> The patch actually restore the LRA behaviour for x86/x86-64 before rev. > 199298. The revision was added for PPC SDmode value correct generation. So it > is really needed for PPC64 and badly hurts x86/x86-64 performance (by doing > secondary memory reloads when one pseudo is spilled).
Should the solution for PPC64 be further limited, even on
PPC64? Is this going to hurt more normal spilling code on PPC64 that
does not have the strange restrictions of SDmode?
Thanks, David
