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test_misc.cpp
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#include <gtest/gtest.h>
#include <ATen/ATen.h>
#include <ATen/Parallel.h>
#include <ATen/core/interned_strings.h>
#include <ATen/core/ivalue.h>
#include <ATen/core/jit_type_base.h>
#include <test/cpp/jit/test_utils.h>
#include <torch/csrc/jit/passes/remove_mutation.h>
#include <torch/csrc/jit/passes/tensorexpr_fuser.h>
#include <torch/csrc/jit/tensorexpr/kernel.h>
#include <torch/csrc/autograd/engine.h>
#include <torch/csrc/autograd/generated/variable_factories.h>
#include <torch/csrc/autograd/profiler.h>
#include <torch/csrc/autograd/variable.h>
#include <torch/csrc/jit/api/function_impl.h>
#include <torch/csrc/jit/api/module.h>
#include <torch/csrc/jit/codegen/fuser/interface.h>
#include <torch/csrc/jit/frontend/ir_emitter.h>
#include <torch/csrc/jit/frontend/tracer.h>
#include <torch/csrc/jit/ir/alias_analysis.h>
#include <torch/csrc/jit/ir/attributes.h>
#include <torch/csrc/jit/ir/irparser.h>
#include <torch/csrc/jit/ir/scope.h>
#include <torch/csrc/jit/ir/type_hashing.h>
#include <torch/csrc/jit/jit_log.h>
#include <torch/csrc/jit/passes/bailout_graph.h>
#include <torch/csrc/jit/passes/canonicalize.h>
#include <torch/csrc/jit/passes/common_subexpression_elimination.h>
#include <torch/csrc/jit/passes/constant_propagation.h>
#include <torch/csrc/jit/passes/create_autodiff_subgraphs.h>
#include <torch/csrc/jit/passes/dead_code_elimination.h>
#include <torch/csrc/jit/passes/graph_fuser.h>
#include <torch/csrc/jit/passes/guard_elimination.h>
#include <torch/csrc/jit/passes/inline_autodiff_subgraphs.h>
#include <torch/csrc/jit/passes/insert_guards.h>
#include <torch/csrc/jit/passes/liveness.h>
#include <torch/csrc/jit/passes/loop_unrolling.h>
#include <torch/csrc/jit/passes/lower_grad_of.h>
#include <torch/csrc/jit/passes/lower_tuples.h>
#include <torch/csrc/jit/passes/pass_manager.h>
#include <torch/csrc/jit/passes/requires_grad_analysis.h>
#include <torch/csrc/jit/passes/restore_mutation.h>
#include <torch/csrc/jit/passes/shape_analysis.h>
#include <torch/csrc/jit/passes/symbolic_shape_analysis.h>
#include <torch/csrc/jit/passes/utils/subgraph_utils.h>
#include <torch/csrc/jit/runtime/argument_spec.h>
#include <torch/csrc/jit/runtime/autodiff.h>
#include <torch/csrc/jit/runtime/custom_operator.h>
#include <torch/csrc/jit/runtime/decomposition_registry.h>
#include <torch/csrc/jit/runtime/graph_executor.h>
#include <torch/csrc/jit/runtime/interpreter.h>
#include <torch/csrc/jit/runtime/jit_trace.h>
#include <torch/csrc/jit/runtime/profiling_record.h>
#include <torch/csrc/jit/runtime/symbolic_script.h>
#include <torch/csrc/jit/runtime/symbolic_shape_registry.h>
#include <torch/csrc/jit/serialization/import.h>
#include <torch/csrc/jit/testing/file_check.h>
#include <torch/jit.h>
#include <torch/script.h>
#include <onnx/onnx_pb.h>
#include <c10/util/Exception.h>
#include <c10/util/ThreadLocalDebugInfo.h>
#include <torch/csrc/jit/passes/freeze_module.h>
#include <torch/csrc/jit/passes/frozen_graph_optimizations.h>
#include <algorithm>
#include <cstddef>
#include <functional>
#include <iostream>
#include <memory>
#include <set>
#include <stdexcept>
#include <string>
#include <tuple>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
namespace torch {
namespace jit {
inline c10::AliasAnalysisKind aliasAnalysisFromSchema() {
return c10::AliasAnalysisKind::FROM_SCHEMA;
}
template <typename T>
std::ostream& operator<<(std::ostream& out, const std::vector<T>& list) {
size_t i = 0;
out << "{";
for (auto&& e : list) {
if (i++ > 0)
out << ", ";
out << e;
}
out << "}";
return out;
}
TEST(InternedStringsTest, Basic) {
ASSERT_EQ(prim::Param, Symbol::prim("Param"));
ASSERT_EQ(prim::Return, Symbol::prim("Return"));
ASSERT_EQ(prim::Return.toUnqualString(), std::string("Return"));
ASSERT_EQ(prim::Return.toQualString(), std::string("prim::Return"));
Symbol newsym = Symbol::aten("__NEW_SYMBOL");
size_t symstart = newsym;
ASSERT_EQ(newsym.toQualString(), std::string("aten::__NEW_SYMBOL"));
// TODO: This test is a bit too close to the implementation details.
