gcc/gcc ChangeLog Makefile.in genattr.c genatt ...

[vmakarov at gcc dot gnu dot org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	vmakarov@gcc.gnu.org	2001-08-27 11:13:43

Modified files:
	gcc            : ChangeLog Makefile.in genattr.c genattrtab.c 
	                 haifa-sched.c rtl.def rtl.h sched-int.h 
	                 sched-rgn.c sched-vis.c target-def.h target.h 
	gcc/doc        : contrib.texi gcc.texi md.texi tm.texi 
Added files:
	gcc            : genautomata.c genattrtab.h 

Log message:
	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.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/genautomata.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/genattrtab.h.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.11167&r2=1.11168
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/Makefile.in.diff?cvsroot=gcc&r1=1.729&r2=1.730
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/genattr.c.diff?cvsroot=gcc&r1=1.41&r2=1.42
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/genattrtab.c.diff?cvsroot=gcc&r1=1.92&r2=1.93
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/haifa-sched.c.diff?cvsroot=gcc&r1=1.184&r2=1.185
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtl.def.diff?cvsroot=gcc&r1=1.46&r2=1.47
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtl.h.diff?cvsroot=gcc&r1=1.292&r2=1.293
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/sched-int.h.diff?cvsroot=gcc&r1=1.11&r2=1.12
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/sched-rgn.c.diff?cvsroot=gcc&r1=1.14&r2=1.15
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/sched-vis.c.diff?cvsroot=gcc&r1=1.8&r2=1.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/target-def.h.diff?cvsroot=gcc&r1=1.11&r2=1.12
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/target.h.diff?cvsroot=gcc&r1=1.13&r2=1.14
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/contrib.texi.diff?cvsroot=gcc&r1=1.12&r2=1.13
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/gcc.texi.diff?cvsroot=gcc&r1=1.34&r2=1.35
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/md.texi.diff?cvsroot=gcc&r1=1.21&r2=1.22
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/tm.texi.diff?cvsroot=gcc&r1=1.53&r2=1.54