}
// Set up the register classes.
- addRegisterClass(MVT::i8, X86::GR8RegisterClass);
- addRegisterClass(MVT::i16, X86::GR16RegisterClass);
- addRegisterClass(MVT::i32, X86::GR32RegisterClass);
+ addRegisterClass(MVT::i8, &X86::GR8RegClass);
+ addRegisterClass(MVT::i16, &X86::GR16RegClass);
+ addRegisterClass(MVT::i32, &X86::GR32RegClass);
if (Subtarget->is64Bit())
- addRegisterClass(MVT::i64, X86::GR64RegisterClass);
+ addRegisterClass(MVT::i64, &X86::GR64RegClass);
setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Promote);
if (!TM.Options.UseSoftFloat && X86ScalarSSEf64) {
// f32 and f64 use SSE.
// Set up the FP register classes.
- addRegisterClass(MVT::f32, X86::FR32RegisterClass);
- addRegisterClass(MVT::f64, X86::FR64RegisterClass);
+ addRegisterClass(MVT::f32, &X86::FR32RegClass);
+ addRegisterClass(MVT::f64, &X86::FR64RegClass);
// Use ANDPD to simulate FABS.
setOperationAction(ISD::FABS , MVT::f64, Custom);
} else if (!TM.Options.UseSoftFloat && X86ScalarSSEf32) {
// Use SSE for f32, x87 for f64.
// Set up the FP register classes.
- addRegisterClass(MVT::f32, X86::FR32RegisterClass);
- addRegisterClass(MVT::f64, X86::RFP64RegisterClass);
+ addRegisterClass(MVT::f32, &X86::FR32RegClass);
+ addRegisterClass(MVT::f64, &X86::RFP64RegClass);
// Use ANDPS to simulate FABS.
setOperationAction(ISD::FABS , MVT::f32, Custom);
} else if (!TM.Options.UseSoftFloat) {
// f32 and f64 in x87.
// Set up the FP register classes.
- addRegisterClass(MVT::f64, X86::RFP64RegisterClass);
- addRegisterClass(MVT::f32, X86::RFP32RegisterClass);
+ addRegisterClass(MVT::f64, &X86::RFP64RegClass);
+ addRegisterClass(MVT::f32, &X86::RFP32RegClass);
setOperationAction(ISD::UNDEF, MVT::f64, Expand);
setOperationAction(ISD::UNDEF, MVT::f32, Expand);
// Long double always uses X87.
if (!TM.Options.UseSoftFloat) {
- addRegisterClass(MVT::f80, X86::RFP80RegisterClass);
+ addRegisterClass(MVT::f80, &X86::RFP80RegClass);
setOperationAction(ISD::UNDEF, MVT::f80, Expand);
setOperationAction(ISD::FCOPYSIGN, MVT::f80, Expand);
{
// FIXME: In order to prevent SSE instructions being expanded to MMX ones
// with -msoft-float, disable use of MMX as well.
if (!TM.Options.UseSoftFloat && Subtarget->hasMMX()) {
- addRegisterClass(MVT::x86mmx, X86::VR64RegisterClass);
+ addRegisterClass(MVT::x86mmx, &X86::VR64RegClass);
// No operations on x86mmx supported, everything uses intrinsics.
}
setOperationAction(ISD::BITCAST, MVT::v1i64, Expand);
if (!TM.Options.UseSoftFloat && Subtarget->hasSSE1()) {
- addRegisterClass(MVT::v4f32, X86::VR128RegisterClass);
+ addRegisterClass(MVT::v4f32, &X86::VR128RegClass);
setOperationAction(ISD::FADD, MVT::v4f32, Legal);
setOperationAction(ISD::FSUB, MVT::v4f32, Legal);
}
if (!TM.Options.UseSoftFloat && Subtarget->hasSSE2()) {
- addRegisterClass(MVT::v2f64, X86::VR128RegisterClass);
+ addRegisterClass(MVT::v2f64, &X86::VR128RegClass);
// FIXME: Unfortunately -soft-float and -no-implicit-float means XMM
// registers cannot be used even for integer operations.
