#include "llvm/Support/Debug.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/Compiler.h"
-#include <queue>
-#include <set>
using namespace llvm;
namespace {
///
class VISIBILITY_HIDDEN PPCDAGToDAGISel : public SelectionDAGISel {
PPCTargetMachine &TM;
- PPCTargetLowering PPCLowering;
+ PPCTargetLowering &PPCLowering;
const PPCSubtarget &PPCSubTarget;
unsigned GlobalBaseReg;
public:
- PPCDAGToDAGISel(PPCTargetMachine &tm)
- : SelectionDAGISel(PPCLowering), TM(tm),
+ explicit PPCDAGToDAGISel(PPCTargetMachine &tm)
+ : SelectionDAGISel(tm), TM(tm),
PPCLowering(*TM.getTargetLowering()),
PPCSubTarget(*TM.getSubtargetImpl()) {}
/// getI32Imm - Return a target constant with the specified value, of type
/// i32.
- inline SDOperand getI32Imm(unsigned Imm) {
+ inline SDValue getI32Imm(unsigned Imm) {
return CurDAG->getTargetConstant(Imm, MVT::i32);
}
/// getI64Imm - Return a target constant with the specified value, of type
/// i64.
- inline SDOperand getI64Imm(uint64_t Imm) {
+ inline SDValue getI64Imm(uint64_t Imm) {
return CurDAG->getTargetConstant(Imm, MVT::i64);
}
/// getSmallIPtrImm - Return a target constant of pointer type.
- inline SDOperand getSmallIPtrImm(unsigned Imm) {
+ inline SDValue getSmallIPtrImm(unsigned Imm) {
return CurDAG->getTargetConstant(Imm, PPCLowering.getPointerTy());
}
// Select - Convert the specified operand from a target-independent to a
// target-specific node if it hasn't already been changed.
- SDNode *Select(SDOperand Op);
+ SDNode *Select(SDValue Op);
SDNode *SelectBitfieldInsert(SDNode *N);
/// SelectCC - Select a comparison of the specified values with the
/// specified condition code, returning the CR# of the expression.
- SDOperand SelectCC(SDOperand LHS, SDOperand RHS, ISD::CondCode CC);
+ SDValue SelectCC(SDValue LHS, SDValue RHS, ISD::CondCode CC, DebugLoc dl);
/// SelectAddrImm - Returns true if the address N can be represented by
/// a base register plus a signed 16-bit displacement [r+imm].
- bool SelectAddrImm(SDOperand Op, SDOperand N, SDOperand &Disp,
- SDOperand &Base) {
+ bool SelectAddrImm(SDValue Op, SDValue N, SDValue &Disp,
+ SDValue &Base) {
return PPCLowering.SelectAddressRegImm(N, Disp, Base, *CurDAG);
}
/// SelectAddrImmOffs - Return true if the operand is valid for a preinc
/// immediate field. Because preinc imms have already been validated, just
/// accept it.
- bool SelectAddrImmOffs(SDOperand Op, SDOperand N, SDOperand &Out) const {
+ bool SelectAddrImmOffs(SDValue Op, SDValue N, SDValue &Out) const {
Out = N;
return true;
}
/// SelectAddrIdx - Given the specified addressed, check to see if it can be
/// represented as an indexed [r+r] operation. Returns false if it can
/// be represented by [r+imm], which are preferred.
- bool SelectAddrIdx(SDOperand Op, SDOperand N, SDOperand &Base,
- SDOperand &Index) {
+ bool SelectAddrIdx(SDValue Op, SDValue N, SDValue &Base,
+ SDValue &Index) {
return PPCLowering.SelectAddressRegReg(N, Base, Index, *CurDAG);
}
/// SelectAddrIdxOnly - Given the specified addressed, force it to be
/// represented as an indexed [r+r] operation.
- bool SelectAddrIdxOnly(SDOperand Op, SDOperand N, SDOperand &Base,
- SDOperand &Index) {
+ bool SelectAddrIdxOnly(SDValue Op, SDValue N, SDValue &Base,
+ SDValue &Index) {
return PPCLowering.SelectAddressRegRegOnly(N, Base, Index, *CurDAG);
}
/// SelectAddrImmShift - Returns true if the address N can be represented by
/// a base register plus a signed 14-bit displacement [r+imm*4]. Suitable
/// for use by STD and friends.
- bool SelectAddrImmShift(SDOperand Op, SDOperand N, SDOperand &Disp,
- SDOperand &Base) {
+ bool SelectAddrImmShift(SDValue Op, SDValue N, SDValue &Disp,
+ SDValue &Base) {
return PPCLowering.SelectAddressRegImmShift(N, Disp, Base, *CurDAG);
}
/// SelectInlineAsmMemoryOperand - Implement addressing mode selection for
/// inline asm expressions.
- virtual bool SelectInlineAsmMemoryOperand(const SDOperand &Op,
+ virtual bool SelectInlineAsmMemoryOperand(const SDValue &Op,
char ConstraintCode,
- std::vector<SDOperand> &OutOps,
- SelectionDAG &DAG) {
- SDOperand Op0, Op1;
+ std::vector<SDValue> &OutOps) {
+ SDValue Op0, Op1;
switch (ConstraintCode) {
default: return true;
case 'm': // memory
case 'o': // offsetable
if (!SelectAddrImm(Op, Op, Op0, Op1)) {
Op0 = Op;
- AddToISelQueue(Op0); // r+0.
Op1 = getSmallIPtrImm(0);
}
break;
return false;
}
- SDOperand BuildSDIVSequence(SDNode *N);
- SDOperand BuildUDIVSequence(SDNode *N);
+ SDValue BuildSDIVSequence(SDNode *N);
+ SDValue BuildUDIVSequence(SDNode *N);
- /// InstructionSelectBasicBlock - This callback is invoked by
+ /// InstructionSelect - This callback is invoked by
/// SelectionDAGISel when it has created a SelectionDAG for us to codegen.
- virtual void InstructionSelectBasicBlock(SelectionDAG &DAG);
+ virtual void InstructionSelect();
void InsertVRSaveCode(Function &Fn);
/// CreateTargetHazardRecognizer - Return the hazard recognizer to use for
/// this target when scheduling the DAG.
