FCTIDZ, FCTIWZ,
/// STFIWX - The STFIWX instruction. The first operand is an input token
- /// chain, then an f64 value to store, then an address to store it to,
- /// then a SRCVALUE for the address.
+ /// chain, then an f64 value to store, then an address to store it to.
STFIWX,
// VMADDFP, VNMSUBFP - The VMADDFP and VNMSUBFP instructions, taking
/// though these are usually folded into other nodes.
Hi, Lo,
+ TOC_ENTRY,
+
+ /// The following three target-specific nodes are used for calls through
+ /// function pointers in the 64-bit SVR4 ABI.
+
+ /// Restore the TOC from the TOC save area of the current stack frame.
+ /// This is basically a hard coded load instruction which additionally
+ /// takes/produces a flag.
+ TOC_RESTORE,
+
+ /// Like a regular LOAD but additionally taking/producing a flag.
+ LOAD,
+
+ /// LOAD into r2 (also taking/producing a flag). Like TOC_RESTORE, this is
+ /// a hard coded load instruction.
+ LOAD_TOC,
+
/// OPRC, CHAIN = DYNALLOC(CHAIN, NEGSIZE, FRAME_INDEX)
/// This instruction is lowered in PPCRegisterInfo::eliminateFrameIndex to
/// compute an allocation on the stack.
/// registers.
EXTSW_32,
- /// STD_32 - This is the STD instruction for use with "32-bit" registers.
- STD_32,
-
/// CALL - A direct function call.
- CALL_Macho, CALL_ELF,
+ CALL_Darwin, CALL_SVR4,
+ /// NOP - Special NOP which follows 64-bit SVR4 calls.
+ NOP,
+
/// CHAIN,FLAG = MTCTR(VAL, CHAIN[, INFLAG]) - Directly corresponds to a
/// MTCTR instruction.
MTCTR,
/// CHAIN,FLAG = BCTRL(CHAIN, INFLAG) - Directly corresponds to a
/// BCTRL instruction.
- BCTRL_Macho, BCTRL_ELF,
+ BCTRL_Darwin, BCTRL_SVR4,
/// Return with a flag operand, matched by 'blr'
RET_FLAG,
/// an optional input flag argument.
COND_BRANCH,
- /// CHAIN = STBRX CHAIN, GPRC, Ptr, SRCVALUE, Type - This is a
- /// byte-swapping store instruction. It byte-swaps the low "Type" bits of
- /// the GPRC input, then stores it through Ptr. Type can be either i16 or
- /// i32.
- STBRX,
-
- /// GPRC, CHAIN = LBRX CHAIN, Ptr, SRCVALUE, Type - This is a
- /// byte-swapping load instruction. It loads "Type" bits, byte swaps it,
- /// then puts it in the bottom bits of the GPRC. TYPE can be either i16
- /// or i32.
- LBRX,
-
// The following 5 instructions are used only as part of the
// long double-to-int conversion sequence.
/// indexed. This is used to implement atomic operations.
STCX,
- /// TAILCALL - Indicates a tail call should be taken.
- TAILCALL,
/// TC_RETURN - A tail call return.
/// operand #0 chain
/// operand #1 callee (register or absolute)
/// operand #2 stack adjustment
/// operand #3 optional in flag
- TC_RETURN
+ TC_RETURN,
+
+ /// STD_32 - This is the STD instruction for use with "32-bit" registers.
+ STD_32 = ISD::FIRST_TARGET_MEMORY_OPCODE,
+
+ /// CHAIN = STBRX CHAIN, GPRC, Ptr, Type - This is a
+ /// byte-swapping store instruction. It byte-swaps the low "Type" bits of
+ /// the GPRC input, then stores it through Ptr. Type can be either i16 or
+ /// i32.
+ STBRX,
+
+ /// GPRC, CHAIN = LBRX CHAIN, Ptr, Type - This is a
+ /// byte-swapping load instruction. It loads "Type" bits, byte swaps it,
+ /// then puts it in the bottom bits of the GPRC. TYPE can be either i16
+ /// or i32.
+ LBRX
};
}
// register for parameter passing.
unsigned VarArgsNumFPR; // Index of the first unused double
// register for parameter passing.
- int ReturnAddrIndex; // FrameIndex for return slot.
const PPCSubtarget &PPCSubTarget;
public:
explicit PPCTargetLowering(PPCTargetMachine &TM);
virtual const char *getTargetNodeName(unsigned Opcode) const;
/// getSetCCResultType - Return the ISD::SETCC ValueType
- virtual MVT getSetCCResultType(MVT VT) const;
+ virtual MVT::SimpleValueType getSetCCResultType(EVT VT) const;
/// getPreIndexedAddressParts - returns true by value, base pointer and
/// offset pointer and addressing mode by reference if the node's address
unsigned Depth = 0) const;
virtual MachineBasicBlock *EmitInstrWithCustomInserter(MachineInstr *MI,
- MachineBasicBlock *MBB) const;
+ MachineBasicBlock *MBB,
+ DenseMap<MachineBasicBlock*, MachineBasicBlock*> *EM) const;
MachineBasicBlock *EmitAtomicBinary(MachineInstr *MI,
MachineBasicBlock *MBB, bool is64Bit,
unsigned BinOpcode) const;
ConstraintType getConstraintType(const std::string &Constraint) const;
std::pair<unsigned, const TargetRegisterClass*>
getRegForInlineAsmConstraint(const std::string &Constraint,
- MVT VT) const;
+ EVT VT) const;
/// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
/// function arguments in the caller parameter area. This is the actual
/// the offset of the target addressing mode.
virtual bool isLegalAddressImmediate(GlobalValue *GV) const;
- /// IsEligibleForTailCallOptimization - Check whether the call is eligible
- /// for tail call optimization. Target which want to do tail call
- /// optimization should implement this function.
