diff options
| author | Richard Sandiford <r.sandiford@uk.ibm.com> | 2012-06-06 09:12:58 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2012-06-06 09:12:58 +0000 |
| commit | c881de027cad019b0c8e556613bec7ac8d492fe0 (patch) | |
| tree | ea916a73f9fec97c16c5cf2ff5b2caffd34df151 /gcc/config | |
| parent | 14ae3cbc62bc39d5a3ff9b3067977d4f99739ed6 (diff) | |
| download | gcc-c881de027cad019b0c8e556613bec7ac8d492fe0.zip gcc-c881de027cad019b0c8e556613bec7ac8d492fe0.tar.gz gcc-c881de027cad019b0c8e556613bec7ac8d492fe0.tar.bz2 | |
invoke.texi (sched-pressure-algorithm): Document new --param.
gcc/
* doc/invoke.texi (sched-pressure-algorithm): Document new --param.
* common.opt (fsched-pressure-algorithm=): Remove.
* flag-types.h (sched_pressure_algorithm): Move to...
* sched-int.h (sched_pressure_algorithm): ...here.
* params.def (sched-pressure-algorithm): New param.
* haifa-sched.c (sched_init): Use it to initialize sched_pressure.
* common/config/s390/s390-common.c (s390_option_optimization_table):
Remove OPT_fsched_pressure_algorithm_ entry.
* config/s390/s390.c (s390_option_override): Set a default value for
PARAM_SCHED_PRESSURE_ALGORITHM.
From-SVN: r188258
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/s390/s390.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c index bc0bf8a..477bd24 100644 --- a/gcc/config/s390/s390.c +++ b/gcc/config/s390/s390.c @@ -1649,6 +1649,11 @@ s390_option_override (void) is beneficial on s390, we enable it if available. */ if (flag_prefetch_loop_arrays < 0 && HAVE_prefetch && optimize >= 3) flag_prefetch_loop_arrays = 1; + + /* Use the alternative scheduling-pressure algorithm by default. */ + maybe_set_param_value (PARAM_SCHED_PRESSURE_ALGORITHM, 2, + global_options.x_param_values, + global_options_set.x_param_values); } /* Map for smallest class containing reg regno. */ |