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| author | Bernd Schmidt <bernds@codesourcery.com> | 2011-04-01 17:42:35 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@gcc.gnu.org> | 2011-04-01 17:42:35 +0000 |
| commit | 2a6a0d809f0fe62306e21aaad89227205181e0e4 (patch) | |
| tree | c4745995c4927024a2e91e5d8068f38073a07e4b /gcc | |
| parent | ec4efea9e427bd17745fb47a4beeff9bae75b78f (diff) | |
| download | gcc-2a6a0d809f0fe62306e21aaad89227205181e0e4.zip gcc-2a6a0d809f0fe62306e21aaad89227205181e0e4.tar.gz gcc-2a6a0d809f0fe62306e21aaad89227205181e0e4.tar.bz2 | |
* sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
From-SVN: r171842
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 2 | ||||
| -rw-r--r-- | gcc/sched-ebb.c | 9 |
2 files changed, 9 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4aa0284..764bcf4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -13,6 +13,8 @@ * haifa-sched.c (queue_insn): New arg REASON. All callers changed. Print it in debugging output. + * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag. + 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>. diff --git a/gcc/sched-ebb.c b/gcc/sched-ebb.c index 9fbb9b9..25a2aac 100644 --- a/gcc/sched-ebb.c +++ b/gcc/sched-ebb.c @@ -1,6 +1,6 @@ /* Instruction scheduling pass. - Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, - 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 + Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, + 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. Contributed by Michael Tiemann (tiemann@cygnus.com) Enhanced by, and currently maintained by, Jim Wilson (wilson@cygnus.com) @@ -579,6 +579,9 @@ schedule_ebbs (void) { rtx head = BB_HEAD (bb); + if (bb->flags & BB_DISABLE_SCHEDULE) + continue; + for (;;) { edge e; @@ -591,6 +594,8 @@ schedule_ebbs (void) break; if (e->probability <= probability_cutoff) break; + if (e->dest->flags & BB_DISABLE_SCHEDULE) + break; bb = bb->next_bb; } |