+2011-09-30 Bernd Schmidt <bernds@codesourcery.com>
+
+ * common/config/c6x/c6x-common.c (c6x_option_optimization_table):
+ Enable -fmodulo-sched at -O2 and above.
+ * config/c6x/c6x.md (doloop_end): New expander.
+ (mvilc, sploop, spkernel, loop_end): New patterns.
+ (loop_end with memory destination splitter): New.
+ * config/c6x/c6x.c: Include "hw-doloop.h".
+ (enum unitreqs): New.
+ (unit_req_table): New typedef.
+ (unit_reqs): New static variable.
+ (unit_req_factor, get_unit_reqs, count_unit_reqs, merge_unit_reqs,
+ res_mii, split_delayed_nonbranch, undo_split_delayed_nonbranch,
+ hwloop_pattern_reg, bb_earliest_end_cycle, filter_insns_above,
+ hwloop_optimize, hwloop_fail, c6x_hwloops): New static functions.
+ (struct c6x_sched_context): New member last_scheduled_iter0.
+ (init_sched_state): Initialize it.
+ (c6x_variable_issue): Update it.
+ (sploop_max_uid_iter0): New static variable.
+ (c6x_sched_reorder_1): Be careful about issuing sploop.
+ (c6x_reorg): Call c6x_hwlooops before the final schedule.
+
OSDN Git Service
