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scalarize vector binops

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44607 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-12-05 07:36:58 +00:00
parent 018f9b020b
commit d36db029c8
1 changed files with 24 additions and 1 deletions
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25
lib/CodeGen/SelectionDAG/LegalizeDAGTypes.cpp
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@ -206,6 +206,7 @@ private:
void ScalarizeResult(SDNode *N, unsigned OpNo);
SDOperand ScalarizeRes_UNDEF(SDNode *N);
SDOperand ScalarizeRes_LOAD(LoadSDNode *N);
SDOperand ScalarizeRes_BinOp(SDNode *N);
// Operand Promotion.
bool PromoteOperand(SDNode *N, unsigned OperandNo);
@ -1625,11 +1626,27 @@ void DAGTypeLegalizer::ScalarizeResult(SDNode *N, unsigned ResNo) {
cerr << "ScalarizeResult #" << ResNo << ": ";
N->dump(&DAG); cerr << "\n";
#endif
assert(0 && "Do not know how to expand the result of this operator!");
assert(0 && "Do not know how to scalarize the result of this operator!");
abort();
case ISD::UNDEF: R = ScalarizeRes_UNDEF(N); break;
case ISD::LOAD: R = ScalarizeRes_LOAD(cast<LoadSDNode>(N)); break;
case ISD::ADD:
case ISD::FADD:
case ISD::SUB:
case ISD::FSUB:
case ISD::MUL:
case ISD::FMUL:
case ISD::SDIV:
case ISD::UDIV:
case ISD::FDIV:
case ISD::SREM:
case ISD::UREM:
case ISD::FREM:
case ISD::FPOW:
case ISD::AND:
case ISD::OR:
case ISD::XOR: R = ScalarizeRes_BinOp(N); break;
}
// If R is null, the sub-method took care of registering the resul.
@ -1653,6 +1670,12 @@ SDOperand DAGTypeLegalizer::ScalarizeRes_LOAD(LoadSDNode *N) {
return Result;
}
SDOperand DAGTypeLegalizer::ScalarizeRes_BinOp(SDNode *N) {
SDOperand LHS = GetScalarizedOp(N->getOperand(0));
SDOperand RHS = GetScalarizedOp(N->getOperand(1));
return DAG.getNode(N->getOpcode(), LHS.getValueType(), LHS, RHS);
}
//===----------------------------------------------------------------------===//
// Operand Promotion