- addRegisterClass(MVT::v16i8, X86::VR128RegisterClass);
- addRegisterClass(MVT::v8i16, X86::VR128RegisterClass);
- addRegisterClass(MVT::v4i32, X86::VR128RegisterClass);
- addRegisterClass(MVT::v2i64, X86::VR128RegisterClass);
+ addRegisterClass(MVT::v16i8, &X86::VR128RegClass);
+ addRegisterClass(MVT::v8i16, &X86::VR128RegClass);
+ addRegisterClass(MVT::v4i32, &X86::VR128RegClass);
+ addRegisterClass(MVT::v2i64, &X86::VR128RegClass);
setOperationAction(ISD::ADD, MVT::v16i8, Legal);
setOperationAction(ISD::ADD, MVT::v8i16, Legal);
setOperationAction(ISD::SETCC, MVT::v2i64, Custom);
if (!TM.Options.UseSoftFloat && Subtarget->hasAVX()) {
- addRegisterClass(MVT::v32i8, X86::VR256RegisterClass);
- addRegisterClass(MVT::v16i16, X86::VR256RegisterClass);
- addRegisterClass(MVT::v8i32, X86::VR256RegisterClass);
- addRegisterClass(MVT::v8f32, X86::VR256RegisterClass);
- addRegisterClass(MVT::v4i64, X86::VR256RegisterClass);
- addRegisterClass(MVT::v4f64, X86::VR256RegisterClass);
+ addRegisterClass(MVT::v32i8, &X86::VR256RegClass);
+ addRegisterClass(MVT::v16i16, &X86::VR256RegClass);
+ addRegisterClass(MVT::v8i32, &X86::VR256RegClass);
+ addRegisterClass(MVT::v8f32, &X86::VR256RegClass);
+ addRegisterClass(MVT::v4i64, &X86::VR256RegClass);
+ addRegisterClass(MVT::v4f64, &X86::VR256RegClass);
setOperationAction(ISD::LOAD, MVT::v8f32, Legal);
setOperationAction(ISD::LOAD, MVT::v4f64, Legal);
default:
return TargetLowering::findRepresentativeClass(VT);
case MVT::i8: case MVT::i16: case MVT::i32: case MVT::i64:
- RRC = (Subtarget->is64Bit()
- ? X86::GR64RegisterClass : X86::GR32RegisterClass);
+ RRC = Subtarget->is64Bit() ?
+ (const TargetRegisterClass*)&X86::GR64RegClass :
+ (const TargetRegisterClass*)&X86::GR32RegClass;
break;
case MVT::x86mmx:
- RRC = X86::VR64RegisterClass;
+ RRC = &X86::VR64RegClass;
break;
case MVT::f32: case MVT::f64:
case MVT::v16i8: case MVT::v8i16: case MVT::v4i32: case MVT::v2i64:
case MVT::v4f32: case MVT::v2f64:
case MVT::v32i8: case MVT::v8i32: case MVT::v4i64: case MVT::v8f32:
case MVT::v4f64:
- RRC = X86::VR128RegisterClass;
+ RRC = &X86::VR128RegClass;
break;
}
return std::make_pair(RRC, Cost);
EVT RegVT = VA.getLocVT();
const TargetRegisterClass *RC;
if (RegVT == MVT::i32)
- RC = X86::GR32RegisterClass;
+ RC = &X86::GR32RegClass;
else if (Is64Bit && RegVT == MVT::i64)
- RC = X86::GR64RegisterClass;
+ RC = &X86::GR64RegClass;
else if (RegVT == MVT::f32)
- RC = X86::FR32RegisterClass;
+ RC = &X86::FR32RegClass;
else if (RegVT == MVT::f64)
- RC = X86::FR64RegisterClass;
+ RC = &X86::FR64RegClass;
else if (RegVT.isVector() && RegVT.getSizeInBits() == 256)
- RC = X86::VR256RegisterClass;
+ RC = &X86::VR256RegClass;
else if (RegVT.isVector() && RegVT.getSizeInBits() == 128)
- RC = X86::VR128RegisterClass;
+ RC = &X86::VR128RegClass;
else if (RegVT == MVT::x86mmx)
- RC = X86::VR64RegisterClass;
+ RC = &X86::VR64RegClass;
else
llvm_unreachable("Unknown argument type!");
SDValue FIN = DAG.getNode(ISD::ADD, dl, getPointerTy(), RSFIN,
DAG.getIntPtrConstant(Offset));
unsigned VReg = MF.addLiveIn(GPR64ArgRegs[NumIntRegs],
- X86::GR64RegisterClass);
+ &X86::GR64RegClass);
SDValue Val = DAG.getCopyFromReg(Chain, dl, VReg, MVT::i64);
SDValue Store =
DAG.getStore(Val.getValue(1), dl, Val, FIN,
