Messages in this thread | | | Date | Wed, 3 Jan 2007 18:45:15 +0100 (CET) | From | Tim Schmielau <> | Subject | Re: kernel + gcc 4.1 = several problems |
| |
Well, on a P4 (which is supposed to be soo bad) I get:
> gcc -O2 t.c -o t > foreach x ( 1 2 3 4 5 ) >> time ./t > /dev/null >> end 0.196u 0.004s 0:00.19 100.0% 0+0k 0+0io 0pf+0w 0.168u 0.004s 0:00.16 100.0% 0+0k 0+0io 0pf+0w 0.168u 0.000s 0:00.16 100.0% 0+0k 0+0io 0pf+0w 0.160u 0.000s 0:00.15 106.6% 0+0k 0+0io 0pf+0w 0.180u 0.000s 0:00.18 100.0% 0+0k 0+0io 0pf+0w > gcc -DCMOV -O2 t.c -o t > foreach x ( 1 2 3 4 5 ) >> time ./t > /dev/null >> end 0.168u 0.000s 0:00.17 94.1% 0+0k 0+0io 0pf+0w 0.152u 0.000s 0:00.15 100.0% 0+0k 0+0io 0pf+0w 0.136u 0.004s 0:00.13 100.0% 0+0k 0+0io 0pf+0w 0.168u 0.000s 0:00.16 100.0% 0+0k 0+0io 0pf+0w 0.172u 0.000s 0:00.17 100.0% 0+0k 0+0io 0pf+0w
see? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |