diff options
| -rw-r--r-- | utils/TableGen/AsmWriterEmitter.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp index d8e9839407..2cf16e797c 100644 --- a/utils/TableGen/AsmWriterEmitter.cpp +++ b/utils/TableGen/AsmWriterEmitter.cpp @@ -332,7 +332,7 @@ void AsmWriterEmitter:: FindUniqueOperandCommands(std::vector<std::string> &UniqueOperandCommands, std::vector<unsigned> &InstIdxs, std::vector<unsigned> &InstOpsUsed) const { - InstIdxs.assign(NumberedInstructions.size(), 0); + InstIdxs.assign(NumberedInstructions.size(), ~0U); // This vector parallels UniqueOperandCommands, keeping track of which // instructions each case are used for. It is a comma separated string of @@ -551,7 +551,8 @@ void AsmWriterEmitter::run(std::ostream &O) { // Otherwise, we can include this in the initial lookup table. Add it in. BitsLeft -= NumBits; for (unsigned i = 0, e = InstIdxs.size(); i != e; ++i) - OpcodeInfo[i] |= InstIdxs[i] << (BitsLeft+AsmStrBits); + if (InstIdxs[i] != ~0U) + OpcodeInfo[i] |= InstIdxs[i] << (BitsLeft+AsmStrBits); // Remove the info about this operand. for (unsigned i = 0, e = NumberedInstructions.size(); i != e; ++i) { |