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when parsing instructions remember information about the types taken and
returned. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23367 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -805,6 +805,7 @@ void DAGISelEmitter::ParseInstructions() {
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CodeGenInstruction &CGI = Target.getInstruction(Instrs[i]->getName());
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// Check that all of the results occur first in the list.
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std::vector<MVT::ValueType> ResultTypes;
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for (unsigned i = 0; i != NumResults; ++i) {
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if (i == CGI.OperandList.size())
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I->error("'" + InstResults.begin()->first +
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@ -820,6 +821,9 @@ void DAGISelEmitter::ParseInstructions() {
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if (CGI.OperandList[i].Rec != R)
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I->error("Operand $" + OpName + " class mismatch!");
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// Remember the return type.
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ResultTypes.push_back(CGI.OperandList[i].Ty);
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// Okay, this one checks out.
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InstResults.erase(OpName);
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}
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@ -829,6 +833,7 @@ void DAGISelEmitter::ParseInstructions() {
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std::map<std::string, TreePatternNode*> InstInputsCheck(InstInputs);
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std::vector<TreePatternNode*> ResultNodeOperands;
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std::vector<MVT::ValueType> OperandTypes;
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for (unsigned i = NumResults, e = CGI.OperandList.size(); i != e; ++i) {
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const std::string &OpName = CGI.OperandList[i].Name;
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if (OpName.empty())
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@ -842,6 +847,7 @@ void DAGISelEmitter::ParseInstructions() {
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if (CGI.OperandList[i].Ty != InVal->getType())
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I->error("Operand $" + OpName +
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"'s type disagrees between the operand and pattern");
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OperandTypes.push_back(InVal->getType());
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// Construct the result for the dest-pattern operand list.
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TreePatternNode *OpNode = InVal->clone();
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@ -867,10 +873,8 @@ void DAGISelEmitter::ParseInstructions() {
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TreePatternNode *ResultPattern =
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new TreePatternNode(I->getRecord(), ResultNodeOperands);
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unsigned NumOperands = CGI.OperandList.size()-NumResults;
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DEBUG(I->dump());
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Instructions.push_back(DAGInstruction(I, NumResults, NumOperands,
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Instructions.push_back(DAGInstruction(I, ResultTypes, OperandTypes,
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ResultPattern));
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}
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@ -279,16 +279,30 @@ namespace llvm {
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TreePattern *Pattern;
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unsigned NumResults;
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unsigned NumOperands;
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std::vector<MVT::ValueType> ResultTypes;
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std::vector<MVT::ValueType> OperandTypes;
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TreePatternNode *ResultPattern;
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public:
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DAGInstruction(TreePattern *TP, unsigned results, unsigned ops,
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DAGInstruction(TreePattern *TP,
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const std::vector<MVT::ValueType> &resultTypes,
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const std::vector<MVT::ValueType> &operandTypes,
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TreePatternNode *resultPattern)
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: Pattern(TP), NumResults(results), NumOperands(ops),
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: Pattern(TP), ResultTypes(resultTypes), OperandTypes(operandTypes),
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ResultPattern(resultPattern) {}
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TreePattern *getPattern() const { return Pattern; }
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unsigned getNumResults() const { return NumResults; }
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unsigned getNumOperands() const { return NumOperands; }
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unsigned getNumResults() const { return ResultTypes.size(); }
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unsigned getNumOperands() const { return OperandTypes.size(); }
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MVT::ValueType getResultType(unsigned RN) const {
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assert(RN < ResultTypes.size());
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return ResultTypes[RN];
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}
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MVT::ValueType getOperandType(unsigned ON) const {
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assert(ON < OperandTypes.size());
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return OperandTypes[ON];
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}
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TreePatternNode *getResultPattern() const { return ResultPattern; }
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};
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