summaryrefslogtreecommitdiffstats
path: root/contrib/llvm/lib/Target/CellSPU/SPUInstrInfo.h
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/llvm/lib/Target/CellSPU/SPUInstrInfo.h')
-rw-r--r--contrib/llvm/lib/Target/CellSPU/SPUInstrInfo.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/CellSPU/SPUInstrInfo.h b/contrib/llvm/lib/Target/CellSPU/SPUInstrInfo.h
new file mode 100644
index 0000000..85e5821
--- /dev/null
+++ b/contrib/llvm/lib/Target/CellSPU/SPUInstrInfo.h
@@ -0,0 +1,84 @@
+//===-- SPUInstrInfo.h - Cell SPU Instruction Information -------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the CellSPU implementation of the TargetInstrInfo class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SPU_INSTRUCTIONINFO_H
+#define SPU_INSTRUCTIONINFO_H
+
+#include "SPU.h"
+#include "SPURegisterInfo.h"
+#include "llvm/Target/TargetInstrInfo.h"
+
+#define GET_INSTRINFO_HEADER
+#include "SPUGenInstrInfo.inc"
+
+namespace llvm {
+ //! Cell SPU instruction information class
+ class SPUInstrInfo : public SPUGenInstrInfo {
+ SPUTargetMachine &TM;
+ const SPURegisterInfo RI;
+ public:
+ explicit SPUInstrInfo(SPUTargetMachine &tm);
+
+ /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As
+ /// such, whenever a client has an instance of instruction info, it should
+ /// always be able to get register info as well (through this method).
+ ///
+ virtual const SPURegisterInfo &getRegisterInfo() const { return RI; }
+
+ ScheduleHazardRecognizer *
+ CreateTargetHazardRecognizer(const TargetMachine *TM,
+ const ScheduleDAG *DAG) const;
+
+ unsigned isLoadFromStackSlot(const MachineInstr *MI,
+ int &FrameIndex) const;
+ unsigned isStoreToStackSlot(const MachineInstr *MI,
+ int &FrameIndex) const;
+
+ virtual void copyPhysReg(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator I, DebugLoc DL,
+ unsigned DestReg, unsigned SrcReg,
+ bool KillSrc) const;
+
+ //! Store a register to a stack slot, based on its register class.
+ virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MBBI,
+ unsigned SrcReg, bool isKill, int FrameIndex,
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const;
+
+ //! Load a register from a stack slot, based on its register class.
+ virtual void loadRegFromStackSlot(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MBBI,
+ unsigned DestReg, int FrameIndex,
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const;
+
+ //! Reverses a branch's condition, returning false on success.
+ virtual
+ bool ReverseBranchCondition(SmallVectorImpl<MachineOperand> &Cond) const;
+
+ virtual bool AnalyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock *&TBB,
+ MachineBasicBlock *&FBB,
+ SmallVectorImpl<MachineOperand> &Cond,
+ bool AllowModify) const;
+
+ virtual unsigned RemoveBranch(MachineBasicBlock &MBB) const;
+
+ virtual unsigned InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB,
+ MachineBasicBlock *FBB,
+ const SmallVectorImpl<MachineOperand> &Cond,
+ DebugLoc DL) const;
+ };
+}
+
+#endif
OpenPOWER on IntegriCloud