ASSERT_EQ(Symbol::aten("What"), symstart + 1);
ASSERT_EQ(Symbol::aten("What2"), symstart + 2);
ASSERT_EQ(Symbol::aten("What"), symstart + 1);
ASSERT_EQ(Symbol::aten("What2"), symstart + 2);
ASSERT_EQ(Symbol(symstart + 2).toUnqualString(), std::string("What2"));
}
TEST(FromQualStringTest, Basic) {
ASSERT_EQ(Symbol::fromQualString("prim::Param"), Symbol::prim("Param"));
ASSERT_EQ(Symbol::fromQualString("aten::mm"), Symbol::aten("mm"));
ASSERT_EQ(Symbol::fromQualString("onnx::LSTM"), Symbol::onnx("LSTM"));
ASSERT_EQ(Symbol::fromQualString("attr::value"), Symbol::attr("value"));
ASSERT_EQ(Symbol::fromQualString("scope::"), Symbol::scope(""));
ASSERT_EQ(Symbol::fromQualString("::").toUnqualString(), std::string(""));
ASSERT_EQ(
Symbol::fromQualString("::").ns().toQualString(),
std::string("namespaces::"));
ASSERT_EQ(
Symbol::fromQualString("new_ns::param").toUnqualString(),
std::string("param"));
ASSERT_EQ(
Symbol::fromQualString("new_ns::param").ns().toUnqualString(),
std::string("new_ns"));
ASSERT_EQ(
Symbol::fromQualString("new_ns::param").ns(),
Symbol::fromQualString("namespaces::new_ns"));
auto bad_inputs = {"scope", ":", ""};
for (auto input : bad_inputs) {
try {
Symbol::fromQualString(input);
ASSERT_TRUE(0);
} catch (const std::exception& c) {
}
}
}
TEST(THNNConvTest, Basic) {
std::vector<int64_t> input_size = {4, 3, 15, 17}; // B x C x H x W
std::vector<int64_t> kernel_size = {3, 5};
std::vector<int64_t> stride = {1, 2};
std::vector<int64_t> padding = {2, 1};
constexpr int out_channels = 5;
// make inputs
at::Tensor input = torch::randn(input_size);
at::Tensor weight = torch::randn(
{out_channels, input_size[1], kernel_size[0], kernel_size[1]});
at::Tensor bias = torch::randn({out_channels});
// run forward eagerly
at::Tensor output = at::_slow_conv2d_forward(
input, weight, kernel_size, bias, stride, padding);
// make grad_outputs
at::Tensor grad_output =
torch::randn_like(output, at::MemoryFormat::Preserve);
// run backward eagerly
at::Tensor grad_input, grad_weight, grad_bias;
std::tie(grad_input, grad_weight, grad_bias) = at::_slow_conv2d_backward(
grad_output,
input,
weight,
kernel_size,
stride,
padding,
{true, true, true});
// make JIT graph
auto graph = std::make_shared<Graph>();
auto ksz_val = graph->insertConstant(kernel_size);
auto kst_val = graph->insertConstant(stride);
auto pad_val = graph->insertConstant(padding);
auto inputg = graph->addInput("self");
auto weightg = graph->addInput("weight");
auto biasg = graph->addInput("bias");
Value* conv = graph->insert(
aten::_slow_conv2d_forward,
{inputg, weightg, ksz_val, biasg, kst_val, pad_val});
auto outputs = conv->node()->outputs();
for (auto output : outputs) {
graph->registerOutput(output);
}
LowerAllTuples(graph);
graph->lint();
// differentiate JIT graph
EliminateDeadCode(graph); // Tracing of some ops depends on the DCE trick
ConstantPropagation(graph);
auto grad_spec = differentiate(graph);
LowerGradOf(*grad_spec.df);
// prepare JIT inputs / gradients
tensor_list tensors_in;
tensors_in.push_back(input);
tensors_in.push_back(weight);
tensors_in.push_back(bias);
tensor_list tensor_grads_in;
tensor_grads_in.push_back(grad_output);
// Get outputs from the interpreter
tensor_list tensors_out, tensor_grads_out;
std::tie(tensors_out, tensor_grads_out) =
runGradient(grad_spec, tensors_in, tensor_grads_in);
// prepare expected structs
tensor_list expected_tensors_out, expected_tensor_grads_out;
expected_tensors_out.push_back(output);
expected_tensor_grads_out.push_back(grad_input);
expected_tensor_grads_out.push_back(grad_weight);
expected_tensor_grads_out.push_back(grad_bias);
// Compare results
assertAllClose(tensors_out, expected_tensors_out);
assertAllClose(tensor_grads_out, expected_tensor_grads_out);
}
