Jan Hubicka <hubi...@ucw.cz> writes: >> Index: gcc/toplev.c >> =================================================================== >> --- gcc/toplev.c 2014-07-11 11:54:41.604838961 +0100 >> +++ gcc/toplev.c 2014-07-16 08:22:36.226034738 +0100 >> @@ -1604,6 +1604,10 @@ backend_init_target (void) >> on a mode change. */ >> init_expmed (); >> init_lower_subreg (); >> + init_set_costs (); >> + >> + init_expr_target (); >> + ira_init (); > > ira_init is the most expensive part of our intialization, this change > seems to make > it unconditoinal at astartup again that is somewhat unfortunate.
No, this is backend_init_target, which is only called from initialize_rtl. The patch just means that initialize_rtl calls ira_init indirectly via backend_init_target rather than directly in initialize_rtl itself. Thanks, Richard
