2006-03-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
* target.h (struct spec_info_def): New opaque declaration.
(struct gcc_target.sched): New fields: adjust_cost_2, h_i_d_extended,
speculate_insn, needs_block_p, gen_check,
first_cycle_multipass_dfa_lookahead_guard_spec, set_sched_flags.
* target-def.h (TARGET_SCHED_ADJUST_COST_2,
TARGET_SCHED_H_I_D_EXTENDED, TARGET_SCHED_SPECULATE_INSN,
TARGET_SCHED_NEEDS_BLOCK_P, TARGET_SCHED_GEN_CHECK,
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC,
TARGET_SCHED_SET_SCHED_FLAGS): New macros to initialize fields in
gcc_target.sched.
(TARGET_SCHED): Use new macros.
* rtl.h (copy_DEPS_LIST_list): New prototype.
* sched-int.h (struct sched_info): Change signature of new_ready field,
adjust all initializations. New fields: add_remove_insn,
begin_schedule_ready, add_block, advance_target_bb, fix_recovery_cfg,
region_head_or_leaf_p.
(struct spec_info_def): New structure declaration.
(spec_info_t): New typedef.
(struct haifa_insn_data): New fields: todo_spec, done_spec, check_spec,
recovery_block, orig_pat.
(glat_start, glat_end): New variables declaraions.
(TODO_SPEC, DONE_SPEC, CHECK_SPEC, RECOVERY_BLOCK, ORIG_PAT):
New access macros.
(enum SCHED_FLAGS): New constants: SCHED_RGN, SCHED_EBB,
DETACH_LIFE_INFO, USE_GLAT.
(enum SPEC_SCHED_FLAGS): New enumeration.
(NOTE_NOTE_BB_P): New macro.
(extend_dependency_caches, xrecalloc, unlink_bb_notes, add_block,
attach_life_info, debug_spec_status, check_reg_live): New functions.
(get_block_head_tail): Change signature to get_ebb_head_tail, adjust
all uses in ddg.c, modulo-sched.c, haifa-sched.c, sched-rgn.c,
sched-ebb.c
(get_dep_weak, ds_merge): Prototype functions from sched-deps.c .
* ddg.c (get_block_head_tail): Adjust all uses.
* modulo-sched.c (get_block_head_tail): Adjust all uses.
(sms_sched_info): Initialize new fields.
(contributes_to_priority): Removed.
* haifa-sched.c (params.h): New include.
(get_block_head_tail): Adjust all uses.
(ISSUE_POINTS): New macro.
(glat_start, glat_end): New global variables.
(spec_info_var, spec_info, added_recovery_block_p, nr_begin_data,
nr_be_in_data, nr_begin_control, nr_be_in_control, bb_header,
old_last_basic_block, before_recovery, current_sched_info_var,
rgn_n_insns, luid): New static variables.
(insn_cost1): New function. Move logic from insn_cost to here.
(find_insn_reg_weight1): New function. Move logic from
find_insn_reg_weight to here.
(reemit_notes, move_insn, max_issue): Change signature.
(move_insn1): Removed.
(extend_h_i_d, extend_ready, extend_global, extend_all, init_h_i_d,
extend_bb): New static functions to support extension of scheduler's
data structures.
(generate_recovery_code, process_insn_depend_be_in_spec,
begin_speculative_block, add_to_speculative_block,
init_before_recovery, create_recovery_block, create_check_block_twin,
fix_recovery_deps): New static functions to support
generation of recovery code.
(fix_jump_move, find_fallthru_edge, dump_new_block_header,
restore_bb_notes, move_block_after_check, move_succs): New static
functions to support ebb scheduling.
(init_glat, init_glat1, attach_life_info1, free_glat): New static
functions to support handling of register live information.
(associate_line_notes_with_blocks, change_pattern, speculate_insn,
sched_remove_insn, clear_priorities, calc_priorities, bb_note,
add_jump_dependencies): New static functions.
(check_cfg, has_edge_p, check_sched_flags): New static functions for
consistancy checking.
(debug_spec_status): New function to call from debugger.
(priority): Added code to handle speculation checks.
(rank_for_schedule): Added code to distinguish speculative instructions.
(schedule_insn): Added code to handle speculation checks.
(unlink_other_notes, rm_line_notes, restore_line_notes, rm_other_notes):
Fixed to handle ebbs.
(move_insn): Added code to handle ebb scheduling.