- virtual HazardRecognizer *CreateTargetHazardRecognizer() {
+ virtual ScheduleHazardRecognizer *CreateTargetHazardRecognizer() {
// Should use subtarget info to pick the right hazard recognizer. For
// now, always return a PPC970 recognizer.
- const TargetInstrInfo *II = PPCLowering.getTargetMachine().getInstrInfo();
+ const TargetInstrInfo *II = TM.getInstrInfo();
assert(II && "No InstrInfo?");
return new PPCHazardRecognizer970(*II);
}
#include "PPCGenDAGISel.inc"
private:
- SDNode *SelectSETCC(SDOperand Op);
+ SDNode *SelectSETCC(SDValue Op);
};
}
-/// InstructionSelectBasicBlock - This callback is invoked by
+/// InstructionSelect - This callback is invoked by
/// SelectionDAGISel when it has created a SelectionDAG for us to codegen.
-void PPCDAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
+void PPCDAGToDAGISel::InstructionSelect() {
DEBUG(BB->dump());
// Select target instructions for the DAG.
- DAG.setRoot(SelectRoot(DAG.getRoot()));
- DAG.RemoveDeadNodes();
-
- // Emit machine code to BB.
- ScheduleAndEmitDAG(DAG);
+ SelectRoot(*CurDAG);
+ CurDAG->RemoveDeadNodes();
}
/// InsertVRSaveCode - Once the entire function has been instruction selected,
BuildMI(FirstMBB, MBBI, TII.get(PPC::MFLR8), GlobalBaseReg);
}
}
- return CurDAG->getRegister(GlobalBaseReg, PPCLowering.getPointerTy()).Val;
+ return CurDAG->getRegister(GlobalBaseReg,
+ PPCLowering.getPointerTy()).getNode();
}
/// isIntS16Immediate - This method tests to see if the node is either a 32-bit
if (N->getOpcode() != ISD::Constant)
return false;
- Imm = (short)cast<ConstantSDNode>(N)->getValue();
+ Imm = (short)cast<ConstantSDNode>(N)->getZExtValue();
if (N->getValueType(0) == MVT::i32)
- return Imm == (int32_t)cast<ConstantSDNode>(N)->getValue();
+ return Imm == (int32_t)cast<ConstantSDNode>(N)->getZExtValue();
else
- return Imm == (int64_t)cast<ConstantSDNode>(N)->getValue();
+ return Imm == (int64_t)cast<ConstantSDNode>(N)->getZExtValue();
}
-static bool isIntS16Immediate(SDOperand Op, short &Imm) {
- return isIntS16Immediate(Op.Val, Imm);
+static bool isIntS16Immediate(SDValue Op, short &Imm) {
+ return isIntS16Immediate(Op.getNode(), Imm);
}
/// operand. If so Imm will receive the 32-bit value.
static bool isInt32Immediate(SDNode *N, unsigned &Imm) {
if (N->getOpcode() == ISD::Constant && N->getValueType(0) == MVT::i32) {
- Imm = cast<ConstantSDNode>(N)->getValue();
+ Imm = cast<ConstantSDNode>(N)->getZExtValue();
return true;
}
return false;
/// operand. If so Imm will receive the 64-bit value.
static bool isInt64Immediate(SDNode *N, uint64_t &Imm) {
if (N->getOpcode() == ISD::Constant && N->getValueType(0) == MVT::i64) {
- Imm = cast<ConstantSDNode>(N)->getValue();
+ Imm = cast<ConstantSDNode>(N)->getZExtValue();
return true;
}
return false;
// isInt32Immediate - This method tests to see if a constant operand.
// If so Imm will receive the 32 bit value.
-static bool isInt32Immediate(SDOperand N, unsigned &Imm) {
- return isInt32Immediate(N.Val, Imm);
+static bool isInt32Immediate(SDValue N, unsigned &Imm) {
+ return isInt32Immediate(N.getNode(), Imm);
}
// opcode and that it has a immediate integer right operand.
// If so Imm will receive the 32 bit value.
static bool isOpcWithIntImmediate(SDNode *N, unsigned Opc, unsigned& Imm) {
- return N->getOpcode() == Opc && isInt32Immediate(N->getOperand(1).Val, Imm);
+ return N->getOpcode() == Opc
+ && isInt32Immediate(N->getOperand(1).getNode(), Imm);
}
bool PPCDAGToDAGISel::isRunOfOnes(unsigned Val, unsigned &MB, unsigned &ME) {
unsigned Indeterminant = ~0; // bit mask marking indeterminant results
unsigned Opcode = N->getOpcode();
if (N->getNumOperands() != 2 ||
- !isInt32Immediate(N->getOperand(1).Val, Shift) || (Shift > 31))
+ !isInt32Immediate(N->getOperand(1).getNode(), Shift) || (Shift > 31))
return false;
if (Opcode == ISD::SHL) {
/// SelectBitfieldInsert - turn an or of two masked values into
/// the rotate left word immediate then mask insert (rlwimi) instruction.
SDNode *PPCDAGToDAGISel::SelectBitfieldInsert(SDNode *N) {
- SDOperand Op0 = N->getOperand(0);
- SDOperand Op1 = N->getOperand(1);
+ SDValue Op0 = N->getOperand(0);
+ SDValue Op1 = N->getOperand(1);
+ DebugLoc dl = N->getDebugLoc();
- uint64_t LKZ, LKO, RKZ, RKO;
- CurDAG->ComputeMaskedBits(Op0, 0xFFFFFFFFULL, LKZ, LKO);
- CurDAG->ComputeMaskedBits(Op1, 0xFFFFFFFFULL, RKZ, RKO);
+ APInt LKZ, LKO, RKZ, RKO;
+ CurDAG->ComputeMaskedBits(Op0, APInt::getAllOnesValue(32), LKZ, LKO);
+ CurDAG->ComputeMaskedBits(Op1, APInt::getAllOnesValue(32), RKZ, RKO);
- unsigned TargetMask = LKZ;
- unsigned InsertMask = RKZ;
+ unsigned TargetMask = LKZ.getZExtValue();
+ unsigned InsertMask = RKZ.getZExtValue();
if ((TargetMask | InsertMask) == 0xFFFFFFFF) {
unsigned Op0Opc = Op0.getOpcode();
unsigned MB, ME;
if (InsertMask && isRunOfOnes(InsertMask, MB, ME)) {
- SDOperand Tmp1, Tmp2, Tmp3;
+ SDValue Tmp1, Tmp2, Tmp3;
bool DisjointMask = (TargetMask ^ InsertMask) == 0xFFFFFFFF;
if ((Op1Opc == ISD::SHL || Op1Opc == ISD::SRL) &&
}
Tmp3 = (Op0Opc == ISD::AND && DisjointMask) ? Op0.getOperand(0) : Op0;
- AddToISelQueue(Tmp3);
- AddToISelQueue(Op1);
SH &= 31;
- SDOperand Ops[] = { Tmp3, Op1, getI32Imm(SH), getI32Imm(MB),
+ SDValue Ops[] = { Tmp3, Op1, getI32Imm(SH), getI32Imm(MB),
getI32Imm(ME) };
- return CurDAG->getTargetNode(PPC::RLWIMI, MVT::i32, Ops, 5);
+ return CurDAG->getTargetNode(PPC::RLWIMI, dl, MVT::i32, Ops, 5);
}
}
return 0;
/// SelectCC - Select a comparison of the specified values with the specified
/// condition code, returning the CR# of the expression.
