some alpha benchmarks
Richard Henderson
rth@cygnus.com
Thu Jan 29 20:31:00 GMT 1998
On Fri, Jan 30, 1998 at 01:13:55AM +0300, Alexander V. Lukyanov wrote:
> > > gcc-2.7.2.3 1217431.250000 dhrystones/second
> > > gcc-2.8.0 1203512.375000 dhrystones/second
> > > egcs-1.0.1 1180675.500000 dhrystones/second
> > > egcs-1.0.1haifa 1227936.500000 dhrystones/second
> > > egcs-980122haifa 804820.500000 dhrystones/second
>
> Files attached.
The difference appears to be entirely related to the new builtin_memcpy
code I added for Alpha. While the new stuff is definitely better for
unaligned structures (containing characters or whatnot), it is worse for
aligned structures.
I'll work on a fix for this.
r~
More information about the Gcc
mailing list