| /* |
| * 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. |
| */ |
| |
| /*! |
| * \file src/ir/tensor_type.cc |
| * \brief The type system AST nodes of Relay. |
| */ |
| #include <tvm/ir/tensor_type.h> |
| #include <tvm/runtime/registry.h> |
| #include <tvm/tir/op.h> |
| |
| namespace tvm { |
| |
| using tvm::ReprPrinter; |
| using namespace tvm::runtime; |
| |
| TensorType::TensorType(Array<PrimExpr> shape, DataType dtype) { |
| ObjectPtr<TensorTypeNode> n = make_object<TensorTypeNode>(); |
| n->shape = std::move(shape); |
| n->dtype = std::move(dtype); |
| data_ = std::move(n); |
| } |
| |
| TensorType TensorType::Scalar(DataType dtype) { return TensorType({}, dtype); } |
| |
| PrimExpr TensorTypeNode::Size() const { |
| if (shape.size() == 0) { |
| return tir::make_const(DataType::Int(64), 1); |
| } |
| |
| PrimExpr size = shape[0]; |
| for (size_t i = 1; i < shape.size(); ++i) { |
| size *= shape[i]; |
| } |
| return size; |
| } |
| |
| TVM_REGISTER_NODE_TYPE(TensorTypeNode); |
| |
| TVM_REGISTER_GLOBAL("ir.TensorType").set_body_typed([](Array<PrimExpr> shape, DataType dtype) { |
| return TensorType(shape, dtype); |
| }); |
| |
| TVM_STATIC_IR_FUNCTOR(ReprPrinter, vtable) |
| .set_dispatch<TensorTypeNode>([](const ObjectRef& ref, ReprPrinter* p) { |
| auto* node = static_cast<const TensorTypeNode*>(ref.get()); |
| p->stream << "TensorType(" << node->shape << ", " << node->dtype << ")"; |
| }); |
| |
| } // namespace tvm |