+2011-08-11 Dmitry Melnik <dm@ispras.ru>
+
+ * sel-sched-ir.c (invalidate_av_set): Remove the assert.
+
+2011-08-11 Sergey Grechanik <mouseentity@ispras.ru>
+
+ * sel-sched-ir.h (register_unavailable_p): Declare.
+ * sel-sched-ir.c (register_unavailable_p): New. Use it...
+ (set_unavailable_target_for_expr): ... here to properly test
+ availability of a register.
+ (speculate_expr): Ditto.
+ * sel-sched.c (substitute_reg_in_expr): Ditto.
+ (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
+
2011-08-11 Sergey Grechanik <mouseentity@ispras.ru>
* sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge