From 1777c99bff40f160b09dd3c9708b0963c772610a Mon Sep 17 00:00:00 2001 From: Tom Stellard Date: Sat, 2 Jun 2012 09:51:04 -0400 Subject: [PATCH] radeon/llvm: Remove deadcode from the AMDILISelLowering class --- .../drivers/radeon/AMDILISelLowering.cpp | 119 ------------------ .../drivers/radeon/AMDILISelLowering.h | 84 ------------- 2 files changed, 203 deletions(-) diff --git a/src/gallium/drivers/radeon/AMDILISelLowering.cpp b/src/gallium/drivers/radeon/AMDILISelLowering.cpp index 018f97e8def..1c5c9ba8266 100644 --- a/src/gallium/drivers/radeon/AMDILISelLowering.cpp +++ b/src/gallium/drivers/radeon/AMDILISelLowering.cpp @@ -1482,11 +1482,6 @@ AMDILTargetLowering::LowerOperation(SDValue Op, SelectionDAG &DAG) const return Op; } -int -AMDILTargetLowering::getVarArgsFrameOffset() const -{ - return VarArgsFrameOffset; -} #undef LOWER SDValue @@ -3323,51 +3318,6 @@ AMDILTargetLowering::getFunctionAlignment(const Function *) const return 0; } -void -AMDILTargetLowering::setPrivateData(MachineBasicBlock *BB, - MachineBasicBlock::iterator &BBI, - DebugLoc *DL, const TargetInstrInfo *TII) const -{ - mBB = BB; - mBBI = BBI; - mDL = DL; - mTII = TII; -} -uint32_t -AMDILTargetLowering::genVReg(uint32_t regType) const -{ - return mBB->getParent()->getRegInfo().createVirtualRegister( - getTargetMachine().getRegisterInfo()->getRegClass(regType)); -} - -MachineInstrBuilder -AMDILTargetLowering::generateMachineInst(uint32_t opcode, uint32_t dst) const -{ - return BuildMI(*mBB, mBBI, *mDL, mTII->get(opcode), dst); -} - -MachineInstrBuilder -AMDILTargetLowering::generateMachineInst(uint32_t opcode, uint32_t dst, - uint32_t src1) const -{ - return generateMachineInst(opcode, dst).addReg(src1); -} - -MachineInstrBuilder -AMDILTargetLowering::generateMachineInst(uint32_t opcode, uint32_t dst, - uint32_t src1, uint32_t src2) const -{ - return generateMachineInst(opcode, dst, src1).addReg(src2); -} - -MachineInstrBuilder -AMDILTargetLowering::generateMachineInst(uint32_t opcode, uint32_t dst, - uint32_t src1, uint32_t src2, uint32_t src3) const -{ - return generateMachineInst(opcode, dst, src1, src2).addReg(src3); -} - - SDValue AMDILTargetLowering::LowerSDIV24(SDValue Op, SelectionDAG &DAG) const { @@ -3522,75 +3472,6 @@ AMDILTargetLowering::LowerSDIV64(SDValue Op, SelectionDAG &DAG) const return SDValue(Op.getNode(), 0); } -SDValue -AMDILTargetLowering::LowerUDIV24(SDValue Op, SelectionDAG &DAG) const -{ - DebugLoc DL = Op.getDebugLoc(); - EVT OVT = Op.getValueType(); - SDValue LHS = Op.getOperand(0); - SDValue RHS = Op.getOperand(1); - MVT INTTY; - MVT FLTTY; - if (!OVT.isVector()) { - INTTY = MVT::i32; - FLTTY = MVT::f32; - } else if (OVT.getVectorNumElements() == 2) { - INTTY = MVT::v2i32; - FLTTY = MVT::v2f32; - } else if (OVT.getVectorNumElements() == 4) { - INTTY = MVT::v4i32; - FLTTY = MVT::v4f32; - } - - // The LowerUDIV24 function implements the following CL. - // int ia = (int)LHS - // float fa = (float)ia - // int ib = (int)RHS - // float fb = (float)ib - // float fq = native_divide(fa, fb) - // fq = trunc(fq) - // float t = mad(fq, fb, fb) - // int iq = (int)fq - (t <= fa) - // return (type)iq - - // int ia = (int)LHS - SDValue ia = DAG.getZExtOrTrunc(LHS, DL, INTTY); - - // float fa = (float)ia - SDValue fa = DAG.getNode(ISD::SINT_TO_FP, DL, FLTTY, ia); - - // int ib = (int)RHS - SDValue ib = DAG.getZExtOrTrunc(RHS, DL, INTTY); - - // float fb = (float)ib - SDValue fb = DAG.getNode(ISD::SINT_TO_FP, DL, FLTTY, ib); - - // float fq = native_divide(fa, fb) - SDValue fq = DAG.getNode(AMDILISD::DIV_INF, DL, FLTTY, fa, fb); - - // fq = trunc(fq) - fq = DAG.getNode(ISD::FTRUNC, DL, FLTTY, fq); - - // float t = mad(fq, fb, fb) - SDValue t = DAG.getNode(AMDILISD::MAD, DL, FLTTY, fq, fb, fb); - - // int iq = (int)fq - (t <= fa) // This is sub and not add because GPU returns 0, -1 - SDValue iq; - fq = DAG.getNode(ISD::FP_TO_SINT, DL, INTTY, fq); - if (INTTY == MVT::i32) { - iq = DAG.getSetCC(DL, INTTY, t, fa, ISD::SETOLE); - } else { - iq = DAG.getSetCC(DL, INTTY, t, fa, ISD::SETOLE); - } - iq = DAG.getNode(ISD::ADD, DL, INTTY, fq, iq); - - - // return (type)iq - iq = DAG.getZExtOrTrunc(iq, DL, OVT); - return