forked from OSchip/llvm-project
69 lines
2.6 KiB
C++
69 lines
2.6 KiB
C++
//===- FrontendOptions.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 "flang/Frontend/FrontendOptions.h"
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#include "flang/Evaluate/expression.h"
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using namespace Fortran::frontend;
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bool Fortran::frontend::isFixedFormSuffix(llvm::StringRef suffix) {
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// Note: Keep this list in-sync with flang/test/lit.cfg.py
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return suffix == "f77" || suffix == "f" || suffix == "F" || suffix == "ff" ||
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suffix == "for" || suffix == "FOR" || suffix == "fpp" || suffix == "FPP";
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}
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bool Fortran::frontend::isFreeFormSuffix(llvm::StringRef suffix) {
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// Note: Keep this list in-sync with flang/test/lit.cfg.py
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// TODO: Add Cuda Fortan files (i.e. `*.cuf` and `*.CUF`).
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return suffix == "f90" || suffix == "F90" || suffix == "ff90" ||
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suffix == "f95" || suffix == "F95" || suffix == "ff95" ||
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suffix == "f03" || suffix == "F03" || suffix == "f08" ||
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suffix == "F08" || suffix == "f18" || suffix == "F18";
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}
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bool Fortran::frontend::mustBePreprocessed(llvm::StringRef suffix) {
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return suffix == "F" || suffix == "FOR" || suffix == "fpp" ||
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suffix == "FPP" || suffix == "F90" || suffix == "F95" ||
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suffix == "F03" || suffix == "F08" || suffix == "F18";
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}
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// TODO: This is a copy of `asFortran` from f18.cpp and is added here for
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// compatiblity. It doesn't really belong here, but I couldn't find a better
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// place. We should decide whether to add it to the Evaluate or Parse/Unparse
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// APIs or some dedicated utility library in the driver.
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Fortran::parser::AnalyzedObjectsAsFortran
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Fortran::frontend::getBasicAsFortran() {
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return Fortran::parser::AnalyzedObjectsAsFortran{
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[](llvm::raw_ostream &o, const Fortran::evaluate::GenericExprWrapper &x) {
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if (x.v) {
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x.v->AsFortran(o);
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} else {
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o << "(bad expression)";
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}
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},
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[](llvm::raw_ostream &o,
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const Fortran::evaluate::GenericAssignmentWrapper &x) {
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if (x.v) {
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x.v->AsFortran(o);
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} else {
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o << "(bad assignment)";
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}
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},
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[](llvm::raw_ostream &o, const Fortran::evaluate::ProcedureRef &x) {
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x.AsFortran(o << "CALL ");
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},
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};
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}
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InputKind FrontendOptions::GetInputKindForExtension(llvm::StringRef extension) {
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if (isFixedFormSuffix(extension) || isFreeFormSuffix(extension)) {
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return Language::Fortran;
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}
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return Language::Unknown;
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}
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