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Re: Deprecating Itanium1 for GCC 4.4
- From: NightStrike <nightstrike at gmail dot com>
- To: Steven Bosscher <stevenb dot gcc at gmail dot com>
- Cc: Andi Kleen <andi at firstfloor dot org>, GCC Patches <gcc-patches at gcc dot gnu dot org>, gcc mailing list <gcc at gcc dot gnu dot org>, Jim Wilson <wilson at tuliptree dot org>, sje at cup dot hp dot com, "H.J. Lu" <hjl dot tools at gmail dot com>, Gerald Pfeifer <gerald at pfeifer dot com>
- Date: Fri, 20 Mar 2009 10:52:42 -0400
- Subject: Re: Deprecating Itanium1 for GCC 4.4
- References: <571f6b510903150916qa6ec3a4o6a85c09698ee0bb@mail.gmail.com> <alpine.LSU.1.99.0903151823370.20299@acrux.dbai.tuwien.ac.at> <571f6b510903191624l4e5fa9b4q87cdc1fd14b87ff8@mail.gmail.com> <87hc1o1qxw.fsf@basil.nowhere.org> <571f6b510903200410x53a872cep1c89e38e2baf502@mail.gmail.com>
On Fri, Mar 20, 2009 at 7:10 AM, Steven Bosscher <stevenb.gcc@gmail.com> wrote:
> On Fri, Mar 20, 2009 at 10:31 AM, Andi Kleen <andi@firstfloor.org> wrote:
>> Steven Bosscher <stevenb.gcc@gmail.com> writes:
>>
>>> ? ? ?case OPT_mfixed_range_:
>>> @@ -5245,6 +5247,13 @@ ia64_handle_option (size_t code, const char *arg,
>>> ? ? ? ? if (!strcmp (arg, processor_alias_table[i].name))
>>> ? ? ? ? ? {
>>> ? ? ? ? ? ? ia64_tune = processor_alias_table[i].processor;
>>> + ? ? ? ? ? if (ia64_tune == PROCESSOR_ITANIUM
>>> + ? ? ? ? ? ? ? && ! warned_merced_deprecated)
>>> + ? ? ? ? ? ? {
>>> + ? ? ? ? ? ? ? inform ("value %<%s%> for -mtune= switch is deprecated", arg);
>>> + ? ? ? ? ? ? ? inform ("GCC 4.4 is the last release with Itanium1 support");
>>
>> "... with Itanium1 tuning support"?
>>
>> I assume it will be still possible to generate executables that work
>> there, just not tuned. iirc there are new instructions in I2, but I
>> assume you don't plan to drop the code to not generate those, just the
>> scheduling descriptions.
>
> I plan to drop both.
So because Itanium1 has fallen into disuse, you are dropping support
for Itanium2? Or have I misread this?