// will selectively turn on ones that can be effectively codegen'd.
for (MVT VT : MVT::vector_valuetypes()) {
// add/sub are legal for all supported vector VT's.
- // This check is temporary until support for quadword add/sub is added
- if (VT.SimpleTy != MVT::v1i128) {
- setOperationAction(ISD::ADD , VT, Legal);
- setOperationAction(ISD::SUB , VT, Legal);
- }
- else {
- setOperationAction(ISD::ADD , VT, Expand);
- setOperationAction(ISD::SUB , VT, Expand);
- }
+ setOperationAction(ISD::ADD , VT, Legal);
+ setOperationAction(ISD::SUB , VT, Legal);
// Vector instructions introduced in P8
if (Subtarget.hasP8Altivec() && (VT.SimpleTy != MVT::v1i128)) {
case PPCISD::ADDI_DTPREL_L: return "PPCISD::ADDI_DTPREL_L";
case PPCISD::VADD_SPLAT: return "PPCISD::VADD_SPLAT";
case PPCISD::SC: return "PPCISD::SC";
+ case PPCISD::CLRBHRB: return "PPCISD::CLRBHRB";
+ case PPCISD::MFBHRBE: return "PPCISD::MFBHRBE";
+ case PPCISD::RFEBB: return "PPCISD::RFEBB";
case PPCISD::XXSWAPD: return "PPCISD::XXSWAPD";
case PPCISD::QVFPERM: return "PPCISD::QVFPERM";
case PPCISD::QVGPCI: return "PPCISD::QVGPCI";
/// VPKUHUM instruction.
/// The ShuffleKind distinguishes between big-endian operations with
/// two different inputs (0), either-endian operations with two identical
-/// inputs (1), and little-endian operantion with two different inputs (2).
+/// inputs (1), and little-endian operations with two different inputs (2).
/// For the latter, the input operands are swapped (see PPCInstrAltivec.td).
bool PPC::isVPKUHUMShuffleMask(ShuffleVectorSDNode *N, unsigned ShuffleKind,
SelectionDAG &DAG) {
/// VPKUWUM instruction.
/// The ShuffleKind distinguishes between big-endian operations with
/// two different inputs (0), either-endian operations with two identical
-/// inputs (1), and little-endian operantion with two different inputs (2).
+/// inputs (1), and little-endian operations with two different inputs (2).
/// For the latter, the input operands are swapped (see PPCInstrAltivec.td).
bool PPC::isVPKUWUMShuffleMask(ShuffleVectorSDNode *N, unsigned ShuffleKind,
SelectionDAG &DAG) {
return true;
}
+/// isVPKUDUMShuffleMask - Return true if this is the shuffle mask for a
+/// VPKUDUM instruction, AND the VPKUDUM instruction exists for the
+/// current subtarget.
+///
+/// The ShuffleKind distinguishes between big-endian operations with
+/// two different inputs (0), either-endian operations with two identical
+/// inputs (1), and little-endian operations with two different inputs (2).
+/// For the latter, the input operands are swapped (see PPCInstrAltivec.td).
+bool PPC::isVPKUDUMShuffleMask(ShuffleVectorSDNode *N, unsigned ShuffleKind,
+ SelectionDAG &DAG) {
+ const PPCSubtarget& Subtarget =
+ static_cast<const PPCSubtarget&>(DAG.getSubtarget());
+ if (!Subtarget.hasP8Vector())
+ return false;
+
+ bool IsLE = DAG.getTarget().getDataLayout()->isLittleEndian();
+ if (ShuffleKind == 0) {
+ if (IsLE)
+ return false;
+ for (unsigned i = 0; i != 16; i += 4)
+ if (!isConstantOrUndef(N->getMaskElt(i ), i*2+4) ||
+ !isConstantOrUndef(N->getMaskElt(i+1), i*2+5) ||
+ !isConstantOrUndef(N->getMaskElt(i+2), i*2+6) ||
+ !isConstantOrUndef(N->getMaskElt(i+3), i*2+7))
+ return false;
+ } else if (ShuffleKind == 2) {
+ if (!IsLE)
+ return false;
+ for (unsigned i = 0; i != 16; i += 4)
+ if (!isConstantOrUndef(N->getMaskElt(i ), i*2) ||
+ !isConstantOrUndef(N->getMaskElt(i+1), i*2+1) ||
+ !isConstantOrUndef(N->getMaskElt(i+2), i*2+2) ||
+ !isConstantOrUndef(N->getMaskElt(i+3), i*2+3))
+ return false;
+ } else if (ShuffleKind == 1) {
+ unsigned j = IsLE ? 0 : 4;
+ for (unsigned i = 0; i != 8; i += 4)
+ if (!isConstantOrUndef(N->getMaskElt(i ), i*2+j) ||
+ !isConstantOrUndef(N->getMaskElt(i+1), i*2+j+1) ||
+ !isConstantOrUndef(N->getMaskElt(i+2), i*2+j+2) ||
+ !isConstantOrUndef(N->getMaskElt(i+3), i*2+j+3) ||
+ !isConstantOrUndef(N->getMaskElt(i+8), i*2+j) ||
+ !isConstantOrUndef(N->getMaskElt(i+9), i*2+j+1) ||
+ !isConstantOrUndef(N->getMaskElt(i+10), i*2+j+2) ||
+ !isConstantOrUndef(N->getMaskElt(i+11), i*2+j+3))
+ return false;
+ }
+ return true;
+}
+
/// isVMerge - Common function, used to match vmrg* shuffles.