-SDOperand PPCDAGToDAGISel::SelectCC(SDOperand LHS, SDOperand RHS,
- ISD::CondCode CC) {
+SDValue PPCDAGToDAGISel::SelectCC(SDValue LHS, SDValue RHS,
+ ISD::CondCode CC, DebugLoc dl) {
// Always select the LHS.
- AddToISelQueue(LHS);
unsigned Opc;
if (LHS.getValueType() == MVT::i32) {
if (isInt32Immediate(RHS, Imm)) {
// SETEQ/SETNE comparison with 16-bit immediate, fold it.
if (isUInt16(Imm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPLWI, MVT::i32, LHS,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPLWI, dl, MVT::i32, LHS,
getI32Imm(Imm & 0xFFFF)), 0);
// If this is a 16-bit signed immediate, fold it.
if (isInt16((int)Imm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPWI, MVT::i32, LHS,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPWI, dl, MVT::i32, LHS,
getI32Imm(Imm & 0xFFFF)), 0);
// For non-equality comparisons, the default code would materialize the
// xoris r0,r3,0x1234
// cmplwi cr0,r0,0x5678
// beq cr0,L6
- SDOperand Xor(CurDAG->getTargetNode(PPC::XORIS, MVT::i32, LHS,
+ SDValue Xor(CurDAG->getTargetNode(PPC::XORIS, dl, MVT::i32, LHS,
getI32Imm(Imm >> 16)), 0);
- return SDOperand(CurDAG->getTargetNode(PPC::CMPLWI, MVT::i32, Xor,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPLWI, dl, MVT::i32, Xor,
getI32Imm(Imm & 0xFFFF)), 0);
}
Opc = PPC::CMPLW;
} else if (ISD::isUnsignedIntSetCC(CC)) {
if (isInt32Immediate(RHS, Imm) && isUInt16(Imm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPLWI, MVT::i32, LHS,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPLWI, dl, MVT::i32, LHS,
getI32Imm(Imm & 0xFFFF)), 0);
Opc = PPC::CMPLW;
} else {
short SImm;
if (isIntS16Immediate(RHS, SImm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPWI, MVT::i32, LHS,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPWI, dl, MVT::i32, LHS,
getI32Imm((int)SImm & 0xFFFF)),
0);
Opc = PPC::CMPW;
} else if (LHS.getValueType() == MVT::i64) {
uint64_t Imm;
if (CC == ISD::SETEQ || CC == ISD::SETNE) {
- if (isInt64Immediate(RHS.Val, Imm)) {
+ if (isInt64Immediate(RHS.getNode(), Imm)) {
// SETEQ/SETNE comparison with 16-bit immediate, fold it.
if (isUInt16(Imm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPLDI, MVT::i64, LHS,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPLDI, dl, MVT::i64, LHS,
getI32Imm(Imm & 0xFFFF)), 0);
// If this is a 16-bit signed immediate, fold it.
if (isInt16(Imm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPDI, MVT::i64, LHS,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPDI, dl, MVT::i64, LHS,
getI32Imm(Imm & 0xFFFF)), 0);
// For non-equality comparisons, the default code would materialize the
// cmpldi cr0,r0,0x5678
// beq cr0,L6
if (isUInt32(Imm)) {
- SDOperand Xor(CurDAG->getTargetNode(PPC::XORIS8, MVT::i64, LHS,
+ SDValue Xor(CurDAG->getTargetNode(PPC::XORIS8, dl, MVT::i64, LHS,
getI64Imm(Imm >> 16)), 0);
- return SDOperand(CurDAG->getTargetNode(PPC::CMPLDI, MVT::i64, Xor,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPLDI, dl, MVT::i64, Xor,
getI64Imm(Imm & 0xFFFF)), 0);
}
}
Opc = PPC::CMPLD;
} else if (ISD::isUnsignedIntSetCC(CC)) {
- if (isInt64Immediate(RHS.Val, Imm) && isUInt16(Imm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPLDI, MVT::i64, LHS,
+ if (isInt64Immediate(RHS.getNode(), Imm) && isUInt16(Imm))
+ return SDValue(CurDAG->getTargetNode(PPC::CMPLDI, dl, MVT::i64, LHS,
getI64Imm(Imm & 0xFFFF)), 0);
Opc = PPC::CMPLD;
} else {
short SImm;
if (isIntS16Immediate(RHS, SImm))
- return SDOperand(CurDAG->getTargetNode(PPC::CMPDI, MVT::i64, LHS,
+ return SDValue(CurDAG->getTargetNode(PPC::CMPDI, dl, MVT::i64, LHS,
getI64Imm(SImm & 0xFFFF)),
0);
Opc = PPC::CMPD;
assert(LHS.getValueType() == MVT::f64 && "Unknown vt!");
Opc = PPC::FCMPUD;
}
- AddToISelQueue(RHS);
- return SDOperand(CurDAG->getTargetNode(Opc, MVT::i32, LHS, RHS), 0);
+ return SDValue(CurDAG->getTargetNode(Opc, dl, MVT::i32, LHS, RHS), 0);
}
static PPC::Predicate getPredicateForSetCC(ISD::CondCode CC) {
switch (CC) {
- default: assert(0 && "Unknown condition!"); abort();
- case ISD::SETOEQ: // FIXME: This is incorrect see PR642.
case ISD::SETUEQ:
+ case ISD::SETONE:
+ case ISD::SETOLE:
+ case ISD::SETOGE:
+ assert(0 && "Should be lowered by legalize!");
+ default: assert(0 && "Unknown condition!"); abort();
+ case ISD::SETOEQ:
case ISD::SETEQ: return PPC::PRED_EQ;
- case ISD::SETONE: // FIXME: This is incorrect see PR642.
case ISD::SETUNE:
case ISD::SETNE: return PPC::PRED_NE;
- case ISD::SETOLT: // FIXME: This is incorrect see PR642.
