//===----------------------------------------------------------------------===//
#include "LegalizeTypes.h"
-#include "llvm/CodeGen/PseudoSourceValue.h"
-#include "llvm/Target/TargetData.h"
+#include "llvm/IR/DataLayout.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
N->dump(&DAG);
dbgs() << "\n";
#endif
- llvm_unreachable("Do not know how to scalarize the result of this operator!");
+ report_fatal_error("Do not know how to scalarize the result of this "
+ "operator!\n");
- case ISD::BIT_CONVERT: R = ScalarizeVecRes_BIT_CONVERT(N); break;
- case ISD::BUILD_VECTOR: R = N->getOperand(0); break;
+ case ISD::MERGE_VALUES: R = ScalarizeVecRes_MERGE_VALUES(N, ResNo);break;
+ case ISD::BITCAST: R = ScalarizeVecRes_BITCAST(N); break;
+ case ISD::BUILD_VECTOR: R = ScalarizeVecRes_BUILD_VECTOR(N); break;
case ISD::CONVERT_RNDSAT: R = ScalarizeVecRes_CONVERT_RNDSAT(N); break;
case ISD::EXTRACT_SUBVECTOR: R = ScalarizeVecRes_EXTRACT_SUBVECTOR(N); break;
+ case ISD::FP_ROUND: R = ScalarizeVecRes_FP_ROUND(N); break;
case ISD::FP_ROUND_INREG: R = ScalarizeVecRes_InregOp(N); break;
case ISD::FPOWI: R = ScalarizeVecRes_FPOWI(N); break;
case ISD::INSERT_VECTOR_ELT: R = ScalarizeVecRes_INSERT_VECTOR_ELT(N); break;
case ISD::LOAD: R = ScalarizeVecRes_LOAD(cast<LoadSDNode>(N));break;
case ISD::SCALAR_TO_VECTOR: R = ScalarizeVecRes_SCALAR_TO_VECTOR(N); break;
case ISD::SIGN_EXTEND_INREG: R = ScalarizeVecRes_InregOp(N); break;
+ case ISD::VSELECT: R = ScalarizeVecRes_VSELECT(N); break;
case ISD::SELECT: R = ScalarizeVecRes_SELECT(N); break;
case ISD::SELECT_CC: R = ScalarizeVecRes_SELECT_CC(N); break;
case ISD::SETCC: R = ScalarizeVecRes_SETCC(N); break;
case ISD::UNDEF: R = ScalarizeVecRes_UNDEF(N); break;
case ISD::VECTOR_SHUFFLE: R = ScalarizeVecRes_VECTOR_SHUFFLE(N); break;
- case ISD::VSETCC: R = ScalarizeVecRes_VSETCC(N); break;
-
+ case ISD::ANY_EXTEND:
case ISD::CTLZ:
case ISD::CTPOP:
case ISD::CTTZ:
case ISD::FABS:
+ case ISD::FCEIL:
case ISD::FCOS:
+ case ISD::FEXP:
+ case ISD::FEXP2:
+ case ISD::FFLOOR:
+ case ISD::FLOG:
+ case ISD::FLOG10:
+ case ISD::FLOG2:
+ case ISD::FNEARBYINT:
case ISD::FNEG:
+ case ISD::FP_EXTEND:
case ISD::FP_TO_SINT:
case ISD::FP_TO_UINT:
+ case ISD::FRINT:
case ISD::FSIN:
case ISD::FSQRT:
case ISD::FTRUNC:
- case ISD::FFLOOR:
- case ISD::FCEIL:
- case ISD::FRINT:
- case ISD::FNEARBYINT:
- case ISD::UINT_TO_FP:
+ case ISD::SIGN_EXTEND:
case ISD::SINT_TO_FP:
case ISD::TRUNCATE:
- case ISD::SIGN_EXTEND:
+ case ISD::UINT_TO_FP:
case ISD::ZERO_EXTEND:
- case ISD::ANY_EXTEND:
R = ScalarizeVecRes_UnaryOp(N);
break;
case ISD::SRL:
R = ScalarizeVecRes_BinOp(N);
break;
+ case ISD::FMA:
+ R = ScalarizeVecRes_TernaryOp(N);
+ break;
}
// If R is null, the sub-method took care of registering the result.
SDValue DAGTypeLegalizer::ScalarizeVecRes_BinOp(SDNode *N) {
SDValue LHS = GetScalarizedVector(N->getOperand(0));
SDValue RHS = GetScalarizedVector(N->getOperand(1));
- return DAG.getNode(N->getOpcode(), N->getDebugLoc(),
+ return DAG.getNode(N->getOpcode(), SDLoc(N),
LHS.getValueType(), LHS, RHS);
}
-SDValue DAGTypeLegalizer::ScalarizeVecRes_BIT_CONVERT(SDNode *N) {
+SDValue DAGTypeLegalizer::ScalarizeVecRes_TernaryOp(SDNode *N) {
+ SDValue Op0 = GetScalarizedVector(N->getOperand(0));
+ SDValue Op1 = GetScalarizedVector(N->getOperand(1));
+ SDValue Op2 = GetScalarizedVector(N->getOperand(2));
+ return DAG.getNode(N->getOpcode(), SDLoc(N),
+ Op0.getValueType(), Op0, Op1, Op2);
+}
+
+SDValue DAGTypeLegalizer::ScalarizeVecRes_MERGE_VALUES(SDNode *N,
+ unsigned ResNo) {
+ SDValue Op = DisintegrateMERGE_VALUES(N, ResNo);
+ return GetScalarizedVector(Op);
+}
+
+SDValue DAGTypeLegalizer::ScalarizeVecRes_BITCAST(SDNode *N) {
EVT NewVT = N->getValueType(0).getVectorElementType();
- return DAG.getNode(ISD::BIT_CONVERT, N->getDebugLoc(),
+ return DAG.getNode(ISD::BITCAST, SDLoc(N),
NewVT, N->getOperand(0));
}
+SDValue DAGTypeLegalizer::ScalarizeVecRes_BUILD_VECTOR(SDNode *N) {
+ EVT EltVT = N->getValueType(0).getVectorElementType();
+ SDValue InOp = N->getOperand(0);
+ // The BUILD_VECTOR operands may be of wider element types and
+ // we may need to truncate them back to the requested return type.
+ if (EltVT.isInteger())
+ return DAG.getNode(ISD::TRUNCATE, SDLoc(N), EltVT, InOp);
+ return InOp;
+}
+
SDValue DAGTypeLegalizer::ScalarizeVecRes_CONVERT_RNDSAT(SDNode *N) {
EVT NewVT = N->getValueType(0).getVectorElementType();
SDValue Op0 = GetScalarizedVector(N->getOperand(0));
- return DAG.getConvertRndSat(NewVT, N->getDebugLoc(),
+ return DAG.getConvertRndSat(NewVT, SDLoc(N),
Op0, DAG.getValueType(NewVT),
DAG.getValueType(Op0.getValueType()),
N->getOperand(3),
}
SDValue DAGTypeLegalizer::ScalarizeVecRes_EXTRACT_SUBVECTOR(SDNode *N) {
- return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, N->getDebugLoc(),
+ return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, SDLoc(N),
N->getValueType(0).getVectorElementType(),
N->getOperand(0), N->getOperand(1));
}
+SDValue DAGTypeLegalizer::ScalarizeVecRes_FP_ROUND(SDNode *N) {
+ EVT NewVT = N->getValueType(0).getVectorElementType();
+ SDValue Op = GetScalarizedVector(N->getOperand(0));
+ return DAG.getNode(ISD::FP_ROUND, SDLoc(N),
+ NewVT, Op, N->getOperand(1));
+}
+
SDValue DAGTypeLegalizer::ScalarizeVecRes_FPOWI(SDNode *N) {
SDValue Op = GetScalarizedVector(N->getOperand(0));
- return DAG.getNode(ISD::FPOWI, N->getDebugLoc(),
+ return DAG.getNode(ISD::FPOWI, SDLoc(N),
Op.getValueType(), Op, N->getOperand(1));
}
EVT EltVT = N->getValueType(0).getVectorElementType();
if (Op.getValueType() != EltVT)
// FIXME: Can this happen for floating point types?
- Op = DAG.getNode(ISD::TRUNCATE, N->getDebugLoc(), EltVT, Op);
+ Op = DAG.getNode(ISD::TRUNCATE, SDLoc(N), EltVT, Op);
return Op;
}
SDValue DAGTypeLegalizer::ScalarizeVecRes_LOAD(LoadSDNode *N) {
assert(N->isUnindexed() && "Indexed vector load?");
- SDValue Result = DAG.getLoad(ISD::UNINDEXED, N->getDebugLoc(),
+ SDValue Result = DAG.getLoad(ISD::UNINDEXED,
N->getExtensionType(),
N->getValueType(0).getVectorElementType(),
+ SDLoc(N),
N->getChain(), N->getBasePtr(),
DAG.getUNDEF(N->getBasePtr().getValueType()),
- N->getSrcValue(), N->getSrcValueOffset(),
+ N->getPointerInfo(),
N->getMemoryVT().getVectorElementType(),
N->isVolatile(), N->isNonTemporal(),
- N->getOriginalAlignment());
+ N->isInvariant(), N->getOriginalAlignment());
// Legalized the chain result - switch anything that used the old chain to
// use the new one.
// Get the dest type - it doesn't always match the input type, e.g. int_to_fp.
EVT DestVT = N->getValueType(0).getVectorElementType();
SDValue Op = GetScalarizedVector(N->getOperand(0));
- return DAG.getNode(N->getOpcode(), N->getDebugLoc(), DestVT, Op);
+ return DAG.getNode(N->getOpcode(), SDLoc(N), DestVT, Op);
}
SDValue DAGTypeLegalizer::ScalarizeVecRes_InregOp(SDNode *N) {
EVT EltVT = N->getValueType(0).getVectorElementType();
EVT ExtVT = cast<VTSDNode>(N->getOperand(1))->getVT().getVectorElementType();
SDValue LHS = GetScalarizedVector(N->getOperand(0));
- return DAG.getNode(N->getOpcode(), N->getDebugLoc(), EltVT,
+ return DAG.getNode(N->getOpcode(), SDLoc(N), EltVT,
LHS, DAG.getValueType(ExtVT));
}
EVT EltVT = N->getValueType(0).getVectorElementType();
SDValue InOp = N->getOperand(0);
if (InOp.getValueType() != EltVT)
- return DAG.getNode(ISD::TRUNCATE, N->getDebugLoc(), EltVT, InOp);
+ return DAG.getNode(ISD::TRUNCATE, SDLoc(N), EltVT, InOp);
return InOp;
}
+SDValue DAGTypeLegalizer::ScalarizeVecRes_VSELECT(SDNode *N) {
+ SDValue Cond = GetScalarizedVector(N->getOperand(0));
+ SDValue LHS = GetScalarizedVector(N->getOperand(1));
+ TargetLowering::BooleanContent ScalarBool = TLI.getBooleanContents(false);
+ TargetLowering::BooleanContent VecBool = TLI.getBooleanContents(true);
+ if (ScalarBool != VecBool) {
+ EVT CondVT = Cond.getValueType();
+ switch (ScalarBool) {
+ case TargetLowering::UndefinedBooleanContent:
+ break;
+ case TargetLowering::ZeroOrOneBooleanContent:
+ assert(VecBool == TargetLowering::UndefinedBooleanContent ||
+ VecBool == TargetLowering::ZeroOrNegativeOneBooleanContent);
+ // Vector read from all ones, scalar expects a single 1 so mask.
+ Cond = DAG.getNode(ISD::AND, SDLoc(N), CondVT,
+ Cond, DAG.getConstant(1, CondVT));
+ break;
+ case TargetLowering::ZeroOrNegativeOneBooleanContent:
+ assert(VecBool == TargetLowering::UndefinedBooleanContent ||
+ VecBool == TargetLowering::ZeroOrOneBooleanContent);
+ // Vector reads from a one, scalar from all ones so sign extend.
+ Cond = DAG.getNode(ISD::SIGN_EXTEND_INREG, SDLoc(N), CondVT,
+ Cond, DAG.getValueType(MVT::i1));
+ break;
+ }
+ }
+
+ return DAG.getSelect(SDLoc(N),
+ LHS.getValueType(), Cond, LHS,
+ GetScalarizedVector(N->getOperand(2)));
+}
+
SDValue DAGTypeLegalizer::ScalarizeVecRes_SELECT(SDNode *N) {
SDValue LHS = GetScalarizedVector(N->getOperand(1));
- return DAG.getNode(ISD::SELECT, N->getDebugLoc(),
- LHS.getValueType(), N->getOperand(0), LHS,
- GetScalarizedVector(N->getOperand(2)));
+ return DAG.getSelect(SDLoc(N),
+ LHS.getValueType(), N->getOperand(0), LHS,
+ GetScalarizedVector(N->getOperand(2)));
}
SDValue DAGTypeLegalizer::ScalarizeVecRes_SELECT_CC(SDNode *N) {
SDValue LHS = GetScalarizedVector(N->getOperand(2));
- return DAG.getNode(ISD::SELECT_CC, N->getDebugLoc(), LHS.getValueType(),
+ return DAG.getNode(ISD::SELECT_CC, SDLoc(N), LHS.getValueType(),
N->getOperand(0), N->getOperand(1),
LHS, GetScalarizedVector(N->getOperand(3)),
N->getOperand(4));
}
SDValue DAGTypeLegalizer::ScalarizeVecRes_SETCC(SDNode *N) {
+ assert(N->getValueType(0).isVector() ==
+ N->getOperand(0).getValueType().isVector() &&
+ "Scalar/Vector type mismatch");
+
+ if (N->getValueType(0).isVector()) return ScalarizeVecRes_VSETCC(N);
+
SDValue LHS = GetScalarizedVector(N->getOperand(0));
SDValue RHS = GetScalarizedVector(N->getOperand(1));
- DebugLoc DL = N->getDebugLoc();
+ SDLoc DL(N);
// Turn it into a scalar SETCC.
return DAG.getNode(ISD::SETCC, DL, MVT::i1, LHS, RHS, N->getOperand(2));
}
SDValue DAGTypeLegalizer::ScalarizeVecRes_VSETCC(SDNode *N) {
+ assert(N->getValueType(0).isVector() &&
+ N->getOperand(0).getValueType().isVector() &&
+ "Operand types must be vectors");
+
SDValue LHS = GetScalarizedVector(N->getOperand(0));
SDValue RHS = GetScalarizedVector(N->getOperand(1));
EVT NVT = N->getValueType(0).getVectorElementType();
- EVT SVT = TLI.getSetCCResultType(LHS.getValueType());
- DebugLoc DL = N->getDebugLoc();
+ SDLoc DL(N);
// Turn it into a scalar SETCC.
- SDValue Res = DAG.getNode(ISD::SETCC, DL, SVT, LHS, RHS, N->getOperand(2));
-
- // VSETCC always returns a sign-extended value, while SETCC may not. The
- // SETCC result type may not match the vector element type. Correct these.
- if (NVT.bitsLE(SVT)) {
- // The SETCC result type is bigger than the vector element type.
- // Ensure the SETCC result is sign-extended.
- if (TLI.getBooleanContents() !=
- TargetLowering::ZeroOrNegativeOneBooleanContent)
- Res = DAG.getNode(ISD::SIGN_EXTEND_INREG, DL, SVT, Res,
- DAG.getValueType(MVT::i1));
- // Truncate to the final type.
- return DAG.getNode(ISD::TRUNCATE, DL, NVT, Res);
- }
-
- // The SETCC result type is smaller than the vector element type.
- // If the SetCC result is not sign-extended, chop it down to MVT::i1.
- if (TLI.getBooleanContents() !=
- TargetLowering::ZeroOrNegativeOneBooleanContent)
- Res = DAG.getNode(ISD::TRUNCATE, DL, MVT::i1, Res);
- // Sign extend to the final type.
