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Re: What happened to the IRA interprocedural reg-alloc work? (function_used_regs and friends)


Vladimir Makarov <vmakarov@redhat.com> writes:
>>
> As I remember, the performance improvement from this optimization was
> very small.  There were problems in reviewing IRA and I decided to
> simplify this task.
>
> May be it is worth to return to this work.

... especially if you could make it work with LTO.

-Andi


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