utils.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_RELAX_UTILS_H_
#define TVM_RELAX_UTILS_H_
 
#include <tvm/ffi/error.h>
#include <tvm/ir/module.h>
#include <tvm/relax/expr.h>
#include <tvm/sym/analyzer.h>
 
namespace tvm {
namespace relax {
 
TVM_DLL Expr Bind(const Expr& expr, const tvm::ffi::Map<Var, Expr>& binds);
 
TVM_DLL Type Bind(const Type& ty, const tvm::ffi::Map<Var, Expr>& binds);
 
TVM_DLL tvm::ffi::Map<Var, Expr> InferSymbolicVarMap(
    const tvm::ffi::Map<tvm::Var, relax::Expr>& binds, const sym::Analyzer& analyzer);
 
TVM_DLL bool IsBoolType(const Type& ty, bool permit_unknown_rank = true,
                        bool permit_unknown_dtype = true);
 
TVM_DLL bool IsLeafOrTuple(const Expr& expr);
 
TVM_DLL bool IsImpureCall(const Call& call);
 
TVM_DLL Function CopyWithNewVars(Function func);
 
Expr ToNonDataflow(const Expr& e);
 
Expr GetBoundValue(const Binding& b);
 
}  // namespace relax
}  // namespace tvm
 
#endif  // TVM_RELAX_UTILS_H_