STATISTIC(NumTailCalls, "Number of tail calls");
STATISTIC(NumShiftInserts, "Number of vector shift inserts");
+namespace {
enum AlignMode {
StrictAlign,
NoStrictAlign
};
+}
static cl::opt<AlignMode>
Align(cl::desc("Load/store alignment support"),
addDRTypeForNEON(MVT::v2i32);
addDRTypeForNEON(MVT::v1i64);
addDRTypeForNEON(MVT::v1f64);
+ addDRTypeForNEON(MVT::v4f16);
addQRTypeForNEON(MVT::v4f32);
addQRTypeForNEON(MVT::v2f64);
addQRTypeForNEON(MVT::v8i16);
addQRTypeForNEON(MVT::v4i32);
addQRTypeForNEON(MVT::v2i64);
+ addQRTypeForNEON(MVT::v8f16);
}
// Compute derived properties from the register classes
setOperationAction(ISD::FCOPYSIGN, MVT::f64, Custom);
setOperationAction(ISD::FCOPYSIGN, MVT::f32, Custom);
+ // f16 is storage-only, so we promote operations to f32 if we know this is
+ // valid, and ignore them otherwise. The operations not mentioned here will
+ // fail to select, but this is not a major problem as no source language
+ // should be emitting native f16 operations yet.
+ setOperationAction(ISD::FADD, MVT::f16, Promote);
+ setOperationAction(ISD::FDIV, MVT::f16, Promote);
+ setOperationAction(ISD::FMUL, MVT::f16, Promote);
+ setOperationAction(ISD::FSUB, MVT::f16, Promote);
+
+ // v4f16 is also a storage-only type, so promote it to v4f32 when that is
+ // known to be safe.
+ setOperationAction(ISD::FADD, MVT::v4f16, Promote);
+ setOperationAction(ISD::FSUB, MVT::v4f16, Promote);
+ setOperationAction(ISD::FMUL, MVT::v4f16, Promote);
+ setOperationAction(ISD::FDIV, MVT::v4f16, Promote);
+ setOperationAction(ISD::FP_EXTEND, MVT::v4f16, Promote);
+ setOperationAction(ISD::FP_ROUND, MVT::v4f16, Promote);
+ AddPromotedToType(ISD::FADD, MVT::v4f16, MVT::v4f32);
+ AddPromotedToType(ISD::FSUB, MVT::v4f16, MVT::v4f32);
+ AddPromotedToType(ISD::FMUL, MVT::v4f16, MVT::v4f32);
+ AddPromotedToType(ISD::FDIV, MVT::v4f16, MVT::v4f32);
+ AddPromotedToType(ISD::FP_EXTEND, MVT::v4f16, MVT::v4f32);
+ AddPromotedToType(ISD::FP_ROUND, MVT::v4f16, MVT::v4f32);
+
+ // Expand all other v4f16 operations.
+ // FIXME: We could generate better code by promoting some operations to
+ // a pair of v4f32s
+ setOperationAction(ISD::FABS, MVT::v4f16, Expand);
+ setOperationAction(ISD::FCEIL, MVT::v4f16, Expand);
+ setOperationAction(ISD::FCOPYSIGN, MVT::v4f16, Expand);
+ setOperationAction(ISD::FCOS, MVT::v4f16, Expand);
+ setOperationAction(ISD::FFLOOR, MVT::v4f16, Expand);
+ setOperationAction(ISD::FMA, MVT::v4f16, Expand);
+ setOperationAction(ISD::FNEARBYINT, MVT::v4f16, Expand);
+ setOperationAction(ISD::FNEG, MVT::v4f16, Expand);
+ setOperationAction(ISD::FPOW, MVT::v4f16, Expand);
+ setOperationAction(ISD::FPOWI, MVT::v4f16, Expand);
+ setOperationAction(ISD::FREM, MVT::v4f16, Expand);
+ setOperationAction(ISD::FROUND, MVT::v4f16, Expand);
+ setOperationAction(ISD::FRINT, MVT::v4f16, Expand);
+ setOperationAction(ISD::FSIN, MVT::v4f16, Expand);
+ setOperationAction(ISD::FSINCOS, MVT::v4f16, Expand);
+ setOperationAction(ISD::FSQRT, MVT::v4f16, Expand);
+ setOperationAction(ISD::FTRUNC, MVT::v4f16, Expand);
+ setOperationAction(ISD::SETCC, MVT::v4f16, Expand);
+ setOperationAction(ISD::BR_CC, MVT::v4f16, Expand);
+ setOperationAction(ISD::SELECT, MVT::v4f16, Expand);
+ setOperationAction(ISD::SELECT_CC, MVT::v4f16, Expand);
+ setOperationAction(ISD::FEXP, MVT::v4f16, Expand);
+ setOperationAction(ISD::FEXP2, MVT::v4f16, Expand);
+ setOperationAction(ISD::FLOG, MVT::v4f16, Expand);
+ setOperationAction(ISD::FLOG2, MVT::v4f16, Expand);
+ setOperationAction(ISD::FLOG10, MVT::v4f16, Expand);
+
+
+ // v8f16 is also a storage-only type, so expand it.
