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authorStephen Hines <srhines@google.com>2019-07-02 16:25:20 -0700
committerAli B <abittin@gmail.com>2019-07-05 19:33:16 +0300
commit9afee4e65dc5f9f5eb371683729ff67b8df81d03 (patch)
tree4cf241d6c9044f91ee8c06e6920174d06f8de0b6 /clang-r353983e/include/llvm/MC/MCLabel.h
parent2f19bd722c4c825320d1511c1ed83161b7f95d51 (diff)
Update prebuilt Clang to r353983e.HEADq10.0
clang 9.0.5 (based on r353983e) from build 5696680. Bug: http://b/135931688 Bug: http://b/136008926 Test: N/A Change-Id: I922d17410047d2e2df4625615352c588ee71b203
Diffstat (limited to 'clang-r353983e/include/llvm/MC/MCLabel.h')
-rw-r--r--clang-r353983e/include/llvm/MC/MCLabel.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/clang-r353983e/include/llvm/MC/MCLabel.h b/clang-r353983e/include/llvm/MC/MCLabel.h
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+++ b/clang-r353983e/include/llvm/MC/MCLabel.h
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+//===- MCLabel.h - Machine Code Directional Local Labels --------*- 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
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the declaration of the MCLabel class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_MC_MCLABEL_H
+#define LLVM_MC_MCLABEL_H
+
+namespace llvm {
+
+class raw_ostream;
+
+/// Instances of this class represent a label name in the MC file,
+/// and MCLabel are created and uniqued by the MCContext class. MCLabel
+/// should only be constructed for valid instances in the object file.
+class MCLabel {
+ // The instance number of this Directional Local Label.
+ unsigned Instance;
+
+private: // MCContext creates and uniques these.
+ friend class MCContext;
+
+ MCLabel(unsigned instance) : Instance(instance) {}
+
+public:
+ MCLabel(const MCLabel &) = delete;
+ MCLabel &operator=(const MCLabel &) = delete;
+
+ /// Get the current instance of this Directional Local Label.
+ unsigned getInstance() const { return Instance; }
+
+ /// Increment the current instance of this Directional Local Label.
+ unsigned incInstance() { return ++Instance; }
+
+ /// Print the value to the stream \p OS.
+ void print(raw_ostream &OS) const;
+
+ /// Print the value to stderr.
+ void dump() const;
+};
+
+inline raw_ostream &operator<<(raw_ostream &OS, const MCLabel &Label) {
+ Label.print(OS);
+ return OS;
+}
+
+} // end namespace llvm
+
+#endif // LLVM_MC_MCLABEL_H