cl::desc("Enable / disable ARM interworking (for debugging only)"),
cl::init(true));
-static cl::opt<bool>
-UseDivMod("arm-divmod-libcall", cl::Hidden,
- cl::desc("Use __{u}divmod libcalls for div / rem pairs"),
- cl::init(false));
-
void ARMTargetLowering::addTypeForNEON(EVT VT, EVT PromotedLdStVT,
EVT PromotedBitwiseVT) {
if (VT != PromotedLdStVT) {
setLibcallCallingConv(RTLIB::UDIV_I32, CallingConv::ARM_AAPCS);
}
- if (UseDivMod) {
+ if (HasDivModLibcall) {
setLibcallName(RTLIB::SDIVREM_I32, "__divmodsi4");
setLibcallName(RTLIB::UDIVREM_I32, "__udivmodsi4");
}
EVT VT = N->getValueType(0);
SelectionDAG &DAG = DCI.DAG;
+ if(!DAG.getTargetLoweringInfo().isTypeLegal(VT))
+ return SDValue();
+
APInt SplatBits, SplatUndef;
unsigned SplatBitSize;
bool HasAnyUndefs;
EVT VT = N->getValueType(0);
SelectionDAG &DAG = DCI.DAG;
+ if(!DAG.getTargetLoweringInfo().isTypeLegal(VT))
+ return SDValue();
+
APInt SplatBits, SplatUndef;
unsigned SplatBitSize;
bool HasAnyUndefs;
// Otherwise, the i64 value will be legalized to a pair of i32 values.
StoreSDNode *St = cast<StoreSDNode>(N);
SDValue StVal = St->getValue();
- if (!ISD::isNormalStore(St) || St->isVolatile() ||
- StVal.getValueType() != MVT::i64 ||
+ if (!ISD::isNormalStore(St) || St->isVolatile())
+ return SDValue();
+
+ if (StVal.getNode()->getOpcode() == ARMISD::VMOVDRR &&
+ StVal.getNode()->hasOneUse() && !St->isVolatile()) {
+ SelectionDAG &DAG = DCI.DAG;
+ DebugLoc DL = St->getDebugLoc();
+ SDValue BasePtr = St->getBasePtr();
+ SDValue NewST1 = DAG.getStore(St->getChain(), DL,
+ StVal.getNode()->getOperand(0), BasePtr,
+ St->getPointerInfo(), St->isVolatile(),
+ St->isNonTemporal(), St->getAlignment());
+
+ SDValue OffsetPtr = DAG.getNode(ISD::ADD, DL, MVT::i32, BasePtr,
+ DAG.getConstant(4, MVT::i32));
+ return DAG.getStore(NewST1.getValue(0), DL, StVal.getNode()->getOperand(1),
+ OffsetPtr, St->getPointerInfo(), St->isVolatile(),
+ St->isNonTemporal(),
+ std::min(4U, St->getAlignment() / 2));
+ }
+
+ if (StVal.getValueType() != MVT::i64 ||
StVal.getNode()->getOpcode() != ISD::EXTRACT_VECTOR_ELT)
return SDValue();