vendor/llvm/llvm-r84119

1 files changed, 45 insertions, 0 deletions

diff --git a/lib/Target/SystemZ/SystemZSubtarget.h b/lib/Target/SystemZ/SystemZSubtarget.h
new file mode 100644
index 0000000000000..405d6e91b7ee5
--- /dev/null
+++ b/lib/Target/SystemZ/SystemZSubtarget.h
@@ -0,0 +1,45 @@
+//==-- SystemZSubtarget.h - Define Subtarget for the SystemZ ---*- C++ -*--===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the SystemZ specific subclass of TargetSubtarget.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TARGET_SystemZ_SUBTARGET_H
+#define LLVM_TARGET_SystemZ_SUBTARGET_H
+
+#include "llvm/Target/TargetSubtarget.h"
+
+#include <string>
+
+namespace llvm {
+class GlobalValue;
+class TargetMachine;
+
+class SystemZSubtarget : public TargetSubtarget {
+  bool HasZ10Insts;
+public:
+  /// This constructor initializes the data members to match that
+  /// of the specified triple.
+  ///
+  SystemZSubtarget(const std::string &TT, const std::string &FS);
+
+  /// ParseSubtargetFeatures - Parses features string setting specified
+  /// subtarget options.  Definition of function is auto generated by tblgen.
+  std::string ParseSubtargetFeatures(const std::string &FS,
+                                     const std::string &CPU);
+
+  bool isZ10() const { return HasZ10Insts; }
+
+  bool GVRequiresExtraLoad(const GlobalValue* GV, const TargetMachine& TM,
+                           bool isDirectCall) const;
+};
+} // End llvm namespace
+
+#endif  // LLVM_TARGET_SystemZ_SUBTARGET_H