Merge "Update prebuilt Clang to r353983." into p9.0HEADp9.0-backupp9.0

1 files changed, 71 insertions, 0 deletions

diff --git a/clang-r353983/include/clang/Basic/XRayInstr.h b/clang-r353983/include/clang/Basic/XRayInstr.h
new file mode 100644
index 00000000..48e88848
--- /dev/null
+++ b/clang-r353983/include/clang/Basic/XRayInstr.h
@@ -0,0 +1,71 @@
+//===--- XRayInstr.h --------------------------------------------*- 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
+//
+//===----------------------------------------------------------------------===//
+//
+/// \file
+/// Defines the clang::XRayInstrKind enum.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_BASIC_XRAYINSTR_H
+#define LLVM_CLANG_BASIC_XRAYINSTR_H
+
+#include "clang/Basic/LLVM.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/MathExtras.h"
+#include <cassert>
+#include <cstdint>
+
+namespace clang {
+
+using XRayInstrMask = uint32_t;
+
+namespace XRayInstrKind {
+
+// TODO: Auto-generate these as we add more instrumentation kinds.
+enum XRayInstrOrdinal : XRayInstrMask {
+  XRIO_Function,
+  XRIO_Custom,
+  XRIO_Typed,
+  XRIO_Count
+};
+
+constexpr XRayInstrMask None = 0;
+constexpr XRayInstrMask Function = 1U << XRIO_Function;
+constexpr XRayInstrMask Custom = 1U << XRIO_Custom;
+constexpr XRayInstrMask Typed = 1U << XRIO_Typed;
+constexpr XRayInstrMask All = Function | Custom | Typed;
+
+} // namespace XRayInstrKind
+
+struct XRayInstrSet {
+  bool has(XRayInstrMask K) const {
+    assert(llvm::isPowerOf2_32(K));
+    return Mask & K;
+  }
+
+  bool hasOneOf(XRayInstrMask K) const { return Mask & K; }
+
+  void set(XRayInstrMask K, bool Value) {
+    assert(llvm::isPowerOf2_32(K));
+    Mask = Value ? (Mask | K) : (Mask & ~K);
+  }
+
+  void clear(XRayInstrMask K = XRayInstrKind::All) { Mask &= ~K; }
+
+  bool empty() const { return Mask == 0; }
+
+  bool full() const { return Mask == XRayInstrKind::All; }
+
+  XRayInstrMask Mask = 0;
+};
+
+XRayInstrMask parseXRayInstrValue(StringRef Value);
+
+} // namespace clang
+
+#endif // LLVM_CLANG_BASIC_XRAYINSTR_H