r221634 - in /branches/linaro/gcc-4_9-branch/gc...
mkuvyrkov@gcc.gnu.org
mkuvyrkov@gcc.gnu.org
Tue Mar 24 14:46:00 GMT 2015
Author: mkuvyrkov
Date: Tue Mar 24 14:46:03 2015
New Revision: 221634
URL: https://gcc.gnu.org/viewcvs?rev=221634&root=gcc&view=rev
Log:
Backport Maxim's scheduling improvements
Backport from trunk r220808.
2015-02-19 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
* haifa-sched.c (enum rfs_decision, rfs_str): Remove RFS_DEBUG.
(rank_for_schedule_debug): Update.
(ready_sort): Make static. Move sorting logic to ...
(ready_sort_debug, ready_sort_real): New static functions.
(schedule_block): Sort both debug insns and real insns in preparation
for ready list trimming. Improve debug output.
* sched-int.h (ready_sort): Remove global declaration.
Backport from trunk r220316.
2015-02-01 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
* haifa-sched.c (INSN_RFS_DEBUG_ORIG_ORDER): New access macro.
(rank_for_schedule_debug): Split from ...
(rank_for_schedule): ... this.
(ready_sort): Sort DEBUG_INSNs separately from normal INSNs.
* sched-int.h (struct _haifa_insn_data): New field rfs_debug_orig_order.
Backport from trunk r219893.
2015-01-20 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
* config/arm/arm-protos.h (enum arm_sched_autopref): New constants.
(struct tune_params): Use the enum.
* arm.c (arm_*_tune): Update.
(arm_option_override): Update.
Backport from trunk r219789.
* config/arm/arm-protos.h (struct tune_params): New field
sched_autopref_queue_depth.
* config/arm/arm.c (sched-int.h): Include header.
(arm_first_cycle_multipass_dfa_lookahead_guard,)
(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): Define hook.
(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,)
(arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,)
(arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,)
(arm_cortex_a53_tune, arm_cortex_a57_tune, arm_xgene1_tune,)
(arm_cortex_a5_tune, arm_cortex_a9_tune, arm_cortex_a12_tune,)
(arm_v7m_tune, arm_cortex_m7_tune, arm_v6m_tune, arm_fa726te_tune):
Specify sched_autopref_queue_depth value. Enabled for A15 and A57.
* config/arm/t-arm (arm.o): Update.
* haifa-sched.c (update_insn_after_change): Update.
(rank_for_schedule): Use auto-prefetcher model, if requested.
(autopref_multipass_init): New static function.
(autopref_rank_for_schedule): New rank_for_schedule heuristic.
(autopref_multipass_dfa_lookahead_guard_started_dump_p): New static
variable for debug dumps.
(autopref_multipass_dfa_lookahead_guard_1): New static helper function.
(autopref_multipass_dfa_lookahead_guard): New global function that
implements TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD hook.
(init_h_i_d): Update.
* params.def (PARAM_SCHED_AUTOPREF_QUEUE_DEPTH): New tuning knob.
* sched-int.h (enum autopref_multipass_data_status): New const enum.
(autopref_multipass_data_): Structure for auto-prefetcher data.
(autopref_multipass_data_def, autopref_multipass_data_t): New typedefs.
(struct _haifa_insn_data:autopref_multipass_data): New field.
(INSN_AUTOPREF_MULTIPASS_DATA): New access macro.
(autopref_multipass_dfa_lookahead_guard): Declare.
2015-01-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
Backport from trunk r219787.
2015-01-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
* config/aarch64/aarch64.c
(aarch64_sched_first_cycle_multipass_dfa_lookahead): Implement hook.
(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
* config/arm/arm.c
(arm_first_cycle_multipass_dfa_lookahead): Implement hook.
(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
Backport from trunk r216624.
* rtlanal.c (get_base_term): Handle SCRATCH.
2014-10-24 Maxim Kuvyrkov <maxim.kuvyrkov@gmail.com>
Backport from trunk r216623.
* haifa-sched.c (sched_init): Disable max_issue when scheduling for
register pressure.
2014-10-24 Maxim Kuvyrkov <maxim.kuvyrkov@gmail.com>
Backport from trunk r216622.
* haifa-sched.c (cached_first_cycle_multipass_dfa_lookahead,)
(cached_issue_rate): Remove. Use dfa_lookahead and issue_rate instead.
(max_issue, choose_ready, sched_init): Update.
2014-10-24 Maxim Kuvyrkov <maxim.kuvyrkov@gmail.com>
Backport from trunk r216621.
* sched-int.h (struct _haifa_insn_data:last_rfs_win): New field.
* haifa-sched.c (INSN_LAST_RFS_WIN): New access macro.
(rfs_result): Set INSN_LAST_RFS_WIN. Update signature.
(rank_for_schedule): Update calls to rfs_result to pass new parameters.
(print_rank_for_schedule_stats): Print out elements of ready list that
ended up on their respective places due to each of the sorting
heuristics.
(ready_sort): Update.
(debug_ready_list_1): Improve printout for SCHED_PRESSURE_MODEL.
(schedule_block): Update.
2014-10-24 Maxim Kuvyrkov <maxim.kuvyrkov@gmail.com>
Backport from trunk r216620.
2014-10-24 Maxim Kuvyrkov <maxim.kuvyrkov@gmail.com>
* haifa-sched.c (sched_class_regs_num, call_used_regs_num): New static
arrays. Use sched_class_regs_num instead of ira_class_hard_regs_num.
(print_curr_reg_pressure, setup_insn_reg_pressure_info,)
(model_update_pressure, model_spill_cost): Use sched_class_regs_num.
(model_start_schedule): Update.
(sched_pressure_start_bb): New static function. Calculate
sched_class_regs_num.
