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168e41009b
Follows #130404 Pull Request resolved: https://github.com/pytorch/pytorch/pull/130784 Approved by: https://github.com/malfet
72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
#include <gtest/gtest.h>
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#include "test/cpp/jit/test_utils.h"
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#include "torch/csrc/jit/runtime/graph_executor.h"
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#include "torch/jit.h"
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#include "torch/script.h"
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#include "torch/torch.h"
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namespace torch {
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namespace jit {
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TEST(GraphExecutorTest, Basic_CUDA) {
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constexpr int batch_size = 4;
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constexpr int input_size = 256;
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int hidden_size = 2 * input_size;
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auto input = at::randn({batch_size, input_size}, at::kCUDA);
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auto hx = at::randn({batch_size, hidden_size}, at::kCUDA);
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auto cx = at::randn({batch_size, hidden_size}, at::kCUDA);
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auto w_ih = t_def(at::randn({4 * hidden_size, input_size}, at::kCUDA));
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auto w_hh = t_def(at::randn({4 * hidden_size, hidden_size}, at::kCUDA));
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auto g = build_lstm();
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GraphExecutor executor(g, "");
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auto stack = createStack({input, hx, cx, w_ih, w_hh});
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executor.run(stack);
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ASSERT_EQ(stack.size(), 2);
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auto [r0, r1] = lstm(input, hx, cx, w_ih, w_hh);
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ASSERT_TRUE(almostEqual(stack[0].toTensor(), r0));
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ASSERT_TRUE(almostEqual(stack[1].toTensor(), r1));
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}
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TEST(GraphExecutorTest, runAsync_executor) {
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/*
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TODO: there are some problem with C++ parsing script program involving
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fork. Use the test module below for now.
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issue about this: github.com/pytorch/pytorch/issues/46368
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The test module file is generated by following:
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class DemoModule(torch.nn.Module):
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def forward(self):
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r1 = torch.jit.fork(torch.mm, torch.rand(100,100),torch.rand(100,100))
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r2 = torch.jit.fork(torch.mm, torch.rand(100,100),torch.rand(100,100))
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return r1.wait() + r2.wait()
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demo = DemoModule()
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torch.jit.save(torch.jit.script(demo), 'test_interpreter_async.pt')
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*/
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std::string filePath(__FILE__);
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auto testModelFile = filePath.substr(0, filePath.find_last_of("/\\") + 1);
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testModelFile.append("test_interpreter_async.pt");
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auto module = load(testModelFile);
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auto graph = module.get_method("forward").graph();
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GraphExecutor graphExecutor(graph, "");
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auto asyncCounter = 0;
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std::mutex mtx;
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// a dummy executor which actually use at::launch, but add up a counter
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auto launcher = [&](std::function<void()> f) {
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mtx.lock();
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++asyncCounter;
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mtx.unlock();
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at::launch(std::move(f));
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};
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std::vector<IValue> stack;
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// NOLINTNEXTLINE(modernize-use-emplace)
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stack.push_back(module._ivalue());
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graphExecutor.runAsync(stack, launcher)->wait();
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ASSERT_TRUE(asyncCounter > 0);
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}
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} // namespace jit
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} // namespace torch
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