- case ISD::SETULT:
+ case ISD::SETOLT:
case ISD::SETLT: return PPC::PRED_LT;
- case ISD::SETOLE: // FIXME: This is incorrect see PR642.
case ISD::SETULE:
case ISD::SETLE: return PPC::PRED_LE;
- case ISD::SETOGT: // FIXME: This is incorrect see PR642.
- case ISD::SETUGT:
+ case ISD::SETOGT:
case ISD::SETGT: return PPC::PRED_GT;
- case ISD::SETOGE: // FIXME: This is incorrect see PR642.
case ISD::SETUGE:
case ISD::SETGE: return PPC::PRED_GE;
-
case ISD::SETO: return PPC::PRED_NU;
case ISD::SETUO: return PPC::PRED_UN;
+ // These two are invalid for floating point. Assume we have int.
+ case ISD::SETULT: return PPC::PRED_LT;
+ case ISD::SETUGT: return PPC::PRED_GT;
}
}
case ISD::SETUNE:
case ISD::SETNE: Invert = true; return 2; // !Bit #2 = SETUNE
case ISD::SETO: Invert = true; return 3; // !Bit #3 = SETO
- case ISD::SETULT: Other = 0; return 3; // SETOLT | SETUO
- case ISD::SETUGT: Other = 1; return 3; // SETOGT | SETUO
- case ISD::SETUEQ: Other = 2; return 3; // SETOEQ | SETUO
- case ISD::SETOGE: Other = 1; return 2; // SETOGT | SETOEQ
- case ISD::SETOLE: Other = 0; return 2; // SETOLT | SETOEQ
- case ISD::SETONE: Other = 0; return 1; // SETOLT | SETOGT
+ case ISD::SETUEQ:
+ case ISD::SETOGE:
+ case ISD::SETOLE:
+ case ISD::SETONE:
+ assert(0 && "Invalid branch code: should be expanded by legalize");
+ // These are invalid for floating point. Assume integer.
+ case ISD::SETULT: return 0;
+ case ISD::SETUGT: return 1;
}
return 0;
}
-SDNode *PPCDAGToDAGISel::SelectSETCC(SDOperand Op) {
- SDNode *N = Op.Val;
+SDNode *PPCDAGToDAGISel::SelectSETCC(SDValue Op) {
+ SDNode *N = Op.getNode();
+ DebugLoc dl = N->getDebugLoc();
unsigned Imm;
ISD::CondCode CC = cast<CondCodeSDNode>(N->getOperand(2))->get();
if (isInt32Immediate(N->getOperand(1), Imm)) {
// Check for those cases here.
// setcc op, 0
if (Imm == 0) {
- SDOperand Op = N->getOperand(0);
- AddToISelQueue(Op);
+ SDValue Op = N->getOperand(0);
switch (CC) {
default: break;
case ISD::SETEQ: {
- Op = SDOperand(CurDAG->getTargetNode(PPC::CNTLZW, MVT::i32, Op), 0);
- SDOperand Ops[] = { Op, getI32Imm(27), getI32Imm(5), getI32Imm(31) };
+ Op = SDValue(CurDAG->getTargetNode(PPC::CNTLZW, dl, MVT::i32, Op), 0);
+ SDValue Ops[] = { Op, getI32Imm(27), getI32Imm(5), getI32Imm(31) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
case ISD::SETNE: {
- SDOperand AD =
- SDOperand(CurDAG->getTargetNode(PPC::ADDIC, MVT::i32, MVT::Flag,
+ SDValue AD =
+ SDValue(CurDAG->getTargetNode(PPC::ADDIC, dl, MVT::i32, MVT::Flag,
Op, getI32Imm(~0U)), 0);
return CurDAG->SelectNodeTo(N, PPC::SUBFE, MVT::i32, AD, Op,
AD.getValue(1));
}
case ISD::SETLT: {
- SDOperand Ops[] = { Op, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
+ SDValue Ops[] = { Op, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
case ISD::SETGT: {
- SDOperand T =
- SDOperand(CurDAG->getTargetNode(PPC::NEG, MVT::i32, Op), 0);
- T = SDOperand(CurDAG->getTargetNode(PPC::ANDC, MVT::i32, T, Op), 0);
- SDOperand Ops[] = { T, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
+ SDValue T =
+ SDValue(CurDAG->getTargetNode(PPC::NEG, dl, MVT::i32, Op), 0);
+ T = SDValue(CurDAG->getTargetNode(PPC::ANDC, dl, MVT::i32, T, Op), 0);
+ SDValue Ops[] = { T, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
}
} else if (Imm == ~0U) { // setcc op, -1
- SDOperand Op = N->getOperand(0);
- AddToISelQueue(Op);
+ SDValue Op = N->getOperand(0);
switch (CC) {
default: break;
case ISD::SETEQ:
- Op = SDOperand(CurDAG->getTargetNode(PPC::ADDIC, MVT::i32, MVT::Flag,
+ Op = SDValue(CurDAG->getTargetNode(PPC::ADDIC, dl, MVT::i32, MVT::Flag,
Op, getI32Imm(1)), 0);
return CurDAG->SelectNodeTo(N, PPC::ADDZE, MVT::i32,
- SDOperand(CurDAG->getTargetNode(PPC::LI, MVT::i32,
- getI32Imm(0)), 0),
- Op.getValue(1));
+ SDValue(CurDAG->getTargetNode(PPC::LI, dl,
+ MVT::i32,
+ getI32Imm(0)), 0),
+ Op.getValue(1));
case ISD::SETNE: {
- Op = SDOperand(CurDAG->getTargetNode(PPC::NOR, MVT::i32, Op, Op), 0);
- SDNode *AD = CurDAG->getTargetNode(PPC::ADDIC, MVT::i32, MVT::Flag,
