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add support for loading bools
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24182 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -369,7 +369,13 @@ SDOperand IA64DAGToDAGISel::Select(SDOperand Op) {
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unsigned Opc;
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switch (TypeBeingLoaded) {
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default: N->dump(); assert(0 && "Cannot load this type!");
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// FIXME: bools? case MVT::i1:
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case MVT::i1: { // this is a bool
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Opc = IA64::LD1; // first we load a byte, then compare for != 0
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CurDAG->SelectNodeTo(N, IA64::CMPNE, MVT::i1, MVT::Other,
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CurDAG->getTargetNode(Opc, MVT::i64, Address),
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CurDAG->getRegister(IA64::r0, MVT::i64), Chain);
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return SDOperand(N, Op.ResNo); // XXX: early exit
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}
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case MVT::i8: Opc = IA64::LD1; break;
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case MVT::i16: Opc = IA64::LD2; break;
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case MVT::i32: Opc = IA64::LD4; break;
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