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Diffstat (limited to 'contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h')
| -rw-r--r-- | contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h b/contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h deleted file mode 100644 index bab3dc2..0000000 --- a/contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h +++ /dev/null @@ -1,145 +0,0 @@ -//==-- SystemZISelLowering.h - SystemZ DAG Lowering Interface ----*- C++ -*-==// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines the interfaces that SystemZ uses to lower LLVM code into a -// selection DAG. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_TARGET_SystemZ_ISELLOWERING_H -#define LLVM_TARGET_SystemZ_ISELLOWERING_H - -#include "SystemZ.h" -#include "SystemZRegisterInfo.h" -#include "llvm/CodeGen/SelectionDAG.h" -#include "llvm/Target/TargetLowering.h" - -namespace llvm { - namespace SystemZISD { - enum { - FIRST_NUMBER = ISD::BUILTIN_OP_END, - - /// Return with a flag operand. Operand 0 is the chain operand. - RET_FLAG, - - /// CALL - These operations represent an abstract call - /// instruction, which includes a bunch of information. - CALL, - - /// PCRelativeWrapper - PC relative address - PCRelativeWrapper, - - /// CMP, UCMP - Compare instruction - CMP, - UCMP, - - /// BRCOND - Conditional branch. Operand 0 is chain operand, operand 1 is - /// the block to branch if condition is true, operand 2 is condition code - /// and operand 3 is the flag operand produced by a CMP instruction. - BRCOND, - - /// SELECT - Operands 0 and 1 are selection variables, operand 2 is - /// condition code and operand 3 is the flag operand. - SELECT - }; - } - - class SystemZSubtarget; - class SystemZTargetMachine; - - class SystemZTargetLowering : public TargetLowering { - public: - explicit SystemZTargetLowering(SystemZTargetMachine &TM); - - virtual MVT getShiftAmountTy(EVT LHSTy) const { return MVT::i64; } - - /// LowerOperation - Provide custom lowering hooks for some operations. - virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const; - - /// getTargetNodeName - This method returns the name of a target specific - /// DAG node. - virtual const char *getTargetNodeName(unsigned Opcode) const; - - std::pair<unsigned, const TargetRegisterClass*> - getRegForInlineAsmConstraint(const std::string &Constraint, EVT VT) const; - TargetLowering::ConstraintType - getConstraintType(const std::string &Constraint) const; - - SDValue LowerBR_CC(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerJumpTable(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerConstantPool(SDValue Op, SelectionDAG &DAG) const; - - SDValue EmitCmp(SDValue LHS, SDValue RHS, - ISD::CondCode CC, SDValue &SystemZCC, - SelectionDAG &DAG) const; - - - MachineBasicBlock* EmitInstrWithCustomInserter(MachineInstr *MI, - MachineBasicBlock *BB) const; - - /// isFPImmLegal - Returns true if the target can instruction select the - /// specified FP immediate natively. If false, the legalizer will - /// materialize the FP immediate as a load from a constant pool. - virtual bool isFPImmLegal(const APFloat &Imm, EVT VT) const; - - private: - SDValue LowerCCCCallTo(SDValue Chain, SDValue Callee, - CallingConv::ID CallConv, bool isVarArg, - bool isTailCall, - const SmallVectorImpl<ISD::OutputArg> &Outs, - const SmallVectorImpl<SDValue> &OutVals, - const SmallVectorImpl<ISD::InputArg> &Ins, - DebugLoc dl, SelectionDAG &DAG, - SmallVectorImpl<SDValue> &InVals) const; - - SDValue LowerCCCArguments(SDValue Chain, - CallingConv::ID CallConv, - bool isVarArg, - const SmallVectorImpl<ISD::InputArg> &Ins, - DebugLoc dl, - SelectionDAG &DAG, - SmallVectorImpl<SDValue> &InVals) const; - - SDValue LowerCallResult(SDValue Chain, SDValue InFlag, - CallingConv::ID CallConv, bool isVarArg, - const SmallVectorImpl<ISD::InputArg> &Ins, - DebugLoc dl, SelectionDAG &DAG, - SmallVectorImpl<SDValue> &InVals) const; - - virtual SDValue - LowerFormalArguments(SDValue Chain, - CallingConv::ID CallConv, bool isVarArg, - const SmallVectorImpl<ISD::InputArg> &Ins, - DebugLoc dl, SelectionDAG &DAG, - SmallVectorImpl<SDValue> &InVals) const; - virtual SDValue - LowerCall(SDValue Chain, SDValue Callee, - CallingConv::ID CallConv, bool isVarArg, bool &isTailCall, - const SmallVectorImpl<ISD::OutputArg> &Outs, - const SmallVectorImpl<SDValue> &OutVals, - const SmallVectorImpl<ISD::InputArg> &Ins, - DebugLoc dl, SelectionDAG &DAG, - SmallVectorImpl<SDValue> &InVals) const; - - virtual SDValue - LowerReturn(SDValue Chain, - CallingConv::ID CallConv, bool isVarArg, - const SmallVectorImpl<ISD::OutputArg> &Outs, - const SmallVectorImpl<SDValue> &OutVals, - DebugLoc dl, SelectionDAG &DAG) const; - - const SystemZSubtarget &Subtarget; - const SystemZTargetMachine &TM; - const SystemZRegisterInfo *RegInfo; - }; -} // namespace llvm - -#endif // LLVM_TARGET_SystemZ_ISELLOWERING_H |