SmallVector<SDValue, 11> SaveXMMOps;
SaveXMMOps.push_back(Chain);
- unsigned AL = MF.addLiveIn(X86::AL, X86::GR8RegisterClass);
+ unsigned AL = MF.addLiveIn(X86::AL, &X86::GR8RegClass);
SDValue ALVal = DAG.getCopyFromReg(DAG.getEntryNode(), dl, AL, MVT::i8);
SaveXMMOps.push_back(ALVal);
for (; NumXMMRegs != TotalNumXMMRegs; ++NumXMMRegs) {
unsigned VReg = MF.addLiveIn(XMMArgRegs64Bit[NumXMMRegs],
- X86::VR128RegisterClass);
+ &X86::VR128RegClass);
SDValue Val = DAG.getCopyFromReg(Chain, dl, VReg, MVT::v4f32);
SaveXMMOps.push_back(Val);
}
case X86ISD::PSHUFHW:
case X86ISD::PSHUFLW:
case X86ISD::VPERMILP:
+ case X86ISD::VPERMI:
return DAG.getNode(Opc, dl, VT, V1, DAG.getConstant(TargetMask, MVT::i8));
}
}
return Index / NumElemsPerChunk;
}
+/// getShuffleCLImmediate - Return the appropriate immediate to shuffle
+/// the specified VECTOR_SHUFFLE mask with VPERMQ and VPERMPD instructions.
+/// Handles 256-bit.
+static unsigned getShuffleCLImmediate(ShuffleVectorSDNode *N) {
+ EVT VT = N->getValueType(0);
+
+ unsigned NumElts = VT.getVectorNumElements();
+
+ assert((VT.is256BitVector() && NumElts == 4) &&
+ "Unsupported vector type for VPERMQ/VPERMPD");
+
+ unsigned Mask = 0;
+ for (unsigned i = 0; i != NumElts; ++i) {
+ int Elt = N->getMaskElt(i);
+ if (Elt < 0)
+ continue;
+ Mask |= Elt << (i*2);
+ }
+
+ return Mask;
+}
/// isZeroNode - Returns true if Elt is a constant zero or a floating point
/// constant +0.0.
bool X86::isZeroNode(SDValue Elt) {
case X86ISD::VPERM2X128:
ImmN = N->getOperand(N->getNumOperands()-1);
DecodeVPERM2X128Mask(VT, cast<ConstantSDNode>(ImmN)->getZExtValue(), Mask);
+ if (Mask.empty()) return false;
break;
case X86ISD::MOVDDUP:
case X86ISD::MOVLHPD:
if (BlendOp.getNode())
return BlendOp;
+ if (V2IsUndef && HasAVX2 && (VT == MVT::v8i32 || VT == MVT::v8f32)) {
+ SmallVector<SDValue, 8> permclMask;
+ for (unsigned i = 0; i != 8; ++i) {
+ permclMask.push_back(DAG.getConstant((M[i]>=0) ? M[i] : 0, MVT::i32));
+ }
+ SDValue Mask = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v8i32,
+ &permclMask[0], 8);
+ // Bitcast is for VPERMPS since mask is v8i32 but node takes v8f32
+ return DAG.getNode(X86ISD::VPERMV, dl, VT,
+ DAG.getNode(ISD::BITCAST, dl, VT, Mask), V1);
+ }
+
+ if (V2IsUndef && HasAVX2 && (VT == MVT::v4i64 || VT == MVT::v4f64))
+ return getTargetShuffleNode(X86ISD::VPERMI, dl, VT, V1,
+ getShuffleCLImmediate(SVOp), DAG);
+
+
//===--------------------------------------------------------------------===//
// Since no target specific shuffle was selected for this generic one,
// lower it into other known shuffles. FIXME: this isn't true yet, but
case Intrinsic::x86_avx2_vperm2i128:
return DAG.getNode(X86ISD::VPERM2X128, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2), Op.getOperand(3));
- case Intrinsic::x86_avx_vpermil_ps:
- case Intrinsic::x86_avx_vpermil_pd:
- case Intrinsic::x86_avx_vpermil_ps_256:
- case Intrinsic::x86_avx_vpermil_pd_256:
- return DAG.getNode(X86ISD::VPERMILP, dl, Op.getValueType(),
- Op.getOperand(1), Op.getOperand(2));
+ case Intrinsic::x86_avx2_permd:
+ case Intrinsic::x86_avx2_permps:
+ // Operands intentionally swapped. Mask is last operand to intrinsic,
+ // but second operand for node/intruction.
