https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64154
Andrew Pinski changed:
What|Removed |Added
Keywords||FIXME
Last reconfirmed|2014-12-12 00:0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64154
--- Comment #4 from vries at gcc dot gnu.org ---
> I'll file a PR.
PR 64539: '[5 regression] cprop_hardreg does not respect clobbers in C_I_F_U'
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64154
--- Comment #3 from vries at gcc dot gnu.org ---
(In reply to Terry Guo from comment #2)
> Hi Tom,
>
> I enabled this optimization to thumb1 target cortex-m0
Does that mean you just reverted the patch for PR63718?
> and found this IPA-RA
> opti
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64154
--- Comment #2 from Terry Guo ---
Hi Tom,
I enabled this optimization to thumb1 target cortex-m0 and found this IPA-RA
optimization doesn't consider the register clobber information attached to call
rtx and thus generated bad code. Here are the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64154
Ramana Radhakrishnan changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64154
vries at gcc dot gnu.org changed:
What|Removed |Added
Summary|enable fuse-caller-save for |enable fipa-ra for Thumb1