#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/ADT/VectorExtras.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
using namespace llvm;
setLibcallName(RTLIB::SRL_I128, 0);
setLibcallName(RTLIB::SRA_I128, 0);
- if (Subtarget->isThumb())
+ if (Subtarget->isThumb1Only())
addRegisterClass(MVT::i32, ARM::tGPRRegisterClass);
else
addRegisterClass(MVT::i32, ARM::GPRRegisterClass);
- if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb()) {
+ if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb1Only()) {
addRegisterClass(MVT::f32, ARM::SPRRegisterClass);
addRegisterClass(MVT::f64, ARM::DPRRegisterClass);
}
// i64 operation support.
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb1Only()) {
setOperationAction(ISD::MUL, MVT::i64, Expand);
setOperationAction(ISD::MULHU, MVT::i32, Expand);
setOperationAction(ISD::MULHS, MVT::i32, Expand);
} else {
setOperationAction(ISD::MUL, MVT::i64, Expand);
setOperationAction(ISD::MULHU, MVT::i32, Expand);
- if (!Subtarget->hasV6Ops())
+ if (!Subtarget->isThumb1Only() && !Subtarget->hasV6Ops())
setOperationAction(ISD::MULHS, MVT::i32, Expand);
}
setOperationAction(ISD::SHL_PARTS, MVT::i32, Expand);
}
setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1, Expand);
- if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb())
+ if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb1Only())
// Turn f64->i64 into FMRRD, i64 -> f64 to FMDRR iff target supports vfp2.
setOperationAction(ISD::BIT_CONVERT, MVT::i64, Custom);
setOperationAction(ISD::FCOS, MVT::f64, Expand);
setOperationAction(ISD::FREM, MVT::f64, Expand);
setOperationAction(ISD::FREM, MVT::f32, Expand);
- if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb()) {
+ if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb1Only()) {
setOperationAction(ISD::FCOPYSIGN, MVT::f64, Custom);
setOperationAction(ISD::FCOPYSIGN, MVT::f32, Custom);
}
setOperationAction(ISD::FPOW, MVT::f32, Expand);
// int <-> fp are custom expanded into bit_convert + ARMISD ops.
- if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb()) {
+ if (!UseSoftFloat && Subtarget->hasVFP2() && !Subtarget->isThumb1Only()) {
setOperationAction(ISD::SINT_TO_FP, MVT::i32, Custom);
setOperationAction(ISD::UINT_TO_FP, MVT::i32, Custom);
setOperationAction(ISD::FP_TO_UINT, MVT::i32, Custom);
/// IntCCToARMCC - Convert a DAG integer condition code to an ARM CC
static ARMCC::CondCodes IntCCToARMCC(ISD::CondCode CC) {
switch (CC) {
- default: assert(0 && "Unknown condition code!");
+ default: LLVM_UNREACHABLE("Unknown condition code!");
case ISD::SETNE: return ARMCC::NE;
case ISD::SETEQ: return ARMCC::EQ;
case ISD::SETGT: return ARMCC::GT;
bool Invert = false;
CondCode2 = ARMCC::AL;
switch (CC) {
- default: assert(0 && "Unknown FP condition!");
+ default: LLVM_UNREACHABLE("Unknown FP condition!");
case ISD::SETEQ:
case ISD::SETOEQ: CondCode = ARMCC::EQ; break;
case ISD::SETGT:
bool Return) const {
switch (CC) {
default:
- assert(0 && "Unsupported calling convention");
+ LLVM_UNREACHABLE("Unsupported calling convention");
case CallingConv::C:
case CallingConv::Fast:
// Use target triple & subtarget features to do actual dispatch.
// Assign locations to each value returned by this call.
