nodes
tmp_3 = paddle.cast(tmp_2, dtype="float16")
tmp_4 = paddle.nn.functional.relu(tmp_1 + tmp_3)
tmp_5 = paddle.cast(tmp_4, dtype=dtype)
tmp_3 = paddle.cast(tmp_2, dtype=dtype)
self.append_gradients(tmp_5)
self.num_fused_ops = 4
self.fetch_list = [tmp_5, self.grad(tmp_0)]
class FusionGroupPassSumTest(FusionGroupPassTest):
def build_program(self, dtype):
with base.program_guard(self.main_program, self.startup_program):
self.feed_vars = self._prepare_feed_vars([32, 128], dtype, 3)
self.feed_vars.append(
paddle.static.data(name="data3", shape=[128, 128], dtype=dtype)
)
# subgraph with 2 op nodes
tmp_0 = paddle.add_n(
[self.feed_vars[0], self.feed_vars[1], self.feed_vars[2]]
)
tmp_0.stop_gradient = False
tmp_1 = paddle.sqrt(tmp_0)
tmp_2 = paddle.matmul(tmp_0, self.feed_vars[3])
# subgraph with 2 op nodes
tmp_3 = paddle.square(paddle.add_n([tmp_1, tmp_2]))
self.append_gradients(tmp_3)
self.num_fused_ops = 3
self.fetch_list = [tmp_3, self.grad(tmp_0)]
class FusionGroupPassCastTest(FusionGroupPassTest):
def build_program(self, dtype):
with base.program_guard(self.main_program, self.startup_program):
self.feed_vars = self._prepare_feed_vars([2, 2], dtype, 2)
tmp_0 = paddle.add(self.feed_vars[0], self.feed_vars[1])
tmp_0.stop_gradient = False
tmp_1 = paddle.cast(tmp_0, dtype="float64")
tmp_2 = paddle.cast(tmp_1, dtype="float32")
self.append_gradients(tmp_2)
self.num_fused_ops = 2
self.fetch_list = [tmp_2, self.grad(tmp_0)]
def setUp(self):
self.build_program("float64")
self.feeds = self._feed_random_data(self.feed_vars)
self.pass_names = "fusion_group_pass"
self.fused_op_type = "fusion_group"
class FusionGroupPassFillConstantTest(FusionGroupPassTest):
def build_program(self, dtype):
with base.program_guard(self.main_program, self.startup_program):
self.feed_vars = self._prepare_feed_vars([2, 2], dtype, 2)
tmp_0 = paddle.add(self.feed_vars[0], self.feed_vars[1])
tmp_0.stop_gradient = False
tmp_1 = paddle.tensor.fill_constant(
shape=[2, 2], dtype=dtype, value=2.0
)
tmp_2 = paddle.scale(
tmp_1, scale=3.0, bias=1.0, bias_after_scale=True
)
tmp_3 = paddle.multiply(tmp_2, tmp_0)
self.append_gradients(tmp_3)
self.num_fused_ops = 1
self.fetch_list = [tmp_2, self.grad(tmp_0)]
if __name__ == "__main__":
unittest.main()