+ setOperationAction(ISD::FABS, MVT::v8f16, Expand);
+ setOperationAction(ISD::FADD, MVT::v8f16, Expand);
+ setOperationAction(ISD::FCEIL, MVT::v8f16, Expand);
+ setOperationAction(ISD::FCOPYSIGN, MVT::v8f16, Expand);
+ setOperationAction(ISD::FCOS, MVT::v8f16, Expand);
+ setOperationAction(ISD::FDIV, MVT::v8f16, Expand);
+ setOperationAction(ISD::FFLOOR, MVT::v8f16, Expand);
+ setOperationAction(ISD::FMA, MVT::v8f16, Expand);
+ setOperationAction(ISD::FMUL, MVT::v8f16, Expand);
+ setOperationAction(ISD::FNEARBYINT, MVT::v8f16, Expand);
+ setOperationAction(ISD::FNEG, MVT::v8f16, Expand);
+ setOperationAction(ISD::FPOW, MVT::v8f16, Expand);
+ setOperationAction(ISD::FPOWI, MVT::v8f16, Expand);
+ setOperationAction(ISD::FREM, MVT::v8f16, Expand);
+ setOperationAction(ISD::FROUND, MVT::v8f16, Expand);
+ setOperationAction(ISD::FRINT, MVT::v8f16, Expand);
+ setOperationAction(ISD::FSIN, MVT::v8f16, Expand);
+ setOperationAction(ISD::FSINCOS, MVT::v8f16, Expand);
+ setOperationAction(ISD::FSQRT, MVT::v8f16, Expand);
+ setOperationAction(ISD::FSUB, MVT::v8f16, Expand);
+ setOperationAction(ISD::FTRUNC, MVT::v8f16, Expand);
+ setOperationAction(ISD::SETCC, MVT::v8f16, Expand);
+ setOperationAction(ISD::BR_CC, MVT::v8f16, Expand);
+ setOperationAction(ISD::SELECT, MVT::v8f16, Expand);
+ setOperationAction(ISD::SELECT_CC, MVT::v8f16, Expand);
+ setOperationAction(ISD::FP_EXTEND, MVT::v8f16, Expand);
+ setOperationAction(ISD::FEXP, MVT::v8f16, Expand);
+ setOperationAction(ISD::FEXP2, MVT::v8f16, Expand);
+ setOperationAction(ISD::FLOG, MVT::v8f16, Expand);
+ setOperationAction(ISD::FLOG2, MVT::v8f16, Expand);
+ setOperationAction(ISD::FLOG10, MVT::v8f16, Expand);
+
// AArch64 has implementations of a lot of rounding-like FP operations.
static MVT RoundingTypes[] = { MVT::f32, MVT::f64};
for (unsigned I = 0; I < array_lengthof(RoundingTypes); ++I) {
}
void AArch64TargetLowering::addTypeForNEON(EVT VT, EVT PromotedBitwiseVT) {
- if (VT == MVT::v2f32) {
+ if (VT == MVT::v2f32 || VT == MVT::v4f16) {
setOperationAction(ISD::LOAD, VT.getSimpleVT(), Promote);
AddPromotedToType(ISD::LOAD, VT.getSimpleVT(), MVT::v2i32);
setOperationAction(ISD::STORE, VT.getSimpleVT(), Promote);
AddPromotedToType(ISD::STORE, VT.getSimpleVT(), MVT::v2i32);
- } else if (VT == MVT::v2f64 || VT == MVT::v4f32) {
+ } else if (VT == MVT::v2f64 || VT == MVT::v4f32 || VT == MVT::v8f16) {
setOperationAction(ISD::LOAD, VT.getSimpleVT(), Promote);
AddPromotedToType(ISD::LOAD, VT.getSimpleVT(), MVT::v2i64);
static SDValue getAArch64Cmp(SDValue LHS, SDValue RHS, ISD::CondCode CC,
SDValue &AArch64cc, SelectionDAG &DAG, SDLoc dl) {
+ SDValue Cmp;
+ AArch64CC::CondCode AArch64CC;
if (ConstantSDNode *RHSC = dyn_cast<ConstantSDNode>(RHS.getNode())) {
EVT VT = RHS.getValueType();
uint64_t C = RHSC->getZExtValue();
}
}
}
-
- SDValue Cmp = emitComparison(LHS, RHS, CC, dl, DAG);
- AArch64CC::CondCode AArch64CC = changeIntCCToAArch64CC(CC);
+ // The imm operand of ADDS is an unsigned immediate, in the range 0 to 4095.
+ // For the i8 operand, the largest immediate is 255, so this can be easily
+ // encoded in the compare instruction. For the i16 operand, however, the
+ // largest immediate cannot be encoded in the compare.
+ // Therefore, use a sign extending load and cmn to avoid materializing the -1
+ // constant. For example,
+ // movz w1, #65535
+ // ldrh w0, [x0, #0]
+ // cmp w0, w1
+ // >
+ // ldrsh w0, [x0, #0]
+ // cmn w0, #1
+ // Fundamental, we're relying on the property that (zext LHS) == (zext RHS)
+ // if and only if (sext LHS) == (sext RHS). The checks are in place to ensure
+ // both the LHS and RHS are truely zero extended and to make sure the
+ // transformation is profitable.
+ if ((CC == ISD::SETEQ || CC == ISD::SETNE) && isa<ConstantSDNode>(RHS)) {
+ if ((cast<ConstantSDNode>(RHS)->getZExtValue() >> 16 == 0) &&
+ isa<LoadSDNode>(LHS)) {
+ if (cast<LoadSDNode>(LHS)->getExtensionType() == ISD::ZEXTLOAD &&
+ cast<LoadSDNode>(LHS)->getMemoryVT() == MVT::i16 &&
+ LHS.getNode()->hasNUsesOfValue(1, 0)) {
+ int16_t ValueofRHS = cast<ConstantSDNode>(RHS)->getZExtValue();
+ if (ValueofRHS < 0 && isLegalArithImmed(-ValueofRHS)) {
+ SDValue SExt =
+ DAG.getNode(ISD::SIGN_EXTEND_INREG, dl, LHS.getValueType(), LHS,
+ DAG.getValueType(MVT::i16));
+ Cmp = emitComparison(SExt,
+ DAG.getConstant(ValueofRHS, RHS.getValueType()),
+ CC, dl, DAG);
+ AArch64CC = changeIntCCToAArch64CC(CC);
+ AArch64cc = DAG.getConstant(AArch64CC, MVT::i32);
+ return Cmp;
+ }
+ }
+ }
+ }
+ Cmp = emitComparison(LHS, RHS, CC, dl, DAG);
+ AArch64CC = changeIntCCToAArch64CC(CC);
AArch64cc = DAG.getConstant(AArch64CC, MVT::i32);
return Cmp;
}
if (VT.getSizeInBits() > InVT.getSizeInBits()) {
SDLoc dl(Op);
- SDValue Ext = DAG.getNode(ISD::FP_EXTEND, dl, MVT::v2f64, Op.getOperand(0));
+ MVT ExtVT =
+ MVT::getVectorVT(MVT::getFloatingPointVT(VT.getScalarSizeInBits()),
+ VT.getVectorNumElements());
+ SDValue Ext = DAG.getNode(ISD::FP_EXTEND, dl, ExtVT, Op.getOperand(0));
return DAG.getNode(Op.getOpcode(), dl, VT, Ext);
}
// Assign locations to all of the incoming arguments.
SmallVector<CCValAssign, 16> ArgLocs;
- CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
- getTargetMachine(), ArgLocs, *DAG.getContext());
+ CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(), ArgLocs,
+ *DAG.getContext());
// At this point, Ins[].VT may already be promoted to i32. To correctly
// handle passing i8 as i8 instead of i32 on stack, we pass in both i32 and
} else { // VA.isRegLoc()
assert(VA.isMemLoc() && "CCValAssign is neither reg nor mem");
unsigned ArgOffset = VA.getLocMemOffset();
- unsigned ArgSize = VA.getLocVT().getSizeInBits() / 8;
+ unsigned ArgSize = VA.getValVT().getSizeInBits() / 8;
uint32_t BEAlign = 0;
if (ArgSize < 8 && !Subtarget->isLittleEndian())
: RetCC_AArch64_AAPCS;
// Assign locations to each value returned by this call.