- return DAG.getNode(ISD::SIGN_EXTEND, DL, NVT, Res);
+ SDValue Res = DAG.getNode(ISD::SETCC, DL, MVT::i1, LHS, RHS,
+ N->getOperand(2));
+ // Vectors may have a different boolean contents to scalars. Promote the
+ // value appropriately.
+ ISD::NodeType ExtendCode =
+ TargetLowering::getExtendForContent(TLI.getBooleanContents(true));
+ return DAG.getNode(ExtendCode, DL, NVT, Res);
}
dbgs() << "\n";
#endif
llvm_unreachable("Do not know how to scalarize this operator's operand!");
- case ISD::BIT_CONVERT:
- Res = ScalarizeVecOp_BIT_CONVERT(N);
+ case ISD::BITCAST:
+ Res = ScalarizeVecOp_BITCAST(N);
+ break;
+ case ISD::ANY_EXTEND:
+ case ISD::ZERO_EXTEND:
+ case ISD::SIGN_EXTEND:
+ Res = ScalarizeVecOp_EXTEND(N);
break;
case ISD::CONCAT_VECTORS:
Res = ScalarizeVecOp_CONCAT_VECTORS(N);
return false;
}
-/// ScalarizeVecOp_BIT_CONVERT - If the value to convert is a vector that needs
+/// ScalarizeVecOp_BITCAST - If the value to convert is a vector that needs
/// to be scalarized, it must be <1 x ty>. Convert the element instead.
-SDValue DAGTypeLegalizer::ScalarizeVecOp_BIT_CONVERT(SDNode *N) {
+SDValue DAGTypeLegalizer::ScalarizeVecOp_BITCAST(SDNode *N) {
SDValue Elt = GetScalarizedVector(N->getOperand(0));
- return DAG.getNode(ISD::BIT_CONVERT, N->getDebugLoc(),
+ return DAG.getNode(ISD::BITCAST, SDLoc(N),
N->getValueType(0), Elt);
}
+/// ScalarizeVecOp_EXTEND - If the value to extend is a vector that needs
+/// to be scalarized, it must be <1 x ty>. Extend the element instead.
+SDValue DAGTypeLegalizer::ScalarizeVecOp_EXTEND(SDNode *N) {
+ assert(N->getValueType(0).getVectorNumElements() == 1 &&
+ "Unexected vector type!");
+ SDValue Elt = GetScalarizedVector(N->getOperand(0));
+ SmallVector<SDValue, 1> Ops(1);
+ Ops[0] = DAG.getNode(N->getOpcode(), SDLoc(N),
+ N->getValueType(0).getScalarType(), Elt);
+ // Revectorize the result so the types line up with what the uses of this
+ // expression expect.
+ return DAG.getNode(ISD::BUILD_VECTOR, SDLoc(N), N->getValueType(0),
+ &Ops[0], 1);
+}
+
/// ScalarizeVecOp_CONCAT_VECTORS - The vectors to concatenate have length one -
/// use a BUILD_VECTOR instead.
SDValue DAGTypeLegalizer::ScalarizeVecOp_CONCAT_VECTORS(SDNode *N) {
SmallVector<SDValue, 8> Ops(N->getNumOperands());
for (unsigned i = 0, e = N->getNumOperands(); i < e; ++i)
Ops[i] = GetScalarizedVector(N->getOperand(i));
- return DAG.getNode(ISD::BUILD_VECTOR, N->getDebugLoc(), N->getValueType(0),
+ return DAG.getNode(ISD::BUILD_VECTOR, SDLoc(N), N->getValueType(0),
&Ops[0], Ops.size());
}
SDValue DAGTypeLegalizer::ScalarizeVecOp_EXTRACT_VECTOR_ELT(SDNode *N) {
SDValue Res = GetScalarizedVector(N->getOperand(0));
if (Res.getValueType() != N->getValueType(0))
- Res = DAG.getNode(ISD::ANY_EXTEND, N->getDebugLoc(), N->getValueType(0),
+ Res = DAG.getNode(ISD::ANY_EXTEND, SDLoc(N), N->getValueType(0),
Res);
return Res;
}
SDValue DAGTypeLegalizer::ScalarizeVecOp_STORE(StoreSDNode *N, unsigned OpNo){
assert(N->isUnindexed() && "Indexed store of one-element vector?");
assert(OpNo == 1 && "Do not know how to scalarize this operand!");
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
if (N->isTruncatingStore())
return DAG.getTruncStore(N->getChain(), dl,
GetScalarizedVector(N->getOperand(1)),
- N->getBasePtr(),
- N->getSrcValue(), N->getSrcValueOffset(),
+ N->getBasePtr(), N->getPointerInfo(),
N->getMemoryVT().getVectorElementType(),
N->isVolatile(), N->isNonTemporal(),
N->getAlignment());
return DAG.getStore(N->getChain(), dl, GetScalarizedVector(N->getOperand(1)),
- N->getBasePtr(), N->getSrcValue(), N->getSrcValueOffset(),
+ N->getBasePtr(), N->getPointerInfo(),
N->isVolatile(), N->isNonTemporal(),
N->getOriginalAlignment());
}
dbgs() << "\n");
SDValue Lo, Hi;
+ // See if the target wants to custom expand this node.
+ if (CustomLowerNode(N, N->getValueType(ResNo), true))
+ return;
+
switch (N->getOpcode()) {
default:
#ifndef NDEBUG
N->dump(&DAG);
dbgs() << "\n";
#endif
- llvm_unreachable("Do not know how to split the result of this operator!");
+ report_fatal_error("Do not know how to split the result of this "
+ "operator!\n");
- case ISD::MERGE_VALUES: SplitRes_MERGE_VALUES(N, Lo, Hi); break;
+ case ISD::MERGE_VALUES: SplitRes_MERGE_VALUES(N, ResNo, Lo, Hi); break;
+ case ISD::VSELECT:
case ISD::SELECT: SplitRes_SELECT(N, Lo, Hi); break;
case ISD::SELECT_CC: SplitRes_SELECT_CC(N, Lo, Hi); break;
case ISD::UNDEF: SplitRes_UNDEF(N, Lo, Hi); break;
-
- case ISD::BIT_CONVERT: SplitVecRes_BIT_CONVERT(N, Lo, Hi); break;
+ case ISD::BITCAST: SplitVecRes_BITCAST(N, Lo, Hi); break;
case ISD::BUILD_VECTOR: SplitVecRes_BUILD_VECTOR(N, Lo, Hi); break;
case ISD::CONCAT_VECTORS: SplitVecRes_CONCAT_VECTORS(N, Lo, Hi); break;
- case ISD::CONVERT_RNDSAT: SplitVecRes_CONVERT_RNDSAT(N, Lo, Hi); break;
case ISD::EXTRACT_SUBVECTOR: SplitVecRes_EXTRACT_SUBVECTOR(N, Lo, Hi); break;
case ISD::FP_ROUND_INREG: SplitVecRes_InregOp(N, Lo, Hi); break;
case ISD::FPOWI: SplitVecRes_FPOWI(N, Lo, Hi); break;
SplitVecRes_LOAD(cast<LoadSDNode>(N), Lo, Hi);
break;
case ISD::SETCC:
- case ISD::VSETCC:
SplitVecRes_SETCC(N, Lo, Hi);
break;
case ISD::VECTOR_SHUFFLE:
SplitVecRes_VECTOR_SHUFFLE(cast<ShuffleVectorSDNode>(N), Lo, Hi);
break;
- case ISD::CTTZ:
+ case ISD::ANY_EXTEND:
+ case ISD::CONVERT_RNDSAT:
case ISD::CTLZ:
+ case ISD::CTTZ:
+ case ISD::CTLZ_ZERO_UNDEF:
+ case ISD::CTTZ_ZERO_UNDEF:
case ISD::CTPOP:
- case ISD::FNEG:
case ISD::FABS:
- case ISD::FSQRT:
- case ISD::FSIN:
+ case ISD::FCEIL:
case ISD::FCOS:
- case ISD::FTRUNC:
+ case ISD::FEXP:
+ case ISD::FEXP2:
case ISD::FFLOOR:
- case ISD::FCEIL:
- case ISD::FRINT:
+ case ISD::FLOG:
+ case ISD::FLOG10:
+ case ISD::FLOG2:
case ISD::FNEARBYINT:
+ case ISD::FNEG:
+ case ISD::FP_EXTEND:
+ case ISD::FP_ROUND:
case ISD::FP_TO_SINT:
case ISD::FP_TO_UINT:
+ case ISD::FRINT:
+ case ISD::FSIN:
+ case ISD::FSQRT:
+ case ISD::FTRUNC:
+ case ISD::SIGN_EXTEND:
case ISD::SINT_TO_FP:
- case ISD::UINT_TO_FP:
case ISD::TRUNCATE:
- case ISD::SIGN_EXTEND:
+ case ISD::UINT_TO_FP:
case ISD::ZERO_EXTEND:
- case ISD::ANY_EXTEND:
- case ISD::FEXP:
- case ISD::FEXP2:
- case ISD::FLOG:
- case ISD::FLOG2:
- case ISD::FLOG10:
SplitVecRes_UnaryOp(N, Lo, Hi);
break;
case ISD::FREM:
SplitVecRes_BinOp(N, Lo, Hi);
break;
+ case ISD::FMA:
+ SplitVecRes_TernaryOp(N, Lo, Hi);
+ break;
}
// If Lo/Hi is null, the sub-method took care of registering results etc.
GetSplitVector(N->getOperand(0), LHSLo, LHSHi);
SDValue RHSLo, RHSHi;
GetSplitVector(N->getOperand(1), RHSLo, RHSHi);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
Lo = DAG.getNode(N->getOpcode(), dl, LHSLo.getValueType(), LHSLo, RHSLo);
Hi = DAG.getNode(N->getOpcode(), dl, LHSHi.getValueType(), LHSHi, RHSHi);
}
-void DAGTypeLegalizer::SplitVecRes_BIT_CONVERT(SDNode *N, SDValue &Lo,
- SDValue &Hi) {
+void DAGTypeLegalizer::SplitVecRes_TernaryOp(SDNode *N, SDValue &Lo,
+ SDValue &Hi) {
+ SDValue Op0Lo, Op0Hi;
+ GetSplitVector(N->getOperand(0), Op0Lo, Op0Hi);
+ SDValue Op1Lo, Op1Hi;
+ GetSplitVector(N->getOperand(1), Op1Lo, Op1Hi);
+ SDValue Op2Lo, Op2Hi;
+ GetSplitVector(N->getOperand(2), Op2Lo, Op2Hi);
+ SDLoc dl(N);
+
+ Lo = DAG.getNode(N->getOpcode(), dl, Op0Lo.getValueType(),
+ Op0Lo, Op1Lo, Op2Lo);
+ Hi = DAG.getNode(N->getOpcode(), dl, Op0Hi.getValueType(),
+ Op0Hi, Op1Hi, Op2Hi);
+}
+
+void DAGTypeLegalizer::SplitVecRes_BITCAST(SDNode *N, SDValue &Lo,
+ SDValue &Hi) {
// We know the result is a vector. The input may be either a vector or a
// scalar value.
EVT LoVT, HiVT;
GetSplitDestVTs(N->getValueType(0), LoVT, HiVT);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
SDValue InOp = N->getOperand(0);
EVT InVT = InOp.getValueType();
// Handle some special cases efficiently.
switch (getTypeAction(InVT)) {
- default:
- assert(false && "Unknown type action!");
- case Legal:
- case PromoteInteger:
- case SoftenFloat:
- case ScalarizeVector:
+ case TargetLowering::TypeLegal:
+ case TargetLowering::TypePromoteInteger:
+ case TargetLowering::TypeSoftenFloat:
+ case TargetLowering::TypeScalarizeVector:
+ case TargetLowering::TypeWidenVector:
break;
- case ExpandInteger:
- case ExpandFloat:
+ case TargetLowering::TypeExpandInteger:
+ case TargetLowering::TypeExpandFloat:
// A scalar to vector conversion, where the scalar needs expansion.
// If the vector is being split in two then we can just convert the
// expanded pieces.
GetExpandedOp(InOp, Lo, Hi);
if (TLI.isBigEndian())
std::swap(Lo, Hi);
- Lo = DAG.getNode(ISD::BIT_CONVERT, dl, LoVT, Lo);
- Hi = DAG.getNode(ISD::BIT_CONVERT, dl, HiVT, Hi);
+ Lo = DAG.getNode(ISD::BITCAST, dl, LoVT, Lo);
+ Hi = DAG.getNode(ISD::BITCAST, dl, HiVT, Hi);
return;
}
break;
- case SplitVector:
+ case TargetLowering::TypeSplitVector:
// If the input is a vector that needs to be split, convert each split
// piece of the input now.
GetSplitVector(InOp, Lo, Hi);
- Lo = DAG.getNode(ISD::BIT_CONVERT, dl, LoVT, Lo);
- Hi = DAG.getNode(ISD::BIT_CONVERT, dl, HiVT, Hi);
+ Lo = DAG.getNode(ISD::BITCAST, dl, LoVT, Lo);
+ Hi = DAG.getNode(ISD::BITCAST, dl, HiVT, Hi);
return;
}
if (TLI.isBigEndian())
std::swap(Lo, Hi);
- Lo = DAG.getNode(ISD::BIT_CONVERT, dl, LoVT, Lo);
- Hi = DAG.getNode(ISD::BIT_CONVERT, dl, HiVT, Hi);
+ Lo = DAG.getNode(ISD::BITCAST, dl, LoVT, Lo);
+ Hi = DAG.getNode(ISD::BITCAST, dl, HiVT, Hi);
}
void DAGTypeLegalizer::SplitVecRes_BUILD_VECTOR(SDNode *N, SDValue &Lo,
SDValue &Hi) {
EVT LoVT, HiVT;
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
GetSplitDestVTs(N->getValueType(0), LoVT, HiVT);
unsigned LoNumElts = LoVT.getVectorNumElements();
SmallVector<SDValue, 8> LoOps(N->op_begin(), N->op_begin()+LoNumElts);
void DAGTypeLegalizer::SplitVecRes_CONCAT_VECTORS(SDNode *N, SDValue &Lo,
SDValue &Hi) {
assert(!(N->getNumOperands() & 1) && "Unsupported CONCAT_VECTORS");
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
unsigned NumSubvectors = N->getNumOperands() / 2;
if (NumSubvectors == 1) {
Lo = N->getOperand(0);
Hi = DAG.getNode(ISD::CONCAT_VECTORS, dl, HiVT, &HiOps[0], HiOps.size());
}
-void DAGTypeLegalizer::SplitVecRes_CONVERT_RNDSAT(SDNode *N, SDValue &Lo,
- SDValue &Hi) {
- EVT LoVT, HiVT;
- DebugLoc dl = N->getDebugLoc();
- GetSplitDestVTs(N->getValueType(0), LoVT, HiVT);
-
- SDValue DTyOpLo = DAG.getValueType(LoVT);
- SDValue DTyOpHi = DAG.getValueType(HiVT);
-
- SDValue RndOp = N->getOperand(3);
- SDValue SatOp = N->getOperand(4);
- ISD::CvtCode CvtCode = cast<CvtRndSatSDNode>(N)->getCvtCode();
-
- // Split the input.
- SDValue VLo, VHi;
- EVT InVT = N->getOperand(0).getValueType();
- switch (getTypeAction(InVT)) {
- default: llvm_unreachable("Unexpected type action!");
- case Legal: {
- EVT InNVT = EVT::getVectorVT(*DAG.getContext(), InVT.getVectorElementType(),
- LoVT.getVectorNumElements());
- VLo = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, N->getOperand(0),
- DAG.getIntPtrConstant(0));
- VHi = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, N->getOperand(0),
- DAG.getIntPtrConstant(InNVT.getVectorNumElements()));
- break;
- }
- case SplitVector:
- GetSplitVector(N->getOperand(0), VLo, VHi);
- break;
- case WidenVector: {
- // If the result needs to be split and the input needs to be widened,
- // the two types must have different lengths. Use the widened result
- // and extract from it to do the split.
