From aa45f148926e3461a1fd8b10c990f0a51a908cc9 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Mon, 10 Jun 2013 20:36:52 +0000
Subject: Vendor import of llvm tags/RELEASE_33/final r183502 (effectively, 3.3
 release): http://llvm.org/svn/llvm-project/llvm/tags/RELEASE_33/final@183502

---
 lib/Target/SystemZ/SystemZConstantPoolValue.h | 55 +++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 lib/Target/SystemZ/SystemZConstantPoolValue.h

(limited to 'lib/Target/SystemZ/SystemZConstantPoolValue.h')

diff --git a/lib/Target/SystemZ/SystemZConstantPoolValue.h b/lib/Target/SystemZ/SystemZConstantPoolValue.h
new file mode 100644
index 0000000..9927bdb
--- /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
-- 
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