diff options
Diffstat (limited to 'contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h')
| -rw-r--r-- | contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h b/contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h index 7a21a47..abe8b72 100644 --- a/contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h +++ b/contrib/llvm/lib/Target/SystemZ/SystemZISelLowering.h @@ -86,14 +86,12 @@ enum NodeType : unsigned { // Count number of bits set in operand 0 per byte. POPCNT, - // Wrappers around the ISD opcodes of the same name. The output and - // first input operands are GR128s. The trailing numbers are the - // widths of the second operand in bits. - UMUL_LOHI64, - SDIVREM32, - SDIVREM64, - UDIVREM32, - UDIVREM64, + // Wrappers around the ISD opcodes of the same name. The output is GR128. + // Input operands may be GR64 or GR32, depending on the instruction. + SMUL_LOHI, + UMUL_LOHI, + SDIVREM, + UDIVREM, // Use a series of MVCs to copy bytes from one memory location to another. // The operands are: @@ -139,9 +137,6 @@ enum NodeType : unsigned { // Store the CC value in bits 29 and 28 of an integer. IPM, - // Perform a serialization operation. (BCR 15,0 or BCR 14,0.) - SERIALIZE, - // Compiler barrier only; generate a no-op. MEMBARRIER, @@ -454,7 +449,7 @@ public: MachineBasicBlock *BB) const override; SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const override; bool allowTruncateForTailCall(Type *, Type *) const override; - bool mayBeEmittedAsTailCall(CallInst *CI) const override; + bool mayBeEmittedAsTailCall(const CallInst *CI) const override; SDValue LowerFormalArguments(SDValue Chain, CallingConv::ID CallConv, bool isVarArg, const SmallVectorImpl<ISD::InputArg> &Ins, @@ -471,8 +466,6 @@ public: const SmallVectorImpl<ISD::OutputArg> &Outs, const SmallVectorImpl<SDValue> &OutVals, const SDLoc &DL, SelectionDAG &DAG) const override; - SDValue prepareVolatileOrAtomicLoad(SDValue Chain, const SDLoc &DL, - SelectionDAG &DAG) const override; SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const override; ISD::NodeType getExtendForAtomicOps() const override { @@ -487,6 +480,12 @@ private: const SystemZSubtarget &Subtarget; // Implement LowerOperation for individual opcodes. + SDValue getVectorCmp(SelectionDAG &DAG, unsigned Opcode, + const SDLoc &DL, EVT VT, + SDValue CmpOp0, SDValue CmpOp1) const; + SDValue lowerVectorSETCC(SelectionDAG &DAG, const SDLoc &DL, + EVT VT, ISD::CondCode CC, + SDValue CmpOp0, SDValue CmpOp1) const; SDValue lowerSETCC(SDValue Op, SelectionDAG &DAG) const; SDValue lowerBR_CC(SDValue Op, SelectionDAG &DAG) const; SDValue lowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const; @@ -522,7 +521,6 @@ private: unsigned Opcode) const; SDValue lowerATOMIC_LOAD_SUB(SDValue Op, SelectionDAG &DAG) const; SDValue lowerATOMIC_CMP_SWAP(SDValue Op, SelectionDAG &DAG) const; - SDValue lowerLOAD_SEQUENCE_POINT(SDValue Op, SelectionDAG &DAG) const; SDValue lowerSTACKSAVE(SDValue Op, SelectionDAG &DAG) const; SDValue lowerSTACKRESTORE(SDValue Op, SelectionDAG &DAG) const; SDValue lowerPREFETCH(SDValue Op, SelectionDAG &DAG) const; @@ -537,6 +535,7 @@ private: unsigned UnpackHigh) const; SDValue lowerShift(SDValue Op, SelectionDAG &DAG, unsigned ByScalar) const; + bool canTreatAsByteVector(EVT VT) const; SDValue combineExtract(const SDLoc &DL, EVT ElemVT, EVT VecVT, SDValue OrigOp, unsigned Index, DAGCombinerInfo &DCI, bool Force) const; @@ -567,7 +566,7 @@ private: unsigned StoreOpcode, unsigned STOCOpcode, bool Invert) const; MachineBasicBlock *emitExt128(MachineInstr &MI, MachineBasicBlock *MBB, - bool ClearEven, unsigned SubReg) const; + bool ClearEven) const; MachineBasicBlock *emitAtomicLoadBinary(MachineInstr &MI, MachineBasicBlock *BB, unsigned BinOpcode, unsigned BitSize, @@ -589,6 +588,8 @@ private: MachineBasicBlock *emitLoadAndTestCmp0(MachineInstr &MI, MachineBasicBlock *MBB, unsigned Opcode) const; + + const TargetRegisterClass *getRepRegClassFor(MVT VT) const override; }; } // end namespace llvm |
