Re: [PATCH, loop2_invariant] Skip inv (marked as move) from depends_on

2014-06-10 Thread Steven Bosscher
On Tue, Jun 10, 2014 at 11:32 AM, Zhenqiang Chen wrote: > > * loop-invariant.c (get_inv_cost): Skip invariants, which are marked > as "move", from depends_on. > This is OK. Ciao! Steven

[PATCH, loop2_invariant] Skip inv (marked as move) from depends_on

2014-06-10 Thread Zhenqiang Chen
Hi, The patch skips an invariant from depends_on if it has been marked as "move" since its register pressure and cost had been taken into account in previous iterations. Bootstrap and no make check regression on X86-64. Bootstrap and no make check regression on X86-64 with flag_ira_loop_pressure