(max_issue): Added code to use ISSUE_POINTS of instructions.
(choose_ready): Added code to choose between speculative and
non-speculative instructions.
(schedule_block): Added code to handle ebb scheduling and scheduling of
speculative instructions.
(sched_init): Initialize new variables.
(sched_finish): Free new variables. Print statistics.
(try_ready): Added code to handle speculative instructions.
* lists.c (copy_DEPS_LIST_list): New function.
* sched-deps.c (extend_dependency_caches): New function. Move logic
from create_dependency_caches to here.
(get_dep_weak, ds_merge): Make global.
* genattr.c (main): Code to output prototype for
dfa_clear_single_insn_cache.
* genautomata.c (DFA_CLEAR_SINGLE_INSN_CACHE_FUNC_NAME): New macros.
(output_dfa_clean_insn_cache_func): Code to output
dfa_clear_single_insn_cache function.
* sched-ebb.c (target_n_insns): Remove. Adjust all users to use
n_insns.
(can_schedule_ready_p, fix_basic_block_boundaries, add_missing_bbs):
Removed.
(n_insns, dont_calc_deps, ebb_head, ebb_tail, last_bb):
New static variables.
(begin_schedule_ready, add_remove_insn, add_block1, advance_target_bb,
fix_recovery_cfg, ebb_head_or_leaf_p): Implement hooks from
struct sched_info.
(ebb_sched_info): Initialize new fields.
(get_block_head_tail): Adjust all uses.
(compute_jump_reg_dependencies): Fixed to use glat_start.
(schedule_ebb): Code to remove unreachable last block.
(schedule_ebbs): Added code to update register live information.
* sched-rgn.c (region_sched_info): Initialize new fields.
(get_block_head_tail): Adjust all uses.
(last_was_jump): Removed. Adjust users.
(begin_schedule_ready, add_remove_insn, insn_points, extend_regions,
add_block1, fix_recovery_cfg, advance_target_bb, region_head_or_leaf_p):
Implement new hooks.
(check_dead_notes1): New static function.
(struct region): New fields: dont_calc_deps, has_real_ebb.
(RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB): New access macros.
(BB_TO_BLOCK): Fixed to handle EBBs.
(EBB_FIRST_BB, EBB_LAST_BB): New macros.
(ebb_head): New static variable.
(debug_regions, contributes_to_priority): Fixed to handle EBBs.
(find_single_block_regions, find_rgns, find_more_rgns): Initialize
new fields.
(compute_dom_prob_ps): New assertion.
(check_live_1, update_live_1): Fixed to work with glat_start instead of
global_live_at_start.
(init_ready_list): New assertions.
(can_schedule_ready_p): Split update code to begin_schedule_ready.
(new_ready): Add support for BEGIN_CONTROL speculation.
(schedule_insns): Fixed code that updates register live information
to handle EBBs.
(schedule_region): Fixed to handle EBBs.
(init_regions): Use extend_regions and check_dead_notes1.
* params.def (PARAM_MAX_SCHED_INSN_CONFLICT_DELAY,
PARAM_SCHED_SPEC_PROB_CUTOFF): New parameters.
* doc/tm.texi (TARGET_SCHED_ADJUST_COST_2, TARGET_SCHED_H_I_D_EXTENDED,
TARGET_SCHED_SPECULATE_INSN, TARGET_SCHED_NEEDS_BLOCK_P,
TARGET_SCHED_GEN_CHECK,
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC,
TARGET_SCHED_SET_SCHED_FLAGS): Document.
* doc/invoke.texi (max-sched-insn-conflict-delay,
sched-spec-prob-cutoff): Document.
From-SVN: r112128
r110127@banpei: zack | 2006-01-22 14:49:27 -0800
* genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
nor any of the random handful of variables that used to be necessary
when this program was linked with rtlanal.o. Prune set of forward
function declarations.
(struct attr_desc): Remove static_p field.
(hash_obstack, temp_obstack, attr_hash_table, attr_printf)
(check_attr_test, make_internal_attr, make_numeric_value): Make static.
(attr_string): Do not read the character one past the length of
the string.
(write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
(struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
(n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
(n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
(make_automaton_attrs): New.
(main): Do not call into genautomata. Call local gen_bypass
and gen_insn_reserv as appropriate. Call make_automaton_attrs.
Remove special case for insn_alts.