SmallVector<CCValAssign, 16> RVLocs;
- CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
- getTargetMachine(), RVLocs, *DAG.getContext());
+ CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(), RVLocs,
+ *DAG.getContext());
CCInfo.AnalyzeCallResult(Ins, RetCC);
// Copy all of the result registers out of their specified physreg.
return false;
}
+ // Externally-defined functions with weak linkage should not be
+ // tail-called on AArch64 when the OS does not support dynamic
+ // pre-emption of symbols, as the AAELF spec requires normal calls
+ // to undefined weak functions to be replaced with a NOP or jump to the
+ // next instruction. The behaviour of branch instructions in this
+ // situation (as used for tail calls) is implementation-defined, so we
+ // cannot rely on the linker replacing the tail call with a return.
+ if (GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee)) {
+ const GlobalValue *GV = G->getGlobal();
+ if (GV->hasExternalWeakLinkage())
+ return false;
+ }
+
// Now we search for cases where we can use a tail call without changing the
// ABI. Sibcall is used in some places (particularly gcc) to refer to this
// concept.
// FIXME: for now we take the most conservative of these in both cases:
// disallow all variadic memory operands.
SmallVector<CCValAssign, 16> ArgLocs;
- CCState CCInfo(CalleeCC, isVarArg, DAG.getMachineFunction(),
- getTargetMachine(), ArgLocs, *DAG.getContext());
+ CCState CCInfo(CalleeCC, isVarArg, DAG.getMachineFunction(), ArgLocs,
+ *DAG.getContext());
CCInfo.AnalyzeCallOperands(Outs, CCAssignFnForCall(CalleeCC, true));
for (unsigned i = 0, e = ArgLocs.size(); i != e; ++i)
// results are returned in the same way as what the caller expects.
if (!CCMatch) {
SmallVector<CCValAssign, 16> RVLocs1;
- CCState CCInfo1(CalleeCC, false, DAG.getMachineFunction(),
- getTargetMachine(), RVLocs1, *DAG.getContext());
+ CCState CCInfo1(CalleeCC, false, DAG.getMachineFunction(), RVLocs1,
+ *DAG.getContext());
CCInfo1.AnalyzeCallResult(Ins, CCAssignFnForCall(CalleeCC, isVarArg));
SmallVector<CCValAssign, 16> RVLocs2;
- CCState CCInfo2(CallerCC, false, DAG.getMachineFunction(),
- getTargetMachine(), RVLocs2, *DAG.getContext());
+ CCState CCInfo2(CallerCC, false, DAG.getMachineFunction(), RVLocs2,
+ *DAG.getContext());
CCInfo2.AnalyzeCallResult(Ins, CCAssignFnForCall(CallerCC, isVarArg));
if (RVLocs1.size() != RVLocs2.size())
return true;
SmallVector<CCValAssign, 16> ArgLocs;
- CCState CCInfo(CalleeCC, isVarArg, DAG.getMachineFunction(),
- getTargetMachine(), ArgLocs, *DAG.getContext());
+ CCState CCInfo(CalleeCC, isVarArg, DAG.getMachineFunction(), ArgLocs,
+ *DAG.getContext());
CCInfo.AnalyzeCallOperands(Outs, CCAssignFnForCall(CalleeCC, isVarArg));
// Analyze operands of the call, assigning locations to each operand.
SmallVector<CCValAssign, 16> ArgLocs;
- CCState CCInfo(CallConv, IsVarArg, DAG.getMachineFunction(),
- getTargetMachine(), ArgLocs, *DAG.getContext());
+ CCState CCInfo(CallConv, IsVarArg, DAG.getMachineFunction(), ArgLocs,
+ *DAG.getContext());
if (IsVarArg) {
// Handle fixed and variable vector arguments differently.