- SDValue InOp = GetWidenedVector(N->getOperand(0));
- EVT InNVT = EVT::getVectorVT(*DAG.getContext(), InVT.getVectorElementType(),
- LoVT.getVectorNumElements());
- VLo = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, InOp,
- DAG.getIntPtrConstant(0));
- VHi = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, InOp,
- DAG.getIntPtrConstant(InNVT.getVectorNumElements()));
- break;
- }
- }
-
- SDValue STyOpLo = DAG.getValueType(VLo.getValueType());
- SDValue STyOpHi = DAG.getValueType(VHi.getValueType());
-
- Lo = DAG.getConvertRndSat(LoVT, dl, VLo, DTyOpLo, STyOpLo, RndOp, SatOp,
- CvtCode);
- Hi = DAG.getConvertRndSat(HiVT, dl, VHi, DTyOpHi, STyOpHi, RndOp, SatOp,
- CvtCode);
-}
-
void DAGTypeLegalizer::SplitVecRes_EXTRACT_SUBVECTOR(SDNode *N, SDValue &Lo,
SDValue &Hi) {
SDValue Vec = N->getOperand(0);
SDValue Idx = N->getOperand(1);
- EVT IdxVT = Idx.getValueType();
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
EVT LoVT, HiVT;
GetSplitDestVTs(N->getValueType(0), LoVT, HiVT);
Lo = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, LoVT, Vec, Idx);
- Idx = DAG.getNode(ISD::ADD, dl, IdxVT, Idx,
- DAG.getConstant(LoVT.getVectorNumElements(), IdxVT));
- Hi = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, HiVT, Vec, Idx);
+ uint64_t IdxVal = cast<ConstantSDNode>(Idx)->getZExtValue();
+ Hi = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, HiVT, Vec,
+ DAG.getIntPtrConstant(IdxVal + LoVT.getVectorNumElements()));
}
void DAGTypeLegalizer::SplitVecRes_FPOWI(SDNode *N, SDValue &Lo,
SDValue &Hi) {
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
GetSplitVector(N->getOperand(0), Lo, Hi);
Lo = DAG.getNode(ISD::FPOWI, dl, Lo.getValueType(), Lo, N->getOperand(1));
Hi = DAG.getNode(ISD::FPOWI, dl, Hi.getValueType(), Hi, N->getOperand(1));
SDValue &Hi) {
SDValue LHSLo, LHSHi;
GetSplitVector(N->getOperand(0), LHSLo, LHSHi);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
EVT LoVT, HiVT;
GetSplitDestVTs(cast<VTSDNode>(N->getOperand(1))->getVT(), LoVT, HiVT);
SDValue Vec = N->getOperand(0);
SDValue Elt = N->getOperand(1);
SDValue Idx = N->getOperand(2);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
GetSplitVector(Vec, Lo, Hi);
if (ConstantSDNode *CIdx = dyn_cast<ConstantSDNode>(Idx)) {
EVT VecVT = Vec.getValueType();
EVT EltVT = VecVT.getVectorElementType();
SDValue StackPtr = DAG.CreateStackTemporary(VecVT);
- SDValue Store = DAG.getStore(DAG.getEntryNode(), dl, Vec, StackPtr, NULL, 0,
- false, false, 0);
+ SDValue Store = DAG.getStore(DAG.getEntryNode(), dl, Vec, StackPtr,
+ MachinePointerInfo(), false, false, 0);
// Store the new element. This may be larger than the vector element type,
// so use a truncating store.
SDValue EltPtr = GetVectorElementPointer(StackPtr, EltVT, Idx);
- const Type *VecType = VecVT.getTypeForEVT(*DAG.getContext());
+ Type *VecType = VecVT.getTypeForEVT(*DAG.getContext());
unsigned Alignment =
- TLI.getTargetData()->getPrefTypeAlignment(VecType);
- Store = DAG.getTruncStore(Store, dl, Elt, EltPtr, NULL, 0, EltVT,
+ TLI.getDataLayout()->getPrefTypeAlignment(VecType);
+ Store = DAG.getTruncStore(Store, dl, Elt, EltPtr, MachinePointerInfo(), EltVT,
false, false, 0);
// Load the Lo part from the stack slot.
- Lo = DAG.getLoad(Lo.getValueType(), dl, Store, StackPtr, NULL, 0,
- false, false, 0);
+ Lo = DAG.getLoad(Lo.getValueType(), dl, Store, StackPtr, MachinePointerInfo(),
+ false, false, false, 0);
// Increment the pointer to the other part.
unsigned IncrementSize = Lo.getValueType().getSizeInBits() / 8;
DAG.getIntPtrConstant(IncrementSize));
// Load the Hi part from the stack slot.
- Hi = DAG.getLoad(Hi.getValueType(), dl, Store, StackPtr, NULL, 0, false,
- false, MinAlign(Alignment, IncrementSize));
+ Hi = DAG.getLoad(Hi.getValueType(), dl, Store, StackPtr, MachinePointerInfo(),
+ false, false, false, MinAlign(Alignment, IncrementSize));
}
void DAGTypeLegalizer::SplitVecRes_SCALAR_TO_VECTOR(SDNode *N, SDValue &Lo,
SDValue &Hi) {
EVT LoVT, HiVT;
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
GetSplitDestVTs(N->getValueType(0), LoVT, HiVT);
Lo = DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, LoVT, N->getOperand(0));
Hi = DAG.getUNDEF(HiVT);
SDValue &Hi) {
assert(ISD::isUNINDEXEDLoad(LD) && "Indexed load during type legalization!");
EVT LoVT, HiVT;
- DebugLoc dl = LD->getDebugLoc();
+ SDLoc dl(LD);
GetSplitDestVTs(LD->getValueType(0), LoVT, HiVT);
ISD::LoadExtType ExtType = LD->getExtensionType();
SDValue Ch = LD->getChain();
SDValue Ptr = LD->getBasePtr();
SDValue Offset = DAG.getUNDEF(Ptr.getValueType());
- const Value *SV = LD->getSrcValue();
- int SVOffset = LD->getSrcValueOffset();
EVT MemoryVT = LD->getMemoryVT();
unsigned Alignment = LD->getOriginalAlignment();
bool isVolatile = LD->isVolatile();
bool isNonTemporal = LD->isNonTemporal();
+ bool isInvariant = LD->isInvariant();
EVT LoMemVT, HiMemVT;
GetSplitDestVTs(MemoryVT, LoMemVT, HiMemVT);
- Lo = DAG.getLoad(ISD::UNINDEXED, dl, ExtType, LoVT, Ch, Ptr, Offset,
- SV, SVOffset, LoMemVT, isVolatile, isNonTemporal, Alignment);
+ Lo = DAG.getLoad(ISD::UNINDEXED, ExtType, LoVT, dl, Ch, Ptr, Offset,
+ LD->getPointerInfo(), LoMemVT, isVolatile, isNonTemporal,
+ isInvariant, Alignment);
unsigned IncrementSize = LoMemVT.getSizeInBits()/8;
Ptr = DAG.getNode(ISD::ADD, dl, Ptr.getValueType(), Ptr,
DAG.getIntPtrConstant(IncrementSize));
- SVOffset += IncrementSize;
- Hi = DAG.getLoad(ISD::UNINDEXED, dl, ExtType, HiVT, Ch, Ptr, Offset,
- SV, SVOffset, HiMemVT, isVolatile, isNonTemporal, Alignment);
+ Hi = DAG.getLoad(ISD::UNINDEXED, ExtType, HiVT, dl, Ch, Ptr, Offset,
+ LD->getPointerInfo().getWithOffset(IncrementSize),
+ HiMemVT, isVolatile, isNonTemporal, isInvariant, Alignment);
// Build a factor node to remember that this load is independent of the
// other one.
}
void DAGTypeLegalizer::SplitVecRes_SETCC(SDNode *N, SDValue &Lo, SDValue &Hi) {
+ assert(N->getValueType(0).isVector() &&
+ N->getOperand(0).getValueType().isVector() &&
+ "Operand types must be vectors");
+
EVT LoVT, HiVT;
- DebugLoc DL = N->getDebugLoc();
+ SDLoc DL(N);
GetSplitDestVTs(N->getValueType(0), LoVT, HiVT);
// Split the input.
SDValue &Hi) {
// Get the dest types - they may not match the input types, e.g. int_to_fp.
EVT LoVT, HiVT;
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
GetSplitDestVTs(N->getValueType(0), LoVT, HiVT);
- // Split the input.
+ // If the input also splits, handle it directly for a compile time speedup.
+ // Otherwise split it by hand.
EVT InVT = N->getOperand(0).getValueType();
- switch (getTypeAction(InVT)) {
- default: llvm_unreachable("Unexpected type action!");
- case Legal: {
+ if (getTypeAction(InVT) == TargetLowering::TypeSplitVector) {
+ GetSplitVector(N->getOperand(0), Lo, Hi);
+ } else {
EVT InNVT = EVT::getVectorVT(*DAG.getContext(), InVT.getVectorElementType(),
LoVT.getVectorNumElements());
Lo = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, N->getOperand(0),
DAG.getIntPtrConstant(0));
Hi = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, N->getOperand(0),
DAG.getIntPtrConstant(InNVT.getVectorNumElements()));
- break;
- }
- case SplitVector:
- GetSplitVector(N->getOperand(0), Lo, Hi);
- break;
- case WidenVector: {
- // If the result needs to be split and the input needs to be widened,
- // the two types must have different lengths. Use the widened result
- // and extract from it to do the split.
- SDValue InOp = GetWidenedVector(N->getOperand(0));
- EVT InNVT = EVT::getVectorVT(*DAG.getContext(), InVT.getVectorElementType(),
- LoVT.getVectorNumElements());
- Lo = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, InOp,
- DAG.getIntPtrConstant(0));
- Hi = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InNVT, InOp,
- DAG.getIntPtrConstant(InNVT.getVectorNumElements()));
- break;
- }
}
- Lo = DAG.getNode(N->getOpcode(), dl, LoVT, Lo);
- Hi = DAG.getNode(N->getOpcode(), dl, HiVT, Hi);
+ if (N->getOpcode() == ISD::FP_ROUND) {
+ Lo = DAG.getNode(N->getOpcode(), dl, LoVT, Lo, N->getOperand(1));
+ Hi = DAG.getNode(N->getOpcode(), dl, HiVT, Hi, N->getOperand(1));
+ } else if (N->getOpcode() == ISD::CONVERT_RNDSAT) {
+ SDValue DTyOpLo = DAG.getValueType(LoVT);
+ SDValue DTyOpHi = DAG.getValueType(HiVT);
+ SDValue STyOpLo = DAG.getValueType(Lo.getValueType());
+ SDValue STyOpHi = DAG.getValueType(Hi.getValueType());
+ SDValue RndOp = N->getOperand(3);
+ SDValue SatOp = N->getOperand(4);
+ ISD::CvtCode CvtCode = cast<CvtRndSatSDNode>(N)->getCvtCode();
+ Lo = DAG.getConvertRndSat(LoVT, dl, Lo, DTyOpLo, STyOpLo, RndOp, SatOp,
+ CvtCode);
+ Hi = DAG.getConvertRndSat(HiVT, dl, Hi, DTyOpHi, STyOpHi, RndOp, SatOp,
+ CvtCode);
+ } else {
+ Lo = DAG.getNode(N->getOpcode(), dl, LoVT, Lo);
+ Hi = DAG.getNode(N->getOpcode(), dl, HiVT, Hi);
+ }
}
void DAGTypeLegalizer::SplitVecRes_VECTOR_SHUFFLE(ShuffleVectorSDNode *N,
SDValue &Lo, SDValue &Hi) {
// The low and high parts of the original input give four input vectors.
SDValue Inputs[4];
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
GetSplitVector(N->getOperand(0), Inputs[0], Inputs[1]);
GetSplitVector(N->getOperand(1), Inputs[2], Inputs[3]);
EVT NewVT = Inputs[0].getValueType();
dbgs() << "\n");
SDValue Res = SDValue();
+ // See if the target wants to custom split this node.
+ if (CustomLowerNode(N, N->getOperand(OpNo).getValueType(), false))
+ return false;
+
if (Res.getNode() == 0) {
switch (N->getOpcode()) {
default:
N->dump(&DAG);
dbgs() << "\n";
#endif
- llvm_unreachable("Do not know how to split this operator's operand!");
+ report_fatal_error("Do not know how to split this operator's "
+ "operand!\n");
- case ISD::BIT_CONVERT: Res = SplitVecOp_BIT_CONVERT(N); break;
+ case ISD::SETCC: Res = SplitVecOp_VSETCC(N); break;
+ case ISD::BITCAST: Res = SplitVecOp_BITCAST(N); break;
case ISD::EXTRACT_SUBVECTOR: Res = SplitVecOp_EXTRACT_SUBVECTOR(N); break;
case ISD::EXTRACT_VECTOR_ELT:Res = SplitVecOp_EXTRACT_VECTOR_ELT(N); break;
+ case ISD::CONCAT_VECTORS: Res = SplitVecOp_CONCAT_VECTORS(N); break;
+ case ISD::TRUNCATE: Res = SplitVecOp_TRUNCATE(N); break;
+ case ISD::FP_ROUND: Res = SplitVecOp_FP_ROUND(N); break;
case ISD::STORE:
Res = SplitVecOp_STORE(cast<StoreSDNode>(N), OpNo);
break;
-
+ case ISD::VSELECT:
+ Res = SplitVecOp_VSELECT(N, OpNo);
+ break;
case ISD::CTTZ:
case ISD::CTLZ:
case ISD::CTPOP:
+ case ISD::FP_EXTEND:
case ISD::FP_TO_SINT:
case ISD::FP_TO_UINT:
case ISD::SINT_TO_FP:
case ISD::UINT_TO_FP:
- case ISD::TRUNCATE:
+ case ISD::FTRUNC:
case ISD::SIGN_EXTEND:
case ISD::ZERO_EXTEND:
case ISD::ANY_EXTEND:
return false;
}
+SDValue DAGTypeLegalizer::SplitVecOp_VSELECT(SDNode *N, unsigned OpNo) {
+ // The only possibility for an illegal operand is the mask, since result type
+ // legalization would have handled this node already otherwise.
+ assert(OpNo == 0 && "Illegal operand must be mask");
+
+ SDValue Mask = N->getOperand(0);
+ SDValue Src0 = N->getOperand(1);
+ SDValue Src1 = N->getOperand(2);
+ SDLoc DL(N);
+ EVT MaskVT = Mask.getValueType();
+ assert(MaskVT.isVector() && "VSELECT without a vector mask?");
+
+ SDValue Lo, Hi;
+ GetSplitVector(N->getOperand(0), Lo, Hi);
+ assert(Lo.getValueType() == Hi.getValueType() &&
+ "Lo and Hi have differing types");
+
+ unsigned LoNumElts = Lo.getValueType().getVectorNumElements();
+ unsigned HiNumElts = Hi.getValueType().getVectorNumElements();
+ assert(LoNumElts == HiNumElts && "Asymmetric vector split?");
+
+ LLVMContext &Ctx = *DAG.getContext();
+ SDValue Zero = DAG.getIntPtrConstant(0);
+ SDValue LoElts = DAG.getIntPtrConstant(LoNumElts);
+ EVT Src0VT = Src0.getValueType();
+ EVT Src0EltTy = Src0VT.getVectorElementType();
+ EVT MaskEltTy = MaskVT.getVectorElementType();
+
+ EVT LoOpVT = EVT::getVectorVT(Ctx, Src0EltTy, LoNumElts);
+ EVT LoMaskVT = EVT::getVectorVT(Ctx, MaskEltTy, LoNumElts);
+ EVT HiOpVT = EVT::getVectorVT(Ctx, Src0EltTy, HiNumElts);
+ EVT HiMaskVT = EVT::getVectorVT(Ctx, MaskEltTy, HiNumElts);
+
+ SDValue LoOp0 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, LoOpVT, Src0, Zero);
+ SDValue LoOp1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, LoOpVT, Src1, Zero);
+
+ SDValue HiOp0 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, HiOpVT, Src0, LoElts);
+ SDValue HiOp1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, HiOpVT, Src1, LoElts);
+
+ SDValue LoMask =
+ DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, LoMaskVT, Mask, Zero);
+ SDValue HiMask =
+ DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, HiMaskVT, Mask, LoElts);
+
+ SDValue LoSelect =
+ DAG.getNode(ISD::VSELECT, DL, LoOpVT, LoMask, LoOp0, LoOp1);
+ SDValue HiSelect =
+ DAG.getNode(ISD::VSELECT, DL, HiOpVT, HiMask, HiOp0, HiOp1);
+
+ return DAG.getNode(ISD::CONCAT_VECTORS, DL, Src0VT, LoSelect, HiSelect);
+}
+
SDValue DAGTypeLegalizer::SplitVecOp_UnaryOp(SDNode *N) {
// The result has a legal vector type, but the input needs splitting.
