1 2000-12-08 Brad Lucier <lucier@math.purdue.edu>
3 * tradcpp.c (do_include): Make pointer differences 64-bit clean.
5 Fri Dec 8 08:23:29 2000 J"orn Rennecke <amylaar@redhat.com>
7 * fp-bit.c (_fpmul_parts): Use USItype variables as inputs
10 2000-12-07 Mike Stump <mrs@wrs.com>
12 * Makefile.in (distclean): Remove alloca.c hashtab.c.
14 2000-12-07 Zack Weinberg <zack@wolery.stanford.edu>
16 * Makefile.in (HOST_RTL): Add safe-ctype.o.
17 (safe-ctype.o): New rule.
18 * system.h: Include safe-ctype.h, not ctype.h. No need to
21 * cpphash.h: Zap IStable and related macros. Define is_* in
22 terms of safe-ctype.h macros.
23 * cppinit.c: Delete the IStable and all related code.
25 * tradcpp.c: Delete is_idchar, is_idstart, is_hor_space, and
26 is_space arrays. Delete initialize_char_syntax. Change all
27 references to the above arrays to use macros instead.
28 * tradcpp.h: Define is_idchar, is_idstart, is_space, and
29 is_nvspace in terms of safe_ctype.h's macros.
30 * tradcif.y: is_idchar, is_idstart are macros not arrays.
32 * config/i370/i370.c, config/winnt/dirent.c,
33 config/winnt/fixinc-nt.c, config/winnt/ld.c:
34 Use uppercase ctype macros. If we included ctype.h,
35 include safe-ctype.h instead.
37 * fixinc/fixfixes.c: Use uppercase ctype macros. Don't test
38 ISLOWER(c) before calling TOUPPER(c).
39 * fixinc/fixincl.c (extract_quoted_files): Simplify out some gunk.
40 * fixinc/gnu-regex.c: Include safe-ctype.h, not ctype.h. No need to
41 wrap ctype macros. Don't test ISUPPER(x) before calling TOLOWER(x).
43 2000-12-07 DJ Delorie <dj@redhat.com>
45 * c-decl.c (grokdeclarator): preserve previous alignments when
46 rebuilding array types.
48 2000-12-07 Neil Booth <neilb@earthling.net>
50 * cppfiles.c (struct include_file): Move from cpphash.h.
51 (_cpp_never_reread): New function.
52 (open_file, read_include_file): Use it.
53 (stack_include_file): Set the buffer's sysp according to the
54 path in which the file was found.
55 (find_include_file): Don't set sysp.
56 (cpp_make_system_header, actual_directory): Update.
57 (_cpp_execute_include): Do #include_next lookup handling here,
58 not in cpplib.c. Use _cpp_never_reread.
59 * cpphash.h (struct_include_file): Remove.
60 (struct cpp_buffer): New member sysp.
61 (CPP_IN_SYSTEM_HEADER, _cpp_execute_include): Update.
62 (_cpp_never_reread): New.
63 * cpplib.c (read_line_number): Rename read_flag. Rework slightly.
64 (end_directive): Clear line_extension flag.
65 (_cpp_handle_directive): Set line_extension flag for #number.
66 (do_include_next): Handle path lookup in _cpp_execute_include.
67 (do_line): Cleanup to use read_flag. Don't allow flags in #line.
68 (_cpp_do_file_change): Update.
69 (do_pragma_once): Use cpp_never_reread. Clean up.
70 * cpplib.h (struct lexer_state): New member line_extension.
72 2000-12-07 Richard Henderson <rth@redhat.com>
74 * flow.c (calculate_global_regs_live): Force the stack pointer live
77 2000-12-07 Bruce Korb <bkorb@gnu.org>
79 * fixinc/Makefile.*(exeext): the variables are exeext, the
80 substitution expression is build_exeext.
82 2000-12-07 Neil Booth <neilb@earthling.net>
84 * c-common.c (parse_in): Make a cpp_reader *.
85 * cppfiles.c (_cpp_fake_include): Remove.
86 * cpphash.h: Similarly.
87 * cpplib.c (do_line): Don't call _cpp_fake_include. A valid
88 #line always creates a callback; FC_RENAME if there are no
90 * fix-header.c (read_scan_file): cpp_push_buffer cannot fail.
91 The first EOF must be our get_char buffer.
93 2000-12-07 Joseph S. Myers <jsm28@cam.ac.uk>
95 * c-common.c (warn_format_security): New variable.
96 (check_format_info): Warn about non-literal formats with no format
97 arguments if either -Wformat-nonliteral or -Wformat-security is
99 (set_Wformat): Set warn_format_security for settings other than 1.
100 * c-common.h (warn_format_security): Declare.
101 * c-decl.c (c_decode_option): Decode -Wformat-security and
102 -Wno-format-security.
103 * invoke.texi: Document -Wformat-security.
104 * toplev.c (documented_lang_options): Include -Wformat-security
105 and -Wno-format-security.
107 2000-12-07 Joseph S. Myers <jsm28@cam.ac.uk>
109 * c-common.c (check_format_info): Warn for non-constant format
110 strings with strftime formats if -Wformat-nonliteral. Where the
111 format can convert arguments, if the format is not a string
112 literal and there are no arguments to the format, give a different
113 warning message from the general non-string-literal case.
115 2000-12-07 Joseph S. Myers <jsm28@cam.ac.uk>
117 * c-common.c (format_wanted_type): Add reading_from_flag.
118 (print_char_table): Mark %s and %S formats with flag "R".
119 (check_format_info_main): Set up reading_from_flag appropriately.
120 If aflag, always set writing_in_flag rather than relying on the
121 format used being a scanf format and so having it set.
122 (check_format_types): Check for formats reading through null
125 2000-12-07 Joseph S. Myers <jsm28@cam.ac.uk>
127 * invoke.texi (-Wformat): Document what format features are
130 2000-12-06 Kazu Hirata <kazu@hxi.com>
132 * config/h8300/h8300.h: Fix formatting.
134 2000-12-06 Joel Sherrill <joel@OARcorp.com>
136 * config.gcc (a29k*-*-rtems*, arm*-*-rtems*, c4x-*-rtems*,
137 h8300-*-rtems*, hppa1.1-*-rtems, *mips*-*-rtems*): New targets.
138 * config.gcc (*-rtems*): Add support for gthr-rtems.h.
139 * gthr-rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
140 config/h8300/rtems.h, config/mips/rtems.h: New files.
142 2000-12-06 Mark Kettenis <kettenis@gnu.org>
144 * config.gcc: Reorganize handling of *-*-gnu*, to share target
145 specific make details with Linux. Update comments to clarify
146 the distinction between GNU/Linux and GNU/Hurd.
148 Wed Dec 6 19:22:02 2000 Jeffrey A Law (law@cygnus.com)
150 * contrib.texi: Fix my email address. Update Per's
151 list of contributions.
153 2000-12-06 Rodney Brown <RodneyBrown@mynd.com>
155 * c-lex.c (cb_indent): Decorate `str' argument, unused on HP-UX.
156 * collect2.c (scan_libraries): Remove unused `ch'.
157 (COFF specific stuff): Prototype ldgetname. Declare and prototype
158 ldbtread and ldclose.
160 * config/alpha/osf.h: Standarize copyright statement.
161 * config/arc/arc.h: Likewise.
162 * config/arm/elf.h config/arm/coff.h config/arm/aout.h: Likewise.
163 * config/arm/arm.c config/arm/arm.h: Likewise.
164 * config/elxsi/elxsi.h: Likewise.
165 * config/i386/sco.h: Likewise.
166 * config/m68k/crds.h config/m68k/hp320.h config/m68k/lynx.h: Likewise.
167 * config/m68k/m68kv4.h config/m68k/next21.h: Likewise.
168 * config/m68k/sun3.h: Likewise.
169 * config/m88k/dgux.h config/m88k/dguxbcs.h: Likewise.
170 * config/pdp11/2bsd.h config/pdp11/pdp11.h: Likewise.
171 * config/romp/romp.h: Likewise.
172 * config/rs6000/aix41.h: Likewise.
173 * config/sparc/sysv4.h: Likewise.
174 * config/we32k/we32k.c config/we32k/we32k.h: Likewise.
175 * fixinc/gnu-regex.c fixinc/gnu-regex.h: Likewise.
176 * cpplib.h cppexp.c cselib.h profile.c: Likewise.
177 * longlong.h: Likewise.
178 * libgcc2.c: Likewise.
180 2000-12-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
182 * machmode.def: Use correct definition for BITSIZE on targets where
185 2000-12-06 Bruce Korb <bkorb@gnu.org>
187 * fixinc/Makefile.*: Reduce differences to (ultimately) reduce
190 2000-12-06 J. David Anglin <dave@hiauly1.hia.nrc.ca>
192 * pa.c: Include expr.h before c-tree.h.
193 (remove_useless_addtr_insns): Use reverse_condition_maybe_unordered
194 instead of reverse_condition.
195 (print_operand): Correct predicates for GT, GE, LT and LE. Add
196 predicates for LTGT, UNLE, UNLT, UNGE, UNGT, UNEQ, UNORDERED and
198 (cmpib_comparison_operator): Add GEU and LTU codes.
199 * pa.h (PREDICATE_CODES): Add codes for cmpib_comparison_operator.
200 * pa.md (bltgt, bunle, bunlt, bunge, bungt, buneq, bunordered,
201 bordered): New float conditional branch patterns.
203 Wed Dec 6 21:03:41 2000 J"orn Rennecke <amylaar@redhat.com>
205 * final.c (final_addr_vec_align): Fix clipping to BIGGEST_ALIGNMENT.
207 2000-12-06 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
209 * cpplex.c (skip_escaped_newlines): Don't warn for spaces between
210 backslash and newline, when inside a comment.
212 2000-12-06 Joseph S. Myers <jsm28@cam.ac.uk>
214 * invoke.texi: Use @table @samp instead of @itemize @minus for
215 table of language standards. Fix use of @pxref. From Zack
216 Weinberg. Also exclude specs documentation from generated
217 manpage, and create separate ENVIRONMENT section.
219 2000-12-06 Michael Matz <matzmich@cs.tu-berlin.de>
221 * gcse.c (compute_pre_data): Kill trapping expressions in
222 destination blocks of abnormal edges.
224 2000-12-05 Richard Sandiford <r.sandiford@redhat.com>
226 * config/mn10300/mn10300.c (mn10300_print_reg_list): Added.
227 (mn10300_get_live_callee_saved_regs): Likewise.
228 (mn10300_gen_multiple_store): Likewise.
229 (store_multiple_operation): Likewise.
230 (expand_prologue): Use mn10300_gen_multiple_store().
231 * config/mn10300/mn10300-protos.h (mn10300_print_reg_list): Added.
232 (mn10300_get_live_callee_saved_regs): Likewise.
233 (mn10300_gen_multiple_store): Likewise.
234 (store_multiple_operation): Likewise.
235 * config/mn10300/mn10300.md (store_movm): Use a MATCH_PARALLEL
236 tied to store_multiple_operation().
238 Tue Dec 5 20:09:14 2000 Jeffrey A Law (law@cygnus.com)
240 * builtins.c (expand_builtin_setjmp_setup): Set
241 current_function_has_nonlocal_label.
243 2000-12-05 Neil Booth <neilb@earthling.net>
245 * cppfiles.c (stack_include_file): Push zero-length buffers
246 in case of failure. Return void, as we don't fail any more.
247 (read_include_file): Check for files we shouldn't re-read.
248 Don't return an error code; errors are implied by marking the
250 (_cpp_execute_include): Move the recursion and in-macro checks
251 here. Update for stack_include_file not failing.
252 * cpplib.c (cpp_push_buffer): Always succeed, since
253 _cpp_execute_include performs the recursion check. Tidy up.
254 * cpplib.h (cpp_push_buffer): Update prototype.
256 2000-12-05 Alexandre Oliva <aoliva@redhat.com>
258 * sched-vis.c (visual_tbl_line_length): New variable.
259 (get_visual_tbl_length): Set it.
260 (visualize_stall_cycles): Don't let stalls overrun
261 visual_tbl_line_length.
263 2000-12-05 Geoffrey Keating <geoffk@redhat.com>
265 * global.c (global_conflicts): Allow for a REG_UNUSED note
266 with a different mode to the REG set in the insn.
268 2000-12-05 Kaveh R. Ghazi <ghazi@teal.rutgers.edu>
270 * Makefile.in (fixinc.sh): Pass $WARN_CFLAGS into fixinc dir.
272 * fixinc/Makefile.in (FIXINC_DEFS): Add $(WARN_CFLAGS).
274 2000-12-05 Bruce Korb <bkorb@gnu.org>
276 * fixinc/mkfixinc.sh(*-gnu*): activate fixinc for GNU/Hurd and
279 2000-12-05 Richard Earnshaw <rearnsha@arm.com>
281 * fixinc/mkfixinc.sh: Run fixinc on netbsd.
282 * fixinc/inclhack.def (machine/ansi.h): Run this rule on all files,
283 to cope with aliased copies.
284 * fixinc/fixincl.x: Regenerate.
286 2000-12-05 Bernd Schmidt <bernds@redhat.co.uk>
288 * sched-vis.c: Guard with #ifdef INSN_SCHEDULING.
289 * sched-rgn.c: Likewise.
290 (rgn_print_insn): Fix output.
292 2000-12-05 Bruce Korb <bkorb@gnu.org>
294 * fixinc/Makefile.*: make these more consistent
295 * fixinc/mkfixincl.sh: enable BeOS fixincludes
297 2000-12-05 Richard Henderson <rth@redhat.com>
299 * stmt.c (warn_if_unused_value): Move side effects test earlier.
301 2000-12-05 Alan Modra <alan@linuxcare.com.au>
303 * bb-reorder.c (reorder_basic_blocks): Do check for EH edges even
306 2000-12-05 Richard Henderson <rth@redhat.com>
308 * flow.c (calculate_global_regs_live): Only force stack pointer
309 live before reload. Force pic register live before reload.
310 (insn_dead_p): Don't protect pic references from deletion.
312 2000-12-05 Joseph S. Myers <jsm28@cam.ac.uk>
314 * invoke.texi: Add support for using texi2pod.pl. Don't use
317 2000-12-04 Nick Clifton <nickc@redhat.com>
319 * config/arm/arm.c (arm_override_options): Test 'insn_flags' not
320 'tune_flags' for XScale nature.
321 Remove spurious test of HARD_FLOAT and XScale flags.
323 * config/arm/arm.md (umulsidi3adddi): Restore "=&r" register
324 contraint, accidentally changed during XScale contribution.
326 * config/arm/lib1funcs.asm (interwork_call_via_, call_via_): Do
327 not create these functions if the target architecture does not
328 support Thumb instructions.
330 2000-12-04 Joseph S. Myers <jsm28@cam.ac.uk>
332 * ONEWS: New file with the current contents of NEWS up to EGCS
334 * NEWS: Generate automatically from online release notes from EGCS
335 1.0 to GCC 2.95.2, using ../contrib/gennews.
337 2000-12-04 Neil Booth <neilb@earthling.net>
339 * tradcif.y: Move lexptr to top of file. Add rule to handle
340 assertions in conditional expressions.
341 * tradcpp.c (parse_answer): Assertions do not need to go to
342 end of line in conditional directives.
343 (parse_assertion): Get first character of identifiers correct.
344 (test_assertion): New function.
345 * tradcpp.h (test_assertion): New prototype.
347 2000-12-01 Rodney Brown <RodneyBrown@mynd.com>
349 * config.gcc: Fix typo for UnixWare 7.
351 2000-12-03 Phil Edwards <pme@sources.redhat.com>
353 * invoke.texi: Replace `pedwarns' with clearer text.
355 2000-12-04 Bruce Korb <bkorb@gnu.org>
357 * fixinc/Makefile.*(clean): don't clean autogenerated files.
358 (mainainer-clean): clean autogenerated files
360 2000-12-04 DJ Delorie <dj@redhat.com>
362 * md.texi: Add overview, clarify match_dup and define_expand.
364 2000-12-04 DJ Delorie <dj@redhat.com>
366 * print-tree.c (print_node): Target-specific builtins print
369 2000-12-04 Jason Merrill <jason@redhat.com>
371 * stor-layout.c (int_mode_for_mode): Handle MODE_VECTOR_INT,
374 * diagnostic.c (report_problematic_module): s/function/module/.
376 * c-lex.h: Remove decl for check_newline.
378 2000-12-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
380 * README.APOLLO: Remove obsolete file.
382 2000-12-04 Neil Booth <neilb@earthling.net>
384 * cppinternals.texi: New file.
386 2000-12-04 Neil Booth <neilb@earthling.net>
388 * cppfiles.c (cpp_make_system_header): Take 2 booleans,
389 and operate on current buffer.
390 (cpp_read_file): Rename _cpp_read_file.
391 * cpplib.c (do_line, do_pragma_system_header): Update calls to
392 cpp_make_system_header.
393 * fix-header.c: Similarly.
394 * cpphash.h (_cpp_read_file): Move from...
395 * cpplib.h: ... here.
396 * cppinit.c (do_includes, cpp_start_read): Update appropriately.
398 2000-12-03 Kaveh R. Ghazi <ghazi@teal.rutgers.edu>
400 * builtins.c (expand_builtin_strspn, expand_builtin_strcspn):
401 Handle another transformation.
403 2000-12-03 Nick Clifton <nickc@redhat.com>
405 * config.gcc: Add support for StrongARM targets.
406 * config/arm/t-strongarm-elf: New file.
407 * config/arm/t-strongarm-coff: New file.
408 * config/arm/t-strongarm-pe: New file.
409 * config/arm/strongarm-pe.h: New file.
411 2000-12-03 Nick Clifton <nickc@redhat.com>
413 * NEWS: Mention XScale has been added.
414 * config.gcc: Add support for XScale targets.
415 * config/arm/arm.h: Add support for XScale processor.
416 * config/arm/arm.c: Add support for XScale processor.
417 * config/arm/arm.md: Add support for XScale processor.
418 * config/arm/t-xscale-elf: New file.
419 * config/arm/t-xscale-coff: New file.
420 * config/arm/xscale-elf.h: New file.
421 * config/arm/xscale-coff.h: New file.
423 2000-12-03 Richard Henderson <rth@redhat.com>
425 * bb-reorder.c (reorder_basic_blocks): Don't check for EH edges
426 unless exception handling is enabled, and if not using sjlj.
428 * builtins.c (expand_builtin_setjmp_setup): New.
429 (expand_builtin_setjmp_receiver): New.
430 (expand_builtin_setjmp): Split out _setup and _receiver functions.
431 Move argument parsing in from ...
432 (expand_builtin): ... here.
433 * except.c (receive_exception_label): Branch around receiver
434 unless new-style exceptions. Call expand_builtin_setjmp_receiver.
435 (start_dynamic_handler): Call expand_builtin_setjmp_setup.
436 * expr.h: Update builtin setjmp decls.
438 2000-12-03 Bruce Korb <bkorb@gcc.org>
440 * fixinc/mkfixinc.sh(build machine): Sometimes, there is no canonical
441 build machine name. Default to the target.
443 2000-12-03 Laurynas Biveinis <lauras@softhome.net>
445 * Makefile.in: use $(build_canonical), not $(canonical_build).
447 2000-12-03 Bernd Schmidt <bernds@redhat.co.uk>
449 * Makefile.in (OBJS): Add sched-rgn.o.
450 (sched-rgn.o): New rule. * haifa-sched.c (sched_verbose): No
452 (INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT,
453 INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE,
454 UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST,
455 MAX_BLOCKAGE_COST): Move to sched-int.h.
456 (MAX_RGN_BLOCKS, MAX_RGN_INSNS, INSN_REF_COUNT, FED_BY_SPEC_LOAD,
457 IS_LOAD_INSN, struct haifa_edge, edge_table, NEXT_IN, NEXT_OUT,
458 FROM_BLOCK, TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES,
459 OUT_EDGES, edgelst, struct region, nr_regions, rgn_table,
460 rgn_bb_table, block_to_bb, containing_rgn, RGN_NR_BLOCKS,
461 RGN_BLOCKS, BLOCK_TO_BB, BB_TO_BLOCK, CONTAINING_RGN,
462 debug_regions, find_single_block_region, find_rgns, too_large,
463 init_regions, current_nr_blocks, current_blocks, bitset, bitlst,
464 bitlst_table_last, bitlst_table_size, bitlst_table, bitset_member,
465 extract_bitlst, bblst, struct candidate, candidate_table,
466 bblst_table, bblst_size, bblst_last, IS_VALID, IS_SPECULATIVE,
467 SRC_PROB, target_bb, split_edges, compute_trg_info,
468 debug_candidate, debug_candidates, bbset, bbset_size, dom,
469 IS_RGN_ENTRY, IS_DOMINATED, prob, GET_SRC_PROB, edgeset,
470 rgn_nr_edges, rgn_edges, edgeset_size, edgeset_bitsize,
471 EDGE_TO_BIT, edge_to_bit, pot_split, ancestor_edges,
472 compute_dom_prob_ps, ABS_VALUE, INSN_PROBABILITY,
473 IS_SPECULATIVE_INSN, INSN_BB, MIN_DIFF_PRIORITY, MIN_PROBABILITY,
474 MIN_PROB_DIFF, check_live_1, update_live_1, check_live,
475 update_live, set_spec_fed, is_pfree, find_conditional_protection,
476 is_conditionally_protected, may_trap_exp, haifa_classify_insn,
477 is_prisky, is_exception_free, add_branch_dependences,
478 propagate_deps, compute_block_backward_dependences,
479 debug_dependencies, is_cfg_nonregular, build_control_flow,
480 new_edge, bb_deps, BITSET_UNION, BITSET_INTER, BITSET_DIFFER,
481 BITSET_INVERT, BITSET_ADD, BITSET_REMOVE, debug_regions,
482 UPDATE_LOOP_RELATIONS, INSN_TRAP_CLASS, WORST_CLASS, IS_REACHABLE,
483 CONST_BASED_ADDRESS_P, free_pending_lists, sched_target_n_insns,
484 target_n_insns, sched_n_insns, init_ready_list, deaths_in_region,
485 can_schedule_ready_p, new_ready, schedule_more_p, rgn_print_insn,
486 rgn_rank, region_sched_info): Move to sched-rgn.c.
487 (debug_reg_vector): Delete useless function.
488 (get_bb_head_tail): Likewise.
489 (insn_issue_delay, insn_cost, ready_add, get_block_head_tail,
490 no_real_insns_p, rm_line_notes, save_line_notes,
491 restore_line_notes, rm_redundant_line_notes, sched_init): No
493 (rm_line_notes, save_line_notes, restore_line_notes,
494 schedule_block, set_priorities): Change argument to be a real
495 basic block, not one of haifa's "bb"s. All callers changed
496 (rm_other_notes): Initialize note_list here, not in
498 (sched_finish): New function, called from schedule_insn. * *
499 sched-int.h (INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT,
500 INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE,
501 UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST,
502 MAX_BLOCKAGE_COST): Moved here from haifa-sched.c.
503 (get_block_head_tail, no_real_insns_p, rm_line_notes,
504 save_line_notes, restore_line_notes, rm_redundant_line_notes,
505 rm_other_notes, insn_issue_delay, set_priorities, schedule_block,
506 sched_init, sched_finish, ready_add, insn_cost): Declare.
508 2000-12-03 Laurynas Biveinis <lauras@softhome.net>
509 Bruce Korb <bkorb@gnu.org>
511 * Makefile.in: pass $(build_canonical) to mkfixinc.sh.
512 * fixinc/mkfixinc.sh: accept build system name as an argument.
513 Use it for choosing the fix build method. Use the target for
514 selecting special fix rules.
516 2000-12-03 Bernd Schmidt <bernds@redhat.co.uk>
518 * Makefile.in (OBJS): Add sched-deps.o.
519 (sched-deps.o): New rule.
520 * haifa-sched.c (struct deps, struct haifa_insn_data): Moved to
522 (INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved to
524 (SIZE_FOR_MODE): Delete unused macro.
525 (reg_known_equiv_p, reg_known_value, reg_pending_clobbers,
526 reg_pending_sets, reg_pending_sets_all, true_dependency_cache,
527 anti_dependency_cache, output_dependency_cache,
528 forward_dependency_cache): Variables moved to sched-deps.c.
529 (add_dependence, remove_dependence, find_insn_list,
530 find_insn_mem_list, add_insn_mem_dependence, flush_pending_lists,
531 sched_analyze_insn, sched_analyze_1, sched_analyze_2,
532 sched_analyze, group_leader, compute_forward_dependences,
533 init_deps, free_deps, init_dependency_caches, free_dependency_caches):
534 Functions moved to sched-deps.c.
535 (schedule_region): Call init_deps_global and finish_deps_global
536 instead of directly manipulating dependency data structures.
537 * sched-deps.c: New file.
538 (init_deps_global, finish_deps_global): New functions.
539 * sched-int.h (struct haifa_insn_data, struct deps): Moved here from
542 (INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved here
545 * Makefile.in (OBJS): Add sched-vis.o.
546 (sched-vis.o): New rule.
547 * haifa-sched.c (get_unit_last_insn): New function.
548 (sched_dump, insn_unit, actual_hazard_this_instance): No longer
550 (schedule_block): Call visualize_alloc and visualize_free. Delete
551 spurious return statement.
552 (init_target_units, insn_print_units, get_visual_tbl_length,
553 init_block_visualization, print_block_visualization, safe_concat,
554 visualize_scheduled_inns, visualize_no_unit, visualize_stall_cycles,
555 print_exp, print_value, print_pattern, print_insn, target_units,
556 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines, visual_tbl,
557 n_vis_no_unit, vis_no_unit): Move scheduling visualization
558 functions/variables...
559 * sched-vis.c: ...here. New file.
560 (visualize_alloc, visualize_free): New functions.
561 (visualize_scheduled_insns, visualize_stall_cycles,
562 print_block_visualization): Lose basic block argument. All callers
564 (visualize_scheduled_insns): Use new function get_unit_last_insn.
565 * sched-int.h (current_sched_info, sched_dump): Declare.
566 (init_target_units, insn_print_units, init_block_visualization,
567 print_block_visualization, visualize_scheduled_inns,
568 visualize_no_unit, visualize_stall_cycles, visualize_alloc,
569 visualize_free): Declare functions.
571 * sched-int.h: New file.
572 * Makefile.in (haifa-sched.o): Depend on it.
573 * haifa-sched.c: Include it.
574 (no_real_insns_p): New function.
575 (current_sched_info): New static variable.
576 (__inline, HAIFA_INLINE): Moved to sched-int.h.
577 (get_block_head_tail): Minor cleanup.
578 (init_ready_list, can_schedule_ready_p, new_ready, schedule_more_p,
579 rgn_print_insn, rgn_rank): New functions, broken out of
580 rank_for_schedule, schedule_insn and schedule_block, where they
581 are now called through function pointers in current_sched_info.
582 (queue_insn, schedule_insn, queue_to_ready, debug_ready_list,
583 print_insn): To display uid and block number, call the print_insn
584 function pointer in current_schedule_info.
585 (region_sched_info): New static variable.
586 (sched_target_n_insns, sched_n_insns, target_n_insns): New global
587 variables, moved out of schedule_block.
588 (schedule_block): Return void. All callers changed.
589 Move some of the setup code into schedule_region. Get head/tail
590 from current_sched_info, and update it when done.
591 (schedule_region): Slightly rearranged, some code moved here from
592 schedule_block. Call no_real_insns_p to avoid doing work for a
593 block that consists only of notes and labels.
594 (schedule_insns): Initialize current_sched_info.
596 2000-12-03 Neil Booth <neilb@earthling.net>
598 * cppmacro.c (funlike_invocation_p): Re-disable macros enabled
599 by contexts drops AFTER argument pre-expansion, so that they
600 remain enabled during argument pre-expansion.
601 (_cpp_pop_context): Unconditionally re-enable a macro when
602 dropping a context level.
604 2000-12-03 Manfred Hollstein <manfredh@redhat.com>
606 * arm/t-linux (MULTILIB_OPTIONS): Comment.
607 (MULTILIB_DIRNAMES): Likewise.
608 (EXTRA_MULTILIB_PARTS): Likewise.
610 (INSTALL_LIBGCC): Likewise.
612 2000-12-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
614 * builtins.c (expand_builtin_strcat, expand_builtin_strncat,
615 expand_builtin_strspn, expand_builtin_strcspn): New functions.
616 (expand_builtin): Handle BUILT_IN_STRCAT, BUILT_IN_STRNCAT,
617 BUILT_IN_STRSPN and BUILT_IN_STRCSPN.
619 * builtins.def (BUILT_IN_STRCAT, BUILT_IN_STRNCAT,
620 BUILT_IN_STRSPN, BUILT_IN_STRCSPN): New entries.
622 * c-common.c (c_common_nodes_and_builtins): Declare builtin
623 strcat, strncat, strspn and strcspn.
624 (string_ftype_string_cstring): Renamed from `string_ftype_ptr_ptr'.
626 * extend.texi (strcat, strcspn, strncat, strspn): Document new
629 2000-12-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
631 * builtins.c (expand_builtin_strcmp): Use const*_rtx when
632 expanding strcmp at compile-time. Add another transformation.
633 (expand_builtin_strncmp): Add more transformations. Call
634 expand_builtin_memcmp, not expand_builtin_strcmp, under
635 appropriate conditions if HAVE_cmpstrsi.
637 2000-12-02 David Edelsohn <edelsohn@gnu.org>
639 * rs6000.md (anddi3_internal[23]): Prefer rldic? over andis
641 (cr logic): Really make operands sequential.
643 2000-12-02 Geoffrey Keating <geoffk@redhat.com>
645 * c-common.c (combine_strings): When the ISO C standard specifies
646 the maximum length of a string, it doesn't include the trailing
649 * cpplib.c (do_ifdef): Add check_eol() call.
650 (do_ifndef): Likewise.
652 2000-12-02 Daniel Berlin <dberlin@redhat.com>
653 Bruce Korb <bkorb@gnu.org>
655 * fixinc/*: global substitute /__MSDOS__/SEPARATE_FIX_PROC/
656 * fixinc/mkfixinc.sh: prepare to use Makefile.BEOS for *-*-beos*
657 * fixinc/Makefile.DOS: define SEPARATE_FIX_PROC for build
658 * fixinc/fixfix.c(wrap_fix): avoid wrapping files that
659 use the "__need_" hackery. It breaks them.
660 * fixinc/fixincl.c(process - SEPARATE_FIX_PROC):
661 Sometimes on DOS and BeOS the temp output file cannot be opened.
662 Skip the file noisily. Ought to be fixed instead.
664 2000-12-02 Bruce Korb <bkorb@gnu.org>
666 From: 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
668 * fixfixes.c (emit_gnu_type, format_write): Prototype.
669 (format_write, char_macro_use_fix, char_macro_def_fix): Use gcc's
670 custom uppercase ctype macros.
671 * fixincl.c (do_version): Make static and add ATTRIBUTE_NORETURN.
672 Use gcc's custom uppercase ctype macros.
674 (machine_matches): Add static prototype and constify variable.
675 (create_file, test_test, egrep_test): Add static prototype.
676 (quoted_file_exists): Likewise, and constify parameters.
677 (extract_quoted_files, internal_fix, start_fixer, fix_applies,
678 write_replacement, test_for_changes): Add static prototype.
679 (write_replacement, test_for_changes): Delete excess argument to
681 * fixtests.c (test): Make static.
682 * server.c (load_data, sig_handler, server_setup, find_shell): Add
684 (sig_handler): Mark parameter with ATTRIBUTE_UNUSED.
686 2000-12-02 Bruce Korb <bkorb@gnu.org>
688 * fixnc/mkfixinc.sh(msdosdjgpp): remove from fixincludes exception list
689 (per Laurynas Biveinis <lauras@softhome.net>)
691 2000-12-02 Richard Earnshaw <rearnsha@arm.com>
693 * arm.h (ARM_REGNO_OK_FOR_BASE_P, THUMB_REGNO_MODE_OK_FOR_BASE_P): New
695 (REGNO_MODE_OK_FOR_BASE_P): Define in terms of above.
696 (REGNO_OK_FOR_FOR_BASE_P): Delete.
697 (ARM_REG_OK_FOR_BASE_P, THUMB_REG_MODE_OK_FOR_BASE_P): New macros for
698 both strict and non-strict uses.
699 (REG_MODE_OK_FOR_BASE_P): Define in terms of above.
700 (ARM_REG_OK_FOR_INDEX_P, THUMB_REG_OK_FOR_INDEX_P): New macros.
701 (REG_OK_FOR_INDEX_P): Define in terms of above.
702 (REG_OK_FOR_BASE_P): Delete.
703 (REG_OK_FOR_PRE_POST_P): Delete.
704 (ARM_BASE_REGISTER_RTX_P): Renamed from BASE_REGISTER_RTX_P.