+ return DAG.getNode(X86ISD::VPERMV, dl, Op.getValueType(),
+ Op.getOperand(2), Op.getOperand(1));
// ptest and testp intrinsics. The intrinsic these come from are designed to
// return an integer value, not just an instruction so lower it to the ptest
case X86ISD::VBROADCAST: return "X86ISD::VBROADCAST";
case X86ISD::VPERMILP: return "X86ISD::VPERMILP";
case X86ISD::VPERM2X128: return "X86ISD::VPERM2X128";
+ case X86ISD::VPERMV: return "X86ISD::VPERMV";
+ case X86ISD::VPERMI: return "X86ISD::VPERMI";
case X86ISD::PMULUDQ: return "X86ISD::PMULUDQ";
case X86ISD::VASTART_SAVE_XMM_REGS: return "X86ISD::VASTART_SAVE_XMM_REGS";
case X86ISD::VAARG_64: return "X86ISD::VAARG_64";
unsigned notOpc,
unsigned EAXreg,
const TargetRegisterClass *RC,
- bool invSrc) const {
+ bool Invert) const {
// For the atomic bitwise operator, we generate
// thisMBB:
// newMBB:
// ld t1 = [bitinstr.addr]
// op t2 = t1, [bitinstr.val]
+ // not t3 = t2 (if Invert)
// mov EAX = t1
- // lcs dest = [bitinstr.addr], t2 [EAX is implicit]
+ // lcs dest = [bitinstr.addr], t3 [EAX is implicit]
// bz newMBB
// fallthrough -->nextMBB
const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
for (int i=0; i <= lastAddrIndx; ++i)
(*MIB).addOperand(*argOpers[i]);
- unsigned tt = F->getRegInfo().createVirtualRegister(RC);
- if (invSrc) {
- MIB = BuildMI(newMBB, dl, TII->get(notOpc), tt).addReg(t1);
- }
- else
- tt = t1;
-
unsigned t2 = F->getRegInfo().createVirtualRegister(RC);
assert((argOpers[valArgIndx]->isReg() ||
argOpers[valArgIndx]->isImm()) &&
MIB = BuildMI(newMBB, dl, TII->get(regOpc), t2);
else
MIB = BuildMI(newMBB, dl, TII->get(immOpc), t2);
- MIB.addReg(tt);
+ MIB.addReg(t1);
(*MIB).addOperand(*argOpers[valArgIndx]);
+ unsigned t3 = F->getRegInfo().createVirtualRegister(RC);
+ if (Invert) {
+ MIB = BuildMI(newMBB, dl, TII->get(notOpc), t3).addReg(t2);
+ }
+ else
+ t3 = t2;
+
MIB = BuildMI(newMBB, dl, TII->get(TargetOpcode::COPY), EAXreg);
MIB.addReg(t1);
MIB = BuildMI(newMBB, dl, TII->get(CXchgOpc));
for (int i=0; i <= lastAddrIndx; ++i)
(*MIB).addOperand(*argOpers[i]);
- MIB.addReg(t2);
+ MIB.addReg(t3);
assert(bInstr->hasOneMemOperand() && "Unexpected number of memoperand");
(*MIB).setMemRefs(bInstr->memoperands_begin(),
bInstr->memoperands_end());
unsigned regOpcH,
unsigned immOpcL,
unsigned immOpcH,
- bool invSrc) const {
+ bool Invert) const {
// For the atomic bitwise operator, we generate
// thisMBB (instructions are in pairs, except cmpxchg8b)
// ld t1,t2 = [bitinstr.addr]
// out1, out2 = phi (thisMBB, t1/t2) (newMBB, t3/t4)
// op t5, t6 <- out1, out2, [bitinstr.val]
// (for SWAP, substitute: mov t5, t6 <- [bitinstr.val])
+ // neg t7, t8 < t5, t6 (if Invert)
// mov ECX, EBX <- t5, t6
// mov EAX, EDX <- t1, t2
// cmpxchg8b [bitinstr.addr] [EAX, EDX, EBX, ECX implicit]
// result in out1, out2
// fallthrough -->nextMBB
- const TargetRegisterClass *RC = X86::GR32RegisterClass;
+ const TargetRegisterClass *RC = &X86::GR32RegClass;
const unsigned LoadOpc = X86::MOV32rm;
const unsigned NotOpc = X86::NOT32r;
const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
.addReg(t2).addMBB(thisMBB).addReg(t4).addMBB(newMBB);
// The subsequent operations should be using the destination registers of
- //the PHI instructions.
