1 files changed, 238 insertions, 0 deletions

diff --git a/contrib/llvm-project/llvm/lib/TextAPI/TextStubCommon.cpp b/contrib/llvm-project/llvm/lib/TextAPI/TextStubCommon.cpp
new file mode 100644
index 000000000000..c2713b9b5203
--- /dev/null
+++ b/contrib/llvm-project/llvm/lib/TextAPI/TextStubCommon.cpp
@@ -0,0 +1,238 @@
+//===- TextStubCommon.cpp -------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+//
+// Implememts common Text Stub YAML mappings.
+//
+//===----------------------------------------------------------------------===//
+
+#include "TextStubCommon.h"
+#include "TextAPIContext.h"
+#include "llvm/ADT/StringSwitch.h"
+
+using namespace llvm::MachO;
+
+namespace llvm {
+namespace yaml {
+
+void ScalarTraits<FlowStringRef>::output(const FlowStringRef &Value, void *Ctx,
+                                         raw_ostream &OS) {
+  ScalarTraits<StringRef>::output(Value, Ctx, OS);
+}
+StringRef ScalarTraits<FlowStringRef>::input(StringRef Value, void *Ctx,
+                                             FlowStringRef &Out) {
+  return ScalarTraits<StringRef>::input(Value, Ctx, Out.value);
+}
+QuotingType ScalarTraits<FlowStringRef>::mustQuote(StringRef Name) {
+  return ScalarTraits<StringRef>::mustQuote(Name);
+}
+
+void ScalarEnumerationTraits<ObjCConstraintType>::enumeration(
+    IO &IO, ObjCConstraintType &Constraint) {
+  IO.enumCase(Constraint, "none", ObjCConstraintType::None);
+  IO.enumCase(Constraint, "retain_release", ObjCConstraintType::Retain_Release);
+  IO.enumCase(Constraint, "retain_release_for_simulator",
+              ObjCConstraintType::Retain_Release_For_Simulator);
+  IO.enumCase(Constraint, "retain_release_or_gc",
+              ObjCConstraintType::Retain_Release_Or_GC);
+  IO.enumCase(Constraint, "gc", ObjCConstraintType::GC);
+}
+
+void ScalarTraits<PlatformSet>::output(const PlatformSet &Values, void *IO,
+                                       raw_ostream &OS) {
+
+  const auto *Ctx = reinterpret_cast<TextAPIContext *>(IO);
+  assert((!Ctx || Ctx->FileKind != FileType::Invalid) &&
+         "File type is not set in context");
+
+  if (Ctx && Ctx->FileKind == TBD_V3 && Values.count(PlatformKind::macOS) &&
+      Values.count(PlatformKind::macCatalyst)) {
+    OS << "zippered";
+    return;
+  }
+
+  assert(Values.size() == 1U);
+  switch (*Values.begin()) {
+  default:
+    llvm_unreachable("unexpected platform");
+    break;
+  case PlatformKind::macOS:
+    OS << "macosx";
+    break;
+  case PlatformKind::iOSSimulator:
+    LLVM_FALLTHROUGH;
+  case PlatformKind::iOS:
+    OS << "ios";
+    break;
+  case PlatformKind::watchOSSimulator:
+    LLVM_FALLTHROUGH;
+  case PlatformKind::watchOS:
+    OS << "watchos";
+    break;
+  case PlatformKind::tvOSSimulator:
+    LLVM_FALLTHROUGH;
+  case PlatformKind::tvOS:
+    OS << "tvos";
+    break;
+  case PlatformKind::bridgeOS:
+    OS << "bridgeos";
+    break;
+  case PlatformKind::macCatalyst:
+    OS << "iosmac";
+    break;
+  case PlatformKind::driverKit:
+    OS << "driverkit";
+    break;
+  }
+}
+
+StringRef ScalarTraits<PlatformSet>::input(StringRef Scalar, void *IO,
+                                           PlatformSet &Values) {
+  const auto *Ctx = reinterpret_cast<TextAPIContext *>(IO);
+  assert((!Ctx || Ctx->FileKind != FileType::Invalid) &&
+         "File type is not set in context");
+
+  if (Scalar == "zippered") {
+    if (Ctx && Ctx->FileKind == FileType::TBD_V3) {
+      Values.insert(PlatformKind::macOS);
+      Values.insert(PlatformKind::macCatalyst);
+      return {};
+    }
+    return "invalid platform";
+  }
+
+  auto Platform = StringSwitch<PlatformKind>(Scalar)
+                      .Case("unknown", PlatformKind::unknown)
+                      .Case("macosx", PlatformKind::macOS)
+                      .Case("ios", PlatformKind::iOS)
+                      .Case("watchos", PlatformKind::watchOS)