// common case. It should also work for fundamental types too.
uint32_t BEAlign = 0;
unsigned OpSize = Flags.isByVal() ? Flags.getByValSize() * 8
- : VA.getLocVT().getSizeInBits();
+ : VA.getValVT().getSizeInBits();
OpSize = (OpSize + 7) / 8;
if (!Subtarget->isLittleEndian() && !Flags.isByVal()) {
if (OpSize < 8)
DAG.getConstant(Outs[i].Flags.getByValSize(), MVT::i64);
SDValue Cpy = DAG.getMemcpy(
Chain, DL, DstAddr, Arg, SizeNode, Outs[i].Flags.getByValAlign(),
- /*isVolatile = */ false,
- /*alwaysInline = */ false, DstInfo, MachinePointerInfo());
+ /*isVol = */ false,
+ /*AlwaysInline = */ false, DstInfo, MachinePointerInfo());
MemOpChains.push_back(Cpy);
} else {
? RetCC_AArch64_WebKit_JS
: RetCC_AArch64_AAPCS;
SmallVector<CCValAssign, 16> RVLocs;
- CCState CCInfo(CallConv, isVarArg, MF, getTargetMachine(), RVLocs, Context);
+ CCState CCInfo(CallConv, isVarArg, MF, RVLocs, Context);
return CCInfo.CheckReturn(Outs, RetCC);
}
? RetCC_AArch64_WebKit_JS
: RetCC_AArch64_AAPCS;
SmallVector<CCValAssign, 16> RVLocs;
- CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
- getTargetMachine(), RVLocs, *DAG.getContext());
+ CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(), RVLocs,
+ *DAG.getContext());
CCInfo.AnalyzeReturn(Outs, RetCC);
// Copy the result values into the output registers.
VT.getVectorElementType() == MVT::f32)
return DAG.getNode(AArch64ISD::REV64, dl, VT, OpLHS);
// vrev <4 x i16> -> REV32
- if (VT.getVectorElementType() == MVT::i16)
+ if (VT.getVectorElementType() == MVT::i16 ||
+ VT.getVectorElementType() == MVT::f16)
return DAG.getNode(AArch64ISD::REV32, dl, VT, OpLHS);
// vrev <4 x i8> -> REV16
assert(VT.getVectorElementType() == MVT::i8);
static unsigned getDUPLANEOp(EVT EltType) {
if (EltType == MVT::i8)
return AArch64ISD::DUPLANE8;
- if (EltType == MVT::i16)
+ if (EltType == MVT::i16 || EltType == MVT::f16)
return AArch64ISD::DUPLANE16;
if (EltType == MVT::i32 || EltType == MVT::f32)
return AArch64ISD::DUPLANE32;
SDValue SrcLaneV = DAG.getConstant(SrcLane, MVT::i64);
EVT ScalarVT = VT.getVectorElementType();
- if (ScalarVT.getSizeInBits() < 32)
+
+ if (ScalarVT.getSizeInBits() < 32 && ScalarVT.isInteger())
ScalarVT = MVT::i32;
return DAG.getNode(
// Insertion/extraction are legal for V128 types.
if (VT == MVT::v16i8 || VT == MVT::v8i16 || VT == MVT::v4i32 ||
- VT == MVT::v2i64 || VT == MVT::v4f32 || VT == MVT::v2f64)
+ VT == MVT::v2i64 || VT == MVT::v4f32 || VT == MVT::v2f64 ||
+ VT == MVT::v8f16)
return Op;
if (VT != MVT::v8i8 && VT != MVT::v4i16 && VT != MVT::v2i32 &&
- VT != MVT::v1i64 && VT != MVT::v2f32)
+ VT != MVT::v1i64 && VT != MVT::v2f32 && VT != MVT::v4f16)
return SDValue();
// For V64 types, we perform insertion by expanding the value
// Insertion/extraction are legal for V128 types.
if (VT == MVT::v16i8 || VT == MVT::v8i16 || VT == MVT::v4i32 ||
- VT == MVT::v2i64 || VT == MVT::v4f32 || VT == MVT::v2f64)
+ VT == MVT::v2i64 || VT == MVT::v4f32 || VT == MVT::v2f64 ||
+ VT == MVT::v8f16)
return Op;
if (VT != MVT::v8i8 && VT != MVT::v4i16 && VT != MVT::v2i32 &&
- VT != MVT::v1i64 && VT != MVT::v2f32)
+ VT != MVT::v1i64 && VT != MVT::v2f32 && VT != MVT::v4f16)
return SDValue();
// For V64 types, we perform extraction by expanding the value
// If the vector type isn't a simple VT, it's beyond the scope of what
// we're worried about here. Let legalization do its thing and hope for
// the best.
