megenginelite-sys 1.8.2

A safe megenginelite wrapper in Rust
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49

/**
 * \file src/plugin/test/profiler.cpp
 * MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
 *
 * Copyright (c) 2014-2021 Megvii Inc. All rights reserved.
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 */

#include "megbrain/plugin/profiler.h"
#include <sstream>
#include "megbrain/opr/basic_arith.h"
#include "megbrain/opr/io.h"
#include "megbrain/test/helper.h"

using namespace mgb;

namespace {
void run_test(CompNode cn, const char* fpath) {
    HostTensorGenerator<> gen;
    auto host_x = gen({1}), host_y = gen({1});
    auto graph = ComputingGraph::make();
    SymbolVar x = opr::Host2DeviceCopy::make(*graph, host_x, cn).rename("x"),
              y = opr::Host2DeviceCopy::make(*graph, host_y, cn).rename("y"), z = x + y;

    HostTensorND host_z;
    auto func = graph->compile({make_callback_copy(z, host_z)});
    auto profiler = std::make_shared<GraphProfiler>(graph.get());
    func->execute();
    float vx = host_x->ptr<float>()[0], vy = host_y->ptr<float>()[0],
          vz = host_z.sync().ptr<float>()[0];
    ASSERT_FLOAT_EQ(vx + vy, vz);

    profiler->to_json()->writeto_fpath(output_file(fpath));
}
}  // namespace

TEST(TestGraphProfiler, APlusBGPU) {
    REQUIRE_GPU(1);
    run_test(CompNode::load("gpu0"), "test_profiler_gpu.json");
}

TEST(TestGraphProfiler, APlusBCPU) {
    run_test(CompNode::load("cpu0"), "test_profiler_cpu.json");
}

// vim: syntax=cpp.doxygen foldmethod=marker foldmarker=f{{{,f}}}