1 files changed, 55 insertions, 0 deletions
diff --git a/lib/Target/SystemZ/SystemZConstantPoolValue.h b/lib/Target/SystemZ/SystemZConstantPoolValue.h
new file mode 100644
index 0000000000..9927bdb262
--- /dev/null
+++ b/lib/Target/SystemZ/SystemZConstantPoolValue.h
@@ -0,0 +1,55 @@
+//===- SystemZConstantPoolValue.h - SystemZ constant-pool value -*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SYSTEMZCONSTANTPOOLVALUE_H
+#define SYSTEMZCONSTANTPOOLVALUE_H
+
+#include "llvm/CodeGen/MachineConstantPool.h"
+#include "llvm/Support/ErrorHandling.h"
+
+namespace llvm {
+
+class GlobalValue;
+
+namespace SystemZCP {
+  enum SystemZCPModifier {
+    NTPOFF
+  };
+}
+
+/// A SystemZ-specific constant pool value.  At present, the only
+/// defined constant pool values are offsets of thread-local variables
+/// (written x@NTPOFF).
+class SystemZConstantPoolValue : public MachineConstantPoolValue {
+  const GlobalValue *GV;
+  SystemZCP::SystemZCPModifier Modifier;
+
+protected:
+  SystemZConstantPoolValue(const GlobalValue *GV,
+                           SystemZCP::SystemZCPModifier Modifier);
+
+public:
+  static SystemZConstantPoolValue *
+    Create(const GlobalValue *GV, SystemZCP::SystemZCPModifier Modifier);
+
+  // Override MachineConstantPoolValue.
+  virtual unsigned getRelocationInfo() const LLVM_OVERRIDE;
+  virtual int getExistingMachineCPValue(MachineConstantPool *CP,
+                                        unsigned Alignment) LLVM_OVERRIDE;
+  virtual void addSelectionDAGCSEId(FoldingSetNodeID &ID) LLVM_OVERRIDE;
+  virtual void print(raw_ostream &O) const LLVM_OVERRIDE;
+
+  // Access SystemZ-specific fields.
+  const GlobalValue *getGlobalValue() const { return GV; }
+  SystemZCP::SystemZCPModifier getModifier() const { return Modifier; }
+};
+
+} // End llvm namespace
+
+#endif