http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53125
--- Comment #6 from Steven Bosscher 2012-05-10
22:17:36 UTC ---
Created attachment 27369
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27369
Compute REG_LIVE_LENGTH smarter
The way local_live is used to compute REG_LIVE_LENGTH is just stup
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53125
--- Comment #5 from Vladimir Makarov 2012-05-10
19:58:09 UTC ---
Author: vmakarov
Date: Thu May 10 19:58:01 2012
New Revision: 187373
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=187373
Log:
2012-05-10 Vladimir Makarov
PR rtl-op
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53125
Steven Bosscher changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53125
--- Comment #3 from Vladimir Makarov 2012-05-10
18:30:19 UTC ---
I've tried a recent trunk on gcc63 of the compiler farm with -O0. The
compilation takes about 300sec. I checked also gcc-4.3 (this last version with
the old RA), it takes also a
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53125
--- Comment #2 from Vladimir Makarov 2012-04-29
00:08:54 UTC ---
I'll look at this PR in a week.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53125
--- Comment #1 from Ian Lance Taylor 2012-04-25 22:34:17
UTC ---
Out of curiousity I tried compiling the test case with -O2. On x86_64 it took
57.4 seconds, on SPARC it took 20 minutes 33 seconds.
