------- Additional Comments From kazu at gcc dot gnu dot org 2005-09-24 23:58 ------- (In reply to comment #12) > It takes about 10 minutes to compile attached testcase with -O2 -mcpu=ev4 and > about 2 minutes for -O2 -mcpu=ev5 (compiled on EV45 233Mhz). > The difference is in cost of multiply op - 100 for ev4 and about 54 for ev5.
What gcc are you using? Mainline with my patch on 2005-09-21? I posted another one at http://gcc.gnu.org/ml/gcc-patches/2005-09/msg01384.html to further speed up synth_mult in expmed.c, so you might want to try that. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23971
