------- Comment #22 from hjl dot tools at gmail dot com 2008-10-28 01:12 ------- Created an attachment (id=16571) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16571&action=view) A patch to re-enable regmove
After applying this patch to re-enable regmove, I got [EMAIL PROTECTED] gcc]$ ./xgcc -B./ -O2 -mtune=core2 /tmp/foo.c -o noira -fno-ira -m32 [EMAIL PROTECTED] gcc]$ ./xgcc -B./ -O2 -mtune=core2 /tmp/foo.c -o ira -m32 [EMAIL PROTECTED] gcc]$ time ./ira real 0m7.307s user 0m7.305s sys 0m0.001s [EMAIL PROTECTED] gcc]$ time ./noira real 0m7.478s user 0m7.474s sys 0m0.002s [EMAIL PROTECTED] gcc]$ -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37364