TEST(ATenNativeBatchNormTest, Basic) {
// aten::native_batch_norm(Tensor input, Tensor weight, Tensor bias, Tensor
// running_mean, Tensor running_var, bool training, float momentum, float eps)
// -> (Tensor, Tensor, Tensor)
std::vector<int64_t> input_size = {4, 3, 15, 17}; // B x C x H x W
bool training = true;
float momentum = 0.9;
float eps = 1e-5;
// make inputs
at::Tensor input = torch::randn(input_size);
at::Tensor weight = torch::randn({input_size[1]});
at::Tensor bias = torch::randn({input_size[1]});
at::Tensor running_mean = torch::randn({input_size[1]});
at::Tensor running_var = torch::randn({input_size[1]});
// running_mean and running_var are changed in-place, so clone and send them
at::Tensor running_mean_eager = running_mean.clone();
at::Tensor running_var_eager = running_var.clone();
at::Tensor running_mean_jit = running_mean.clone();
at::Tensor running_var_jit = running_var.clone();
// run forward eagerly
at::Tensor output, savemean, saveinvstd;
std::tie(output, savemean, saveinvstd) = at::native_batch_norm(
input,
weight,
bias,
running_mean_eager,
running_var_eager,
training,
momentum,
eps);
// make grad_outputs
at::Tensor grad_output =
torch::randn_like(output, at::MemoryFormat::Preserve);
at::Tensor grad_savemean =
torch::zeros_like(savemean, at::MemoryFormat::Preserve);
at::Tensor grad_saveinvstd =
torch::zeros_like(saveinvstd, at::MemoryFormat::Preserve);
// run backward eagerly
at::Tensor grad_input, grad_weight, grad_bias;
// aten::native_batch_norm_backward(Tensor grad_out, Tensor input, Tensor
// weight, Tensor running_mean, Tensor running_var, Tensor save_mean, Tensor
// save_invstd, bool train, float eps, bool[3] output_mask) -> (Tensor,
// Tensor, Tensor)
std::tie(grad_input, grad_weight, grad_bias) = at::native_batch_norm_backward(
grad_output,
input,
weight,
running_mean_eager,
running_var_eager,
savemean,
saveinvstd,
training,
eps,
{true, true, true});
// make JIT graph
auto graph = std::make_shared<Graph>();
auto training_val = graph->insertConstant(IValue(training));
auto momentum_val = graph->insertConstant(IValue(momentum));
auto eps_val = graph->insertConstant(IValue(eps));
auto inputg = graph->addInput("self");
auto weightg = graph->addInput("weight");
auto biasg = graph->addInput("bias");
auto running_meang = graph->addInput("running_mean");
auto running_varg = graph->addInput("running_var");
Value* bn = graph->insert(
aten::native_batch_norm,
{inputg,
weightg,
biasg,
running_meang,
running_varg,
training_val,
momentum_val,
eps_val});
auto outputs = bn->node()->outputs();
for (auto output : outputs) {
graph->registerOutput(output);
}
LowerAllTuples(graph);
graph->lint();
// differentiate JIT graph
EliminateDeadCode(graph); // Tracing of some ops depends on the DCE trick
ConstantPropagation(graph);
auto grad_spec = differentiate(graph);
LowerGradOf(*grad_spec.df);
// prepare JIT inputs / gradients
tensor_list tensors_in;
tensors_in.push_back(input);
tensors_in.push_back(weight);
tensors_in.push_back(bias);
tensors_in.push_back(running_mean_jit);
tensors_in.push_back(running_var_jit);
tensor_list tensor_grads_in;
tensor_grads_in.push_back(grad_output);
tensor_grads_in.push_back(grad_savemean);
tensor_grads_in.push_back(grad_saveinvstd);
// Get outputs from the interpreter
tensor_list tensors_out, tensor_grads_out;
std::tie(tensors_out, tensor_grads_out) =
runGradient(grad_spec, tensors_in, tensor_grads_in);
// prepare expected structs
tensor_list expected_tensors_out, expected_tensor_grads_out;
expected_tensors_out.push_back(output);
expected_tensors_out.push_back(savemean);
expected_tensors_out.push_back(saveinvstd);
expected_tensors_out.push_back(running_mean_eager);
expected_tensors_out.push_back(running_var_eager);
