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From Davi Arnaut <d...@haxent.com.br>
Subject Re: [PATCH] vformatter cleanups (related to PR 42250)
Date Fri, 27 Apr 2007 12:39:23 GMT
Lucian Adrian Grijincu wrote:
> would someone please try this, I don't have a x64 machine right now :(
>
<snip>
>
> btw, I get an order of magnitude lower numbers than you on my machine,
> am I doing something wrong?
> gcc version 4.1.2
> /proc/cpuinfo:
> model name   : AMD Athlon(tm) 64 Processor 2800+
> cpu MHz        : 1800.000
> cache size      : 512 KB
> flags              : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr
> pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext lm
> 3dnowext 3dnow up ts fid vid ttp
> bogomips       : 3609.09
> clflush size     : 64
>
model name      : AMD Athlon(tm) XP processor
cpu MHz         : 1052.526
cache size      : 256 KB
flags           : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca 
cmov pat
pse36 mmx fxsr sse syscall mmxext 3dnowext 3dnow up ts
bogomips        : 2106.37

gcc (GCC) 4.1.2 20060928 (prerelease) (Ubuntu 4.1.1-13ubuntu5)

root@dicavalcanti:~# ./bench $RANDOM
conv_1
cycles:           70
cycles:           98
cycles:           99
cycles:           84
cycles:           34
cycles:           34
cycles:           34
cycles:           34
conv_2
cycles:           71
cycles:           48
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
conv_3
cycles:           71
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
conv_1
cycles:           70
cycles:           70
cycles:           70
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
conv_2
cycles:           84
cycles:           70
cycles:           70
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
conv_3
cycles:           70
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34
cycles:           34

model name      :  Intel(R) Pentium(R) D  CPU 2.66GHz
stepping        : 7
cpu MHz         : 2666.840
cache size      : 1024 KB
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge 
mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall 
nx lm constant_tsc pni monitor ds_cpl tm2 cid cx16 xtpr lahf_lm
bogomips        : 5334.00
address sizes   : 36 bits physical, 48 bits virtual

Dual core, x86_64

gcc (GCC) 4.1.2 (Ubuntu 4.1.2-0ubuntu4)

davi@karmic:~$ ./bench $RANDOM
conv_1
cycles:          170
cycles:          130
cycles:          130
cycles:          130
cycles:          130
cycles:          140
cycles:          130
cycles:          130
conv_2
cycles:          170
cycles:          140
cycles:          140
cycles:          130
cycles:          140
cycles:          130
cycles:          140
cycles:          140
conv_3
cycles:          170
cycles:          130
cycles:          130
cycles:          130
cycles:          130
cycles:          130
cycles:          130
cycles:          140
conv_1
cycles:          140
cycles:          140
cycles:          140
cycles:          140
cycles:          130
cycles:          140
cycles:          140
cycles:          130
conv_2
cycles:          140
cycles:          140
cycles:          140
cycles:          140
cycles:          130
cycles:          130
cycles:          130
cycles:          130
conv_3
cycles:          130
cycles:          140
cycles:          140
cycles:          130
cycles:          130
cycles:          130
cycles:          130
cycles:          140


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