705 (ARM_INDEX_REGISTER_RTX_P): Renamed from INDEX_REGISTER_RTX_P.
706 (ARM_GO_IF_LEGITIMATE_INDEX): Renamed from GO_IF_LEGITIMATE_INDEX.
707 (THUMB_LEGITIMATE_OFFSET): Renamed from LEGITIMATE_OFFSET.
708 (ARM_GO_IF_LEGITIMATE_ADDRESS): Adjust for name changes. Use ARM
709 specific variants rather than general ones. Use ARM_REG_OK_FOR_BASE_P
710 in pre/post increment cases.
711 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Similarly for Thumb.
712 (ARM_LEGITIMIZE_ADDRESS): Similarly.
713 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Similarly.
714 * arm.c (legitimate_pic_address): Similarly.
716 2000-12-02 Neil Booth <neilb@earthling.net>
718 * tradcpp.c (struct answer, parse_assertion, parse_answer,
719 canonicalize_text, find_answer): New.
720 (do_assert, do_unassert): Provide appropriate function bodies.
721 (union hashval): New member answers.
723 2000-11-23 Marek Michalkiewicz <marekm@linux.org.pl>
725 * config/avr/avr.md: Document UNSPEC usage.
726 (*tablejump_rjmp, *tablejump_lib, *tablejump_enh, *tablejump):
727 Make operand 0 input only, clobber it. Use UNSPEC, not a bogus
728 MEM for program memory word reference. Do not add the label to
729 the table index in each of the asm output templates, instead ...
730 (casesi): ... do it in RTL. Adjust to match the above change.
732 2000-12-02 Bernd Schmidt <bernds@redhat.co.uk>
734 * c-common.c (PTRDIFF_TYPE): Provide default here, ...
735 * c-decl.c: ... not here.
737 * haifa-sched.c (sched_dump): Renamed from dump. All users changed.
738 (old_max_uid): New variable.
739 (compute_forward_dependences): Renamed from
740 compute_block_forward_dependences; changed to accept block head and
741 tail instead of block number. Caller changed.
742 (free_deps, init_dependency_caches, free_dependency_caches,
743 init_regions, sched_init): New functions, split out from
744 schedule_insns and compute_block_backward_dependences.
746 2000-12-02 Neil Booth <neilb@earthling.net>
748 * cppexp.c (parse_number): Update diagnostic test.
750 2000-12-02 Bernd Schmidt <bernds@redhat.co.uk>
752 * reload1.c (free_for_value_p): New function, frontend to
753 reload_reg_free_for_value_p. All callers of the latter now call
754 this function with an additional mode argument.
756 2000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
758 * install.texi (Configurations): Remove obsolete documentation for
761 2000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
763 * install.texi (Installation): Remove obsolete description for
764 libstdc++ which is now an integral part of GCC.
766 2000-12-01 Jim Blandy <jimb@redhat.com>
768 * dbxout.c (dbxout_parms): Correctly describe parameters passed by
769 invisible reference in registers, but then spilled to the stack.
770 Remove code to emit a second stab for such parameters; it attempts
771 to describe the value's location by introducing a synthetic C++
772 `reference' type, and then saying the stack slot has that
773 reference type. This loses type information (breaking GDB's
774 `ptype' command, among other things) just to describe a location
775 which stabs can represent correctly in other ways.
777 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
779 * final.c (output_addr_const) <PLUS>: Don't assume at least one
780 operand is a CONST_INT.
782 * config/sh/sh.c (reg_class_from_letter): Assign `k' to SIBCALL_REGS.
783 (machine_dependent_reorg): Split all insns.
784 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Compute
785 reg_class_contents[SIBCALL_REGS].
786 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add SIBCALL_REGS.
787 * config/sh/sh.md (calli_pcrel, call_pcrel, call_valuei_pcrel,
788 call_value_pcrel, call, call_value, sibcall): Match even when
790 (sibcalli_pcrel, sibcall_pcrel): Likewise. Use constraint `k'
792 (sibcalli): Likewise.
794 2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
796 * c-common.c (warn_format, warn_format_y2k,
797 warn_format_extra_args, warn_format_nonliteral): Define.
798 (check_format_info): Check warn_format_nonliteral and
799 warn_format_extra_args.
800 (check_format_info_main): Check warn_format_y2k.
801 (set_Wformat): New function.
802 * c-common.h (warn_format_y2k, warn_format_extra_args,
803 warn_format_nonliteral, set_Wformat): Declare.
804 * c-decl.c (warn_format): Remove definition.
805 (c_decode_option): Handle -Wformat-nonliteral,
806 -Wno-format-extra-args and -Wno-format-y2k, and negated versions.
808 * invoke.texi: Document these new options and -Wformat=2.
809 * toplev.c (documented_lang_options): Add these new options.
811 2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
813 * builtins.def (BUILT_IN_IMAXABS): Add.
814 * builtins.c (expand_builtin): Also abort on BUILT_IN_IMAXABS.
815 * c-common.c (c_common_nodes_and_builtins): Create builtin
816 functions __builtin_imaxabs, and plain imaxabs unless
817 flag_no_nonansi_builtin outside C99 mode.
818 (expand_tree_builtin): Handle BUILT_IN_IMAXABS.
819 * extend.texi: Document builtin imaxabs.
821 2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
823 * c-common.c: Include "defaults.h".
824 (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Define.
825 (c_common_nodes_and_builtins): Create string_type_node,
826 const_string_type_node, wint_type_node, intmax_type_node,
827 uintmax_type_node, default_function_type, ptrdiff_type_node and
828 unsigned_ptrdiff_type_node.
829 * c-common.h (identifier_global_value): Declare.
830 * c-decl.c (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Don't define.
831 (init_decl_processing): Don't create string_type_node,
832 const_string_type_node, wint_type_node, intmax_type_node,
833 uintmax_type_node, default_function_type, ptrdiff_type_node and
834 unsigned_ptrdiff_type_node.
835 (identifier_global_value): New function.
837 2000-12-01 Neil Booth <neilb@earthling.net>
839 * cppinit.c (initialize): Forgotten prototype.
840 * cpplex.c (_cpp_lex_token): Loop until not skipping.
841 Always clear PREV_WHITE upon meeting a new line.
842 * cpplib.c (end_directive): Set pfile->skipping after
844 * cpplib.h (cpp_reader): Remove macro_pos.
845 * cppmacro.c (cpp_get_line): Don't do anything special inside
847 (parse_arg): Add PREV_WHITE if a token appears after new lines.
848 (funlike_invocation_p): Save and restore the output position
849 over a successful check for a '('.
850 (enter_macro_context): Delete uses of macro_pos.
851 (cpp_get_token): Don't use pfile->skipping.
853 2000-12-01 Phil Edwards <pme@sources.redhat.com>
855 * diagnostic.c: Fix typos in comments.
856 * diagnostic.h: Likewise.
858 2000-11-30 Phil Edwards <pme@sources.redhat.com>
860 * rtl.texi (Machine Modes): Document BImode and OImode.
862 2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
864 * gcc.c (default_compilers): Add suffixes .mi, .cp, .ii, .FOR and
867 2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
869 * c-decl.c (grokdeclarator): If pedantic, warn about arrays with
870 incomplete element type.
871 (grokparms): Before checking for incomplete parameter type, check
872 the type isn't error_mark_node.
874 2000-12-01 Jakub Jelinek <jakub@redhat.com>
876 * builtins.c (target_char_cast): New function.
877 (expand_builtin_strchr): Use it.
878 (expand_builtin_strrchr): Use it.
879 (builtin_memset_read_str): New function.
880 (expand_builtin_memset): Use target_char_cast.
881 Try to optimize memset with second argument non-zero using
884 2000-11-30 Marek Michalkiewicz <marekm@linux.org.pl>
886 * install.texi (avr): Replace incomplete list of supported MCU
887 types with a link to the current one ...
888 * invoke.texi (AVR Options): ... here. Update -mmcu= to list
889 all supported MCU types. Document -minit-stack= default.
890 Document new options -mno-tablejump, -mtiny-stack.
891 * md.texi (AVR family): Fix typo in 'w' constraint letter
892 description. Document 'q'. Update 'O'.
894 2000-12-01 Bernd Schmidt <bernds@redhat.co.uk>
896 * combine.c (cant_combine_insn_p): Only disallow insns involving
897 hard regs if they are reg-reg moves.
898 (try_combine, can_combine_p, combinable_i3pat): Delete old
899 SMALL_REGISTER_CLASSES tests.
901 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
903 * config/sh/sh.c (shiftcosts): Don't get INTVAL before testing
904 whether X is a CONST_INT.
905 (addsubcosts): Likewise.
907 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA): Use INTVAL instead of
909 (ARG_POINTER_REGNUM): Set to AP_REG.
911 2000-11-30 Alexandre Oliva <aoliva@redhat.com>
913 * config/sh/sh.md (fpu_switch0, fpu_switch1, movpsi, fpu_switch,
914 splits): Only match on TARGET_SH4.
916 * combine.c (try_combine): Disregard USEs when updating LOG_LINKS
919 2000-11-30 Richard Henderson <rth@redhat.com>
921 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Disable.
922 * config/alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
924 2000-11-30 Richard Henderson <rth@redhat.com>
926 * config/alpha/elf.h (ASM_OUTPUT_SECTION_NAME): Copy elfos.h defn.
927 (DO_SELECT_SECTION): New.
928 (SELECT_SECTION): Use it.
929 (UNIQUE_SECTION_P): New.
930 (UNIQUE_SECTION): New.
932 2000-11-30 Alexandre Oliva <aoliva@redhat.com>
934 * c-common.c (status_warning) [! ANSI_PROTOTYPES]: Load status
935 from va_list before using it.
937 2000-11-30 Michael Matz <matzmich@cs.tu-berlin.de>
939 * flow.c (make_edge): Early out, if no flags to set.
940 (calculate_global_regs_live): Clear out garbage only when necessary.
942 * simplify-rtx.c (varray_type used_regs): New.
943 (clear_table): Use it to only clear necessary items.
944 (cselib_lookup, cselib_record_set): Remember newly set items.
945 (cselib_update_varray_sizes, cselib_init): Initialize and grow
948 * local-alloc.c (update_equiv_regs): New local `cleared_regs'.
949 Move clearing of dead regs out of insn-loop.
951 2000-11-30 Richard Henderson <rth@redhat.com>
953 * calls.c (expand_call): Emit queued insns before creating
954 the tail recursion sequence.
956 2000-11-30 J. David Anglin <dave.anglin@nrc.ca>
957 Bruce Korb <bkorb@gnu.org>
959 * fixinc/inclhack.def(): prevent dual double definition protection
960 * fixinc/fixincl.x: regenerate
962 2000-11-29 Loren J. Rittle <ljrittle@acm.org>
964 * fixinc/Makefile.in (fixincl.x): Explicitly state the
965 location of the generated file.
967 2000-11-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
969 * README.FRESCO: Remove obsolete file.
971 2000-11-30 Mark Kettenis <kettenis@gnu.org>
973 * config/t-gnu (LIBGCC1, CROSS_LIBGCC1, CRTSTUFF_T_CFLAGS,
974 TARGET_LIBGCC2_CFLAGS): Remove. We now use the settings from
975 config/t-linux for the Hurd.
977 2000-11-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
979 * config/mn10200/udivmod.c, config/mn10200/divmod.c,
980 config/mn10200/udivmodsi4.c: Moved from here.
981 * config/udivmod.c, config/divmod.c, config/udivmodsi4.c: To here.
982 * config/mn10200/t-mn10200 (LIB2FUNCS_EXTRA): Use the generic
983 C division functions.
984 * config/m68hc11/t-m68hc11-gas (LIB2FUNCS_EXTRA): Likewise.
986 Thu Nov 30 01:12:52 2000 Jeffrey A Law (law@cygnus.com)
988 * pa.md (conditional moves): Avoid holes in operand list.
989 (mod, umod patterns): Similarly.
990 (variable extract/shift patterns): Similarly.
992 2000-11-30 Neil Booth <neilb@earthling.net>
994 * objc/objc-act.c (lang_init, finish_file, maybe_objc_comptypes,
995 maybe_objc_check_decl, build_objc_string_object,
996 objc_declare_alias, objc_declare_class, build_message_expr,
997 build_protocol_expr, build_selector_expr, build_encode_expr,
998 get_class_ivars, start_class, start_protocol): Remove
999 redundant code, assuming doing_objc_thang is true.
1001 2000-11-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1003 * pa.c (restore_unscaled_index_insn_codes): Delete procedure.
1004 (record_unscaled_index_insn_codes): Likewise.
1005 (unscaled_index_insn_codes): Delete.
1006 (max_unscaled_index_insn_codes_uid): Delete.
1007 (output_function_prologue, output_function_epilogue, pa_reorg):
1008 Don't use the unscaled index insn hack.
1010 * pa.md: Remove hack from all index insns to reverse the operand
1011 order of frame and stack pointer references incorrectly created
1014 * function.h (emit_status): Delete member regno_pointer_flag and
1015 rename regno_pointer_flag_length to regno_pointer_align_length.
1016 Delete define for REGNO_POINTER_FLAG.
1017 * integrate.h (inline_remap): Delete member regno_pointer_flag.
1018 Add member x_regno_reg_rtx.
1019 * rtl.h (rtx_def): Use frame_related bit to indicate register is
1020 a pointer in REG expressions. Define REG_POINTER macro.
1021 * alias.c (find_base_value, find_base_term): Use REG_POINTER
1022 instead of REGNO_POINTER_FLAG.
1023 * combine.c (nonzero_bits, num_sign_bit_copies): Likewise.
1024 * emit-rtl.c (gen_reg_rtx): Use regno_pointer_align_length instead
1025 of regno_pointer_flag_length. Remove code which refers to
1027 (mark_reg_pointer): Use REG_POINTER.
1028 (free_emit_status): Remove code which refers to regno_pointer_flag.
1029 (init_emit, mark_emit_status): Likewise.
1030 * flow.c (dump_flow_info): Likewise.
1031 * function.c (preserve_temp_slots): Likewise.
1032 * integrate.c (expand_inline_function, copy_rtx_and_substitute):
1033 Use x_regno_reg_rtx instead of regno_pointer_flag for function
1034 pointer determination in map.
1035 * loop.c (strength_reduce, maybe_eliminate_biv_1): Use REG_POINTER.
1036 * predict.c (estimate_probability): Likewise.
1037 * regclass.c (record_address_regs, reg_scan_mark_refs): Likewise.
1038 * unroll.c (unroll_loop): Use x_regno_reg_rtx instead of
1039 regno_pointer_flag for function pointer determination in map.
1040 * convex.h (RTX_COSTS): Don't test regno_pointer_flag and use
1042 * pa.c (hppa_legitimize_address, emit_move_sequence, basereg_operand):
1044 (restore_unscaled_index_insn_codes): Revise comment.
1046 * expr.c (do_compare_and_jump): Add missing TYPE_MODE in statement.
1048 2000-11-30 Joseph S. Myers <jsm28@cam.ac.uk>
1050 * extend.texi: Update documentation for attributes.
1052 2000-11-29 David O'Brien <obrien@FreeBSD.org>
1054 * config/alpha/elf.h (IDENT_ASM_OP): Protect the #define.
1055 (ASM_DECLARE_OBJECT_NAME): Same.
1056 (ASM_FILE_END): Same.
1057 (ASM_FINISH_DECLARE_OBJECT): Same.
1058 (ASM_IDENTIFY_GCC): Same.
1059 (ASM_IDENTIFY_LANGUAGE): Same.
1060 (ASM_OUTPUT_CONSTRUCTOR): Same.
1061 (ASM_OUTPUT_DEF): Same.
1062 (ASM_OUTPUT_DESTRUCTOR): Same.
1063 (ASM_OUTPUT_EXTERNAL_LIBCALL): Same.
1064 (ASM_OUTPUT_SECTION_NAME): Same.
1065 (ASM_WEAKEN_LABEL): Same.
1066 (BSS_SECTION_ASM_OP): Same.
1067 (COMMON_ASM_OP): Same.
1068 (CONST_SECTION_ASM_OP): Same.
1069 (CONST_SECTION_FUNCTION): Same.
1070 (CTORS_SECTION_ASM_OP): Same.
1071 (DTORS_SECTION_ASM_OP): Same.
1073 (FINI_SECTION_ASM_OP): Same.
1074 (IDENT_ASM_OP): Same.
1075 (IDENT_ASM_OP): Same.
1076 (INIT_SECTION_ASM_OP): Same.
1078 (MAX_OFILE_ALIGNMENT): Same.
1079 (SBSS_SECTION_ASM_OP): Same.
1080 (SDATA_SECTION_ASM_OP): Same.
1081 (SECTION_FUNCTION_TEMPLATE): Same.
1082 (SELECT_SECTION): Same.
1083 (SE_CONST_SECTION): Same.
1084 (SIZE_ASM_OP): Same.
1085 (SKIP_ASM_OP): Same.
1086 (STRING_ASM_OP): Same.
1087 (STRING_LIMIT): Same.
1088 (TYPE_ASM_OP): Same.
1089 (TYPE_OPERAND_FMT): Same.
1091 2000-11-29 Neil Booth <neilb@earthling.net>
1093 * c-decl.c (c_decode_option): Don't handle -lang-objc.
1094 * objc/lang-options.h: Remove -lang-objc.
1095 * objc/lang-specs.h: Don't pass -lang-objc to cc1obj.
1096 * objc/objc-act.c (lang_init_options): Set c_language.
1098 2000-11-29 Jakub Jelinek <jakub@redhat.com>
1100 * expr.c (can_store_by_pieces): Reinitialize max_size for reverse
1103 2000-11-29 Neil Booth <neilb@earthling.net>
1105 * c-pragma.c (init_pragma): Update for parse_in type change.
1107 2000-11-29 Laurynas Biveinis <lauras@softhome.net>
1109 * configure.in: recognize DOS-style absolute paths.
1111 2000-11-29 Jakub Jelinek <jakub@redhat.com>
1113 * expr.h (store_by_pieces): Add prototype.
1114 (can_store_by_pieces): Likewise.
1115 * expr.c (struct store_by_pieces): Renamed from clear_by_pieces.
1116 (can_store_by_pieces): New.
1117 (store_by_pieces): New.
1118 (clear_by_pieces): New.
1119 (clear_by_pieces_1): New.
1120 (store_by_pieces_1): Renamed from clear_by_pieces, handle storing
1121 arbitrary compiler generated constants into memory block.
1122 (store_by_pieces_2): Renamed from clear_by_pieces_1, likewise.
1123 * builtins.c (c_readstr): New.
1124 (builtin_memcpy_read_str): New.
1125 (expand_builtin_memcpy): If src is string constant and
1126 emit_block_move would move it by pieces, compute integer constants
1127 from the string and store it into memory block instead.
1128 (builtin_strncpy_read_str): New.
1129 (expand_builtin_strncpy): If N is not constant zero and c_strlen does
1130 not return INTEGER_CST, don't optimize.
1131 If N is larger than strlen(src) + 1, try to copy the string
1132 including padding with store_by_pieces.
1133 (expand_builtin_strcmp): If both arguments have side effects, don't
1135 (expand_builtin_fputs): If STR has side effects, don't optimize.
1137 2000-11-29 Richard Earnshaw <rearnsha@arm.com>
1139 * arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn):
1140 Add use of link register.
1142 2000-11-29 Joseph S. Myers <jsm28@cam.ac.uk>
1144 * extend.texi: Update documentation for default format attributes.
1146 Tue Nov 28 21:56:45 2000 Jeffrey A Law (law@cygnus.com)
1148 * pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
1149 a list, to keep track of the sections.
1151 2000-11-28 Nick Clifton <nickc@redhat.com>
1153 * config/arm/arm.md (pic_load_addr): Split into
1154 pic_load_addr_arm and pic_load_addr_thumb.
1156 * config/arm/arm.c (legitimize_pic_address): Generate either
1157 ARM or Thumb versions of pic_load_addr.
1158 (arm_finalize_pic): Generate either ARM or Thumb versions of
1161 2000-11-28 Richard Henderson <rth@redhat.com>
1163 * calls.c (expand_call): Defer const/pure NO_DEFER_POP until
1164 after sibcall do_pending_stack_adjust.
1166 Wed Nov 29 00:08:23 2000 J"orn Rennecke <amylaar@redhat.com>
1168 * jump.c (delete_insn): Check that REG_LABEL note actually contains
1171 2000-11-28 Neil Booth <neilb@earthling.net>
1173 * c-common.h: Remove flag_digraphs.
1174 * c-decl.c: Remove flag_digraphs.
1175 (c_decode_option): Don't set it.
1176 * c-lex.c (init_c_lex): Don't do anything for digraphs.
1178 2000-11-28 Richard Henderson <rth@redhat.com>
1180 * c-parse.in (finish_parse): Update for parse_in type change.
1183 2000-11-28 Neil Booth <neilb@earthling.net>
1185 * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean
1186 indicating whether to scan all buffers on the stack or
1188 * cppinit.c (do_includes): Update.
1189 * cppmain.c (main): Update.
1190 * cpplib.h: Update prototype.
1192 2000-11-28 Richard Henderson <rth@redhat.com>
1194 * genoutput.c (validate_insn_operands): New.
1195 (gen_insn): Call it.
1197 * config/alpha/alpha.md (divmodsi_internal): Renumber operands.
1198 (divmoddi_internal): Likewise.
1199 * config/arm/arm.md (andsi3_compare0_scratch): Likewise.
1200 * config/i960/i960.md (branch patterns): Likewise.
1201 * config/ia64/ia64.md (tbit_and_0): Likewise.
1202 (tbit_and_1, tbit_or_0, tbit_or_1): Likewise.
1203 * config/m68k/m68k.md (zero_extract memory patterns): Likewise.
1204 * config/mips/mips.md (divmodsi4_internal): Likewise.
1205 (divmoddi4_internal): Likewise.
1206 * config/rs6000/rs6000.md (call patterns): Likewise.
1207 * config/sh/sh.md (movsi_y): Likewise.
1208 * config/sparc/sparc.md: Comment out if 0 v8p shift pattern.
1210 2000-11-28 Richard Henderson <rth@redhat.com>
1212 * config.gcc: Kill residual pyramid support.
1214 2000-11-28 Neil Booth <neilb@earthling.net>
1216 * c-lex.h (parse_in): Change parse_in to a cpp_reader *.
1217 * c-decl.c (c_decode_option): Update to match.
1218 * c-lex.c (init_c_lex, yyparse): Update to match.
1219 * c-lang.c (lang_init_options): Use cpp_create_reader.
1220 * cppinit.c (cpp_init): Rename initialize.
1221 (cpp_reader_init): Rename cpp_create_reader. Create the
1222 reader. Initialize cpplib if appropriate.
1223 * cpplib.h (cpp_create_reader) New prototype.
1224 (cpp_init, cpp_reader_init): Delete prototypes.
1225 * cppmain.c (general_init, setup_callbacks): New functions.
1227 * fix-header.c (scan_in): Change type to cpp_reader *.
1228 (read_scan_file): Update for new cpplib interface and scan_in type.
1230 * cp/decl.c (parse_in): Change to cpp_reader *.
1231 (lang_decode_option): Update.
1232 * cp/lex.c (lang_init_options): Use new cpplib interface.
1233 (init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
1234 * cp/spew.c (read_token): Update.
1235 * objc/objc-act.c (lang_init_options): Update new cpplib interface.
1237 2000-11-28 Jakub Jelinek <jakub@redhat.com>
1239 * loop.c (load_mems): Avoid using next_label to find end_label. If
1240 jumping outside of the loop (other than loop end), don't hoist MEMs
1243 2000-11-28 Jan Hubicka <jh@suse.cz>
1245 * calls.c (expand_call): Don't disable tail recursion based
1248 2000-11-28 Neil Booth <neilb@earthling.net>
1250 * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT.
1251 (struct directive): Drop 4th argument from handlers.
1252 (do_define, do_line, do_include, do_undef, do_else, do_elif,
1253 do_endif): Similarly.
1254 (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers.
1255 (do_ifxdef): Update as common handler of do_ifdef and do_ifndef.
1256 (make_definition, make_undef): Take a const char*.
1257 (make_assertion): New function.
1258 (struct directive_table): Update.
1259 (main): Handle -A command line argument.
1260 (handle_directive): Drop fourth handler argument.
1262 2000-11-28 Bernd Schmidt <bernds@redhat.co.uk>
1264 * simplify-rtx.c (cselib_record_sets): Ignore sets whose destination
1265 is anything but REG or MEM, but look inside STRICT_LOW_PART.
1267 Tue Nov 28 09:53:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1269 * system.h (IS_DIR_SEPARATOR): Use uppercase macro name.
1270 (IS_ABSOLUTE_PATHNAME): New macro.
1271 * gcc.c (find_a_file, process_command, do_spec_1, main): Use it.
1273 2000-11-28 Jakub Jelinek <jakub@redhat.com>
1275 * config/i386/i386.md (truncxfsf2_2): Fix predicate.
1277 2000-11-27 Jim Wilson <wilson@redhat.com>
1279 * reload1.c (reload): Use HOST_WIDE_INT for old_frame_size.
1281 2000-11-27 Matthias Klose <doko@cs.tu-berlin.de>
1283 * extend.texi (Nested Functions): Update URL of Usenix paper.
1285 2000-11-27 Mark Mitchell <mark@codesourcery.com>
1287 * function.c (free_after_compilation): Clear x_clobber_return_insn.
1289 2000-11-27 Neil Booth <neilb@earthling.net>
1291 * cppinit.c (cpp_reader_init): Remove handling of warn_paste
1292 command line options.
1293 (cpp_handle_option): Similarly.
1294 * cpplib.h (struct cpp_options): Remove warn_paste.
1295 * cppmacro.c (paste_tokens): Apart from assembler, make
1296 unpasteable token warning mandatory.
1298 2000-11-27 Neil Booth <neilb@earthling.net>
1300 * tradcpp.c (enum pending_dir_t, struct pending_dir): New.
1301 (main): Allocate a pending directive set of these. Use it.
1302 Merge handling of -D and -U. Update handling of pending
1303 directives. Free the memory after use.
1305 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
1307 * flow.c (entry_exit_blocks): Add entry for cond_local_set.
1308 (struct propagate_block_info): Add new member cond_local_set.
1309 (propagate_block): Accept new arg cond_local_set. All callers
1311 (init_propagate_block_info): Likewise.
1312 (calculate_global_regs_live): Allocate & free cond_local_set. Always
1313 rescan if there's overlap between cond_local_set and new_live_at_end.
1314 (mark_set_1): Set bits either in cond_local_set or local_set, as
1316 * basic-block.h (struct basic_block_def): New field cond_local_set.
1317 (propagate_block, init_propagate_block_info): Update prototypes.
1319 Mon Nov 27 17:29:44 2000 kaz Kojima <kkojima@rr.iij4u.or.jp>
1321 * gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber
1324 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
1326 * arm.c (select_dominance_cc_mode): Handle new way that combine
1327 canonicalizes conditional compares.
1328 (arm_select_cc_mode): Likewise.
1329 * arm.md: Garbage collect some dead code.
1330 (cmp_and, cmp_ior): New patterns.
1331 (splitter for conditional move with inverted false): Use cond_exec
1332 and handle unordered comparisons.
1334 Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <jh@suse.cz>
1336 * i386.c (ix86_force_to_memory, ix86_free_from_memory): New.
1337 * i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare
1338 * i386.md (float?i?f, int/fp operations): Rewrite spliters to use
1339 ix86_force_to_memory and ix86_free_from_memory.
1341 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
1343 * arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3,
1344 arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di,
1345 anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3,
1346 one_cmpldi2): Merge with splitters to create define_insn_and_split
1347 patterns. Remove redundant splits.
1348 (peephole2 for add:SI of invalid immediate): New.
1349 (peephole2 for minus:SI of invalid immediate): New.
1350 (peephole2 for ior:SI of invalid immediate): New.
1351 (peephole for merge of move and compare): Convert ot peephole2.
1352 (addsf3, adddf3): Mark as commutative.
1354 * arm.md (thumb peephole for merging stack adjustments): Convert to
1357 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
1359 * haifa-sched.c (print_pattern): Prettier output for COND_EXEC.
1361 * reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup.
1362 (reload_cse_simplify_operands): Do nothing about operands where both
1363 the operand and the match_operand fail to give us a mode.
1364 * simplify-rtx.c (wrap_constant): New function.
1365 (entry_and_rtx_equal_p): Except integer constants to come wrapped in a
1366 CONST describing the proper mode.
1367 (rtx_equal_for_cselib_p): Pass down modes to recursive calls of
1369 (cselib_lookup_mem): Call wrap_constant on the rtx that is passed to
1370 htab_find_slot_with_hash.
1371 (cselib_lookup): Likewise.
1373 Based on a patch from Geoff Keating <geoffk@redhat.com>:
1374 * loop.c (basic_induction_var): If a REG is set from something
1375 that is not a biv, then the REG is not a biv. Even if it is
1376 earlier set from something that is a biv.
1378 2000-11-27 Alexandre Oliva <aoliva@redhat.com>
1380 * configure.in (extra_objs): Enclose extra_headers in quotes.
1381 * configure: Rebuilt.
1383 2000-11-27 Neil Booth <neilb@earthling.net>
1385 * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file):
1386 Combine into the new function cb_change_file.
1387 (init_c_lex): Update.
1388 * cppfiles.c (stack_include_file): Use _cpp_do_file_change.
1389 (cpp_syshdr_flags): Delete.
1390 * cpphash.h (_cpp_do_file_change): New prototype.
1391 Move struct cpp_buffer here from...
1392 * cpplib.h (struct cpp_buffer): ... here.
1393 (enum cpp_fc_reason, struct cpp_file_loc,
1394 struct_cpp_file_change, change_file): New.
1395 (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete.
1396 * cpplib.c (do_line): Update for new cb_change_file callback.
1397 (_cpp_do_file_change): New function.
1398 (_cpp_pop_buffer): Update to use it.
1399 * cppmain.c (move_printer): Delete.
1400 (main): Set up single callback cb_change_file.
1401 (cb_enter_file, cb_leave_file, cb_rename_file): Delete.
1402 (cb_change_file): New.
1403 * fix-header.c (cur_file, cb_change_file): New.
1404 (recognized_function, read_scan_file): Update.
1405 * scan-decls.c (scan_decls): Update.
1406 * scan.h (recognized_function): Update prototype.
1408 2000-11-26 Mark Mitchell <mark@codesourcery.com>
1410 * tree.h (mark_tree_hashtable): New function.
1411 * tree.c (mark_tree_hashtable_entry): New function.
1412 (mark_tree_hashtable): Likewise.
1414 2000-11-27 Michael Meissner <meissner@redhat.com>
1416 * d30v-protos.h (srelational_si_operator): Correctly spell
1418 (urelational_si_operator): Ditto.
1419 (relational_si_operator): Ditto.
1420 (d30v_expand_prologue): Add prototype.
1421 (d30v_expand_epilogue): Ditto.
1423 * d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change.
1425 * d30v.md (movcccc_*): Delete now unused patterns.
1426 (64 bit comparison splitters): Rewrite to use COND_EXEC instead of
1428 (define_cond_exec): Use 'b' to select branch flags.
1430 2000-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1432 * builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New
1434 (expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP.
1436 * builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries.
1438 * c-common.c (c_common_nodes_and_builtins): Declare builtin
1439 strncpy and strncmp.
1441 * extend.texi (strncmp, strncpy): Document new builtins.
1443 2000-11-26 Mark Mitchell <mark@codesourcery.com>
1445 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
1446 a list, to keep track of the sections.
1447 * tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the
1448 parameter provided will always be a canonical string.
1450 2000-11-26 Neil Booth <neilb@earthling.net>
1452 * cppmacro.c (cpp_scan_buffer_nooutput): Only scan the
1455 2000-11-26 Joseph S. Myers <jsm28@cam.ac.uk>
1457 * makefile.vms: Remove EGCS references.
1459 2000-11-26 Ulrich Drepper <drepper@redhat.com>
1461 * dwarf2out.c (output_file_names): New function. Compute minimal
1462 combination of directory and file name table and emit them.
1463 (output_line_info): Remove code to emit directory and file name
1464 table and call output_file_names instead.
1465 (file_info_cmp): Helper function to sort directory names.
1467 2000-11-26 Neil Booth <neilb@earthling.net>
1469 * cpplib.h (struct cpp_reader): Remove lang_asm.
1470 (struct cpp_options): Remove c89. New members lang,
1472 * cppexp.c (parse_number): Use them.
1473 * cpphash.h (VALID_SIGN): Use them.
1474 * cppinit.c (set_lang, cpp_start_read): Update.
1475 * cpplex.c (parse_string, _cpp_lex_token): Update.
1476 * cpplib.c (_cpp_handle_directive): Update.
1477 * cppmacro.c (parse_args): Update.
1478 * cppmain.c (scan_buffer): Update.
