[LLVMdev] Exapnding add:i32 assertion failure with 2.2
Evan Cheng
evan.cheng at apple.com
Thu Feb 21 11:34:00 PST 2008
Do a Node->dump(&DAG). What does Node look like?
If all else fails, do a "make clean; make" just to make sure nothing
is out of sync.
Evan
On Feb 21, 2008, at 5:29 AM, Sanjiv Gupta wrote:
> My target supports only 8-bit arithmetic, hence I specified it to
> exapand ADD for i32 and i16.
>
> llc fails at the following place in LegalizeDAG.cpp:
>
> assert(MVT::isVector(Node->getValueType(0)) &&
> "Cannot expand this binary operator!");
> // Expand the operation into a bunch of nasty scalar code.
> Result = LegalizeOp(UnrollVectorOp(Op));
>
> I don't understand why it is treating i32 and i16 as vector types.
> I think it was working fine in llvm2.1
>
> Any help is welcome.
>
> Thanks,
> Sanjiv
>
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