+ Op = SDValue(CurDAG->getTargetNode(PPC::NOR, dl, MVT::i32, Op, Op), 0);
+ SDNode *AD = CurDAG->getTargetNode(PPC::ADDIC, dl, MVT::i32, MVT::Flag,
Op, getI32Imm(~0U));
- return CurDAG->SelectNodeTo(N, PPC::SUBFE, MVT::i32, SDOperand(AD, 0),
- Op, SDOperand(AD, 1));
+ return CurDAG->SelectNodeTo(N, PPC::SUBFE, MVT::i32, SDValue(AD, 0),
+ Op, SDValue(AD, 1));
}
case ISD::SETLT: {
- SDOperand AD = SDOperand(CurDAG->getTargetNode(PPC::ADDI, MVT::i32, Op,
+ SDValue AD = SDValue(CurDAG->getTargetNode(PPC::ADDI, dl, MVT::i32, Op,
getI32Imm(1)), 0);
- SDOperand AN = SDOperand(CurDAG->getTargetNode(PPC::AND, MVT::i32, AD,
+ SDValue AN = SDValue(CurDAG->getTargetNode(PPC::AND, dl, MVT::i32, AD,
Op), 0);
- SDOperand Ops[] = { AN, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
+ SDValue Ops[] = { AN, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
case ISD::SETGT: {
- SDOperand Ops[] = { Op, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
- Op = SDOperand(CurDAG->getTargetNode(PPC::RLWINM, MVT::i32, Ops, 4), 0);
+ SDValue Ops[] = { Op, getI32Imm(1), getI32Imm(31), getI32Imm(31) };
+ Op = SDValue(CurDAG->getTargetNode(PPC::RLWINM, dl, MVT::i32, Ops, 4),
+ 0);
return CurDAG->SelectNodeTo(N, PPC::XORI, MVT::i32, Op,
getI32Imm(1));
}
bool Inv;
int OtherCondIdx;
unsigned Idx = getCRIdxForSetCC(CC, Inv, OtherCondIdx);
- SDOperand CCReg = SelectCC(N->getOperand(0), N->getOperand(1), CC);
- SDOperand IntCR;
+ SDValue CCReg = SelectCC(N->getOperand(0), N->getOperand(1), CC, dl);
+ SDValue IntCR;
// Force the ccreg into CR7.
- SDOperand CR7Reg = CurDAG->getRegister(PPC::CR7, MVT::i32);
+ SDValue CR7Reg = CurDAG->getRegister(PPC::CR7, MVT::i32);
- SDOperand InFlag(0, 0); // Null incoming flag value.
- CCReg = CurDAG->getCopyToReg(CurDAG->getEntryNode(), CR7Reg, CCReg,
+ SDValue InFlag(0, 0); // Null incoming flag value.
+ CCReg = CurDAG->getCopyToReg(CurDAG->getEntryNode(), dl, CR7Reg, CCReg,
InFlag).getValue(1);
if (PPCSubTarget.isGigaProcessor() && OtherCondIdx == -1)
- IntCR = SDOperand(CurDAG->getTargetNode(PPC::MFOCRF, MVT::i32, CR7Reg,
+ IntCR = SDValue(CurDAG->getTargetNode(PPC::MFOCRF, dl, MVT::i32, CR7Reg,
CCReg), 0);
else
- IntCR = SDOperand(CurDAG->getTargetNode(PPC::MFCR, MVT::i32, CCReg), 0);
+ IntCR = SDValue(CurDAG->getTargetNode(PPC::MFCR, dl, MVT::i32, CCReg), 0);
- SDOperand Ops[] = { IntCR, getI32Imm((32-(3-Idx)) & 31),
+ SDValue Ops[] = { IntCR, getI32Imm((32-(3-Idx)) & 31),
getI32Imm(31), getI32Imm(31) };
if (OtherCondIdx == -1 && !Inv)
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
// Get the specified bit.
- SDOperand Tmp =
- SDOperand(CurDAG->getTargetNode(PPC::RLWINM, MVT::i32, Ops, 4), 0);
+ SDValue Tmp =
+ SDValue(CurDAG->getTargetNode(PPC::RLWINM, dl, MVT::i32, Ops, 4), 0);
if (Inv) {
assert(OtherCondIdx == -1 && "Can't have split plus negation");
return CurDAG->SelectNodeTo(N, PPC::XORI, MVT::i32, Tmp, getI32Imm(1));
// Get the other bit of the comparison.
Ops[1] = getI32Imm((32-(3-OtherCondIdx)) & 31);
- SDOperand OtherCond =
- SDOperand(CurDAG->getTargetNode(PPC::RLWINM, MVT::i32, Ops, 4), 0);
+ SDValue OtherCond =
+ SDValue(CurDAG->getTargetNode(PPC::RLWINM, dl, MVT::i32, Ops, 4), 0);
return CurDAG->SelectNodeTo(N, PPC::OR, MVT::i32, Tmp, OtherCond);
}
// Select - Convert the specified operand from a target-independent to a
// target-specific node if it hasn't already been changed.
-SDNode *PPCDAGToDAGISel::Select(SDOperand Op) {
- SDNode *N = Op.Val;
- if (N->getOpcode() >= ISD::BUILTIN_OP_END &&
- N->getOpcode() < PPCISD::FIRST_NUMBER)
+SDNode *PPCDAGToDAGISel::Select(SDValue Op) {
+ SDNode *N = Op.getNode();
+ DebugLoc dl = Op.getDebugLoc();
+ if (N->isMachineOpcode())
return NULL; // Already selected.
switch (N->getOpcode()) {
case ISD::Constant: {
if (N->getValueType(0) == MVT::i64) {
// Get 64 bit value.
- int64_t Imm = cast<ConstantSDNode>(N)->getValue();
+ int64_t Imm = cast<ConstantSDNode>(N)->getZExtValue();
// Assume no remaining bits.
unsigned Remainder = 0;
// Assume no shift required.
// Simple value.
if (isInt16(Imm)) {
// Just the Lo bits.