1480 Sun Nov 26 10:02:37 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1482 * fold-const.c (fold, case CONVERT_EXPR): Always return tree of
1485 2000-11-26 Neil Booth <neilb@earthling.net>
1487 * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib.
1488 * c-decl.c: Remove parse_in declaration.
1489 * c-lang.c: Similarly.
1490 * c-lex.c: Similarly.
1491 * c-parse.in: Similarly.
1492 * c-pragma.c: Similarly.
1493 * configure.in: Similarly.
1494 * cp/Make-lang.in: Similarly.
1495 * cp/spew.c: Similarly.
1496 * cp/decl2.c: Remove check for lang-c++ option.
1497 * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line.
1498 * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++.
1499 * c-lex.h: Add declaration of parse_in.
1500 * cppinit.c: Call set_lang after allocating pfile->pending.
1501 * configure: Regenerate.
1503 2000-11-25 Zack Weinberg <zack@wolery.stanford.edu>
1505 * combine.c (try_combine): Remove redundant test.
1507 2000-11-25 Richard Henderson <rth@redhat.com>
1509 * c-common.h (DECL_C_HARD_REGISTER): New.
1510 * c-decl.c (finish_decl): Set it for asm register variables.
1511 * c-semantics.c (emit_local_var): Test it when instantiating one.
1513 2000-11-25 Richard Henderson <rth@redhat.com>
1515 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than
1516 lineno for the start of the function.
1518 2000-11-25 Richard Henderson <rth@redhat.com>
1520 * dwarf2out.c (file_table, file_table_allocated): Remove.
1521 (file_table_allocated): Remove.
1522 (struct file_table): New.
1523 (decl_file_table, line_file_table): New.
1524 (print_dwarf_line_table): Use them.
1525 (size_of_line_prolog): Likewise.
1526 (output_line_info): Likewise.
1527 (add_src_coords_attributes): Likewise.
1528 (gen_subprogram_die): Likewise.
1529 (gen_variable_die): Likewise.
1530 (dwarf2out_add_library_unit_info): Likewise.
1531 (dwarf2out_line): Likewise.
1532 (lookup_filename): Take a struct file_table argument.
1533 (init_file_table): New.
1534 (dwarf2out_init): Use it.
1536 2000-11-25 Joseph S. Myers <jsm28@cam.ac.uk>
1538 * invoke.texi: Update sequence points references.
1540 2000-11-25 Neil Booth <neilb@earthling.net>
1542 * c-common.c: Remove USE_CPPLIB conditional inclusions.
1543 * c-common.h: Similarly.
1544 * c-decl.c: Similarly.
1545 * c-lang.c: Similarly.
1546 * c-lex.c: Similarly.
1547 * c-parse.in: Similarly.
1548 * c-pragma.c: Similarly.
1549 * c-pragma.h: Similarly.
1551 * toplev.c: Similarly.
1552 * cp/cp-tree.h: Similarly.
1553 * cp/decl2.c: Similarly.
1554 * cp/lang-specs.h: Similarly.
1555 * cp/lex.c: Similarly.
1556 * cp/lex.h: Similarly.
1557 * cp/spew.c: Similarly.
1558 * java/lang-options.h: Similarly.
1559 * objc/lang-specs.h: Similarly.
1560 * objc/objc-act.c: Similarly.
1562 * configure.in: Remove configure option.
1563 * config.in: Regenerate.
1564 * configure: Regenerate.
1566 2000-11-25 Richard Henderson <rth@redhat.com>
1568 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze):
1569 Revert 2000-11-22 change.
1571 2000-11-25 Bernd Schmidt <bernds@redhat.co.uk>
1573 * config/i386/i386.h (FIXED_REGS): Make the three flags registers
1576 2000-11-25 Philipp Thomas <pthomas@suse.de>
1577 * configure.in (ALL_LINGUAS): Remove en_GB and add sv.
1578 * configure: Rebuilt.
1580 2000-11-25 Jakub Jelinek <jakub@redhat.com>
1582 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint.
1583 Handle CONST_INT as second argument.
1584 * config/sparc/sparc.c (set_extends): Remove first argument.
1585 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and
1587 (sparc_check_64): Abort if first argument is not REG.
1588 If it is DImode REG, look at the lower register of the register
1591 * config/sparc/sparc.c (load_pic_register, restore_regs,
1592 output_return, sparc_v8plus_shift, sparc_function_profiler,
1593 sparc_function_block_profiler, sparc_block_profiler): Fix output
1596 2000-11-25 Alexandre Oliva <aoliva@redhat.com>
1598 * config/sh/sh.h (TARGET_NONE): New.
1599 (TARGET_SWITCHES): For all variant-selecting switch, use
1600 TARGET_NONE to reset all other variant-selecting switch. Added
1601 empty strings to avoid warnings.
1602 (TARGET_DEFAULT): Set to SH1_BIT.
1604 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for
1607 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns.
1608 (sibcall_pcrel): New insn_and_split.
1609 (sibcall, sibcall_value, sibcall_epilogue): New expands.
1611 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg,
1612 symPLT_label2reg, call, call_value): Don't set
1613 current_function_uses_pic_offset_table.
1614 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark
1615 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs
1616 takes it into account.
1617 (FINALIZE_PIC): Delete, useless.
1618 (LEGITIMATE_CONSTANT_P): Delete, unused.
1619 * config/sh/sh.c (sh_expand_prologue): Don't use
1620 current_function_uses_pic_offset_table. Don't special-case
1621 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and
1623 (sh_expand_epilogue, initial_elimination_offset): Don't
1624 special case PIC_OFFSET_TABLE_REGNUM.
1626 2000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org>
1628 * config/sh/sh-protos.h (symbol_ref_operand): Declare.
1629 * config/sh/sh.md (UNSPEC_CALLER): New constant.
1630 (calli_pcrel, call_valuei_pcrel): Use PIC_REG.
1631 (call_pcrel, call_value_pcrel): New insn_and_splits.
1632 (call, call_value): Use them.
1633 (call_site): New expand.
1634 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites.
1635 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]:
1636 Output call_site label.
1637 (PREDICATE_CODES): Added symbol_ref_operand.
1638 * config/sh/sh.c (symbol_ref_operand): Define.
1639 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE
1640 to CALL_INSNs in the split sequence.
1642 2000-11-24 Nick Clifton <nickc@redhat.com>
1644 * config.gcc (v850-*-*): Define c_target_objs and
1647 * config/v850/t-v850: Define how to build v850-c.o
1649 * config/v850/v850.h (struct data_area_stack_element): Move
1650 definition here from v850.c.
1652 * config/v850v850.c: Include gcc.h to avoid compile time
1654 (push_data_area): Move to v850-c.c.
1655 (pop_data_area): Move to v850-c.c.
1656 (mark_current_function_as_interrupt): Move to v850-c.c.
1657 (GHS_default_section_names): Allow to be exported.
1658 (GHS_current_section_names): Allow to be exported.
1659 (data_area_stack_elements): Allow to be exported.
1660 (ghs_pragma_section): Move to v850-c.c.
1661 (ghs_pragma_interrupt): Move to v850-c.c.
1662 (ghs_pragma_starttda): Move to v850-c.c.
1663 (ghs_pragma_startsda): Move to v850-c.c.
1664 (ghs_pragma_startzda): Move to v850-c.c.
1665 (ghs_pragma_endtda): Move to v850-c.c.
1666 (ghs_pragma_endsda): Move to v850-c.c.
1667 (ghs_pragma_endzda): Move to v850-c.c.
1669 * config/v850/v850-c.c: New file: Contains v850 specific
1670 pragma parsing functions.
1672 2000-11-24 Nick Clifton <nickc@redhat.com>
1674 * config.gcc (extra_objs): Remove duplicate description.
1675 (c_target_objs): New variable. Contains target specific
1676 object files for the gcc C compiler only.
1677 (cxx_target_objs): New variable. Contains target specific
1678 object files for the gxx C++ compiler only.
1680 * configure.in (c_target_objs): Substitute in the makefile.
1681 (cxx_target_objs): Substitute in the makefile.
1682 * configure: Regenerate.
1684 * Makefile.in (C_TARGET_OBJS): Define and initialise from
1686 (CXX_TARGET_OBJS): Define and initialise from
1688 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS.
1690 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS).
1692 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining
1693 about how the use of the 'c_lex' function requires the use of
1694 the target specific, language specific object files feature of
1695 the configuration mechanism.
1697 Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1699 * gcc.c (process_command): Use F_OK, not R_OK.
1701 2000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr>
1703 * flow.c (print_rtl_and_abort): Remove ANSIism.
1705 Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com>
1707 * config/sh/sh.h (GENERAL_REGISTER_P,
1708 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P,
1709 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them
1711 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P.
1712 * config/sh/sh.c: Use new macros.
1713 * config/sh/sh.md: Likewise.
1715 Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com>
1717 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode,
1718 instead of just MACH_REG in DImode. Always refer to FPSCR_REG
1721 Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru>
1723 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug
1725 (machine_dependent_reorg): Wrong optimization based on
1726 NOTICE_UPDATE_CC removed.
1728 Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com>
1730 * jump.c (delete_computation): Re-instate deletion of feeding insn.
1731 (delete_insn): Look for REG_LABEL notes.
1732 (redirect_tablejump): Delete feeding insns.
1734 2000-11-24 Bernd Schmidt <bernds@redhat.co.uk>
1736 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0,
1737 call_value_pop_1): Make sure operand numbers are contiguous.
1739 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null.
1741 * reload1.c (conflicts_with_override): New function.
1742 (emit_input_reload_insns): Use it to tighten test for validity
1743 of substituting into output of previous insn.
1745 * haifa-sched.c (struct ready_list): New.
1746 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static
1748 (schedule_insn): Replace args READY and N_READY with a pointer to a
1749 ready_list; return void. Use the new functions to access the ready
1750 list. All callers changed.
1751 (queue_to_ready, debug_ready_list): Likewise.
1752 (schedule_block): Initialize a ready_list structure. Use new
1753 functions to access it.
1754 (max_priority): Remove unused variable.
1755 (schedule_insn): Don't set it.
1757 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs.
1759 * combine.c (cant_combine_insn_p): New function.
1760 (try_combine): Use it.
1762 * Makefile.in (c-common.o): Depend on $(OBSTACK_H).
1763 * c-common.c (c-obstack.c): Include "obstack.h".
1764 (struct reverse_tree): Delete.
1765 (reverse_list, reverse_max_depth): Delete.
1766 (build_reverse_tree, common_ancestor, modify_ok): Delete functions.
1767 (struct tlist, struct tlist_cache): New.
1768 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New.
1769 (add_tlist, merge_tlist, verify_tree, warning_candidate_p,
1770 warn_for_collisions, warn_for_collisions_1, new_tlist): New
1772 (verify_sequence_points): Rewritten.
1773 * fold-const.c (fold): Don't lose possibly important sequence
1774 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs.
1776 2000-11-24 Richard Sandiford <rsandifo@redhat.com>
1778 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL
1779 when reversing a register-to-register copy. Reversal now disabled
1780 when the previous instruction has a REG_EQUIV.
1782 2000-11-24 Nathan Sidwell <nathan@codesourcery.com>
1784 * c-parse.in (unary_expr): Move VA_ARG from here ...
1785 (primary): ... to here.
1787 2000-11-23 Graham Stott <grahams@redhat.com>
1789 * expr.c (store_constructor): If a field is non addressable and
1790 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set.
1792 2000-11-23 Bernd Schmidt <bernds@redhat.co.uk>
1794 * flow.c (print_rtl_and_abort): New function.
1795 (verify_wide_reg, verify_local_live_at_start): Try to dump more
1796 information before aborting.
1798 2000-11-23 Alexandre Oliva <aoliva@redhat.com>
1800 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode
1801 is narrower than requested mode.
1802 (gen_highpart): Abort if register mode is narrower than
1805 2000-11-23 Graham Stott <grahams@redhat.com>
1807 * cse.c (cse_insn): Initialise all regcost variables.
1808 Fix a typo add missing '='.
1809 Only compare costs if there is a replacement insn.
1811 Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com>
1813 * final.c (output_addr_const) [LABEL_REF]: Simplify.
1814 [MINUS]: Enclose non-CONST_INTs in parentheses.
1815 [default]: Try OUTPUT_ADDR_CONST_EXTRA.
1816 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it.
1817 * varasm.c (decode_rtx_const) [CONST]: If it's not something
1818 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0
1819 instead of abort()ing.
1820 * sh.c (output_pic_addr_const): Removed. Fixed all callers.
1821 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs
1822 formerly handled in output_pic_addr_const.
1823 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC
1824 operands of MINUS in CONSTs so that decode_rtx_const() will
1827 Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com>
1829 * config/sh/sh.md (mova_const): New pattern.
1830 (GOTaddr2picreg): Use it.
1831 * config/sh/sh.c (broken_move): Match it.
1832 (mova_p): Don't match it.
1833 (machine_dependent_reorg): Adjust it.
1835 Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com>
1837 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New.
1838 Moved most register-number #defines...
1839 * config/sh/sh.md (define_constants): ... here. Use macros to
1840 refer to registers and unspecs.
1841 * config/sh/sh.c: Likewise.
1843 Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com>
1845 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE.
1846 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE.
1847 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
1848 (splay-tree.o, hash.o): Likewise.
1850 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H).
1851 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
1852 (hashtab.o): Likewise.
1853 (gcov.o): Depend on $(CONFIG_H).
1854 * configure.in: #include insn-codes.h in tm.h.
1856 2000-11-22 Nick Clifton <nickc@redhat.com>
1858 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a
1859 const char * to avoid a compile time warning.
1861 * config/arm/arm.md (define_constants): Define symbolic names for
1862 the link register, last integer register and the fake CC register.
1863 Update patterns to use these symbolic names.
1865 2000-11-22 Neil Booth <neilb@earthling.net>
1867 * cpplex.c (trigraph_ok): Ensure we don't warn twice.
1868 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs.
1870 2000-11-22 Richard Henderson <rth@redhat.com>
1872 * haifa-sched.c (sched_analyze_1): Don't special-case calls
1873 for clobbering registers.
1874 (sched_analyze_2): Likewise.
1875 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls.
1877 2000-11-22 Chris Demetriou <cgd@sibyte.com>
1878 Neil Booth <neilb@earthling.net>
1880 * gcc.c (validate_switches): Validate multiple switches named
1881 in '|' (or) expressions in specs.
1882 (handle_braces): If more than 1 alternative in a '|' spec
1883 matches, call do_spec1 just once.
1885 2000-11-22 Michael Meissner <meissner@redhat.com>
1887 * d30v.h (TARGET_SWITCHES): Add documentation strings.
1888 (TARGET_OPTIONS): Ditto.
1889 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if
1892 Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com)
1894 * pa.c (hppa_encode_label): Account for addition of encoding
1895 character when allocating persistent space for the new label
1898 2000-11-22 Zack Weinberg <zack@wolery.stanford.edu>
1900 * Makefile.in, config.gcc, configure.in: Expunge remaining
1901 traces of facility for running MD files through C preprocessor.
1903 2000-11-22 Joseph S. Myers <jsm28@cam.ac.uk>
1905 * gcov.texi: Add magic comments for texi2pod.pl.
1906 * Makefile.in: Add rules to generate and install gcov.1.
1907 * gcov.1: New (generated) file.
1909 2000-11-21 Richard Henderson <rth@redhat.com>
1911 * regrename.c (scan_rtx_reg): Terminate the chain rather than
1912 abort on mark_read with NO_REGS.
1914 2000-11-21 Mike Stump <mrs@wrs.com>
1916 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow
1917 compilation with older compilers, such as /bin/cc on SunOS.
1918 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto.
1920 2000-11-21 Richard Henderson <rth@redhat.com>
1922 * varasm.c (record_constant): Pad the constructed
1923 constant_descriptor appropriately.
1925 Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com>
1927 * rtl.h (traverse_md_constants): Declare.
1928 (struct md_constant): Define.
1929 * Makefile.in (HOST_RTL): Add hashtab.o .
1930 (OBJS): Add hashtab.o .
1931 (hashtab.o): New rule.
1932 (rtl.o): Depends on HASHTAB_H.
1933 * rtl.c (hashtab.h): #include.
1934 (md_constants): New static variable.
1935 (def_hash, def_name_eq_p, read_constants): New static functions.
1936 (traverse_md_constants): New function.
1937 (read_name): Do constant expansion.
1938 (read_rtx): Recognize define_constants.
1939 * gencodes.c (print_md_constant): New function.
1940 (main): Emit #defines for all constant definitions encountered.
1941 * md.texi (Constant Definitions): New node.
1942 * gensupport.c (xcalloc): New function.
1944 2000-11-21 Richard Henderson <rth@redhat.com>
1946 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New.
1947 * config/alpha/alpha-protos.h: Declare it.
1948 * config/alpha/alpha.md (abstf_internal): Use it.
1949 (negtf_internal): Likewise.
1950 (andnotdi3): Unstar the name.
1951 (movtf_internal): Add o/G alternative.
1953 2000-11-21 Zack Weinberg <zack@wolery.stanford.edu>
1955 * stringpool.c (stringpool_statistics): Also report number and
1956 percentage of entries which are identifiers.
1958 2000-11-21 Diego Novillo <dnovillo@redhat.com>
1960 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as
1961 visited before visiting it.
1963 2000-11-21 Nick Clifton <nickc@redhat.com>
1965 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi,
1966 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100.
1968 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi.
1970 2000-11-21 Richard Henderson <rth@redhat.com>
1972 * c-common.c (c_unsafe_for_reeval): New function.
1973 (add_c_tree_codes): Register it.
1974 * c-common.h: Declare it.
1975 * tree.c (lang_unsafe_for_reeval): New hook.
1976 (unsafe_for_reeval): Call it.
1977 * tree.h: Declare it.
1979 2000-11-21 Richard Henderson <rth@redhat.com>
1981 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT
1984 2000-11-21 Neil Booth <neilb@earthling.net>
1986 * do_includes: Revert to using cpp_read_file.
1988 2000-11-21 Bernd Schmidt <bernds@redhat.co.uk>
1990 * loop.c (consec_sets_giv): If the reg we're examining is anything
1991 but UNKNOWN_INDUCT, do nothing.
1992 Reset the reg's type to UNKNOWN_INDUCT before returning.
1994 Mostly from Vladimir Makarov (vmakarov@redhat.com)
1995 * ia64.md (attr itanium_class): Define insn types as described in
1997 (all insn patterns): Use itanium_class, not type attributes.
1998 Occasionally split alternatives as necessary.
1999 (attr type): Compute from new attr itanium_class.
2001 2000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2003 * tradcpp.c (output_line_command): Mark system headers as such in
2006 2000-11-21 Jakub Jelinek <jakub@redhat.com>
2008 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Sparc has .file/.loc
2009 support in as as well.
2010 * configure: Regenerate.
2012 2000-11-20 Richard Henderson <rth@redhat.com>
2014 * c-lex.c (orig_filename): New variable.
2015 (init_c_lex): Set it. Move call to cpp_start_read ...
2016 (yyparse): ... here. New function.
2017 * c-parse.in (yyparse_1): Rename the parser entry point.
2018 * c-tree.h: Declare it.
2020 2000-11-21 Jakub Jelinek <jakub@redhat.com>
2022 * expr.c (do_compare_and_jump): If op0 was replaced by promoted
2023 integer constant, use type of op1 for comparison.
2025 2000-11-20 Stan Shebs <shebs@apple.com>
2027 * config/rs6000/xm-darwin.h: New file, Darwin host definitions.
2028 * config/rs6000/x-darwin: New file, Darwin host fragment.
2029 * config.gcc (powerpc-*-darwin*): New host.
2030 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be
2031 overridden by a config file.
2033 2000-11-20 Neil Booth <neilb@earthling.net>
2035 * cppmacro.c (paste_tokens): Rename from paste_payloads.
2036 Change token type after pasting spellings.
2037 (paste_all_tokens): Use it.
2038 * gcc.dg/cpp/paste2.c: Update test.
2039 * objc/execute/paste.m: New test.
2041 2000-11-20 Richard Henderson <rth@redhat.com>
2043 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to
2044 dwarf_subscr_data_formats bits.
2045 * dwarfout.c (simple_type_size_in_bits): Handle a type with
2046 no computed size as size zero.
2047 (field_byte_offset): Likewise.
2048 (subscript_data_attribute): Handle a range with no upper bound.
2050 2000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2052 * gansidecl.h (const): Check __STDC__ before undef'ing `const'.
2054 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
2056 * c-typeck.c (build_conditional_expr): When merging type
2057 qualifiers for conditional expressions between a pointer and a
2058 pointer to a void type, merge the qualifiers on the target types
2059 rather than the pointer type. Remove obsolete conditioned out
2062 2000-11-20 Neil Booth <neilb@earthling.net>
2064 * c-lang.c (lang_init_options): Update call to
2066 * cppmain.c (main): Similarly.
2067 * fix-header.c (read_scan_file): Similarly.
2068 * cp/lex.c (lang_init_options): Similarly.
2069 * objc/objc-act.c (lang_init_options): Similarly.
2070 * cppexp.c (parse_number): Only warn for unextended C89.
2071 * cppinit.c (set_lang): New function.
2072 (cpp_reader_init): Take a LANG argument and pass it to set_lang.
2073 (COMMAND_LINE_OPTIONS): New option std=c++98.
2074 (cpp_handle_option): Use set_lang.
2075 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99.
2076 * cppib.h (enum_c_lang): New enumeration. Update comments.
2078 2000-11-20 Will Cohen <wcohen@redhat.com>
2080 * calls.c (expand_call): Clear target only when target is in
2081 hard register and current_function_check_memory_usage is set.
2083 2000-11-20 Bernd Schmidt <bernds@redhat.co.uk>
2085 * toplev.c (rest_of_compilation): Run optimize_mode_switching even
2087 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn.
2089 2000-11-19 Richard Henderson <rth@redhat.com>
2091 * crtstuff.c (force_to_data): Use array size 1 not 0.
2093 * dwarf2out.c (simple_type_size_in_bits): Handle a type with
2094 no computed size as size zero.
2095 (field_byte_offset): Likewise.
2097 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
2099 * config.gcc: Fix another typo.
2101 2000-11-19 Richard Henderson <rth@redhat.com>
2103 * c-decl.c (grokdeclarator): Support flexible array members.
2104 Use open-ended ranges for these and zero-length arrays.
2105 * c-typeck.c (push_init_level): Validate the context of
2106 initialization of a zero-length array.
2107 * tree.c (int_fits_type_p): Be prepared for missing bounds.
2108 * varasm.c (array_size_for_constructor): New.
2109 (output_constructor): Use it for arrays of unspecified length.
2110 * extend.texi (Zero Length): Mention C99 flexible array members.
2111 Document initialization in a top-level struct as valid.
2113 2000-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
2115 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
2117 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
2118 stdarg and varargs functions.
2120 2000-11-19 Zack Weinberg <zack@wolery.stanford.edu>
2122 * gcc.c (process_command): Define 'j' variable when
2123 MODIFY_TARGET_NAME is defined.
2125 2000-11-19 Richard Henderson <rth@redhat.com>
2127 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
2129 2000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2131 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
2132 calculation and allocation.
2134 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2136 * builtins.c (c_getstr): Constify variable.
2137 * gmon-sol2.c (_mcleanup): Comment out #endif labels.
2138 * conflict.c (const_conflict_graph_arc): New typedef.
2139 (arc_hash, arc_eq): Avoid needlessly casting away const-ness.
2140 * cppmacro.c (builtin_macro): Likewise.
2141 * dwarf2out.c (output_comp_unit): Constify variable.
2142 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
2143 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
2144 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
2146 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use
2147 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
2148 * varasm.c (const_str_htab_hash, const_str_htab_eq,
2149 compare_constant_1, record_constant_1): Constify.
2151 2000-11-18 Richard Henderson <rth@redhat.com>
2153 * c-decl.c (grokdeclarator): Special case the creation of an
2154 index for a zero-length array.
2155 * tree.c (build_index_type): Revert Oct 20 change.
2157 2000-11-18 Marek Michalkiewicz <marekm@linux.org.pl>
2159 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
2160 * config/avr/avr.c (jump_tables_size): New variable.
2161 (function_prologue): Initialize it as 0.
2162 (function_epilogue): Add it to function_size.
2163 (avr_output_addr_vec_elt): New function. Count words in jump
2164 tables in jump_tables_size. Move code ...
2165 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
2166 Call avr_output_addr_vec_elt instead.
2167 * config/avr/avr.md (tablejump): Remove disabled define_expand.
2169 2000-11-18 Mark Mitchell <mark@codesourcery.com>
2171 * configure.in: Make --enable-new-gxx-abi the default.
2172 * configure: Likewise.
2174 2000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2176 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
2178 * tradcif.y: Include tradcpp.h. Constify. Make functions static.
2179 Move extern function declarations to tradcpp.h.
2181 * tradcpp.c: Likewise.
2183 * tradcpp.h: New file.
2185 2000-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
2187 * c-decl.c (check_for_loop_decls): New function.
2188 * c-parse.in (for_init_stmt): New.
2189 (select_or_iter_stmt): Use for_init_stmt.
2190 * c-tree.h (check_for_loop_decls): New declaration.
2192 2000-11-18 Neil Booth <neilb@earthling.net>
2194 * cppinit.c: Update comments.
2195 (cpp_reader_init): Make -imacro and -include use the standard
2196 #include "" search path.
2197 (do_includes): New function.
2199 2000-11-18 Ben Elliston <bje@redhat.com>
2201 * config/sh/crt1.asm (start_l): Move PC-relative move instruction
2202 out of a branch delay slot.
2204 2000-11-17 Richard Henderson <rth@redhat.com>
2206 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
2207 (ASM_SPEC): Disable and enable .mdebug based on -gstabs.
2208 (ASM_FILE_START): Only write out ecoff .file directive if
2209 emitting mdebug debugging.
2211 2000-11-17 Richard Henderson <rth@redhat.com>
2213 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
2214 whether as accepts .file/.loc and produces dwarf2 line info.
2215 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
2216 the assembler supports it.
2217 * config.in, configure: Regenerate.
2219 2000-11-17 Richard Henderson <rth@redhat.com>
2221 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
2223 2000-11-17 Jim Wilson <wilson@redhat.com>
2225 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
2226 Don't clear need_barrier is next_insn is a CALL_INSN, or has
2227 instruction type B or UNKNOWN.
2229 2000-11-17 Neil Booth <neilb@earthling.net>
2231 * cpperror.c (print_file_and_line): Don't display line number if 0.
2233 2000-11-17 Zack Weinberg <zack@wolery.stanford.edu>
2235 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
2236 digit_vector and digit_string.
2237 * stringpool.c (digit_vector): New.
2238 (ggc_alloc_string): Use digit_string.
2240 * stmt.c (digit_strings): Delete.
2241 (init_stmt): Do not initialize digit_strings.
2242 (expand_asm_operands): Use ggc.h's digit_string macro.
2243 * toplev.c (mark_file_stack): Delete.
2244 (compile_file): Don't call init_tree_codes.
2245 (main): No need to make the file stack a GC root.
2246 * tree.c (init_tree_codes): Delete.
2247 * tree.h (init_tree_codes): Delete.
2249 * c-lex.c: Don't include ggc.h.
2250 (mark_splay_tree_node, mark_splay_tree): Delete.
2251 (init_c_lex): No need to ggc_strdup string constant. Don't add
2252 file_info_tree to GGC roots.
2253 (cb_enter_file, cb_rename_file): No need to ggc_strdup
2256 * Makefile.in (c-lex.o): No longer depends on $(GGC_H).
2258 * dbxout.c (dbxout_init),
2259 dwarf2out.c (dwarf2out_line),
2260 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
2261 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
2262 xcoffout.c (xcoffout_source_file),
2263 i386.c (load_pic_register):
2264 Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
2266 * except.c (create_rethrow_ref),
2267 profile.c (init_edge_profiler),
2268 toplev.c (compile_file),
2269 varasm.c (named_section, assemble_static_space,
2270 assemble_trampoline_template, output_constant_def, force_const_mem),
2271 i386.c (load_pic_register),
2272 ia64.c (ia64_encode_section_info),
2273 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
2274 rs6000_emit_prologue, rs6000_emit_epilogue),
2275 rs6000.md (load_toc_aix_si, load_toc_aix_di):
2276 Change ggc_alloc_string (var, -1) to ggc_strdup (var).
2278 * profile.c (output_func_start_profiler),
2280 i386.c (load_pic_register): No need to ggc_strdup string constant.
2282 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
2284 * Makefile.in (config.status): Depend on config.gcc.
2285 * configure.in <for machine in $build $host $target>: Move
2286 contents of loop into config.gcc, removing autoconf quoting.
2287 Fix changequote bug for alpha*-*-vxworks*.
2288 * configure: Regenerate.
2291 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
2293 * c-parse.in (if_prefix): Find the filename and line number at
2294 $-2 and $-1 respectively.
2295 * diagnostic.c (error_recursion): Add missing newline, use
2296 fputs, translate string.
2298 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
2300 * stringpool.c: New file.
2301 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
2302 (ggc_alloc_string): Now in stringpool.o.
2303 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
2304 * ggc.h: Delete prototype of ggc_add_string_root. #define
2305 ggc_add_string_root and ggc_mark_string to nothing. Prototype
2306 init_stringpool and stringpool_statistics.
2307 (ggc_alloc_string): Returns a const char *.
2308 * tree.c (hash_table, do_identifier_warnings): Delete.
2309 (init_obstacks): Don't initialize the identifier hash table.
2310 (get_identifier, maybe_get_identifier, start_identifier_warnings,
2311 set_identifier_size): Now in stringpool.c.
2312 * tree.h (struct tree_string): Constify pointer field.
2313 (approx_sqrt): Prototype.
2315 * Makefile.in (stringpool.o): Add rule, mention in OBJS.
2317 * toplev.c (approx_sqrt): New function.
2318 (compile_file): Call stringpool_statistics if mem_report is on.
2319 (main): Call init_stringpool.
2321 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
2322 (process_directive), c-typeck.c (constructor_asmspec, struct
2323 initializer_stack, start_init), except.c (create_rethrow_ref),
2324 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
2325 (built_in_filename), varasm,c (in_named_name,
2326 assemble_static_space, struct constant_descriptor, struct
2327 deferred_string, struct pool_constant, force_const_mem),
2328 i386.c (pic_label_name, global_offset_table_name), rs6000.c
2329 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
2331 * c-common.c (combine_strings): Combine strings in scratch
2332 buffer, then pass to build_string.
2333 * optabs.c (init_libfuncs), profile.c (init_edge_profiler,
2334 output_func_start_profiler), stmt.c (init_stmt), alpha.c
2335 (alpha_need_linkage), arm.c (arm_encode_call_attribute),
2336 i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
2337 rs6000.c (rs6000_encode_section_info): Create string in
2338 scratch buffer, then pass to ggc_alloc_string.
2340 * stmt.c (expand_asm_operands): If we must adjust the
2341 constraint strings, do so by creating a new one, not by
2342 modifying the old one in place. Constify some char *s.
2343 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second
2344 argument. Create string in scratch buffer, then pass to
2346 * config/pa/pa-protos.h: Update prototype.
2347 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
2348 hppa_encode_label takes only one argument.
2350 2000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2352 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
2355 * cpplib.c (glue_header_name): Likewise.
2357 * fixincl.c (run_compiles, start_fixer): Likewise.
2359 * fixlib.c (load_file_data): Likewise.
2361 * mkdeps.c (munge): Likewise.
2363 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
2365 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
2366 trailing ';'. Fix formatting.
2368 2000-11-16 Jim Wilson <wilson@redhat.com>
2370 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
2371 Shift masks left by one to avoid conflict.
2373 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
2376 2000-11-16 Nick Clifton <nickc@redhat.com>
2378 * config/arm/arm.c (output_arm_prologue): Note nested functions.
2379 (arm_expand_prologue): For nested functions preserve the
2380 static chain register during stack frame creation.
2382 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
2383 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
2384 with a stack frame there is a 4 byte gap between the arg
2385 pointer and the hard frame pointer (used to preserve the
2386 static chain register during stack frame creation).
2388 2000-11-16 DJ Delorie <dj@redhat.com>
2390 * rtl.c (read_rtx): Provide suitable names for unnamed
2391 define_insn and define_insn_and_split patterns, based on file
2394 2000-11-15 Neil Booth <neilb@earthling.net>
2396 * cpplib.c (start_directive, end_directive): New functions.
2397 (_cpp_handle_directive, run_directive): Use them.
2398 (_cpp_handle_directive): Don't -Wtraditional on indented
2400 (_cpp_push_buffer): Don't re-clear was_skipping.
2401 * cpplib.h (struct cpp_reader): New member la_saved.
2402 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in
2405 gcc.dg/cpp/_Pragma1.c: Update.
2406 gcc.dg/cpp/_Pragma2.c: New test.
2408 2000-11-15 Mark Mitchell <mark@codesourcery.com>
2410 * toplev.c (wrapup_global_declarations): Don't write out
2411 artificial static variables that aren't needed.
