}
// Otherwise, emit a libcall.
- assert(VT == MVT::i64 && "Unsupported shift!");
-
- RTLIB::Libcall LC;
+ RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
bool isSigned;
if (N->getOpcode() == ISD::SHL) {
- LC = RTLIB::SHL_I64;
isSigned = false; /*sign irrelevant*/
+ if (VT == MVT::i32)
+ LC = RTLIB::SHL_I32;
+ else if (VT == MVT::i64)
+ LC = RTLIB::SHL_I64;
+ else if (VT == MVT::i128)
+ LC = RTLIB::SHL_I128;
} else if (N->getOpcode() == ISD::SRL) {
- LC = RTLIB::SRL_I64;
isSigned = false;
+ if (VT == MVT::i32)
+ LC = RTLIB::SRL_I32;
+ else if (VT == MVT::i64)
+ LC = RTLIB::SRL_I64;
+ else if (VT == MVT::i128)
+ LC = RTLIB::SRL_I128;
} else {
assert(N->getOpcode() == ISD::SRA && "Unknown shift!");
- LC = RTLIB::SRA_I64;
isSigned = true;
+ if (VT == MVT::i32)
+ LC = RTLIB::SRA_I32;
+ else if (VT == MVT::i64)
+ LC = RTLIB::SRA_I64;
+ else if (VT == MVT::i128)
+ LC = RTLIB::SRA_I128;
}
+ assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported shift!");
SDOperand Ops[2] = { N->getOperand(0), N->getOperand(1) };
SplitInteger(MakeLibCall(LC, VT, Ops, 2, isSigned), Lo, Hi);
} else if (Amt == NVTBits) {
Lo = DAG.getConstant(0, NVT);
Hi = InL;
+ } else if (Amt == 1) {
+ // Emit this X << 1 as X+X.
+ SDVTList VTList = DAG.getVTList(NVT, MVT::Flag);
+ SDOperand LoOps[2] = { InL, InL };
+ Lo = DAG.getNode(ISD::ADDC, VTList, LoOps, 2);
+ SDOperand HiOps[3] = { InH, InH, Lo.getValue(1) };
+ Hi = DAG.getNode(ISD::ADDE, VTList, HiOps, 3);
} else {
Lo = DAG.getNode(ISD::SHL, NVT, InL, DAG.getConstant(Amt, ShTy));
Hi = DAG.getNode(ISD::OR, NVT,
}
SDOperand DAGTypeLegalizer::ExpandIntOp_SINT_TO_FP(SDOperand Source,
- MVT DestTy) {
+ MVT DestTy) {
// We know the destination is legal, but that the input needs to be expanded.
MVT SourceVT = Source.getValueType();
// Check to see if the target has a custom way to lower this. If so, use it.
+ // This can trigger when called from ExpandIntOp_UINT_TO_FP.
switch (TLI.getOperationAction(ISD::SINT_TO_FP, SourceVT)) {
default: assert(0 && "This action not implemented for this operation!");
case TargetLowering::Legal:
}
RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
- if (SourceVT == MVT::i64) {
+ if (SourceVT == MVT::i32) {
+ if (DestTy == MVT::f32)
+ LC = RTLIB::SINTTOFP_I32_F32;
+ else if (DestTy == MVT::f64)
+ LC = RTLIB::SINTTOFP_I32_F64;
+ else if (DestTy == MVT::f80)
+ LC = RTLIB::SINTTOFP_I32_F80;
+ else if (DestTy == MVT::ppcf128)
+ LC = RTLIB::SINTTOFP_I32_PPCF128;
+ } else if (SourceVT == MVT::i64) {
if (DestTy == MVT::f32)
LC = RTLIB::SINTTOFP_I64_F32;
- else {
- assert(DestTy == MVT::f64 && "Unknown fp value type!");
+ else if (DestTy == MVT::f64)
LC = RTLIB::SINTTOFP_I64_F64;
- }
+ else if (DestTy == MVT::f80)
+ LC = RTLIB::SINTTOFP_I64_F80;
+ else if (DestTy == MVT::ppcf128)
+ LC = RTLIB::SINTTOFP_I64_PPCF128;
} else if (SourceVT == MVT::i128) {
if (DestTy == MVT::f32)
LC = RTLIB::SINTTOFP_I128_F32;
LC = RTLIB::SINTTOFP_I128_F64;
else if (DestTy == MVT::f80)
LC = RTLIB::SINTTOFP_I128_F80;
- else {
- assert(DestTy == MVT::ppcf128 && "Unknown fp value type!");
+ else if (DestTy == MVT::ppcf128)
LC = RTLIB::SINTTOFP_I128_PPCF128;
- }
- } else {
- assert(0 && "Unknown int value type!");
}
-
assert(LC != RTLIB::UNKNOWN_LIBCALL &&
"Don't know how to expand this SINT_TO_FP!");
+
return MakeLibCall(LC, DestTy, &Source, 1, true);
}