2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
* genautomata.c (reserv_sets_hash_value): Define hash_value as
set_el_t. Transform the hash value into unsigned.
(output_cycle_reservs): Fix bug with output of repeated `nothing'.
(transform_3): Add code to process `(A,B)+(D,E)'.
From-SVN: r53709
2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
* genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
Fix typo in usage of allof instead of unit.
From-SVN: r53235
2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
* genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
process_unit_to_form_the_same_automaton_unit_lists,
form_the_same_automaton_unit_lists
check_unit_distributions_to_automata): New prototypes and
functions.
(check_automata): Rename it into `check_automata_insn_issues'.
(unit_decl): New fields `the_same_automaton_unit' and
`the_same_automaton_message_reported_p'.
(unit_decl_t): New typedef.
(the_same_automaton_lists): New gloval variable.
(unit_regexp, unit_set_el, units_array, units_cmp,
output_get_cpu_unit_code_func): Use the typedef.
(evaluate_max_reserv_cycles): Increment
`description->max_insn_reserv_cycles'.
(initiate_states): Don't increment `max_cycles_num'.
(transform_insn_regexps): Move code around transformation of
regexps from `generate'.
(generate): Remove call of `transform_insn_regexps'.
(expand_automata): Call `transform_insn_regexps' and
`check_unit_distributions_to_automata'. Check errors before
`generate'.
* config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
automaton `ultrasparc3_1'.
From-SVN: r53187
2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
* genautomata.c (min_issue_delay_pass_states): Change return type
in the prototype.
(min_issue_delay_pass_states): Change the algorithm.
(min_issue_delay): Set up min_insn_issue_delay for the state.
(output_min_issue_delay_table): Interchange the nested loops and
and initiate min_insn_issue_delay for states.
From-SVN: r53130
2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
* rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
RTL constructions.
* genattr.c (main): New variable num_insn_reservations. Increase
it if there is DEFINE_INSN_RESERVATION. Output automaton based
pipeline hazard recognizer interface.
* genattrtab.h: New file.
* genattrtab.c: Include genattrtab.h.
(attr_printf, check_attr_test, make_internal_attr,
make_numeric_value): Move protypes into genattrtab.h. Define them
as external.
(num_dfa_decls): New global variable.
(main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
* genautomata.c: New file.
* rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
* sched-int.h: (curr_state): Add the external definition for
automaton pipeline interface.
(haifa_insn_data): Add comments for members blockage and units.
* target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
TARGET_SCHED_DFA_PRE_CYCLE_INSN,
TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
TARGET_SCHED_DFA_POST_CYCLE_INSN,
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
macros.
(TARGET_SCHED): Use the new macros.
* target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
dfa_bubble): New members in gcc_target.sched.
* haifa-sched.c (insert_schedule_bubbles_p): New variable.
(MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
(insn_queue): Redefine it as pointer to array.
(NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
INSN_QUEUE_SIZE.
(max_insn_queue_index_macro_value): New variable.
(curr_state, dfa_state_size, ready_try): New varaibles for
automaton interface.
(ready_element, ready_remove, max_issue): New function prototypes
for automaton interface.
(choose_ready): New function prototype.
(insn_unit, blockage_range): Add comments.
(unit_last_insn, unit_tick, unit_n_insns): Define them for case
FUNCTION_UNITS_SIZE == 0.
(insn_issue_delay, actual_hazard_this_instance, schedule_unit,
actual_hazard, potential_hazard): Add comments.
(insn_cost): Use cost -1 as undefined value. Remove
LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
pipeline interface.
(ready_element, ready_remove): New functions for automaton
interface.
(schedule_insn): Add new code for automaton pipeline interface.
(queue_to_ready): Add new code for automaton pipeline interface.
Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
(debug_ready_list): Print newline when the queue is empty.
(max_issue): New function for automaton pipeline interface.
(choose_ready): New function.
(schedule_block): Add new code for automaton pipeline interface.
Print ready list before scheduling each insn.
(sched_init): Add new code for automaton pipeline interface.
Initiate insn cost by -1.
(sched_finish): Free the current automaton state and finalize
automaton pipeline interface.
* sched-rgn.c: Include target.h.
(init_ready_list, new_ready, debug_dependencies): Add new code for
automaton pipeline interface.
* sched-vis.c: Include target.h.
(get_visual_tbl_length): Add code for automaton interface.
(target_units, print_block_visualization): Add comments.
* Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
(sched-rgn.o, sched-vis.o): Add new dependency file target.h.
(getruntime.o, genautomata.o): New entries.
(genattrtab.o): Add new dependency file genattrtab.h.
(genattrtab): Add new dependencies. Link it with `libm.a'.
(getruntime.o, hashtab.o): New entries for canadian cross.
* doc/md.texi: Description of automaton based model.
* doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
Add comments.
(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
TARGET_SCHED_DFA_PRE_CYCLE_INSN,
TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
TARGET_SCHED_DFA_POST_CYCLE_INSN,
TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
hook descriptions.
(TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
MAX_DFA_ISSUE_RATE): New macro descriptions.
* doc/contrib.texi: Add dfa based scheduler contribution.
* doc/gcc.texi: Add more information about genattrtab.
From-SVN: r45202