2413 2000-11-15 Bernd Schmidt <bernds@redhat.co.uk>
2415 * ia64.c (struct group): New structure.
2416 (last_group): New static array.
2417 (group_idx): New static variable.
2418 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
2419 New static functions.
2420 (emit_insn_group_barriers): Initialize and keep track of group_idx
2422 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
2423 Replace all calls to emit_insn_after that emit a group barrier to use
2424 emit_group_barrier_after.
2425 * ia64.h (MASK_B_STEP): New.
2426 (other MASK_XXX macros): Renumbered.
2427 (TARGET_B_STEP): New.
2428 (TARGET_SWITCHES): Add -mb-step.
2430 2000-11-15 Fred Fish <fnf@be.com>
2432 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
2433 machines for which fixincludes is not needed.
2434 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
2436 2000-11-15 Jason Merrill <jason@redhat.com>
2438 * diagnostic.c (finish_abort): New fn.
2439 (fancy_abort, error_recursion): Use it.
2440 * toplev.c (crash_signal): Likewise.
2441 * diagnostic.h: Declare it.
2443 2000-11-13 Andrew Haley <aph@redhat.com>
2445 * tree.c (build_type_no_quals): New function.
2446 * tree.h (build_type_no_quals): Declare.
2447 * c-common.c (c_get_alias_set): When considering type
2448 compatibility for pointer types, ignore cv-qualifiers anywhere in
2451 2000-11-15 Graham Stott <grahams@redhat.com>
2453 * regrename.c (scan_rtx_rtx): Skip to the next chain on
2454 encountering a terminated chain.
2456 2000-11-14 Mark Mitchell <mark@codesourcery.com>
2458 * configure.in: Move check for V3 above check for C++ header-file
2460 * configure: Regenerated.
2462 2000-11-14 DJ Delorie <dj@redhat.com>
2464 * config/v850/v850.c: Remove obstacks.
2466 Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru>
2468 * config/avr/avr.c (avr_case_values_threshold): New.
2469 (avr_override_options): Set it depending on options, make it large
2470 when not optimizing to work around "unable to generate reloads".
2472 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
2473 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
2474 executable if not AVR_MEGA. Make sure jump tables are word-aligned.
2475 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
2476 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
2477 (avr_case_values_threshold): Declare as extern int.
2478 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
2480 * config/avr/avr.md (tablejump): Removed.
2481 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
2482 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
2483 index in the table, not multiplied by 2.
2484 (casesi): Change to match the above insns. Always enable.
2486 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
2487 Change to expect the word address of the table, multiply it by 2
2488 here and not in the caller. Change "adiw" to faster "inc".
2490 2000-11-14 Neil Booth <neilb@earthling.net>
2492 * cppexp.c (parse_defined): Call cpp_get_token not
2495 * cpplex.c (cpp_output_line): Similarly.
2496 * cpplib.c (glue_header_name, do_line, do_ident,
2497 parse_answer, parse_assertion): Similarly.
2498 (_cpp_handle_diretive): Don't save to lookaheads
2499 when processing directives.
2500 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
2502 (funlike_invocation_p): Don't save to lookaheads
2503 when pre-expanding arguments.
2504 (_cpp_get_token): Delete.
2505 (cpp_get_token): Merge contents of _cpp_get_token.
2507 2000-11-14 Jakub Jelinek <jakub@redhat.com>
2509 * builtins.c (expand_builtin_setjmp): Set
2510 current_function_calls_setjmp.
2511 (expand_builtin_longjmp): Set current_function_calls_longjmp.
2513 * config/sparc/sparc.md (builtin_setjmp_setup): New expand.
2514 (do_builtin_setjmp_setup): New insn.
2516 Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2518 * tree.c (get_unwidened): Use host_integerp and tree_low_cst.
2519 (int_fits_type_p): For variable bounds, call force_fit_type.
2521 2000-11-14 Jakub Jelinek <jakub@redhat.com>
2523 * varasm.c (struct deferred_string): New structure.
2524 (const_str_htab): New variable.
2525 (STRHASH): New macro.
2526 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
2527 constr_str_htab_eq, const_str_htab_del): New functions.
2528 (output_constant_def): Add DEFER argument, defer string
2529 constants until mark_constant_pool time if requested.
2530 (mark_constant_pool): Walk the insn chain even if const_str_htab is
2532 (mark_constants): If a SYMBOL_REF for deferred string is found,
2533 output it and remove from hash table.
2534 (output_addressed_constants): Set DEFER to 0 in call to
2535 output_constant_def.
2536 * rtl.h (STRING_POOL_ADDRESS_P): Define.
2537 (output_constant_def): Adjust prototype.
2538 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
2540 2000-11-14 Chandrakala Chavva <cchavva@redhat.com>
2542 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
2543 signed types if flag_trapv.
2545 2000-11-14 Zack Weinberg <zack@wolery.stanford.edu>
2547 * tradcpp.c, tradcif.y: Update FSF mailing address, delete
2550 2000-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
2552 * c-common.h (CTI_C_SIZE_TYPE): Update comment.
2554 2000-11-14 Jakub Jelinek <jakub@redhat.com>
2556 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
2557 to array of pool_constnat pointers.
2558 (struct pool_constant): Add next_sym and label members.
2559 (struct pool_sym): Remove.
2560 (init_varasm_status): Change pool_sym into pool_constant.
2561 (mark_pool_constant): Mark pc->label string as well.
2562 (mark_pool_sym_hash_table): Remove.
2563 (mark_varasm_status): Remove it from caller as well.
2564 (free_varasm_status): Don't free pool_sym structures.
2565 (force_const_mem): Don't allocate pool_sym structure, instead
2566 fill pool->label and chain it into rtx_sym hash table.
2567 (find_pool_constant, mark_constant_pool): Use pool_constant instead
2570 2000-11-14 Jakub Jelinek <jakub@redhat.com>
2572 * reload1.c (emit_input_reload_insns): Honour forcing of constants
2573 into memory by PREFERRED_RELOAD_CLASS NO_REGS.
2575 2000-11-14 Michael Matz <matzmich@cs.tu-berlin.de>
2577 * dominance.c: New file.
2578 * Makefile.in (OBJS): Add dominance.o.
2580 * flow.c (compute_flow_dominators): Remove.
2581 (compute_immediate_dominators): Remove.
2582 (compute_immediate_postdominators): Remove.
2583 * basic-block.h: Remove their prototypes.
2584 (calculate_dominance_info): Add prototype.
2586 * dce.c (eliminate_dead_code): Change calls to above functions.
2587 Don't compute dominators but only immediate dominators.
2588 * flow.c (flow_loops_find): Change callers.
2589 * gcse.c (compute_code_hoist_data): Likewise.
2590 * haifa-sched.c (schedule_insns): Likewise.
2591 * ifcvt.c (if_convert): Likewise.
2592 * ssa.c (convert_to_ssa): Likewise, and only compute immediate
2595 2000-11-14 Richard Henderson <rth@redhat.com>
2597 * stmt.c (warn_if_unused_value): Don't warn if the expression
2600 * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
2601 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
2603 2000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2605 * loop.c (basic_induction_var): Revert accidental checkin.
2607 2000-11-13 Hans-Peter Nilsson <hp@axis.com>
2609 * c-lex.c (cb_leave_file): Harmonize conditions and order of
2610 statements to those of process_directive for (action == act_pop).
2612 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
2614 * local-alloc.c (equiv_init_movable_p): References to CC0 are not
2617 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2619 * c-parse.in (stmts_and_decls): Deprecate use of label at end of
2622 2000-11-13 Neil Booth <neilb@earthling.net>
2624 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
2625 cases return without MI check.
2626 * cpplib.c (do_diagnostic): Take boolean of whether to
2627 print the directive name.
2628 (do_error, do_warning): Update.
2629 (do_pragma_dependency): Use it.
2630 * cpplib.h (VARARGS_FIRST): Delete.
2631 (struct cpp_token): Delete integer.
2632 * cppmacro.c (enter_macro_context): Move disabled check
2634 (_cpp_get_token): Simplify into a single loop.
2636 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
2638 * configure.in: Use 'test -f' not '[ -e'.
2639 * configure: Regenerated.
2641 2000-11-13 DJ Delorie <dj@redhat.com>
2643 * config/mn10300/mn10300.md (store_movm): Note which registers are
2644 really used or clobbered.
2646 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2648 * c-parse.in (ends_in_label): Remove from %union and %type.
2649 (decls, stmts, lineno_stmt_or_labels, xstmts,
2650 lineno_stmt_or_label, stmt_or_label): Remove.
2651 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
2652 lineno_stmt_decl_or_labels_ending_decl,
2653 lineno_stmt_decl_or_labels_ending_label,
2654 lineno_stmt_decl_or_labels_ending_error,
2655 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
2656 lineno_stmt, lineno_label): New.
2657 (compstmt_nostart): Use compstmt_contents_nonempty.
2659 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2661 * c-common.c (boolean_increment): New function.
2662 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
2663 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
2664 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
2665 (boolean_increment): Declare.
2666 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
2667 * c-decl.c (init_decl_processing): Create boolean nodes.
2668 (finish_struct): Allow for _Bool bitfields.
2669 * c-parse.in (reswords): Add _Bool.
2670 (rid_to_yy): Allow for RID_BOOL.
2671 * c-typeck.c (default_conversion): Make booleans promote to int.
2672 (convert_arguments, build_unary_op, build_modify_expr,
2673 convert_for_assignment): Allow for booleans.
2674 * ginclude/stdbool.h: Make conforming to C99.
2676 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2678 * c-parse.in (c99_block_start, c99_block_end,
2679 c99_block_lineno_labeled_stmt): New.
2680 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
2681 (stmt): Split off selection and iteration statements into...
2682 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
2684 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2686 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
2689 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
2691 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
2692 Rewrite to avoid use of match_dup. Don't try to tie registers that
2693 are not in the same mode.
2695 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2697 * invoke.texi: Update lists of languages and suffixes supported.
2699 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2701 * configure.in: Take toplevel configure arguments from the
2702 environment to create configargs.h and substitute
2703 gcc_config_arguments, taking account of any existing configargs.h
2705 * configure: Regenerate.
2706 * gccbug.in: Include toplevel configure arguments in gccbug.
2708 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
2710 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
2711 union to make it well-aligned. Update all uses.
2713 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2715 * c-parse.in (initelt): Give appropriate pedantic warnings,
2716 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
2718 (designator): If pedantic, pedwarn for a designator specifying a
2720 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
2722 * extend.texi: Document the C99 syntax as the preferred syntax,
2723 and the pre-2.5 syntax as obsolete. Mention use of designator
2724 lists for nested subobjects.
2726 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
2728 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
2729 Add ATTRIBUTE_PRINTF.
2730 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
2731 Add ATTRIBUTE_PRINTF*.
2733 2000-11-12 Mark Mitchell <mark@codesourcery.com>
2735 * function.c (assign_parms): When calling put_var_into_stack, make
2736 sure that there are no hidden pending sequences.
2738 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2740 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
2741 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
2744 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
2746 * c-common.c (c_common_nodes_and_builtins): Declare index and
2747 rindex when nonansi builtins are allowed.
2749 * extend.texi (index, rindex): Document new builtins.
2751 2000-11-12 Mark Mitchell <mark@codesourcery.com>
2753 * configure.in: Turn on libstdc++ V3 by default.
2754 * configure: Regenerated.
2756 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
2758 2000-11-12 Jakub Jelinek <jakub@redhat.com>
2760 * reload1.c (set_label_offsets): Go inside of PARALLELs.
2762 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
2764 * invoke.texi: Clean up option summary.
2766 2000-11-12 Nick Clifton <nickc@redhat.com>
2768 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
2769 of #include headers.
2771 2000-11-12 Marc Espie <espie@openbsd.org>
2773 * configure.in: Fix filds test.
2776 2000-11-12 Mark Mitchell <mark@codesourcery.com>
2778 * jump.c (delete_computation): Don't assume that just becuase an
2779 instruction sets a register, that register is dead.
2781 2000-11-12 Neil Booth <neilb@earthling.net>
2783 * cppexp.c: Don't worry about pfile->skipping.
2784 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
2785 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
2786 for handled directives.
2787 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
2788 and releasing lookaheads.
2789 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
2790 (do_else, do_elif, push_conditional): Update logic.
2791 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
2792 (unwind_if_stack): Inline into cpp_pop_buffer.
2793 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
2794 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
2795 multiple-include optimisation.
2796 * cpplib.h (struct cpp_buffer): New member was_skipping.
2797 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
2798 works because skipping == 0 in directives.
2799 (_cpp_release_lookahead): Renamed from release_lookahead.
2800 (cpp_get_token): No need to check skipping as _cpp_get_token does
2801 this for us. No need to handle MI optimisation.
2803 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
2805 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
2806 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
2807 * fixinc/fixincl.x: Regenerated.
2809 2000-11-11 Bruce Korb <bkorb@gnu.org>
2811 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
2812 (avoid_wchar_t_type): ditto
2813 * fixinc/fixinc.irix: obsoleted
2815 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
2817 * configure.in: Don't add $outputs to all_lang_makefiles. Add
2818 $srcdir/$s/Makefile.in if it exists.
2819 * configure: Regenerate.
2821 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
2823 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
2825 2000-11-11 Jason Merrill <jason@redhat.com>
2827 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
2828 give the parm a register and then call put_var_into_stack.
2829 * stmt.c (expand_decl): Likewise.
2831 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
2833 * gcc.texi: Adjust wording.
2835 2000-11-11 Mark Mitchell <mark@codesourcery.com>
2837 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
2838 * fininc/fixincl.x: Regenerated.
2840 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
2842 * invoke.texi: Correct spelling of -foptimize-register-move.
2844 2000-11-11 Neil Booth <neilb@earthling.net>
2846 Remove CPP_PLACEMARKERs.
2848 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
2849 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
2850 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
2852 * cpplib.h: Remove CPP_PLACEMARKER.
2853 (struct lexer_state): Rename skip_newlines to next_bol.
2854 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
2855 Simplify prev_white handling as a result.
2856 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
2857 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
2858 (parse_args): Similarly. Update argument count tests.
2859 (enter_macro_context): Return 2 to indicate an empty macro.
2860 (replace_args): Don't bother pre-expanding an empty argument.
2861 Handle placemarkers and ## extension during pre-expansion.
2862 (cpp_get_token): Handle empty macro expansions. Don't worry
2863 about CPP_PLACEMARKERs.
2864 (_cpp_create_definition): Empty macros are now empty.
2865 (cpp_macro_defintion): Don't special case empty macros.
2866 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
2867 * c-lex.c: Similarly.
2869 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
2871 * gcc.texi, invoke.texi: Add new section discussing language
2872 standards; link to it where appropriate; refer to ISO C instead of
2875 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
2877 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
2880 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
2883 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
2885 * gcc.texi, gcov.texi: Update dates and version numbers.
2887 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
2889 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
2890 flex and bison, specifically, first in a unified build and
2891 then installed on the system.
2892 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
2893 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
2896 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
2897 cppdefault.o): Remove pointless sed munging of source file
2900 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
2902 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
2903 for address reloads. Push replacements for REG_INC notes.
2904 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
2906 * reload1.c (choose_reload_regs): Registers set in the insn can't be
2907 used for RELOAD_OTHER reloads.
2909 2000-11-10 Mark Mitchell <mark@codesourcery.com>
2911 * c-dump.h: New file.
2913 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2915 * alpha.c (check_float_value): Use memcpy, not bcopy.
2916 * arm.c (output_move_double): Likewise.
2918 * m88k.c (legitimize_operand): Likewise.
2919 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2920 * m88k.md: Likewise.
2921 * mips.c (override_options): Likewise.
2922 * mips.md: Likewise.
2923 * romp.c (output_fpops): Likewise.
2924 * rs6000.c (rs6000_override_options): Likewise.
2926 * vax.c (check_float_value): Likewise.
2928 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
2929 * expmed.c (synth_mult): Likewise.
2930 * final.c (add_bb_string): Likewise.
2931 * genattr.c (main): Likewise.
2932 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
2934 * jump.c (thread_jumps): Likewise.
2935 * prefix.c (save_string): Likewise.
2936 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
2937 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
2938 * reload1.c (reload, eliminate_regs): Likewise.
2940 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
2942 * gcc.texi (Service): Update to reflect current practice and
2943 location of the GNU service directory.
2945 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
2947 * regrename.c (build_def_use): Mark contents of REG_INC notes as
2948 needing replacement.
2950 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
2951 a no-op move if regs are equal.
2952 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
2953 when calling jump after post-reload splitting.
2955 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
2957 * c-tree.texi: Fix typos.
2958 * extend.texi: Likewise
2959 * gcov.texi: Likewise
2960 * rtl.texi: Likewise
2963 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
2965 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
2966 in_system_header and flags[1] before dereferencing flags[2].
2968 2000-11-09 Matthew Hiller <hiller@redhat.com>
2970 * reload1.c (reload_combine): Fixed calculation of
2971 first_index_reg, last_index_reg.
2973 2000-11-09 Mark Mitchell <mark@codesourcery.com>
2975 * c-dump.c (dequeue_and_dump): Dump function bodies.
2977 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
2978 (c-dump.o): New target.
2979 * c-common.h (flag_dump_translation_unit): New variable.
2980 (C_TYPE_QUALS): New macro.
2981 (strip_array_types): New function.
2982 (DECL_C_BIT_FIELD): New macro.
2983 (SET_DECL_C_BIT_FIELD): Likewise.
2984 (CLEAR_DECL_C_BIT_FIELD): Likewise.
2985 (dump_info_p): New typedef.
2986 (dump_tree_fn): Likewise.
2987 (lang_dump_tree): New variable.
2988 (dump_node_to_file): New function.
2989 * c-common.c (flag_dump_translation_unit): Define it.
2990 (strip_array_types): New function.
2991 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
2992 * c-lang.c (finish_file): Call dump_node_to_file if
2993 flag_dump_translation_unit.
2994 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
2995 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
2996 * c-dump.c: New file.
2998 2000-11-09 Christopher Faylor <cgf@cygnus.com>
3000 * config/i386/cygwin.h: Add mingw startfile prefix.
3002 2000-11-09 Richard Henderson <rth@redhat.com>
3004 * flow.c (invalidate_mems_from_set): Split out from ...
3005 (mark_set_1): ... here.
3006 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
3007 instead of turning insn into a NOTE_INSN_DELETED.
3009 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
3011 * extend.texi, invoke.texi: Move documentation of builtin versions
3012 of C library functions to one place and update.
3014 2000-11-09 Richard Henderson <rth@redhat.com>
3016 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
3017 the types themselves to discover type equivalence.
3019 2000-11-09 Mike Stump <mrs@wrs.com>
3021 * Makefile.in (distclean): Remove a few extra leftovers.
3023 2000-11-09 Richard Henderson <rth@redhat.com>
3025 * recog.c (validate_replace_rtx_1): Consider subregs when
3026 replacing a register with a constant inside a sign/zero_extend.
3028 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3030 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
3032 * c-decl.c (finish_struct): When a structure is completed,
3033 check all its variant types for completeness.
3035 2000-11-09 Neil Booth <neilb@earthling.net>
3037 * cpphash.c: Move cpp_defined here from cpplib.c.
3038 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
3039 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
3040 * cppmacro.c (cpp_get_token): Update comments, no need now
3041 to catch the CPP_EOF meaning EOL case.
3043 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
3045 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
3046 is more than that provided, copy to a temporary.
3048 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
3050 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
3051 interpreting $out as a macro assignment.
3052 * Makefile.in (T_TARGET): New auxiliary macro and target.
3053 (all): Add a target right in the beginning, so that we don't build
3054 T_TARGET by default.
3056 2000-11-09 Graham Stott <grahams@redhat.com>
3058 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
3059 order for -mintel-syntax. Remove comment now that the operand
3060 order has been checked.
3061 (mmx_pextrw): Likewise.
3062 (mmx_pshufw): Likewise.
3064 2000-11-09 Jakub Jelinek <jakub@redhat.com>
3066 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
3067 (c_getstr): New function.
3068 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
3069 If both arguments are constant string, optimize out.
3070 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
3071 (expand_builtin_strpbrk): Use c_getstr, do nothing if
3072 -fcheck-memory-usage.
3073 (expand_builtin_fputs): Likewise.
3074 (expand_builtin_strcmp): Add MODE argument.
3075 Use even if !HAVE_cmpstrsi.
3076 Optimize the case when both arguments are constant strings.
3077 (expand_builtin): Adjust expand_builtin_strcmp caller.
3078 Call expand_builtin_strchr and expand_builtin_strrchr.
3079 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
3081 * builtins.def (BUILT_IN_STRRCHR): Add.
3083 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3085 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
3087 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
3089 * calls.c (expand_call, emit_library_call_value_1), collect2.c
3090 (scan_prog_file), config/a29k/a29k.c (print_operand),
3091 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
3092 instead of bcopy ().
3093 * real.h: Use memcmp () instead of bcmp ().
3094 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
3095 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
3096 ultrasparc_sched_init, ultrasparc_sched_reorder),
3097 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
3098 instead of bzero ().
3099 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
3100 instead of rindex ().
3101 * configure.in: Don't check for bzero, bcmp, index or rindex.
3102 * configure, config.in: Regenerate.
3103 * system.h: Don't include declarations for bzero, bcmp, index or
3105 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
3106 bzero, bcmp, index or rindex.
3108 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
3110 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
3111 include and library paths from -mcygwin case. Parameterize some
3112 declarations to avoid warnings. Use standard locations for include and
3115 2000-11-08 Nick Clifton <nickc@redhat.com>
3117 * config/arm/arm.md (mulsidi3adddi): Change output operand
3118 constraint from "=&" to "+&".
3119 (umulsidi3adddi): Change output operand constraint from "=&" to
3122 2000-11-08 Richard Henderson <rth@redhat.com>
3124 * flow.c (init_propagate_block_info): Protect the rtx stored in
3125 mem_set_list from modification by find_auto_inc.
3126 (mark_set_1): Likewise.
3128 2000-11-08 Neil Booth <neilb@earthling.net>
3130 Move directive handling into the lexer itself.
3132 * cpplex.c (_cpp_lex_token): Handle directives directly.
3133 In the case of a directive interrupting a function-like
3134 macro invocation, use extra_char since read_ahead is
3135 used to store the '#'. Return a CPP_EOF in this case.
3136 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
3137 (cpp_get_token): Don't handle directives here.
3138 * cpplib.h: Remove CPP_DHASH token type.
3140 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
3142 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
3143 formed using PRE_MODIFY too.
3145 2000-11-08 Mark Mitchell <mark@codesourcery.com>
3147 * c-tree.texi (VAR_DECL): Describe representation of GCC's
3148 extension for placing variables in particular registers.
3150 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
3151 unprototyped C functions with no parameters.
3153 2000-11-08 Jakub Jelinek <jakub@redhat.com>
3155 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
3156 before passing to fprintf.
3158 2000-11-08 Jakub Jelinek <jakub@redhat.com>
3160 * function.c (expand_function_start): Cast GET_MODE_SIZE to
3161 HOST_WIDE_INT before negating it.
3163 2000-11-08 Jakub Jelinek <jakub@redhat.com>
3165 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
3166 passed in multiple non-contiguous locations.
3168 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3170 * README.gnat: Remove file.
3172 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
3174 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
3177 2000-11-07 Richard Henderson <rth@redhat.com>
3179 * dwarfout.c (INSN_LABEL_FMT): Remove.
3180 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
3181 (dwarfout_label): Remove.
3182 * dwarfout.h: Remove it's prototype.
3183 * dwarf2out.c (INSN_LABEL_FMT): Remove.
3184 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
3185 (dwarf2out_label): Remove.
3186 * dwarf2out.h: Remove it's prototype.
3187 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
3189 2000-11-07 Richard Henderson <rth@redhat.com>
3191 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
3192 search on the unwind region section.
3194 * config/ia64/ia64.md (movbi): Add r/r alternative.
3195 (cmovdi_internal_astep): Describe all combinations of register
3196 classes for sources & destinations; remove matching constraints.
3197 (cmovdi_internal): Likewise.
3199 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
3201 2000-11-07 Richard Henderson <rth@redhat.com>
3203 * c-lang.c (start_cdtor, finish_cdtor): New functions.
3204 (finish_file): Use them in building constructor/destructor functions.
3206 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
3207 LD_FINI_SWITCH): Move ...
3208 * config/alpha/osf.h: ... here.
3209 * config/alpha/alpha-interix.h: Don't undef them.
3211 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
3213 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
3214 included in libgcc.a.
3216 (dp-bit.c): Likewise.
3217 (fp-bit.c): Likewise.
3219 2000-11-07 Nick Clifton <nickc@redhat.com>
3221 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
3222 (INTERNAL_ASM_OP): Add missing tab.
3224 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
3226 * alias.c (init_alias_analysis), calls.c (expand_call,
3227 emit_library_call_value_1), combine.c (init_reg_last_arrays),
3228 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
3229 (init_output_buffer, set_diagnostic_context), dwarf2out.c
3230 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
3231 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
3232 function.c (assign_parms), gcse.c (compute_can_copy,
3233 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
3234 compute_hash_table, compute_set_hash_table,
3235 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
3236 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
3237 clear_units, schedule_block), integrate.c (initialize_for_inline,
3238 expand_inline_function), jump.c (thread_jumps), local-alloc.c
3239 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
3240 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
3241 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
3242 record_reg_classes, allocate_reg_info), reload.c
3243 (get_secondary_mem, remove_address_replacements, find_reloads),
3244 reload1.c (reload, set_initial_label_offsets, finish_spills,
3245 reload_as_needed, choose_reload_regs_init,
3246 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
3247 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
3248 (rename_registers), stmt.c (expand_end_case), unroll.c
3249 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
3250 () instead of bzero ().
3252 2000-11-07 Neil Booth <neilb@earthling.net>
3254 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
3256 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3258 * c-common.c (combine_strings): Only warn about long strings for C.
3260 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
3262 * combine.c (distribute_notes): Fix typo in last change.
3264 2000-11-07 Geoff Keating <geoffk@redhat.com>
3266 * config/rs6000/rs6000.md (movdi_internal32+1): Use
3267 operand_subreg_force rather than gen_rtx_SUBREG.
3268 (movdi_internal32+2): Likewise.
3270 2000-11-07 Philip Blundell <philb@gnu.org>
3272 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
3273 * config/arm/linux-aout.h: Likewise.
3274 * configure: Regenerate.
3276 2000-11-07 Philipp Thomas <pthomas@suse.de>
3278 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
3279 accepted my the gettext maintainer.
3281 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3283 * builtins.c (expand_builtin_strpbrk): New function.
3284 (expand_builtin): Handle BUILT_IN_STRPBRK.
3286 * builtins.def (BUILT_IN_STRPBRK): New entry.
3288 * c-common.c (c_common_nodes_and_builtins): Declare builtin
3291 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
3293 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
3294 * POTFILES.in: Add config/alpha/freebsd.h
3295 * configure.in: Add alpha*-freebsd support.
3296 * configure: Regenerate.
3298 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
3300 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
3301 copy of ptr_type_node rather than ptr_type_node itself.
3303 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
3305 * combine.c (recog_for_combine): Allocate uninitialized vector with
3307 * recog.c (apply_change_group): Likewise.
3309 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
3311 * flow.c (verify_local_live_at_start): Back out last change.
3312 * combine.c (distribute_notes): When parts of a hard reg are
3313 neither set nor referenced in PLACE, search backwards for a
3314 place to put a REG_UNUSED note; if none found, ask for flow
3317 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
3319 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
3320 with (clobber (match_scratch...)).
3322 2000-11-06 Neil Booth <neilb@earthling.net>
3324 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
3327 2000-11-06 Neil Booth <neilb@earthling.net>
3329 * tradcpp.c (special_symbol): Assign an null string rather
3330 than writing to an unallocated buffer.
3332 2000-11-06 Neil Booth <neilb@earthling.net>
3334 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
3337 2000-11-06 Neil Booth <neilb@earthling.net>
3339 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
3340 tok.val.arg_no as appropriate.
3341 * cppexp.c (lex): Similarly.
3342 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
3343 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
3344 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
3345 cpp_macro_definition): Similarly.
3346 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
3348 2000-11-06 Jakub Jelinek <jakub@redhat.com>
3350 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
3351 operands[1] is constant, calculate the sum and generate movdi.
3352 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
3353 (subsi3): Use SImode in call to arith_4096_operand.
3355 2000-11-06 Jakub Jelinek <jakub@redhat.com>
3357 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
3358 adjust %o1, not %o0 if the return type is large structure.
3360 2000-11-06 Jakub Jelinek <jakub@redhat.com>
3362 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
3363 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
3365 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
3367 * expmed.c (expand_divmod): For signed divide by 2, prefer
3368 a branch and fewer shifts if branches are very cheap.
3370 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
3372 * Makefile.in: Remove all targets related to building
3373 distributions and diffs, or INSTALL.
3374 * INSTALL, install1.texi: Remove.
3375 * configure.in: Remove mention of distdir.
3376 * configure: Regenerate.
3377 * objc/Make-lang.in: Remove mention of distdir.
3379 2000-11-04 Neil Booth <neilb@earthling.net>
3381 * cpp.texi: Update for _Pragma.
3383 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
3385 * gcc.texi (Contributing): Update URL for projects web page.
3387 2000-11-04 Neil Booth <neilb@earthling.net>
3389 * cpplex.c (parse_string): Don't allow multiline strings in
3390 #include family directives.
3392 2000-11-04 Neil Booth <neilb@earthling.net>
3394 * cpplib.c (do_line): Only warn pedantically if not reading
3397 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
3399 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
3402 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
3404 * builtins.c (expand_builtin_strlen): Remove unused mode
3406 * gcc.c (process_command): Remove unused variable.
3407 * fold-const.c: Include expr.h.
3408 * recog.c: Include reload.h.
3409 * Makefile.in (recog.o, fold-const.o): Update deps.
3411 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
3413 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
3415 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
3417 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
3419 (STARTFILE_SPEC): Likewise.
3420 (LINK_SPEC): Likewise.
3422 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3424 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
3425 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
3426 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
3428 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
3430 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
3431 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
3432 perm_calloc, get_identifier, maybe_get_identifier,
3433 real_value_from_int_cst, simple_cst_equal), varasm.c
3434 (assemble_name, assemble_real, immed_real_const_1,
3435 compare_constant_1, decode_rtx_const, output_constant_pool): Use
3436 strrchr () instead of rindex (). Use memcmp () instead of bcmp
3437 (). Use memcpy () instead of bcopy (). Use memset () instead of
3440 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
3442 * cppfiles.c (open_file): If already read, then don't reopen.
3443 Immediately close an empty file.
3445 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
3447 * expr.h (fold_builtin): Move declaration...
3448 * tree.h (fold_builtin): ... here.
3450 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
3452 * flow.c (verify_local_live_at_start): Allow hard regs to die.
3454 2000-11-02 Neil Booth <neilb@earthling.net>
3457 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
3458 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
3459 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
3460 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
3461 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
3462 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
3463 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
3464 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
3465 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
3466 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
3467 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
3468 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
3469 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
3470 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
3471 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
3472 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
3473 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
3474 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
3475 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
3476 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
3477 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
3478 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
3479 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
3480 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
3481 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
3482 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
3483 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
3484 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
3485 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
3486 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
3487 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
3488 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
3489 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
3490 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
3491 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
3492 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
3493 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
3494 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
3495 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
3496 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
3497 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
3498 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
3499 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
3500 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
3501 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
3502 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
3503 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
3504 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
3505 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
3506 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
3507 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
3508 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
3509 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
3510 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
3511 vax/vaxv.h, vax/vms.h, we32k/we32k.h
3513 Replace -A() with -A=, the new assertion syntax.
3515 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
3517 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
3519 In REG_DEAD handling: When handling parts of multi-hard-reg hard
3520 registers, increment the loop counter by the size of the parts;
3521 use recursion to handle individual parts.
3523 2000-11-02 Neil Booth <neilb@earthling.net>
3525 * configure.in: Make integrated CPP the default.
3526 * configure: Regenerate.
3528 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
3530 * reload.c (find_equiv_reg): Test all hard registers for membership
3531 in the requested class.
3533 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
3535 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
3536 process_command, main), gcov.c (open_files, output_data), tlink.c
3537 (frob_extension, scan_linker_output), toplev.c
3538 (file_name_nondirectory): Use strchr () and strrchr () instead of
3539 index () and rindex ().
3541 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
3543 * c-common.c (get_flag_spec, check_format_info_main,
3544 check_format_types): Use strchr () instead of index (). Compare
3545 against error_mark_node instead of comparing the TREE_CODE against
3548 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
3552 * c-lex.c (init_c_lex): Update cpp_start_read call.
3553 (cb_ident): Update for new callback prototype.
3554 (cb_def_pragma): Update for new cpp_get_token prototype.