SmallVector<CCValAssign, 16> RVLocs;
bool isVarArg = TheCall->isVarArg();
- CCState CCInfo(CallingConv, isVarArg, getTargetMachine(), RVLocs);
+ CCState CCInfo(CallingConv, isVarArg, getTargetMachine(),
+ RVLocs, DAG.getContext());
CCInfo.AnalyzeCallResult(TheCall,
CCAssignFnForNode(CallingConv, /* Return*/ true));
}
switch (VA.getLocInfo()) {
- default: assert(0 && "Unknown loc info!");
+ default: LLVM_UNREACHABLE("Unknown loc info!");
case CCValAssign::Full: break;
case CCValAssign::BCvt:
Val = DAG.getNode(ISD::BIT_CONVERT, dl, VA.getValVT(), Val);
// Analyze operands of the call, assigning locations to each operand.
SmallVector<CCValAssign, 16> ArgLocs;
- CCState CCInfo(CC, isVarArg, getTargetMachine(), ArgLocs);
+ CCState CCInfo(CC, isVarArg, getTargetMachine(), ArgLocs, DAG.getContext());
CCInfo.AnalyzeCallOperands(TheCall, CCAssignFnForNode(CC, /* Return*/ false));
// Get a count of how many bytes are to be pushed on the stack.
// Promote the value if needed.
switch (VA.getLocInfo()) {
- default: assert(0 && "Unknown loc info!");
+ default: LLVM_UNREACHABLE("Unknown loc info!");
case CCValAssign::Full: break;
case CCValAssign::SExt:
Arg = DAG.getNode(ISD::SIGN_EXTEND, dl, VA.getLocVT(), Arg);
// ARM call to a local ARM function is predicable.
isLocalARMFunc = !Subtarget->isThumb() && !isExt;
// tBX takes a register source operand.
- if (isARMFunc && Subtarget->isThumb() && !Subtarget->hasV5TOps()) {
+ if (isARMFunc && Subtarget->isThumb1Only() && !Subtarget->hasV5TOps()) {
ARMConstantPoolValue *CPV = new ARMConstantPoolValue(GV, ARMPCLabelIndex,
ARMCP::CPStub, 4);
SDValue CPAddr = DAG.getTargetConstantPool(CPV, getPointerTy(), 4);
isARMFunc = !Subtarget->isThumb() || isStub;
// tBX takes a register source operand.
const char *Sym = S->getSymbol();
- if (isARMFunc && Subtarget->isThumb() && !Subtarget->hasV5TOps()) {
+ if (isARMFunc && Subtarget->isThumb1Only() && !Subtarget->hasV5TOps()) {
ARMConstantPoolValue *CPV = new ARMConstantPoolValue(Sym, ARMPCLabelIndex,
ARMCP::CPStub, 4);
SDValue CPAddr = DAG.getTargetConstantPool(CPV, getPointerTy(), 4);
// FIXME: handle tail calls differently.
unsigned CallOpc;
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb1Only()) {
if (!Subtarget->hasV5TOps() && (!isDirect || isARMFunc))
CallOpc = ARMISD::CALL_NOLINK;
else
? (isLocalARMFunc ? ARMISD::CALL_PRED : ARMISD::CALL)
: ARMISD::CALL_NOLINK;
}
- if (CallOpc == ARMISD::CALL_NOLINK && !Subtarget->isThumb()) {
+ if (CallOpc == ARMISD::CALL_NOLINK && !Subtarget->isThumb1Only()) {
// implicit def LR - LR mustn't be allocated as GRP:$dst of CALL_NOLINK
Chain = DAG.getCopyToReg(Chain, dl, ARM::LR, DAG.getUNDEF(MVT::i32),InFlag);
InFlag = Chain.getValue(1);
bool isVarArg = DAG.getMachineFunction().getFunction()->isVarArg();
// CCState - Info about the registers and stack slots.
- CCState CCInfo(CC, isVarArg, getTargetMachine(), RVLocs);
+ CCState CCInfo(CC, isVarArg, getTargetMachine(), RVLocs, DAG.getContext());
// Analyze return values of ISD::RET.
