diff options
Diffstat (limited to 'utils/TableGen/AsmWriterEmitter.cpp')
| -rw-r--r-- | utils/TableGen/AsmWriterEmitter.cpp | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp index 02773d2ab6..2ea74494f2 100644 --- a/utils/TableGen/AsmWriterEmitter.cpp +++ b/utils/TableGen/AsmWriterEmitter.cpp @@ -211,15 +211,12 @@ AsmWriterInst::AsmWriterInst(const CodeGenInstruction &CGI, unsigned Variant) { unsigned OpNo = CGI.getOperandNamed(VarName); CodeGenInstruction::OperandInfo OpInfo = CGI.OperandList[OpNo]; - // If this is a two-address instruction and we are not accessing the - // 0th operand, remove an operand. + // If this is a two-address instruction, verify the second operand isn't + // used. unsigned MIOp = OpInfo.MIOperandNo; - if (CGI.isTwoAddress && MIOp != 0) { - if (MIOp == 1) - throw "Should refer to operand #0 instead of #1 for two-address" - " instruction '" + CGI.TheDef->getName() + "'!"; - --MIOp; - } + if (CGI.isTwoAddress && MIOp == 1) + throw "Should refer to operand #0 instead of #1 for two-address" + " instruction '" + CGI.TheDef->getName() + "'!"; if (CurVariant == Variant || CurVariant == ~0U) Operands.push_back(AsmWriterOperand(OpInfo.PrinterMethodName, MIOp, |