3555 (c_lex): Similarly. Use cpp_get_line.
3557 * c-parse.in (finish_parse): Update for new cpp_finish
3560 * cp/lex.c (finish_parse): Similarly.
3562 2000-11-01 Geoff Keating <geoffk@cygnus.com>
3564 * machmode.def: Add V16QImode.
3566 2000-11-01 Richard Henderson <rth@redhat.com>
3568 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
3569 from rtl_for_decl_location.
3570 (add_location_or_const_value_attribute): Likewise.
3572 2000-11-01 Neil Booth <neilb@earthling.net>
3574 * cpplib.c (run_directive): Use correct line number for output
3575 of _Pragma. Remember any in-progress directive.
3577 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
3579 2000-11-01 Richard Henderson <rth@redhat.com>
3581 * stmt.c (expand_start_null_loop): Set continue_label.
3583 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
3585 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
3586 (expand_builtin_constant_p): Move parts of the code into
3587 fold_builtin_constant_p.
3588 (expand_builtin_strlen): Move parts of the code into fold_builtin.
3589 * expr.h (fold_builtin): Declare.
3590 * fold-const.c (fold): Handle builtin calls.
3592 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
3594 2000-11-01 Richard Henderson <rth@redhat.com>
3596 * stmt.c (expand_start_null_loop): New.
3597 (expand_end_null_loop): New.
3598 * c-semantics.c (genrtl_do_stmt): Use them.
3599 * tree.h: Declare them.
3601 2000-11-01 Richard Henderson <rth@redhat.com>
3603 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
3605 2000-11-01 Neil Booth <neilb@earthling.net>
3607 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
3608 * cp/spew.c: Similarly.
3609 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
3610 * cppmacro.c (stringify_arg): Similarly.
3611 * cpplib.h (CPP_BACKSLASH): Delete.
3613 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3615 * builtins.c (expand_builtin_strstr): New function.
3616 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
3618 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
3620 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
3623 2000-10-31 Richard Henderson <rth@redhat.com>
3625 * config/i386/i386.c (fcmov_comparison_operator): Check for
3626 CCFPmode or CCFPUmode instead of CCmode.
3627 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
3628 unordered operations as well.
3630 2000-10-31 Richard Henderson <rth@redhat.com>
3632 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
3633 of integer_zero_node.
3635 2000-10-31 Richard Henderson <rth@redhat.com>
3637 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
3639 2000-10-31 Nick Clifton <nickc@redhat.com>
3641 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
3642 -fdata-sections to override the section attribute of a DECL.
3644 2000-10-31 Chris Demetriou <cgd@sibyte.com>
3646 * libgcc2.c (__shtab): Remove __shtab variable.
3647 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
3648 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
3651 2000-10-31 Jim Wilson <wilson@redhat.com>
3653 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
3654 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
3655 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
3656 instead of ASM_OUTPUT_INTERNAL_LABEL.
3657 (dwarf2out_end_block, dwarf2out_label): Likewise.
3658 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
3659 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
3661 2000-10-31 Richard Henderson <rth@redhat.com>
3663 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
3664 (size_of_locs): Set it.
3665 (output_loc_operands): Use it to compute branch displacement.
3666 (int_loc_descriptor): New.
3667 (mem_loc_descriptor): Dereference memory in the proper size.
3668 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
3669 (loc_descriptor_from_tree): New.
3670 (rtl_for_decl_location): Break out from ...
3671 (add_location_or_const_value_attribute): ... here.
3672 (add_bound_info): Use loc_descriptor_from_tree.
3674 2000-10-31 Neil Booth <neilb@earthling.net>
3676 * cpp.texi: Update for new command line assertion syntax.
3677 * cpplib.c (cpp_define): Simplify a bit.
3678 (cpp_assert, cpp_unassert): Use handle_assertion.
3679 (handle_assertion): New function; accept new command line
3681 * testsuite/gcc.dg/cpp/assert3.c: New tests.
3683 2000-10-31 Neil Booth <neilb@earthling.net>
3685 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
3686 undefined. Remove #ifdef check.
3687 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
3688 Define STDC_0_IN_SYSTEM_HEADERS to 1.
3690 2000-10-31 Jan Hubicka <jh@suse.cz>
3691 Jakub Jelinek <jakub@redhat.com>
3693 * config/i386/i386.h: Clarify CCNOmode description in comment.
3694 (EXTRA_CC_MODES): Remove CCRCmode.
3695 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
3696 (put_condition_code, ix86_match_ccmode): Likewise.
3697 (ix86_cc_mode): Likewise. Fix comment.
3698 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
3699 * config/i386/i386.md: Add unspec 12 description.
3700 (adddi3 split): Use unspec 12 instead of CCRCmode.
3701 (addsi3_carry_rc): Remove.
3702 (addsi3_cc, addqi3_cc): New patterns.
3703 (addsi_3): Swap operands, match CCZmode.
3704 (addsi_4): Rewritten.
3705 (addsi_5): Renamed from addsi_6.
3707 (addhi_3): Swap operands, match CCZmode.
3708 (addhi_4): Rewritten.
3709 (addhi_5): Renamed from addhi_6.
3711 (addqi_3): Swap operands, match CCZmode.
3712 (addqi_4): Rewritten.
3713 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
3714 (subsi3_carry_rc): Removed.
3715 (iorqi_3): Use =q constraint for clobber.
3716 (xorqi_cc_2): Likewise.
3717 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
3718 (x86_movsicc_0_m1_rc): Removed.
3719 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
3721 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
3723 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
3724 and decrement of complex types.
3726 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3728 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
3729 builtin fputs, ensure we still evaluate the stream in case it
3732 2000-10-31 Jakub Jelinek <jakub@redhat.com>
3734 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
3737 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
3739 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
3740 (fp_extended_operand, emit_fpscr_use): Likewise.
3741 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
3742 (fpul_operand): New function.
3743 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
3744 fp_extended_operand. Add fpul_operand.
3745 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
3746 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
3747 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
3748 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
3749 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
3750 (divdf3_i): Likewise.
3751 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
3752 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
3753 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
3754 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
3755 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
3757 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
3759 * config/i386/i386.c (ix86_init_builtins): Correct return type
3760 building v4hi_ftype_v4hi_int_int tree node.
3761 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
3762 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
3764 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
3766 (mmx__uavgv8qi3): Correct insn mnemonic.
3767 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
3768 (mmx_punpckhwd): Correct insn mnemonic.
3769 (mmx_punpckhdq): Likewise.
3770 (mmx_punpcklwd): Likewise.
3771 (mmx_punpckldq): Likewise.
3772 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
3773 Renumber case labels to match the _mm_prefetch constants defined in
3776 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
3777 if the splitter didn't emit new insns.
3778 Make sure we call cleanup_subreg_operands even when splitting the last
3779 insn in a basic block.
3781 * invoke.texi (Debugging Options): Describe -do.
3782 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
3783 (dump_file): Likewise.
3784 (rest_of_compilation): Split .greg dump into .greg and .postreload.
3786 2000-10-30 Neil Booth <neilb@earthling.net>
3788 * cppfiles.c (stack_include_file): Check for stacked contexts
3790 * cpphash.h (_cpp_do__Pragma): New prototype.
3791 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
3793 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
3794 escaped newlines if !(buffer->from_stage3).
3795 (_cpp_lex_token): Warn about missing newlines iff
3796 !buffer->from_stage3.
3798 * cpplib.c (get__Pragma_string, destringize,
3799 _cpp_do__Pragma): New functions.
3800 (run_directive): Set output_line for _Pragma to avoid line
3801 markers in output. Set from_stage3 and prevent macro expansion
3802 for _Pragma and command-line options. Check buffer exhaustion.
3803 (cpp_push_buffer): Don't check for stacked macro contexts, as
3804 this is perfectly legitimate for _Pragma. Move the check to
3805 stack_include_file instead. Set from_stage3 iff buffer is
3808 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
3809 unsigned. New boolean from_stage3.
3810 (struct spec_nodes): Add n__Pragma.
3812 * cppmacro.c (enter_macro_context): Flip sense of return value.
3813 (_cpp_get_token): Handle _Pragma operator.
3815 2000-10-30 Phil Edwards <pme@sources.redhat.com>
3817 * gcc.texi: The C++ standard isn't "draft" anymore.
3819 2000-10-30 Mark Mitchell <mark@codesourcery.com>
3821 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
3823 2000-10-29 Neil Booth <neilb@earthling.net>
3825 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
3827 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
3829 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
3830 fixinc/inclhack.def: Change comments mentioning C9X to refer to
3833 * invoke.texi: Document that -V will only work for very similar
3834 versions of driver and compiler.
3836 2000-10-29 Neil Booth <neilb@earthling.net>
3838 * cppmacro.c (_cpp_create_definition): Optimize the case of
3839 a macro defined to itself.
3841 2000-10-29 Neil Booth <neilb@earthling.net>
3843 * cpplex.c (save_comment): Don't store new lines in C++ comments.
3845 2000-10-29 Michael Hayes <mhayes@redhat.com>
3847 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
3849 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
3851 * cpphash.c (cpp_forall_identifiers): Add context variable
3852 for callback routine.
3853 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
3855 (main): Call cpp_forall_identifiers with null context.
3856 * cpplib.h (cpp_forall_identifiers): Update prototype.
3858 * cppmain.c: Make `parse_in' and `print' static.
3860 2000-10-28 Alan Modra <alan@linuxcare.com.au>
3862 * c-decl.c (finish_function): Clear c_function_name_declared_p.
3864 2000-10-28 Richard Henderson <rth@redhat.com>
3866 * regrename.c (scan_rtx_address): Frob action, not class,
3867 when trying to disable optimization.
3869 2000-10-28 Mark Mitchell <mark@codesourcery.com>
3871 * c-semantics.c (make_rtl_for_local_static): Don't clobber
3872 DECL_ASSEMBLER_NAME.
3874 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
3876 * configure.in: Determine and substitute gcc_version_full.
3877 * configure: Regenerate.
3878 * gccbug.in: Use it to give full version. Don't allow
3881 2000-10-28 Richard Henderson <rth@redhat.com>
3883 * recog.c (split_all_insns): Run cleanup_subreg_operands
3886 * regrename.c (regrename_optimize): Verify that all registers of
3887 a multiple register mode are available.
3888 (scan_rtx_address): Accept the mode of the address; all callers
3891 * cpplib.c (run_directive): Fix prototype.
3893 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
3895 * reload.c (find_reloads): Distinguish "wins" so that we know whether
3896 a given operand won because of a matching constraint or not; then use
3897 that information to compute goal_alternative_matched properly.
3898 * reload1.c (choose_reload_regs): Never set reload_override_in for an
3901 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
3902 accurate value for MULT.
3903 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
3904 2% or > 98% before using static branch prediction bits.
3906 2000-10-28 Neil Booth <neilb@earthling.net>
3910 * cpplib.c (struct answer): New.
3911 (struct if_stack): Use cpp_lexer_pos rather than line and col.
3912 Rename cmacro mi_cmacro.
3913 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
3914 IN_I): New directive and flags.
3915 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
3916 parse_answer, parse_assertion, find_answer): New functions.
3917 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
3918 (lex_macro_node): New function to replace parse_ifdef and
3921 (_cpp_handle_directive): New function, combines _cpp_check_directive
3922 and _cpp_check_linemarker.
3924 (do_define, do_undef, parse_include, do_include, do_import,
3925 do_include_next, read_line_number, do_line, do_ident, do_pragma,
3926 do_pragma_once, do_pragma_poison, do_pragma_dependency):
3927 Update for new token getting interface.
3929 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
3930 : Update for new multiple-include optimisation technique.
3931 (do_elif): Don't forget to invalidate controlling macros.
3933 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
3934 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
3935 Functions to handle assertions with the new token interface.
3936 (do_assert, do_unassert): Use them.
3938 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
3941 (_cpp_init_stacks): Register directive names. Don't register special
3944 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
3945 new position recording regime.
3946 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3947 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
3948 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
3949 (cpp_type2name): Move to cpplex.c.
3951 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
3952 (parse_defined): Update to handle new multiple include optimisation
3953 method. Remove poisoned identifier warning.
3954 (parse_assertion, TYPE_NAME): Delete.
3955 (lex): Update for multiple include optimisation, removal of
3956 CPP_DEFINED, to use _cpp_test_assertion for assertions and
3958 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
3959 (op_as_text): New function, to wrap cpp_token_as_text.
3961 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
3962 Update for MI optimisation.
3963 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
3964 segfault on diagnostic.
3965 (_cpp_compare_file_date): Take a token rather than 3 args.
3966 (cpp_read_file): Work correctly for zero-length files.
3968 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
3969 _cpp_init_hashtable and _cpp_cleanup_hashtable.
3970 (cpp_lookup): Place identifiers at front of identifier pool
3971 for _cpp_lookup_with_hash.
3972 (_cpp_lookup_with_hash): Require identifiers to be at the front of
3973 the identifier pool. Commit the memory if not already in the
3976 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
3977 Initialise various members of cpp_reader, memory pools, and the
3979 (cpp_printer_init): Delete.
3980 (cpp_cleanup): Update.
3981 (struct builtin, builtin_array, initialize_builtins): Update for new
3982 hashnode definition and builtin handling.
3983 (cpp_start_read, cpp_finish): Don't take or initialise a
3986 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
3987 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
3988 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
3989 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
3990 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
3991 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
3992 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
3993 struct toklist, struct cpp_context, struct specnodes,
3994 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
3995 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
3996 enum builtin_type, cpp_can_paste): New.
3997 (struct cpp_token): Delete line and col members.
3998 (struct cpp_buffer): New member output_lineno.
3999 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
4000 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
4001 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
4002 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
4003 base_context, context, directive, mi_state, mi_if_not_defined,
4004 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
4005 mlstring_pos, macro_buffer, macro_buffer_len.
4006 Delete members mls_line, mls_column, token_list, potential_control_macro,
4007 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
4008 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
4009 save_parameter_spellings, need_newline, .
4010 Change type of date, time and spec_nodes members.
4011 Change prototypes for include and ident callbacks.
4012 (struct cpp_hashnode): Change type of name. Remove union members
4013 expansion and code. Add members macro, operator and builtin.
4015 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
4016 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
4017 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
4018 cpp_stop_lookahead): New prototypes.
4019 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
4021 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
4022 Move from cpphash.h.
4024 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
4025 ufputs): Move to cpplib.h.
4026 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
4027 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
4028 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
4029 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
4030 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
4031 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
4032 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
4033 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
4034 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
4035 _cpp_parse_assertion, _cpp_find_answer): Delete.
4036 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
4037 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
4038 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
4039 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
4040 _cpp_handle_directive, DSC): New.
4041 (struct include_file): New member defined.
4043 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
4044 _cpp_compare_file_date): Update.
4045 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
4046 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
4047 _cpp_cleanup_hashtable.
4049 * Makefile.in: Remove cppoutput.c.
4051 * cppoutput.c: Delete
4053 * fixheader.c (read_scan_file): Update for new cpp_get_token
4055 (recognized_function): New argument LINE.
4057 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
4058 new cpp_get_token prototype.
4060 * scan.h (recognized_function): Update prototype.
4062 * po/POTFILES.in: Remove cppoutput.c.
4064 2000-10-27 Mark Mitchell <mark@codesourcery.com>
4066 * c-typeck.c (check_init_type_bitfields): Remove.
4067 (constructor_incremental): Likewise.
4068 (struct constructor_stack): Remove incremental bit.
4069 (struct initializer_stack): Likewise.
4070 (start_init): Don't play with constructor_incremental.
4071 (finish_init): Likewise.
4072 (really_start_incremental_init): Likewise.
4073 (push_init_level): Likewise.
4074 (pop_init_level): Likewise.
4075 (output_init_level): Likewise.
4076 (output_pending_init_elements): Likewise.
4078 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
4080 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
4081 Improve error messages. Correct parsing of
4082 #pragma pack(pop [,id]). Do not check the user-supplied
4083 alignment if we're popping.
4085 * gcc.dg/pack-test-1.c: New test case.
4086 * gcc.dg/pack-test-2.c: New test case.
4087 * gcc.dg/pack-test-1.h: New file.
4089 2000-10-27 Neil Booth <neilb@earthling.net>
4093 2000-10-27 Kelley Cook <kelley.cook@home.com>
4095 * invoke.texi: Document -mintel-syntax
4097 2000-10-27 Richard Henderson <rth@redhat.com>
4099 * invoke.texi: Document -frename-registers. Add it to -O3.
4100 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
4101 (enum dump_file_index, dump_file): Update order.
4102 (main): Set flag_rename_registers at -O3.
4104 2000-10-27 Richard Henderson <rth@redhat.com>
4106 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
4107 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
4108 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
4109 * config/alpha/alpha.md (call_osf_1): Use it.
4110 (call_value_osf_1): Likewise.
4112 * config/ia64/ia64.c: Revert 10-23 patch.
4113 (ia64_hard_regno_rename_ok): New.
4114 * config/ia64/ia64-protos.h: Declare it.
4115 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
4117 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
4118 Richard Henderson <rth@redhat.com>
4120 * regrename.c: Rewrite to handle multi-register modes and
4121 cond_exec instructions.
4122 * Makefile.in (regrename.o): Update dependancies.
4123 * recog.h (struct operand_alternative): Add is_address.
4124 * recog.c (preprocess_constraints) [case 'p']: Set it.
4126 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
4128 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
4129 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
4130 top level. Kill oldstyle_subdirs. Do not include
4131 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
4132 $outputs. Do not run configure.lang from config.status.
4133 Rearrange warning-flag logic to correspond to what the
4134 makefile wants. Put special vax stage1 options in
4135 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
4136 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
4137 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
4138 switch is given, nothing otherwise.
4139 * configure.lang: Delete.
4141 * Makefile.in: Expunge all traces of extra_c_objs,
4142 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
4143 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
4144 warning options via a three level scheme so that -pedantic and
4145 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
4146 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
4147 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
4148 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
4149 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
4150 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
4151 generation rules. Wrap all rules that change the current
4152 directory in parentheses; pmake doesn't spawn a new shell for
4153 each command. Expunge all references to $(P). When one
4154 command depends on another and they're run all at once, use &&
4155 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
4156 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
4159 * objc/Make-lang.in: Wrap all rules that change the current
4160 directory in parentheses. Expunge all references to $(P).
4161 When one command depends on another and they're run all at
4162 once, use && to separate them, not ;. Add OUTPUT_OPTION to
4163 all object-file generation rules. Delete obsolete variables.
4164 * objc/Makefile.in: Delete.
4166 2000-10-27 Jakub Jelinek <jakub@redhat.com>
4168 * calls.c (expand_call): If sibcall_failure is set during pass 1,
4169 clear tail_call_insns as well.
4171 2000-10-27 Nick Clifton <nickc@redhat.com>
4173 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
4176 2000-10-26 Richard Henderson <rth@redhat.com>
4178 * calls.c (expand_call): Supress sibcall if we have a
4179 BLKmode return in registers.
4181 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
4183 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
4186 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
4188 * tree.c (make_node, case 't'): Set alignment to that of
4190 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
4192 2000-10-25 Mark Mitchell <mark@codesourcery.com>
4194 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
4195 * configure.in (enable-libstdcxx-v3): Arrange to have
4196 HAVE_LIBSTDCXX_V3 substituted into the output files.
4198 2000-10-25 Richard Henderson <rth@redhat.com>
4200 * recog.c (constrain_operands): Initialize which_alternative
4201 before no alternatives early exit.
4203 * cse.c (find_comparison_args): Check that we can reverse a
4204 comparison if needed before accepting the substitution.
4206 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
4208 * simplify-rtx.c (simplify_relational_operation): Sign extend
4209 low words before sign extending to high words.
4211 2000-10-25 Nick Clifton <nickc@redhat.com>
4213 * config/mcore/mcore.c: Include config.h before system.h.
4215 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
4217 * config/mcore/mcore.md (return): Force function epilogue to
4218 always be generated to work around epilogue suppression bug in
4221 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
4223 * c-decl.c (grokdeclarator): Move warning for qualified void
4224 return types with -pedantic to when the function type is
4225 constructed. At -W, warn in general for qualified function return
4226 types, except for volatile void.
4227 * invoke.texi: Document this new warning at -W.
4229 2000-10-25 Neil Booth <neilb@earthling.net>
4231 * cpp.texi: Update with implementation-defined behavior and
4234 2000-10-25 Jakub Jelinek <jakub@redhat.com>
4236 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
4237 incomplete type force it into alias set 0.
4239 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
4241 * alias.c: Include basic-block.h.
4242 (loop_p): New function.
4243 (mark_constant_function): Use it.
4244 * Makefile.in (alias.o): Update dependencies.
4246 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
4248 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
4251 2000-10-24 Jim Wilson <wilson@cygnus.com>
4253 * expmed.c (store_bit_field): Move integer pun code down after
4254 code that calls emit_move_insn for entire register move.
4255 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
4256 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
4258 2000-10-24 Richard Henderson <rth@cygnus.com>
4260 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
4261 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
4263 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
4265 * gcse.c (cprop_insn): do not propagate constants into jump_insn
4266 for machines with CC0 more than once.
4268 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
4270 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
4271 pseudos just like memory.
4273 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
4275 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
4276 when deleting libcall sequence collapsed to a single instruction.
4278 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
4280 * expr.c (do_store_flag): Don't crash if either side of a
4281 comparison is error_mark_node.
4283 2000-10-24 Jakub Jelinek <jakub@redhat.com>
4285 * sibcall.c (purge_mem_unchanging_flag): New function.
4286 (optimize_sibling_and_tail_recursive_calls): Call it.
4288 2000-10-24 Philipp Thomas <pthomas@suse.de>
4290 * Makefile.in (check-po): New target for doing checks in the po
4291 subdir if all languages configured.
4292 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
4293 configure if NLS is enabled.
4294 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
4295 otherwise leave empty.
4296 * configure: Regenerate.
4298 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
4300 * i386.c (print_operand): Handle new 'A' formatting code.
4301 387 opcodes need suffixes even with -mintel-syntax.
4302 Check for explicit size override (codes 'b', 'w' and 'k').
4303 (print_operand_address): Check if register prefix is needed when
4304 emitting `ds' segment override.
4305 * i386.h: Add comment about new 'A' formatting code.
4306 * i386.md (jump and call patterns): Emit absolute references using %A.
4308 2000-10-23 Richard Henderson <rth@cygnus.com>
4310 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
4311 output registers as fixed.
4312 (ia64_function_epilogue): Undo output fixation.
4314 2000-10-23 Richard Henderson <rth@cygnus.com>
4316 * config/alpha/alpha.md: Add names for all unnamed insns; use
4317 define_insn_and_split in some obvious places.
4319 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
4320 (zero_extendqisi2, zero_extendqidi2): Likewise.
4321 (zero_extendhisi2, zero_extendhidi2): Likewise.
4322 (abs splitters): Fix match_scratch operand number.
4323 (bcc_reverse): Swap pc & label instead of non-canonical compare.
4325 2000-10-23 Jim Wilson <wilson@cygnus.com>
4327 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
4329 * ia64.md (cmpsi_adjusted): Use %r3.
4330 (cmpdi_adjusted): Likewise.
4332 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
4334 * config/i386/att.h (ASM_FILE_START): Define.
4336 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
4338 * config/i386/linux.h (ASM_FILE_START): Define.
4340 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
4342 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
4343 since this (only) drags in a crt0.o reference that the .ld files
4346 2000-10-23 Geoff Keating <geoffk@cygnus.com>
4348 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
4349 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
4350 reloads just like an RELOAD_FOR_OUTPUT would.
4352 * local-alloc.c (update_equiv_regs): Add an abort(). When
4353 deleting or moving insns, update reg_equiv[regno].init_insns.
4355 2000-10-23 Mark Mitchell <mark@codesourcery.com>
4357 * c-tree.texi: Improve documentation for IF_STMTs and related
4358 conditional statements.
4360 2000-10-22 Mark Mitchell <mark@codesourcery.com>
4362 * expr.c (do_preexpand_calls): Remove.
4363 (same_from_p): Don't use CALL_EXPR_RTL.
4364 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
4365 (preexpand_calls): Remove.
4366 * tree.c (first_rtl_op): Remove CALL_EXPR case.
4367 (unsave_expr_1): Likewise.
4368 * tree.def (CALL_EXPR): Give it only two slots.
4369 * tree.h (CALL_EXPR_RTL): Remove.
4371 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
4373 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
4374 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
4377 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
4379 * calls.c (combine_pending_stack_adjustment_and_call): Don't
4380 adjust stack when unadjusted_alignment ends up as zero.
4382 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
4384 * fixinc/genfixes: Remove EGCS reference.
4385 * install.texi: Remove EGCS reference.
4386 * INSTALL: Regenerate.
4388 2000-10-22 Mark Mitchell <mark@codesourcery.com>
4390 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
4392 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
4394 * diagnostic.c: Remove EGCS reference in comment.
4396 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4398 * loop.c (strength_reduce): Fix error in last change.
4400 2000-10-20 David Edelsohn <edelsohn@gnu.org>
4402 * Makefile.in (SHLIB_NM_FLAGS): New.
4403 (libgcc.mk): Pass it.
4404 * mklibgcc.in (libgcc.map): Use it.
4406 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
4407 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
4409 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4411 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
4413 * sparc.c (load_pic_register): Delete unused varaible.
4415 * libgcc2.c (__addvsi3): Delete unused variable.
4417 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
4418 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
4419 __negvdi2): Prototype.
4421 * ssa.c (apply_delayed_renames): Avoid undefined operation.
4423 * toplev.c (display_target_options): Make static to match
4424 prototype. Delete empty declaration.
4426 2000-10-20 Tom Tromey <tromey@cygnus.com>
4428 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
4429 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
4431 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4433 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
4435 (expand_expr_unaligned, case ARRAY_REF): Check that index is
4436 a constant before comparing it; use tree_low_cst.
4437 * tree.c (save_expr): Set TREE_READONLY.
4438 (substitute_expr): Return inside of NON_LVALUE_EXPR.
4439 (build, build1): Set TREE_READONLY if all operands are.
4440 (build_index_type): If upper bound is a negative number, lower
4441 bound is zero and sizetype is unsigned, use upper bound of one and
4444 2000-10-20 David Edelsohn <edelsohn@gnu.org>
4446 * gcc.c (process_command, main): Use "because" instead of
4447 "since" in error messages.
4449 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4451 * stor-layout.c (compute_record_mode): Use tree_low_cst.
4452 Don't use mode of field for record unless sizes are the same.
4453 (layout_type, case ARRAY_TYPE): Remove special bounds handling
4454 previously added for Ada; also change to using host_integerp
4457 * loop.c (strength_reduce): Show when new register made for
4458 giv is known to be a pointer and its aligment if so and known.
4459 (loop_dump_aux): Show VERBOSE parameter unused.
4461 * gcse.c (set_hash_table_size): Now unsigned.
4462 * sdbout.c (template_name_p): Add "const" to avoid warnings.
4463 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
4464 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
4465 (sdbout_end_epilogue): Remove variable NAME.
4466 * system.h (getopt): Add default definition.
4467 * config/alpha/alpha.c (print_operand): Don't continue processing
4468 after issuing error.
4469 (summarize_insn): Avoid use of UL in constant.
4471 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
4473 * fold-const.c (force_fit_type): Unsigned values can overflow
4474 if they are sizetype.
4475 (int_const_binop): Don't use cache if overflows.
4477 2000-10-20 Richard Henderson <rth@cygnus.com>
4479 * function.c (locate_and_pad_parm): Zero alignment_pad.
4481 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
4482 perform substitutions, and apply_change_group to see if it worked.
4484 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4486 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
4488 * combine.c (struct undo): Change int to unsigned int.
4489 (do_SUBST_INT): Args are unsigned int.
4490 (make_extraction, force_to_mode): Use proper type when forming mask.
4491 (make_field_assignment): Likewise.
4493 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
4495 * c-common.c (check_format_info_recurse): Extract string constant
4496 initializers from non-volatile constant arrays and check them as
4498 * c-typeck.c (decl_constant_value): Don't check pedantic or check
4499 for DECL_MODE (decl) != BLKmode.
4500 (decl_constant_value_for_broken_optimization): New function which
4501 includes these checks.
4502 (default_conversion, convert_for_assignment, digest_init): Use
4503 decl_constant_value_for_broken_optimization instead of
4504 decl_constant_value.
4506 2000-10-20 Mark Mitchell <mark@codesourcery.com>
4508 * tree.h (DECL_ALIGN_UNIT): New macro.
4510 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
4512 * config/avr/avr-protos.h (avr_output_bld): New.
4513 (out_shift_with_cnt): Add t_len argument.
4514 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
4515 (output_movqi, output_movhi, output_movsisf): Optimize loading
4516 any constant with exactly one bit set to NO_LD_REGS.
4517 (out_shift_with_cnt): Optimize output code for size or speed,
4518 depending on optimize_size. Handle small shift counts as well
4519 (if not hand-optimized in ?sh??i3_out). Shifts can be done
4520 with or without a scratch register, with help of __tmp_reg__
4521 or __zero_reg__ if necessary. Add T_LEN argument to pass the
4522 length of TEMPLATE in words, return total insn length in *LEN.
4523 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
4524 out_shift_with_cnt to work with the above change.
4525 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
4526 lshrsi3_out): Likewise. Optimize more known shift count cases.
4527 Remove cases already well optimized in out_shift_with_cnt.
4528 (avr_output_bld): New function.
4529 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
4530 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
4531 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
4532 Add reload_completed to insn condition - only for peepholes.
4533 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
4534 in a register or memory.
4535 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
4536 Do not require a scratch register.
4537 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
4538 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
4539 Optimize shifts by known count using a scratch register, but only
4540 if one is still available after register allocation.
4542 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4544 * t-vax: New file. Don't build modules from libgcc1.c.
4546 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
4548 * alias.c: (mark_constant_function): Don't check pure functions.
4549 Initialize and end alias analysis.
4550 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
4551 Don't make a special exception for recursion. Handle
4552 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
4553 unless it's volatile.
4555 * local-alloc.c (equivalence): New structure.
4556 (reg_equiv): Define.
4557 (contains_replace_regs): Remove array and use
4559 (memref_referenced_p): Likewise.
4560 (no_equiv): Likewise.
4561 (update_equiv_regs): Likewise.
4563 (equiv_init_varies_p,
4564 equiv_init_movable_p): New functions.
4565 (update_equiv_regs): Use them. Use rtx_varies_p
4566 instead of function_invariant_p. Process insns
4567 from end to beginning. Allow a REG_EQUIV insn
4568 within the same loop as a use to be moved, also
4569 allow it to be moved out of a loop. Update
4570 REG_DEAD notes when substituting into an insn.
4572 2000-10-19 Jim Wilson <wilson@cygnus.com>
4574 * c-decl.c (start_decl): Check for error_mark_node type before using
4576 (finish_decl): Likewise. Don't give an error if decl type is
4577 already error_mark_node.
4579 * haifa-sched.c (compute_trg_info): Add explanatory comments.
4580 New local update_blocks. Use update_blocks to remove duplicates
4581 when computing update blocks. Check for bblst_table overflow.
4582 (schedule_block): Add explanatory comment. Reduce bblst_size by
4584 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
4587 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
4589 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
4591 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
4593 * expmed.c: Minor corrections in comments.
4594 * invoke.texi: Added desciption for the new option -ftrapv.
4596 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
4598 * libgcc2.c: Added the missing #endif.
4600 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
4602 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
4604 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
4606 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
4607 Use smulv_optab for -ftrapv.
4608 (expand_mult_highpart): Use unsigned multiply.
4609 (expand_divmod): Special-case division by -1.
4610 For EXACT_DIV_EXPR, do right shift first, then the multiply.
4611 For complex divide, use abs with unsigned result.
4612 * expr.c (force_operand): Use unsigned multiply.
4613 (expand_expr): Use overflow-trapping optabs for signed types if
4615 If flag_trapv, don't generate a recursive call with EXPAND_SUM
4616 if the type is signed and the original call wasn't EXPAND_SUM or
4618 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
4619 (negv_optab, absv_optab): Declare.
4620 * flags.h (flag_trapv): Declare.
4621 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
4622 smulv_optab, sdivv_optab, negv_optab and absv_optab.
4623 (gen_insn): Interpret '$P' as requiring an integer mode,
4624 including partial integer modes.
4625 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
4626 (product_cheap_p): Use unsigned expand_mult.
4627 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
4628 (negv_optab, absv_optab): Define.
4629 (expand_binop): Use overflow-trapping optabs for signed types if
4631 Handle negv_optab libe neg_optab.
4632 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
4633 Use overflow-trapping optabs for signed result if flag_trapv.
4634 (expand_complex_abs): Use overflow-trapping optabs for signed types if
4636 Don't open-code complex absolute-value operation for flag_trapv.
4637 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
4638 sdivv_optab, negv_optab and absv_optab.
4639 * toplev.c (flag_trapv): Define.
