Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215

external/llvm/lib/Target/AArch64/MCTargetDesc/AArch64TargetStreamer.h

@@ -0,0 +1,42 @@
+//===-- AArch64TargetStreamer.h - AArch64 Target Streamer ------*- C++ -*--===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64TARGETSTREAMER_H
+#define LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64TARGETSTREAMER_H
+
+#include "llvm/MC/MCStreamer.h"
+
+namespace llvm {
+
+class AArch64TargetStreamer : public MCTargetStreamer {
+public:
+  AArch64TargetStreamer(MCStreamer &S);
+  ~AArch64TargetStreamer() override;
+
+  void finish() override;
+
+  /// Callback used to implement the ldr= pseudo.
+  /// Add a new entry to the constant pool for the current section and return an
+  /// MCExpr that can be used to refer to the constant pool location.
+  const MCExpr *addConstantPoolEntry(const MCExpr *, unsigned Size, SMLoc Loc);
+
+  /// Callback used to implemnt the .ltorg directive.
+  /// Emit contents of constant pool for the current section.
+  void emitCurrentConstantPool();
+
+  /// Callback used to implement the .inst directive.
+  virtual void emitInst(uint32_t Inst);
+
+private:
+  std::unique_ptr<AssemblerConstantPools> ConstantPools;
+};
+
+} // end namespace llvm
+
+#endif