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paddlepaddle--paddle/test/cpp/eager/performance_tests/benchmark_utils.cc
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2021 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.
#include "test/cpp/eager/performance_tests/benchmark_utils.h"
#include <iostream>
#include <memory>
#include <set>
#include <string>
#include <vector>
// Eager
#include "paddle/fluid/eager/api/all.h"
#include "paddle/fluid/eager/autograd_meta.h"
#include "paddle/fluid/eager/backward.h"
#include "paddle/fluid/eager/utils.h"
#include "test/cpp/eager/test_utils.h"
// Eager Generated
#include "paddle/fluid/eager/api/generated/eager_generated/forwards/dygraph_functions.h"
#include "paddle/fluid/eager/api/generated/fluid_generated/dygraph_forward_api.h"
// Fluid
#include "paddle/fluid/framework/op_registry.h"
#include "paddle/fluid/imperative/basic_engine.h"
#include "paddle/fluid/imperative/tracer.h"
#include "paddle/phi/core/memory/memcpy.h"
static size_t max_num_benchmark_runs = 4000;
namespace egr {
/* --------------------- */
/* ---- Eager Scale ---- */
/* --------------------- */
void benchmark_eager_scale(const paddle::Tensor& tensor, bool accuracy_check) {
paddle::Tensor input_tensor = tensor;
float scale = 2.0;
float bias = 3.0;
size_t max_num_runs = accuracy_check ? 10 : max_num_benchmark_runs;
for (size_t i = 0; i < max_num_runs; i++) {
input_tensor = egr::scale(input_tensor,
scale,
bias,
true /*bias_after_scale*/,
true /*trace_backward*/);
}
std::vector<paddle::Tensor> target_tensors = {input_tensor};
Backward(target_tensors, {});
if (accuracy_check) {
// Examine Forward Grad (w.r.t max_num_runs = 10)
eager_test::CompareTensorWithValue<float>(input_tensor, 8189.0);
// Examine Backward Grad (w.r.t max_num_runs = 10)
eager_test::CompareGradTensorWithValue<float>(tensor, 1024.0);
}
}
void benchmark_eager_matmul(const paddle::Tensor& X,
const paddle::Tensor& Y,
bool accuracy_check) {
paddle::Tensor input_tensor0 = X;
size_t max_num_runs = accuracy_check ? 2 : max_num_benchmark_runs;
for (size_t i = 0; i < max_num_runs; i++) {
input_tensor0 = matmul_ad_func(input_tensor0, Y, false, false);
}
std::vector<paddle::Tensor> target_tensors = {input_tensor0};
Backward(target_tensors, {});
if (accuracy_check) {
// Examine Forward Grad (w.r.t max_num_runs = 2)
eager_test::CompareTensorWithValue<float>(input_tensor0, 16);
// Examine Backward Grad (w.r.t max_num_runs = 2)
eager_test::CompareGradTensorWithValue<float>(X, 16);
eager_test::CompareGradTensorWithValue<float>(Y, 16);
}
}
/* ----------------------------------- */
/* ---- Eager Intermediate Matmul ---- */
/* ----------------------------------- */
void benchmark_eager_intermediate_matmul(const paddle::Tensor& X,
const paddle::Tensor& Y,
bool accuracy_check) {
paddle::Tensor input_tensor0 = X;
size_t max_num_runs = accuracy_check ? 2 : max_num_benchmark_runs;
for (size_t i = 0; i < max_num_runs; i++) {
input_tensor0 = matmul_v2_dygraph_function(
input_tensor0, Y, {{"trans_x", false}, {"trans_y", false}});
}
std::vector<paddle::Tensor> target_tensors = {input_tensor0};
Backward(target_tensors, {});
if (accuracy_check) {
// Examine Forward Grad (w.r.t max_num_runs = 2)
eager_test::CompareTensorWithValue<float>(input_tensor0, 16);
// Examine Backward Grad (w.r.t max_num_runs = 2)
eager_test::CompareGradTensorWithValue<float>(X, 16);
eager_test::CompareGradTensorWithValue<float>(Y, 16);
}
}