4640 (lang_independent_options f_options): Include flag_trapv.
4641 * tree.h (TYPE_TRAP_SIGNED): Define.
4642 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
4643 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
4645 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
4646 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
4648 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
4649 David V. Henkel-Wallace <gumby@cygnus.com>
4651 * config/i386/t-netware: Bring in from the Red Hat tree.
4652 * config/i386/netware.h: Likewise.
4653 * config/netware.h: Likewise.
4654 * config/rs6000/netware.h: Delete.
4655 * configure.in: Add i[34567]86-*-netware.
4656 * configure: Hand-edit to match configure.in change.
4658 2000-10-18 Mark Mitchell <mark@codesourcery.com>
4660 * c-common.h (flag_no_builtin): Declare.
4661 (flag_no_nonansi_builtin): Likewise.
4662 (c_common_nodes_and_builtins): Change prototype.
4663 * c-common.c (flag_no_builtin): New variable.
4664 (flag_no_nonansi_builtin): Likewise.
4665 (c_common_nodes_and_builtins): Remove parameters. Adjust
4667 * c-decl.c (flag_no_builtin): Remove.
4668 (flag_no_nonansi_builtin): Likewise.
4669 (init_decl_processing): Adjust call to
4670 c_common_nodes_and_builtins.
4672 2000-10-18 Marc Espie <espie@openbsd.org>
4674 * tm.texi (LIBGCC_SPEC): Synch with reality.
4676 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
4678 * c-common.c (check_format_types): Check for writing through a
4679 NULL pointer argument.
4681 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
4683 * tm.texi (Exception Region Output): Document
4684 DWARF_CIE_DATA_ALIGNMENT.
4685 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
4687 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
4688 DWARF_CIE_DATA_ALIGNMENT.
4690 2000-10-18 Michael Hayes <mhayes@cygnus.com>
4692 * basic-block.h (struct loop): Delete fields pre_header_root
4693 and pre_header_trace and replace with pre_header_edges
4694 and num_pre_header_edges.
4695 * flow.c (flow_loop_dump): Dump pre_header_edges.
4696 (flow_loops_free): Free pre_header_edges.
4697 (flow_loop_pre_header_scan): Calculate pre_header_edges.
4699 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4701 * contrib.texi: Update references to steering committee members
4702 and Jeff Law's entry.
4704 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
4706 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
4707 (maybe_read_dollar_number, check_format_info_main): Use them for
4708 pedantic warning messages.
4710 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
4712 * c-common.c (check_format_info_main): Minor cleanup: move
4713 variables into inner scopes; initialize declarations where
4714 appropriate; don't hardcode "scanf" name on warning for zero
4717 2000-10-17 Mark Mitchell <mark@codesourcery.com>
4719 * c-common.c (back_end_hook): New variable.
4720 * c-common.h (back_end_hook): Declare it.
4721 * c-lang.c (finish_file): Use it.
4723 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
4726 2000-10-18 Jan Hubicka <jh@suse.cz>
4728 * i386.c (ix86_comparison_operator, put_condition_code,
4729 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
4730 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
4731 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
4732 * i386.md (adddi and negdi splitter): Use CCRCmode.
4733 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
4734 (subsi3_carry): add '*'
4735 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
4736 (cmp to add peep2): Use CCRCmode; swap operands.
4738 2000-10-18 Kazu Hirata <kazu@hxi.com>
4740 * h8300.c: Fix a comment typo.
4741 (round_frame_size): New.
4742 (compute_saved_regs): Likewise.
4745 (push_order): Remove.
4746 (pop_order): Likewise.
4747 (function_prologue): Rearrange code for readability.
4748 (function_epilogue): Likewise.
4750 * config/h8300/h8300.md: Remove an unnecessary sign_extend
4751 expander that is used when not optimizing. Output a tab after
4752 each assembly insns.
4754 * reorg.c: Fix formatting.
4756 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
4758 * reload1.c (move2add_note_store): Check for simple
4759 auto-inc in destination.
4761 2000-10-17 Michael Chastain <chastain@redhat.com>
4763 * config/i386/i386-aout.h: define INT_ASM_OP.
4765 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
4767 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
4769 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
4771 * i370.md: Fix spelling typo.
4773 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4775 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
4776 Fixes execute/20001017-1.c on powerpc-linux-gnu.
4778 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
4779 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
4782 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
4783 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
4785 * rs6000/aix.h: ...to here.
4786 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
4788 2000-10-17 Jakub Jelinek <jakub@redhat.com>
4790 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
4792 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
4793 sure linker can relax even the delay slot mov %g1,%o7, fix output
4796 2000-10-17 Kazu Hirata <kazu@hxi.com>
4798 * config/h8300/h8300.md: Remove an unnecessary zero_extend
4799 expander that is used when not optimizing. Output a tab after
4800 each assembly insns.
4802 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
4804 * gcc.c: New options --target-help.
4805 (process_command): Added code to parse this new option.
4806 * toplev.c (display_target_options): New function to support the
4808 * cppinit.c (new_pending_directive) : New option OPT_target__help.
4809 (cpp_handle_option): Support this new option.
4810 * invoke.texi: Added notes about --target-help option.
4812 2000-10-17 Graham Stott <grahams@redhat.com>
4814 * config/i386/i386.md (testqi_1): Add missing operand prefix
4816 * config/i386/i386-protos.h: Add missing prototype.
4818 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
4820 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
4821 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
4822 using -mintel-syntax.
4824 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
4826 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
4827 (format_types): Use it for printf.
4828 (maybe_read_dollar_number): Add parameter for the kind of format
4829 involved. Warn for multiple use for arguments if this is
4830 inappropriate for the kind of format involved.
4831 (check_format_info_main): Update calls to maybe_read_dollar_number.
4833 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4835 * inclhack.def (hpux_maxint): Also apply fix to values.h.
4836 * fixincl.x: Rebuilt.
4838 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
4840 * genrecog.c (write_switch): Return the first condition that needs a
4843 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
4845 * c-tree.h (warn_sequence_point): Move declaration to...
4846 * c-common.h (warn_sequence_point): ... here.
4847 * c-decl.c (warn_sequence_point): Move definition to...
4848 * c-common.c (warn_sequence_point): ... here.
4849 (struct reverse_tree): New.
4850 (reverse_list, reverse_max_depth): New static variables.
4851 (build_reverse_tree, common_ancestor, modify_ok
4852 verify_sequence_points): New functions.
4853 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
4854 * c-typeck.c (check_modify_expr): Delete.
4855 (build_modify_expr): Don't call it.
4857 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
4859 * c-common.h (warn_missing_format_attribute): New variable.
4860 * c-decl.c (warn_missing_format_attribute): New variable.
4861 (c_decode_option): Decode -Wmissing-format-attribute and
4862 -Wno-missing-format-attribute.
4863 * c-common.c (check_function_format): If
4864 -Wmissing-format-attribute, give a warning where a vprintf or
4865 vscanf function is called by a function without its own printf or
4867 * toplev.c (documented_lang_options): Add
4868 -Wmissing-format-attribute.
4869 * invoke.texi: Document -Wmissing-format-attribute.
4871 2000-10-17 Marc Espie <espie@openbsd.org>
4873 * invoke.texi (-shared): Insist on requiring code generation flags
4874 to be used along with -shared, and document the subtle failure that
4875 may occur otherwise.
4877 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4879 * pa.md (return_internal): Move `use' after `return'.
4881 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4883 * machmode.def: Correct comment.
4885 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
4887 * print-rtl.c (print_rtx_head): Constify.
4888 * rtl.h (print_rtx_head): Similarly.
4890 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
4891 Constify char * return value.
4893 (output_64bit_and, output_64bit_ior): Constify char * return value.
4894 (pa_can_combine_p): Make static.
4895 (function_arg): Decorate unused `named' argument. Fix comment typo.
4896 (function_arg_partial_nregs): Decorate unused `named' argument.
4898 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
4900 * c-common.c (format_check_results): New structure.
4901 (finish_dollar_format_checking): Adjust to take a
4902 format_check_results * parameter.
4903 (check_format_info, check_format_info_recurse,
4904 check_format_info_main): Split check_format_info into three
4905 functions, the main checking going in check_format_info_main.
4906 Recurse when any reduction of the format string argument towards a
4907 string literal is done; go down both branches of a conditional
4908 expression. Don't warn for extra format arguments or empty format
4909 strings if they only occur in some branches of a conditional
4912 2000-10-16 Kazu Hirata <kazu@hxi.com>
4914 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
4916 2000-10-16 Jakub Jelinek <jakub@redhat.com>
4918 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
4920 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
4922 * i386.md (*movsi_or): Switch operand order for intel syntax.
4924 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
4928 * gcc.texi (Contributing): Update.
4930 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
4932 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
4933 appropriate assembler dialect.
4935 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
4937 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
4939 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
4941 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
4942 constants 1 and 2 to NO_LD_REGS.
4944 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4946 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
4948 * objc/Make-lang.in (objc-parse.c): Likewise.
4950 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
4952 * arm.c: Include obstack.h
4953 (minipool_obstack, minipool_startobj): Define.
4954 (arm_add_gc_roots): Initialize them.
4955 (create_fix_barrier): Use our new obstack.
4956 (push_minipool_barrier, push_minipool_fix): Likewise.
4957 (arm_reorg): Release obstack memory.
4959 2000-10-13 Jakub Jelinek <jakub@redhat.com>
4961 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
4962 (prologue, exception_receiver, builtin_setjmp_receiver): New
4964 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
4965 * config/sparc/sparc-protos.h (finalize_pic): Remove.
4966 (load_pic_register): New prototype.
4967 * config/sparc/sparc.c (pic_setup_code): Remove.
4968 (finalize_pic): Rename to...
4969 (load_pic_register): ...this function.
4970 Don't look for nonlocal_goto_receivers and emit pic setup code
4971 directly. Don't check current_function_uses_pic_offset_table.
4973 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
4975 * tree.h (struct obstack): Declare.
4977 2000-10-12 Mark Mitchell <mark@codesourcery.com>
4980 * Makefile.in (ggc-callbacks.o): Remove target.
4981 (flow.o): Depend on GGC_H.
4982 * alias.c (init_alias_analysis):
4983 Remove ggc_p conditionals.
4984 (end_alias_analysis): Likewise.
4985 * basic-block.h (init_flow): New function.
4986 (allocate_reg_life_data): Declare.
4987 * bb-reorder.c (function_obstack): Replace with ...
4988 (flow_obstack): ... new variable.
4989 (fixup_reorder_chain): Use it.
4990 * c-decl.c (ggc_p): Remove.
4991 (caller-save.c): Don't call oballoc/obfree.
4993 undobuf): Remove storage.
4994 (try_combine): Don't call oballoc.
4995 (undo_all): Don't call obfree.
4996 * cse.c (insert): Use xmalloc, not
4998 (cse_main): Adjust accordingly.
4999 * dwarf2out.c (save_rtx): Remove
5001 (dwarf2out_init): Remove ggc_p conditionals.
5002 * emit-rtl.c (rtl_obstack): Remove.
5003 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
5004 (make_insn_raw): Likewise.
5005 (emit_insn_before): Likewise.
5006 (emit_insn_after): Likewise.
5007 (emit_insn): Likewise.
5008 (gen_sequence): Likewise.
5009 (copy_insn_1): Remove handling of `b' RTL components.
5010 (init_emit_once): Remove ggc_p conditionals.
5011 * except.c (create_rethrow_ref): Don't fool with obstacks.
5012 (add_partial_entry): Likewise.
5013 (call_get_eh_context): Likewise.
5014 (begin_protect_partials): Likewise.
5015 (protect_with_terminate): Likewise.
5017 (plus_constant_wide): Likewise.
5018 * expr.c (init_expr_once):
5020 (emit_block_move): Likewise.
5021 (clear_storage): Likewise.
5022 (expand_expr): Likewise.
5023 * flow.c (function_obstack): Remove.
5024 (flow_obstack): New variable.
5025 (flow_firstobj): Likewise.
5026 (create_base_block): Use the flow_obstack.
5027 (split_block): Likewise.
5028 (split_edge): Likewise.
5029 (calculate_global_regs_live): Likewise.
5030 (allocate_bb_life_data): Make it static. Likewiwse.
5031 (init_flow): New function.
5032 (size_int_type_wide): Remove ggc_p conditionals.
5034 (push_function_context_to): Don't call save_tree_status.
5035 (pop_function_context_from): Or restore_tree_status.
5036 (assign_stack_local_1): Don't call push_obstacks.
5037 (find_fixup_replacement): Use xmalloc.
5038 (fixup_var_refs_insns): Free the storage.
5039 (insns_for_mem_walk): Don't mess with obstacks.
5040 (instantiate_decls): Likewise.
5041 (trampoline_address): Likewise.
5042 (expand_function_end): Likewise.
5043 * function.h (sturct function):
5044 Remove obstack-related variables.
5045 (save_tree_status): Don't declare.
5046 (restore_tree_status): Likewise.
5047 * gcse.c (compute_can_copy):
5048 Don't call oballoc/obfree.
5049 * genattrtab.c (operate_exp): Remove
5051 (simplify_cond): Likewise.
5052 (simplify_test_exp): Don't mess with obstacks.
5053 (optimize_attrs): Likewise.
5054 * gengenrtl.c (gendef): Don't include
5056 * ggc-callbacks.c (ggc_p): Remove.
5057 * ggc-none.c (ggc_p): Remove.
5058 * ggc.h (ggc_p): Don't declare.
5059 * integrate.c (save_for_inline): Don't mess with obstacks.
5060 (integrate_decl_tree): Likewise.
5061 (output_inline_function): Likewise.
5063 (init_EXPR_INSN_LIST_cache): Likewise.
5064 * loop.c (temp_obstack):
5066 (rtl_obstack): Likewise.
5067 (init_loop): Don't mess with obstacks.
5068 (reg_address_cost): Free BIVs and GIVs.
5069 (check_insns_for_bivs): Use xmalloc, not oballoc.
5070 (find_mem_givs): Likewise.
5071 (record_biv): Likewise.
5072 (general_induction_var): Likewise.
5073 (product_cheap_p): Likewse.
5074 * optabs.c (init_one_libfunc): Remove
5076 * print-tree.c (debug_tree): Don't use
5078 (print_node): Likewise.
5079 * profile.c (output_func_start_profiler):
5080 Remove call to temporary_allocation.
5082 (eliminate_regs_in_insn): Don't mess with obstacks.
5084 (mark_target_live_regs): Use xmalloc.
5085 (free_resource_info): Free the memory.
5086 * rtl.c (rtl_obstack):
5088 (rtvec_alloc): Don't mess with obstacks.
5089 (rtx_alloc): Likewise.
5091 (copy_rtx): Don't handle `b' cases.
5092 (read_rtx): Use a local rtl_obstack.
5093 * rtl.h (oballoc): Remove.
5095 (pop_obstacks): Likewise.
5096 (push_obstacks): Likewise.
5097 (allocate_bb_life_data): Likewise.
5098 (allocate_reg_life_data): Likewise.
5099 (rtx_free): Likewise.
5100 * sdbout.c (sdbout_queue_anonymous_type):
5101 Use tree_cons, not saveable_tree_cons.
5103 (cselib_init): Don't mess with obstacks.
5105 (mark_block_nesting): Mark the label_chain.
5106 (epxand_label): Use ggc_alloc, not oballoc.
5107 (clear_last_expr): Don't mess with obstacks.
5108 (expand_decl_cleanup): Likewise.
5109 (expand_dcc_cleanup): Likewise.
5110 (expand_dhc_cleanup): Likewise.
5111 (expand_anon_union_decl): Likewise.
5112 (add_case_node): Use xmalloc, not oballoc.
5113 (free_case_nodes): New function.
5114 (expand_end_case): Call it.
5115 * stor-layout.c (layout_type): Don't
5117 (layout_type): Likewise.
5118 * toplev.c (wrapup_global_declarations):
5120 (compile_file): Remove ggc_p conditionals.
5121 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
5122 (decode_f_option): Remove ggc_p conditionals.
5124 (function_maybepermanent_obstack): Remove.
5125 (maybepermanent_obstack): Likewise.
5126 (function_obstack): Likewise.
5127 (tmeporary_obstack): Likewise.
5128 (momentary_obstack): Likewise.
5129 (temp_decl_obstack): Likewise.
5130 (saveable_obstack): Likewise.
5131 (rtl_obstack): Likewise.
5132 (current_obstack): Likewise.
5133 (expression_obstack): Likewise.
5134 (struct obstack_stack): Likewise.
5135 (obstack_stack): Likewise.
5136 (obstack_stack_obstack): Likewise.
5137 (maybepermanent_firstobj): Likewise.
5138 (temporary_firstobj): Likewise.
5139 (momentary_firstobj): Likewise.
5140 (temp_decl_firstobj): Likewise.
5141 (momentary_function_firstobj): Likewise.
5142 (all_types_permanent): Likewise.
5143 (struct momentary_level): Likewise.
5144 (momentary_stack): Likewise.
5145 (init_obstacks): Remove initialization of removed obstacks.
5146 (save_tree_status): Remove.
5147 (restore_tree_status): Likewise.
5148 (temporary_allocation): Liekwise.
5149 (end_temporary_allocation): Liekwise.
5150 (resume_temporary_allocation): Likewise.
5151 (saveable_allocation): Likewise.
5152 (push_obstacks): Likewise.
5153 (push_obstacks_nochange): Likewise.
5154 (pop_obstacks): Likewise.
5155 (allocation_temporary_p): Likewise.
5156 (permanent_allocation): Likewise.
5157 (preserve_data): Likewise.
5158 (preserve_initializer): Likewise.
5159 (rtl_in_current_obstack): Likewise.
5160 (rtl_in_saveable_obstack): Likewise.
5161 (oballoc): Likewise.
5163 (savealloc): Likewise.
5164 (expralloc): Likewise.
5165 (print_obstack_name): Likewise.
5166 (debug_obstack): Likewise.
5167 (object_permanent_p): Likewise.
5168 (push_momentary): Likewise.
5169 (perserve_momentary): Likewise.
5170 (clear_momentary): Likewise.
5171 (pop_momentary): Likewise.
5172 (pop_momentary_nofree): Likewise.
5173 (suspend_momentary): Likewise.
5174 (resume_momentary): Likewise.
5175 (make_node): Don't set TREE_PERMANENT.
5176 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
5177 Don't set TREE_PERMANENT.
5178 (get_identifier): Remove ggc_p conditionals.
5179 (build_string): Likewise.
5180 (make_tree_vec): Likewise.
5181 (build_decl_list): Remove.
5182 (build_expr_list): Likewise.
5183 (tree_cons): Remove ggc_p conditionals.
5184 (decl_tree_cons): Remove.
5185 (expr_tree_cons): Likewise.
5186 (perm_tree_cons): Likewise.
5187 (temp_tree_cons): Likewise.
5188 (saveable_tree_cons): Likewise.
5189 (build1): Remove ggc_p conditionals.
5190 (build_parse_node): Likewise.
5191 (build_type_attribute_variant): Don't mess with obstacks.
5192 (build_type_copy): Likewise.
5193 (type_hash_canon): Likewise.
5194 (build_pointer_type): Likewise.
5195 (build_reference_type): Likewise.
5196 (build_index_type): Likewise.
5197 (build_range_type): Likewise.
5198 (dump_tree_statistics): Don't print obstack information.
5200 (struct tree_common): Remove permanent_flag.
5201 (TREE_PERMANENT): Remove.
5202 (TREE_SET_PERMANENT): Likewise.
5203 (TYPE_OBSTACK): Likewise.
5204 (struct tree_type): Remove obstack.
5206 (savealloc): Likewise.
5207 (build_decl_list): Likewise.
5208 (build_expr_list): Likewise.
5209 (perm_tree_cons): Likewise.
5210 (temp_tree_cons): Likewise.
5211 (saveable_tree_cons): Likewise.
5212 (decl_tree_cons): Likewise.
5213 (expr_tree_cons): Likewise.
5214 (suspend_momentary): Likewise.
5215 (allocation_temporary_p): Likewise.
5216 (resume_momentary): Likewise.
5217 (push_obstacks_nochange): Likewise.
5218 (permanent_allocation): Likewise.
5219 (push_momentary): Likewise.
5220 (clear_momentary): Likewise.
5221 (pop_momentary): Likewise.
5222 (end_temporary_allocation): Likewise.
5223 (pop_obstacks): Likewise.
5224 (push_obstacks): Likewise.
5225 (pop_momentary_nofree): LIkewise.
5226 (preserve_momentary): Likewise.
5227 (saveable_allocation): Likewise.
5228 (temporary_allocation): Likewise.
5229 (resume_temporary_allocation): Likewise.
5230 (perserve_initializer): Likewise.
5231 (debug_obstack): Likewise.
5232 (rtl_in_current_obstack): Likewise.
5233 (rtl_in_saveable_obstack): Likewise.
5235 * varasm.c (current_obstack): Remove.
5236 (saveable_obstack): Remove.
5237 (rtl_obstack): Remove.
5238 (immed_double_const): Don't mess with obstacks.
5239 (immed_real_cons): Likewise.
5240 (output_constant_def): Likewise.
5241 (init_varasm_status): Use xcalloc.
5242 (mark_pool_constant): Mark the pool constant itself.
5243 (free_varasm_status): Free memory.
5244 (decode_rtx_const): Call bzero directly, rather than expanding it
5246 (record_rtx_const): Don't mess with obstacks.
5247 (force_const_mem): Likewise.
5248 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
5250 (aof_pic_entry): Likewise.
5251 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
5252 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
5253 * config/pa/pa.c (saveable_obstack): Remove.
5254 (rtl_obstack): Likewise.
5255 (current_obstack): Likewise.
5256 (output_call): Don't mess with obstacks.
5257 (hppa_encode_label): Remove ggc_p conditionals.
5258 * config/romp/romp.c (get_symref): Don't mess with obstacks.
5259 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
5260 (rs6000_encode_section_info): Likewise.
5261 * config/sh/sh.c (get_fpscr_rtx): Likewise.
5263 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
5265 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
5266 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
5267 (addsi3_carry): Canonicalize.
5268 (addqi_5): Remove '*'.
5269 (sbb pattern): Canonicalize.
5271 * i386.md (cmp to inc/add peep2): New.
5273 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
5275 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
5278 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
5280 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
5281 * README.TRAD, TESTS.FLUNK: Remove.
5283 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
5285 * c-common.c (decl_attributes): Don't allow strftime formats with
5286 first_arg_num nonzero.
5287 (check_format_info): Set wanted_type and wanted_type_name to zero
5288 before they are possibly assigned and used.
5290 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
5292 * c-common.c (scanf_flag_specs): Add flags ' and I.
5293 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
5294 or the ^ and # flags together.
5295 (scan_char_table): Handle the ' and I flags.
5296 (format_types): Add ' and I flags for scanf.
5298 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
5300 * c-common.c (print_char_table): Use the unpromoted type for
5301 lengths "h" and "hh" with conversions dioxXu.
5302 (check_format_types): Apply the default argument promotions where
5303 the wanted type is not a pointer target.
5305 2000-10-11 Michael Meeks <mmeeks@gnu.org>
5306 Joseph S. Myers <jsm28@cam.ac.uk>
5308 * c-typeck.c (check_modify_expr): New function.
5309 (build_modify_expr): Call it if warn_sequence_point.
5310 * c-decl.c (warn_sequence_point): New variable.
5311 (c_decode_option): Handle -Wsequence-point and
5312 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
5313 * c-tree.h (warn_sequence_point): Declare.
5314 * invoke.texi (-Wsequence-point): Document.
5315 * toplev.c (documented_lang_options): Add -Wsequence-point and
5316 -Wno-sequence-point.
5317 Original work by Michael Meeks, 16 Jun 1998.
5319 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5321 * tree.c (get_narrower): Don't look at precision of field if
5324 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
5326 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
5327 declaration for data with "progmem" attribute.
5329 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
5331 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
5332 Correct insn length if shift count is a memory operand.
5333 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
5334 (*iorhi3_clobber): Change lo8 to hi8.
5335 (zero_extendhisi2): Change %B0 to %A1.
5336 (ashlhi3, ashrhi3): Correct insn length.
5337 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
5338 from "clobber" to "set_n" in some alternatives.
5340 2000-10-10 Jakub Jelinek <jakub@redhat.com>
5342 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
5343 remove its insn_chain structure as well.
5345 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5347 * dbxout.c (dbxout_source_line): Remove extra tab.
5349 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
5351 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
5353 2000-10-09 Richard Henderson <rth@cygnus.com>
5355 * Makefile.in (LANG_LIB2FUNCS): Remove.
5356 (LIB2FUNCS): Remove _pure.
5357 (LIB2ADD): Remove LANG_LIB2FUNCS.
5358 (stage_a): Don't set LANG_LIB2FUNCS.
5359 * libgcc2.c (__terminate): Mark noreturn.
5360 (__pure_virtual): Remove.
5361 * mklibgcc.in: Remove LIB2ADD .txt processing.
5363 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
5365 * arm.md (push_multi): Revert unintended change.
5367 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
5369 * arm.c: Miscellaneous white space and comment clean-ups. No
5373 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5375 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
5376 STRING_CST by calling combine_strings.
5378 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
5380 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
5381 (thumb_output_move_mem_multiple): Support new insn format.
5382 * arm.md (movmem12b): Use SSA compatible format.
5383 (movmem8b): Likewise.
5385 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
5387 * arm.md (predicable): New attribute, default to "no".
5388 (all patterns): Mark as predicable if appropriate.
5389 (conditional execution splits): Split using predication format.
5390 (define_cond_exec): Define.
5391 * arm.c (arm_print_operand): handle insn predicate.
5393 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5395 * README.NS32K: Remove file.
5397 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5399 * README-bugs: Remove file.
5401 2000-10-08 Philipp Thomas <pthomas@suse.de>
5402 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
5404 * configure: Rebuilt.
5406 2000-10-08 Philipp Thomas <pthomas@suse.de>
5407 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
5408 disable catalog building if no suitable program was found.
5409 Move warning message from here
5410 (AM_GNU_GETTEXT): To here.
5411 * configure: Rebuilt.
5413 2000-10-08 Philipp Thomas <pthomas@suse.de>
5414 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
5415 different cache variables.
5416 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
5417 uses different cache variables.
5418 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
5419 * configure: Regenerated.
5421 2000-10-08 Richard Henderson <rth@cygnus.com>
5423 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
5424 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
5425 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
5428 * config/t-linux (SHLIB_EXT): New.
5429 (SHLIB_LINK): Use the entire build command, with substitutions.
5430 (SHLIB_LIBS): Remove.
5431 * config/alpha/t-osf4: Likewise.
5432 * config/mips/t-iris6: Likewise.
5433 * config/sparc/t-sol2: Likewise, but move shlib stuff...
5434 * config/sparc/t-slibgcc-sld: ...here.
5435 * config/sparc/t-slibgcc: New file.
5437 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
5439 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
5440 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
5442 (intmax_type_node, uintmax_type_node): Define.
5443 * c-common.c (decl_attributes): If pedantic, warn if `mode'
5444 attributes create a type wider than intmax_t.
5445 (T_IM, T_UIM): Define properly.
5446 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
5448 (init_decl_processing): Initialize intmax_type_node and
5450 * c-lex.c (lex_number): When pedantic and warning for integer
5451 constants that are too large, in C99 mode warn for those that have
5452 a type wider than long long.
5454 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
5456 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
5457 FMT_FLAG_FANCY_PERCENT_OK): Define.
5458 (format_char_info): Add flag "4" to comment.
5459 (format_flag_spec, format_flag_pair): New structures.
5460 (format_kind_info): Add additional fields to control format
5462 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
5463 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
5465 (time_char_table): Use "4" flag to handle %Ey.
5466 (format_types): Add entries for new fields.
5467 (get_flag_spec): New function.
5468 (check_format_info): Increase size of flag_chars[] to 256.
5469 Control format checking using the new fields of a format_kind_info
5470 and the new tables; remove all conditionals on printf_format_type,
5471 scanf_format_type or strftime_format_type. Handle all details of
5472 bad combinations of flags (including width, precision and strftime
5473 modifiers) through data rather than ad hoc code. Handle all
5474 details of standard versions in which flags appeared through
5475 data. Use the "4" flag.
5477 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
5479 * config/h8300/h8300.md: Remove the memory alternative and correct
5480 the insn lengths in the templates for sign extention and zero
5483 2000-10-07 Richard Henderson <rth@cygnus.com>
5485 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
5486 * flow.c (make_edges): Revert last change.
5488 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
5490 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
5492 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
5494 * config/alpha/elf.h: Standardize the formatting.
5496 2000-10-06 David O'Brien <obrien@FreeBSD.org>
5498 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
5501 2000-10-06 Richard Henderson <rth@cygnus.com>
5503 * function.c (diddle_return_value): Examine
5504 current_function_return_rtx instead of the DECL_RESULT.
5505 (expand_function_end): Handle reloading DECL_RESULT from memory
5506 into a hard register. Query promote_mode for sign of mismatched
5509 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5511 * haifa-sched.c (schedule_insns): Fix typo in freeing
5512 forward_dependency_cache.
5514 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
5516 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
5517 `TARGET_SH2' as a condition.
5519 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5521 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
5522 forward_dependency_cache): New variables.
5523 (add_dependence, remove_dependence): Use anti_dependency_cache and
5524 output_dependency_cache.
5525 (compute_block_forward_dependences): Use forward_dependency_cache.
5526 (schedule_insns): Allocate and free memory for anti/output/forward
5527 dependencies caches.
5529 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
5531 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
5532 `! TARGET_SH1'. Reindent.
5534 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
5537 Move functions from here ...
5539 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
5541 (c_expand_builtin): New function.
5542 (init_function_format_info): Don't set `check_function_format_ptr'.
5543 (c_common_nodes_and_builtins): Set built_in_class type for
5544 printf/__builtin_printf to BUILT_IN_FRONTEND.
5545 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
5547 * c-common.h (build_function_call): Declare.
5549 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
5550 to `lang_expand_expr' rather than `expand_builtin'.
5552 * tree.c (check_function_format_ptr): Delete.
5554 * tree.h (check_function_format_ptr): Likewise.
5556 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
5558 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
5559 DW_OP_bregx when cfa->reg > 31.
5561 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
5564 2000-10-05 Richard Henderson <rth@cygnus.com>
5566 * c-decl.c (warn_missing_noreturn): Remove.
5567 (c_expand_body): Don't set or check can_reach_end.
5568 * c-tree.h (warn_missing_noreturn): Move ...
5569 * flags.h: ... here.
5570 (can_reach_end): Remove.
5571 * flow.c (check_function_return_warnings): New.
5572 (make_edges): No edge to exit for noreturn sibcalls.
5573 * function.c (expand_function_end): Save the return value
5574 clobber instruction.
5575 (mark_function_status): Mark it.
5576 * function.h (struct function): Add x_clobber_return_insn.
5577 * jump.c (can_reach_end): Remove.
5578 (calculate_can_reach_end): Remove.
5579 (jump_optimize_1): Don't call it.
5580 * output.h (check_function_return_warnings): Declare.
5581 * toplev.c (warn_missing_noreturn): Move from c-decl.c
5582 (rest_of_compilation): Call check_function_return_warnings.
5584 2000-10-05 Richard Henderson <rth@cygnus.com>
5586 * Makefile.in (NM_FOR_TARGET): New.
5587 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
5588 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
5589 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
5590 shared library build on that and EXTRA_MULTILIB_PARTS.
5591 * mkmap-flat.awk: New file.
5592 * mkmap-symver.awk: New file.
5593 * libgcc-std.ver: New file.
5594 * config/libgcc-glibc.ver: New file.
5595 * config/ia64/libgcc-ia64.ver: New file.
5596 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
5597 (SHLIB_LINK): Add --version-script.
5598 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
5599 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
5600 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
5601 (SHLIB_LINK): Add -M.
5603 2000-10-05 Richard Henderson <rth@cygnus.com>
5605 * Makefile.in (LIB2FUNCS): Add _clz.
5606 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
5607 (__clz_tab): Put in its own unit, non-static.
5608 * libgcc2.h: Always include longlong.h.
5610 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
5611 a zero instead of -1.
5612 (count_trailing_zeros): Likewise.
5614 2000-10-05 Richard Henderson <rth@cygnus.com>
5616 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
5617 when second op1 is const0_rtx. Validate op0 as a register.
5618 * config/alpha/alpha.md (setcc_internal): Don't allow constants
5619 in the first argument of the compare.
5620 (setcc_swapped_internal): Likewise.
5621 (setne_internal): Likewise.
5623 2000-10-05 Geoff Keating <geoffk@cygnus.com>
5625 * tree.c (tree_size): New function split out of copy_node.
5626 (make_node): Remove obstack handling. Use tree_size.
5627 (copy_node): Use tree_size.
5628 * tree.h: Prototype tree_size.
5630 2000-10-05 Richard Henderson <rth@cygnus.com>
5632 * diagnostic.c (output_format): Add missing break.
