Program Listing for File stmt.h

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/*
 * 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.
 */
#ifndef TVM_TIRX_STMT_H_
#define TVM_TIRX_STMT_H_

#include <tvm/ir/stmt.h>
#include <tvm/tirx/expr.h>
#include <tvm/tirx/tile/thread_scope.h>

namespace tvm {
namespace tirx {

inline bool IsNoOp(const Stmt& stmt) {
  if (!stmt.defined()) return true;
  if (const auto* op = stmt.as<EvaluateObj>()) return op->value.as<IntImmObj>() != nullptr;
  if (const auto* op = stmt.as<SeqStmtObj>()) return op->seq.empty();
  return false;
}

namespace attr {
constexpr const char* kPragmaUnroll = "tirx.pragma_unroll";

inline constexpr ffi::reflection::AttrKey<bool> kDisableUnroll{"tirx.disable_unroll"};

inline constexpr ffi::reflection::AttrKey<int64_t> kAutoUnrollMaxStep{"tirx.auto_unroll_max_step"};
inline constexpr ffi::reflection::AttrKey<bool> kUnrollExplicit{"tirx.unroll_explicit"};
inline constexpr ffi::reflection::AttrKey<bool> kVolatile{"tirx.volatile"};

}  // namespace attr

}  // namespace tirx
}  // namespace tvm
#endif  // TVM_TIRX_STMT_H_