expected_tensor_grads_out.push_back(grad_input);
expected_tensor_grads_out.push_back(grad_weight);
expected_tensor_grads_out.push_back(grad_bias);
tensors_out.push_back(running_mean_jit);
tensors_out.push_back(running_var_jit);
// Compare results
assertAllClose(tensors_out, expected_tensors_out);
assertAllClose(tensor_grads_out, expected_tensor_grads_out);
}
TEST(CustomFusionTest, Basic) {
#if defined(FBCODE_CAFFE2)
return;
#endif
auto graph_string = R"IR(
graph(%0 : Float(2, 3, 4),
%1 : Float(2, 3, 4)):
%2 : Tensor = aten::mul(%0, %1)
%3 : Tensor = aten::mul(%2, %0)
return (%3))IR";
auto g = std::make_shared<Graph>();
torch::jit::parseIR(graph_string, g.get());
torch::jit::overrideCanFuseOnCPU(true);
CustomFuseGraph(
g,
[](Node* n) { return n->kind() != prim::Param; },
Symbol::fromQualString("prim::FusionGroup"));
torch::jit::overrideCanFuseOnCPU(false);
const auto& nodes = g->nodes();
auto fusion_group =
std::find_if(nodes.begin(), nodes.end(), [](const Node* node) {
return node->kind() == Symbol::fromQualString("prim::FusionGroup");
});
AT_ASSERT(fusion_group != nodes.end());
auto subgraph = fusion_group->g(attr::Subgraph);
auto hits = 0;
// two multiplications
for (const auto& n : subgraph->nodes()) {
(void)n;
hits++;
}
AT_ASSERT(hits == 2);
}
TEST(CustomFusionTest, NestedBlocks) {
#if defined(FBCODE_CAFFE2)
return;
#endif
auto graph_string = R"IR(
graph(%0 : Float(2, 3, 4),
%1 : Float(2, 3, 4),
%2 : Float(2, 3, 4)):
%3 : int = prim::Constant[value=1]()
%4 : Tensor = prim::If(%2)
block0():
%5 : Tensor = aten::mul(%0, %2)
%6 : Tensor = aten::mul(%5, %1)
-> (%6)
block1():
%7 : Tensor = aten::add(%0, %2, %3)
%8 : Tensor = aten::add(%7, %1, %3)
-> (%8)
%9 : Tensor = aten::add(%4, %2, %3)
return (%4))IR";
auto g = std::make_shared<Graph>();
torch::jit::parseIR(graph_string, g.get());
CustomFuseGraph(
g,
[](Node* n) { return n->kind() == aten::mul; },
Symbol::fromQualString("prim::FusionGroup"));
// Could be done in more efficient ways, but this is only a test.
std::function<bool(const Block*, Symbol)> dfs = [&](const Block* b,
Symbol s) {
for (auto node : b->nodes()) {
if (node->kind() == s)
return true;
for (auto nested_b : node->blocks())
if (dfs(nested_b, s))
return true;
}
return false;
};
AT_ASSERT(dfs(g->block(), Symbol::fromQualString("prim::FusionGroup")));
}
static const auto cf_examples = R"JIT(
def if_test(a, b):
# FIXME: use 0 instead of a.
# c = 0
c = a
if bool(a < b):
c = b
else:
c = a
return c
def if_one(a, b):
c = b
if bool(a < b):
c = a
return c
def while_test(a, i):
while bool(i < 3):
a *= a
i += 1
return a
)JIT";
TEST(ControlFlowTest, Basic) {
auto cu = compile(cf_examples);
auto run = [&](const std::string& name, std::vector<IValue> stack) {
auto graph = toGraphFunction(cu->get_function(name)).graph();
Code code(graph, "");
InterpreterState interp(code);
interp.run(stack);
return stack;
};
auto L = [](int64_t l) { return IValue(scalar_to_tensor(at::Scalar(l))); };
auto V = [](IValue t) { return std::move(t).toTensor().item<int64_t>(); };
auto run_binary = [&](const std::string& name, int64_t a, int64_t b) {
return V(run(name, {L(a), L(b)})[0]);
};
ASSERT_EQ(2, run_binary("if_test", 1, 2));
ASSERT_EQ(3, run_binary("if_test", 3, 2));
ASSERT_EQ(2, run_binary("if_one", 2, 3));
ASSERT_EQ(2, run_binary("if_one", 3, 2));
ASSERT_EQ(256, run_binary("while_test", 2, 0));
}
TEST(ProtoTest, Basic) {
::ONNX_NAMESPACE::ModelProto proto;
proto.set_producer_name("foo");
}
// test a few features that are not directly used in schemas yet
TEST(SchemaParserTest, NestedArrays) {
// nested arrays
auto s = parseSchema("at::what(int[][4] foo) -> ()");
ASSERT_TRUE(s.arguments().at(0).N() == 4);
ASSERT_TRUE(IntType::get()->isSubtypeOf(*s.arguments()
.at(0)
.type()
->expectRef<ListType>()
