| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| /*! |
| * FFI registration code used for frontend testing purposes. |
| * \file ffi_testing.cc |
| */ |
| #include <tvm/ir/attrs.h> |
| #include <tvm/ir/env_func.h> |
| #include <tvm/runtime/module.h> |
| #include <tvm/runtime/registry.h> |
| #include <tvm/te/tensor.h> |
| #include <tvm/tir/expr.h> |
| |
| #include <thread> |
| |
| namespace tvm { |
| // Attrs used to python API |
| struct TestAttrs : public AttrsNode<TestAttrs> { |
| int axis; |
| String name; |
| Array<PrimExpr> padding; |
| TypedEnvFunc<int(int)> func; |
| |
| TVM_DECLARE_ATTRS(TestAttrs, "attrs.TestAttrs") { |
| TVM_ATTR_FIELD(axis).set_default(10).set_lower_bound(1).set_upper_bound(10).describe( |
| "axis field"); |
| TVM_ATTR_FIELD(name).describe("name"); |
| TVM_ATTR_FIELD(padding).describe("padding of input").set_default(Array<PrimExpr>({0, 0})); |
| TVM_ATTR_FIELD(func) |
| .describe("some random env function") |
| .set_default(TypedEnvFunc<int(int)>(nullptr)); |
| } |
| }; |
| |
| TVM_REGISTER_NODE_TYPE(TestAttrs); |
| |
| TVM_REGISTER_GLOBAL("testing.nop").set_body([](TVMArgs args, TVMRetValue* ret) {}); |
| |
| TVM_REGISTER_GLOBAL("testing.echo").set_body([](TVMArgs args, TVMRetValue* ret) { |
| *ret = args[0]; |
| }); |
| |
| TVM_REGISTER_GLOBAL("testing.test_wrap_callback").set_body([](TVMArgs args, TVMRetValue* ret) { |
| PackedFunc pf = args[0]; |
| *ret = runtime::TypedPackedFunc<void()>([pf]() { pf(); }); |
| }); |
| |
| TVM_REGISTER_GLOBAL("testing.test_raise_error_callback") |
| .set_body([](TVMArgs args, TVMRetValue* ret) { |
| std::string msg = args[0]; |
| *ret = runtime::TypedPackedFunc<void()>([msg]() { LOG(FATAL) << msg; }); |
| }); |
| |
| TVM_REGISTER_GLOBAL("testing.test_check_eq_callback").set_body([](TVMArgs args, TVMRetValue* ret) { |
| std::string msg = args[0]; |
| *ret = |
| runtime::TypedPackedFunc<void(int x, int y)>([msg](int x, int y) { CHECK_EQ(x, y) << msg; }); |
| }); |
| |
| TVM_REGISTER_GLOBAL("testing.device_test").set_body([](TVMArgs args, TVMRetValue* ret) { |
| Device dev = args[0]; |
| int dtype = args[1]; |
| int did = args[2]; |
| CHECK_EQ(static_cast<int>(dev.device_type), dtype); |
| CHECK_EQ(static_cast<int>(dev.device_id), did); |
| *ret = dev; |
| }); |
| |
| TVM_REGISTER_GLOBAL("testing.run_check_signal").set_body_typed([](int nsec) { |
| for (int i = 0; i < nsec; ++i) { |
| tvm::runtime::EnvCheckSignals(); |
| std::this_thread::sleep_for(std::chrono::seconds(1)); |
| } |
| LOG(INFO) << "Function finished without catching signal"; |
| }); |
| |
| // in src/api_test.cc |
| void ErrorTest(int x, int y) { |
| // raise ValueError |
| CHECK_EQ(x, y) << "ValueError: expect x and y to be equal."; |
| if (x == 1) { |
| // raise InternalError. |
| LOG(FATAL) << "InternalError: cannot reach here"; |
| } |
| } |
| |
| TVM_REGISTER_GLOBAL("testing.ErrorTest").set_body_typed(ErrorTest); |
| |
| // internal function used for debug and testing purposes |
| TVM_REGISTER_GLOBAL("testing.object_use_count").set_body([](TVMArgs args, TVMRetValue* ret) { |
| runtime::ObjectRef obj = args[0]; |
| // substract the current one because we always copy |
| // and get another value. |
| *ret = (obj.use_count() - 1); |
| }); |
| |
| class FrontendTestModuleNode : public runtime::ModuleNode { |
| public: |
| virtual const char* type_key() const { return "frontend_test"; } |
| |
| static constexpr const char* kAddFunctionName = "__add_function"; |
| |
| virtual PackedFunc GetFunction(const std::string& name, const ObjectPtr<Object>& sptr_to_self); |
| |
| private: |
| std::unordered_map<std::string, PackedFunc> functions_; |
| }; |
| |
| constexpr const char* FrontendTestModuleNode::kAddFunctionName; |
| |
| PackedFunc FrontendTestModuleNode::GetFunction(const std::string& name, |
| const ObjectPtr<Object>& sptr_to_self) { |
| if (name == kAddFunctionName) { |
| return TypedPackedFunc<void(std::string, PackedFunc)>( |
| [this, sptr_to_self](std::string func_name, PackedFunc pf) { |
| CHECK_NE(func_name, kAddFunctionName) |
| << "func_name: cannot be special function " << kAddFunctionName; |
| functions_[func_name] = pf; |
| }); |
| } |
| |
| auto it = functions_.find(name); |
| if (it == functions_.end()) { |
| return PackedFunc(); |
| } |
| |
| return it->second; |
| } |
| |
| runtime::Module NewFrontendTestModule() { |
| auto n = make_object<FrontendTestModuleNode>(); |
| return runtime::Module(n); |
| } |
| |
| TVM_REGISTER_GLOBAL("testing.FrontendTestModule").set_body_typed(NewFrontendTestModule); |
| |
| } // namespace tvm |