88e80408ae
Original-commit: flang-compiler/f18@269cb52876 Reviewed-on: https://github.com/flang-compiler/f18/pull/92
50 lines
1.7 KiB
C++
50 lines
1.7 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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// TODO: Not complete; exists to check compilability of descriptor.h
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#include "descriptor.h"
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namespace Fortran::runtime {
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Descriptor::Descriptor(const DerivedTypeSpecialization &dts, int rank) {
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raw_.base_addr = nullptr;
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raw_.elem_len = dts.SizeInBytes();
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raw_.version = CFI_VERSION;
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raw_.rank = rank;
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raw_.type = CFI_type_struct;
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raw_.attribute = ADDENDUM;
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Addendum()->set_derivedTypeSpecialization(&dts);
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}
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std::size_t Descriptor::SizeInBytes() const {
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const DescriptorAddendum *addendum{Addendum()};
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return sizeof *this + raw_.rank * sizeof(Dimension) +
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(addendum ? addendum->SizeOfAddendumInBytes() : 0);
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}
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std::int64_t TypeParameter::KindParameterValue(
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const DerivedTypeSpecialization &specialization) const {
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return specialization.KindParameterValue(which_);
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}
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std::int64_t TypeParameter::Value(const Descriptor &descriptor) const {
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const DescriptorAddendum &addendum{*descriptor.Addendum()};
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if (isLenTypeParameter_) {
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return addendum.LenParameterValue(which_);
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} else {
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return KindParameterValue(*addendum.derivedTypeSpecialization());
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}
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}
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} // namespace Fortran::runtime
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