[LLVMdev] A Problem about LLVM Backend Port
Tom Stellard
tom at stellard.net
Mon Feb 2 08:27:09 PST 2015
On Mon, Feb 02, 2015 at 10:55:23PM +0800, Zhang Yinan wrote:
> I am porting llvm backend to our own target backend, which is based on MIPS arch. But I come across a problem when I run “llc -march=(our processor name) sum.ll” at the DAGtoDAG stage:
> ”LLVM ERROR: can’t select i32=FrameIndex<0> [ID] = 3 “
>
Have you added any code to YourPortTargetLowering::LowerOperation() to
custom lower FrameIndex nodes?
> — zyn
>
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