5634 2000-10-05 Jim Wilson <wilson@cygnus.com>
5636 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
5637 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
5638 sequence insn to INSN, and delete last sequence insn.
5640 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
5642 * gcc.c (main): Include generated configargs.h header
5643 and use arguments in '-v' output.
5645 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5647 * gcc.c: Move data on prefixes forward in file and reorganize.
5648 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
5649 Always define, but make null if no value.
5650 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
5651 and "md_startfile_prefix_1".
5652 (main): Check whether md_exec_prefix and the others are the
5653 null string rather than whether the macro is defined.
5655 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5657 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
5658 from PSImode to SImode.
5660 2000-10-05 Jakub Jelinek <jakub@redhat.com>
5662 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
5663 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
5664 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
5667 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5669 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
5670 negation in proper type.a
5672 2000-10-04 Richard Henderson <rth@cygnus.com>
5674 * configure.in (enable-shared): New.
5675 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
5676 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
5677 * mklibgcc.in: Use them to link shared a libgcc.
5678 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
5679 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
5680 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
5681 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
5683 * configure.in (alpha-osf*): Use t-osf and x-osf.
5684 * config/alpha/t-osf: New file.
5685 * config/alpha/t-osf4: New file.
5686 * config/alpha/x-osf: New file.
5687 * config/alpha/x-alpha: Remove file.
5689 2000-10-04 Will Cohen <wcohen@redhat.com>
5691 * c-typeck.c (process_init_element): Added warning for zero-length
5694 * extend.texi (Zero Length): State that static initializers for
5695 zero-length arrays are not allowed.
5697 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
5699 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
5702 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5704 * config/float-c4x.h: New.
5705 * configure.in (c4x-*): Set float_format to c4x.
5706 * configure: Regenerate.
5708 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5710 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
5711 compilation for solaris versions 2.7 and greater.
5713 2000-10-02 Marc Espie <espie@openbsd.org>
5715 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
5716 instead of redefining from scratch.
5718 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
5720 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
5722 2000-10-01 Mark Mitchell <mark@codesourcery.com>
5724 * config/ns32k/genix.h: Remove.
5725 * config/ns32k/x-genix: Likewise.
5726 * config/ns32k/xm-genix.h: Likewise.
5727 * config/fx80: Remove all filee in directory.
5728 * config/pyr: Likewise.
5729 * config/tahoe: Likewise.
5730 * config/gmicro: Likewise.
5731 * config/spur: Likewise.
5732 * configure.in: Remove configury bits for above targets.
5733 * configure: Regenerated.
5735 * configure.in: Don't configure chill by default.
5736 * configure: Regenerated.
5738 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
5739 (lang_mark_false_label_stack): Remove.
5740 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
5741 <top level> string in GC area.
5742 (mark_splay_tree_node): New function.
5743 (mark_splay_tree): Likewise.
5744 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
5746 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
5747 * ggc-common.c (lang_mark_false_label_stack): Change type.
5748 * ggc.h (ggc_alloc_string): Add comment.
5749 (ggc_strdup): New function.
5751 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
5753 * config/avr/avr.h (BRANCH_COST): Define as 0.
5755 * config/pdp11/pdp11.c: #include "tree.h" added.
5757 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
5759 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
5760 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
5761 with known shift count.
5762 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
5763 New alternative for shift count 2 with no scratch register.
5764 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
5765 "set_n" for shift counts 1 and 2.
5767 2000-09-30 Geoff Keating <geoffk@cygnus.com>
5769 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
5770 the mask value from the individual SET operations.
5771 (return_internal_si): Move the USE after the RETURN.
5772 (return_internal_di): Likewise.
5773 (return_and_restore_fpregs_si): Likewise.
5774 (return_and_restore_fpregs_di): Likewise.
5775 (return_eh_si): Likewise.
5776 (return_eh_di): Likewise.
5777 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
5779 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
5780 Don't generate a PARALLEL around a single operation movsi_to_cr.
5781 Generate the RETURN first in any PARALLELs.
5783 * rtlanal.c (single_set_1): Use fatal_insn to display the
5784 invalid insn. Check for more cases when a USE or CLOBBER occurs
5786 * Makefile.in: Update dependencies for rtlanal.o.
5788 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
5790 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
5792 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
5794 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
5795 Consistently use @email for formatting email addresses.
5797 2000-09-29 Richard Henderson <rth@cygnus.com>
5799 * cse.c (notreg_cost): New argument outer.
5800 (COST): Pass in SET to notreg_cost
5802 (fold_rtx): Use COST_IN. Prefer constants when costs
5805 2000-09-29 David Edelsohn <edelsohn@gnu.org>
5807 * fixinc/inclhack.def (broken_cabs): Generalize regex.
5808 * fixinc/fixincl.x: Regenerate.
5810 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5812 * loop.c (check_final_value): A GIV is not replaceable if used
5815 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
5817 * version.c: Bump to gcc-2.97.
5819 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
5821 * final.c (final_scan_insn): Remove extra extract_insn call;
5822 Use caching for constrain_operands.
5823 (cleanup_subreg_operands): Use caching for extract_insn.
5824 * recog.c (constrain_operands_cached): New.
5825 * recog.h (constrain_operands_cached): Declare.
5826 * i386.c (ix86_attr_length_immediate_default,
5827 ix86_attr_length_address_default, ix86_agi_dependant): Cache
5830 * recog.c (asm_noperands): Tweak.
5831 (extract_insn): Do not call asm_noperads for non-asm instructions.
5833 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
5835 * recog.c (recog_memoized): Rename to recog_memoized_1.
5836 * recog.h (recog_memoized): Rename to recog_memoized_1.
5837 (recog_memoized): New macro.
5838 * rtl.h (single_set): Rename to single_set_1
5839 (single_set): New macro.
5840 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
5843 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
5844 Do not use match_dup of input operands at outputs.
5845 Use register_operand for memory expression.
5846 (rep_movsi): Put use last, canonicalize.
5847 Use register_operand for memory expression.
5848 (rep_movqi): Put use last.
5849 Use register_operand for memory expression.
5850 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
5851 of input operands at outputs. Use register_operand for memory
5853 (rep_stossi): Put use last; canonicalize; fix match_dup in
5854 the address expression
5855 (rep_stosqi): Likewise.
5856 (memcmp expander): Update calls.
5857 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
5860 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
5862 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
5864 2000-09-28 David O'Brien <obrien@FreeBSD.org>
5866 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
5867 Contains the old contents of config/i386/freebsd.h
5868 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
5869 Contains the old contents of config/i386/freebsd-elf.h
5870 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
5871 config/i386/freebsd.h.
5872 * configure.in: Adjust for above changes.
5873 * po/POTFILES.in: Likewise.
5874 * po/en_GB.po: Likewise.
5875 * po/gcc.pot: Likewise.
5876 * configure: Rebuilt.
5878 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5880 * doloop.c (doloop_modify): Prevent delete_insn() from
5881 deleting too much. Prefer loop->top over loop->start as
5882 target for the new JUMP insn.
5883 (doloop_valid_p): Ignore loop with exit_count != 0.
5885 2000-09-28 Philipp Thomas <pthomas@suse.de>
5887 * invoke.texi (i386 Options): Add athlon to table of possible
5890 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
5892 * diagnostic.h (output_clear_message_text): New function.
5893 (output_message_text): New macro.
5895 * diagnostic.c (clear_text_info): Rename to
5896 output_clear_message_text.
5897 (output_clear): Adjust.
5898 (output_finish): Rename to output_finalize_message. Tweek.
5899 (output_to_stream): Adjust.
5901 2000-09-28 Neil Booth <neilb@earthling.net>
5903 * cpperror.c (_cpp_begin_message): Do the test for suppression
5904 of warnings and pedantic warnings before the "is a warning an
5906 * cppinit.c (cpp_handle_option): Remove surplus \n.
5907 * cpplex.c (ON_REST_ARG): Delete.
5908 (skip_block_comment): Initialise prevc.
5909 (parse_args): Improve error messages.
5910 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
5912 * cpplib.c (cpp_push_buffer): Fix grammar in message.
5913 * cppmain.c (main): Set callbacks for #ident and #pragma
5914 only if no_output option is false.
5915 (do_pragma_implementation): Only call the #pragma handler
5916 if it is set in the cpp_reader structure.
5918 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
5920 * integrate.c (copy_insn_list): if an ignored return value
5921 is being clobbered, skip cloning that into the inline copy.
5923 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
5925 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
5926 use @uref for formatting URLs.
5928 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
5930 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
5933 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
5935 * gcc.c (cpp_options): Add spec for -ftabstop=.
5936 (invoke_as): New spec that handles invoking as.
5937 Update specs to handle -save-temps and -traditional.
5938 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
5940 * cp/lang-specs.h, objc/lang-specs.h: Update to use
5941 invoke_as, and handle -save-temps and -traditional (if
5944 2000-09-26 Jakub Jelinek <jakub@redhat.com>
5946 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
5948 (function_arg_slotno): Accept TImode/CTImode.
5949 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
5952 2000-09-26 Michael Hayes <mhayes@cygnus.com>
5954 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
5957 2000-09-25 Jim Wilson <wilson@cygnus.com>
5959 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
5960 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
5961 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
5962 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
5964 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
5966 * cpplex.c (parse_args): Don't set VOID_REST flag.
5967 (CONTEXT_VARARGS): New flag.
5968 (maybe_paste_with_next): Set context earlier in loop. Use
5969 it. Do varargs test with CONTEXT_VARARGS flag.
5970 (push_arg_context): Set CONTEXT_VARARGS flag if we're
5971 pushing an argument context for a varargs argument.
5972 * cpplib.h (VOID_REST): Delete.
5973 * gcc.dg/cpp/vararg1.c: Add test case.
5975 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
5977 * flags.h: Declare warning flag warn_system_headers.
5978 * toplev.c: Define it.
5979 (W_options): Add option -Wsystem-headers.
5980 * diagnostic.c (count_error): Test warn_system_headers.
5981 * invoke.texi: Add description for -Wsystem-headers.
5982 * cpplib.h (cpp_options): New member warn_system_headers.
5983 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
5984 CPP_IN_SYSTEM_HEADER.
5985 * cpplib.c (do_import, do_pragma_once): Likewise.
5986 * cpperror.c (_cpp_begin_message): Test warn_system_headers
5987 and CPP_IN_SYSTEM_HEADER.
5988 * cppinit.c (handle_option): Recognize -Wsystem_headers.
5989 (print_help): Describe -Wsystem_headers.
5990 * cpplex.c (lex_line): Reorganize condition so that warnings
5991 about C++ comments in system headers can be enabled. Remove
5992 label do_line_comment.
5994 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
5996 * cpplex.c (save_comment): Only store the initial '/'
5998 (lex_token): Combine handling of the two comment types.
5999 Pass everything but the initial '/' to save_comment.
6001 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
6003 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
6004 _cpp_can_paste): New library-internal prototypes.
6005 * cpplex.c (dump_param_spelling, output_line_command,
6006 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
6007 cpp_printf, cpp_output_list): Move to cppoutput.c.
6008 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
6009 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
6011 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
6012 dump_param_spelling, output_line_command, cpp_scan_buffer,
6013 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
6015 * Makefile.in: Add cppoutput.c.
6016 * po/POTFILES.in: Add cppoutput.c.
6018 2000-09-25 Richard Henderson <rth@cygnus.com>
6020 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
6021 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
6022 split until after reload.
6023 (rotlsi3, rotldi3): New.
6025 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
6027 * diagnostic.c (output_last_position): Define.
6028 (set_real_maximum_length): Tweek.
6029 * diagnostic.h (output_last_position): Declare.
6031 2000-09-25 Kazu Hirata <kazu@hxi.com>
6033 * config/i386/i386.c: Fix formatting.
6035 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
6037 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
6038 UNITS_PER_WORD is small.
6040 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
6042 * c-common.c (format_char_info): Add flags2; update comments.
6043 (print_char_table, scan_char_table, time_char_table): Split some
6044 flags out into flags2.
6045 (check_format_info): Use flags2 for those flags, for identifying
6046 the initial character of a scanf scanset, and for identifying
6047 printf formats where the '0' flag is ignored with precision.
6049 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
6051 Changes below marked "here" add TABs on either or both sides,
6052 covering start of line, up to any operand for all noted .*ASM.*_OP
6053 definitions. All callers changed.
6054 * tm.texi: Make documented *_ASM.*_OP:s include spacing
6055 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
6056 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
6057 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
6058 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
6059 Fix typos in description for LONG_LONG_TYPE_SIZE and
6060 FINI_SECTION_ASM_OP.
6061 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
6062 why these defaults don't have leading spacing.
6063 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
6064 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6065 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
6066 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
6067 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
6068 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
6069 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
6070 * varasm.c (ASM_STABS_OP): Here.
6071 * xcoffout.h (ASM_STABS_OP): Here.
6072 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
6073 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
6074 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
6075 STRING_ASM_OP): Here.
6076 * config/freebsd.h (IDENT_ASM_OP): Here.
6077 * config/linux-aout.h (SET_ASM_OP): Here.
6078 * config/linux.h (SET_ASM_OP): Here.
6079 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
6081 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
6082 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
6083 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
6084 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
6086 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
6087 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
6088 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
6089 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
6090 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
6091 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6092 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
6093 * config/a29k/udi.h (INT_ASM_OP): Here.
6094 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
6095 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
6097 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
6098 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6099 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6100 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
6101 ASM_STABD_OP): Here.
6102 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
6103 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
6104 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
6105 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
6106 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
6107 SIZE_ASM_OP, STRING_ASM_OP): Here.
6108 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
6109 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
6110 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
6111 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
6112 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
6113 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
6115 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6116 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
6117 * config/arm/coff.h (INT_ASM_OP): Here.
6118 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
6119 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
6120 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
6121 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
6122 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
6123 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6124 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
6125 STRING_ASM_OP): Here. Update documentation copy in comments.
6126 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
6127 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
6128 DATA_SECTION_ASM_OP): Here.
6129 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
6131 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
6132 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
6133 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6134 BSS_SECTION_ASM_OP): Here.
6135 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6136 BSS_SECTION_ASM_OP): Here.
6137 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6139 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
6140 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
6141 * config/h8300/h8300.h (ASM_WORD_OP): Here.
6142 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6143 BSS_SECTION_ASM_OP): Here.
6144 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
6145 * config/i386/bsd.h (ASM_BYTE_OP): Here.
6146 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
6147 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
6148 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
6150 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
6151 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
6153 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
6154 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
6155 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
6156 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
6158 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
6159 * config/i386/netbsd.h (INT_ASM_OP): Here.
6160 * config/i386/openbsd.h (INT_ASM_OP): Here.
6161 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
6162 IDENT_ASM_OP): Here.
6163 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
6164 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
6165 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
6166 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
6167 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
6168 SHARED_BSS_SECTION_ASM_OP): Here.
6169 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
6170 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
6171 DATA_SECTION_ASM_OP): Here.
6172 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6173 CONST_SECTION_ASM_OP): Here.
6174 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
6175 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6176 BSS_SECTION_ASM_OP): Here.
6177 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
6178 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
6179 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
6180 BSS_ASM_OP): Here, but use trailing spaces.
6181 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
6182 DATA_SECTION_ASM_OP): Here.
6183 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
6185 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
6186 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
6187 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
6188 TDESC_SECTION_ASM_OP): Here.
6189 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
6190 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
6191 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6193 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6194 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
6195 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6196 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
6197 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
6198 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
6199 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
6200 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
6201 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
6202 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
6203 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
6204 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
6206 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
6207 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
6208 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
6209 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
6210 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
6211 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
6212 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
6213 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6214 GLOBAL_ASM_OP): Here.
6215 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
6216 BSS_SECTION_ASM_OP): Here.
6217 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
6218 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6219 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
6220 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
6222 * config/m68k/newsgas.h (SET_ASM_OP): Here.
6223 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
6224 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
6225 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
6226 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
6227 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
6228 but use trailing spaces.
6229 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
6230 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
6231 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
6233 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
6234 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
6235 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6236 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
6237 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6238 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
6239 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
6240 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
6241 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
6242 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
6243 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6244 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
6246 * config/m88k/openbsd.h (SET_ASM_OP): Here.
6247 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6248 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
6249 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
6250 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
6251 DTORS_SECTION_ASM_OP): Here.
6252 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
6253 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
6254 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
6255 BSS_SECTION_ASM_OP): Here.
6256 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
6257 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
6258 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
6259 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
6260 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
6261 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
6262 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
6263 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
6265 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
6267 * config/mips/osfrose.h (SET_ASM_OP): Here.
6268 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
6269 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
6270 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
6271 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6273 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
6274 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
6275 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
6276 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
6277 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
6278 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6280 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6282 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
6283 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
6284 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
6286 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
6287 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
6288 * config/sparc/linux.h (COMMON_ASM_OP): Here.
6289 * config/sparc/linux64.h (COMMON_ASM_OP,
6290 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
6291 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
6292 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
6293 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
6294 * config/sparc/pbd.h (ASM_INT_OP): Here.
6295 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
6296 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
6297 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
6298 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
6299 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
6300 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
6301 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
6302 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
6303 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
6304 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6305 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
6306 EH_FRAME_SECTION_ASM_OP): Here.
6307 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
6308 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6310 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6312 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
6313 TCOMMON_ASM_OP): Here.
6314 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
6316 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
6319 2000-09-25 Richard Henderson <rth@cygnus.com>
6321 * expmed.c (store_bit_field): Adjust last change to not consider
6322 any word-sized field naturally aligned.
6324 2000-09-24 Richard Henderson <rth@cygnus.com>
6326 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
6327 TFmode unordered compares properly. Revalidate integer compare
6329 (alpha_emit_setcc): New.
6330 (alpha_emit_conditional_move): Revalidate integer compare operands.
6331 * config/alpha/alpha-protos.h: Update.
6332 * config/alpha/alpha.md (cmpdi): Allow general operands.
6333 (sne): Use alpha_emit_setcc.
6334 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
6335 (sunordered, sordered): New.
6337 2000-09-24 Richard Henderson <rth@cygnus.com>
6339 * config/ia64/ia64-protos.h: Update.
6340 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
6341 (ia64_expand_call): New.
6342 (ia64_expand_prologue): Emit an alloc if we need extra input
6344 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
6345 instruction if true.
6346 (struct reg_flags): Add is_sibcall.
6347 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
6348 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
6349 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
6350 * config/ia64/ia64.h (PREDICATE_CODES): Update.
6351 * config/ia64/ia64.md (call): Use ia64_expand_call.
6352 (call_value): Likewise.
6353 (sibcall, sibcall_value): New.
6354 (call patterns): Remove extra expanders; tidy.
6355 (sibcall_epilogue): New.
6356 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
6358 2000-09-24 Richard Henderson <rth@cygnus.com>
6360 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
6362 * sibcall.c (skip_pic_restore): New.
6363 (identify_call_return_value): Use it.
6365 2000-09-24 Mark Mitchell <mark@codesourcery.com>
6367 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
6368 functions. Generalize to handle both C and C++.
6369 * Makefile.in (c-tree.info): New target.
6370 (info): Add c-tree.info.
6372 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6374 * expr.c (store_field): If BITSIZE is negative, use size of type.
6375 (expand_expr, case COMPONENT_EXPR): Likewise.
6377 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
6379 * cpplex.c: Update TODO comment.
6380 * cpplib.c (do_error, do_warning): Merge common code of
6381 do_error and do_warning into do_diagnostic. Use it.
6382 (do_diagnostic): New function.
6383 * cpplib.h: Fix comment typo.
6385 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
6387 * c-common.c (check_format_info): Warn for a wide character string
6388 used as a non-wide format argument.
6390 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
6392 * builtins.def (BUILT_IN_LLABS): Add.
6393 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
6394 * c-common.c (c_common_nodes_builtins): Create builtin functions
6395 __builtin_llabs, and plain llabs unless no_nonansi_builtins
6396 outside of C99 mode.
6397 (expand_tree_builtin): Handle BUILT_IN_LLABS.
6399 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
6401 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
6402 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
6403 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
6404 _cpp_free_toklist): No need to worry about extra dummy token
6405 at the start of token lists any more.
6406 (trigraph_ok): Only warn outside comments.
6407 (skip_block_comment): Set and clear lexing_comment.
6408 (skip_line_comment): Take a cpp_reader not cpp_buffer.
6409 Set and clear lexing_comment.
6410 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
6411 (check_long_token): Delete.
6412 (lex_percent, lex_dot): New subroutines of lex_token to
6413 handle lexing of '.' and '%' without lookback.
6414 (lex_token): Use lex_dot and lex_percent.
6415 (lex_line): Don't check for LIST_OFFSET.
6416 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
6417 * cpplib.c (_cpp_parse_assertion): Similarly.
6418 (cpp_push_buffer): Initialize extra_char.
6419 * cpplib.h (LIST_OFFSET): Delete.
6420 (struct cpp_buffer): New member extra_char.
6421 (struct lexer_state): New members lexing_comment and seen_dot.
6423 2000-09-23 Jason Merrill <jason@redhat.com>
6425 * config/rs6000/x-aix41 (CLIB): Define here.
6426 * config/rs6000/t-aix43: Not here.
6427 * config/rs6000/t-aix41: Or here. Remove.
6428 * configure.in: Don't use it.
6430 2000-09-22 Jason Merrill <jason@redhat.com>
6432 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
6433 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
6434 * config.in: Regenerate.
6436 * configure.in: Fix checks for assembler features when using a
6437 one-tree assembler that has not yet been built.
6438 Fix --disable-threads.
6440 2000-09-19 Geoff Keating <geoffk@cygnus.com>
6442 * stmt.c (expand_asm_operands): Allow # in constraints.
6444 2000-09-22 Jason Merrill <jason@redhat.com>
6446 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
6448 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
6449 function-local names.
6451 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
6452 Mark Mitchell <mark@codesourcery.com>
6454 * toplev.c (warn_disabled_optimization): Declare new warning flag.
6455 * flags.h (warn_disabled_optimization): Add it here.
6456 * gcse.c (gcse_main): Add warning when disabled.
6457 * invoke.texi: Document -Wdisabled-optimization.
6459 2000-09-21 Jason Merrill <jason@redhat.com>
6461 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
6463 * dwarf2out.c (tree_add_const_value_attribute): New fn.
6464 (gen_variable_die): Call it for non-definitions.
6466 * dwarf2out.c (die_struct): Add die_mark field.
6467 (mark_dies, unmark_dies): New fns.
6468 (clear_die_sizes): Remove.
6469 (print_die): Check die_symbol rather than die_offset.
6470 (build_abbrev_table, output_pubnames, output_aranges): Check
6471 die_mark rather than die_offset.
6472 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
6475 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
6477 * cppfiles.c (lookup_include_file): Rename to open_file.
6478 Always create a splay tree value, even on syscall failures.
6479 Negative entries indicated by fd == -2.
6480 Re-open files closed in the meantime.
6481 (_cpp_fake_include): Create a negative splay tree entry.
6482 (find_include_file, cpp_read_file): Update for function name
6484 * gcc.gd/cpp/mi4.c: Testcase.
6486 2000-09-21 Nick Clifton <nickc@redhat.com>
6488 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
6489 ARM and THUMB modes.
6491 * config/mcore/mcore.c: Fix compile time warnings.
6492 * config/mcore/mcore-protos.h: Fix compile time warnings.
6494 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6496 * configure.in: Correct test of gcc_cv_glibc.
6497 * configure: Rebuilt.
6498 * config.in: Rebuilt.
6500 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6502 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
6503 (expand_builtin): Handle BUILT_IN_FWRITE.
6505 * builtins.def (BUILT_IN_FWRITE): New entry.
6507 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
6509 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6511 * gcc.c (modify_target): New variable and struct.
6512 (process_command): Handle MODIFY_TARGET_NAME.
6513 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
6514 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
6516 * c-decl.c (finish_decl): Add else's to avoid referencing
6517 TYPE_DOMAIN of an ERROR_MARK.
6519 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
6521 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
6524 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
6526 * config/avr/avr.md (neghi2): Add alternative for input and output
6527 operands in different registers, as in negsi2.
6528 (*negsi2): Remove '*' from the name. Use "movw" if available.
6530 2000-09-19 Jim Wilson <wilson@cygnus.com>
6532 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
6533 HAVE_GAS_HIDDEN macro.
6535 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
6537 * cpplex.c (lex_line): Drop the EOF token for unknown
6538 directives in assembler.
6540 2000-09-19 David Edelsohn <edelsohn@gnu.org>
6542 * configure.in: Allow enable_threads_flag value of "aix". Define
6543 thread_file as "aix" for AIX 4.3 and above.
6544 * configure: Regenerated.
6546 * gthr-aix.h: New file.
6548 * rs6000/t-aix43: Replace soft-float multilib with pthread.
6549 Remove 403 processor multilib match. Fix rios2 processor multilib
6552 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
6553 to return to appropriate csect.
6555 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6557 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
6559 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
6560 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
6563 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
6566 * c-common.c (init_function_format_info): Handle __builtin_printf.
6567 Set `check_function_format_ptr'.
6568 (c_common_nodes_and_builtins): Set `puts_ftype' and
6569 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
6570 __builtin_printf and printf.
6572 * tree.c, tree.h (check_function_format_ptr): Declare.
6574 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
6576 * cppfiles.c (read_include_file): Take no special action for
6579 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
6581 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
6582 rather than that of branch.
6583 (shorten_branches): Don't increment insn_current_address twice.
6585 Undo most of the Wed Jan 27 23:39:53 1999 patch:
6586 * loop.h (struct induction): Delete members derived, ix and last_use.
6587 (struct loop_ivs): Delete members first_increment_giv and
6589 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
6590 recombine_givs): Delete functions.
6591 (find_and_verify_loops): Don't initialize cont_dominator.
6592 (strength_reduce): Lose code to try to find bivs that can be
6593 expressed as givs of another biv, and to convert biv increments
6595 Lose loop_scan_start variable, always use loop->scan_start.
6596 Don't call recombine_givs. Don't handle derived givs.
6597 (record_giv): Don't initialize derived and last_use fields.
6598 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
6600 * unroll.c (derived_regs): Delete static variable.
6601 (unroll_loop): Don't initialize it.
6602 (copy_loop_body): Lose code to handle derived givs.
6603 (find_splittable_givs): Don't check for givs made from biv
6605 Don't set derived_regs.
6607 Fix misapplied earlier patch:
6608 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
6610 (floatsisf2): Generate floatsisf_ie by default.
6611 (floatsisf_i4): Conditional on TARGET_SH4.
6613 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
6614 predicate for the expanders.
6616 2000-09-19 Richard Henderson <rth@cygnus.com>
6618 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
6619 in addition to pentium and pentiumpro symbols.
6620 (CPP_CPU_DEFAULT_SPEC): Likewise.
6622 * c-typeck.c (c_expand_asm_operands): Restore the output tree
6625 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
6626 if the tree has side effects.
6627 (warn_if_unused_value): Do not warn about void constructs.
6629 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
6631 * unroll.c (copy_loop_body): Update LABEL_NUSES before
6632 calling invert_jump.
6634 2000-09-18 Geoff Keating <geoffk@cygnus.com>
6636 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
6639 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6641 * Makefile.in (c-common.o): Depend on diagnostic.h.
6643 * c-common.c: Include diagnostic.h.
6645 (status_warning): New function.
6646 (check_format_info, maybe_read_dollar_number, check_format_types,
6647 finish_dollar_format_checking, check_function_format): Accept a
6648 `status' parameter. All callers changed.
6650 * c-common.h (check_function_format): Accept a `status' parameter.
6652 * c-typeck.c: Update call to `check_function_format'.
6654 2000-09-18 Richard Henderson <rth@cygnus.com>
6656 * c-decl.c (c_expand_body): Call mark_varargs before
6657 expand_function_start.
6659 2000-09-18 Geoff Keating <geoffk@cygnus.com>
6661 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
6662 * config/rs6000/eabi-ci.asm: Likewise.
6664 2000-09-18 Richard Henderson <rth@cygnus.com>
6666 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
6669 2000-09-18 Jim Wilson <wilson@cygnus.com>
6671 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
6672 before passing it to fold_rtx_mult_add.
6674 * unroll.c (final_giv_value): Pass increment through
6675 extend_value_for_giv before passing it to emit_iv_add_mult.
6677 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
6678 paradoxical subreg, then directly substitute the replacement and
6681 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
6683 * cpp.texi: Update documentation, including some clarifications,
6684 the treatment of various newline combinations, and space between
6685 backslash and newline.
6687 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6689 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
6690 Replace ASM_OUTPUT_LABELREF with assemble_name.
6692 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6694 * sh.c (addsubcosts): CONST is not cheap.
6695 (find_barrier): For Sh1, take alignment after jumps into account.
6697 2000-09-15 Andrew Haley <aph@redhat.com>
6699 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
6700 remove all SETs of SUBREGs of hard registers.
6701 * function.c (purge_hard_subreg_sets): New function.
6702 (purge_single_hard_subreg_set): New function.
6703 * rtl.h: (purge_hard_subreg_sets): New function.
6705 2000-09-18 Richard Henderson <rth@cygnus.com>
6707 * config/ia64/ia64-protos.h: Update.
6708 * config/ia64/ia64.c (signed_inequality_operator): New.
6709 (ia64_expand_compare): New.
6710 (ia64_register_move_cost): Handle PR_REGS moves.
6711 (ia64_secondary_reload_class): Require a GR when moving to a PR.
6712 (struct reg_write_state): Add written_by_and/or.
6713 (struct reg_flags): Add is_and/or.
6714 (rws_update): Set them.
6715 (rws_access_regno): Test them to allow parallel comparisons.
6716 (rtx_needs_barrier): Recognize parallel comparisons.
6717 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
6718 Call recog_memoized; ignore pred_rel_mutex.
6719 (emit_predicate_relation_info): Don't call find_basic_blocks here.
6720 (ia64_reorg): Do it here instead.
6721 * config/ia64/ia64.h: s/CCmode/BImode/g
6722 (MODES_TIEABLE_P): Don't tie BImode.
6723 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
6724 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
6725 (RTX_COSTS): Make multiply 4 insns.
6726 (MEMORY_MOVE_COST): New.
6727 (PREDICATE_CODES): Update.
6728 * config/ia64/ia64.md: s/CCmode/BImode/g
6729 (movcci, movbi): New.
6730 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
6731 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
6732 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
6733 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
6734 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
6735 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
6736 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
6737 (mulsi, muldi): Use xmpy not xma.
6739 (movcc, movcc_internal): Remove.
6740 (branch expanders): Use ia64_expand_compare.
6741 (setcc expanders): Likewise.
6742 (cmov insns): Use move_operand and ia64_move_ok.
6743 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
6744 scheduler from moving it past a use.
6745 * config/ia64/build.hacks: Remove.
6747 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
6749 * cpphash.h (HASHSTEP): Take character rather than pointer
6751 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
6753 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
6755 * cpplex.c (auto_expand_name_space, trigraph_replace,
6756 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
6757 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
6758 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
6759 KNOWN_DIRECTIVE): Delete.
6761 (handle_newline, check_long_token, skip_escaped_newlines,
6762 unterminated): New functions.
6763 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
6765 (parse_identifier): Was parse_name, new implementation.
6766 (skip_line_comment, skip_block_comment, skip_whitespace,
6767 parse_number, parse_string, trigraph_ok, save_comment,
6768 adjust_column, _cpp_get_line): New implementations.
6770 (lex_token): New function. Lexes a token at a time, looking
6771 forwards. Contains most of the guts of the old lex_line.
6772 (lex_line): New implementation, using lex_token to obtain
6774 (cpp_scan_buffer): Use the token's line, not the list's line.
6776 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
6777 New implementations.
6778 (do_assert): Don't bother setting the answer's list's line.
6779 (cpp_push_buffer): Initialise new pfile and read_ahead members
6780 of struct cpp_buffer.
6782 * cpplib.h (cppchar_t): New typedef.
6783 (struct cpp_buffer): read_ahead, pfile and col_adjust are
6785 (struct lexer_state): New structure that determines the state
6786 and behaviour of the lexer.
6787 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
6788 (struct cpp_reader): New member "state". Rename
6789 multiline_string_line and multiline_string_column. Delete
6790 col_adjust, in_lex_line members.
6791 (CPP_BUF_COLUMN): Update.
6793 2000-09-18 Richard Henderson <rth@cygnus.com>
6795 * combine.c (simplify_comparison): Shift a NOT out of a single
6798 * combine.c (if_then_else_cond): Canonicalize BImode true to
6800 * explow.c (trunc_int_for_mode): Likewise.
6802 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
6803 the NOT for De Morgan's rule.
6804 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
6805 of a comparison to the reverse comparison.
6807 * combine.c (try_combine): Allow split to create a single insn.
6809 * machmode.def: Add BImode. Add a column for bitsize.
6810 * machmode.h (DEF_MACHMODE): Adjust for extra column.
6811 (GET_MODE_BITSIZE): Use it.
