//
//===----------------------------------------------------------------------===//
-#ifndef AMDGPUISELLOWERING_H
-#define AMDGPUISELLOWERING_H
+#ifndef LLVM_LIB_TARGET_R600_AMDGPUISELLOWERING_H
+#define LLVM_LIB_TARGET_R600_AMDGPUISELLOWERING_H
#include "llvm/Target/TargetLowering.h"
/// \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 LowerFREM(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 LowerINT_TO_FP64(SDValue Op, SelectionDAG &DAG, bool Signed) const;
SDValue LowerUINT_TO_FP(SDValue Op, SelectionDAG &DAG) const;
+ SDValue LowerSINT_TO_FP(SDValue Op, SelectionDAG &DAG) const;
+
+ SDValue LowerFP64_TO_INT(SDValue Op, SelectionDAG &DAG, bool Signed) const;
+ SDValue LowerFP_TO_UINT(SDValue Op, SelectionDAG &DAG) const;
+ SDValue LowerFP_TO_SINT(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 performStoreCombine(SDNode *N, DAGCombinerInfo &DCI) 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.
- ///
- /// \returns a RegisterSDNode representing Reg.
- virtual SDValue CreateLiveInRegister(SelectionDAG &DAG,
- const TargetRegisterClass *RC,
- unsigned Reg, EVT VT) const;
- SDValue LowerGlobalAddress(AMDGPUMachineFunction *MFI, SDValue Op,
- SelectionDAG &DAG) const;
- /// \brief Split a vector load into multiple scalar loads.
- SDValue SplitVectorLoad(const SDValue &Op, SelectionDAG &DAG) const;
+ virtual SDValue LowerGlobalAddress(AMDGPUMachineFunction *MFI, SDValue Op,
+ SelectionDAG &DAG) const;
+
+ /// \brief Split a vector load into a scalar load of each component.
+ SDValue ScalarizeVectorLoad(SDValue Op, SelectionDAG &DAG) const;
+
+ /// \brief Split a vector load into 2 loads of half the vector.
+ SDValue SplitVectorLoad(SDValue Op, SelectionDAG &DAG) const;
+
+ /// \brief Split a vector store into a scalar store of each component.
+ SDValue ScalarizeVectorStore(SDValue Op, SelectionDAG &DAG) const;
+
+ /// \brief Split a vector store into 2 stores of half the vector.
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;
+ SDValue LowerDIVREM24(SDValue Op, SelectionDAG &DAG, bool sign) const;
+ void LowerUDIVREM64(SDValue Op, SelectionDAG &DAG,
+ SmallVectorImpl<SDValue> &Results) const;
bool isHWTrueValue(SDValue Op) const;
bool isHWFalseValue(SDValue Op) const;
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 shouldReduceLoadWidth(SDNode *Load,
+ ISD::LoadExtType ExtType,
+ EVT ExtVT) const override;
bool isLoadBitCastBeneficial(EVT, EVT) const override;
SDValue LowerReturn(SDValue Chain, CallingConv::ID CallConv,
SDValue LowerIntrinsicIABS(SDValue Op, SelectionDAG &DAG) const;
SDValue LowerIntrinsicLRP(SDValue Op, SelectionDAG &DAG) const;
- SDValue CombineMinMax(SDNode *N, SelectionDAG &DAG) const;
+ SDValue CombineFMinMax(SDLoc DL,
+ EVT VT,
+ SDValue LHS,
+ SDValue RHS,
+ SDValue True,
+ SDValue False,
+ SDValue CC,
+ SelectionDAG &DAG) const;
+ SDValue CombineIMinMax(SDLoc DL,
+ EVT VT,
+ SDValue LHS,
+ SDValue RHS,
+ SDValue True,
+ SDValue False,
+ SDValue CC,
+ SelectionDAG &DAG) const;
+
const char* getTargetNodeName(unsigned Opcode) const override;
virtual SDNode *PostISelFolding(MachineSDNode *N,
const SelectionDAG &DAG,
unsigned Depth = 0) const override;
- virtual unsigned ComputeNumSignBitsForTargetNode(
- SDValue Op,
- const SelectionDAG &DAG,
- unsigned Depth = 0) const override;
+ unsigned ComputeNumSignBitsForTargetNode(SDValue Op, const SelectionDAG &DAG,
+ unsigned Depth = 0) const override;
-private:
- // Functions defined in AMDILISelLowering.cpp
- void InitAMDILLowering();
- SDValue LowerBRCOND(SDValue Op, SelectionDAG &DAG) const;
+ /// \brief Helper function that adds Reg to the LiveIn list of the DAG's
+ /// MachineFunction.
+ ///
+ /// \returns a RegisterSDNode representing Reg.
+ virtual SDValue CreateLiveInRegister(SelectionDAG &DAG,
+ const TargetRegisterClass *RC,
+ unsigned Reg, EVT VT) const;
};
namespace AMDGPUISD {
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,
+ MAD, // Multiply + add with same result as the separate operations.
// 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,
+ FMAX_LEGACY,
SMAX,
UMAX,
- FMIN,
+ FMIN_LEGACY,
SMIN,
UMIN,
+ FMAX3,
+ SMAX3,
+ UMAX3,
+ FMIN3,
+ SMIN3,
+ UMIN3,
URECIP,
DIV_SCALE,
DIV_FMAS,
// For f64, max error 2^29 ULP, handles denormals.
RCP,
RSQ,
+ RSQ_LEGACY,
+ RSQ_CLAMPED,
+ LDEXP,
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.
/// T2|v.z| | | |
/// T3|v.w| | | |
BUILD_VERTICAL_VECTOR,
+ /// Pointer to the start of the shader's constant data.
+ CONST_DATA_PTR,
FIRST_MEM_OPCODE_NUMBER = ISD::FIRST_TARGET_MEMORY_OPCODE,
STORE_MSKOR,
LOAD_CONSTANT,
} // End namespace llvm
-#endif // AMDGPUISELLOWERING_H
+#endif
projects / oota-llvm.git / blobdiff