* genautomata.c: Include gensupport.h; not genattrtab.h nor
varray.h (leftover from previous change). Prune set of forward
function declarations. Remove state_alts fields from all
structures. Remove state_alts_table from struct automaton.
Make everything except main static. Do not maintain num_dfa_decls.
Do not maintain state_alts fields of various structures.
(process_decls): Don't validate condexp for dm_insn_reserv decls.
(add_arc): Remove state_alts argument. All callers updated.
(output_reserved_units_table): Emit #ifdef here...
(output_tables): ...not here. Don't generate state_alts tables.
(expand_automata): Don't generate attributes.
(write_automata): Don't generate state_alts functions.
(main): New function.
(it_is_empty_reserv_sets, output_state_alts_full_vect_name)
(output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
(AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
(STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
(BYPASS_P_FUNC_NAME, output_state_alts_table)
(output_automata_list_state_alts_code, output_internal_state_alts_func)
(output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
(make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
Delete.
* genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
* genattrtab.h: Delete file.
* Makefile.in (OBJS-common): Add insn-automata.o.
(insn-automata.o): New rule.
(simple_generated_c): Add insn-automata.c.
(build/genattrtab.o, build/genautomata.o): Update dependencies.
(genprogmd): Add automata.
(build/genattrtab): Needs no extra objects nor libraries.
(build/genautomata): Needs build/vec.o and -lm.
From-SVN: r110123
r110126@banpei: zack | 2006-01-22 14:47:42 -0800
* genautomata.c (process_state_longest_path, max_dfa_issue_rate)
(output_dfa_max_issue_rate, locked_states_num): Delete.
(struct automaton): Add locked_states field.
(output_dead_lock_vect): Save number of locked states in
automaton->locked_states. If it is zero, don't print anything.
(output_max_insn_queue_index_def): Define max_insn_queue_index const.
(output_internal_dead_lock_func): Only test the dead_lock_vect
for automata that have locked states.
(output_statistics): Always print the number of locked states for
each automaton. Calculate total number of locked states here.
(write_automata): Don't call output_dfa_max_issue_rate.
* genattrtab.c: Define length_unit_log as a const variable.
* genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
max_insn_queue_index const.
* final.c (length_unit_log): Declare const.
* doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
From-SVN: r110122
* gensupport.c (init_md_reader_args_cb): Renamed from
init_md_reader_args. Add third option, callback function for
parsing program-specific options. Add diagnosis of incorrect
number of input files.
(init_md_reader): Fold into init_md_reader_args_cb.
(init_md_reader_args): Now a thin wrapper around
init_md_reader_args_cb.
* gensupport.h: Update prototypes.
* genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
* genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
* genrecog.c: No need to diagnose lack of an input file;
init_md_reader_args will handle it.
* genconditions.c: Likewise, and use init_md_reader_args.
* genconstants.c: Likewise, and no need to call read_md_rtx.
From-SVN: r85511
* genattr.c (internal_dfa_insn_code): Don't prototype.
* genattrtab.c (attr_desc): Add `static_p' field.
(expand_units): Make blockage range and ready cost functions
static.
(write_attr_get): Don't add extern prototypes in C file. Mark
static functions as appropriate.
(find_attr, make_internal_attr): Initialize static_p.
* genattrtab.h (ATTR_STATIC): New macro.
* genautomata.c (output_internal_reset_func): Mark output function
as inline.
(make_internal_dfa_insn_code_attr): Mark output function as static.
From-SVN: r69116
2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
* genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
* genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
* genattr.c (main): Output default definition of AUTOMATON_ALTS.
Wrap up definition `insn_alts'.
* genattrtab.c (main): Wrap up `insn_alts'.
From-SVN: r61513
* gensupport.c (n_comma_elts): Moved here from genattrtab.c.
(scan_comma_elt): New function. Accepts whitespace in comma lists.
* gensupport.h: Prototype new routines.
* genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
use of printf.
* genattrtab.c (n_comma_elts): Moved to gensupport.c.
(next_comma_elt): Use scan_comma_elt.
* config/i386/i386.md: Use new attribute notation to break up
long lines in define_attr forms.
From-SVN: r53403
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
* Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
on insn-attr.h with it.
* genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
* insn-addr.h: New header.
(insn_addresses_): Renamed from insn_addresses.
(INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
INSN_ADDRESSES_NEW): New macros.
* genattrtab.c (write_test_expr): Use new macros.
