f7e7cb349b
Original-commit: flang-compiler/f18@aa7f55e15f Reviewed-on: https://github.com/flang-compiler/f18/pull/217
57 lines
1.5 KiB
C++
57 lines
1.5 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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#include "attr.h"
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#include "../common/idioms.h"
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#include <ostream>
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#include <stddef.h>
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namespace Fortran::semantics {
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void Attrs::CheckValid(const Attrs &allowed) const {
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if (!allowed.HasAll(*this)) {
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common::die("invalid attribute");
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}
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}
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std::string AttrToString(Attr attr) {
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switch (attr) {
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case Attr::BIND_C: return "BIND(C)";
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case Attr::INTENT_IN: return "INTENT(IN)";
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case Attr::INTENT_INOUT: return "INTENT(INOUT)";
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case Attr::INTENT_OUT: return "INTENT(OUT)";
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default: return EnumToString(attr);
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}
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}
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std::ostream &operator<<(std::ostream &o, Attr attr) {
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return o << AttrToString(attr);
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}
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std::ostream &operator<<(std::ostream &o, const Attrs &attrs) {
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std::size_t n{attrs.count()};
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std::size_t seen{0};
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for (std::size_t j{0}; seen < n; ++j) {
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Attr attr{static_cast<Attr>(j)};
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if (attrs.test(attr)) {
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if (seen > 0) {
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o << ", ";
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}
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o << attr;
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++seen;
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}
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}
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return o;
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}
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}
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