Update comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107796 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2010-07-07 18:18:18 +00:00
parent 643fffe429
commit cc87bfb59b

View File

@ -604,9 +604,10 @@ InstrEmitter::EmitDbgValue(SDDbgValue *SD,
} else if (SD->getKind() == SDDbgValue::CONST) {
const Value *V = SD->getConst();
if (const ConstantInt *CI = dyn_cast<ConstantInt>(V)) {
// FIXME: SDDbgValues aren't updated with legalization, so it's possible
// to have i128 values in them at this point. As a crude workaround, just
// drop the debug info if this happens.
// FIXME: SDDbgValue constants aren't updated with legalization, so it's
// possible to have i128 constants in them at this point. Dwarf writer
// does not handle i128 constants at the moment so, as a crude workaround,
// just drop the debug info if this happens.
if (!CI->getValue().isSignedIntN(64))
MIB.addReg(0U);
else