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Re: birthpoints in rtl.
Steven Bosscher wrote:
> On Thu, Feb 28, 2008 at 2:32 PM, Paolo Bonzini <bonzini@gnu.org> wrote:
>
>> > Thanks for the quick response. As it turns out, the libcall issue will
>> > soon be gone, as bonzini will be deleting them. We have finally
>> > overcome that issue.
>>
>> Not really. There seems always to be something that prevents them from
>> being deleted, and I have no time to spend on GCC at work right now. I
>> believe Steven Bosscher has more detail on that than I do.
>>
>
> We had this discussion last year. The only reason to still have
> libcalls was for TLS address calls. You already fixed that. To the
> best of my knowledge the only other thing libcalls are still "useful"
> for, is scheduling of groups of insns (iirc it's SCHED_GROUP_P or
> something like that). And didn't you mention an fwrapv issue that's
> currently papered over by libcall notes??
>
> Gr.
> Steven
>
Hi steven.
Sure would be good if someone would go out and just kill the libcalls.
It would make everyone happy.
Kenny