- Result = CurDAG->getTargetNode(PPC::LI8, MVT::i64, getI32Imm(Lo));
+ Result = CurDAG->getTargetNode(PPC::LI8, dl, MVT::i64, getI32Imm(Lo));
} else if (Lo) {
// Handle the Hi bits.
unsigned OpC = Hi ? PPC::LIS8 : PPC::LI8;
- Result = CurDAG->getTargetNode(OpC, MVT::i64, getI32Imm(Hi));
+ Result = CurDAG->getTargetNode(OpC, dl, MVT::i64, getI32Imm(Hi));
// And Lo bits.
- Result = CurDAG->getTargetNode(PPC::ORI8, MVT::i64,
- SDOperand(Result, 0), getI32Imm(Lo));
+ Result = CurDAG->getTargetNode(PPC::ORI8, dl, MVT::i64,
+ SDValue(Result, 0), getI32Imm(Lo));
} else {
// Just the Hi bits.
- Result = CurDAG->getTargetNode(PPC::LIS8, MVT::i64, getI32Imm(Hi));
+ Result = CurDAG->getTargetNode(PPC::LIS8, dl, MVT::i64, getI32Imm(Hi));
}
// If no shift, we're done.
// Shift for next step if the upper 32-bits were not zero.
if (Imm) {
- Result = CurDAG->getTargetNode(PPC::RLDICR, MVT::i64,
- SDOperand(Result, 0),
+ Result = CurDAG->getTargetNode(PPC::RLDICR, dl, MVT::i64,
+ SDValue(Result, 0),
getI32Imm(Shift), getI32Imm(63 - Shift));
}
// Add in the last bits as required.
if ((Hi = (Remainder >> 16) & 0xFFFF)) {
- Result = CurDAG->getTargetNode(PPC::ORIS8, MVT::i64,
- SDOperand(Result, 0), getI32Imm(Hi));
+ Result = CurDAG->getTargetNode(PPC::ORIS8, dl, MVT::i64,
+ SDValue(Result, 0), getI32Imm(Hi));
}
if ((Lo = Remainder & 0xFFFF)) {
- Result = CurDAG->getTargetNode(PPC::ORI8, MVT::i64,
- SDOperand(Result, 0), getI32Imm(Lo));
+ Result = CurDAG->getTargetNode(PPC::ORI8, dl, MVT::i64,
+ SDValue(Result, 0), getI32Imm(Lo));
}
return Result;
case ISD::FrameIndex: {
int FI = cast<FrameIndexSDNode>(N)->getIndex();
- SDOperand TFI = CurDAG->getTargetFrameIndex(FI, Op.getValueType());
+ SDValue TFI = CurDAG->getTargetFrameIndex(FI, Op.getValueType());
unsigned Opc = Op.getValueType() == MVT::i32 ? PPC::ADDI : PPC::ADDI8;
if (N->hasOneUse())
return CurDAG->SelectNodeTo(N, Opc, Op.getValueType(), TFI,
getSmallIPtrImm(0));
- return CurDAG->getTargetNode(Opc, Op.getValueType(), TFI,
+ return CurDAG->getTargetNode(Opc, dl, Op.getValueType(), TFI,
getSmallIPtrImm(0));
}
case PPCISD::MFCR: {
- SDOperand InFlag = N->getOperand(1);
- AddToISelQueue(InFlag);
+ SDValue InFlag = N->getOperand(1);
// Use MFOCRF if supported.
if (PPCSubTarget.isGigaProcessor())
- return CurDAG->getTargetNode(PPC::MFOCRF, MVT::i32,
+ return CurDAG->getTargetNode(PPC::MFOCRF, dl, MVT::i32,
N->getOperand(0), InFlag);
else
- return CurDAG->getTargetNode(PPC::MFCR, MVT::i32, InFlag);
+ return CurDAG->getTargetNode(PPC::MFCR, dl, MVT::i32, InFlag);
}
case ISD::SDIV: {
// sra/addze rather than having to handle sdiv ourselves. oh well.
unsigned Imm;
if (isInt32Immediate(N->getOperand(1), Imm)) {
- SDOperand N0 = N->getOperand(0);
- AddToISelQueue(N0);
+ SDValue N0 = N->getOperand(0);
if ((signed)Imm > 0 && isPowerOf2_32(Imm)) {
SDNode *Op =
- CurDAG->getTargetNode(PPC::SRAWI, MVT::i32, MVT::Flag,
+ CurDAG->getTargetNode(PPC::SRAWI, dl, MVT::i32, MVT::Flag,
N0, getI32Imm(Log2_32(Imm)));
return CurDAG->SelectNodeTo(N, PPC::ADDZE, MVT::i32,
- SDOperand(Op, 0), SDOperand(Op, 1));
+ SDValue(Op, 0), SDValue(Op, 1));
} else if ((signed)Imm < 0 && isPowerOf2_32(-Imm)) {
SDNode *Op =
- CurDAG->getTargetNode(PPC::SRAWI, MVT::i32, MVT::Flag,
+ CurDAG->getTargetNode(PPC::SRAWI, dl, MVT::i32, MVT::Flag,
N0, getI32Imm(Log2_32(-Imm)));
- SDOperand PT =
- SDOperand(CurDAG->getTargetNode(PPC::ADDZE, MVT::i32,
- SDOperand(Op, 0), SDOperand(Op, 1)),
+ SDValue PT =
+ SDValue(CurDAG->getTargetNode(PPC::ADDZE, dl, MVT::i32,
+ SDValue(Op, 0), SDValue(Op, 1)),
0);
return CurDAG->SelectNodeTo(N, PPC::NEG, MVT::i32, PT);
}
case ISD::LOAD: {
// Handle preincrement loads.
LoadSDNode *LD = cast<LoadSDNode>(Op);
- MVT::ValueType LoadedVT = LD->getMemoryVT();
+ MVT LoadedVT = LD->getMemoryVT();
// Normal loads are handled by code generated from the .td file.
if (LD->getAddressingMode() != ISD::PRE_INC)
break;
- SDOperand Offset = LD->getOffset();
+ SDValue Offset = LD->getOffset();
if (isa<ConstantSDNode>(Offset) ||
Offset.getOpcode() == ISD::TargetGlobalAddress) {
bool isSExt = LD->getExtensionType() == ISD::SEXTLOAD;
if (LD->getValueType(0) != MVT::i64) {
// Handle PPC32 integer and normal FP loads.