- if (invSrc) {
- t1 = F->getRegInfo().createVirtualRegister(RC);
- t2 = F->getRegInfo().createVirtualRegister(RC);
- MIB = BuildMI(newMBB, dl, TII->get(NotOpc), t1).addReg(dest1Oper.getReg());
- MIB = BuildMI(newMBB, dl, TII->get(NotOpc), t2).addReg(dest2Oper.getReg());
- } else {
- t1 = dest1Oper.getReg();
- t2 = dest2Oper.getReg();
- }
+ // the PHI instructions.
+ t1 = dest1Oper.getReg();
+ t2 = dest2Oper.getReg();
int valArgIndx = lastAddrIndx + 1;
assert((argOpers[valArgIndx]->isReg() ||
MIB.addReg(t2);
(*MIB).addOperand(*argOpers[valArgIndx + 1]);
+ unsigned t7, t8;
+ if (Invert) {
+ t7 = F->getRegInfo().createVirtualRegister(RC);
+ t8 = F->getRegInfo().createVirtualRegister(RC);
+ MIB = BuildMI(newMBB, dl, TII->get(NotOpc), t7).addReg(t5);
+ MIB = BuildMI(newMBB, dl, TII->get(NotOpc), t8).addReg(t6);
+ } else {
+ t7 = t5;
+ t8 = t6;
+ }
+
MIB = BuildMI(newMBB, dl, TII->get(TargetOpcode::COPY), X86::EAX);
MIB.addReg(t1);
MIB = BuildMI(newMBB, dl, TII->get(TargetOpcode::COPY), X86::EDX);
MIB.addReg(t2);
MIB = BuildMI(newMBB, dl, TII->get(TargetOpcode::COPY), X86::EBX);
- MIB.addReg(t5);
+ MIB.addReg(t7);
MIB = BuildMI(newMBB, dl, TII->get(TargetOpcode::COPY), X86::ECX);
- MIB.addReg(t6);
+ MIB.addReg(t8);
MIB = BuildMI(newMBB, dl, TII->get(X86::LCMPXCHG8B));
for (int i=0; i <= lastAddrIndx; ++i)
int lastAddrIndx = X86::AddrNumOperands - 1; // [0,3]
int valArgIndx = lastAddrIndx + 1;
- unsigned t1 = F->getRegInfo().createVirtualRegister(X86::GR32RegisterClass);
+ unsigned t1 = F->getRegInfo().createVirtualRegister(&X86::GR32RegClass);
MachineInstrBuilder MIB = BuildMI(newMBB, dl, TII->get(X86::MOV32rm), t1);
for (int i=0; i <= lastAddrIndx; ++i)
(*MIB).addOperand(*argOpers[i]);
argOpers[valArgIndx]->isImm()) &&
"invalid operand");
- unsigned t2 = F->getRegInfo().createVirtualRegister(X86::GR32RegisterClass);
+ unsigned t2 = F->getRegInfo().createVirtualRegister(&X86::GR32RegClass);
if (argOpers[valArgIndx]->isReg())
MIB = BuildMI(newMBB, dl, TII->get(TargetOpcode::COPY), t2);
else
MIB.addReg(t2);
// Generate movc
- unsigned t3 = F->getRegInfo().createVirtualRegister(X86::GR32RegisterClass);
+ unsigned t3 = F->getRegInfo().createVirtualRegister(&X86::GR32RegClass);
MIB = BuildMI(newMBB, dl, TII->get(cmovOpc),t3);
MIB.addReg(t2);
MIB.addReg(t1);
// Load the old value of the high byte of the control word...
