a3c248db87
This is a follow-up to https://reviews.llvm.org/D140896, split into several parts as it touches a lot of files. Differential Revision: https://reviews.llvm.org/D141139
60 lines
2.0 KiB
C++
60 lines
2.0 KiB
C++
//===--- BPF.cpp - Implement BPF target feature support -------------------===//
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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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//
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// This file implements BPF TargetInfo objects.
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//
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//===----------------------------------------------------------------------===//
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#include "BPF.h"
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#include "Targets.h"
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#include "clang/Basic/MacroBuilder.h"
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#include "clang/Basic/TargetBuiltins.h"
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#include "llvm/ADT/StringRef.h"
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using namespace clang;
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using namespace clang::targets;
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static constexpr Builtin::Info BuiltinInfo[] = {
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#define BUILTIN(ID, TYPE, ATTRS) \
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{#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr},
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#include "clang/Basic/BuiltinsBPF.def"
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};
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void BPFTargetInfo::getTargetDefines(const LangOptions &Opts,
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MacroBuilder &Builder) const {
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Builder.defineMacro("__bpf__");
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Builder.defineMacro("__BPF__");
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}
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static constexpr llvm::StringLiteral ValidCPUNames[] = {"generic", "v1", "v2",
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"v3", "probe"};
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bool BPFTargetInfo::isValidCPUName(StringRef Name) const {
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return llvm::is_contained(ValidCPUNames, Name);
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}
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void BPFTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const {
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Values.append(std::begin(ValidCPUNames), std::end(ValidCPUNames));
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}
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ArrayRef<Builtin::Info> BPFTargetInfo::getTargetBuiltins() const {
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return llvm::ArrayRef(BuiltinInfo,
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clang::BPF::LastTSBuiltin - Builtin::FirstTSBuiltin);
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}
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bool BPFTargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
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DiagnosticsEngine &Diags) {
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for (const auto &Feature : Features) {
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if (Feature == "+alu32") {
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HasAlu32 = true;
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}
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}
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return true;
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}
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