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30808
2017 May 03
2
RFC: Shrink wrapping vs SplitCSR
Hi all,
We've seen several examples recently of performance opportunities on
POWER if we can improve the location of save/restore code for
callee-saved registers. Both Nemanja and myself have discussed this with
several people, and it seems that there are two possibilities for
improving this:
1. Extend shrink wrapping to make the analysis of callee-saved
registers more precise.
2.