EVT ResVT = N->getValueType(0);
SDValue Lo, Hi;
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
GetSplitVector(N->getOperand(0), Lo, Hi);
EVT InVT = Lo.getValueType();
return DAG.getNode(ISD::CONCAT_VECTORS, dl, ResVT, Lo, Hi);
}
-SDValue DAGTypeLegalizer::SplitVecOp_BIT_CONVERT(SDNode *N) {
- // For example, i64 = BIT_CONVERT v4i16 on alpha. Typically the vector will
+SDValue DAGTypeLegalizer::SplitVecOp_BITCAST(SDNode *N) {
+ // For example, i64 = BITCAST v4i16 on alpha. Typically the vector will
// end up being split all the way down to individual components. Convert the
// split pieces into integers and reassemble.
SDValue Lo, Hi;
if (TLI.isBigEndian())
std::swap(Lo, Hi);
- return DAG.getNode(ISD::BIT_CONVERT, N->getDebugLoc(), N->getValueType(0),
+ return DAG.getNode(ISD::BITCAST, SDLoc(N), N->getValueType(0),
JoinIntegers(Lo, Hi));
}
SDValue DAGTypeLegalizer::SplitVecOp_EXTRACT_SUBVECTOR(SDNode *N) {
- // We know that the extracted result type is legal. For now, assume the index
- // is a constant.
+ // We know that the extracted result type is legal.
EVT SubVT = N->getValueType(0);
SDValue Idx = N->getOperand(1);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
SDValue Lo, Hi;
GetSplitVector(N->getOperand(0), Lo, Hi);
return SDValue(DAG.UpdateNodeOperands(N, Lo, Idx), 0);
return SDValue(DAG.UpdateNodeOperands(N, Hi,
DAG.getConstant(IdxVal - LoElts,
- Idx.getValueType())),
- 0);
+ Idx.getValueType())), 0);
}
// Store the vector to the stack.
EVT EltVT = VecVT.getVectorElementType();
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
SDValue StackPtr = DAG.CreateStackTemporary(VecVT);
- int SPFI = cast<FrameIndexSDNode>(StackPtr.getNode())->getIndex();
- const Value *SV = PseudoSourceValue::getFixedStack(SPFI);
- SDValue Store = DAG.getStore(DAG.getEntryNode(), dl, Vec, StackPtr, SV, 0,
- false, false, 0);
+ SDValue Store = DAG.getStore(DAG.getEntryNode(), dl, Vec, StackPtr,
+ MachinePointerInfo(), false, false, 0);
// Load back the required element.
StackPtr = GetVectorElementPointer(StackPtr, EltVT, Idx);
return DAG.getExtLoad(ISD::EXTLOAD, dl, N->getValueType(0), Store, StackPtr,
- SV, 0, EltVT, false, false, 0);
+ MachinePointerInfo(), EltVT, false, false, 0);
}
SDValue DAGTypeLegalizer::SplitVecOp_STORE(StoreSDNode *N, unsigned OpNo) {
assert(N->isUnindexed() && "Indexed store of vector?");
assert(OpNo == 1 && "Can only split the stored value");
- DebugLoc dl = N->getDebugLoc();
+ SDLoc DL(N);
bool isTruncating = N->isTruncatingStore();
SDValue Ch = N->getChain();
SDValue Ptr = N->getBasePtr();
- int SVOffset = N->getSrcValueOffset();
EVT MemoryVT = N->getMemoryVT();
unsigned Alignment = N->getOriginalAlignment();
bool isVol = N->isVolatile();
unsigned IncrementSize = LoMemVT.getSizeInBits()/8;
if (isTruncating)
- Lo = DAG.getTruncStore(Ch, dl, Lo, Ptr, N->getSrcValue(), SVOffset,
+ Lo = DAG.getTruncStore(Ch, DL, Lo, Ptr, N->getPointerInfo(),
LoMemVT, isVol, isNT, Alignment);
else
- Lo = DAG.getStore(Ch, dl, Lo, Ptr, N->getSrcValue(), SVOffset,
+ Lo = DAG.getStore(Ch, DL, Lo, Ptr, N->getPointerInfo(),
isVol, isNT, Alignment);
// Increment the pointer to the other half.
- Ptr = DAG.getNode(ISD::ADD, dl, Ptr.getValueType(), Ptr,
+ Ptr = DAG.getNode(ISD::ADD, DL, Ptr.getValueType(), Ptr,
DAG.getIntPtrConstant(IncrementSize));
- SVOffset += IncrementSize;
if (isTruncating)
- Hi = DAG.getTruncStore(Ch, dl, Hi, Ptr, N->getSrcValue(), SVOffset,
+ Hi = DAG.getTruncStore(Ch, DL, Hi, Ptr,
+ N->getPointerInfo().getWithOffset(IncrementSize),
HiMemVT, isVol, isNT, Alignment);
else
- Hi = DAG.getStore(Ch, dl, Hi, Ptr, N->getSrcValue(), SVOffset,
+ Hi = DAG.getStore(Ch, DL, Hi, Ptr,
+ N->getPointerInfo().getWithOffset(IncrementSize),
isVol, isNT, Alignment);
- return DAG.getNode(ISD::TokenFactor, dl, MVT::Other, Lo, Hi);
+ return DAG.getNode(ISD::TokenFactor, DL, MVT::Other, Lo, Hi);
+}
+
+SDValue DAGTypeLegalizer::SplitVecOp_CONCAT_VECTORS(SDNode *N) {
+ SDLoc DL(N);
+
+ // The input operands all must have the same type, and we know the result
+ // type is valid. Convert this to a buildvector which extracts all the
+ // input elements.
+ // TODO: If the input elements are power-two vectors, we could convert this to
+ // a new CONCAT_VECTORS node with elements that are half-wide.
+ SmallVector<SDValue, 32> Elts;
+ EVT EltVT = N->getValueType(0).getVectorElementType();
+ for (unsigned op = 0, e = N->getNumOperands(); op != e; ++op) {
+ SDValue Op = N->getOperand(op);
+ for (unsigned i = 0, e = Op.getValueType().getVectorNumElements();
+ i != e; ++i) {
+ Elts.push_back(DAG.getNode(ISD::EXTRACT_VECTOR_ELT, DL, EltVT,
+ Op, DAG.getIntPtrConstant(i)));
+
+ }
+ }
+
+ return DAG.getNode(ISD::BUILD_VECTOR, DL, N->getValueType(0),
+ &Elts[0], Elts.size());
+}
+
+SDValue DAGTypeLegalizer::SplitVecOp_TRUNCATE(SDNode *N) {
+ // The result type is legal, but the input type is illegal. If splitting
+ // ends up with the result type of each half still being legal, just
+ // do that. If, however, that would result in an illegal result type,
+ // we can try to get more clever with power-two vectors. Specifically,
+ // split the input type, but also widen the result element size, then
+ // concatenate the halves and truncate again. For example, consider a target
+ // where v8i8 is legal and v8i32 is not (ARM, which doesn't have 256-bit
+ // vectors). To perform a "%res = v8i8 trunc v8i32 %in" we do:
+ // %inlo = v4i32 extract_subvector %in, 0
+ // %inhi = v4i32 extract_subvector %in, 4
+ // %lo16 = v4i16 trunc v4i32 %inlo
+ // %hi16 = v4i16 trunc v4i32 %inhi
+ // %in16 = v8i16 concat_vectors v4i16 %lo16, v4i16 %hi16
+ // %res = v8i8 trunc v8i16 %in16
+ //
+ // Without this transform, the original truncate would end up being
+ // scalarized, which is pretty much always a last resort.
+ SDValue InVec = N->getOperand(0);
+ EVT InVT = InVec->getValueType(0);
+ EVT OutVT = N->getValueType(0);
+ unsigned NumElements = OutVT.getVectorNumElements();
+ // Widening should have already made sure this is a power-two vector
+ // if we're trying to split it at all. assert() that's true, just in case.
+ assert(!(NumElements & 1) && "Splitting vector, but not in half!");
+
+ unsigned InElementSize = InVT.getVectorElementType().getSizeInBits();
+ unsigned OutElementSize = OutVT.getVectorElementType().getSizeInBits();
+
+ // If the input elements are only 1/2 the width of the result elements,
+ // just use the normal splitting. Our trick only work if there's room
+ // to split more than once.
+ if (InElementSize <= OutElementSize * 2)
+ return SplitVecOp_UnaryOp(N);
+ SDLoc DL(N);
+
+ // Extract the halves of the input via extract_subvector.
+ EVT SplitVT = EVT::getVectorVT(*DAG.getContext(),
+ InVT.getVectorElementType(), NumElements/2);
+ SDValue InLoVec = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, SplitVT, InVec,
+ DAG.getIntPtrConstant(0));
+ SDValue InHiVec = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, SplitVT, InVec,
+ DAG.getIntPtrConstant(NumElements/2));
+ // Truncate them to 1/2 the element size.
+ EVT HalfElementVT = EVT::getIntegerVT(*DAG.getContext(), InElementSize/2);
+ EVT HalfVT = EVT::getVectorVT(*DAG.getContext(), HalfElementVT,
+ NumElements/2);
+ SDValue HalfLo = DAG.getNode(ISD::TRUNCATE, DL, HalfVT, InLoVec);
+ SDValue HalfHi = DAG.getNode(ISD::TRUNCATE, DL, HalfVT, InHiVec);
+ // Concatenate them to get the full intermediate truncation result.
+ EVT InterVT = EVT::getVectorVT(*DAG.getContext(), HalfElementVT, NumElements);
+ SDValue InterVec = DAG.getNode(ISD::CONCAT_VECTORS, DL, InterVT, HalfLo,
+ HalfHi);
+ // Now finish up by truncating all the way down to the original result
+ // type. This should normally be something that ends up being legal directly,
+ // but in theory if a target has very wide vectors and an annoyingly
+ // restricted set of legal types, this split can chain to build things up.
+ return DAG.getNode(ISD::TRUNCATE, DL, OutVT, InterVec);
+}
+
+SDValue DAGTypeLegalizer::SplitVecOp_VSETCC(SDNode *N) {
+ assert(N->getValueType(0).isVector() &&
+ N->getOperand(0).getValueType().isVector() &&
+ "Operand types must be vectors");
+ // The result has a legal vector type, but the input needs splitting.
+ SDValue Lo0, Hi0, Lo1, Hi1, LoRes, HiRes;
+ SDLoc DL(N);
+ GetSplitVector(N->getOperand(0), Lo0, Hi0);
+ GetSplitVector(N->getOperand(1), Lo1, Hi1);
+ unsigned PartElements = Lo0.getValueType().getVectorNumElements();
+ EVT PartResVT = EVT::getVectorVT(*DAG.getContext(), MVT::i1, PartElements);
+ EVT WideResVT = EVT::getVectorVT(*DAG.getContext(), MVT::i1, 2*PartElements);
+
+ LoRes = DAG.getNode(ISD::SETCC, DL, PartResVT, Lo0, Lo1, N->getOperand(2));
+ HiRes = DAG.getNode(ISD::SETCC, DL, PartResVT, Hi0, Hi1, N->getOperand(2));
+ SDValue Con = DAG.getNode(ISD::CONCAT_VECTORS, DL, WideResVT, LoRes, HiRes);
+ return PromoteTargetBoolean(Con, N->getValueType(0));
}
+SDValue DAGTypeLegalizer::SplitVecOp_FP_ROUND(SDNode *N) {
+ // The result has a legal vector type, but the input needs splitting.
+ EVT ResVT = N->getValueType(0);
+ SDValue Lo, Hi;
+ SDLoc DL(N);
+ GetSplitVector(N->getOperand(0), Lo, Hi);
+ EVT InVT = Lo.getValueType();
+
+ EVT OutVT = EVT::getVectorVT(*DAG.getContext(), ResVT.getVectorElementType(),
+ InVT.getVectorNumElements());
+
+ Lo = DAG.getNode(ISD::FP_ROUND, DL, OutVT, Lo, N->getOperand(1));
+ Hi = DAG.getNode(ISD::FP_ROUND, DL, OutVT, Hi, N->getOperand(1));
+
+ return DAG.getNode(ISD::CONCAT_VECTORS, DL, ResVT, Lo, Hi);
+}
+
+
+
//===----------------------------------------------------------------------===//
// Result Vector Widening
//===----------------------------------------------------------------------===//
#endif
llvm_unreachable("Do not know how to widen the result of this operator!");
- case ISD::BIT_CONVERT: Res = WidenVecRes_BIT_CONVERT(N); break;
+ case ISD::MERGE_VALUES: Res = WidenVecRes_MERGE_VALUES(N, ResNo); break;
+ case ISD::BITCAST: Res = WidenVecRes_BITCAST(N); break;
case ISD::BUILD_VECTOR: Res = WidenVecRes_BUILD_VECTOR(N); break;
case ISD::CONCAT_VECTORS: Res = WidenVecRes_CONCAT_VECTORS(N); break;
case ISD::CONVERT_RNDSAT: Res = WidenVecRes_CONVERT_RNDSAT(N); break;
case ISD::LOAD: Res = WidenVecRes_LOAD(N); break;
case ISD::SCALAR_TO_VECTOR: Res = WidenVecRes_SCALAR_TO_VECTOR(N); break;
case ISD::SIGN_EXTEND_INREG: Res = WidenVecRes_InregOp(N); break;
+ case ISD::VSELECT:
case ISD::SELECT: Res = WidenVecRes_SELECT(N); break;
case ISD::SELECT_CC: Res = WidenVecRes_SELECT_CC(N); break;
case ISD::SETCC: Res = WidenVecRes_SETCC(N); break;
case ISD::VECTOR_SHUFFLE:
Res = WidenVecRes_VECTOR_SHUFFLE(cast<ShuffleVectorSDNode>(N));
break;
- case ISD::VSETCC:
- Res = WidenVecRes_VSETCC(N);
- break;
-
case ISD::ADD:
case ISD::AND:
case ISD::BSWAP:
Res = WidenVecRes_Shift(N);
break;
+ case ISD::ANY_EXTEND:
+ case ISD::FP_EXTEND:
case ISD::FP_ROUND:
case ISD::FP_TO_SINT:
case ISD::FP_TO_UINT:
+ case ISD::SIGN_EXTEND:
case ISD::SINT_TO_FP:
- case ISD::UINT_TO_FP:
case ISD::TRUNCATE:
- case ISD::SIGN_EXTEND:
+ case ISD::UINT_TO_FP:
case ISD::ZERO_EXTEND:
- case ISD::ANY_EXTEND:
Res = WidenVecRes_Convert(N);
break;
case ISD::CTPOP:
case ISD::CTTZ:
case ISD::FABS:
+ case ISD::FCEIL:
case ISD::FCOS:
- case ISD::FNEG:
- case ISD::FSIN:
- case ISD::FSQRT:
case ISD::FEXP:
case ISD::FEXP2:
+ case ISD::FFLOOR:
case ISD::FLOG:
- case ISD::FLOG2:
case ISD::FLOG10:
+ case ISD::FLOG2:
+ case ISD::FNEARBYINT:
+ case ISD::FNEG:
+ case ISD::FRINT:
+ case ISD::FSIN:
+ case ISD::FSQRT:
+ case ISD::FTRUNC:
Res = WidenVecRes_Unary(N);
break;
+ case ISD::FMA:
+ Res = WidenVecRes_Ternary(N);
+ break;
}
// If Res is null, the sub-method took care of registering the result.
