1 files changed, 48 insertions, 0 deletions
diff --git a/clang/lib/Basic/Targets/BPF.cpp b/clang/lib/Basic/Targets/BPF.cpp
new file mode 100644
index 000000000000..2fe2450b9a65
--- /dev/null
+++ b/clang/lib/Basic/Targets/BPF.cpp
@@ -0,0 +1,48 @@
+//===--- BPF.cpp - Implement BPF target feature support -------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements BPF TargetInfo objects.
+//
+//===----------------------------------------------------------------------===//
+
+#include "BPF.h"
+#include "Targets.h"
+#include "clang/Basic/MacroBuilder.h"
+#include "clang/Basic/TargetBuiltins.h"
+#include "llvm/ADT/StringRef.h"
+
+using namespace clang;
+using namespace clang::targets;
+
+const Builtin::Info BPFTargetInfo::BuiltinInfo[] = {
+#define BUILTIN(ID, TYPE, ATTRS)                                               \
+  {#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr},
+#include "clang/Basic/BuiltinsBPF.def"
+};
+
+void BPFTargetInfo::getTargetDefines(const LangOptions &Opts,
+                                     MacroBuilder &Builder) const {
+  Builder.defineMacro("__bpf__");
+  Builder.defineMacro("__BPF__");
+}
+
+static constexpr llvm::StringLiteral ValidCPUNames[] = {"generic", "v1", "v2",
+                                                        "v3", "probe"};
+
+bool BPFTargetInfo::isValidCPUName(StringRef Name) const {
+  return llvm::find(ValidCPUNames, Name) != std::end(ValidCPUNames);
+}
+
+void BPFTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const {
+  Values.append(std::begin(ValidCPUNames), std::end(ValidCPUNames));
+}
+
+ArrayRef<Builtin::Info> BPFTargetInfo::getTargetBuiltins() const {
+  return llvm::makeArrayRef(BuiltinInfo, clang::BPF::LastTSBuiltin -
+                                             Builtin::FirstTSBuiltin);
+}