Dan Lukes wrote: > Martin Salac wrote: > Pouzitelne hodnoty a to, jake ma ta-ktera hodnota dopady na optiony > predane prekladaci je mozne vycist v > /usr/share/mk/bsd.cpu.mk
Dik za tip - mk file me navedl na stranky gcc, konkretne: http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html#i386-and-x86_002d64-Options kde jsem nasel primo option: core2 Intel Core2 CPU with 64-bit extensions, MMX, SSE, SSE2, SSE3 and SSSE3 instruction set support. Otazka je, zda je option podporovana u kompilatoru v RELEASE. 6.2-R ma gcc (GCC) 3.4.6 [FreeBSD] 20060305 > Zbytek uz spociva ve cteni dokumentace k prekladaci. > > Ovsem, nakolik je to-ktere nastaveni skutecne prinosne a nakolik > prevazi vady je otazka dalsi ... Souhlas ... option 'generic' by opraqvdu mela byt dostatecna jako zelezna jistota: generic Produce code optimized for the most common IA32/AMD64/EM64T processors. If you know the CPU on which your code will run, then you should use the corresponding -mtune option instead of -mtune=generic. But, if you do not know exactly what CPU users of your application will have, then you should use this option. > Dan Martin -- FreeBSD mailing list ([email protected]) http://www.freebsd.cz/listserv/listinfo/users-l