- if (!ResVT.isSimple())
+ SDValue Src = N->getOperand(0);
+ EVT SrcVT = Src->getValueType(0);
+ if (!ResVT.isSimple() || !SrcVT.isSimple())
return SDValue();
- SDValue Src = N->getOperand(0);
- MVT SrcVT = Src->getValueType(0).getSimpleVT();
// If the source VT is a 64-bit vector, we can play games and get the
// better results we want.
if (SrcVT.getSizeInBits() != 64)
Ops.push_back(Inc);
EVT Tys[3] = { VT, MVT::i64, MVT::Other };
- SDVTList SDTys = DAG.getVTList(ArrayRef<EVT>(Tys, 3));
+ SDVTList SDTys = DAG.getVTList(Tys);
unsigned NewOp = IsLaneOp ? AArch64ISD::LD1LANEpost : AArch64ISD::LD1DUPpost;
SDValue UpdN = DAG.getMemIntrinsicNode(NewOp, SDLoc(N), SDTys, Ops,
MemVT,
Tys[n] = VecTy;
Tys[n++] = MVT::i64; // Type of write back register
Tys[n] = MVT::Other; // Type of the chain
- SDVTList SDTys = DAG.getVTList(ArrayRef<EVT>(Tys, NumResultVecs + 2));
+ SDVTList SDTys = DAG.getVTList(makeArrayRef(Tys, NumResultVecs + 2));
MemIntrinsicSDNode *MemInt = cast<MemIntrinsicSDNode>(N);
SDValue UpdN = DAG.getMemIntrinsicNode(NewOpc, SDLoc(N), SDTys, Ops,
static SDValue performSelectCombine(SDNode *N, SelectionDAG &DAG) {
SDValue N0 = N->getOperand(0);
EVT ResVT = N->getValueType(0);
+ EVT SrcVT = N0.getOperand(0).getValueType();
+ int NumMaskElts = ResVT.getSizeInBits() / SrcVT.getSizeInBits();
- if (!N->getOperand(1).getValueType().isVector())
+ // If NumMaskElts == 0, the comparison is larger than select result. The
+ // largest real NEON comparison is 64-bits per lane, which means the result is
+ // at most 32-bits and an illegal vector. Just bail out for now.
+ if (!ResVT.isVector() || NumMaskElts == 0)
return SDValue();
if (N0.getOpcode() != ISD::SETCC || N0.getValueType() != MVT::i1)
return SDValue();
- SDLoc DL(N0);
-
- EVT SrcVT = N0.getOperand(0).getValueType();
- SrcVT = EVT::getVectorVT(*DAG.getContext(), SrcVT,
- ResVT.getSizeInBits() / SrcVT.getSizeInBits());
+ SrcVT = EVT::getVectorVT(*DAG.getContext(), SrcVT, NumMaskElts);
EVT CCVT = SrcVT.changeVectorElementTypeToInteger();
// First perform a vector comparison, where lane 0 is the one we're interested
// in.
+ SDLoc DL(N0);
SDValue LHS =
DAG.getNode(ISD::SCALAR_TO_VECTOR, DL, SrcVT, N0.getOperand(0));
SDValue RHS =
// Now duplicate the comparison mask we want across all other lanes.
SmallVector<int, 8> DUPMask(CCVT.getVectorNumElements(), 0);
SDValue Mask = DAG.getVectorShuffle(CCVT, DL, SetCC, SetCC, DUPMask.data());
- Mask = DAG.getNode(ISD::BITCAST, DL, ResVT.changeVectorElementTypeToInteger(),
- Mask);
+ Mask = DAG.getNode(ISD::BITCAST, DL,
+ ResVT.changeVectorElementTypeToInteger(), Mask);
return DAG.getSelect(DL, ResVT, Mask, N->getOperand(1), N->getOperand(2));
}
AtomicOrdering Ord) const {
Module *M = Builder.GetInsertBlock()->getParent()->getParent();
Type *ValTy = cast<PointerType>(Addr->getType())->getElementType();
- bool IsAcquire =
- Ord == Acquire || Ord == AcquireRelease || Ord == SequentiallyConsistent;
+ bool IsAcquire = isAtLeastAcquire(Ord);
// Since i128 isn't legal and intrinsics don't get type-lowered, the ldrexd
// intrinsic must return {i64, i64} and we have to recombine them into a
Value *Val, Value *Addr,
AtomicOrdering Ord) const {
Module *M = Builder.GetInsertBlock()->getParent()->getParent();
- bool IsRelease =
- Ord == Release || Ord == AcquireRelease || Ord == SequentiallyConsistent;
+ bool IsRelease = isAtLeastRelease(Ord);
// Since the intrinsics must have legal type, the i128 intrinsics take two
// parameters: "i64, i64". We must marshal Val into the appropriate form