///
static bool isVMerge(ShuffleVectorSDNode *N, unsigned UnitSize,
TailCallArgumentInfo() : FrameIdx(0) {}
};
-}
+} // namespace
/// StoreTailCallArgumentsToStackSlot - Stores arguments to their stack slot.
static void
isa<ConstantSDNode>(Callee)) &&
"Expecting an global address, external symbol, absolute value or register");
+ DAG.getMachineFunction().getFrameInfo()->setHasTailCall();
return DAG.getNode(PPCISD::TC_RETURN, dl, MVT::Other, Ops);
}
PPC::isSplatShuffleMask(SVOp, 4) ||
PPC::isVPKUWUMShuffleMask(SVOp, 1, DAG) ||
PPC::isVPKUHUMShuffleMask(SVOp, 1, DAG) ||
+ PPC::isVPKUDUMShuffleMask(SVOp, 1, DAG) ||
PPC::isVSLDOIShuffleMask(SVOp, 1, DAG) != -1 ||
PPC::isVMRGLShuffleMask(SVOp, 1, 1, DAG) ||
PPC::isVMRGLShuffleMask(SVOp, 2, 1, DAG) ||
unsigned int ShuffleKind = isLittleEndian ? 2 : 0;
if (PPC::isVPKUWUMShuffleMask(SVOp, ShuffleKind, DAG) ||
PPC::isVPKUHUMShuffleMask(SVOp, ShuffleKind, DAG) ||
+ PPC::isVPKUDUMShuffleMask(SVOp, ShuffleKind, DAG) ||
PPC::isVSLDOIShuffleMask(SVOp, ShuffleKind, DAG) != -1 ||
PPC::isVMRGLShuffleMask(SVOp, 1, ShuffleKind, DAG) ||
PPC::isVMRGLShuffleMask(SVOp, 2, ShuffleKind, DAG) ||
static Instruction* callIntrinsic(IRBuilder<> &Builder, Intrinsic::ID Id) {
Module *M = Builder.GetInsertBlock()->getParent()->getParent();
Function *Func = Intrinsic::getDeclaration(M, Id);
- return Builder.CreateCall(Func);
+ return Builder.CreateCall(Func, {});
}
// The mappings for emitLeading/TrailingFence is taken from
bool IsLoad) const {
if (Ord == SequentiallyConsistent)
return callIntrinsic(Builder, Intrinsic::ppc_sync);
- else if (isAtLeastRelease(Ord))
+ if (isAtLeastRelease(Ord))
return callIntrinsic(Builder, Intrinsic::ppc_lwsync);
- else
- return nullptr;
+ return nullptr;
}
Instruction* PPCTargetLowering::emitTrailingFence(IRBuilder<> &Builder,
// See http://www.cl.cam.ac.uk/~pes20/cpp/cpp0xmappings.html and
// http://www.rdrop.com/users/paulmck/scalability/paper/N2745r.2011.03.04a.html
// and http://www.cl.cam.ac.uk/~pes20/cppppc/ for justification.
- else
- return nullptr;
+ return nullptr;
}
MachineBasicBlock *
// isLegalAddressingMode - Return true if the addressing mode represented
// by AM is legal for this target, for a load/store of the specified type.
bool PPCTargetLowering::isLegalAddressingMode(const AddrMode &AM,
- Type *Ty) const {
+ Type *Ty,
+ unsigned AS) const {
// PPC does not allow r+i addressing modes for vectors!
if (Ty->isVectorTy() && AM.BaseOffs != 0)
return false;