.getElementType()
->expectRef<ListType>()
.getElementType()));
auto s2 = parseSchema("at::what(int[][] foo) -> ()");
ASSERT_TRUE(IntType::get()->isSubtypeOf(*s2.arguments()
.at(0)
.type()
->expectRef<ListType>()
.getElementType()
->expectRef<ListType>()
.getElementType()));
}
TEST(SchemaParserTest, OutVariant) {
auto schema_with_out = parseSchema(
"at::foo(Tensor self, *, Tensor(a!) f, Tensor(b!) l) -> (Tensor(a!) f, Tensor(b!) l)");
ASSERT_TRUE(schema_with_out.arguments().at(1).is_out());
ASSERT_TRUE(schema_with_out.arguments().at(2).is_out());
auto schema_without_out =
parseSchema("at::foo(Tensor self, *, int scalar) -> (int)");
for (const auto& arg : schema_without_out.arguments()) {
ASSERT_TRUE(!arg.is_out());
}
auto schema_with_is_write = parseSchema(
"aten::ne_.Scalar(Tensor(a!) self, Scalar other) -> (Tensor(a!))");
for (const auto& arg : schema_with_is_write.arguments()) {
ASSERT_TRUE(!arg.is_out());
}
}
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
TEST(SchemaParserTest, NamedReturns) {
// named returns
parseSchema("at::what(Tensor! i_will_be_written_to) -> ()");
auto s3 =
parseSchema("at::what() -> (Tensor the_return, Tensor the_return2)");
ASSERT_TRUE(s3.returns().at(0).name() == "the_return");
ASSERT_TRUE(s3.returns().at(1).name() == "the_return2");
}
TEST(SchemaParserTest, Futures) {
// futures
auto s4 = parseSchema("at::what(Future(int) foo) -> ()");
ASSERT_TRUE(IntType::get()->isSubtypeOf(
*s4.arguments().at(0).type()->expectRef<FutureType>().getElementType()));
}
TEST(SchemaParserTest, AnnotatedAliasSets) {
// test tensor with annotated alias sets
parseSchema("at::what(Tensor(a) foo) -> (Tensor(a))");
}
TEST(SchemaParserTest, BeforeAfterSets) {
const auto s = parseSchema(
"at::what(Tensor(b|c)[](a!) list, Tensor(c) element)"
" -> (Tensor(b|c)[](a!))");
// The list itself is annotated with `a`
const AliasInfo* aliasInfo = s.arguments().at(0).alias_info();
ASSERT_NE(aliasInfo, nullptr);
ASSERT_TRUE(
aliasInfo->beforeSets() ==
std::unordered_set<Symbol>{Symbol::fromQualString("alias::a")});
ASSERT_TRUE(aliasInfo->isWrite());
// Check the contained types
ASSERT_TRUE(!aliasInfo->containedTypes().empty());
const auto& containedAliasInfo = aliasInfo->containedTypes()[0];
const auto expected = std::unordered_set<Symbol>{
Symbol::fromQualString("alias::b"),
Symbol::fromQualString("alias::c"),
};
ASSERT_TRUE(containedAliasInfo.beforeSets() == expected);
ASSERT_TRUE(containedAliasInfo.afterSets() == expected);
ASSERT_FALSE(containedAliasInfo.isWrite());
}
TEST(SchemaParserTest, BeforeAfterSets2) {
const auto s = parseSchema(
"at::what(Tensor(b -> b|c)[](a!) list, Tensor(c) element)"
" -> (Tensor(b|c)[](a!))");
// The list itself is annotated with `a`
const AliasInfo* aliasInfo = s.arguments().at(0).alias_info();
ASSERT_NE(aliasInfo, nullptr);
ASSERT_EQ(
aliasInfo->beforeSets(),
std::unordered_set<Symbol>{Symbol::fromQualString("alias::a")});
ASSERT_EQ(
aliasInfo->afterSets(),
std::unordered_set<Symbol>{Symbol::fromQualString("alias::a")});
ASSERT_TRUE(aliasInfo->isWrite());
ASSERT_EQ(aliasInfo->containedTypes().size(), 1);
// Check the contained types
ASSERT_TRUE(!aliasInfo->containedTypes().empty());
const auto& containedAliasInfo = aliasInfo->containedTypes()[0];
const auto expectedBefore = std::unordered_set<Symbol>{
Symbol::fromQualString("alias::b"),
};
const auto expectedAfter = std::unordered_set<Symbol>{
Symbol::fromQualString("alias::b"), Symbol::fromQualString("alias::c")};
ASSERT_TRUE(containedAliasInfo.beforeSets() == expectedBefore);
ASSERT_TRUE(containedAliasInfo.afterSets() == expectedAfter);
ASSERT_FALSE(containedAliasInfo.isWrite());
}
TEST(TopologicalIndexTest, Basic) {
Graph graph;
auto node1 = graph.create(prim::AutogradZero);
