Igor Zamyatin <izamya...@gmail.com> writes:

> Hi All!
> It is known that imul placement is rather critical for Atom processors
> and changes try to improve imul scheduling for Atom.
> This gives +5% performance on several tests from new OA 2.0 testsuite
> from EEMBC.
> Tested for i386 and x86-64, ok for trunk?

Did you measure how much this slows down the compiler when compiling
for Atom? The new pass looks rather slow.


a...@linux.intel.com -- Speaking for myself only

Reply via email to