diff options
Diffstat (limited to 'utils')
| -rw-r--r-- | utils/TableGen/CodeGenDAGPatterns.cpp | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/utils/TableGen/CodeGenDAGPatterns.cpp b/utils/TableGen/CodeGenDAGPatterns.cpp index 1eae1c75e11..2ebcd80147c 100644 --- a/utils/TableGen/CodeGenDAGPatterns.cpp +++ b/utils/TableGen/CodeGenDAGPatterns.cpp @@ -1222,7 +1222,8 @@ static unsigned GetNumNodeResults(Record *Operator, CodeGenDAGPatterns &CDP) { if (Operator->isSubClassOf("Instruction")) { CodeGenInstruction &InstInfo = CDP.getTargetInfo().getInstruction(Operator); - unsigned NumDefsToAdd = InstInfo.Operands.NumDefs; + // FIXME: Should allow access to all the results here. + unsigned NumDefsToAdd = InstInfo.Operands.NumDefs ? 1 : 0; // Add on one implicit def if it has a resolvable type. if (InstInfo.HasOneImplicitDefWithKnownVT(CDP.getTargetInfo()) !=MVT::Other) @@ -1799,7 +1800,8 @@ bool TreePatternNode::ApplyTypeConstraints(TreePattern &TP, bool NotRegisters) { // Apply the result types to the node, these come from the things in the // (outs) list of the instruction. - unsigned NumResultsToAdd = InstInfo.Operands.NumDefs; + // FIXME: Cap at one result so far. + unsigned NumResultsToAdd = InstInfo.Operands.NumDefs ? 1 : 0; for (unsigned ResNo = 0; ResNo != NumResultsToAdd; ++ResNo) MadeChange |= UpdateNodeTypeFromInst(ResNo, Inst.getResult(ResNo), TP); @@ -2965,7 +2967,7 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern( // Check that all of the results occur first in the list. std::vector<Record*> Results; - SmallVector<TreePatternNode *, 2> ResNodes; + TreePatternNode *Res0Node = nullptr; for (unsigned i = 0; i != NumResults; ++i) { if (i == CGI.Operands.size()) I->error("'" + InstResults.begin()->first + @@ -2977,8 +2979,8 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern( if (!RNode) I->error("Operand $" + OpName + " does not exist in operand list!"); - ResNodes.push_back(RNode); - + if (i == 0) + Res0Node = RNode; Record *R = cast<DefInit>(RNode->getLeafValue())->getDef(); if (!R) I->error("Operand $" + OpName + " should be a set destination: all " @@ -3053,11 +3055,9 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern( TreePatternNode *ResultPattern = new TreePatternNode(I->getRecord(), ResultNodeOperands, GetNumNodeResults(I->getRecord(), *this)); - // Copy fully inferred output node types to instruction result pattern. - for (unsigned i = 0; i != NumResults; ++i) { - assert(ResNodes[i]->getNumTypes() == 1 && "FIXME: Unhandled"); - ResultPattern->setType(i, ResNodes[i]->getExtType(0)); - } + // Copy fully inferred output node type to instruction result pattern. + for (unsigned i = 0; i != NumResults; ++i) + ResultPattern->setType(i, Res0Node->getExtType(i)); // Create and insert the instruction. // FIXME: InstImpResults should not be part of DAGInstruction. |