CCInfo.AnalyzeReturn(Op.getNode(), CCAssignFnForNode(CC, /* Return */ true));
SDValue Arg = Op.getOperand(realRVLocIdx*2+1);
switch (VA.getLocInfo()) {
- default: assert(0 && "Unknown loc info!");
+ default: LLVM_UNREACHABLE("Unknown loc info!");
case CCValAssign::Full: break;
case CCValAssign::BCvt:
Arg = DAG.getNode(ISD::BIT_CONVERT, dl, VA.getLocVT(), Arg);
// FIXME: is there useful debug info available here?
std::pair<SDValue, SDValue> CallResult =
LowerCallTo(Chain, (const Type *) Type::Int32Ty, false, false, false, false,
- CallingConv::C, false,
+ 0, CallingConv::C, false,
DAG.getExternalSymbol("__tls_get_addr", PtrVT), Args, DAG, dl);
return CallResult.first;
}
ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
TargetRegisterClass *RC;
- if (AFI->isThumbFunction())
+ if (AFI->isThumb1OnlyFunction())
RC = ARM::tGPRRegisterClass;
else
RC = ARM::GPRRegisterClass;
// Assign locations to all of the incoming arguments.
SmallVector<CCValAssign, 16> ArgLocs;
- CCState CCInfo(CC, isVarArg, getTargetMachine(), ArgLocs);
+ CCState CCInfo(CC, isVarArg, getTargetMachine(), ArgLocs, DAG.getContext());
CCInfo.AnalyzeFormalArguments(Op.getNode(),
CCAssignFnForNode(CC, /* Return*/ false));
RC = ARM::SPRRegisterClass;
else if (FloatABIType == FloatABI::Hard && RegVT == MVT::f64)
RC = ARM::DPRRegisterClass;
- else if (AFI->isThumbFunction())
+ else if (AFI->isThumb1OnlyFunction())
RC = ARM::tGPRRegisterClass;
else
RC = ARM::GPRRegisterClass;
// to 32 bits. Insert an assert[sz]ext to capture this, then
// truncate to the right size.
switch (VA.getLocInfo()) {
- default: assert(0 && "Unknown loc info!");
+ default: LLVM_UNREACHABLE("Unknown loc info!");
case CCValAssign::Full: break;
case CCValAssign::BCvt:
ArgValue = DAG.getNode(ISD::BIT_CONVERT, dl, VA.getValVT(), ArgValue);
SmallVector<SDValue, 4> MemOps;
for (; NumGPRs < 4; ++NumGPRs) {
TargetRegisterClass *RC;
- if (AFI->isThumbFunction())
+ if (AFI->isThumb1OnlyFunction())
RC = ARM::tGPRRegisterClass;
else
RC = ARM::GPRRegisterClass;
return false;
}
-static bool isLegalCmpImmediate(unsigned C, bool isThumb) {
- return ( isThumb && (C & ~255U) == 0) ||
- (!isThumb && ARM_AM::getSOImmVal(C) != -1);
+static bool isLegalCmpImmediate(unsigned C, bool isThumb1Only) {
+ return ( isThumb1Only && (C & ~255U) == 0) ||
+ (!isThumb1Only && ARM_AM::getSOImmVal(C) != -1);
}
/// Returns appropriate ARM CMP (cmp) and corresponding condition code for
/// the given operands.
static SDValue getARMCmp(SDValue LHS, SDValue RHS, ISD::CondCode CC,
- SDValue &ARMCC, SelectionDAG &DAG, bool isThumb,
+ SDValue &ARMCC, SelectionDAG &DAG, bool isThumb1Only,
DebugLoc dl) {
if (ConstantSDNode *RHSC = dyn_cast<ConstantSDNode>(RHS.getNode())) {
unsigned C = RHSC->getZExtValue();
- if (!isLegalCmpImmediate(C, isThumb)) {
+ if (!isLegalCmpImmediate(C, isThumb1Only)) {
// Constant does not fit, try adjusting it by one?
