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Jan Oppolzer wrote: |
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> On Apr 11, 2005 12:55 AM, Andrej Kacian <ticho@g.o> wrote: |
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> |
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>>>1)gflag -march=athlon-xp zapina 3dnow/mmx/sse?? nebo musim navic |
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>>>dopisovat "-m3dnow -mmmx -msse"? |
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>> |
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>>-m3dnow a -mmmx mozes vynechat, -msse musis explicitne doplnit |
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> |
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> |
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> Takze toto je tedy nesmysl? -- As we've pointed out, -march=athlon-xp |
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> enables mmx, sse, and 3dnow, so there is no point in specifing -mmmx |
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> -msse and -m3dnow. [1] |
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> |
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> 1. http://forums.gentoo.org/viewtopic.php?p=275851 |
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> |
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Jak pravi `man gcc` ohledne -mfpmath=sse: |
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"For i387 you need to use -march=cpu-type, -msse or -msse2 |
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switches to enable SSE extensions and make this option effec- |
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tive. For x86-64 compiler, these extensions are enabled by |
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default." |
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Z prvni vety to vypada, ze -march s vhodnym parametrem zaridi -msse, |
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event. i -msse2. |
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|
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-jkt |
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-- |
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cd /local/pub && more beer > /dev/mouth |
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-- |
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