SetWidenedVector(SDValue(N, ResNo), Res);
}
+SDValue DAGTypeLegalizer::WidenVecRes_Ternary(SDNode *N) {
+ // Ternary op widening.
+ SDLoc dl(N);
+ EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
+ SDValue InOp1 = GetWidenedVector(N->getOperand(0));
+ SDValue InOp2 = GetWidenedVector(N->getOperand(1));
+ SDValue InOp3 = GetWidenedVector(N->getOperand(2));
+ return DAG.getNode(N->getOpcode(), dl, WidenVT, InOp1, InOp2, InOp3);
+}
+
SDValue DAGTypeLegalizer::WidenVecRes_Binary(SDNode *N) {
// Binary op widening.
unsigned Opcode = N->getOpcode();
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
EVT WidenEltVT = WidenVT.getVectorElementType();
EVT VT = WidenVT;
unsigned NumElts = VT.getVectorNumElements();
- while (!TLI.isTypeSynthesizable(VT) && NumElts != 1) {
- NumElts = NumElts / 2;
- VT = EVT::getVectorVT(*DAG.getContext(), WidenEltVT, NumElts);
+ while (!TLI.isTypeLegal(VT) && NumElts != 1) {
+ NumElts = NumElts / 2;
+ VT = EVT::getVectorVT(*DAG.getContext(), WidenEltVT, NumElts);
}
if (NumElts != 1 && !TLI.canOpTrap(N->getOpcode(), VT)) {
SDValue InOp1 = GetWidenedVector(N->getOperand(0));
SDValue InOp2 = GetWidenedVector(N->getOperand(1));
return DAG.getNode(N->getOpcode(), dl, WidenVT, InOp1, InOp2);
- } else if (NumElts == 1) {
- // No legal vector version so unroll the vector operation and then widen.
+ }
+
+ // No legal vector version so unroll the vector operation and then widen.
+ if (NumElts == 1)
return DAG.UnrollVectorOp(N, WidenVT.getVectorNumElements());
- } else {
- // Since the operation can trap, apply operation on the original vector.
- EVT MaxVT = VT;
- SDValue InOp1 = GetWidenedVector(N->getOperand(0));
- SDValue InOp2 = GetWidenedVector(N->getOperand(1));
- unsigned CurNumElts = N->getValueType(0).getVectorNumElements();
-
- SmallVector<SDValue, 16> ConcatOps(CurNumElts);
- unsigned ConcatEnd = 0; // Current ConcatOps index.
- int Idx = 0; // Current Idx into input vectors.
-
- // NumElts := greatest synthesizable vector size (at most WidenVT)
- // while (orig. vector has unhandled elements) {
- // take munches of size NumElts from the beginning and add to ConcatOps
- // NumElts := next smaller supported vector size or 1
- // }
- while (CurNumElts != 0) {
- while (CurNumElts >= NumElts) {
- SDValue EOp1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, InOp1,
- DAG.getIntPtrConstant(Idx));
- SDValue EOp2 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, InOp2,
- DAG.getIntPtrConstant(Idx));
- ConcatOps[ConcatEnd++] = DAG.getNode(Opcode, dl, VT, EOp1, EOp2);
- Idx += NumElts;
- CurNumElts -= NumElts;
- }
- do {
- NumElts = NumElts / 2;
- VT = EVT::getVectorVT(*DAG.getContext(), WidenEltVT, NumElts);
- } while (!TLI.isTypeSynthesizable(VT) && NumElts != 1);
-
- if (NumElts == 1) {
- for (unsigned i = 0; i != CurNumElts; ++i, ++Idx) {
- SDValue EOp1 = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, WidenEltVT,
- InOp1, DAG.getIntPtrConstant(Idx));
- SDValue EOp2 = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, WidenEltVT,
- InOp2, DAG.getIntPtrConstant(Idx));
- ConcatOps[ConcatEnd++] = DAG.getNode(Opcode, dl, WidenEltVT,
- EOp1, EOp2);
- }
- CurNumElts = 0;
+
+ // Since the operation can trap, apply operation on the original vector.
+ EVT MaxVT = VT;
+ SDValue InOp1 = GetWidenedVector(N->getOperand(0));
+ SDValue InOp2 = GetWidenedVector(N->getOperand(1));
+ unsigned CurNumElts = N->getValueType(0).getVectorNumElements();
+
+ SmallVector<SDValue, 16> ConcatOps(CurNumElts);
+ unsigned ConcatEnd = 0; // Current ConcatOps index.
+ int Idx = 0; // Current Idx into input vectors.
+
+ // NumElts := greatest legal vector size (at most WidenVT)
+ // while (orig. vector has unhandled elements) {
+ // take munches of size NumElts from the beginning and add to ConcatOps
+ // NumElts := next smaller supported vector size or 1
+ // }
+ while (CurNumElts != 0) {
+ while (CurNumElts >= NumElts) {
+ SDValue EOp1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, InOp1,
+ DAG.getIntPtrConstant(Idx));
+ SDValue EOp2 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, InOp2,
+ DAG.getIntPtrConstant(Idx));
+ ConcatOps[ConcatEnd++] = DAG.getNode(Opcode, dl, VT, EOp1, EOp2);
+ Idx += NumElts;
+ CurNumElts -= NumElts;
+ }
+ do {
+ NumElts = NumElts / 2;
+ VT = EVT::getVectorVT(*DAG.getContext(), WidenEltVT, NumElts);
+ } while (!TLI.isTypeLegal(VT) && NumElts != 1);
+
+ if (NumElts == 1) {
+ for (unsigned i = 0; i != CurNumElts; ++i, ++Idx) {
+ SDValue EOp1 = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, WidenEltVT,
+ InOp1, DAG.getIntPtrConstant(Idx));
+ SDValue EOp2 = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, WidenEltVT,
+ InOp2, DAG.getIntPtrConstant(Idx));
+ ConcatOps[ConcatEnd++] = DAG.getNode(Opcode, dl, WidenEltVT,
+ EOp1, EOp2);
}
+ CurNumElts = 0;
}
+ }
- // Check to see if we have a single operation with the widen type.
- if (ConcatEnd == 1) {
- VT = ConcatOps[0].getValueType();
- if (VT == WidenVT)
- return ConcatOps[0];
- }
+ // Check to see if we have a single operation with the widen type.
+ if (ConcatEnd == 1) {
+ VT = ConcatOps[0].getValueType();
+ if (VT == WidenVT)
+ return ConcatOps[0];
+ }
- // while (Some element of ConcatOps is not of type MaxVT) {
- // From the end of ConcatOps, collect elements of the same type and put
- // them into an op of the next larger supported type
- // }
- while (ConcatOps[ConcatEnd-1].getValueType() != MaxVT) {
- Idx = ConcatEnd - 1;
- VT = ConcatOps[Idx--].getValueType();
- while (Idx >= 0 && ConcatOps[Idx].getValueType() == VT)
- Idx--;
-
- int NextSize = VT.isVector() ? VT.getVectorNumElements() : 1;
- EVT NextVT;
- do {
- NextSize *= 2;
- NextVT = EVT::getVectorVT(*DAG.getContext(), WidenEltVT, NextSize);
- } while (!TLI.isTypeSynthesizable(NextVT));
-
- if (!VT.isVector()) {
- // Scalar type, create an INSERT_VECTOR_ELEMENT of type NextVT
- SDValue VecOp = DAG.getUNDEF(NextVT);
- unsigned NumToInsert = ConcatEnd - Idx - 1;
- for (unsigned i = 0, OpIdx = Idx+1; i < NumToInsert; i++, OpIdx++) {
- VecOp = DAG.getNode(ISD::INSERT_VECTOR_ELT, dl, NextVT, VecOp,
- ConcatOps[OpIdx], DAG.getIntPtrConstant(i));
- }
- ConcatOps[Idx+1] = VecOp;
- ConcatEnd = Idx + 2;
- }
- else {
- // Vector type, create a CONCAT_VECTORS of type NextVT
- SDValue undefVec = DAG.getUNDEF(VT);
- unsigned OpsToConcat = NextSize/VT.getVectorNumElements();
- SmallVector<SDValue, 16> SubConcatOps(OpsToConcat);
- unsigned RealVals = ConcatEnd - Idx - 1;
- unsigned SubConcatEnd = 0;
- unsigned SubConcatIdx = Idx + 1;
- while (SubConcatEnd < RealVals)
- SubConcatOps[SubConcatEnd++] = ConcatOps[++Idx];
- while (SubConcatEnd < OpsToConcat)
- SubConcatOps[SubConcatEnd++] = undefVec;
- ConcatOps[SubConcatIdx] = DAG.getNode(ISD::CONCAT_VECTORS, dl,
- NextVT, &SubConcatOps[0],
- OpsToConcat);
- ConcatEnd = SubConcatIdx + 1;
+ // while (Some element of ConcatOps is not of type MaxVT) {
+ // From the end of ConcatOps, collect elements of the same type and put
+ // them into an op of the next larger supported type
+ // }
+ while (ConcatOps[ConcatEnd-1].getValueType() != MaxVT) {
+ Idx = ConcatEnd - 1;
+ VT = ConcatOps[Idx--].getValueType();
+ while (Idx >= 0 && ConcatOps[Idx].getValueType() == VT)
+ Idx--;
+
+ int NextSize = VT.isVector() ? VT.getVectorNumElements() : 1;
+ EVT NextVT;
+ do {
+ NextSize *= 2;
+ NextVT = EVT::getVectorVT(*DAG.getContext(), WidenEltVT, NextSize);
+ } while (!TLI.isTypeLegal(NextVT));
+
+ if (!VT.isVector()) {
+ // Scalar type, create an INSERT_VECTOR_ELEMENT of type NextVT
+ SDValue VecOp = DAG.getUNDEF(NextVT);
+ unsigned NumToInsert = ConcatEnd - Idx - 1;
+ for (unsigned i = 0, OpIdx = Idx+1; i < NumToInsert; i++, OpIdx++) {
+ VecOp = DAG.getNode(ISD::INSERT_VECTOR_ELT, dl, NextVT, VecOp,
+ ConcatOps[OpIdx], DAG.getIntPtrConstant(i));
}
+ ConcatOps[Idx+1] = VecOp;
+ ConcatEnd = Idx + 2;
+ } else {
+ // Vector type, create a CONCAT_VECTORS of type NextVT
+ SDValue undefVec = DAG.getUNDEF(VT);
+ unsigned OpsToConcat = NextSize/VT.getVectorNumElements();
+ SmallVector<SDValue, 16> SubConcatOps(OpsToConcat);
+ unsigned RealVals = ConcatEnd - Idx - 1;
+ unsigned SubConcatEnd = 0;
+ unsigned SubConcatIdx = Idx + 1;
+ while (SubConcatEnd < RealVals)
+ SubConcatOps[SubConcatEnd++] = ConcatOps[++Idx];
+ while (SubConcatEnd < OpsToConcat)
+ SubConcatOps[SubConcatEnd++] = undefVec;
+ ConcatOps[SubConcatIdx] = DAG.getNode(ISD::CONCAT_VECTORS, dl,
+ NextVT, &SubConcatOps[0],
+ OpsToConcat);
+ ConcatEnd = SubConcatIdx + 1;
}
+ }
- // Check to see if we have a single operation with the widen type.
- if (ConcatEnd == 1) {
- VT = ConcatOps[0].getValueType();
- if (VT == WidenVT)
- return ConcatOps[0];
- }
-
- // add undefs of size MaxVT until ConcatOps grows to length of WidenVT
- unsigned NumOps =
- WidenVT.getVectorNumElements()/MaxVT.getVectorNumElements();
- if (NumOps != ConcatEnd ) {
- SDValue UndefVal = DAG.getUNDEF(MaxVT);
- for (unsigned j = ConcatEnd; j < NumOps; ++j)
- ConcatOps[j] = UndefVal;
- }
- return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT, &ConcatOps[0], NumOps);
+ // Check to see if we have a single operation with the widen type.
+ if (ConcatEnd == 1) {
+ VT = ConcatOps[0].getValueType();
+ if (VT == WidenVT)
+ return ConcatOps[0];
}
+
+ // add undefs of size MaxVT until ConcatOps grows to length of WidenVT
+ unsigned NumOps = WidenVT.getVectorNumElements()/MaxVT.getVectorNumElements();
+ if (NumOps != ConcatEnd ) {
+ SDValue UndefVal = DAG.getUNDEF(MaxVT);
+ for (unsigned j = ConcatEnd; j < NumOps; ++j)
+ ConcatOps[j] = UndefVal;
+ }
+ return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT, &ConcatOps[0], NumOps);
}
SDValue DAGTypeLegalizer::WidenVecRes_Convert(SDNode *N) {
SDValue InOp = N->getOperand(0);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc DL(N);
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
unsigned WidenNumElts = WidenVT.getVectorNumElements();
unsigned Opcode = N->getOpcode();
unsigned InVTNumElts = InVT.getVectorNumElements();
- if (getTypeAction(InVT) == WidenVector) {
+ if (getTypeAction(InVT) == TargetLowering::TypeWidenVector) {
InOp = GetWidenedVector(N->getOperand(0));
InVT = InOp.getValueType();
InVTNumElts = InVT.getVectorNumElements();
- if (InVTNumElts == WidenNumElts)
- return DAG.getNode(Opcode, dl, WidenVT, InOp);
+ if (InVTNumElts == WidenNumElts) {
+ if (N->getNumOperands() == 1)
+ return DAG.getNode(Opcode, DL, WidenVT, InOp);
+ return DAG.getNode(Opcode, DL, WidenVT, InOp, N->getOperand(1));
+ }
}
- if (TLI.isTypeSynthesizable(InWidenVT)) {
+ if (TLI.isTypeLegal(InWidenVT)) {
// Because the result and the input are different vector types, widening
// the result could create a legal type but widening the input might make
// it an illegal type that might lead to repeatedly splitting the input
SDValue UndefVal = DAG.getUNDEF(InVT);
for (unsigned i = 1; i != NumConcat; ++i)
Ops[i] = UndefVal;
- return DAG.getNode(Opcode, dl, WidenVT,
- DAG.getNode(ISD::CONCAT_VECTORS, dl, InWidenVT,
- &Ops[0], NumConcat));
+ SDValue InVec = DAG.getNode(ISD::CONCAT_VECTORS, DL, InWidenVT,
+ &Ops[0], NumConcat);
+ if (N->getNumOperands() == 1)
+ return DAG.getNode(Opcode, DL, WidenVT, InVec);
+ return DAG.getNode(Opcode, DL, WidenVT, InVec, N->getOperand(1));
}
if (InVTNumElts % WidenNumElts == 0) {
+ SDValue InVal = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, InWidenVT,
+ InOp, DAG.getIntPtrConstant(0));
// Extract the input and convert the shorten input vector.
