Re: Success report: installing pure64 on a dell poweredge 1850
Hello,
On Wed, Sep 08, 2004 at 10:59:41PM -0300, Peter Cordes wrote:
> Does gcc support -m64 -march=pentium4? Maybe that would help. Code tuned
> for an Opteron might well be dog-slow on Nocona.
gcc-3.4 -s -static -Wall -O3 -march=pentium4 -m64 pointer.c -o pointer
pointer.c:1: error: CPU you selected does not support x86-64 instruction set
pointer.c:1: error: CPU you selected does not support x86-64 instruction set
make: *** [pointer] Error 1
hmmmmm ;-)
well, using gcc-3.4 3.4.2 -s -static -Wall -O3 -m64 -march=nocona I get this:
BYTEmark* Native Mode Benchmark ver. 2 (10/95)
Index-split by Andrew D. Balsa (11/97)
Linux/Unix* port by Uwe F. Mayer (12/96,11/97)
TEST : Iterations/sec. : Old Index : New Index
: : Pentium 90* : AMD K6/233*
--------------------:------------------:-------------:------------
NUMERIC SORT : 935.2 : 23.98 : 7.88
STRING SORT : 120.9 : 54.02 : 8.36
BITFIELD : 4.356e+08 : 74.72 : 15.61
FP EMULATION : 127.32 : 61.09 : 14.10
FOURIER : 13097 : 14.90 : 8.37
ASSIGNMENT : 24.95 : 94.94 : 24.63
IDEA : 2726.2 : 41.70 : 12.38
HUFFMAN : 1701.2 : 47.17 : 15.06
NEURAL NET : 24.661 : 39.62 : 16.66
LU DECOMPOSITION : 1038.9 : 53.82 : 38.86
==========================ORIGINAL BYTEMARK RESULTS==========================
INTEGER INDEX : 52.535
FLOATING-POINT INDEX: 31.667
Baseline (MSDOS*) : Pentium* 90, 256 KB L2-cache, Watcom* compiler 10.0
==============================LINUX DATA BELOW===============================
C compiler : gcc-3.4 (unknown version)
libc : unknown version
MEMORY INDEX : 14.757
INTEGER INDEX : 11.996
FLOATING-POINT INDEX: 17.564
Baseline (LINUX) : AMD K6/233*, 512 KB L2-cache, gcc 2.7.2.3, libc-5.4.38
* Trademarks are property of their respective holder.
and the same for -m32:
BYTEmark* Native Mode Benchmark ver. 2 (10/95)
Index-split by Andrew D. Balsa (11/97)
Linux/Unix* port by Uwe F. Mayer (12/96,11/97)
TEST : Iterations/sec. : Old Index : New Index
: : Pentium 90* : AMD K6/233*
--------------------:------------------:-------------:------------
NUMERIC SORT : 1005.3 : 25.78 : 8.47
STRING SORT : 101.16 : 45.20 : 7.00
BITFIELD : 4.5755e+08 : 78.49 : 16.39
FP EMULATION : 129.28 : 62.03 : 14.31
FOURIER : 16804 : 19.11 : 10.73
ASSIGNMENT : 24.721 : 94.07 : 24.40
IDEA : 1631.5 : 24.95 : 7.41
HUFFMAN : 1499.8 : 41.59 : 13.28
NEURAL NET : 18.887 : 30.34 : 12.76
LU DECOMPOSITION : 928.48 : 48.10 : 34.73
==========================ORIGINAL BYTEMARK RESULTS==========================
INTEGER INDEX : 47.603
FLOATING-POINT INDEX: 30.325
Baseline (MSDOS*) : Pentium* 90, 256 KB L2-cache, Watcom* compiler 10.0
==============================LINUX DATA BELOW===============================
C compiler : gcc-3.4 (unknown version)
libc : unknown version
MEMORY INDEX : 14.092
INTEGER INDEX : 10.450
FLOATING-POINT INDEX: 16.819
Baseline (LINUX) : AMD K6/233*, 512 KB L2-cache, gcc 2.7.2.3, libc-5.4.38
* Trademarks are property of their respective holder.
This indeed changes quiet a few things.
Greetings
Frederik Schueler
--
ENOSIG
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