iq; - -} - SDValue AMDILTargetLowering::LowerSREM8(SDValue Op, SelectionDAG &DAG) const { diff --git a/src/gallium/drivers/radeon/AMDILISelLowering.h b/src/gallium/drivers/radeon/AMDILISelLowering.h index 5743987804c..f2b68d13c12 100644 --- a/src/gallium/drivers/radeon/AMDILISelLowering.h +++ b/src/gallium/drivers/radeon/AMDILISelLowering.h @@ -214,8 +214,6 @@ namespace llvm class AMDILTargetLowering : public TargetLowering { - private: - int VarArgsFrameOffset; // Frame offset to start of varargs area. public: AMDILTargetLowering(TargetMachine &TM); @@ -332,30 +330,15 @@ namespace llvm SDValue genu64tof64(SDValue Op, EVT dblvt, SelectionDAG &DAG) const; - SDValue - LowerFP_TO_SINT(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerFP_TO_UINT(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerSINT_TO_FP(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerUINT_TO_FP(SDValue Op, SelectionDAG &DAG) const; SDValue LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG& DAG) const; - - SDValue - LowerINTRINSIC_W_CHAIN(SDValue Op, SelectionDAG& DAG) const; - - SDValue - LowerINTRINSIC_VOID(SDValue Op, SelectionDAG& DAG) const; - SDValue LowerJumpTable(SDValue Op, SelectionDAG &DAG) const; @@ -365,9 +348,6 @@ namespace llvm SDValue LowerExternalSymbol(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerADD(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSUB(SDValue Op, SelectionDAG &DAG) const; @@ -402,15 +382,6 @@ namespace llvm SDValue LowerSDIV64(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerUDIV(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerUDIV24(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerUDIV32(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerUDIV64(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerFDIV(SDValue Op, SelectionDAG &DAG) const; SDValue @@ -439,18 +410,9 @@ namespace llvm SDValue LowerCONCAT_VECTORS(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerAND(SDValue Op, SelectionDAG &DAG) const; - - SDValue - LowerOR(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSELECT(SDValue Op, SelectionDAG &DAG) const; - SDValue - LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerSETCC(SDValue Op, SelectionDAG &DAG) const; @@ -460,9 +422,6 @@ namespace llvm EVT genIntType(uint32_t size = 32, uint32_t numEle = 1) const; - SDValue - LowerBITCAST(SDValue Op, SelectionDAG &DAG) const; - SDValue LowerDYNAMIC_STACKALLOC(SDValue Op, SelectionDAG &DAG) const; @@ -473,49 +432,6 @@ namespace llvm LowerBR_CC(SDValue Op, SelectionDAG &DAG) const; SDValue LowerFP_ROUND(SDValue Op, SelectionDAG &DAG) const; - void - generateCMPInstr(MachineInstr*, MachineBasicBlock*, - const TargetInstrInfo&) const; - MachineOperand - convertToReg(MachineOperand) const; - - // private members used by the set of instruction generation - // functions, these are marked mutable as they are cached so - // that they don't have to constantly be looked up when using the - // generateMachineInst/genVReg instructions. This is to simplify - // the code - // and to make it cleaner. The object itself doesn't change as - // only these functions use these three data types. - mutable MachineBasicBlock *mBB; - mutable DebugLoc *mDL; - mutable const TargetInstrInfo *mTII; - mutable MachineBasicBlock::iterator mBBI; - void - setPrivateData(MachineBasicBlock *BB, - MachineBasicBlock::iterator &BBI, - DebugLoc *DL, - const TargetInstrInfo *TII) const; - uint32_t genVReg(uint32_t regType) const; - MachineInstrBuilder - generateMachineInst(uint32_t opcode, - uint32_t dst) const; - MachineInstrBuilder - generateMachineInst(uint32_t opcode, - uint32_t dst, uint32_t src1) const; - MachineInstrBuilder - generateMachineInst(uint32_t opcode, - uint32_t dst, uint32_t src1, uint32_t src2) const; - MachineInstrBuilder - generateMachineInst(uint32_t opcode, - uint32_t dst, uint32_t src1, uint32_t src2, - uint32_t src3) const; - uint32_t - addExtensionInstructions( - uint32_t reg, bool signedShift, - unsigned int simpleVT) const; - void - generateLongRelational(MachineInstr *MI, - unsigned int opCode) const; }; // AMDILTargetLowering } // end namespace llvm -- 2.30.2