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//===-- lib/Semantics/openmp-utils.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
//
//===----------------------------------------------------------------------===//
//
// Common utilities used in OpenMP semantic checks.
//
//===----------------------------------------------------------------------===//
#ifndef FORTRAN_SEMANTICS_OPENMP_UTILS_H
#define FORTRAN_SEMANTICS_OPENMP_UTILS_H
#include "flang/Evaluate/type.h"
#include "flang/Parser/char-block.h"
#include "flang/Parser/parse-tree.h"
#include "flang/Semantics/tools.h"
#include "llvm/ADT/ArrayRef.h"
#include <optional>
#include <string>
namespace Fortran::semantics {
class SemanticsContext;
class Symbol;
// Add this namespace to avoid potential conflicts
namespace omp {
// There is no consistent way to get the source of an ActionStmt, but there
// is "source" in Statement<T>. This structure keeps the ActionStmt with the
// extracted source for further use.
struct SourcedActionStmt {
const parser::ActionStmt *stmt{nullptr};
parser::CharBlock source;
operator bool() const { return stmt != nullptr; }
};
SourcedActionStmt GetActionStmt(const parser::ExecutionPartConstruct *x);
SourcedActionStmt GetActionStmt(const parser::Block &block);
std::string ThisVersion(unsigned version);
std::string TryVersion(unsigned version);
const parser::Designator *GetDesignatorFromObj(const parser::OmpObject &object);
const parser::DataRef *GetDataRefFromObj(const parser::OmpObject &object);
const parser::ArrayElement *GetArrayElementFromObj(
const parser::OmpObject &object);
const Symbol *GetObjectSymbol(const parser::OmpObject &object);
const Symbol *GetArgumentSymbol(const parser::OmpArgument &argument);
std::optional<parser::CharBlock> GetObjectSource(
const parser::OmpObject &object);
bool IsCommonBlock(const Symbol &sym);
bool IsExtendedListItem(const Symbol &sym);
bool IsVariableListItem(const Symbol &sym);
bool IsVarOrFunctionRef(const MaybeExpr &expr);
bool IsMapEnteringType(parser::OmpMapType::Value type);
bool IsMapExitingType(parser::OmpMapType::Value type);
std::optional<SomeExpr> GetEvaluateExpr(const parser::Expr &parserExpr);
std::optional<evaluate::DynamicType> GetDynamicType(
const parser::Expr &parserExpr);
std::optional<bool> IsContiguous(
SemanticsContext &semaCtx, const parser::OmpObject &object);
std::vector<SomeExpr> GetAllDesignators(const SomeExpr &expr);
const SomeExpr *HasStorageOverlap(
const SomeExpr &base, llvm::ArrayRef<SomeExpr> exprs);
bool IsSubexpressionOf(const SomeExpr &sub, const SomeExpr &super);
bool IsAssignment(const parser::ActionStmt *x);
bool IsPointerAssignment(const evaluate::Assignment &x);
const parser::Block &GetInnermostExecPart(const parser::Block &block);
} // namespace omp
} // namespace Fortran::semantics
#endif // FORTRAN_SEMANTICS_OPENMP_UTILS_H
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