//
//===----------------------------------------------------------------------===//
-#ifndef NVPTXSUBTARGET_H
-#define NVPTXSUBTARGET_H
+#ifndef LLVM_LIB_TARGET_NVPTX_NVPTXSUBTARGET_H
+#define LLVM_LIB_TARGET_NVPTX_NVPTXSUBTARGET_H
#include "NVPTX.h"
+#include "NVPTXFrameLowering.h"
+#include "NVPTXISelLowering.h"
+#include "NVPTXInstrInfo.h"
+#include "NVPTXRegisterInfo.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/Target/TargetSelectionDAGInfo.h"
#include "llvm/Target/TargetSubtargetInfo.h"
#include <string>
// SM version x.y is represented as 10*x+y, e.g. 3.1 == 31
unsigned int SmVersion;
+ const DataLayout DL; // Calculates type size & alignment
+ NVPTXInstrInfo InstrInfo;
+ NVPTXTargetLowering TLInfo;
+ TargetSelectionDAGInfo TSInfo;
+
+ // NVPTX does not have any call stack frame, but need a NVPTX specific
+ // FrameLowering class because TargetFrameLowering is abstract.
+ NVPTXFrameLowering FrameLowering;
+
public:
/// This constructor initializes the data members to match that
/// of the specified module.
///
NVPTXSubtarget(const std::string &TT, const std::string &CPU,
- const std::string &FS, bool is64Bit);
+ const std::string &FS, const TargetMachine &TM, bool is64Bit);
+
+ const TargetFrameLowering *getFrameLowering() const override {
+ return &FrameLowering;
+ }
+ const NVPTXInstrInfo *getInstrInfo() const override { return &InstrInfo; }
+ const DataLayout *getDataLayout() const override { return &DL; }
+ const NVPTXRegisterInfo *getRegisterInfo() const override {
+ return &InstrInfo.getRegisterInfo();
+ }
+ const NVPTXTargetLowering *getTargetLowering() const override {
+ return &TLInfo;
+ }
+ const TargetSelectionDAGInfo *getSelectionDAGInfo() const override {
+ return &TSInfo;
+ }
bool hasBrkPt() const { return SmVersion >= 11; }
bool hasAtomRedG32() const { return SmVersion >= 11; }
bool hasFMAF32() const { return SmVersion >= 20; }
bool hasFMAF64() const { return SmVersion >= 13; }
bool hasLDG() const { return SmVersion >= 32; }
- bool hasLDU() const { return SmVersion >= 20; }
+ bool hasLDU() const { return ((SmVersion >= 20) && (SmVersion < 30)); }
bool hasGenericLdSt() const { return SmVersion >= 20; }
- inline bool hasHWROT32() const { return false; }
- inline bool hasSWROT32() const { return true; }
+ inline bool hasHWROT32() const { return SmVersion >= 32; }
+ inline bool hasSWROT32() const {
+ return ((SmVersion >= 20) && (SmVersion < 32));
+ }
inline bool hasROT32() const { return hasHWROT32() || hasSWROT32(); }
inline bool hasROT64() const { return SmVersion >= 20; }
bool hasImageHandles() const {
- // Currently disabled
+ // Enable handles for Kepler+, where CUDA supports indirect surfaces and
+ // textures
+ if (getDrvInterface() == NVPTX::CUDA)
+ return (SmVersion >= 30);
+
+ // Disabled, otherwise
return false;
}
bool is64Bit() const { return Is64Bit; }
unsigned getPTXVersion() const { return PTXVersion; }
+ NVPTXSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
};
} // End llvm namespace
-#endif // NVPTXSUBTARGET_H
+#endif