From: Andrea Corallo <Andrea.Corallo@arm.com>
To: Jeff Law <law@redhat.com>
Cc: Andrea Corallo <Andrea.Corallo@arm.com>,
Martin Jambor <mjambor@suse.cz>,
"gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>,
"jit@gcc.gnu.org" <jit@gcc.gnu.org>, nd <nd@arm.com>,
Jan Hubicka <hubicka@ucw.cz>, Jan Hubicka <jh@suse.cz>
Subject: Re: [PATCH] IPA-CP release transformation summary (PR jit/91928)
Date: Tue, 01 Jan 2019 00:00:00 -0000 [thread overview]
Message-ID: <gkro8yyro61.fsf@arm.com> (raw)
In-Reply-To: <29ab6082-a8d7-7471-ff99-3472a28eb84e@redhat.com>
Jeff Law writes:
> On 10/1/19 4:11 AM, Andrea Corallo wrote:
>> Martin Jambor writes:
>>
>>> Hi,
>>>
>>> On Mon, Sep 30 2019, Andrea Corallo wrote:
>>>> Hi all,
>>>> I'd like to submit this patch.
>>>> It release the ipa cp transformation summary after functions being expanded.
>>>> This is to fix the compiler when used with libgccjit on subsequent
>>>> compilations (every new compilation should have a clean transformation
>>>> summary).
>>> if this is a general problem then I think we should instead add another
>>> hook to class ipa_opt_pass_d to free transformation summary, call it for
>>> all IPA passes at the appropriate time and implement it for IPA-CP. That
>>> way it will work for all IPA passes which might have a transformation
>>> summary.
>>>
>>> Martin
>>>
>>>
>>>> Bootstrap on arm64 and X86-64.
>>>>
>>>> Bests
>>>> Andrea
>>>>
>>>> gcc/ChangeLog
>>>> 2019-??-?? Andrea Corallo <andrea.corallo@arm.com>
>>>>
>>>> * cgraphunit.c (expand_all_functions): Release ipcp_transformation_sum
>>>> when finished.
>>>> * ipa-prop.c (ipcp_free_transformation_sum): New function.
>>>> * ipa-prop.h (ipcp_free_transformation_sum): Add declaration.
>> Hi,
>> actually looking around in order to implement the suggestions I realized
>> that already some code was put in place in toplev::finalize calling
>> then ipa_cp_c_finalize exactly for this purpose.
>>
>> I've updated the patch accordingly.
>>
>> Bootstraped on aarch64.
>>
>> Is it okay for trunk?
>>
>> Bests
>> Andrea
>>
>> gcc/ChangeLog
>> 2019-??-?? Andrea Corallo <andrea.corallo@arm.com>
>>
>> * ipa-cp.c (ipa_cp_c_finalize): Release ipcp_transformation_sum.
>> * ipa-prop.c (ipcp_free_transformation_sum): New function.
>> * ipa-prop.h (ipcp_free_transformation_sum): Add declaration.
> OK for the trunk.
>
> jeff
Applied as r276507.
The same patch applies cleanly onto gcc-9-branch, I think would be good to
back port it cause libgccjit is not very usable without.
Should we back port it?
Bests
Andrea
next prev parent reply other threads:[~2019-10-03 12:47 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-01 0:00 Andrea Corallo
2019-01-01 0:00 ` Martin Jambor
2019-01-01 0:00 ` Andrea Corallo
2019-01-01 0:00 ` Jeff Law
2019-01-01 0:00 ` Andrea Corallo [this message]
2019-01-01 0:00 ` Jeff Law
2019-01-01 0:00 ` Andrea Corallo
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