auto node2 = graph.create(prim::AutogradZero);
auto node3 = graph.create(prim::AutogradZero);
auto node4 = graph.create(prim::AutogradZero);
graph.appendNode(node4);
graph.prependNode(node1);
node2->insertAfter(node1);
node3->insertBefore(node4);
// nodes should be in numerical order
ASSERT_TRUE(node1->isBefore(node2));
ASSERT_TRUE(node1->isBefore(node3));
ASSERT_TRUE(node1->isBefore(node4));
ASSERT_TRUE(node2->isAfter(node1));
ASSERT_TRUE(node2->isBefore(node3));
ASSERT_TRUE(node2->isBefore(node4));
ASSERT_FALSE(node3->isBefore(node1));
ASSERT_FALSE(node3->isBefore(node2));
ASSERT_FALSE(node3->isAfter(node4));
// Built up a block structure
// node3
// /\ ...
// A B block1
// \ ...
// C block2
auto block1 = node3->addBlock();
auto A = graph.create(prim::AutogradZero);
block1->appendNode(A);
auto B = graph.create(prim::AutogradZero);
block1->appendNode(B);
auto block2 = B->addBlock();
auto C = graph.create(prim::AutogradZero);
block2->appendNode(C);
// Check isAfter on different block levels
ASSERT_TRUE(node1->isBefore(A));
ASSERT_TRUE(A->isBefore(B));
ASSERT_TRUE(A->isBefore(C));
// make sure things don't blow up on deletions
node2->destroy();
auto node2p = graph.create(prim::AutogradZero);
node2p->insertAfter(node1);
ASSERT_TRUE(node1->isBefore(node2p));
ASSERT_TRUE(node2p->isBefore(node3));
}
TEST(TopologicalIndexTest, Reindex) {
// Induce reindexing to test that path
Graph graph;
std::map<size_t, Node*> nodes;
auto anchor = graph.create(prim::AutogradZero);
graph.appendNode(anchor);
// Inserting to the same place a lot will trigger reindexing
for (auto i = 0; i < 100; ++i) {
auto n = graph.create(prim::AutogradZero);
n->insertAfter(anchor);
nodes[i] = n;
}
// Nodes should be in reverse order
for (auto i = 0; i < 100; ++i) {
for (auto j = i + 1; j < 100; ++j) {
ASSERT_TRUE(nodes[i]->isAfter(nodes[j]));
}
}
}
at::Tensor invokeTestRecordFunction(at::Tensor& t) {
RECORD_FUNCTION("test", std::vector<c10::IValue>({t}));
auto t2 = t.pow(2);
return t2;
}
static const auto invokeTestRecordFunction_JIT = R"JIT(
def foo(self, t):
t2 = t.pow(2)
return t2
def forward(self, t):
return self.foo(t)
)JIT";
at::Tensor invokeTestRecordFunctionJIT(at::Tensor& t) {
RECORD_FUNCTION("test", std::vector<c10::IValue>({t}));
auto module = std::make_shared<script::Module>(
"RecordFunctionTestModule", std::make_shared<script::CompilationUnit>());
module->define(invokeTestRecordFunction_JIT);
return module->forward({t}).toTensor();
}
using TracedTestValues =
std::vector<std::tuple<std::string, std::vector<std::vector<int64_t>>>>;
void checkTracedInputs(const TracedTestValues& inputs) {
bool found_test = false;
bool found_pow = false;
bool found_mul = false;
for (const auto& input : inputs) {
const auto& fn = std::get<0>(input);
const auto& sizes = std::get<1>(input);
if (fn == "test") {
found_test = true;
TORCH_CHECK(sizes.size() == 1);
TORCH_CHECK(sizes[0] == std::vector<int64_t>({1, 2, 3}));
} else if (fn == "aten::pow") {
found_pow = true;
TORCH_CHECK(sizes.size() == 2);
TORCH_CHECK(sizes[0] == std::vector<int64_t>({1, 2, 3}));
TORCH_CHECK(sizes[1].empty());
} else if (fn == "aten::mul") {
found_mul = true;
TORCH_CHECK(sizes.size() > 1);
TORCH_CHECK(sizes[0] == std::vector<int64_t>({1, 2, 3}));
}
}
TORCH_CHECK(found_test);
TORCH_CHECK(found_pow);
TORCH_CHECK(found_mul);
}
void checkTracedOutputs(const TracedTestValues& outputs) {
bool found_test = false;
bool found_pow = false;
bool found_mul = false;
for (const auto& output : outputs) {
const auto& fn = std::get<0>(output);
const auto& sizes = std::get<1>(output);
if (fn == "test") {
found_test = true;
TORCH_CHECK(sizes.empty());
} else if (fn == "aten::pow") {
found_pow = true;
TORCH_CHECK(sizes.size() == 1);
TORCH_CHECK(sizes[0] == std::vector<int64_t>({1, 2, 3}));
