+2018-11-08 Sandra Loosemore <sandra@codesourcery.com>
+
+ PR other/36572
+ * doc/invoke.texi (Optimize Options): Clarify default behavior
+ for -fno-sched-interblock and -fno-sched-spec.
+
2018-11-08 Paul Koning <ni1d@arrl.net>
* config/pdp11/constraints.md: Add "Z" series constraints for use
@item -fno-sched-interblock
@opindex fno-sched-interblock
-Don't schedule instructions across basic blocks. This is normally
-enabled by default when scheduling before register allocation, i.e.@:
+Disable instruction scheduling across basic blocks, which
+is normally enabled when scheduling before register allocation, i.e.@:
with @option{-fschedule-insns} or at @option{-O2} or higher.
@item -fno-sched-spec
@opindex fno-sched-spec
-Don't allow speculative motion of non-load instructions. This is normally
-enabled by default when scheduling before register allocation, i.e.@:
+Disable speculative motion of non-load instructions, which
+is normally enabled when scheduling before register allocation, i.e.@:
with @option{-fschedule-insns} or at @option{-O2} or higher.
@item -fsched-pressure