unsigned OldCW =
- F->getRegInfo().createVirtualRegister(X86::GR16RegisterClass);
+ F->getRegInfo().createVirtualRegister(&X86::GR16RegClass);
addFrameReference(BuildMI(*BB, MI, DL, TII->get(X86::MOV16rm), OldCW),
CWFrameIdx);
X86::AND32ri, X86::MOV32rm,
X86::LCMPXCHG32,
X86::NOT32r, X86::EAX,
- X86::GR32RegisterClass);
+ &X86::GR32RegClass);
case X86::ATOMOR32:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::OR32rr,
X86::OR32ri, X86::MOV32rm,
X86::LCMPXCHG32,
X86::NOT32r, X86::EAX,
- X86::GR32RegisterClass);
+ &X86::GR32RegClass);
case X86::ATOMXOR32:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::XOR32rr,
X86::XOR32ri, X86::MOV32rm,
X86::LCMPXCHG32,
X86::NOT32r, X86::EAX,
- X86::GR32RegisterClass);
+ &X86::GR32RegClass);
case X86::ATOMNAND32:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::AND32rr,
X86::AND32ri, X86::MOV32rm,
X86::LCMPXCHG32,
X86::NOT32r, X86::EAX,
- X86::GR32RegisterClass, true);
+ &X86::GR32RegClass, true);
case X86::ATOMMIN32:
return EmitAtomicMinMaxWithCustomInserter(MI, BB, X86::CMOVL32rr);
case X86::ATOMMAX32:
X86::AND16ri, X86::MOV16rm,
X86::LCMPXCHG16,
X86::NOT16r, X86::AX,
- X86::GR16RegisterClass);
+ &X86::GR16RegClass);
case X86::ATOMOR16:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::OR16rr,
X86::OR16ri, X86::MOV16rm,
X86::LCMPXCHG16,
X86::NOT16r, X86::AX,
- X86::GR16RegisterClass);
+ &X86::GR16RegClass);
case X86::ATOMXOR16:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::XOR16rr,
X86::XOR16ri, X86::MOV16rm,
X86::LCMPXCHG16,
X86::NOT16r, X86::AX,
- X86::GR16RegisterClass);
+ &X86::GR16RegClass);
case X86::ATOMNAND16:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::AND16rr,
X86::AND16ri, X86::MOV16rm,
X86::LCMPXCHG16,
X86::NOT16r, X86::AX,
- X86::GR16RegisterClass, true);
+ &X86::GR16RegClass, true);
case X86::ATOMMIN16:
return EmitAtomicMinMaxWithCustomInserter(MI, BB, X86::CMOVL16rr);
case X86::ATOMMAX16:
X86::AND8ri, X86::MOV8rm,
X86::LCMPXCHG8,
X86::NOT8r, X86::AL,
- X86::GR8RegisterClass);
+ &X86::GR8RegClass);
case X86::ATOMOR8:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::OR8rr,
X86::OR8ri, X86::MOV8rm,
X86::LCMPXCHG8,
X86::NOT8r, X86::AL,
- X86::GR8RegisterClass);
+ &X86::GR8RegClass);
case X86::ATOMXOR8:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::XOR8rr,
X86::XOR8ri, X86::MOV8rm,
X86::LCMPXCHG8,
X86::NOT8r, X86::AL,
- X86::GR8RegisterClass);
+ &X86::GR8RegClass);
case X86::ATOMNAND8:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::AND8rr,
X86::AND8ri, X86::MOV8rm,
X86::LCMPXCHG8,
X86::NOT8r, X86::AL,
- X86::GR8RegisterClass, true);
+ &X86::GR8RegClass, true);
// FIXME: There are no CMOV8 instructions; MIN/MAX need some other way.
// This group is for 64-bit host.
case X86::ATOMAND64:
X86::AND64ri32, X86::MOV64rm,
X86::LCMPXCHG64,
X86::NOT64r, X86::RAX,
- X86::GR64RegisterClass);
+ &X86::GR64RegClass);
case X86::ATOMOR64:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::OR64rr,
X86::OR64ri32, X86::MOV64rm,
X86::LCMPXCHG64,
X86::NOT64r, X86::RAX,
- X86::GR64RegisterClass);
+ &X86::GR64RegClass);
case X86::ATOMXOR64:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::XOR64rr,
X86::XOR64ri32, X86::MOV64rm,
X86::LCMPXCHG64,
X86::NOT64r, X86::RAX,
- X86::GR64RegisterClass);
+ &X86::GR64RegClass);
case X86::ATOMNAND64:
return EmitAtomicBitwiseWithCustomInserter(MI, BB, X86::AND64rr,
X86::AND64ri32, X86::MOV64rm,
X86::LCMPXCHG64,
X86::NOT64r, X86::RAX,
- X86::GR64RegisterClass, true);
+ &X86::GR64RegClass, true);
case X86::ATOMMIN64:
return EmitAtomicMinMaxWithCustomInserter(MI, BB, X86::CMOVL64rr);
case X86::ATOMMAX64:
// in the normal allocation?
case 'q': // GENERAL_REGS in 64-bit mode, Q_REGS in 32-bit mode.