- assert(!isSExt || LoadedVT == MVT::i16 && "Invalid sext update load");
- switch (LoadedVT) {
+ assert((!isSExt || LoadedVT == MVT::i16) && "Invalid sext update load");
+ switch (LoadedVT.getSimpleVT()) {
default: assert(0 && "Invalid PPC load type!");
case MVT::f64: Opcode = PPC::LFDU; break;
case MVT::f32: Opcode = PPC::LFSU; break;
}
} else {
assert(LD->getValueType(0) == MVT::i64 && "Unknown load result type!");
- assert(!isSExt || LoadedVT == MVT::i16 && "Invalid sext update load");
- switch (LoadedVT) {
+ assert((!isSExt || LoadedVT == MVT::i16) && "Invalid sext update load");
+ switch (LoadedVT.getSimpleVT()) {
default: assert(0 && "Invalid PPC load type!");
case MVT::i64: Opcode = PPC::LDU; break;
case MVT::i32: Opcode = PPC::LWZU8; break;
}
}
- SDOperand Chain = LD->getChain();
- SDOperand Base = LD->getBasePtr();
- AddToISelQueue(Chain);
- AddToISelQueue(Base);
- AddToISelQueue(Offset);
- SDOperand Ops[] = { Offset, Base, Chain };
+ SDValue Chain = LD->getChain();
+ SDValue Base = LD->getBasePtr();
+ SDValue Ops[] = { Offset, Base, Chain };
// FIXME: PPC64
- return CurDAG->getTargetNode(Opcode, MVT::i32, MVT::i32,
+ return CurDAG->getTargetNode(Opcode, dl, LD->getValueType(0),
+ PPCLowering.getPointerTy(),
MVT::Other, Ops, 3);
} else {
assert(0 && "R+R preindex loads not supported yet!");
// If this is an and of a value rotated between 0 and 31 bits and then and'd
// with a mask, emit rlwinm
if (isInt32Immediate(N->getOperand(1), Imm) &&
- isRotateAndMask(N->getOperand(0).Val, Imm, false, SH, MB, ME)) {
- SDOperand Val = N->getOperand(0).getOperand(0);
- AddToISelQueue(Val);
- SDOperand Ops[] = { Val, getI32Imm(SH), getI32Imm(MB), getI32Imm(ME) };
+ isRotateAndMask(N->getOperand(0).getNode(), Imm, false, SH, MB, ME)) {
+ SDValue Val = N->getOperand(0).getOperand(0);
+ SDValue Ops[] = { Val, getI32Imm(SH), getI32Imm(MB), getI32Imm(ME) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
// If this is just a masked value where the input is not handled above, and
if (isInt32Immediate(N->getOperand(1), Imm) &&
isRunOfOnes(Imm, MB, ME) &&
N->getOperand(0).getOpcode() != ISD::ROTL) {
- SDOperand Val = N->getOperand(0);
- AddToISelQueue(Val);
- SDOperand Ops[] = { Val, getI32Imm(0), getI32Imm(MB), getI32Imm(ME) };
+ SDValue Val = N->getOperand(0);
+ SDValue Ops[] = { Val, getI32Imm(0), getI32Imm(MB), getI32Imm(ME) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
// AND X, 0 -> 0, not "rlwinm 32".
if (isInt32Immediate(N->getOperand(1), Imm) && (Imm == 0)) {
- AddToISelQueue(N->getOperand(1));
- ReplaceUses(SDOperand(N, 0), N->getOperand(1));
+ ReplaceUses(SDValue(N, 0), N->getOperand(1));
return NULL;
}
// ISD::OR doesn't get all the bitfield insertion fun.
unsigned MB, ME;
Imm = ~(Imm^Imm2);
if (isRunOfOnes(Imm, MB, ME)) {
- AddToISelQueue(N->getOperand(0).getOperand(0));
- AddToISelQueue(N->getOperand(0).getOperand(1));
- SDOperand Ops[] = { N->getOperand(0).getOperand(0),
+ SDValue Ops[] = { N->getOperand(0).getOperand(0),
N->getOperand(0).getOperand(1),
getI32Imm(0), getI32Imm(MB),getI32Imm(ME) };
- return CurDAG->getTargetNode(PPC::RLWIMI, MVT::i32, Ops, 5);
+ return CurDAG->getTargetNode(PPC::RLWIMI, dl, MVT::i32, Ops, 5);
}
}
break;
case ISD::SHL: {
unsigned Imm, SH, MB, ME;
- if (isOpcWithIntImmediate(N->getOperand(0).Val, ISD::AND, Imm) &&
+ if (isOpcWithIntImmediate(N->getOperand(0).getNode(), ISD::AND, Imm) &&
isRotateAndMask(N, Imm, true, SH, MB, ME)) {
- AddToISelQueue(N->getOperand(0).getOperand(0));
- SDOperand Ops[] = { N->getOperand(0).getOperand(0),
+ SDValue Ops[] = { N->getOperand(0).getOperand(0),
getI32Imm(SH), getI32Imm(MB), getI32Imm(ME) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
}
case ISD::SRL: {
unsigned Imm, SH, MB, ME;
- if (isOpcWithIntImmediate(N->getOperand(0).Val, ISD::AND, Imm) &&
+ if (isOpcWithIntImmediate(N->getOperand(0).getNode(), ISD::AND, Imm) &&
isRotateAndMask(N, Imm, true, SH, MB, ME)) {
- AddToISelQueue(N->getOperand(0).getOperand(0));
- SDOperand Ops[] = { N->getOperand(0).getOperand(0),
+ SDValue Ops[] = { N->getOperand(0).getOperand(0),
getI32Imm(SH), getI32Imm(MB), getI32Imm(ME) };
return CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, Ops, 4);
}
if (ConstantSDNode *N2C = dyn_cast<ConstantSDNode>(N->getOperand(2)))
if (ConstantSDNode *N3C = dyn_cast<ConstantSDNode>(N->getOperand(3)))
if (N1C->isNullValue() && N3C->isNullValue() &&
- N2C->getValue() == 1ULL && CC == ISD::SETNE &&
+ N2C->getZExtValue() == 1ULL && CC == ISD::SETNE &&
// FIXME: Implement this optzn for PPC64.
