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Date:      Fri, 3 Nov 2006 23:56:56 +0100 (CET)
From:      Wojciech Puchar <wojtek@tensor.3miasto.net>
To:        Eric <heli@mikestammer.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Athlon64 3200+ make.conf settings
Message-ID:  <20061103235603.V3321@chylonia.3miasto.net>
In-Reply-To: <454BA917.1040201@mikestammer.com>
References:  <454BA917.1040201@mikestammer.com>

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> Can someone take a look at these to make sure i do not bork anything?
>
> Do the settings below seem OK or am I missing something or do i have too 
> much, etc?

default settings are probably better. a bit faster code will be much 
bigger and less efficiently cached - making it often slower code.

>
> Thanks all!
>
> Eric
>
> in my /etc/make.conf i have:
>
> CPUTYPE=athlon64
> CFLAGS= -O2 -pipe -funroll-loops -ffast-math
> COPTFLAGS= -O2 -pipe -funroll-loops -ffast-math
>
>
> in my kernel config, I have this:
>
> machine     i386
> makeoptions    COPTFLAGS="-O2 -pipe -ffast-math"
> cpu     I686_CPU
>
>
>
> dmesg looks like:
>
> CPU: AMD Athlon(tm) 64 Processor 3200+ (2200.12-MHz 686-class CPU)
>  Origin = "AuthenticAMD"  Id = 0x20ff2  Stepping = 2
>
> Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2>
>  Features2=0x1<SSE3>
>  AMD Features=0xe2500800<SYSCALL,NX,MMX+,FFXSR,LM,3DNow+,3DNow>
>  AMD Features2=0x1<LAHF>
> real memory  = 1073676288 (1023 MB)
> avail memory = 1041780736 (993 MB)
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>



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