if (Subtarget->is64Bit()) {
- if (VT == MVT::i32 || VT == MVT::f32)
- return std::make_pair(0U, X86::GR32RegisterClass);
- else if (VT == MVT::i16)
- return std::make_pair(0U, X86::GR16RegisterClass);
- else if (VT == MVT::i8 || VT == MVT::i1)
- return std::make_pair(0U, X86::GR8RegisterClass);
- else if (VT == MVT::i64 || VT == MVT::f64)
- return std::make_pair(0U, X86::GR64RegisterClass);
- break;
+ if (VT == MVT::i32 || VT == MVT::f32)
+ return std::make_pair(0U, &X86::GR32RegClass);
+ if (VT == MVT::i16)
+ return std::make_pair(0U, &X86::GR16RegClass);
+ if (VT == MVT::i8 || VT == MVT::i1)
+ return std::make_pair(0U, &X86::GR8RegClass);
+ if (VT == MVT::i64 || VT == MVT::f64)
+ return std::make_pair(0U, &X86::GR64RegClass);
+ break;
}
// 32-bit fallthrough
case 'Q': // Q_REGS
if (VT == MVT::i32 || VT == MVT::f32)
- return std::make_pair(0U, X86::GR32_ABCDRegisterClass);
- else if (VT == MVT::i16)
- return std::make_pair(0U, X86::GR16_ABCDRegisterClass);
- else if (VT == MVT::i8 || VT == MVT::i1)
- return std::make_pair(0U, X86::GR8_ABCD_LRegisterClass);
- else if (VT == MVT::i64)
- return std::make_pair(0U, X86::GR64_ABCDRegisterClass);
+ return std::make_pair(0U, &X86::GR32_ABCDRegClass);
+ if (VT == MVT::i16)
+ return std::make_pair(0U, &X86::GR16_ABCDRegClass);
+ if (VT == MVT::i8 || VT == MVT::i1)
+ return std::make_pair(0U, &X86::GR8_ABCD_LRegClass);
+ if (VT == MVT::i64)
+ return std::make_pair(0U, &X86::GR64_ABCDRegClass);
break;
case 'r': // GENERAL_REGS
case 'l': // INDEX_REGS
if (VT == MVT::i8 || VT == MVT::i1)
- return std::make_pair(0U, X86::GR8RegisterClass);
+ return std::make_pair(0U, &X86::GR8RegClass);
if (VT == MVT::i16)
- return std::make_pair(0U, X86::GR16RegisterClass);
+ return std::make_pair(0U, &X86::GR16RegClass);
if (VT == MVT::i32 || VT == MVT::f32 || !Subtarget->is64Bit())
- return std::make_pair(0U, X86::GR32RegisterClass);
- return std::make_pair(0U, X86::GR64RegisterClass);
+ return std::make_pair(0U, &X86::GR32RegClass);
+ return std::make_pair(0U, &X86::GR64RegClass);
case 'R': // LEGACY_REGS
if (VT == MVT::i8 || VT == MVT::i1)
- return std::make_pair(0U, X86::GR8_NOREXRegisterClass);
+ return std::make_pair(0U, &X86::GR8_NOREXRegClass);
if (VT == MVT::i16)
- return std::make_pair(0U, X86::GR16_NOREXRegisterClass);
+ return std::make_pair(0U, &X86::GR16_NOREXRegClass);
if (VT == MVT::i32 || !Subtarget->is64Bit())
- return std::make_pair(0U, X86::GR32_NOREXRegisterClass);
- return std::make_pair(0U, X86::GR64_NOREXRegisterClass);
+ return std::make_pair(0U, &X86::GR32_NOREXRegClass);
+ return std::make_pair(0U, &X86::GR64_NOREXRegClass);
case 'f': // FP Stack registers.
// If SSE is enabled for this VT, use f80 to ensure the isel moves the
// value to the correct fpstack register class.
if (VT == MVT::f32 && !isScalarFPTypeInSSEReg(VT))
- return std::make_pair(0U, X86::RFP32RegisterClass);
+ return std::make_pair(0U, &X86::RFP32RegClass);
if (VT == MVT::f64 && !isScalarFPTypeInSSEReg(VT))
- return std::make_pair(0U, X86::RFP64RegisterClass);
- return std::make_pair(0U, X86::RFP80RegisterClass);
+ return std::make_pair(0U, &X86::RFP64RegClass);
+ return std::make_pair(0U, &X86::RFP80RegClass);
case 'y': // MMX_REGS if MMX allowed.
if (!Subtarget->hasMMX()) break;
- return std::make_pair(0U, X86::VR64RegisterClass);
+ return std::make_pair(0U, &X86::VR64RegClass);
case 'Y': // SSE_REGS if SSE2 allowed
if (!Subtarget->hasSSE2()) break;
// FALL THROUGH.
