//
//===----------------------------------------------------------------------===//
-#ifndef Hexagon_SUBTARGET_H
-#define Hexagon_SUBTARGET_H
-
+#ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGONSUBTARGET_H
+#define LLVM_LIB_TARGET_HEXAGON_HEXAGONSUBTARGET_H
+
+#include "HexagonFrameLowering.h"
+#include "HexagonISelLowering.h"
+#include "HexagonInstrInfo.h"
+#include "HexagonSelectionDAGInfo.h"
+#include "llvm/IR/DataLayout.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetSubtargetInfo.h"
#include <string>
class HexagonSubtarget : public HexagonGenSubtargetInfo {
virtual void anchor();
+
bool UseMemOps;
bool ModeIEEERndNear;
public:
enum HexagonArchEnum {
- V1, V2, V3, V4, V5
+ V4, V5
};
HexagonArchEnum HexagonArchVersion;
+private:
std::string CPUString;
+ HexagonInstrInfo InstrInfo;
+ HexagonTargetLowering TLInfo;
+ HexagonSelectionDAGInfo TSInfo;
+ HexagonFrameLowering FrameLowering;
InstrItineraryData InstrItins;
public:
- HexagonSubtarget(StringRef TT, StringRef CPU, StringRef FS);
+ HexagonSubtarget(StringRef TT, StringRef CPU, StringRef FS,
+ const TargetMachine &TM);
- /// getInstrItins - Return the instruction itineraies based on subtarget
+ /// getInstrItins - Return the instruction itineraries based on subtarget
/// selection.
- const InstrItineraryData &getInstrItineraryData() const { return InstrItins; }
+ const InstrItineraryData *getInstrItineraryData() const override {
+ return &InstrItins;
+ }
+ const HexagonInstrInfo *getInstrInfo() const override { return &InstrInfo; }
+ const HexagonRegisterInfo *getRegisterInfo() const override {
+ return &InstrInfo.getRegisterInfo();
+ }
+ const HexagonTargetLowering *getTargetLowering() const override {
+ return &TLInfo;
+ }
+ const HexagonFrameLowering *getFrameLowering() const override {
+ return &FrameLowering;
+ }
+ const HexagonSelectionDAGInfo *getSelectionDAGInfo() const override {
+ return &TSInfo;
+ }
+ HexagonSubtarget &initializeSubtargetDependencies(StringRef CPU,
+ StringRef FS);
/// ParseSubtargetFeatures - Parses features string setting specified
/// subtarget options. Definition of function is auto generated by tblgen.
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
- bool hasV2TOps () const { return HexagonArchVersion >= V2; }
- bool hasV2TOpsOnly () const { return HexagonArchVersion == V2; }
- bool hasV3TOps () const { return HexagonArchVersion >= V3; }
- bool hasV3TOpsOnly () const { return HexagonArchVersion == V3; }
- bool hasV4TOps () const { return HexagonArchVersion >= V4; }
- bool hasV4TOpsOnly () const { return HexagonArchVersion == V4; }
- bool useMemOps () const { return HexagonArchVersion >= V4 && UseMemOps; }
- bool hasV5TOps () const { return HexagonArchVersion >= V5; }
- bool hasV5TOpsOnly () const { return HexagonArchVersion == V5; }
- bool modeIEEERndNear () const { return ModeIEEERndNear; }
-
- bool isSubtargetV2() const { return HexagonArchVersion == V2;}
+ bool useMemOps() const { return UseMemOps; }
+ bool hasV5TOps() const { return getHexagonArchVersion() >= V5; }
+ bool hasV5TOpsOnly() const { return getHexagonArchVersion() == V5; }
+ bool modeIEEERndNear() const { return ModeIEEERndNear; }
+ bool enableMachineScheduler() const override;
+ // Always use the TargetLowering default scheduler.
+ // FIXME: This will use the vliw scheduler which is probably just hurting
+ // compiler time and will be removed eventually anyway.
+ bool enableMachineSchedDefaultSched() const override { return false; }
+
const std::string &getCPUString () const { return CPUString; }
// Threshold for small data section