/* -------------------------------- */
/* ---- Eager Intermediate MLP ---- */
/* -------------------------------- */
void benchmark_eager_intermediate_mlp(const paddle::Tensor& X,
const std::vector<paddle::Tensor>& Ws,
const std::vector<paddle::Tensor>& Bs,
bool accuracy_check) {
paddle::Tensor input0 = X;
for (size_t i = 0; i < MLP_NUM_LINEAR; i++) {
paddle::Tensor Out = matmul_v2_dygraph_function(
input0, Ws[i], {{"trans_x", false}, {"trans_y", false}});
input0 = elementwise_add_dygraph_function(Out, Bs[i], {});
}
paddle::Tensor Out =
reduce_sum_dygraph_function(input0, {{"reduce_all", true}});
std::vector<paddle::Tensor> target_tensors = {Out};
Backward(target_tensors, {});
if (accuracy_check) {
std::unordered_map<std::string, float> result =
compute_mlp_expected_results();
// Examine Forward Grad (w.r.t max_num_runs = 2)
eager_test::CompareTensorWithValue<float>(Out, result["Out"]);
// Examine Backward Grad (w.r.t max_num_runs = 2)
eager_test::CompareGradTensorWithValue<float>(X, result["GradX"]);
eager_test::CompareGradTensorWithValue<float>(Ws[0], result["GradW"]);
}
}
} // namespace egr
namespace paddle {
namespace imperative {
static void FluidCheckTensorValue(const std::shared_ptr<imperative::VarBase>& X,
const phi::Place& place,
float value) {
auto* tensor = X->MutableVar()->GetMutable<phi::DenseTensor>();
float* t_ptr = tensor->mutable_data<float>(place);
std::vector<float> host_data(tensor->numel());
#if defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)
if (place == phi::GPUPlace()) {
phi::DeviceContextPool& pool = phi::DeviceContextPool::Instance();
auto* dev_ctx = dynamic_cast<phi::GPUContext*>(pool.Get(place));
auto stream = dev_ctx->stream();
paddle::memory::Copy(phi::CPUPlace(),
host_data.data(),
phi::GPUPlace(),
t_ptr,
sizeof(float) * tensor->numel(),
stream);
t_ptr = host_data.data();
}
#endif
VLOG(6) << "Tensor Value: " << t_ptr[0] << ", Expected Value: " << value;
PADDLE_ENFORCE(
t_ptr[0] == value,
common::errors::Fatal(
"Detected numerical Error, Expected %f but got %f", value, t_ptr[0]));
}
static void FluidCheckGradTensorValue(
const std::shared_ptr<imperative::VarBase>& X,
const phi::Place& place,
float value) {
auto* grad_tensor = X->MutableGradVar()->GetMutable<phi::DenseTensor>();
float* g_ptr = grad_tensor->mutable_data<float>(place);
std::vector<float> g_host_data(grad_tensor->numel());
#if defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)
if (place == phi::GPUPlace()) {
phi::DeviceContextPool& pool = phi::DeviceContextPool::Instance();
auto* dev_ctx = dynamic_cast<phi::GPUContext*>(pool.Get(place));
auto stream = dev_ctx->stream();
paddle::memory::Copy(phi::CPUPlace(),
g_host_data.data(),
phi::GPUPlace(),
g_ptr,
sizeof(float) * grad_tensor->numel(),
stream);
g_ptr = g_host_data.data();
}
#endif
VLOG(6) << "Tensor Value: " << g_ptr[0] << ", Expected Value: " << value;
PADDLE_ENFORCE(
g_ptr[0] == value,
common::errors::Fatal(
"Detected numerical Error, Expected %f but got %f", value, g_ptr[0]));
}
/* --------------------- */
/* ---- Fluid Scale ---- */
/* --------------------- */
// TODO(jiabin): Change this and remove nolint
void benchmark_fluid_scale(const std::shared_ptr<imperative::VarBase>& X,
const phi::Place& place,
bool accuracy_check) {
imperative::Tracer tracer;
framework::AttributeMap attrs;
attrs["use_onednn"] = false;
attrs["scale"] = 2;
attrs["bias"] = 3;
attrs["bias_after_scale"] = true;
std::shared_ptr<imperative::VarBase> tmp_out = X;