// Scalar SSE types.
case MVT::f32:
case MVT::i32:
- return std::make_pair(0U, X86::FR32RegisterClass);
+ return std::make_pair(0U, &X86::FR32RegClass);
case MVT::f64:
case MVT::i64:
- return std::make_pair(0U, X86::FR64RegisterClass);
+ return std::make_pair(0U, &X86::FR64RegClass);
// Vector types.
case MVT::v16i8:
case MVT::v8i16:
case MVT::v2i64:
case MVT::v4f32:
case MVT::v2f64:
- return std::make_pair(0U, X86::VR128RegisterClass);
+ return std::make_pair(0U, &X86::VR128RegClass);
// AVX types.
case MVT::v32i8:
case MVT::v16i16:
case MVT::v4i64:
case MVT::v8f32:
case MVT::v4f64:
- return std::make_pair(0U, X86::VR256RegisterClass);
-
+ return std::make_pair(0U, &X86::VR256RegClass);
}
break;
}
Constraint[6] == '}') {
Res.first = X86::ST0+Constraint[4]-'0';
- Res.second = X86::RFP80RegisterClass;
+ Res.second = &X86::RFP80RegClass;
return Res;
}
// GCC allows "st(0)" to be called just plain "st".
if (StringRef("{st}").equals_lower(Constraint)) {
Res.first = X86::ST0;
- Res.second = X86::RFP80RegisterClass;
+ Res.second = &X86::RFP80RegClass;
return Res;
}
// flags -> EFLAGS
if (StringRef("{flags}").equals_lower(Constraint)) {
Res.first = X86::EFLAGS;
- Res.second = X86::CCRRegisterClass;
+ Res.second = &X86::CCRRegClass;
return Res;
}
// 'A' means EAX + EDX.
if (Constraint == "A") {
Res.first = X86::EAX;
- Res.second = X86::GR32_ADRegisterClass;
+ Res.second = &X86::GR32_ADRegClass;
return Res;
}
return Res;
// 16-bit register pieces "ax","dx","cx","bx","si","di","bp","sp". If we
// really want an 8-bit or 32-bit register, map to the appropriate register
// class and return the appropriate register.
- if (Res.second == X86::GR16RegisterClass) {
+ if (Res.second == &X86::GR16RegClass) {
if (VT == MVT::i8) {
unsigned DestReg = 0;
switch (Res.first) {
}
if (DestReg) {
Res.first = DestReg;
- Res.second = X86::GR8RegisterClass;
+ Res.second = &X86::GR8RegClass;
}
} else if (VT == MVT::i32) {
unsigned DestReg = 0;
}
if (DestReg) {
Res.first = DestReg;
- Res.second = X86::GR32RegisterClass;
+ Res.second = &X86::GR32RegClass;
}
} else if (VT == MVT::i64) {
unsigned DestReg = 0;
}
if (DestReg) {
Res.first = DestReg;
- Res.second = X86::GR64RegisterClass;
+ Res.second = &X86::GR64RegClass;
}
}
- } else if (Res.second == X86::FR32RegisterClass ||
- Res.second == X86::FR64RegisterClass ||
- Res.second == X86::VR128RegisterClass) {
+ } else if (Res.second == &X86::FR32RegClass ||
+ Res.second == &X86::FR64RegClass ||
+ Res.second == &X86::VR128RegClass) {
// Handle references to XMM physical registers that got mapped into the
// wrong class. This can happen with constraints like {xmm0} where the
// target independent register mapper will just pick the first match it can
// find, ignoring the required type.
if (VT == MVT::f32)
- Res.second = X86::FR32RegisterClass;
+ Res.second = &X86::FR32RegClass;
else if (VT == MVT::f64)
- Res.second = X86::FR64RegisterClass;
- else if (X86::VR128RegisterClass->hasType(VT))
- Res.second = X86::VR128RegisterClass;
+ Res.second = &X86::FR64RegClass;
+ else if (X86::VR128RegClass.hasType(VT))
+ Res.second = &X86::VR128RegClass;
}
return Res;
projects / oota-llvm.git / blobdiff