- virtual bool IsEligibleForTailCallOptimization(CallSDNode *TheCall,
- SDValue Ret,
- SelectionDAG &DAG) const;
-
virtual bool isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const;
+
+ virtual EVT getOptimalMemOpType(uint64_t Size, unsigned Align,
+ bool isSrcConst, bool isSrcStr,
+ SelectionDAG &DAG) const;
+
+ /// getFunctionAlignment - Return the Log2 alignment of this function.
+ virtual unsigned getFunctionAlignment(const Function *F) const;
private:
SDValue getFramePointerFrameIndex(SelectionDAG & DAG) const;
SDValue getReturnAddrFrameIndex(SelectionDAG & DAG) const;
+ bool
+ IsEligibleForTailCallOptimization(SDValue Callee,
+ CallingConv::ID CalleeCC,
+ bool isVarArg,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ SelectionDAG& DAG) const;
+
SDValue EmitTailCallLoadFPAndRetAddr(SelectionDAG & DAG,
int SPDiff,
SDValue Chain,
SDValue &LROpOut,
SDValue &FPOpOut,
+ bool isDarwinABI,
DebugLoc dl);
SDValue LowerRETURNADDR(SDValue Op, SelectionDAG &DAG);
SDValue LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG);
SDValue LowerConstantPool(SDValue Op, SelectionDAG &DAG);
+ SDValue LowerBlockAddress(SDValue Op, SelectionDAG &DAG);
SDValue LowerGlobalAddress(SDValue Op, SelectionDAG &DAG);
SDValue LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG);
SDValue LowerJumpTable(SDValue Op, SelectionDAG &DAG);
SDValue LowerVAARG(SDValue Op, SelectionDAG &DAG, int VarArgsFrameIndex,
int VarArgsStackOffset, unsigned VarArgsNumGPR,
unsigned VarArgsNumFPR, const PPCSubtarget &Subtarget);
- SDValue LowerFORMAL_ARGUMENTS(SDValue Op, SelectionDAG &DAG,
- int &VarArgsFrameIndex,
- int &VarArgsStackOffset,
- unsigned &VarArgsNumGPR,
- unsigned &VarArgsNumFPR,
- const PPCSubtarget &Subtarget);
- SDValue LowerCALL(SDValue Op, SelectionDAG &DAG,
- const PPCSubtarget &Subtarget, TargetMachine &TM);
- SDValue LowerRET(SDValue Op, SelectionDAG &DAG, TargetMachine &TM);
SDValue LowerSTACKRESTORE(SDValue Op, SelectionDAG &DAG,
const PPCSubtarget &Subtarget);
SDValue LowerDYNAMIC_STACKALLOC(SDValue Op, SelectionDAG &DAG,
const PPCSubtarget &Subtarget);
SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG);
- SDValue LowerFP_TO_SINT(SDValue Op, SelectionDAG &DAG, DebugLoc dl);
+ SDValue LowerFP_TO_INT(SDValue Op, SelectionDAG &DAG, DebugLoc dl);
SDValue LowerSINT_TO_FP(SDValue Op, SelectionDAG &DAG);
SDValue LowerFLT_ROUNDS_(SDValue Op, SelectionDAG &DAG);
SDValue LowerSHL_PARTS(SDValue Op, SelectionDAG &DAG);
SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG);
SDValue LowerSCALAR_TO_VECTOR(SDValue Op, SelectionDAG &DAG);
SDValue LowerMUL(SDValue Op, SelectionDAG &DAG);
+
+ SDValue LowerCallResult(SDValue Chain, SDValue InFlag,
+ CallingConv::ID CallConv, bool isVarArg,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ DebugLoc dl, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &InVals);
+ SDValue FinishCall(CallingConv::ID CallConv, DebugLoc dl, bool isTailCall,
+ bool isVarArg,
+ SelectionDAG &DAG,
+ SmallVector<std::pair<unsigned, SDValue>, 8>
+ &RegsToPass,
+ SDValue InFlag, SDValue Chain,
+ SDValue &Callee,
+ int SPDiff, unsigned NumBytes,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ SmallVectorImpl<SDValue> &InVals);
+
+ virtual SDValue
+ LowerFormalArguments(SDValue Chain,
+ CallingConv::ID CallConv, bool isVarArg,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ DebugLoc dl, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &InVals);
+
+ virtual SDValue
+ LowerCall(SDValue Chain, SDValue Callee,
+ CallingConv::ID CallConv, bool isVarArg, bool &isTailCall,
+ const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ DebugLoc dl, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &InVals);
+
+ virtual SDValue
+ LowerReturn(SDValue Chain,
+ CallingConv::ID CallConv, bool isVarArg,
+ const SmallVectorImpl<ISD::OutputArg> &Outs,
+ DebugLoc dl, SelectionDAG &DAG);
+
+ SDValue
+ LowerFormalArguments_Darwin(SDValue Chain,
+ CallingConv::ID CallConv, bool isVarArg,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ DebugLoc dl, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &InVals);
+ SDValue
+ LowerFormalArguments_SVR4(SDValue Chain,
+ CallingConv::ID CallConv, bool isVarArg,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ DebugLoc dl, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &InVals);
+
+ SDValue
+ LowerCall_Darwin(SDValue Chain, SDValue Callee,
+ CallingConv::ID CallConv, bool isVarArg, bool isTailCall,
+ const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ DebugLoc dl, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &InVals);
+ SDValue
+ LowerCall_SVR4(SDValue Chain, SDValue Callee,
+ CallingConv::ID CallConv, bool isVarArg, bool isTailCall,
+ const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
+ DebugLoc dl, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &InVals);
};
}