2eac1d0475
Original-commit: flang-compiler/f18@85d16ace6c Reviewed-on: https://github.com/flang-compiler/f18/pull/144 Tree-same-pre-rewrite: false
48 lines
1.9 KiB
C++
48 lines
1.9 KiB
C++
// Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef FORTRAN_EVALUATE_EXPRESSION_FORWARD_H_
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#define FORTRAN_EVALUATE_EXPRESSION_FORWARD_H_
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// Some forward definitions for expression.h that need to be available
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// in variable.h to resolve cases of mutual references between class
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// definitions.
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#include "type.h"
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namespace Fortran::evaluate {
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// An expression of some specific result type.
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template<Category CAT, int KIND> class Expr;
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// An expression whose result is of some dynamic supported kind of a
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// particular category.
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template<Category CAT> struct CategoryExpr;
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template<int KIND> using IntegerExpr = Expr<Category::Integer, KIND>;
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using DefaultIntegerExpr = IntegerExpr<DefaultInteger::kind>;
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template<int KIND> using RealExpr = Expr<Category::Real, KIND>;
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template<int KIND> using ComplexExpr = Expr<Category::Complex, KIND>;
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template<int KIND> using CharacterExpr = Expr<Category::Character, KIND>;
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using LogicalExpr = Expr<Category::Logical, 1>;
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using GenericIntegerExpr = CategoryExpr<Category::Integer>;
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using GenericRealExpr = CategoryExpr<Category::Real>;
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using GenericComplexExpr = CategoryExpr<Category::Complex>;
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using GenericCharacterExpr = CategoryExpr<Category::Character>;
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// A completely generic expression.
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struct GenericExpr;
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} // namespace Fortran::evaluate
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#endif // FORTRAN_EVALUATE_EXPRESSION_FORWARD_H_
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