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check that there are no unexpected operands

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llvm-svn: 23359
This commit is contained in:
Chris Lattner 2005-09-14 21:59:34 +00:00
parent 9c196b02fa
commit f749a0ef7c
1 changed files with 11 additions and 3 deletions
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14
utils/TableGen/DAGISelEmitter.cpp
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@ -803,21 +803,29 @@ void DAGISelEmitter::ParseAndResolveInstructions() {
InstResults.erase(OpName);
}
// Loop over the inputs next.
// Loop over the inputs next. Make a copy of InstInputs so we can destroy
// the copy while we're checking the inputs.
std::map<std::string, TreePatternNode*> InstInputsCheck(InstInputs);
for (unsigned i = NumResults, e = CGI.OperandList.size(); i != e; ++i) {
const std::string &OpName = CGI.OperandList[i].Name;
if (OpName.empty())
I->error("Operand #" + utostr(i) + " in operands list has no name!");
if (!InstInputs.count(OpName))
if (!InstInputsCheck.count(OpName))
I->error("Operand $" + OpName +
" does not appear in the instruction pattern");
TreePatternNode *InVal = InstInputs[OpName];
TreePatternNode *InVal = InstInputsCheck[OpName];
InstInputsCheck.erase(OpName);
if (CGI.OperandList[i].Ty != InVal->getType())
I->error("Operand $" + OpName +
"'s type disagrees between the operand and pattern");
}
if (!InstInputsCheck.empty())
I->error("Input operand $" + InstInputsCheck.begin()->first +
" occurs in pattern but not in operands list!");
unsigned NumOperands = CGI.OperandList.size()-NumResults;
DEBUG(I->dump());