[LLVMdev] Tracing nodes in selectionDAG to final code...

Krzysztof Parzyszek kparzysz at codeaurora.org
Sun Nov 11 04:46:35 PST 2012


On 11/11/2012 6:41 AM, Joseph Reddington wrote:
>
> What I'd like to know now is how I might tell which parts of MIPS each
> operation in the selectionDAG produced?  I'm pressuming there is a
> specification in the filesystem somewhere and it would be great to get
> a pointer...

Try -debug-only=isel.  It would dump the DAG nodes from a given BB after 
each stage of instruction selection.

-Krzysztof


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