switch (CC) {
default: break;
case ISD::SETLT:
case ISD::SETGE:
- if (isLegalCmpImmediate(C-1, isThumb)) {
+ if (isLegalCmpImmediate(C-1, isThumb1Only)) {
CC = (CC == ISD::SETLT) ? ISD::SETLE : ISD::SETGT;
RHS = DAG.getConstant(C-1, MVT::i32);
}
break;
case ISD::SETULT:
case ISD::SETUGE:
- if (C > 0 && isLegalCmpImmediate(C-1, isThumb)) {
+ if (C > 0 && isLegalCmpImmediate(C-1, isThumb1Only)) {
CC = (CC == ISD::SETULT) ? ISD::SETULE : ISD::SETUGT;
RHS = DAG.getConstant(C-1, MVT::i32);
}
break;
case ISD::SETLE:
case ISD::SETGT:
- if (isLegalCmpImmediate(C+1, isThumb)) {
+ if (isLegalCmpImmediate(C+1, isThumb1Only)) {
CC = (CC == ISD::SETLE) ? ISD::SETLT : ISD::SETGE;
RHS = DAG.getConstant(C+1, MVT::i32);
}
break;
case ISD::SETULE:
case ISD::SETUGT:
- if (C < 0xffffffff && isLegalCmpImmediate(C+1, isThumb)) {
+ if (C < 0xffffffff && isLegalCmpImmediate(C+1, isThumb1Only)) {
CC = (CC == ISD::SETULE) ? ISD::SETULT : ISD::SETUGE;
RHS = DAG.getConstant(C+1, MVT::i32);
}
if (LHS.getValueType() == MVT::i32) {
SDValue ARMCC;
SDValue CCR = DAG.getRegister(ARM::CPSR, MVT::i32);
- SDValue Cmp = getARMCmp(LHS, RHS, CC, ARMCC, DAG, ST->isThumb(), dl);
+ SDValue Cmp = getARMCmp(LHS, RHS, CC, ARMCC, DAG, ST->isThumb1Only(), dl);
return DAG.getNode(ARMISD::CMOV, dl, VT, FalseVal, TrueVal, ARMCC, CCR,Cmp);
}
if (LHS.getValueType() == MVT::i32) {
SDValue ARMCC;
SDValue CCR = DAG.getRegister(ARM::CPSR, MVT::i32);
- SDValue Cmp = getARMCmp(LHS, RHS, CC, ARMCC, DAG, ST->isThumb(), dl);
+ SDValue Cmp = getARMCmp(LHS, RHS, CC, ARMCC, DAG, ST->isThumb1Only(), dl);
return DAG.getNode(ARMISD::BRCOND, dl, MVT::Other,
Chain, Dest, ARMCC, CCR,Cmp);
}
return SDValue();
// If we are in thumb mode, we don't have RRX.
- if (ST->isThumb()) return SDValue();
+ if (ST->isThumb1Only()) return SDValue();
// Okay, we have a 64-bit SRA or SRL of 1. Lower this to an RRX expr.
SDValue Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, MVT::i32, N->getOperand(0),
if (Op.getOperand(1).getValueType().isFloatingPoint()) {
switch (SetCCOpcode) {
- default: assert(0 && "Illegal FP comparison"); break;
+ default: LLVM_UNREACHABLE("Illegal FP comparison"); break;
case ISD::SETUNE:
case ISD::SETNE: Invert = true; // Fallthrough
case ISD::SETOEQ:
} else {
// Integer comparisons.
switch (SetCCOpcode) {
- default: assert(0 && "Illegal integer comparison"); break;
+ default: LLVM_UNREACHABLE("Illegal integer comparison"); break;
case ISD::SETNE: Invert = true;
case ISD::SETEQ: Opc = ARMISD::VCEQ; break;
case ISD::SETLT: Swap = true;
case ISD::SETUGE: Opc = ARMISD::VCGEU; break;
}
- // Detect VTST (Vector Test Bits) = vicmp ne (and (op0, op1), zero).