- return DAG.getNode(Opcode, dl, WidenVT,
- DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InWidenVT,
- InOp, DAG.getIntPtrConstant(0)));
+ if (N->getNumOperands() == 1)
+ return DAG.getNode(Opcode, DL, WidenVT, InVal);
+ return DAG.getNode(Opcode, DL, WidenVT, InVal, N->getOperand(1));
}
}
EVT EltVT = WidenVT.getVectorElementType();
unsigned MinElts = std::min(InVTNumElts, WidenNumElts);
unsigned i;
- for (i=0; i < MinElts; ++i)
- Ops[i] = DAG.getNode(Opcode, dl, EltVT,
- DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, InEltVT, InOp,
- DAG.getIntPtrConstant(i)));
+ for (i=0; i < MinElts; ++i) {
+ SDValue Val = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, DL, InEltVT, InOp,
+ DAG.getIntPtrConstant(i));
+ if (N->getNumOperands() == 1)
+ Ops[i] = DAG.getNode(Opcode, DL, EltVT, Val);
+ else
+ Ops[i] = DAG.getNode(Opcode, DL, EltVT, Val, N->getOperand(1));
+ }
SDValue UndefVal = DAG.getUNDEF(EltVT);
for (; i < WidenNumElts; ++i)
Ops[i] = UndefVal;
- return DAG.getNode(ISD::BUILD_VECTOR, dl, WidenVT, &Ops[0], WidenNumElts);
+ return DAG.getNode(ISD::BUILD_VECTOR, DL, WidenVT, &Ops[0], WidenNumElts);
}
SDValue DAGTypeLegalizer::WidenVecRes_POWI(SDNode *N) {
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
SDValue InOp = GetWidenedVector(N->getOperand(0));
SDValue ShOp = N->getOperand(1);
- return DAG.getNode(N->getOpcode(), N->getDebugLoc(), WidenVT, InOp, ShOp);
+ return DAG.getNode(N->getOpcode(), SDLoc(N), WidenVT, InOp, ShOp);
}
SDValue DAGTypeLegalizer::WidenVecRes_Shift(SDNode *N) {
SDValue ShOp = N->getOperand(1);
EVT ShVT = ShOp.getValueType();
- if (getTypeAction(ShVT) == WidenVector) {
+ if (getTypeAction(ShVT) == TargetLowering::TypeWidenVector) {
ShOp = GetWidenedVector(ShOp);
ShVT = ShOp.getValueType();
}
if (ShVT != ShWidenVT)
ShOp = ModifyToType(ShOp, ShWidenVT);
- return DAG.getNode(N->getOpcode(), N->getDebugLoc(), WidenVT, InOp, ShOp);
+ return DAG.getNode(N->getOpcode(), SDLoc(N), WidenVT, InOp, ShOp);
}
SDValue DAGTypeLegalizer::WidenVecRes_Unary(SDNode *N) {
// Unary op widening.
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
SDValue InOp = GetWidenedVector(N->getOperand(0));
- return DAG.getNode(N->getOpcode(), N->getDebugLoc(), WidenVT, InOp);
+ return DAG.getNode(N->getOpcode(), SDLoc(N), WidenVT, InOp);
}
SDValue DAGTypeLegalizer::WidenVecRes_InregOp(SDNode *N) {
.getVectorElementType(),
WidenVT.getVectorNumElements());
SDValue WidenLHS = GetWidenedVector(N->getOperand(0));
- return DAG.getNode(N->getOpcode(), N->getDebugLoc(),
+ return DAG.getNode(N->getOpcode(), SDLoc(N),
WidenVT, WidenLHS, DAG.getValueType(ExtVT));
}
-SDValue DAGTypeLegalizer::WidenVecRes_BIT_CONVERT(SDNode *N) {
+SDValue DAGTypeLegalizer::WidenVecRes_MERGE_VALUES(SDNode *N, unsigned ResNo) {
+ SDValue WidenVec = DisintegrateMERGE_VALUES(N, ResNo);
+ return GetWidenedVector(WidenVec);
+}
+
+SDValue DAGTypeLegalizer::WidenVecRes_BITCAST(SDNode *N) {
SDValue InOp = N->getOperand(0);
EVT InVT = InOp.getValueType();
EVT VT = N->getValueType(0);
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), VT);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
switch (getTypeAction(InVT)) {
- default:
- assert(false && "Unknown type action!");
- break;
- case Legal:
+ case TargetLowering::TypeLegal:
break;
- case PromoteInteger:
+ case TargetLowering::TypePromoteInteger:
+ // If the incoming type is a vector that is being promoted, then
+ // we know that the elements are arranged differently and that we
+ // must perform the conversion using a stack slot.
+ if (InVT.isVector())
+ break;
+
// If the InOp is promoted to the same size, convert it. Otherwise,
// fall out of the switch and widen the promoted input.
InOp = GetPromotedInteger(InOp);
InVT = InOp.getValueType();
if (WidenVT.bitsEq(InVT))
- return DAG.getNode(ISD::BIT_CONVERT, dl, WidenVT, InOp);
+ return DAG.getNode(ISD::BITCAST, dl, WidenVT, InOp);
break;
- case SoftenFloat:
- case ExpandInteger:
- case ExpandFloat:
- case ScalarizeVector:
- case SplitVector:
+ case TargetLowering::TypeSoftenFloat:
+ case TargetLowering::TypeExpandInteger:
+ case TargetLowering::TypeExpandFloat:
+ case TargetLowering::TypeScalarizeVector:
+ case TargetLowering::TypeSplitVector:
break;
- case WidenVector:
+ case TargetLowering::TypeWidenVector:
// If the InOp is widened to the same size, convert it. Otherwise, fall
// out of the switch and widen the widened input.
InOp = GetWidenedVector(InOp);
InVT = InOp.getValueType();
if (WidenVT.bitsEq(InVT))
// The input widens to the same size. Convert to the widen value.
- return DAG.getNode(ISD::BIT_CONVERT, dl, WidenVT, InOp);
+ return DAG.getNode(ISD::BITCAST, dl, WidenVT, InOp);
break;
}
unsigned WidenSize = WidenVT.getSizeInBits();
unsigned InSize = InVT.getSizeInBits();
- if (WidenSize % InSize == 0) {
+ // x86mmx is not an acceptable vector element type, so don't try.
+ if (WidenSize % InSize == 0 && InVT != MVT::x86mmx) {
// Determine new input vector type. The new input vector type will use
// the same element type (if its a vector) or use the input type as a
// vector. It is the same size as the type to widen to.
unsigned NewNumElts = WidenSize / InSize;
if (InVT.isVector()) {
EVT InEltVT = InVT.getVectorElementType();
- NewInVT= EVT::getVectorVT(*DAG.getContext(), InEltVT,
- WidenSize / InEltVT.getSizeInBits());
+ NewInVT = EVT::getVectorVT(*DAG.getContext(), InEltVT,
+ WidenSize / InEltVT.getSizeInBits());
} else {
NewInVT = EVT::getVectorVT(*DAG.getContext(), InVT, NewNumElts);
}
- if (TLI.isTypeSynthesizable(NewInVT)) {
+ if (TLI.isTypeLegal(NewInVT)) {
// Because the result and the input are different vector types, widening
// the result could create a legal type but widening the input might make
// it an illegal type that might lead to repeatedly splitting the input
else
NewVec = DAG.getNode(ISD::BUILD_VECTOR, dl,
NewInVT, &Ops[0], NewNumElts);
- return DAG.getNode(ISD::BIT_CONVERT, dl, WidenVT, NewVec);
+ return DAG.getNode(ISD::BITCAST, dl, WidenVT, NewVec);
}
}
}
SDValue DAGTypeLegalizer::WidenVecRes_BUILD_VECTOR(SDNode *N) {
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
// Build a vector with undefined for the new nodes.
EVT VT = N->getValueType(0);
- EVT EltVT = VT.getVectorElementType();
+
+ // Integer BUILD_VECTOR operands may be larger than the node's vector element
+ // type. The UNDEFs need to have the same type as the existing operands.
+ EVT EltVT = N->getOperand(0).getValueType();
unsigned NumElts = VT.getVectorNumElements();
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), VT);
unsigned WidenNumElts = WidenVT.getVectorNumElements();
SmallVector<SDValue, 16> NewOps(N->op_begin(), N->op_end());
- NewOps.reserve(WidenNumElts);
- for (unsigned i = NumElts; i < WidenNumElts; ++i)
- NewOps.push_back(DAG.getUNDEF(EltVT));
+ assert(WidenNumElts >= NumElts && "Shrinking vector instead of widening!");
+ NewOps.append(WidenNumElts - NumElts, DAG.getUNDEF(EltVT));
return DAG.getNode(ISD::BUILD_VECTOR, dl, WidenVT, &NewOps[0], NewOps.size());
}
SDValue DAGTypeLegalizer::WidenVecRes_CONCAT_VECTORS(SDNode *N) {
EVT InVT = N->getOperand(0).getValueType();
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
unsigned WidenNumElts = WidenVT.getVectorNumElements();
+ unsigned NumInElts = InVT.getVectorNumElements();
unsigned NumOperands = N->getNumOperands();
bool InputWidened = false; // Indicates we need to widen the input.
- if (getTypeAction(InVT) != WidenVector) {
+ if (getTypeAction(InVT) != TargetLowering::TypeWidenVector) {
if (WidenVT.getVectorNumElements() % InVT.getVectorNumElements() == 0) {
// Add undef vectors to widen to correct length.
unsigned NumConcat = WidenVT.getVectorNumElements() /
if (N->getOperand(i).getOpcode() != ISD::UNDEF)
break;
- if (i > NumOperands)
+ if (i == NumOperands)
// Everything but the first operand is an UNDEF so just return the
// widened first operand.
return GetWidenedVector(N->getOperand(0));
if (NumOperands == 2) {
// Replace concat of two operands with a shuffle.
- SmallVector<int, 16> MaskOps(WidenNumElts);
- for (unsigned i=0; i < WidenNumElts/2; ++i) {
+ SmallVector<int, 16> MaskOps(WidenNumElts, -1);
+ for (unsigned i = 0; i < NumInElts; ++i) {
MaskOps[i] = i;
- MaskOps[i+WidenNumElts/2] = i+WidenNumElts;
+ MaskOps[i + NumInElts] = i + WidenNumElts;
}
return DAG.getVectorShuffle(WidenVT, dl,
GetWidenedVector(N->getOperand(0)),
// Fall back to use extracts and build vector.
EVT EltVT = WidenVT.getVectorElementType();
- unsigned NumInElts = InVT.getVectorNumElements();
SmallVector<SDValue, 16> Ops(WidenNumElts);
unsigned Idx = 0;
for (unsigned i=0; i < NumOperands; ++i) {
if (InputWidened)
InOp = GetWidenedVector(InOp);
for (unsigned j=0; j < NumInElts; ++j)
- Ops[Idx++] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, InOp,
- DAG.getIntPtrConstant(j));
+ Ops[Idx++] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, InOp,
+ DAG.getIntPtrConstant(j));
}
SDValue UndefVal = DAG.getUNDEF(EltVT);
for (; Idx < WidenNumElts; ++Idx)
}
SDValue DAGTypeLegalizer::WidenVecRes_CONVERT_RNDSAT(SDNode *N) {
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
SDValue InOp = N->getOperand(0);
SDValue RndOp = N->getOperand(3);
SDValue SatOp = N->getOperand(4);
- EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(),
- N->getValueType(0));
+ EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
unsigned WidenNumElts = WidenVT.getVectorNumElements();
EVT InVT = InOp.getValueType();
ISD::CvtCode CvtCode = cast<CvtRndSatSDNode>(N)->getCvtCode();
unsigned InVTNumElts = InVT.getVectorNumElements();
- if (getTypeAction(InVT) == WidenVector) {
+ if (getTypeAction(InVT) == TargetLowering::TypeWidenVector) {
InOp = GetWidenedVector(InOp);
InVT = InOp.getValueType();
InVTNumElts = InVT.getVectorNumElements();
SatOp, CvtCode);
}
- if (TLI.isTypeSynthesizable(InWidenVT)) {
+ if (TLI.isTypeLegal(InWidenVT)) {
// Because the result and the input are different vector types, widening
// the result could create a legal type but widening the input might make
// it an illegal type that might lead to repeatedly splitting the input
SmallVector<SDValue, 16> Ops(NumConcat);
Ops[0] = InOp;
SDValue UndefVal = DAG.getUNDEF(InVT);
- for (unsigned i = 1; i != NumConcat; ++i) {
+ for (unsigned i = 1; i != NumConcat; ++i)
Ops[i] = UndefVal;
- }
+
InOp = DAG.getNode(ISD::CONCAT_VECTORS, dl, InWidenVT, &Ops[0],NumConcat);
return DAG.getConvertRndSat(WidenVT, dl, InOp, DTyOp, STyOp, RndOp,
SatOp, CvtCode);
InOp = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, InWidenVT, InOp,
DAG.getIntPtrConstant(0));
return DAG.getConvertRndSat(WidenVT, dl, InOp, DTyOp, STyOp, RndOp,
- SatOp, CvtCode);
+ SatOp, CvtCode);
}
}
SDValue ExtVal = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, InEltVT, InOp,
DAG.getIntPtrConstant(i));
Ops[i] = DAG.getConvertRndSat(WidenVT, dl, ExtVal, DTyOp, STyOp, RndOp,
- SatOp, CvtCode);
+ SatOp, CvtCode);
}
SDValue UndefVal = DAG.getUNDEF(EltVT);
unsigned WidenNumElts = WidenVT.getVectorNumElements();
SDValue InOp = N->getOperand(0);
SDValue Idx = N->getOperand(1);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
- if (getTypeAction(InOp.getValueType()) == WidenVector)
+ if (getTypeAction(InOp.getValueType()) == TargetLowering::TypeWidenVector)
InOp = GetWidenedVector(InOp);
EVT InVT = InOp.getValueType();
- ConstantSDNode *CIdx = dyn_cast<ConstantSDNode>(Idx);
- if (CIdx) {
- unsigned IdxVal = CIdx->getZExtValue();
- // Check if we can just return the input vector after widening.
- if (IdxVal == 0 && InVT == WidenVT)
- return InOp;
-
- // Check if we can extract from the vector.
- unsigned InNumElts = InVT.getVectorNumElements();
- if (IdxVal % WidenNumElts == 0 && IdxVal + WidenNumElts < InNumElts)
- return DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, WidenVT, InOp, Idx);
- }
+ // Check if we can just return the input vector after widening.
+ uint64_t IdxVal = cast<ConstantSDNode>(Idx)->getZExtValue();
+ if (IdxVal == 0 && InVT == WidenVT)
+ return InOp;
+
+ // Check if we can extract from the vector.
+ unsigned InNumElts = InVT.getVectorNumElements();
+ if (IdxVal % WidenNumElts == 0 && IdxVal + WidenNumElts < InNumElts)
+ return DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, WidenVT, InOp, Idx);
// We could try widening the input to the right length but for now, extract
// the original elements, fill the rest with undefs and build a vector.
SmallVector<SDValue, 16> Ops(WidenNumElts);
EVT EltVT = VT.getVectorElementType();
- EVT IdxVT = Idx.getValueType();
unsigned NumElts = VT.getVectorNumElements();
unsigned i;
- if (CIdx) {
- unsigned IdxVal = CIdx->getZExtValue();
- for (i=0; i < NumElts; ++i)
- Ops[i] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, InOp,
- DAG.getConstant(IdxVal+i, IdxVT));
- } else {
- Ops[0] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, InOp, Idx);
- for (i=1; i < NumElts; ++i) {
- SDValue NewIdx = DAG.getNode(ISD::ADD, dl, Idx.getValueType(), Idx,
- DAG.getConstant(i, IdxVT));
- Ops[i] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, InOp, NewIdx);
- }
- }
+ for (i=0; i < NumElts; ++i)
+ Ops[i] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, InOp,
+ DAG.getIntPtrConstant(IdxVal+i));
SDValue UndefVal = DAG.getUNDEF(EltVT);
for (; i < WidenNumElts; ++i)
SDValue DAGTypeLegalizer::WidenVecRes_INSERT_VECTOR_ELT(SDNode *N) {
SDValue InOp = GetWidenedVector(N->getOperand(0));
- return DAG.getNode(ISD::INSERT_VECTOR_ELT, N->getDebugLoc(),
+ return DAG.getNode(ISD::INSERT_VECTOR_ELT, SDLoc(N),
InOp.getValueType(), InOp,
N->getOperand(1), N->getOperand(2));
}
if (LdChain.size() == 1)
NewChain = LdChain[0];
else
- NewChain = DAG.getNode(ISD::TokenFactor, LD->getDebugLoc(), MVT::Other,
+ NewChain = DAG.getNode(ISD::TokenFactor, SDLoc(LD), MVT::Other,
&LdChain[0], LdChain.size());
// Modified the chain - switch anything that used the old chain to use
SDValue DAGTypeLegalizer::WidenVecRes_SCALAR_TO_VECTOR(SDNode *N) {
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
- return DAG.getNode(ISD::SCALAR_TO_VECTOR, N->getDebugLoc(),
+ return DAG.getNode(ISD::SCALAR_TO_VECTOR, SDLoc(N),
WidenVT, N->getOperand(0));
}
EVT CondEltVT = CondVT.getVectorElementType();
EVT CondWidenVT = EVT::getVectorVT(*DAG.getContext(),
CondEltVT, WidenNumElts);
- if (getTypeAction(CondVT) == WidenVector)
+ if (getTypeAction(CondVT) == TargetLowering::TypeWidenVector)
Cond1 = GetWidenedVector(Cond1);
if (Cond1.getValueType() != CondWidenVT)
- Cond1 = ModifyToType(Cond1, CondWidenVT);
+ Cond1 = ModifyToType(Cond1, CondWidenVT);
}
SDValue InOp1 = GetWidenedVector(N->getOperand(1));
SDValue InOp2 = GetWidenedVector(N->getOperand(2));
assert(InOp1.getValueType() == WidenVT && InOp2.getValueType() == WidenVT);
- return DAG.getNode(ISD::SELECT, N->getDebugLoc(),
+ return DAG.getNode(N->getOpcode(), SDLoc(N),
WidenVT, Cond1, InOp1, InOp2);
}
SDValue DAGTypeLegalizer::WidenVecRes_SELECT_CC(SDNode *N) {
SDValue InOp1 = GetWidenedVector(N->getOperand(2));
SDValue InOp2 = GetWidenedVector(N->getOperand(3));
- return DAG.getNode(ISD::SELECT_CC, N->getDebugLoc(),
+ return DAG.getNode(ISD::SELECT_CC, SDLoc(N),
InOp1.getValueType(), N->getOperand(0),
N->getOperand(1), InOp1, InOp2, N->getOperand(4));
}
SDValue DAGTypeLegalizer::WidenVecRes_SETCC(SDNode *N) {
+ assert(N->getValueType(0).isVector() ==
+ N->getOperand(0).getValueType().isVector() &&
+ "Scalar/Vector type mismatch");
+ if (N->getValueType(0).isVector()) return WidenVecRes_VSETCC(N);
+
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
SDValue InOp1 = GetWidenedVector(N->getOperand(0));
SDValue InOp2 = GetWidenedVector(N->getOperand(1));
- return DAG.getNode(ISD::SETCC, N->getDebugLoc(), WidenVT,
+ return DAG.getNode(ISD::SETCC, SDLoc(N), WidenVT,
InOp1, InOp2, N->getOperand(2));
}
SDValue DAGTypeLegalizer::WidenVecRes_VECTOR_SHUFFLE(ShuffleVectorSDNode *N) {
EVT VT = N->getValueType(0);
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), VT);
unsigned NumElts = VT.getVectorNumElements();
}
SDValue DAGTypeLegalizer::WidenVecRes_VSETCC(SDNode *N) {
+ assert(N->getValueType(0).isVector() &&
+ N->getOperand(0).getValueType().isVector() &&
+ "Operands must be vectors");
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
unsigned WidenNumElts = WidenVT.getVectorNumElements();
assert(InOp1.getValueType() == WidenInVT &&
InOp2.getValueType() == WidenInVT &&
"Input not widened to expected type!");
- return DAG.getNode(ISD::VSETCC, N->getDebugLoc(),
+ (void)WidenInVT;
+ return DAG.getNode(ISD::SETCC, SDLoc(N),
WidenVT, InOp1, InOp2, N->getOperand(2));
}
//===----------------------------------------------------------------------===//
// Widen Vector Operand
//===----------------------------------------------------------------------===//
-bool DAGTypeLegalizer::WidenVectorOperand(SDNode *N, unsigned ResNo) {
- DEBUG(dbgs() << "Widen node operand " << ResNo << ": ";
+bool DAGTypeLegalizer::WidenVectorOperand(SDNode *N, unsigned OpNo) {
+ DEBUG(dbgs() << "Widen node operand " << OpNo << ": ";
N->dump(&DAG);
dbgs() << "\n");
SDValue Res = SDValue();
+ // See if the target wants to custom widen this node.
+ if (CustomLowerNode(N, N->getOperand(OpNo).getValueType(), false))
+ return false;
+
switch (N->getOpcode()) {
default:
#ifndef NDEBUG
- dbgs() << "WidenVectorOperand op #" << ResNo << ": ";
+ dbgs() << "WidenVectorOperand op #" << OpNo << ": ";
N->dump(&DAG);
dbgs() << "\n";
#endif
llvm_unreachable("Do not know how to widen this operator's operand!");
- case ISD::BIT_CONVERT: Res = WidenVecOp_BIT_CONVERT(N); break;
+ case ISD::BITCAST: Res = WidenVecOp_BITCAST(N); break;
case ISD::CONCAT_VECTORS: Res = WidenVecOp_CONCAT_VECTORS(N); break;
case ISD::EXTRACT_SUBVECTOR: Res = WidenVecOp_EXTRACT_SUBVECTOR(N); break;
case ISD::EXTRACT_VECTOR_ELT: Res = WidenVecOp_EXTRACT_VECTOR_ELT(N); break;
case ISD::STORE: Res = WidenVecOp_STORE(N); break;
+ case ISD::SETCC: Res = WidenVecOp_SETCC(N); break;
- case ISD::FP_ROUND:
+ case ISD::FP_EXTEND:
case ISD::FP_TO_SINT:
case ISD::FP_TO_UINT:
case ISD::SINT_TO_FP:
// into some scalar code and create a nasty build vector.
EVT VT = N->getValueType(0);
EVT EltVT = VT.getVectorElementType();
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
unsigned NumElts = VT.getVectorNumElements();
SDValue InOp = N->getOperand(0);
- if (getTypeAction(InOp.getValueType()) == WidenVector)
+ if (getTypeAction(InOp.getValueType()) == TargetLowering::TypeWidenVector)
InOp = GetWidenedVector(InOp);
EVT InVT = InOp.getValueType();
EVT InEltVT = InVT.getVectorElementType();
return DAG.getNode(ISD::BUILD_VECTOR, dl, VT, &Ops[0], NumElts);
}
-SDValue DAGTypeLegalizer::WidenVecOp_BIT_CONVERT(SDNode *N) {
+SDValue DAGTypeLegalizer::WidenVecOp_BITCAST(SDNode *N) {
EVT VT = N->getValueType(0);
SDValue InOp = GetWidenedVector(N->getOperand(0));
EVT InWidenVT = InOp.getValueType();
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
// Check if we can convert between two legal vector types and extract.
unsigned InWidenSize = InWidenVT.getSizeInBits();
unsigned Size = VT.getSizeInBits();
- if (InWidenSize % Size == 0 && !VT.isVector()) {
+ // x86mmx is not an acceptable vector element type, so don't try.
+ if (InWidenSize % Size == 0 && !VT.isVector() && VT != MVT::x86mmx) {
unsigned NewNumElts = InWidenSize / Size;
EVT NewVT = EVT::getVectorVT(*DAG.getContext(), VT, NewNumElts);
- if (TLI.isTypeSynthesizable(NewVT)) {
- SDValue BitOp = DAG.getNode(ISD::BIT_CONVERT, dl, NewVT, InOp);
+ if (TLI.isTypeLegal(NewVT)) {
+ SDValue BitOp = DAG.getNode(ISD::BITCAST, dl, NewVT, InOp);
return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, VT, BitOp,
DAG.getIntPtrConstant(0));
}
// nasty build vector.
EVT VT = N->getValueType(0);
EVT EltVT = VT.getVectorElementType();
- DebugLoc dl = N->getDebugLoc();
+ SDLoc dl(N);
unsigned NumElts = VT.getVectorNumElements();
SmallVector<SDValue, 16> Ops(NumElts);
unsigned NumOperands = N->getNumOperands();
for (unsigned i=0; i < NumOperands; ++i) {
SDValue InOp = N->getOperand(i);
- if (getTypeAction(InOp.getValueType()) == WidenVector)
+ if (getTypeAction(InOp.getValueType()) == TargetLowering::TypeWidenVector)
InOp = GetWidenedVector(InOp);
for (unsigned j=0; j < NumInElts; ++j)
Ops[Idx++] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, InOp,
SDValue DAGTypeLegalizer::WidenVecOp_EXTRACT_SUBVECTOR(SDNode *N) {
SDValue InOp = GetWidenedVector(N->getOperand(0));
- return DAG.getNode(ISD::EXTRACT_SUBVECTOR, N->getDebugLoc(),
+ return DAG.getNode(ISD::EXTRACT_SUBVECTOR, SDLoc(N),
N->getValueType(0), InOp, N->getOperand(1));
}
SDValue DAGTypeLegalizer::WidenVecOp_EXTRACT_VECTOR_ELT(SDNode *N) {
SDValue InOp = GetWidenedVector(N->getOperand(0));
- return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, N->getDebugLoc(),
+ return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, SDLoc(N),
N->getValueType(0), InOp, N->getOperand(1));
}
if (StChain.size() == 1)
return StChain[0];
else
- return DAG.getNode(ISD::TokenFactor, ST->getDebugLoc(),
+ return DAG.getNode(ISD::TokenFactor, SDLoc(ST),
MVT::Other,&StChain[0],StChain.size());
}
+SDValue DAGTypeLegalizer::WidenVecOp_SETCC(SDNode *N) {
+ SDValue InOp0 = GetWidenedVector(N->getOperand(0));
+ SDValue InOp1 = GetWidenedVector(N->getOperand(1));
+ SDLoc dl(N);
+
+ // WARNING: In this code we widen the compare instruction with garbage.
+ // This garbage may contain denormal floats which may be slow. Is this a real
+ // concern ? Should we zero the unused lanes if this is a float compare ?
+
+ // Get a new SETCC node to compare the newly widened operands.
+ // Only some of the compared elements are legal.
+ EVT SVT = TLI.getSetCCResultType(*DAG.getContext(), InOp0.getValueType());
+ SDValue WideSETCC = DAG.getNode(ISD::SETCC, SDLoc(N),
+ SVT, InOp0, InOp1, N->getOperand(2));
+
+ // Extract the needed results from the result vector.
+ EVT ResVT = EVT::getVectorVT(*DAG.getContext(),
+ SVT.getVectorElementType(),
+ N->getValueType(0).getVectorNumElements());
+ SDValue CC = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl,
+ ResVT, WideSETCC, DAG.getIntPtrConstant(0));
+
+ return PromoteTargetBoolean(CC, N->getValueType(0));
+}
+
+
//===----------------------------------------------------------------------===//
// Vector Widening Utilities
//===----------------------------------------------------------------------===//
if (Width == WidenEltWidth)
return RetVT;
- // See if there is larger legal integer than the element type to load/store
+ // See if there is larger legal integer than the element type to load/store
unsigned VT;
for (VT = (unsigned)MVT::LAST_INTEGER_VALUETYPE;
VT >= (unsigned)MVT::FIRST_INTEGER_VALUETYPE; --VT) {
unsigned MemVTWidth = MemVT.getSizeInBits();
if (MemVT.getSizeInBits() <= WidenEltWidth)
break;
- if (TLI.isTypeSynthesizable(MemVT) && (WidenWidth % MemVTWidth) == 0 &&
+ if (TLI.isTypeLegal(MemVT) && (WidenWidth % MemVTWidth) == 0 &&
+ isPowerOf2_32(WidenWidth / MemVTWidth) &&
(MemVTWidth <= Width ||
(Align!=0 && MemVTWidth<=AlignInBits && MemVTWidth<=Width+WidenEx))) {
RetVT = MemVT;
VT >= (unsigned)MVT::FIRST_VECTOR_VALUETYPE; --VT) {
EVT MemVT = (MVT::SimpleValueType) VT;
unsigned MemVTWidth = MemVT.getSizeInBits();
- if (TLI.isTypeSynthesizable(MemVT) && WidenEltVT == MemVT.getVectorElementType() &&
+ if (TLI.isTypeLegal(MemVT) && WidenEltVT == MemVT.getVectorElementType() &&
(WidenWidth % MemVTWidth) == 0 &&
+ isPowerOf2_32(WidenWidth / MemVTWidth) &&
(MemVTWidth <= Width ||
(Align!=0 && MemVTWidth<=AlignInBits && MemVTWidth<=Width+WidenEx))) {
if (RetVT.getSizeInBits() < MemVTWidth || MemVT == WidenVT)
// LDOps: Load operators to build a vector type
// [Start,End) the list of loads to use.
static SDValue BuildVectorFromScalar(SelectionDAG& DAG, EVT VecTy,
- SmallVector<SDValue, 16>& LdOps,
+ SmallVectorImpl<SDValue> &LdOps,
unsigned Start, unsigned End) {
- DebugLoc dl = LdOps[Start].getDebugLoc();
+ SDLoc dl(LdOps[Start]);
EVT LdTy = LdOps[Start].getValueType();
unsigned Width = VecTy.getSizeInBits();
unsigned NumElts = Width / LdTy.getSizeInBits();
if (NewLdTy != LdTy) {
NumElts = Width / NewLdTy.getSizeInBits();
NewVecVT = EVT::getVectorVT(*DAG.getContext(), NewLdTy, NumElts);
- VecOp = DAG.getNode(ISD::BIT_CONVERT, dl, NewVecVT, VecOp);
+ VecOp = DAG.getNode(ISD::BITCAST, dl, NewVecVT, VecOp);
// Readjust position and vector position based on new load type
Idx = Idx * LdTy.getSizeInBits() / NewLdTy.getSizeInBits();
LdTy = NewLdTy;
VecOp = DAG.getNode(ISD::INSERT_VECTOR_ELT, dl, NewVecVT, VecOp, LdOps[i],
DAG.getIntPtrConstant(Idx++));
}
- return DAG.getNode(ISD::BIT_CONVERT, dl, VecTy, VecOp);
+ return DAG.getNode(ISD::BITCAST, dl, VecTy, VecOp);
}
-SDValue DAGTypeLegalizer::GenWidenVectorLoads(SmallVector<SDValue, 16>& LdChain,
- LoadSDNode * LD) {
+SDValue DAGTypeLegalizer::GenWidenVectorLoads(SmallVectorImpl<SDValue> &LdChain,
+ LoadSDNode *LD) {
// The strategy assumes that we can efficiently load powers of two widths.
// The routines chops the vector into the largest vector loads with the same
// element type or scalar loads and then recombines it to the widen vector
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(),LD->getValueType(0));
unsigned WidenWidth = WidenVT.getSizeInBits();
EVT LdVT = LD->getMemoryVT();
- DebugLoc dl = LD->getDebugLoc();
+ SDLoc dl(LD);
assert(LdVT.isVector() && WidenVT.isVector());
assert(LdVT.getVectorElementType() == WidenVT.getVectorElementType());
// Load information
SDValue Chain = LD->getChain();
SDValue BasePtr = LD->getBasePtr();
- int SVOffset = LD->getSrcValueOffset();
unsigned Align = LD->getAlignment();
bool isVolatile = LD->isVolatile();
bool isNonTemporal = LD->isNonTemporal();
- const Value *SV = LD->getSrcValue();
+ bool isInvariant = LD->isInvariant();
int LdWidth = LdVT.getSizeInBits();
int WidthDiff = WidenWidth - LdWidth; // Difference
// Find the vector type that can load from.
EVT NewVT = FindMemType(DAG, TLI, LdWidth, WidenVT, LdAlign, WidthDiff);
int NewVTWidth = NewVT.getSizeInBits();
- SDValue LdOp = DAG.getLoad(NewVT, dl, Chain, BasePtr, SV, SVOffset,
- isVolatile, isNonTemporal, Align);
+ SDValue LdOp = DAG.getLoad(NewVT, dl, Chain, BasePtr, LD->getPointerInfo(),
+ isVolatile, isNonTemporal, isInvariant, Align);
LdChain.push_back(LdOp.getValue(1));
// Check if we can load the element with one instruction
if (LdWidth <= NewVTWidth) {
- if (NewVT.isVector()) {
- if (NewVT != WidenVT) {
- assert(WidenWidth % NewVTWidth == 0);
- unsigned NumConcat = WidenWidth / NewVTWidth;
- SmallVector<SDValue, 16> ConcatOps(NumConcat);
- SDValue UndefVal = DAG.getUNDEF(NewVT);
- ConcatOps[0] = LdOp;
- for (unsigned i = 1; i != NumConcat; ++i)
- ConcatOps[i] = UndefVal;
- return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT, &ConcatOps[0],
- NumConcat);
- } else
- return LdOp;
- } else {
+ if (!NewVT.isVector()) {
unsigned NumElts = WidenWidth / NewVTWidth;
EVT NewVecVT = EVT::getVectorVT(*DAG.getContext(), NewVT, NumElts);
SDValue VecOp = DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, NewVecVT, LdOp);
- return DAG.getNode(ISD::BIT_CONVERT, dl, WidenVT, VecOp);
+ return DAG.getNode(ISD::BITCAST, dl, WidenVT, VecOp);
}
+ if (NewVT == WidenVT)
+ return LdOp;
+
+ assert(WidenWidth % NewVTWidth == 0);
+ unsigned NumConcat = WidenWidth / NewVTWidth;
+ SmallVector<SDValue, 16> ConcatOps(NumConcat);
+ SDValue UndefVal = DAG.getUNDEF(NewVT);
+ ConcatOps[0] = LdOp;
+ for (unsigned i = 1; i != NumConcat; ++i)
+ ConcatOps[i] = UndefVal;
+ return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT, &ConcatOps[0],
+ NumConcat);
}
// Load vector by using multiple loads from largest vector to scalar
BasePtr = DAG.getNode(ISD::ADD, dl, BasePtr.getValueType(), BasePtr,
DAG.getIntPtrConstant(Increment));
+ SDValue L;
if (LdWidth < NewVTWidth) {
// Our current type we are using is too large, find a better size
NewVT = FindMemType(DAG, TLI, LdWidth, WidenVT, LdAlign, WidthDiff);
NewVTWidth = NewVT.getSizeInBits();
+ L = DAG.getLoad(NewVT, dl, Chain, BasePtr,
+ LD->getPointerInfo().getWithOffset(Offset), isVolatile,
+ isNonTemporal, isInvariant, MinAlign(Align, Increment));
+ LdChain.push_back(L.getValue(1));
+ if (L->getValueType(0).isVector()) {
+ SmallVector<SDValue, 16> Loads;
+ Loads.push_back(L);
+ unsigned size = L->getValueSizeInBits(0);
+ while (size < LdOp->getValueSizeInBits(0)) {
+ Loads.push_back(DAG.getUNDEF(L->getValueType(0)));
+ size += L->getValueSizeInBits(0);
+ }
+ L = DAG.getNode(ISD::CONCAT_VECTORS, dl, LdOp->getValueType(0),
+ &Loads[0], Loads.size());
+ }
+ } else {
+ L = DAG.getLoad(NewVT, dl, Chain, BasePtr,
+ LD->getPointerInfo().getWithOffset(Offset), isVolatile,
+ isNonTemporal, isInvariant, MinAlign(Align, Increment));
+ LdChain.push_back(L.getValue(1));
}
- SDValue LdOp = DAG.getLoad(NewVT, dl, Chain, BasePtr, SV,
- SVOffset+Offset, isVolatile,
- isNonTemporal, MinAlign(Align, Increment));
- LdChain.push_back(LdOp.getValue(1));
- LdOps.push_back(LdOp);
+ LdOps.push_back(L);
+
LdWidth -= NewVTWidth;
}
// Build the vector from the loads operations
unsigned End = LdOps.size();
- if (LdOps[0].getValueType().isVector()) {
- // If the load contains vectors, build the vector using concat vector.
- // All of the vectors used to loads are power of 2 and the scalars load
- // can be combined to make a power of 2 vector.
- SmallVector<SDValue, 16> ConcatOps(End);
- int i = End - 1;
- int Idx = End;
- EVT LdTy = LdOps[i].getValueType();
- // First combine the scalar loads to a vector
- if (!LdTy.isVector()) {
- for (--i; i >= 0; --i) {
- LdTy = LdOps[i].getValueType();
- if (LdTy.isVector())
- break;
- }
- ConcatOps[--Idx] = BuildVectorFromScalar(DAG, LdTy, LdOps, i+1, End);
- }
- ConcatOps[--Idx] = LdOps[i];
+ if (!LdOps[0].getValueType().isVector())
+ // All the loads are scalar loads.
+ return BuildVectorFromScalar(DAG, WidenVT, LdOps, 0, End);
+
+ // If the load contains vectors, build the vector using concat vector.
+ // All of the vectors used to loads are power of 2 and the scalars load
+ // can be combined to make a power of 2 vector.
+ SmallVector<SDValue, 16> ConcatOps(End);
+ int i = End - 1;
+ int Idx = End;
+ EVT LdTy = LdOps[i].getValueType();
+ // First combine the scalar loads to a vector
+ if (!LdTy.isVector()) {
for (--i; i >= 0; --i) {
- EVT NewLdTy = LdOps[i].getValueType();
- if (NewLdTy != LdTy) {
- // Create a larger vector
- ConcatOps[End-1] = DAG.getNode(ISD::CONCAT_VECTORS, dl, NewLdTy,
- &ConcatOps[Idx], End - Idx);
- Idx = End - 1;
- LdTy = NewLdTy;
- }
- ConcatOps[--Idx] = LdOps[i];
+ LdTy = LdOps[i].getValueType();
+ if (LdTy.isVector())
+ break;
}
+ ConcatOps[--Idx] = BuildVectorFromScalar(DAG, LdTy, LdOps, i+1, End);
+ }
+ ConcatOps[--Idx] = LdOps[i];
+ for (--i; i >= 0; --i) {
+ EVT NewLdTy = LdOps[i].getValueType();
+ if (NewLdTy != LdTy) {
+ // Create a larger vector
+ ConcatOps[End-1] = DAG.getNode(ISD::CONCAT_VECTORS, dl, NewLdTy,
+ &ConcatOps[Idx], End - Idx);
+ Idx = End - 1;
+ LdTy = NewLdTy;
+ }
+ ConcatOps[--Idx] = LdOps[i];
+ }
- if (WidenWidth != LdTy.getSizeInBits()*(End - Idx)) {
- // We need to fill the rest with undefs to build the vector
- unsigned NumOps = WidenWidth / LdTy.getSizeInBits();
- SmallVector<SDValue, 16> WidenOps(NumOps);
- SDValue UndefVal = DAG.getUNDEF(LdTy);
- unsigned i = 0;
- for (; i != End-Idx; ++i)
- WidenOps[i] = ConcatOps[Idx+i];
- for (; i != NumOps; ++i)
- WidenOps[i] = UndefVal;
- return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT, &WidenOps[0],NumOps);
- } else
- return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT,
- &ConcatOps[Idx], End - Idx);
- } else // All the loads are scalar loads.
- return BuildVectorFromScalar(DAG, WidenVT, LdOps, 0, End);
+ if (WidenWidth == LdTy.getSizeInBits()*(End - Idx))
+ return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT,
+ &ConcatOps[Idx], End - Idx);
+
+ // We need to fill the rest with undefs to build the vector
+ unsigned NumOps = WidenWidth / LdTy.getSizeInBits();
+ SmallVector<SDValue, 16> WidenOps(NumOps);
+ SDValue UndefVal = DAG.getUNDEF(LdTy);
+ {
+ unsigned i = 0;
+ for (; i != End-Idx; ++i)
+ WidenOps[i] = ConcatOps[Idx+i];
+ for (; i != NumOps; ++i)
+ WidenOps[i] = UndefVal;
+ }
+ return DAG.getNode(ISD::CONCAT_VECTORS, dl, WidenVT, &WidenOps[0],NumOps);
}
SDValue
-DAGTypeLegalizer::GenWidenVectorExtLoads(SmallVector<SDValue, 16>& LdChain,
- LoadSDNode * LD,
+DAGTypeLegalizer::GenWidenVectorExtLoads(SmallVectorImpl<SDValue> &LdChain,
+ LoadSDNode *LD,
ISD::LoadExtType ExtType) {
// For extension loads, it may not be more efficient to chop up the vector
// and then extended it. Instead, we unroll the load and build a new vector.
EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(),LD->getValueType(0));
EVT LdVT = LD->getMemoryVT();
- DebugLoc dl = LD->getDebugLoc();
+ SDLoc dl(LD);
assert(LdVT.isVector() && WidenVT.isVector());
// Load information
SDValue Chain = LD->getChain();
SDValue BasePtr = LD->getBasePtr();
- int SVOffset = LD->getSrcValueOffset();
unsigned Align = LD->getAlignment();
bool isVolatile = LD->isVolatile();
bool isNonTemporal = LD->isNonTemporal();
- const Value *SV = LD->getSrcValue();
EVT EltVT = WidenVT.getVectorElementType();
EVT LdEltVT = LdVT.getVectorElementType();
unsigned WidenNumElts = WidenVT.getVectorNumElements();
SmallVector<SDValue, 16> Ops(WidenNumElts);
unsigned Increment = LdEltVT.getSizeInBits() / 8;
- Ops[0] = DAG.getExtLoad(ExtType, dl, EltVT, Chain, BasePtr, SV, SVOffset,
+ Ops[0] = DAG.getExtLoad(ExtType, dl, EltVT, Chain, BasePtr,
+ LD->getPointerInfo(),
LdEltVT, isVolatile, isNonTemporal, Align);
LdChain.push_back(Ops[0].getValue(1));
unsigned i = 0, Offset = Increment;
for (i=1; i < NumElts; ++i, Offset += Increment) {
SDValue NewBasePtr = DAG.getNode(ISD::ADD, dl, BasePtr.getValueType(),
BasePtr, DAG.getIntPtrConstant(Offset));
- Ops[i] = DAG.getExtLoad(ExtType, dl, EltVT, Chain, NewBasePtr, SV,
- SVOffset + Offset, LdEltVT, isVolatile,
- isNonTemporal, Align);
+ Ops[i] = DAG.getExtLoad(ExtType, dl, EltVT, Chain, NewBasePtr,
+ LD->getPointerInfo().getWithOffset(Offset), LdEltVT,
+ isVolatile, isNonTemporal, Align);
LdChain.push_back(Ops[i].getValue(1));
}
}
-void DAGTypeLegalizer::GenWidenVectorStores(SmallVector<SDValue, 16>& StChain,
+void DAGTypeLegalizer::GenWidenVectorStores(SmallVectorImpl<SDValue> &StChain,
StoreSDNode *ST) {
// The strategy assumes that we can efficiently store powers of two widths.
// The routines chops the vector into the largest vector stores with the same
// element type or scalar stores.
SDValue Chain = ST->getChain();
SDValue BasePtr = ST->getBasePtr();
- const Value *SV = ST->getSrcValue();
- int SVOffset = ST->getSrcValueOffset();
unsigned Align = ST->getAlignment();
bool isVolatile = ST->isVolatile();
bool isNonTemporal = ST->isNonTemporal();
SDValue ValOp = GetWidenedVector(ST->getValue());
- DebugLoc dl = ST->getDebugLoc();
+ SDLoc dl(ST);
EVT StVT = ST->getMemoryVT();
unsigned StWidth = StVT.getSizeInBits();
do {
SDValue EOp = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, NewVT, ValOp,
DAG.getIntPtrConstant(Idx));
- StChain.push_back(DAG.getStore(Chain, dl, EOp, BasePtr, SV,
- SVOffset + Offset, isVolatile,
- isNonTemporal,
+ StChain.push_back(DAG.getStore(Chain, dl, EOp, BasePtr,
+ ST->getPointerInfo().getWithOffset(Offset),
+ isVolatile, isNonTemporal,
MinAlign(Align, Offset)));
StWidth -= NewVTWidth;
Offset += Increment;
// Cast the vector to the scalar type we can store
unsigned NumElts = ValWidth / NewVTWidth;
EVT NewVecVT = EVT::getVectorVT(*DAG.getContext(), NewVT, NumElts);
- SDValue VecOp = DAG.getNode(ISD::BIT_CONVERT, dl, NewVecVT, ValOp);
+ SDValue VecOp = DAG.getNode(ISD::BITCAST, dl, NewVecVT, ValOp);
// Readjust index position based on new vector type
Idx = Idx * ValEltWidth / NewVTWidth;
do {
SDValue EOp = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, NewVT, VecOp,
DAG.getIntPtrConstant(Idx++));
- StChain.push_back(DAG.getStore(Chain, dl, EOp, BasePtr, SV,
- SVOffset + Offset, isVolatile,
- isNonTemporal, MinAlign(Align, Offset)));
+ StChain.push_back(DAG.getStore(Chain, dl, EOp, BasePtr,
+ ST->getPointerInfo().getWithOffset(Offset),
+ isVolatile, isNonTemporal,
+ MinAlign(Align, Offset)));
StWidth -= NewVTWidth;
Offset += Increment;
BasePtr = DAG.getNode(ISD::ADD, dl, BasePtr.getValueType(), BasePtr,
DAG.getIntPtrConstant(Increment));
- } while (StWidth != 0 && StWidth >= NewVTWidth);
+ } while (StWidth != 0 && StWidth >= NewVTWidth);
// Restore index back to be relative to the original widen element type
Idx = Idx * NewVTWidth / ValEltWidth;
}
}
void
-DAGTypeLegalizer::GenWidenVectorTruncStores(SmallVector<SDValue, 16>& StChain,
+DAGTypeLegalizer::GenWidenVectorTruncStores(SmallVectorImpl<SDValue> &StChain,
StoreSDNode *ST) {
// For extension loads, it may not be more efficient to truncate the vector
// and then store it. Instead, we extract each element and then store it.
SDValue Chain = ST->getChain();
SDValue BasePtr = ST->getBasePtr();
- const Value *SV = ST->getSrcValue();
- int SVOffset = ST->getSrcValueOffset();
unsigned Align = ST->getAlignment();
bool isVolatile = ST->isVolatile();
bool isNonTemporal = ST->isNonTemporal();
SDValue ValOp = GetWidenedVector(ST->getValue());
- DebugLoc dl = ST->getDebugLoc();
-
+ SDLoc dl(ST);
+
EVT StVT = ST->getMemoryVT();
EVT ValVT = ValOp.getValueType();
unsigned NumElts = StVT.getVectorNumElements();
SDValue EOp = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, ValEltVT, ValOp,
DAG.getIntPtrConstant(0));
- StChain.push_back(DAG.getTruncStore(Chain, dl, EOp, BasePtr, SV,
- SVOffset, StEltVT,
+ StChain.push_back(DAG.getTruncStore(Chain, dl, EOp, BasePtr,
+ ST->getPointerInfo(), StEltVT,
isVolatile, isNonTemporal, Align));
unsigned Offset = Increment;
for (unsigned i=1; i < NumElts; ++i, Offset += Increment) {
BasePtr, DAG.getIntPtrConstant(Offset));
SDValue EOp = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, ValEltVT, ValOp,
DAG.getIntPtrConstant(0));
- StChain.push_back(DAG.getTruncStore(Chain, dl, EOp, NewBasePtr, SV,
- SVOffset + Offset, StEltVT,
- isVolatile, isNonTemporal,
+ StChain.push_back(DAG.getTruncStore(Chain, dl, EOp, NewBasePtr,
+ ST->getPointerInfo().getWithOffset(Offset),
+ StEltVT, isVolatile, isNonTemporal,
MinAlign(Align, Offset)));
}
}
EVT InVT = InOp.getValueType();
assert(InVT.getVectorElementType() == NVT.getVectorElementType() &&
"input and widen element type must match");
- DebugLoc dl = InOp.getDebugLoc();
+ SDLoc dl(InOp);
// Check if InOp already has the right width.
if (InVT == NVT)