1 files changed, 75 insertions, 0 deletions
diff --git a/lib/TextAPI/MachO/Target.cpp b/lib/TextAPI/MachO/Target.cpp
new file mode 100644
index 000000000000..aee8ef421425
--- /dev/null
+++ b/lib/TextAPI/MachO/Target.cpp
@@ -0,0 +1,75 @@
+//===- tapi/Core/Target.cpp - Target ----------------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/ADT/StringSwitch.h"
+#include "llvm/Support/Format.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/TextAPI/MachO/Target.h"
+
+namespace llvm {
+namespace MachO {
+
+Expected<Target> Target::create(StringRef TargetValue) {
+  auto Result = TargetValue.split('-');
+  auto ArchitectureStr = Result.first;
+  auto Architecture = getArchitectureFromName(ArchitectureStr);
+  auto PlatformStr = Result.second;
+  PlatformKind Platform;
+  Platform = StringSwitch<PlatformKind>(PlatformStr)
+                 .Case("macos", PlatformKind::macOS)
+                 .Case("ios", PlatformKind::iOS)
+                 .Case("tvos", PlatformKind::tvOS)
+                 .Case("watchos", PlatformKind::watchOS)
+                 .Case("bridgeos", PlatformKind::bridgeOS)
+                 .Case("maccatalyst", PlatformKind::macCatalyst)
+                 .Case("ios-simulator", PlatformKind::iOSSimulator)
+                 .Case("tvos-simulator", PlatformKind::tvOSSimulator)
+                 .Case("watchos-simulator", PlatformKind::watchOSSimulator)
+                 .Default(PlatformKind::unknown);
+
+  if (Platform == PlatformKind::unknown) {
+    if (PlatformStr.startswith("<") && PlatformStr.endswith(">")) {
+      PlatformStr = PlatformStr.drop_front().drop_back();
+      unsigned long long RawValue;
+      if (!PlatformStr.getAsInteger(10, RawValue))
+        Platform = (PlatformKind)RawValue;
+    }
+  }
+
+  return Target{Architecture, Platform};
+}
+
+Target::operator std::string() const {
+  return (getArchitectureName(Arch) + " (" + getPlatformName(Platform) + ")")
+      .str();
+}
+
+raw_ostream &operator<<(raw_ostream &OS, const Target &Target) {
+  OS << std::string(Target);
+  return OS;
+}
+
+PlatformSet mapToPlatformSet(ArrayRef<Target> Targets) {
+  PlatformSet Result;
+  for (const auto &Target : Targets)
+    Result.insert(Target.Platform);
+  return Result;
+}
+
+ArchitectureSet mapToArchitectureSet(ArrayRef<Target> Targets) {
+  ArchitectureSet Result;
+  for (const auto &Target : Targets)
+    Result.set(Target.Arch);
+  return Result;
+}
+
+} // end namespace MachO.
+} // end namespace llvm.