From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Henderson To: Mike Stump Cc: Marco Morandini , gcc@gcc.gnu.org, gcc-patches@gcc.gnu.org Subject: Re: PATCH: Re: A user question (was: Re: Faster compilation speed) Date: Tue, 13 Aug 2002 19:53:00 -0000 Message-id: <20020813195314.G23595@redhat.com> References: X-SW-Source: 2002-08/msg00803.html On Tue, Aug 13, 2002 at 05:06:42PM -0700, Mike Stump wrote: > * sched-rgn.c (CHECK_DEAD_NOTES): Limit how much checking > we do to avoid n^2 behavior. I don't like it. Instead, arrange to make a single pass across the rtl removing and counting death notes and storing the counts into an array indexed by basic block. The add up the counts for each block in the region as is sort of done currently. r~