(schedule_block): Use it.
(alloc_global_sched_pressure_data): Calculate call_used_regs_num.
Backport from trunk r213709.
* haifa-sched.c (SCHED_SORT): Delete. Macro used exactly once.
(enum rfs_decition:RFS_*): New constants wrapped in an enum.
(rfs_str): String corresponding to RFS_* constants.
(rank_for_schedule_stats_t): New typedef.
(rank_for_schedule_stats): New static variable.
(rfs_result): New static function.
(rank_for_schedule): Track statistics for deciding heuristics.
(rank_for_schedule_stats_diff, print_rank_for_schedule_stats): New
static functions.
(ready_sort): Use them for debug printouts.
(schedule_block): Init statistics state. Print statistics on
rank_for_schedule decisions.
2014-08-07 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
Backport from trunk r213708.
2014-08-07 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
* haifa-sched.c (rank_for_schedule): Fix INSN_TICK-based heuristics.
Backport from trunk r210845.
2014-05-23 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
Fix bootstrap error on ia64
* config/ia64/ia64.c (ia64_first_cycle_multipass_dfa_lookahead_guard):
Return default value.
Backport from trunk r210747.
Cleanup and improve multipass_dfa_lookahead_guard
* config/i386/i386.c (core2i7_first_cycle_multipass_filter_ready_try,)
(core2i7_first_cycle_multipass_begin,)
(core2i7_first_cycle_multipass_issue,)
(core2i7_first_cycle_multipass_backtrack): Update signature.
* config/ia64/ia64.c
(ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Remove.
(ia64_first_cycle_multipass_dfa_lookahead_guard): Update signature.
(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC): Remove
hook definition.
(ia64_first_cycle_multipass_dfa_lookahead_guard): Merge logic from
ia64_first_cycle_multipass_dfa_lookahead_guard_spec. Update return
values.
* config/rs6000/rs6000.c (rs6000_use_sched_lookahead_guard): Update
return values.
* doc/tm.texi: Regenerate.
* doc/tm.texi.in
(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC): Remove.
* haifa-sched.c (ready_try): Make signed to allow negative values.
(rebug_ready_list_1): Update.
(choose_ready): Simplify.
(sched_extend_ready_list): Update.
2014-05-22 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
Backport from trunk r210746.
Remove IA64 speculation tweaking flags
* config/ia64/ia64.c (ia64_set_sched_flags): Delete handling of
speculation tuning flags.
(msched-prefer-non-data-spec-insns,)
(msched-prefer-non-control-spec-insns): Obsolete options.
* haifa-sched.c (choose_ready): Remove handling of
PREFER_NON_CONTROL_SPEC and PREFER_NON_DATA_SPEC.
* sched-int.h (enum SPEC_SCHED_FLAGS): Remove PREFER_NON_CONTROL_SPEC
and PREFER_NON_DATA_SPEC.
* sel-sched.c (process_spec_exprs): Remove handling of
PREFER_NON_CONTROL_SPEC and PREFER_NON_DATA_SPEC.
Backport from trunk r210744.
2014-05-22 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
Improve scheduling debug output
* haifa-sched.c (debug_ready_list): Remove unnecessary prototype.
(advance_one_cycle): Update.
(schedule_insn, queue_to_ready): Add debug printouts.
(debug_ready_list_1): New static function.
(debug_ready_list): Update.
(max_issue): Add debug printouts.
(dump_insn_stream): New static function.
(schedule_block): Use it. Also better indent printouts.
2014-05-22 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
Fix sched_insn debug counter
* haifa-sched.c (schedule_insn): Update.
(struct haifa_saved_data): Add nonscheduled_insns_begin.
(save_backtrack_point, restore_backtrack_point): Update.
(first_nonscheduled_insn): New static function.
(queue_to_ready, choose_ready): Use it.
(schedule_block): Init nonscheduled_insns_begin.
(sched_emit_insn): Update.
Backport from trunk r220808.
* gcc.dg/pr64935-1.c, gcc.dg/pr64935-2.c: New tests.
Added:
branches/linaro/gcc-4_9-branch/gcc/testsuite/gcc.dg/pr64935-1.c
branches/linaro/gcc-4_9-branch/gcc/testsuite/gcc.dg/pr64935-2.c
Modified:
branches/linaro/gcc-4_9-branch/gcc/ChangeLog.linaro
branches/linaro/gcc-4_9-branch/gcc/config/aarch64/aarch64.c
branches/linaro/gcc-4_9-branch/gcc/config/arm/arm-protos.h
branches/linaro/gcc-4_9-branch/gcc/config/arm/arm.c
branches/linaro/gcc-4_9-branch/gcc/config/arm/t-arm
branches/linaro/gcc-4_9-branch/gcc/config/i386/i386.c
branches/linaro/gcc-4_9-branch/gcc/config/ia64/ia64.c
branches/linaro/gcc-4_9-branch/gcc/config/ia64/ia64.opt
branches/linaro/gcc-4_9-branch/gcc/config/rs6000/rs6000.c
branches/linaro/gcc-4_9-branch/gcc/doc/tm.texi
branches/linaro/gcc-4_9-branch/gcc/doc/tm.texi.in
branches/linaro/gcc-4_9-branch/gcc/haifa-sched.c
branches/linaro/gcc-4_9-branch/gcc/params.def
branches/linaro/gcc-4_9-branch/gcc/rtlanal.c
branches/linaro/gcc-4_9-branch/gcc/sched-int.h
branches/linaro/gcc-4_9-branch/gcc/sel-sched.c
branches/linaro/gcc-4_9-branch/gcc/target.def
branches/linaro/gcc-4_9-branch/gcc/testsuite/ChangeLog.linaro
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