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On Mon, 28 Apr 2003 14:40:10 +0100 |
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Padraig Brady <padraig.brady@××××××.com> wrote: |
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|
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> Mark Gordon wrote: |
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> > On Mon, 28 Apr 2003 10:18:54 +0100 |
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> > Padraig Brady <padraig.brady@××××××.com> wrote: |
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> > |
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> > |
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> >>Eric Ball wrote: |
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> >> |
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> >>>On Sat, 26 Apr 2003 12:57 am, Padraig Brady wrote: |
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> >>> |
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> >>> |
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> >>>>Hi, |
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> >>>> |
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> >>>>I've been testing http://www.pixelbeat.org/scripts/gcccpuopt |
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> >>>>over the last while with good results. Essentially it's |
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> >>>>a Linux specific script that only helps on x86 at present |
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> >>>>but can be updated to other architectures easily. |
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> >>>> |
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> >>>>It would be beneficial IMHO for gentoo to run it at |
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> >>>>installation time and update /etc/make.conf appropriately? |
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> >>>> |
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> >>>>thanks, |
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> >>>>Pádraig. |
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> >>> |
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> >>>It seems nifty. |
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> >>>I'd recommend you submit it in Bugzilla at bugs.gentoo.org or in |
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> >the>> |
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> >>>gentoo-dev list as the powers-that-be might not read this list. |
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> > |
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> > |
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> > It needs extending even for the x86 compatible world. |
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> > |
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> > markg@brenda markg $ ./gcccpuopt |
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> > -march=pentium2 -mmmx |
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> > markg@brenda markg $ cat /proc/cpuinfo |
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> > processor : 0 |
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> > vendor_id : GenuineTMx86 |
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> > cpu family : 6 |
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> > model : 4 |
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> > model name : Transmeta(tm) Crusoe(tm) Processor TM5600 |
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> > |
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> > As far as I'm aware the Crusoe emulates a Pentium, not a PII (I've |
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> > not seen anything definitive stating otherwise). |
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> |
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> Nah, cpu family = 6 is quite definitive. |
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> This is from /usr/src/linux-2.4/arch/i386/Makefile |
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> ifdef CONFIG_MCRUSOE |
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> CFLAGS += -march=i686 |
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> endif |
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> |
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> > Any other strange processors out there that might have problems? |
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> |
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> the only exception is a gcc bug where is assumes 686 has cmov, |
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> and this is handled explicitly. |
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|
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OK, I'll up my make.conf to -march=pentium2 and recompile a few things |
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starting with xfree86. If I find any problems I'll be back. |
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-- |
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Mark Gordon |
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Paid to be a Geek & a Senior Software Developer |
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Currently looking for a new job commutable from Slough, Berks, U.K. |
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Although my email address says spamtrap, it is real and I read it. |
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|
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-- |
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