+ // Detect VTST (Vector Test Bits) = icmp ne (and (op0, op1), zero).
if (Opc == ARMISD::VCEQ) {
SDValue AndOp;
}
default:
- assert(0 && "unexpected size for isVMOVSplat");
+ LLVM_UNREACHABLE("unexpected size for isVMOVSplat");
break;
}
case 16: CanonicalVT = MVT::v4i16; break;
case 32: CanonicalVT = MVT::v2i32; break;
case 64: CanonicalVT = MVT::v1i64; break;
- default: assert(0 && "unexpected splat element type"); break;
+ default: LLVM_UNREACHABLE("unexpected splat element type"); break;
}
} else {
assert(VT.is128BitVector() && "unknown splat vector size");
case 16: CanonicalVT = MVT::v8i16; break;
case 32: CanonicalVT = MVT::v4i32; break;
case 64: CanonicalVT = MVT::v2i64; break;
- default: assert(0 && "unexpected splat element type"); break;
+ default: LLVM_UNREACHABLE("unexpected splat element type"); break;
}
}
SDValue ARMTargetLowering::LowerOperation(SDValue Op, SelectionDAG &DAG) {
switch (Op.getOpcode()) {
- default: assert(0 && "Don't know how to custom lower this!"); abort();
+ default: LLVM_UNREACHABLE("Don't know how to custom lower this!");
case ISD::ConstantPool: return LowerConstantPool(Op, DAG);
case ISD::GlobalAddress:
return Subtarget->isTargetDarwin() ? LowerGlobalAddressDarwin(Op, DAG) :
SelectionDAG &DAG) {
switch (N->getOpcode()) {
default:
- assert(0 && "Don't know how to custom expand this!");
+ LLVM_UNREACHABLE("Don't know how to custom expand this!");
return;
case ISD::BIT_CONVERT:
Results.push_back(ExpandBIT_CONVERT(N, DAG));
case Intrinsic::arm_neon_vshiftlu:
if (isVShiftLImm(N->getOperand(2), VT, true, Cnt))
break;
- assert(0 && "invalid shift count for vshll intrinsic");
- abort();
+ LLVM_UNREACHABLE("invalid shift count for vshll intrinsic");
case Intrinsic::arm_neon_vrshifts:
case Intrinsic::arm_neon_vrshiftu:
case Intrinsic::arm_neon_vqshiftsu:
if (isVShiftLImm(N->getOperand(2), VT, false, Cnt))
break;
- assert(0 && "invalid shift count for vqshlu intrinsic");
- abort();
+ LLVM_UNREACHABLE("invalid shift count for vqshlu intrinsic");
case Intrinsic::arm_neon_vshiftn:
case Intrinsic::arm_neon_vrshiftn:
// Narrowing shifts require an immediate right shift.
if (isVShiftRImm(N->getOperand(2), VT, true, true, Cnt))
break;
- assert(0 && "invalid shift count for narrowing vector shift intrinsic");
- abort();
+ LLVM_UNREACHABLE("invalid shift count for narrowing vector shift intrinsic");
default:
- assert(0 && "unhandled vector shift");
+ LLVM_UNREACHABLE("unhandled vector shift");
}
switch (IntNo) {
else if (isVShiftRImm(N->getOperand(3), VT, false, true, Cnt))
VShiftOpc = ARMISD::VSRI;
else {
- assert(0 && "invalid shift count for vsli/vsri intrinsic");
- abort();
+ LLVM_UNREACHABLE("invalid shift count for vsli/vsri intrinsic");
}
return DAG.getNode(VShiftOpc, N->getDebugLoc(), N->getValueType(0),
int64_t Cnt;
switch (N->getOpcode()) {
- default: assert(0 && "unexpected shift opcode");
+ default: LLVM_UNREACHABLE("unexpected shift opcode");
case ISD::SHL:
if (isVShiftLImm(N->getOperand(1), VT, false, Cnt))
unsigned Opc = 0;
switch (N->getOpcode()) {
- default: assert(0 && "unexpected opcode");
+ default: LLVM_UNREACHABLE("unexpected opcode");
case ISD::SIGN_EXTEND:
Opc = ARMISD::VGETLANEs;
break;
if (!VT.isSimple())
return false;
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb()) { // FIXME for thumb2
if (V < 0)
return false;
case 0: // no scale reg, must be "r+i" or "r", or "i".
break;
case 1:
- if (Subtarget->isThumb())
+ if (Subtarget->isThumb()) // FIXME for thumb2
return false;
// FALL THROUGH.