N->getValueType(0) == MVT::i32) {
- AddToISelQueue(N->getOperand(0));
SDNode *Tmp =
- CurDAG->getTargetNode(PPC::ADDIC, MVT::i32, MVT::Flag,
+ CurDAG->getTargetNode(PPC::ADDIC, dl, MVT::i32, MVT::Flag,
N->getOperand(0), getI32Imm(~0U));
return CurDAG->SelectNodeTo(N, PPC::SUBFE, MVT::i32,
- SDOperand(Tmp, 0), N->getOperand(0),
- SDOperand(Tmp, 1));
+ SDValue(Tmp, 0), N->getOperand(0),
+ SDValue(Tmp, 1));
}
- SDOperand CCReg = SelectCC(N->getOperand(0), N->getOperand(1), CC);
+ SDValue CCReg = SelectCC(N->getOperand(0), N->getOperand(1), CC, dl);
unsigned BROpc = getPredicateForSetCC(CC);
unsigned SelectCCOp;
else
SelectCCOp = PPC::SELECT_CC_VRRC;
- AddToISelQueue(N->getOperand(2));
- AddToISelQueue(N->getOperand(3));
- SDOperand Ops[] = { CCReg, N->getOperand(2), N->getOperand(3),
+ SDValue Ops[] = { CCReg, N->getOperand(2), N->getOperand(3),
getI32Imm(BROpc) };
return CurDAG->SelectNodeTo(N, SelectCCOp, N->getValueType(0), Ops, 4);
}
case PPCISD::COND_BRANCH: {
- AddToISelQueue(N->getOperand(0)); // Op #0 is the Chain.
+ // Op #0 is the Chain.
// Op #1 is the PPC::PRED_* number.
// Op #2 is the CR#
// Op #3 is the Dest MBB
- AddToISelQueue(N->getOperand(4)); // Op #4 is the Flag.
+ // Op #4 is the Flag.
// Prevent PPC::PRED_* from being selected into LI.
- SDOperand Pred =
- getI32Imm(cast<ConstantSDNode>(N->getOperand(1))->getValue());
- SDOperand Ops[] = { Pred, N->getOperand(2), N->getOperand(3),
+ SDValue Pred =
+ getI32Imm(cast<ConstantSDNode>(N->getOperand(1))->getZExtValue());
+ SDValue Ops[] = { Pred, N->getOperand(2), N->getOperand(3),
N->getOperand(0), N->getOperand(4) };
return CurDAG->SelectNodeTo(N, PPC::BCC, MVT::Other, Ops, 5);
}
case ISD::BR_CC: {
- AddToISelQueue(N->getOperand(0));
ISD::CondCode CC = cast<CondCodeSDNode>(N->getOperand(1))->get();
- SDOperand CondCode = SelectCC(N->getOperand(2), N->getOperand(3), CC);
- SDOperand Ops[] = { getI32Imm(getPredicateForSetCC(CC)), CondCode,
+ SDValue CondCode = SelectCC(N->getOperand(2), N->getOperand(3), CC, dl);
+ SDValue Ops[] = { getI32Imm(getPredicateForSetCC(CC)), CondCode,
N->getOperand(4), N->getOperand(0) };
return CurDAG->SelectNodeTo(N, PPC::BCC, MVT::Other, Ops, 4);
}
case ISD::BRIND: {
// FIXME: Should custom lower this.
- SDOperand Chain = N->getOperand(0);
- SDOperand Target = N->getOperand(1);
- AddToISelQueue(Chain);
- AddToISelQueue(Target);
+ SDValue Chain = N->getOperand(0);
+ SDValue Target = N->getOperand(1);
unsigned Opc = Target.getValueType() == MVT::i32 ? PPC::MTCTR : PPC::MTCTR8;
- Chain = SDOperand(CurDAG->getTargetNode(Opc, MVT::Other, Target,
+ Chain = SDValue(CurDAG->getTargetNode(Opc, dl, MVT::Other, Target,
Chain), 0);
return CurDAG->SelectNodeTo(N, PPC::BCTR, MVT::Other, Chain);
}
+ case ISD::DECLARE: {
+ SDValue Chain = N->getOperand(0);
+ SDValue N1 = N->getOperand(1);
+ SDValue N2 = N->getOperand(2);
+ FrameIndexSDNode *FINode = dyn_cast<FrameIndexSDNode>(N1);
+ if (!FINode)
+ break;
+ if (N2.getOpcode() == ISD::ADD) {
+ if (N2.getOperand(0).getOpcode() == ISD::ADD &&
+ N2.getOperand(0).getOperand(0).getOpcode() == PPCISD::GlobalBaseReg &&
+ N2.getOperand(0).getOperand(1).getOpcode() == PPCISD::Hi &&
+ N2.getOperand(1).getOpcode() == PPCISD::Lo)
+ N2 = N2.getOperand(0).getOperand(1).getOperand(0);
+ else if (N2.getOperand(0).getOpcode() == ISD::ADD &&
+ N2.getOperand(0).getOperand(0).getOpcode() == PPCISD::GlobalBaseReg &&
+ N2.getOperand(0).getOperand(1).getOpcode() == PPCISD::Lo &&
+ N2.getOperand(1).getOpcode() == PPCISD::Hi)
+ N2 = N2.getOperand(0).getOperand(1).getOperand(0);
+ else if (N2.getOperand(0).getOpcode() == PPCISD::Hi &&
+ N2.getOperand(1).getOpcode() == PPCISD::Lo)
+ N2 = N2.getOperand(0).getOperand(0);
+ }
+ if (!isa<GlobalAddressSDNode>(N2))
+ break;
+ int FI = cast<FrameIndexSDNode>(N1)->getIndex();
+ GlobalValue *GV = cast<GlobalAddressSDNode>(N2)->getGlobal();
+ SDValue Tmp1 = CurDAG->getTargetFrameIndex(FI, TLI.getPointerTy());
+ SDValue Tmp2 = CurDAG->getTargetGlobalAddress(GV, TLI.getPointerTy());
+ return CurDAG->SelectNodeTo(N, TargetInstrInfo::DECLARE,
+ MVT::Other, Tmp1, Tmp2, Chain);
+ }
}
return SelectCode(Op);