On Thu, Nov 27, 2014 at 7:32 AM, Renlin Li <renlin...@arm.com> wrote: > On 26/11/14 18:12, H.J. Lu wrote: >> >> On Wed, Nov 26, 2014 at 10:09 AM, Renlin Li <renlin...@arm.com> wrote: >>> >>> On 26/11/14 12:16, H.J. Lu wrote: >>>> >>>> On Wed, Nov 26, 2014 at 4:07 AM, Renlin Li <renlin...@arm.com> wrote: >>>>> >>>>> On 20/11/14 16:17, Renlin Li wrote: >>>>>> >>>>>> Hi all, >>>>>> >>>>>> This is a backport for gcc-4_9-branch of the patch "[PR63762]GCC >>>>>> generates >>>>>> UNPREDICTABLE STR with Rn = Rt for arm" posted in: >>>>>> https://gcc.gnu.org/ml/gcc-patches/2014-11/msg02253.html >>>>>> >>>>>> arm-none-eabi has been test on the model, no new issues. bootstrapping >>>>>> and >>>>>> regression tested on x86, no new issues. >>>>>> >>>>>> Is it Okay for gcc-4_9-branch? >>>>>> >>>>>> gcc/ChangeLog: >>>>>> >>>>>> 2014-11-20 Renlin Li <renlin...@arm.com> >>>>>> >>>>>> PR middle-end/63762 >>>>>> * ira.c (ira): Update preferred class. >>>>>> >>>>>> gcc/testsuite/ChangeLog: >>>>>> >>>>>> 2014-11-20 Renlin Li <renlin...@arm.com> >>>>>> >>>>>> PR middle-end/63762 >>>>>> * gcc.dg/pr63762.c: New. >>>>> >>>>> Ping for it. >>>>> >>>> Please verify if it is the real fix for >>>> >>>> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63661 >>>> >>>> If yes, please add a testcase for PR 63661 and mention it in >>>> your ChangeLog entry. >>>> >>>> Thanks. >>>> >>>> >>> Hi H.J. >>> >>> Yes, I have verified that, this patch additionally fixes PR 63661. >>> >>> I observed the same behaviour as I saw on arm backend. It will be great >>> if >>> you can double check they are caused by exactly the same reason. >> >> I will ask our people to take a look. >> >>> >>> A new testcase has been added, ChangeLog has been updated to reflect the >>> change. Updated patch has bee attached. >>> Okay for gcc-4_9-branch? >>> >>> Regards, >>> Renlin Li >>> >>> >>> gcc/ChangeLog: >>> >>> 2014-11-26 Renlin Li <renlin...@arm.com> >>> >>> PR middle-end/63762 >>> PR middle-end/63661 >>> * ira.c (ira): Update preferred class. >>> >>> gcc/testsuite/ChangeLog: >>> >>> 2014-11-26 Renlin Li <renlin...@arm.com> >>> >>> PR middle-end/63661 >>> PR middle-end/63762 >>> * testsuite/gcc.dg/pr63661.c: New. >>> * testsuite/gcc.dg/pr63762.c: New. >>> >>> >> pr63661.c should be moved to gcc.target/i386 and run it >> on PIC target. >> >> Thanks. >> > Hi H.J. > > The patch has been adjusted according to your suggestion. > > > gcc/ChangeLog: > > 2014-11-27 Renlin Li <renlin...@arm.com> > > PR middle-end/63762 > PR target/63661 > * ira.c (ira): Update preferred class. > > gcc/testsuite/ChangeLog: > > 2014-11-27 Renlin Li <renlin...@arm.com> > > PR middle-end/63762 > PR target/63661 > * testsuite/gcc.dg/pr63762.c: New. > * testsuite/gcc.target/i386/pr63661.c: New. ^^^^^^^^^^^ No testsuite/ >
gcc.target/i386/pr63661.c should be checked into trunk first. -- H.J.
