This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: Tired questions
- To: egcs at egcs dot cygnus dot com, kent at iastate dot edu
- Subject: Re: Tired questions
- From: mrs at wrs dot com (Mike Stump)
- Date: Tue, 6 Jul 1999 18:48:27 -0700
> To: egcs@egcs.cygnus.com
> Date: Tue, 06 Jul 1999 20:10:11 CDT
> From: Kent Vander Velden <graphix@iastate.edu>
> 1) Code that I have compiled with gcc 2.7.2.3 is generally faster
> then egcs-1.1.2. [ ... ] The machine is a dual Celeron and the
> application is FPU intensive.
cvs -q update -rnew_ia32_branch gcc if your feeling daring, or wait
for gcc 3.0 if your not.
Be sure to try -Os and/or -funroll-loops and/or other various flags.
> 2) How can one profile code to finer than function call granularity?
Read the manual, see gcov.
Let us know the results of -rnew_ia32_branch, if you get any.