X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FSystemZ%2FSystemZSubtarget.h;h=9a1f593f526570481f7414c905436a3f72e6d14b;hb=e07464832d2df15184b4b288873123ddaef831c3;hp=55cfd80002bc955ecb2de36b78f872893073c2de;hpb=0ddff1b5359433faf2eb1c4ff5320ddcbd42f52f;p=oota-llvm.git

diff --git a/lib/Target/SystemZ/SystemZSubtarget.h b/lib/Target/SystemZ/SystemZSubtarget.h
index 55cfd80002b..9a1f593f526 100644
--- a/lib/Target/SystemZ/SystemZSubtarget.h
+++ b/lib/Target/SystemZ/SystemZSubtarget.h
@@ -1,4 +1,4 @@
-//==-- SystemZSubtarget.h - Define Subtarget for the SystemZ ---*- C++ -*--===//
+//===-- SystemZSubtarget.h - SystemZ subtarget information -----*- C++ -*--===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -11,9 +11,16 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_TARGET_SystemZ_SUBTARGET_H
-#define LLVM_TARGET_SystemZ_SUBTARGET_H
+#ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSUBTARGET_H
+#define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSUBTARGET_H
 
+#include "SystemZFrameLowering.h"
+#include "SystemZISelLowering.h"
+#include "SystemZInstrInfo.h"
+#include "SystemZRegisterInfo.h"
+#include "SystemZSelectionDAGInfo.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/ADT/Triple.h"
 #include "llvm/Target/TargetSubtargetInfo.h"
 #include <string>
 
@@ -23,26 +30,97 @@
 namespace llvm {
 class GlobalValue;
 class StringRef;
-class TargetMachine;
 
 class SystemZSubtarget : public SystemZGenSubtargetInfo {
-  bool HasZ10Insts;
+  virtual void anchor();
+protected:
+  bool HasDistinctOps;
+  bool HasLoadStoreOnCond;
+  bool HasHighWord;
+  bool HasFPExtension;
+  bool HasPopulationCount;
+  bool HasFastSerialization;
+  bool HasInterlockedAccess1;
+  bool HasMiscellaneousExtensions;
+  bool HasTransactionalExecution;
+  bool HasProcessorAssist;
+  bool HasVector;
+
+private:
+  Triple TargetTriple;
+  SystemZInstrInfo InstrInfo;
+  SystemZTargetLowering TLInfo;
+  SystemZSelectionDAGInfo TSInfo;
+  SystemZFrameLowering FrameLowering;
+
+  SystemZSubtarget &initializeSubtargetDependencies(StringRef CPU,
+                                                    StringRef FS);
 public:
-  /// This constructor initializes the data members to match that
-  /// of the specified triple.
-  ///
   SystemZSubtarget(const std::string &TT, const std::string &CPU,
-                   const std::string &FS);
+                   const std::string &FS, const TargetMachine &TM);
+
+  const TargetFrameLowering *getFrameLowering() const override {
+    return &FrameLowering;
+  }
+  const SystemZInstrInfo *getInstrInfo() const override { return &InstrInfo; }
+  const SystemZRegisterInfo *getRegisterInfo() const override {
+    return &InstrInfo.getRegisterInfo();
+  }
+  const SystemZTargetLowering *getTargetLowering() const override {
+    return &TLInfo;
+  }
+  const TargetSelectionDAGInfo *getSelectionDAGInfo() const override {
+    return &TSInfo;
+  }
+
+  // This is important for reducing register pressure in vector code.
+  bool useAA() const override { return true; }
 
-  /// ParseSubtargetFeatures - Parses features string setting specified
-  /// subtarget options.  Definition of function is auto generated by tblgen.
+  // Automatically generated by tblgen.
   void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
 
-  bool isZ10() const { return HasZ10Insts; }
+  // Return true if the target has the distinct-operands facility.
+  bool hasDistinctOps() const { return HasDistinctOps; }
+
+  // Return true if the target has the load/store-on-condition facility.
+  bool hasLoadStoreOnCond() const { return HasLoadStoreOnCond; }
+
+  // Return true if the target has the high-word facility.
+  bool hasHighWord() const { return HasHighWord; }
+
+  // Return true if the target has the floating-point extension facility.
+  bool hasFPExtension() const { return HasFPExtension; }
+
+  // Return true if the target has the population-count facility.
+  bool hasPopulationCount() const { return HasPopulationCount; }
+
+  // Return true if the target has the fast-serialization facility.
+  bool hasFastSerialization() const { return HasFastSerialization; }
+
+  // Return true if the target has interlocked-access facility 1.
+  bool hasInterlockedAccess1() const { return HasInterlockedAccess1; }
+
+  // Return true if the target has the miscellaneous-extensions facility.
+  bool hasMiscellaneousExtensions() const {
+    return HasMiscellaneousExtensions;
+  }
+
+  // Return true if the target has the transactional-execution facility.
+  bool hasTransactionalExecution() const { return HasTransactionalExecution; }
+
+  // Return true if the target has the processor-assist facility.
+  bool hasProcessorAssist() const { return HasProcessorAssist; }
+
+  // Return true if the target has the vector facility.
+  bool hasVector() const { return HasVector; }
+
+  // Return true if GV can be accessed using LARL for reloc model RM
+  // and code model CM.
+  bool isPC32DBLSymbol(const GlobalValue *GV, Reloc::Model RM,
+                       CodeModel::Model CM) const;
 
-  bool GVRequiresExtraLoad(const GlobalValue* GV, const TargetMachine& TM,
-                           bool isDirectCall) const;
+  bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
 };
-} // End llvm namespace
+} // end namespace llvm
 
-#endif  // LLVM_TARGET_SystemZ_SUBTARGET_H
+#endif