} else if (fn == "aten::mul") {
found_mul = true;
TORCH_CHECK(sizes.size() == 1);
TORCH_CHECK(sizes[0] == std::vector<int64_t>({1, 2, 3}));
}
}
TORCH_CHECK(found_test);
TORCH_CHECK(found_pow);
TORCH_CHECK(found_mul);
}
static bool bad_scope = false;
template <RecordScope scope, size_t* cnt>
std::unique_ptr<at::ObserverContext> checkScopeCallback(
const at::RecordFunction& fn) {
if (fn.scope() == scope) {
++(*cnt);
} else {
bad_scope = true;
}
return nullptr;
}
template <RecordScope scope, size_t* cnt>
void pushScopedCallback() {
at::addGlobalCallback(
at::RecordFunctionCallback(checkScopeCallback<scope, cnt>)
.scopes({scope}));
}
// These cannot be function-local because that would prohibit them
// from being used as template arguments prior to C++17.
static size_t fun_cnt;
static size_t ts_fun_cnt;
static size_t user_scope_cnt;
void checkScopeCallbacks() {
static bool found_function_scope;
static bool found_method_scope;
static bool found_user_scope;
found_function_scope = false;
found_method_scope = false;
found_user_scope = false;
at::addGlobalCallback(at::RecordFunctionCallback(
[](const at::RecordFunction& fn) -> std::unique_ptr<at::ObserverContext> {
if (fn.scope() == at::RecordScope::FUNCTION &&
std::string(fn.name()) == "test_function") {
found_function_scope = true;
}
if (fn.scope() == at::RecordScope::TORCHSCRIPT_FUNCTION &&
std::string(fn.name()) == "test_method") {
found_method_scope = true;
}
if (fn.scope() == at::RecordScope::USER_SCOPE &&
std::string(fn.name()) == "test_user_scope") {
found_user_scope = true;
}
return nullptr;
}));
bad_scope = false;
fun_cnt = 0;
pushScopedCallback<at::RecordScope::FUNCTION, &fun_cnt>();
ts_fun_cnt = 0;
pushScopedCallback<at::RecordScope::TORCHSCRIPT_FUNCTION, &ts_fun_cnt>();
user_scope_cnt = 0;
pushScopedCallback<at::RecordScope::USER_SCOPE, &user_scope_cnt>();
TORCH_CHECK(at::hasCallbacks());
{
RECORD_TORCHSCRIPT_FUNCTION("test_method", {});
{ RECORD_FUNCTION("test_function", {}); }
{ RECORD_USER_SCOPE("test_user_scope"); }
}
TORCH_CHECK(!bad_scope);
TORCH_CHECK(fun_cnt == 1);
TORCH_CHECK(ts_fun_cnt == 1);
TORCH_CHECK(user_scope_cnt == 1);
TORCH_CHECK(found_function_scope);
TORCH_CHECK(found_method_scope);
TORCH_CHECK(found_user_scope);
}
static TracedTestValues traced_inputs;
static TracedTestValues traced_outputs;
static std::unordered_set<std::string> ts_input_names;
static std::unordered_set<std::string> ts_output_names;
std::unique_ptr<at::ObserverContext> tracedInputsCallback(
const RecordFunction& fn) {
if (fn.scope() == RecordScope::FUNCTION) {
auto inputs = fn.inputs();
std::vector<std::vector<int64_t>> sizes;
for (const auto& input : inputs) {
if (input.isTensor()) {
sizes.push_back(input.toTensor().sizes().vec());
} else if (input.isScalar()) {
// NOLINTNEXTLINE(modernize-use-emplace)
sizes.push_back(std::vector<int64_t>());
}
}
traced_inputs.push_back(std::make_tuple(fn.name(), sizes));
} else if (fn.scope() == RecordScope::TORCHSCRIPT_FUNCTION) {
ts_input_names.insert(fn.name());
}
return nullptr;
}
void tracedOutputsCallback(const RecordFunction& fn, ObserverContext* ctx_ptr) {
if (fn.scope() == RecordScope::FUNCTION) {
auto outputs = fn.outputs();
std::vector<std::vector<int64_t>> sizes;
for (const auto& output : outputs) {
if (output.isTensor()) {
sizes.push_back(output.toTensor().sizes().vec());
} else if (output.isScalar()) {
sizes.emplace_back();
}
}
traced_outputs.push_back(std::make_tuple(fn.name(), sizes));
} else if (fn.scope() == RecordScope::TORCHSCRIPT_FUNCTION) {
ts_output_names.insert(fn.name());
}
}
TEST(RecordFunctionTest, TracedTestInputsOutputs) {
// disabling the inlining of method calls
GraphOptimizerEnabledGuard opt_guard(false);
// [(fn, [[sizes], [sizes], ...]), ...]