* final.c (insn_addresses, init_insn_lengths): Likewise.
(align_fuzz, shorten_branches): Likewise.
(final): Likewise. Do not reject new insns if their addresses
have been added to INSN_ADDRESSES.
* config/arm/arm.c, config/avr/avr.c: Use new macros.
* config/h8300/h8300.c, config/i370/i370.c: Likewise.
* config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
* config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
* config/sh/sh.c: Likewise.
(output_branchy_insn): Use INSN_ADDRESSES_NEW.
From-SVN: r35307
1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
* rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
for a CONST_DOUBLE, at compile time. Initialize rtx_length
and class_narrowest_mode at compile time. Kill init_rtl.
Mark rtx_length, mode_class, mode_size, mode_unit_size,
mode_wider_mode, mode_mask_array, class_narrowest_mode, and
rtx_format as const. Kill all references to EXTRA_CC_MODES or
EXTRA_CC_NAMES.
* rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
format.
* rtl.h: Declare rtx_length and rtx_format as const.
* machmode.def: Define CC(). Use CC() to define CCmode. If
EXTRA_CC_MODES is defined, expand it here.
* machmode.h: Declare mode_class, mode_size, mode_unit_size,
mode_wider_mode, mode_mask_array, and class_narrowest_mode as
const. Kill all references to EXTRA_CC_MODES.
* toplev.c: Don't prototype or call init_rtl.
* optabs.c: Don't call init_mov_optab.
* genemit.c: Don't generate init_mov_optab. Don't call
init_rtl.
* gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
here.
* genattr.c, genattrtab.c, gencodes.c, genconfig.c,
genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
genrecog.c: Don't call init_rtl.
* arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
definition of EXTRA_CC_MODES.
* md.texi: Kill ref to EXTRA_CC_NAMES.
* tm.texi: Document new way to define EXTRA_CC_MODES.
* genrecog.c: Do not look up the name of a define_split.
(Unrelated bugfix.)
From-SVN: r28937
1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
* errors.c: New file; defines functions error, warning, and
fatal, variables have_error and progname.
* errors.h: New file; prototypes and decls for stuff in errors.c.
* Makefile: Add rules to build errors.o and
$(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
genopinit, genrecog, genextract, genpeep, genattr, and
genoutput with errors.o. Add errors.h to deps of genconfig.o,
gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
genpeep.o, genattr.o, and genoutput.o.
* genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
define or prototype fatal. Set progname at beginning of main.
* genoutput.c: Likewise, and don't define or prototype error
either.
From-SVN: r28925
1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
* system.h: Don't redefine abort or trim_filename.
* rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
whether or not __FUNCTION__ is available.
* tree.h: Duplicate rtl.h's definition of abort, for files
that don't include rtl.h. Delete all code to perform type
checking with a compiler other than GCC.
* varray.h: Delete all code to perform type checking with a
compiler other than GCC. Make VARRAY_CHECK() always evaluate
its arguments exactly once, using a statement expression.
Adjust the VARRAY_<type> accessor macros to match.
* toplev.h (fatal_insn, fatal_insn_not_found): Kill.
(_fatal_insn, _fatal_insn_not_found): New fns, take info on
caller's location. Define fatal_insn and fatal_insn_not_found
as macros that use _fatal_insn and _fatal_insn_not_found.
(fancy_abort, trim_filename): Kill prototypes.
* rtl.c (trim_filename): Move here from toplev.c.
(fancy_abort): New function.
(DIR_SEPARATOR): Provide default definition.
* tree.c (tree_check_failed, tree_class_check_failed): Go
through fancy_abort.
(tree_check, tree_class_check, cst_or_constructor_check,
expr_check): Delete.
* varray.c (varray_check_failed): New function.
* toplev.c (fatal_insn, fatal_insn_not_found): Replace with
_fatal_insn and _fatal_insn_not_found. Go through
fancy_abort.
(trim_filename, fancy_abort): Delete.
* builtins.c (expand_builtin_args_info): Report ICE with abort.
* except.c (start_catch_handler): Report ICE with error/abort
combo.
* final.c (output_operand_lossage): Likewise.
* flow.c (verify_flow_info): Likewise.
* gcc.c: Prototype fatal.
* gengenrtl.c: Undef abort after including rtl.h not system.h.
* genattr.c, genattrtab.c, genemit.c, genextract.c,
genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
Don't define fancy_abort.
From-SVN: r28889