size_t max_num_runs = accuracy_check ? 10 : max_num_benchmark_runs;
for (size_t i = 0; i < max_num_runs; i++) {
imperative::NameVarBaseMap ins = {{"X", {tmp_out}}};
imperative::NameVarBaseMap outs = {
{"Out", {std::make_shared<imperative::VarBase>(true, "Out")}}};
tracer.TraceOp<VarBase>("scale", ins, outs, attrs, place, true);
tmp_out = outs["Out"][0];
}
auto* engine = tracer.GetEngine();
std::vector<std::shared_ptr<imperative::VarBase>> grad_tensors{nullptr};
engine->Init({tmp_out}, grad_tensors, false /*retain_graph*/);
engine->Execute();
if (accuracy_check) {
FluidCheckTensorValue(tmp_out, place, 8189.0);
FluidCheckGradTensorValue(X, place, 1024.0);
}
}
/* ---------------------- */
/* ---- Fluid Matmul ---- */
/* ---------------------- */
void benchmark_fluid_matmul(const std::shared_ptr<imperative::VarBase>& X,
const std::shared_ptr<imperative::VarBase>& Y,
const phi::Place& place,
bool accuracy_check) {
imperative::Tracer tracer;
std::shared_ptr<imperative::VarBase> tmp_out = X;
size_t max_num_runs = accuracy_check ? 2 : max_num_benchmark_runs;
for (size_t i = 0; i < max_num_runs; i++) {
framework::AttributeMap attrs;
imperative::NameVarBaseMap ins = {{"X", {tmp_out}}, {"Y", {Y}}};
imperative::NameVarBaseMap outs = {
{"Out", {std::make_shared<imperative::VarBase>(true, "Out")}}};
tracer.TraceOp<VarBase>("matmul_v2", ins, outs, attrs, place, true);
tmp_out = outs["Out"][0];
}
auto* engine = tracer.GetEngine();
std::vector<std::shared_ptr<imperative::VarBase>> grad_tensors{nullptr};
engine->Init({tmp_out}, grad_tensors, false /*retain_graph*/);
engine->Execute();
if (accuracy_check) {
FluidCheckTensorValue(tmp_out, place, 16);
FluidCheckGradTensorValue(X, place, 16);
FluidCheckGradTensorValue(Y, place, 16);
}
}
/* ------------------- */
/* ---- Fluid MLP ---- */
/* ------------------- */
void benchmark_fluid_mlp(
const std::shared_ptr<imperative::VarBase>& X,
const std::vector<std::shared_ptr<imperative::VarBase>>& Ws,
const std::vector<std::shared_ptr<imperative::VarBase>>& Bs,
const phi::Place& place,
bool accuracy_check) {
imperative::Tracer tracer;
imperative::NameVarBaseMap ins;
imperative::NameVarBaseMap outs;
framework::AttributeMap attrs;
std::shared_ptr<imperative::VarBase> input0 = X;
for (size_t i = 0; i < MLP_NUM_LINEAR; i++) {
// Matmul0
ins = {{"X", {input0}}, {"Y", {Ws[0]}}};
outs = {{"Out", {std::make_shared<imperative::VarBase>(true, "Out")}}};
tracer.TraceOp<VarBase>("matmul_v2", ins, outs, attrs, place, true);
// EW-Add0
ins = {{"X", outs["Out"]}, {"Y", {Bs[i]}}};
outs = {{"Out", {std::make_shared<imperative::VarBase>(true, "Out")}}};
tracer.TraceOp<VarBase>("elementwise_add", ins, outs, attrs, place, true);
input0 = outs["Out"][0];
}
// ReduceSum
ins = {{"X", {input0}}};
outs = {{"Out", {std::make_shared<imperative::VarBase>(true, "Out")}}};
attrs = {{"reduce_all", true}};
tracer.TraceOp<VarBase>("reduce_sum", ins, outs, attrs, place, true);
auto* engine = tracer.GetEngine();
std::vector<std::shared_ptr<imperative::VarBase>> grad_tensors{nullptr};
engine->Init(outs["Out"], grad_tensors, false /*retain_graph*/);
engine->Execute();
if (accuracy_check) {
std::unordered_map<std::string, float> result =
egr::compute_mlp_expected_results();
FluidCheckTensorValue(outs["Out"][0], place, result["Out"]);
FluidCheckGradTensorValue(X, place, result["GradX"]);
FluidCheckGradTensorValue(Ws[0], place, result["GradW"]);
}
}
} // namespace imperative
} // namespace paddle