diff options
Diffstat (limited to 'lib/Target/R600/AMDGPUISelLowering.h')
| -rw-r--r-- | lib/Target/R600/AMDGPUISelLowering.h | 95 |
1 files changed, 62 insertions, 33 deletions
diff --git a/lib/Target/R600/AMDGPUISelLowering.h b/lib/Target/R600/AMDGPUISelLowering.h index d5d821d..98a92ad 100644 --- a/lib/Target/R600/AMDGPUISelLowering.h +++ b/lib/Target/R600/AMDGPUISelLowering.h @@ -42,10 +42,33 @@ private: SDValue MergeVectorStore(const SDValue &Op, SelectionDAG &DAG) const; /// \brief Split a vector store into multiple scalar stores. /// \returns The resulting chain. + + SDValue LowerSDIV(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerSDIV24(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerSDIV32(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerSDIV64(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerSREM(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerSREM32(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerSREM64(SDValue Op, SelectionDAG &DAG) const; SDValue LowerUDIVREM(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerFCEIL(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerFTRUNC(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerFRINT(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerFNEARBYINT(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerFFLOOR(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerUINT_TO_FP(SDValue Op, SelectionDAG &DAG) const; + SDValue ExpandSIGN_EXTEND_INREG(SDValue Op, + unsigned BitsDiff, + SelectionDAG &DAG) const; + SDValue LowerSIGN_EXTEND_INREG(SDValue Op, SelectionDAG &DAG) const; + + SDValue performMulCombine(SDNode *N, DAGCombinerInfo &DCI) const; + protected: + static EVT getEquivalentMemType(LLVMContext &Context, EVT VT); + static EVT getEquivalentLoadRegType(LLVMContext &Context, EVT VT); /// \brief Helper function that adds Reg to the LiveIn list of the DAG's /// MachineFunction. @@ -61,6 +84,7 @@ protected: SDValue SplitVectorStore(SDValue Op, SelectionDAG &DAG) const; SDValue LowerLOAD(SDValue Op, SelectionDAG &DAG) const; SDValue LowerSTORE(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerSDIVREM(SDValue Op, SelectionDAG &DAG) const; bool isHWTrueValue(SDValue Op) const; bool isHWFalseValue(SDValue Op) const; @@ -87,10 +111,16 @@ public: bool isZExtFree(Type *Src, Type *Dest) const override; bool isZExtFree(EVT Src, EVT Dest) const override; + bool isZExtFree(SDValue Val, EVT VT2) const override; bool isNarrowingProfitable(EVT VT1, EVT VT2) const override; MVT getVectorIdxTy() const override; + bool isSelectSupported(SelectSupportKind) const override; + + bool isFPImmLegal(const APFloat &Imm, EVT VT) const override; + bool ShouldShrinkFPConstant(EVT VT) const override; + bool isLoadBitCastBeneficial(EVT, EVT) const override; SDValue LowerReturn(SDValue Chain, CallingConv::ID CallConv, bool isVarArg, @@ -101,6 +131,7 @@ public: SmallVectorImpl<SDValue> &InVals) const override; SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const override; + SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const override; void ReplaceNodeResults(SDNode * N, SmallVectorImpl<SDValue> &Results, SelectionDAG &DAG) const override; @@ -128,38 +159,6 @@ public: SDValue Op, const SelectionDAG &DAG, unsigned Depth = 0) const override; - -// Functions defined in AMDILISelLowering.cpp -public: - bool getTgtMemIntrinsic(IntrinsicInfo &Info, - const CallInst &I, unsigned Intrinsic) const override; - - /// We want to mark f32/f64 floating point values as legal. - bool isFPImmLegal(const APFloat &Imm, EVT VT) const override; - - /// We don't want to shrink f64/f32 constants. - bool ShouldShrinkFPConstant(EVT VT) const override; - - SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const override; - -private: - void InitAMDILLowering(); - SDValue LowerSREM(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSREM8(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSREM16(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSREM32(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSREM64(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSDIV(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSDIV24(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSDIV32(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSDIV64(SDValue Op, SelectionDAG &DAG) const; - - SDValue ExpandSIGN_EXTEND_INREG(SDValue Op, - unsigned BitsDiff, - SelectionDAG &DAG) const; - SDValue LowerSIGN_EXTEND_INREG(SDValue Op, SelectionDAG &DAG) const; - EVT genIntType(uint32_t size = 32, uint32_t numEle = 1) const; - SDValue LowerBRCOND(SDValue Op, SelectionDAG &DAG) const; }; namespace AMDGPUISD { @@ -169,12 +168,15 @@ enum { FIRST_NUMBER = ISD::BUILTIN_OP_END, CALL, // Function call based on a single integer UMUL, // 32bit unsigned multiplication - DIV_INF, // Divide with infinity returned on zero divisor RET_FLAG, BRANCH_COND, // End AMDIL ISD Opcodes DWORDADDR, FRACT, + CLAMP, + + // SIN_HW, COS_HW - f32 for SI, 1 ULP max error, valid from -100 pi to 100 pi. + // Denormals handled on some parts. COS_HW, SIN_HW, FMAX, @@ -184,11 +186,23 @@ enum { SMIN, UMIN, URECIP, + DIV_SCALE, + DIV_FMAS, + DIV_FIXUP, + TRIG_PREOP, // 1 ULP max error for f64 + + // RCP, RSQ - For f32, 1 ULP max error, no denormal handling. + // For f64, max error 2^29 ULP, handles denormals. + RCP, + RSQ, + RSQ_LEGACY, + RSQ_CLAMPED, DOT4, BFE_U32, // Extract range of bits with zero extension to 32-bits. BFE_I32, // Extract range of bits with sign extension to 32-bits. BFI, // (src0 & src1) | (~src0 & src2) BFM, // Insert a range of bits into a 32-bit word. + BREV, // Reverse bits. MUL_U24, MUL_I24, MAD_U24, @@ -203,6 +217,21 @@ enum { SAMPLEB, SAMPLED, SAMPLEL, + + // These cvt_f32_ubyte* nodes need to remain consecutive and in order. + CVT_F32_UBYTE0, + CVT_F32_UBYTE1, + CVT_F32_UBYTE2, + CVT_F32_UBYTE3, + /// This node is for VLIW targets and it is used to represent a vector + /// that is stored in consecutive registers with the same channel. + /// For example: + /// |X |Y|Z|W| + /// T0|v.x| | | | + /// T1|v.y| | | | + /// T2|v.z| | | | + /// T3|v.w| | | | + BUILD_VERTICAL_VECTOR, FIRST_MEM_OPCODE_NUMBER = ISD::FIRST_TARGET_MEMORY_OPCODE, STORE_MSKOR, LOAD_CONSTANT, |