y: P3
Component: other
Assignee: unassigned at gcc dot gnu.org
Reporter: leimaohui at cn dot fujitsu.com
Target Milestone: ---
When I want to operate NEON register by rev instruction for aarch64, there is
an error as following:
--
Error: operand 1 mu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90827
--- Comment #2 from leimaohui ---
(In reply to Andrew Pinski from comment #1)
> >"rev" is an alias of "rev64".
>
> It is the other way around. rev64 is an optional alias to rev (for
> intereger registers). rev only takes integer registers. re
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63908
--- Comment #9 from leimaohui ---
(In reply to jos...@codesourcery.com from comment #8)
> Olivier Hainque referred to having a 4.9 version of his patch, I suggest
> you ask him.
Will these patches be backported to gcc 4.9.3 ?
iority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: leimaohui at cn dot fujitsu.com
I used yocto 1.7 to make a rootfs and toolchain.And then test LTP.
gcc :4.9.1
kernel :3.4.74
LTP version: 20120903
Some cases failed in powerpc e500v2. But these cases a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63908
--- Comment #1 from leimaohui ---
I changed the gcc from 4.9.1 to 4.9.2 in yocto,and tested these cases.
The results are the same.
But when I changed the gcc to 4.8.2,the results of these cases are PASS.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63908
--- Comment #3 from leimaohui ---
Thanks for joseph's reply.
But I found the reason is the founction "pthread_exit(0)" can't execut
normally。
Because it will lead a SIGABRT signal and aborted .
I wrote a test program and make a test.The envirom
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63908
--- Comment #5 from leimaohui ---
Thanks,these patches do work.
I used gcc(master:7a542b16e34cfb40fe37fab74a119e80a1a55587) to do a test likes
below:
kernel : 3.14.19
ltp:20120903
| test |with these patches|remove these patches|
|sem02
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63908
--- Comment #6 from leimaohui ---
Created attachment 34294
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34294&action=edit
the patch backport to gcc 4.9.1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63908
leimaohui changed:
What|Removed |Added
Target||e500v2
--- Comment #7 from leimaohui ---
(I
