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speculatively teach OPC_CheckValueType and OPC_EmitNode to handle 

MVT::iPTR.

llvm-svn: 96753
This commit is contained in:
Chris Lattner 2010-02-21 20:15:25 +00:00
parent 436187c7ed
commit d410fc2cee
1 changed files with 15 additions and 6 deletions
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21
llvm/include/llvm/CodeGen/DAGISelHeader.h
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@ -420,11 +420,16 @@ SDNode *SelectCodeCommon(SDNode *NodeToMatch, const unsigned char *MatcherTable,
if (cast<CondCodeSDNode>(N)->get() !=
(ISD::CondCode)MatcherTable[MatcherIndex++]) break;
continue;
case OPC_CheckValueType:
if (cast<VTSDNode>(N)->getVT() !=
(MVT::SimpleValueType)MatcherTable[MatcherIndex++]) break;
case OPC_CheckValueType: {
MVT::SimpleValueType VT =
(MVT::SimpleValueType)MatcherTable[MatcherIndex++];
if (cast<VTSDNode>(N)->getVT() != VT) {
// Handle the case when VT is iPTR.
if (VT != MVT::iPTR || cast<VTSDNode>(N)->getVT() != TLI.getPointerTy())
break;
}
continue;
}
case OPC_CheckInteger1:
if (CheckInteger(N, GetInt1(MatcherTable, MatcherIndex))) break;
continue;
@ -643,8 +648,12 @@ SDNode *SelectCodeCommon(SDNode *NodeToMatch, const unsigned char *MatcherTable,
unsigned NumVTs = MatcherTable[MatcherIndex++];
assert(NumVTs != 0 && "Invalid node result");
SmallVector<EVT, 4> VTs;
for (unsigned i = 0; i != NumVTs; ++i)
VTs.push_back((MVT::SimpleValueType)MatcherTable[MatcherIndex++]);
for (unsigned i = 0; i != NumVTs; ++i) {
MVT::SimpleValueType VT =
(MVT::SimpleValueType)MatcherTable[MatcherIndex++];
if (VT == MVT::iPTR) VT = TLI.getPointerTy().SimpleTy;
VTs.push_back(VT);
}
// FIXME: Use faster version for the common 'one VT' case?
SDVTList VTList = CurDAG->getVTList(VTs.data(), VTs.size());