default:
bool isInc;
bool isLegal = false;
- if (Subtarget->isThumb2())
+ if (Subtarget->isThumb() && Subtarget->hasThumb2())
isLegal = getT2IndexedAddressParts(Ptr.getNode(), VT, isSEXTLoad, Base,
Offset, isInc, DAG);
else
bool isInc;
bool isLegal = false;
- if (Subtarget->isThumb2())
+ if (Subtarget->isThumb() && Subtarget->hasThumb2())
isLegal = getT2IndexedAddressParts(Op, VT, isSEXTLoad, Base, Offset,
isInc, DAG);
else
// GCC RS6000 Constraint Letters
switch (Constraint[0]) {
case 'l':
- if (Subtarget->isThumb())
+ if (Subtarget->isThumb1Only())
return std::make_pair(0U, ARM::tGPRRegisterClass);
else
return std::make_pair(0U, ARM::GPRRegisterClass);
switch (Constraint) {
case 'I':
- if (Subtarget->isThumb()) {
- // This must be a constant between 0 and 255, for ADD immediates.
+ if (Subtarget->isThumb1Only()) {
+ // This must be a constant between 0 and 255, for ADD
+ // immediates.
if (CVal >= 0 && CVal <= 255)
break;
+ } else if (Subtarget->isThumb2()) {
+ // A constant that can be used as an immediate value in a
+ // data-processing instruction.
+ if (ARM_AM::getT2SOImmVal(CVal) != -1)
+ break;
} else {
// A constant that can be used as an immediate value in a
// data-processing instruction.
return;
case 'J':
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb()) { // FIXME thumb2
// This must be a constant between -255 and -1, for negated ADD
// immediates. This can be used in GCC with an "n" modifier that
// prints the negated value, for use with SUB instructions. It is
return;
case 'K':
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb1Only()) {
// A 32-bit value where only one byte has a nonzero value. Exclude
// zero to match GCC. This constraint is used by GCC internally for
// constants that can be loaded with a move/shift combination.
// It is not useful otherwise but is implemented for compatibility.
if (CVal != 0 && ARM_AM::isThumbImmShiftedVal(CVal))
break;
+ } else if (Subtarget->isThumb2()) {
+ // A constant whose bitwise inverse can be used as an immediate
+ // value in a data-processing instruction. This can be used in GCC
+ // with a "B" modifier that prints the inverted value, for use with
+ // BIC and MVN instructions. It is not useful otherwise but is
+ // implemented for compatibility.
+ if (ARM_AM::getT2SOImmVal(~CVal) != -1)
+ break;
} else {
// A constant whose bitwise inverse can be used as an immediate
// value in a data-processing instruction. This can be used in GCC
return;
case 'L':
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb1Only()) {
// This must be a constant between -7 and 7,
// for 3-operand ADD/SUB immediate instructions.
if (CVal >= -7 && CVal < 7)
break;
+ } else if (Subtarget->isThumb2()) {
+ // A constant whose negation can be used as an immediate value in a
+ // data-processing instruction. This can be used in GCC with an "n"
+ // modifier that prints the negated value, for use with SUB
+ // instructions. It is not useful otherwise but is implemented for
+ // compatibility.
+ if (ARM_AM::getT2SOImmVal(-CVal) != -1)
+ break;
} else {
// A constant whose negation can be used as an immediate value in a
// data-processing instruction. This can be used in GCC with an "n"
return;
case 'M':
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb()) { // FIXME thumb2
// This must be a multiple of 4 between 0 and 1020, for
// ADD sp + immediate.
if ((CVal >= 0 && CVal <= 1020) && ((CVal & 3) == 0))
return;
case 'N':
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb()) { // FIXME thumb2
// This must be a constant between 0 and 31, for shift amounts.
if (CVal >= 0 && CVal <= 31)
break;
return;
case 'O':
- if (Subtarget->isThumb()) {
+ if (Subtarget->isThumb()) { // FIXME thumb2
// This must be a multiple of 4 between -508 and 508, for
// ADD/SUB sp = sp + immediate.
if ((CVal >= -508 && CVal <= 508) && ((CVal & 3) == 0))
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