addGlobalCallback(
RecordFunctionCallback(tracedInputsCallback, tracedOutputsCallback)
.needsInputs(true)
.needsOutputs(true));
TracedTestValues eager_inputs, eager_outputs, jit_inputs, jit_outputs;
{
auto t = torch::randn({1, 2, 3}, at::kCPU);
t.set_requires_grad(true);
auto t2 = invokeTestRecordFunction(t);
t2.backward(torch::ones_like(t2, at::MemoryFormat::Preserve));
eager_inputs = traced_inputs;
eager_outputs = traced_outputs;
traced_inputs.clear();
traced_outputs.clear();
TORCH_CHECK(ts_input_names.empty());
TORCH_CHECK(ts_output_names.empty());
t = torch::randn({1, 2, 3}, at::kCPU);
t.set_requires_grad(true);
t2 = invokeTestRecordFunctionJIT(t);
t2.backward(torch::ones_like(t2, at::MemoryFormat::Preserve));
jit_inputs = traced_inputs;
jit_outputs = traced_outputs;
traced_inputs.clear();
traced_outputs.clear();
}
TORCH_CHECK(ts_input_names.find("forward") != ts_input_names.end());
TORCH_CHECK(ts_input_names.find("foo") != ts_input_names.end());
TORCH_CHECK(ts_output_names.find("forward") != ts_output_names.end());
TORCH_CHECK(ts_output_names.find("foo") != ts_output_names.end());
checkTracedInputs(eager_inputs);
checkTracedOutputs(eager_outputs);
checkTracedInputs(jit_inputs);
checkTracedOutputs(jit_outputs);
at::clearCallbacks();
}
static int sampled_cb_ctr = 0;
std::unique_ptr<ObserverContext> sampledCallback(const RecordFunction& fn) {
if (std::string(fn.name()) == "test") {
++sampled_cb_ctr;
}
return nullptr;
}
static int non_sampled_cb_ctr = 0;
std::unique_ptr<ObserverContext> nonSampledCallback(const RecordFunction& fn) {
if (std::string(fn.name()) == "test") {
++non_sampled_cb_ctr;
}
return nullptr;
}
TEST(RecordFunctionTest, SampledCallbacks) {
// disabling the inlining of method calls
GraphOptimizerEnabledGuard opt_guard(false);
// test sampled callbacks
sampled_cb_ctr = 0;
auto setup_sampled_callback = [](double sampling_prob) {
return addGlobalCallback(
RecordFunctionCallback(sampledCallback).samplingProb(sampling_prob));
};
addGlobalCallback(RecordFunctionCallback(nonSampledCallback));
auto handle = setup_sampled_callback(0.5);
auto run_test_function = []() {
auto t = torch::randn({1, 2, 3}, at::kCPU);
for (auto k = 0; k < 1000; k++) {
invokeTestRecordFunction(t);
}
};
run_test_function();
TORCH_CHECK(non_sampled_cb_ctr == 1000);
TORCH_CHECK(sampled_cb_ctr > 0 && sampled_cb_ctr < 1000);
sampled_cb_ctr = 0;
removeCallback(handle);
handle = setup_sampled_callback(0.0);
run_test_function();
TORCH_CHECK(non_sampled_cb_ctr == 2000);
TORCH_CHECK(sampled_cb_ctr == 0);
sampled_cb_ctr = 0;
removeCallback(handle);
// NOLINTNEXTLINE(clang-analyzer-deadcode.DeadStores)
handle = setup_sampled_callback(1.0);
run_test_function();
TORCH_CHECK(non_sampled_cb_ctr == 3000);
TORCH_CHECK(sampled_cb_ctr == 1000);
clearCallbacks();
// test the scope of the callbacks
checkScopeCallbacks();
clearCallbacks();
}