junrushao1994 commented on a change in pull request #10066: URL: https://github.com/apache/tvm/pull/10066#discussion_r797146441
########## File path: src/tir/transforms/inject_software_pipeline.cc ########## @@ -0,0 +1,785 @@ +/* + * 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 inject_software_pipeline.cc + * \brief Transform annotated loops into pipelined one that parallelize producers and consumers + */ +#include <tvm/target/target.h> +#include <tvm/tir/builtin.h> +#include <tvm/tir/transform.h> + +#include "../../support/utils.h" +#include "../schedule/utils.h" +#include "./ir_utils.h" + +namespace tvm { +namespace tir { + +namespace software_pipeline { + +/*! + * \brief Create a block and infer the access region with the given body. + * + * The result is a opaque block that doesn't contain any block iter vars. In case the body is a + * block realize without predicate, it is unnecessary to create a new block, the block of the block + * realize will be returned. + * + * \param body The body of the block. + * \param buffer_data_to_buffer The map from buffer data to buffer. + * \return The result block. + */ +Block MakeBlock(const Stmt& body, const Map<Var, Buffer>& buffer_data_to_buffer) { + if (const BlockRealizeNode* block_realize = body.as<BlockRealizeNode>()) { + if (is_one(block_realize->predicate)) { + // no need to create a new block + return block_realize->block; + } + } + Block block = Block({}, {}, {}, "", body); Review comment: nit ```suggestion Block block(/*iter_vars=*/{}, /*reads=*/{}, /*writes=*/{}, /*name_hint=*/"", /*body*/body); ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
