[Bug 525204] Re: [PR40887] Backport indirection function call opt
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525204 at bugs.launchpad.net
Sat Mar 23 21:29:03 UTC 2013
** Changed in: gcc
Importance: Unknown => Wishlist
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https://bugs.launchpad.net/bugs/525204
Title:
[PR40887] Backport indirection function call opt
Status in The GNU Compiler Collection:
Fix Released
Status in “gcc-4.4” package in Ubuntu:
Fix Released
Bug description:
Binary package hint: gcc-4.4
Hi
The implementation of indirect function calls in gcc is under-optimal;
not only can it be written with a better choice of assembly, the
current implementation skews branch prediction which degrades
performance too.
We might be able to backport this patch from trunk in lucid if time
permits.
Thanks,
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