diff options
Diffstat (limited to 'utils/TableGen/CodeEmitterGen.cpp')
| -rw-r--r-- | utils/TableGen/CodeEmitterGen.cpp | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/utils/TableGen/CodeEmitterGen.cpp b/utils/TableGen/CodeEmitterGen.cpp index 64ea16e362..b7b62d502b 100644 --- a/utils/TableGen/CodeEmitterGen.cpp +++ b/utils/TableGen/CodeEmitterGen.cpp @@ -154,7 +154,6 @@ void CodeEmitterGen::run(raw_ostream &o) { } if (!gotOp) { - // If the operand matches by name, reference according to that // operand number. Non-matching operands are assumed to be in // order. @@ -171,10 +170,26 @@ void CodeEmitterGen::run(raw_ostream &o) { ++NumberedOp; OpIdx = NumberedOp++; } - - Case += " // op: " + VarName + "\n" - + " op = getMachineOpValue(MI, MI.getOperand(" - + utostr(OpIdx) + "));\n"; + std::pair<unsigned, unsigned> SO = CGI.getSubOperandNumber(OpIdx); + std::string &EncoderMethodName = + CGI.OperandList[SO.first].EncoderMethodName; + + // If the source operand has a custom encoder, use it. This will + // get the encoding for all of the suboperands. + if (!EncoderMethodName.empty()) { + // A custom encoder has all of the information for the + // sub-operands, if there are more than one, so only + // query the encoder once per source operand. + if (SO.second == 0) { + Case += " // op: " + VarName + "\n" + + " op = " + EncoderMethodName + "(MI, " + + utostr(OpIdx) + ");\n"; + } + } else { + Case += " // op: " + VarName + "\n" + + " op = getMachineOpValue(MI, MI.getOperand(" + + utostr(OpIdx) + "));\n"; + } gotOp = true; } |