+                      .Case("tvos", PlatformKind::tvOS)
+                      .Case("bridgeos", PlatformKind::bridgeOS)
+                      .Case("iosmac", PlatformKind::macCatalyst)
+                      .Default(PlatformKind::unknown);
+
+  if (Platform == PlatformKind::macCatalyst)
+    if (Ctx && Ctx->FileKind != FileType::TBD_V3)
+      return "invalid platform";
+
+  if (Platform == PlatformKind::unknown)
+    return "unknown platform";
+
+  Values.insert(Platform);
+  return {};
+}
+
+QuotingType ScalarTraits<PlatformSet>::mustQuote(StringRef) {
+  return QuotingType::None;
+}
+
+void ScalarBitSetTraits<ArchitectureSet>::bitset(IO &IO,
+                                                 ArchitectureSet &Archs) {
+#define ARCHINFO(arch, type, subtype, numbits)                                 \
+  IO.bitSetCase(Archs, #arch, 1U << static_cast<int>(AK_##arch));
+#include "llvm/TextAPI/Architecture.def"
+#undef ARCHINFO
+}
+
+void ScalarTraits<Architecture>::output(const Architecture &Value, void *,
+                                        raw_ostream &OS) {
+  OS << Value;
+}
+StringRef ScalarTraits<Architecture>::input(StringRef Scalar, void *,
+                                            Architecture &Value) {
+  Value = getArchitectureFromName(Scalar);
+  return {};
+}
+QuotingType ScalarTraits<Architecture>::mustQuote(StringRef) {
+  return QuotingType::None;
+}
+
+void ScalarTraits<PackedVersion>::output(const PackedVersion &Value, void *,
+                                         raw_ostream &OS) {
+  OS << Value;
+}
+StringRef ScalarTraits<PackedVersion>::input(StringRef Scalar, void *,
+                                             PackedVersion &Value) {
+  if (!Value.parse32(Scalar))
+    return "invalid packed version string.";
+  return {};
+}
+QuotingType ScalarTraits<PackedVersion>::mustQuote(StringRef) {
+  return QuotingType::None;
+}
+
+void ScalarTraits<SwiftVersion>::output(const SwiftVersion &Value, void *,
+                                        raw_ostream &OS) {
+  switch (Value) {
+  case 1:
+    OS << "1.0";
+    break;
+  case 2:
+    OS << "1.1";
+    break;
+  case 3:
+    OS << "2.0";
+    break;
+  case 4:
+    OS << "3.0";
+    break;
+  default:
+    OS << (unsigned)Value;
+    break;
+  }
+}
+StringRef ScalarTraits<SwiftVersion>::input(StringRef Scalar, void *IO,
+                                            SwiftVersion &Value) {
+  const auto *Ctx = reinterpret_cast<TextAPIContext *>(IO);
+  assert((!Ctx || Ctx->FileKind != FileType::Invalid) &&
+         "File type is not set in context");
+
+  if (Ctx->FileKind == FileType::TBD_V4) {
+    if (Scalar.getAsInteger(10, Value))
+      return "invalid Swift ABI version.";
+    return {};
+  } else {
+    Value = StringSwitch<SwiftVersion>(Scalar)
+                .Case("1.0", 1)
+                .Case("1.1", 2)
+                .Case("2.0", 3)
+                .Case("3.0", 4)
+                .Default(0);
+  }
+
+  if (Value != SwiftVersion(0))
+    return {};
+
+  if (Scalar.getAsInteger(10, Value))
+    return "invalid Swift ABI version.";
+
+  return StringRef();
+}
+QuotingType ScalarTraits<SwiftVersion>::mustQuote(StringRef) {
+  return QuotingType::None;
+}
+
+void ScalarTraits<UUID>::output(const UUID &Value, void *, raw_ostream &OS) {
+  OS << Value.first << ": " << Value.second;
+}
+StringRef ScalarTraits<UUID>::input(StringRef Scalar, void *, UUID &Value) {
+  auto Split = Scalar.split(':');
+  auto Arch = Split.first.trim();
+  auto UUID = Split.second.trim();
+  if (UUID.empty())
+    return "invalid uuid string pair";
+  Value.second = std::string(UUID);
+  Value.first = Target{getArchitectureFromName(Arch), PlatformKind::unknown};
+  return {};
+}
+
+QuotingType ScalarTraits<UUID>::mustQuote(StringRef) {
+  return QuotingType::Single;
+}
+
+} // end namespace yaml.
+} // end namespace llvm.