llvm-project/flang/runtime/derived.h

40 lines
1.5 KiB
C++

//===-- runtime/derived.h -------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// Internal runtime utilities for derived type operations.
#ifndef FLANG_RUNTIME_DERIVED_H_
#define FLANG_RUNTIME_DERIVED_H_
namespace Fortran::runtime::typeInfo {
class DerivedType;
}
namespace Fortran::runtime {
class Descriptor;
class Terminator;
// Perform default component initialization, allocate automatic components.
// Returns a STAT= code (0 when all's well).
int Initialize(const Descriptor &, const typeInfo::DerivedType &, Terminator &,
bool hasStat = false, const Descriptor *errMsg = nullptr);
// Call FINAL subroutines, deallocate allocatable & automatic components.
// Does not deallocate the original descriptor.
void Destroy(const Descriptor &, bool finalize, const typeInfo::DerivedType &);
// Assigns one object to another via intrinsic assignment (F'2018 10.2.1.3) or
// defined assignment (10.2.1.4), as appropriate. Performs scalar expansion
// or allocatable reallocation as needed. Does not perform intrinsic
// assignment implicit type conversion.
void Assign(Descriptor &, const Descriptor &, const typeInfo::DerivedType &,
Terminator &);
} // namespace Fortran::runtime
#endif // FLANG_RUNTIME_DERIVED_H_