forked from OSchip/llvm-project
78 lines
2.3 KiB
C++
78 lines
2.3 KiB
C++
//===-- runtime/derived-type.cpp ------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "derived-type.h"
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#include "descriptor.h"
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#include <cstring>
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namespace Fortran::runtime {
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TypeParameterValue TypeParameter::GetValue(const Descriptor &descriptor) const {
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if (which_ < 0) {
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return value_;
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} else {
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return descriptor.Addendum()->LenParameterValue(which_);
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}
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}
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bool DerivedType::IsNontrivialAnalysis() const {
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if (kindParameters_ > 0 || lenParameters_ > 0 || typeBoundProcedures_ > 0) {
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return true;
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}
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for (std::size_t j{0}; j < components_; ++j) {
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if (component_[j].IsDescriptor()) {
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return true;
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}
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if (const Descriptor * staticDescriptor{component_[j].staticDescriptor()}) {
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if (const DescriptorAddendum * addendum{staticDescriptor->Addendum()}) {
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if (const DerivedType * dt{addendum->derivedType()}) {
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if (dt->IsNontrivial()) {
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return true;
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}
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}
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}
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}
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}
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return false;
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}
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void DerivedType::Initialize(char *instance) const {
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if (typeBoundProcedures_ > InitializerTBP) {
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if (auto f{reinterpret_cast<void (*)(char *)>(
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typeBoundProcedure_[InitializerTBP].code.host)}) {
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f(instance);
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}
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}
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#if 0 // TODO
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for (std::size_t j{0}; j < components_; ++j) {
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if (const Descriptor * descriptor{component_[j].GetDescriptor(instance)}) {
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// invoke initialization TBP
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}
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}
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#endif
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}
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void DerivedType::Destroy(char *instance, bool finalize) const {
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if (finalize && typeBoundProcedures_ > FinalTBP) {
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if (auto f{reinterpret_cast<void (*)(char *)>(
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typeBoundProcedure_[FinalTBP].code.host)}) {
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f(instance);
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}
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}
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const char *constInstance{instance};
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for (std::size_t j{0}; j < components_; ++j) {
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if (Descriptor * descriptor{component_[j].GetDescriptor(instance)}) {
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descriptor->Deallocate(finalize);
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} else if (const Descriptor *
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descriptor{component_[j].GetDescriptor(constInstance)}) {
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descriptor->Destroy(component_[j].Locate<char>(instance), finalize);
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}
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}
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}
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} // namespace Fortran::runtime
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