http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53399
--- Comment #10 from Uros Bizjak <ubizjak at gmail dot com> 2012-05-20 18:40:24 UTC --- Created attachment 27451 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27451 Patch that separates flags setting tzcnt and bsf patterns Please test the attached patch. The patch checks CCCmode for TARGET_BMI in ffs patterns.