6812 * rtl.c (DEF_MACHMODE): Adjust for extra column.
6813 (mode_bitsize): New.
6814 (mode_mask_array): Use bitsize.
6815 * combine.c (combine_simplify_rtx): Require inner and outer
6816 modes to match on nonzero_bits optimizations.
6818 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
6820 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
6821 its entry in spill_reg_store.
6822 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
6823 * sh.c (reg_no_subreg_operand): New function.
6824 * sh-protos.h (reg_no_subreg_operand): Declare it.
6825 * sh.h (PREDICATE_CODES): Add it.
6826 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
6827 input operand that needs to be in fpul.
6828 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
6829 * sh.c (find_barrier): Take into account that machine_dependent_reorg
6830 might add new insns.
6832 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
6834 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
6836 (sh_expand_epilogue): Take the PIC register into account when
6837 computing the frame size.
6839 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
6840 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
6841 LABEL_REFs with a PIC-safe unspec.
6843 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
6845 * c-common.c (check_format_info): Properly save the argument
6846 number and parameter for $ operand number formats in case width
6847 and precision arguments are also used. Allow printf width and
6848 precision arguments to have operand numbers even if none was
6849 specified for the main format, since this is OK for %*.*m. Only
6850 object to missing $ operand number if the format used requires an
6853 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
6855 * c-common.c (format_char_info): Add 'W' flag to comment.
6856 (print_char_table, scan_char_table): Use it.
6857 (check_format_info): Use the 'W' flag to determine whether a
6858 format argument is written into.
6860 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
6862 * c-common.c (check_format_types): Reorganise and clean up,
6863 checking earlier for ERROR_MARKs and making cur_type into its
6864 TYPE_MAIN_VARIANT where convenient.
6866 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
6868 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
6870 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
6872 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
6874 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
6875 * i386.c (struct builtin_description): New.
6876 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
6877 (mmx_reg_operand): Declare MODE arg as unused.
6878 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
6879 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
6880 ix86_expand_binop_builtin, ix86_expand_store_builtin,
6881 ix86_init_builtins, ix86_expand_builtin): New functions.
6882 * i386.h (ix86_builtins): New enumeration.
6883 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
6884 * i386.md (attr length_immediate): 0 for mmx/sse types.
6885 (attr prefix_0f): 1 for mmx/sse types.
6886 (setcc_2): Remove "*" so we get gen_setcc_2.
6887 (emms): Account for changed register numbering. Set "memory" attr
6889 (sfence): Set "memory" attr to unknown.
6891 2000-09-18 Andreas Jaeger <aj@suse.de>
6893 * configure.in: Define _GNU_SOURCE only when using the GNU C
6895 * configure: Regenerated.
6896 * config.in: Regenerated.
6898 2000-09-17 Mark Mitchell <mark@codesourcery.com>
6900 * cppinit.c (cpp_init): Don't use ANSI prototypes.
6901 * flow.c (flow_dump_loop): Likewise.
6902 (flow_loops_dump): Likewise.
6904 * c-typeck.c (c_start_case): Fix typo.
6906 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6908 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
6909 to int for plain complex which defaults to complex double. Do
6910 warn about defaulting to complex double if pedantic. Warn about
6911 complex integer types if pedantic. Warn about complex types if
6912 pedantic and not in C99 mode.
6913 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
6914 for complex conjugation.
6916 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6918 * contrib.texi: Update my entry.
6920 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
6922 * config/avr/avr.md (mcu_enhanced): New attribute.
6923 (mcu_mega): Likewise.
6924 (extendhisi2): Use mcu_enhanced.
6925 (zero_extendhisi2): Likewise.
6926 (call_insn): Use mcu_enhanced and mcu_mega.
6927 (call_value_insn): Likewise.
6928 (*sbrx_branch): Use mcu_mega.
6929 (*sbrx_and_branchsi): Likewise.
6930 (*sbrx_and_branchhi): Likewise.
6931 (*tablejump_lib): Likewise.
6933 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6935 * alias.c (true_dependence): Allow non-unchanging read to conflict
6936 with unchanging write.
6938 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
6939 (store_constructor): Pass alias_set to it.
6941 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
6942 TYPE_MAIN_VARIANT of ERROR_MARK.
6943 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
6945 * simplify-rtx.c (simplify_unary_operation): Add cases
6946 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
6948 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
6950 * expr.h (emit_library_call, emit_library_call_value): Delete
6952 * rtl.h (enum libcall_type): New.
6953 (emit_library_call, emit_library_call_value): Change fn_type arg to
6954 be of type enum libcall_type.
6955 * calls.c: Likewise for the function definitions. Several callers
6956 throughout changed to use the new enumeration appropriately.
6957 (emit_library_call_value_1): Likewise. Put back code to make libcall
6958 blocks of equal form, but only use it for the two new higher
6961 2000-09-16 Mark Mitchell <mark@codesourcery.com>
6963 Convert the C front-end to use function-at-a-time mode.
6964 * c-common.h: Include splay-tree.h.
6965 (C_DECLARED_LABEL_FLAG): New macro.
6966 (struct language_function): Add x_scope_stmt_stack and
6967 x_function_name_declared_p.
6968 (RECHAIN_STMTS): Move definition.
6969 (lang_statment_code_p): Likewise.
6970 (lang_expand_stmt): Likewise.
6971 (lang_expand_decl_stmt): New variable.
6972 (lang_expand_function_end): Likewise.
6973 (current_scope_stmt_stack): New function.
6974 (add_decl_stmt): Likewise.
6975 (add_scope_stmt): Likewise.
6976 (mark_stmt_tree): Likewise.
6977 (struct c_lang_decl): New structure.
6978 (DECL_SAVED_TREE): Define.
6979 (c_mark_lang_decl): New function.
6980 (c_expand_start_cond): Change prototype.
6981 (c_finish_then): New function.
6982 (c_finish_else): Likewise.
6983 (current_function_name_declared): Remove.
6984 (set_current_function_name_declared): Likewise.
6985 (mark_c_language_function): Declare.
6986 (case_compare): Likewise.
6987 (c_add_case_label): Likewise.
6988 (c_expand_expr): Likewise.
6989 (c_safe_from_p): Likewise.
6990 * c-common.c (lang_expand_function_end): New variable.
6991 (struct if_elt): Add if_stmt.
6992 (c_expand_start_cond): Add the if-statement to the statement-tree,
6993 rather than generating RTL.
6994 (c_finish_then): New function.
6995 (c_expand_start_else): Don't generate RTL.
6996 (c_finish_else): New function.
6997 (c_expand_expr_stmt): Don't generate RTL.
6998 (statement_code_p): Add SCOPE_STMT.
6999 (case_compare): New function.
7000 (c_add_case_label): Likewise.
7001 (mark_stmt_tree): Likewise.
7002 (c_mark_lang_decl): Likewise.
7003 (mark_c_language_function): Likewise.
7004 (c_expand_expr): Likewise.
7005 (c_safe_from_p): Likewise.
7006 * c-decl.c (c_stmt_tree): New variable
7007 (c_scope_stmt_stack): Likewise.
7008 (c_function_name_declared_p): Likewise.
7009 (lang_expand_expr_stmt): Remove.
7010 (poplevel): Don't call output_inline_function for nested
7012 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
7014 (redeclaration_error_message): Change means of computing whether
7015 or not a function is nested.
7016 (lookup_label): Don't call label_rtx.
7017 (init_decl_processing): Add more GC roots.
7018 (start_decl): Add DECL_STMTs to the statement-tree, rather than
7019 calling rest_of_decl_compilation.
7020 (finish_decl): Don't call expand_decl.
7021 (store_parm_decls): Begin the statement-tree, but don't generate
7023 (finish_function): Tie off the statement-tree. Call c_expand_body
7025 (c_expand_body): New function.
7026 (push_c_function_context): Save more information.
7027 (pop_c_function_contxt): Likewise.
7028 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
7029 (lang_mark_tree): Mark it.
7030 (current_stmt_tree): Adjust.
7031 (current_scope_stmt_stack): New function.
7033 (set_current_name_declared): Likewise.
7034 (c_begin_compound_stmt): Define.
7035 (c_expand_decl_stmt): Likewise.
7036 * c-lang.c: Include rtl.h and expr.h.
7037 (lang_init): Set more language-specific hooks.
7038 * c-lex.c: Include expr.h.
7039 * c-parse.in: Changes throughout to add statements to the
7040 statement-tree, rather than generating RTL after every statement.
7041 * c-semantics.c (lang_expand_decl_stmt): Define.
7042 (add_decl_stmt): New function.
7043 (add_scope_stmt): Likewise.
7044 (finish_stmt_tree): Tweak.
7045 (genrtl_expr_stmt): Likewise.
7046 (genrtl_decl_stmt): Handle local labels, and call
7047 lang_expand_decl_stmt if required.
7048 (genrtl_for_stmt): Fix line-number handling.
7049 (genrtl_case_label): Handle cleanups.
7050 (genrtl_asm_stmt): Don't call combine_strings.
7051 (genrtl_compound_stmt): Simplify.
7052 (expand_stmt): Handle SCOPE_STMTs.
7053 * c-tree.h (struct lang_decl): New structure.
7054 (C_DECLARED_LABEL_FLAG): Remove.
7055 (c_begin_compound_stmt): Declare.
7056 (c_expand_decl_stmt): Likewise.
7057 (c_expand_start_case): Rename to c_start_case.
7058 (c_finish_case): New function.
7059 * c-typeck.c (start_init): Tweak setting of
7060 constructor_incremental.
7061 (c_expand_asm_operands): Tweak error-handling. Add to the
7063 (c_expand_return): Add to the statement-tree.
7064 (c_expand_start_case): Rename to ...
7065 (c_start_case): ... this.
7066 (struct c_switch): New type.
7067 (switch_stack): New variable.
7068 (do_case): Simplify.
7069 (c_finish_case): New function.
7070 * dependence.c: Include expr.h.
7071 (enum dependence_type): Change spelling of enumerals.
7072 (check_node_dependence): Adjust.
7073 * expr.h (lang_safe_from_p): Declare.
7074 (safe_from_p): Likewise.
7075 * expr.c (lang_safe_from_p): New variable.
7076 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
7077 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
7078 * toplev.c (rest_of_decl_compilation): Robustify.
7079 * tree.c (contains_placeholder_p): Likewise.
7080 * Makefile.in: Update dependencies.
7081 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
7082 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
7083 (objc_expand_function_end): New function.
7084 (finish_method_def): Use it.
7085 (init_objc): Initialize more language-specific hooks.
7086 * objc/Make-lang.in: Update dependencies.
7088 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
7090 * configure.in: Define macros that affect features before
7091 testing for features. Don't define _XOPEN_SOURCE.
7092 * configure: Regenerated.
7093 * config.in: Regenerated.
7095 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
7097 * rtlanal.c (rtx_varies_p): Volatile asms vary.
7098 (rtx_unstable_p): Restructure code. Volatile asms
7101 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7103 * function.h (no_debugging_symbols): New field.
7104 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
7105 Initialize no_debugging_symbols.
7106 (output_inline_function): Save and restore write_symbols and set from
7107 no_debugging_symbols.
7108 * toplev.c (rest_of_compilation): Call save_for_inline.
7109 * tree.h: Update comment.
7111 * stor-layout.c (place_field): Don't do anything if field or
7112 its type are ERROR_MARK.
7114 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
7116 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
7117 (read_include_file): Ensure inc->mmaped is initialized.
7119 2000-09-16 Richard Henderson <rth@cygnus.com>
7121 * cppiles.c (purge_cache): Use PTR not caddr_t.
7123 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
7125 * gcc.c: In description for %{<S}, say the option removed is -S.
7126 * invoke.texi (Spec Files): Ditto.
7128 2000-09-16 Andreas Jaeger <aj@suse.de>
7130 * configure.in: Always define _GNU_SOURCE to make interfaces
7131 visible that were hidden by only defining _GNU_SOURCE.
7132 * configure: Regenerated.
7134 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
7136 * cpplex.c (push_macro_context): Set an argument's level after
7137 calling parse_args. We could loop infinitely otherwise.
7139 2000-09-15 Tom Tromey <tromey@cygnus.com>
7141 * configure, config.in: Rebuilt.
7142 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
7144 2000-09-15 Greg McGary <greg@mcgary.org>
7146 * cppmacro.c (check_trad_stringification): Check token
7147 text pointers against limit before dereferencing.
7149 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
7151 * c-common.c (format_wanted_type): New structure.
7152 (check_format_types): New function.
7153 (check_format_info): Pass all checking of types of format
7154 arguments, including width and precision arguments, to this new
7157 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7159 * BUGS: Remove file.
7161 2000-09-15 Jakub Jelinek <jakub@redhat.com>
7163 * config/alpha/alpha.c (override_options): ev6 cache latencies
7164 from Richard Henderson. Don't allow -mmemory-latency=L0.
7166 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
7167 (TARGET_OPTIONS): Add tune=.
7168 (alpha_tune_string): Declare.
7169 * config/alpha/alpha.c (override_options): Add cpu_table.
7170 Use alpha_cpu_string first to set both alpha_cpu and target_flags
7171 and then alpha_tune_string to set alpha_cpu only.
7172 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
7173 * config/alpha/elf.h (ASM_FILE_START): Likewise.
7174 * config/alpha/osf.h (ASM_FILE_START): Likewise.
7175 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
7177 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
7179 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
7181 (ix86_comparison_operator, ix86_cc_mode): Declare
7182 * i386.h (CCGC, CCGCO): New modes.
7183 (SELECT_CC_MODE): Move offline to ....
7184 * i386.c (ix86_cc_mode): .... here; use new modes.
7185 (ix86_comparison_operator): New.
7186 (fcmov_comparison_operator): Ensure proper mode.
7187 (put_condition_mode): More sanity checking.
7188 (ix86_match_ccmode): Handle new modes.
7189 (ix86_expand_fp_compare): GEU requires CCmode.
7190 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
7192 * i386.md (cmp?i_ccz_1): Remove
7193 (cmp?i_ccno_1): Use ix86_match_ccmode.
7194 (cmp?i_minus_1): New.
7195 (cmpsi_1): New expander.
7196 (cmpqi_ext_1): Use match_ccmode
7197 (cmpqi_ext_3): New expander.
7198 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
7199 (cmpqi_ext_4): Use match_ccmode.
7200 (add?i_?): Use match_ccmode.
7202 (test?i_ccz_1): Remove
7204 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
7205 (testqi_ext_0): Use ix86_match_ccmode.
7206 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
7207 (xorqi_cc_ext_1): New expander.
7208 (shift patterns): Use CCGOCmode for all shifts except for sar.
7209 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
7210 (setcc_3, jcc_3, miv?icc_c): Remove.
7212 2000-09-15 Will Cohen <wcohen@redhat.com>
7214 * dwarf2out.c (add_const_value_attribute): Changed array into a
7215 xmalloced object, so it exists after function exit.
7216 (free_AT): Added case for dw_val_class_float to free allocated
7219 2000-09-15 Kazu Hirata <kazu@hxi.com>
7221 * config/i386/i386.md: Fix a comment typo.
7222 * gcc.c: Fix formatting.
7224 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
7226 * optabs.c (emit_libcall_block): If target is a user variable,
7227 copy to a temporary first.
7228 * expr.c (convert_move): When generating a libcall, make a libcall
7230 * calls.c (emit_library_call_value_1): Don't create a libcall
7231 sequence here; our caller will in most cases do it.
7233 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
7235 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
7236 * sh.md (reload_outsf): Generate recognizable patterns for
7238 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
7239 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
7240 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
7241 truncdfsf2_i4): Change not to use explicit references to fpul.
7242 (floatsisf2_ie): Remove USE of fpscr.
7243 (floatsisf2): Change default expansion to match this.
7244 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
7247 2000-09-15 Richard Henderson <rth@cygnus.com>
7249 * expmed.c (store_bit_field): Consider naturally aligned
7250 memory for direct reference.
7252 2000-09-15 Richard Henderson <rth@cygnus.com>
7254 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
7255 AND addresses into alias set 0.
7256 (alpha_expand_unaligned_store): Likewise.
7257 (alpha_expand_unaligned_load_words): Likewise.
7258 (alpha_expand_unaligned_store_words): Likewise.
7260 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
7262 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
7263 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
7265 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
7266 rsize of UNITS_PER_WORD.
7268 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
7270 * cpplex.c (ON_REST_ARG): Correct the test.
7271 (maybe_paste_with_next): Duplicate a token that fail pasting,
7272 and clear its PASTE_LEFT flag, so that nested pasting attempts
7275 2000-09-14 Richard Henderson <rth@cygnus.com>
7277 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
7278 * cse.c (rtx_cost): Likewise.
7279 * optabls.c (expand_binop): Likewise.
7280 (expand_twoval_binop, prepare_cmp_insn): Likewise.
7281 * regclass.c (copy_cost): Likewise.
7282 * reload1.c (reload_cse_move2add): Likewise.
7284 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
7286 * c-parse.in (reswords): Add _Complex.
7288 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7290 * gcc.1: Delete documentation for -undef preprocessor option.
7292 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
7294 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
7295 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
7296 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7297 Remove undefine before config/elfos.h.
7298 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
7300 2000-09-14 Kazu Hirata <kazu@hxi.com>
7302 * invoke.texi (H8/300 Options): Add -ms2600.
7303 * config/h8300.c (h8300_init_once): Output an error when -ms2600
7304 is used without -ms.
7305 * config/h8300.h (TARGET_MAC): New.
7306 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
7307 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
7308 machine other than H8/S2600.
7309 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
7312 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
7314 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
7315 pseudos that refer to the original pseudos, not only to their
7316 equivalent memory locations.
7318 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7320 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
7321 when making new MEM.
7323 * Makefile.in (LN): Remove duplicate definition.
7325 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
7327 From Joern Rennecke:
7328 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
7329 on an insn and function_invariant_p returns nonzero for the source,
7330 add a REG_EQUAL note.
7332 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
7334 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
7335 conflict with frame_pointer_rtx.
7337 2000-09-13 Kazu Hirata <kazu@hxi.com>
7339 * loop.c: Fix formatting.
7342 2000-09-13 Richard Henderson <rth@cygnus.com>
7344 * config/ia64/ia64.md (divsf3): New.
7345 (divsf3_internal_lat, divsf3_internal_thr): New.
7346 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
7347 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
7348 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
7349 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
7350 (nmadddf4_alts, nmadddf4_trunc): New.
7351 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
7352 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
7353 (multf3_truncsf_alts, multf3_truncdf_alts): New.
7354 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
7355 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
7356 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
7357 (nmaddtf4_truncdf_alts): New.
7358 (recip_approx): Don't predicate.
7360 2000-09-13 Richard Henderson <rth@cygnus.com>
7362 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
7364 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7366 * flags.h (flag_dump_rtl_in_asm): Declare.
7367 * toplev.c (flag_dump_rtl_in_asm): Define.
7368 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
7369 if -dP is specified.
7370 * rtl.h (print_rtx_head): Declare.
7371 * print-rtl.c (print_rtx_head): Define.
7372 (print_rtx): Print the string pointed to by print_rtx_head
7373 at beginning of each dump line.
7374 (print_rtl): Likewise.
7375 (print_rtl_single): Likewise.
7376 * final.c (final_scan_insn): Dump the insn in the assembly
7378 * gcc.1: Document -dP option.
7379 * invoke.texi (Debugging Options): Likewise.
7381 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7383 * md.texi (Machine Constraints): Document the 68HC11 constraints.
7384 * install.texi (Configurations): Document the 68HC11&68HC12 port.
7385 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
7387 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
7389 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
7390 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
7391 (*clrstrqi): Likewise.
7392 (xorhi3,xorsi3,absqi2): Likewise.
7393 (one_cmplhi2,one_cmplsi2): Likewise.
7394 (addsi3): Two stupid constraint alternatives removed.
7395 (extendhisi2): Use `movw' for enhanced avr cores.
7396 (zero_extendhisi2): Likewise.
7398 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
7400 * alias.c (find_base_term): Use frame_pointer_rtx
7401 when handling an ADDRESSOF.
7403 * cse.c (canon_hash): Handle USE of BLKmode memory.
7404 (cse_insn): Outgoing arguments for a libcall don't
7405 affect any recorded expressions.
7407 2000-09-12 Tom Tromey <tromey@cygnus.com>
7409 * configure, config.in: Rebuilt.
7410 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
7412 2000-09-12 Jakub Jelinek <jakub@redhat.com>
7414 * c-lex.c (lex_string): Use charwidth to compute bytemask.
7415 * expr.c (expand_expr): Don't optimize constant array references
7416 initialized with wide string constants.
7418 2000-09-13 Michael Hayes <mhayes@cygnus.com>
7420 * loop.c (note_set_pseudo_multiple_uses): Correct.
7422 2000-09-12 Jim Wilson <wilson@cygnus.com>
7424 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
7425 else block, and X has side-effects, then fail.
7427 2000-09-12 Greg McGary <greg@mcgary.org>
7429 * config/mips/mips-protos.h
7430 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
7431 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
7432 (PREDICATE_CODES): Add "trap_cmp_op".
7433 * config/mips/mips.c
7434 (trap_cmp_op, mips_gen_conditional_trap): New functions.
7435 * config/mips/mips.md (trap, conditional_trap): New patterns.
7437 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
7439 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
7442 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7444 * builtins.c (built_in_decls): New array.
7445 (expand_builtin_fputs): New function.
7446 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
7448 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
7450 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
7452 * tree.h (built_in_decls): New array.
7454 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
7456 * convex.md: Use "+" instead of "=" for outputs wrapped in a
7458 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
7460 2000-09-12 Kazu Hirata <kazu@hxi.com>
7462 * haifa-sched.c: Fix formatting.
7464 * genattrtab.c: Fix formatting.
7466 * unroll.c: Fix formatting.
7468 2000-09-12 Bruce Korb <bkorb@gnu.org>
7470 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
7471 remove obsolete code
7472 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
7473 * fixinc/fixincl.tpl: make non-exported arrays static scope
7474 * fixinc/fixincl.x: regenerate
7475 * fixinc/fixlib.h: Use PARAMS, not _P_
7476 * fixinc/fixtests.c: make a type for the test proc & use it
7477 * fixinc/server.h: Use PARAMS, not _P_
7479 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7481 * c-typeck.c (process_init_element): Avoid union init warnings on
7482 floating point zero. Don't crash on unions containing structs.
7484 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
7486 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
7487 general_movsrc_operand, and remove CONST_INT from
7488 general_movdst_operand.
7490 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
7492 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
7493 if a reference to non-fixed hardreg is seen. Otherwise, count hard
7494 regs with a higher cost.
7495 (preferrable): Deal with cases where either cost or regcost is
7497 (cse_insn): Use MAX_COST rather than 10000. Always initialize
7499 (COSTS_N_INSNS): Move definition...
7501 (MAX_COST): New macro.
7502 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
7505 2000-09-11 Mark Mitchell <mark@codesourcery.com>
7507 * c-common.h (genrtl_clear_out_block): Remove.
7508 * c-semantics.c (genrtl_clear_out_block): Remove.
7509 (genrtl_while_stmt): Don't call it.
7510 (genrtl_for_stmt): Likewise.
7512 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
7514 * cppfiles.c: Move all default-#defines to top of file.
7515 (open_include_file): Replace by lookup_include_file.
7516 (read_with_read, read_file): Merged into read_include_file.
7517 (stack_include_file, purge_cache): New functions.
7518 (close_cached_fd): Delete.
7519 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
7520 Cache the in-memory buffer, not the file descriptor.
7522 * cpphash.h (struct include_file): Add buffer, st, refcnt,
7524 (xcnew): New utility macro.
7525 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
7526 * cpplib.h (struct cpp_buffer): Remove mapped field.
7528 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
7530 * cpplex.c (parse_string): Accept backslash space newline as a
7532 (lex_line): Likewise.
7533 (_cpp_get_token): Remove hard limit on macro nesting.
7535 2000-09-12 Philipp Thomas <pthomas@suse.de>
7537 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
7538 * configure: Rebuilt.
7540 2000-09-13 Michael Hayes <mhayes@cygnus.com>
7542 * flow.c (split_block): Fix update of registers live at
7545 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
7547 * i386.md (add?i_3, add?i_5): New.
7548 (add?i_4): Rename from add?i_3; Fix compare pattern.
7549 (sub?i_3, xor?i_3, ior?i_3): New.
7551 * genrecog.c (write_tree): Output code to clear insn_extract cache.
7552 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
7553 instead of extract_insn and extract_constrain_insn_cache instead of
7554 extract_insn and constrain_operands.
7555 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
7557 (extract_insn): Clear which_alternative.
7558 (constrain_operands): Set which_alternative to -1 when failed.
7559 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
7562 2000-09-11 Matthew Hiller <hiller@redhat.com>
7564 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
7565 on operand 0 to '+'.
7566 (movstricthi): Likewise.
7568 2000-09-12 Michael Hayes <mhayes@cygnus.com>
7570 * loop.h (LOOP_IVS): New macro.
7571 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
7572 (struct loop_ivs): New.
7573 (struct loop_info): Add ivs field.
7574 (reg_iv_type, reg_iv_info): Delete prototype.
7575 (reg_biv_class, loop_iv_list): Likewise.
7576 * loop.c (record_biv, find_life_end): Pass loop argument.
7577 (reg_iv_type): Remove global array and use
7578 field in loop_regs structure within loop_ivs structure.
7579 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
7580 (first_increment_giv, last_increment_giv): Use entry in
7582 (record_initial): Pass ivs pointer.
7583 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
7585 2000-09-12 Michael Hayes <mhayes@cygnus.com>
7587 * loop.h (LOOP_REGS): New macro.
7588 (struct loop_regs): New.
7589 (struct loop_info): Add regs field.
7590 * loop.c (set_in_loop): Remove global array and store
7591 in loop_regs structure as part of loop_info structure.
7592 (n_times_set, may_not_optimize): Likewise.
7593 (reg_single_usage, moved_once): Likewise.
7594 (count_one_set): Add regs argument.
7595 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
7596 (set_pseudo_multiple_uses): Pass regs pointer.
7598 2000-09-12 Michael Hayes <mhayes@cygnus.com>
7600 * unroll.c (iteration_info): Subsume into loop_iterations.
7601 * loop.h (loop_info): New field iv.
7603 2000-09-12 Michael Hayes <mhayes@cygnus.com>
7605 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
7606 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
7607 (flow_loops_update): New prototype.
7608 (flow_loops_find): Add flags to prototype.
7609 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
7610 * flow.c (flow_loop_pre_header_scan): New.
7611 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
7612 (flow_loop_free): Free pre-header root and trace and exit dominators.
7613 (flow_loops_find): New argument flags.
7614 (flow_loops_update): New function.
7615 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
7617 2000-09-12 Michael Hayes <mhayes@cygnus.com>
7619 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
7620 * flow.c (split_block, update_bb_for_insn): New functions.
7622 2000-09-11 Richard Henderson <rth@cygnus.com>
7624 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
7626 2000-09-11 Richard Henderson <rth@cygnus.com>
7628 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
7629 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
7630 (ia64_override_options): Prevent optimizing division for both
7631 latency and throughput.
7632 (rtx_needs_barrier): Handle frcpa.
7633 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
7634 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
7635 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
7636 (TARGET_SWITCHES): Add -minline-divide-min-latency and
7637 -minline-divide-max-throughput.
7638 (PREDICATE_CODES): Update.
7639 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
7640 (zero_extendsidi2): Likewise. Fix typo in f case insn.
7641 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
7642 (extendsftf2): Likewise.
7643 (extenddftf2): Likewise.
7644 (fix_trunctfdi2_alts): New.
7645 (fixuns_trunctfdi2_alts): New.
7646 (madd*4): Rename from madd*3.
7647 (divsi3, modsi3, udivsi3, umodsi3): New.
7648 (divsi3_internal): New.
7649 (divdi3, moddi3, udivdi3, umoddi3): New.
7650 (divdi3_internal_lat, divdi3_internal_thr): New.
7651 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
7652 (recip_approx): New.
7654 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
7656 * print-rtl.c (debug_call_placeholder_verbose): New variable.
7657 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
7659 * integrate.c (copy_rtx_and_substitute): Don't share
7660 LEAF_REG_REMAPpable registers with the inlined function. Don't
7661 share the function value with calling sequences.
7663 2000-09-11 Jakub Jelinek <jakub@redhat.com>
7665 * c-decl.c (do_case): Fix a typo.
7667 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
7668 to a if the comparison is floating mode and not -ffast-math.
7669 * simplify-rtx.c (simplify_ternary_operation): Likewise.
7671 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
7673 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
7674 gen_ic_invalidate_line.
7676 2000-09-11 Philip Blundell <pb@futuretv.com>
7678 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
7680 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
7682 * install.texi (LANGUAGES): Update to include new languages.
7685 2000-09-11 DJ Delorie <dj@redhat.com>
7687 * gcc.c (main): Don't warn about unused -B prefixes
7688 (unused_prefix_warnings): remove
7690 2000-09-11 Kazu Hirata <kazu@hxi.com>
7692 * final.c: Fix formatting.
7694 * integrate.c: Fix formatting.
7696 2000-09-11 Geoff Keating <geoffk@cygnus.com>
7698 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
7700 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
7702 * reload.c (regno_clobbered_p): Fix thinko in previous change.
7704 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7706 * gcc.1: Document 68hc11 specific options.
7708 2000-09-10 Geoff Keating <geoffk@cygnus.com>
7710 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
7711 (TARGET_LONG_DOUBLE_128): Define.
7712 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
7713 (LONG_DOUBLE_TYPE_SIZE): Redefine.
7714 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
7715 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
7716 of __LONG_DOUBLE_128__.
7717 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
7719 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
7720 (CPP_SYSV_DEFAULT_SPEC): Define.
7721 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
7722 (INIT_TARGET_OPTABS): Define.
7724 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
7725 (RS6000_UITRUNC): Likewise.
7726 (INIT_TARGET_OPTABS): New macro.
7727 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
7728 (trunc_defined): Delete.
7729 (output_prolog): Don't output .extern definitions for fp->int
7730 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
7731 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
7732 (trunc_defined): Delete.
7733 (RS6000_ITRUNC): Moved to aix.h.
7734 (RS6000_UITRUNC): Likewise.
7735 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
7736 only emit a libcall.
7737 (fixuns_truncdfsi2): Delete.
7738 (trunc_call): Delete.
7739 (trunc_call_rtl): Delete.
7741 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
7743 * varasm.c (make_decl_rtl): Restore leading star on
7744 DECL_ASSEMBLER_NAME set for decls with an asmspec.
7746 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
7748 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
7749 won't give a spurious error for '#pragma pack()'. Simplify
7750 control flow for readability. 'reset' action is not necessary.
7752 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
7754 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
7755 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
7756 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
7757 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
7759 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
7760 profile.c, sdbout.c, tradcif.y, tree.c:
7761 Include defaults.h if not already included.
7762 Don't define the above macros.
7764 * Makefile.in: Update dependencies.
7766 2000-09-10 Mark Mitchell <mark@codesourcery.com>
7768 * c-common.h (add_stmt): Change prototype.
7769 (RECHAIN_STMTS): New macro.
7770 (CASE_LABEL_DECL): Likewise.
7771 (genrtl_case_label): Change prototype.
7772 (c_expand_start_case): Remove prototype.
7773 (build_case_label): Change prototype.
7774 (decl_constant_value): Declare.
7775 * c-common.c (check_case_value): Handle C++'s extensions to C
7777 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
7779 * c-parse.in (stmt): Adjust handling of return statements and case
7781 * c-semantics.c (add_stmt): Return the new statement.
7782 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
7783 returned expression. Directly generate RTL, rather than calling
7785 (genrtl_switch_stmt): Don't call c_expand_start_case.
7786 (build_case_label): Take the LABEL_DECL as input, too.
7787 (genrtl_case_label): Just call add_case_node.
7788 (expand_stmt): Adjust calls to genrtl_return_stmt and
7790 * c-tree.h (c_expand_start_case): Declare.
7791 * c-typeck.c (decl_constant_value): Give it external linkage.
7792 (c_expand_return): Don't call expand_return or expand_null_return;
7793 use genrtl_return_stmt instead.
7794 * stmt.c (struct nesting): Remove num_ranges field.
7795 (add_case_node): Give it external linkage.
7796 (expand_start_case): Don't set num_ranges.
7797 (expand_start_case_dummy): Don't clear it.
7798 (pushcase): Rely on add_case_node to handle `default' labels.
7799 (add_case_node): Handle `default' labels.
7800 * tree.c (tree_int_cst_compare): New function.
7801 * tree.h (tree_int_cst_compare): Declare.
7802 (add_case_node): Likewise.
7804 2000-09-10 Richard Henderson <rth@cygnus.com>
7806 * c-parse.in: Revert last change.
7807 (init_reswords): Do not enter disabled keywords into the ridpointers
7808 table, modulo objc weirdness.
7809 (_yylex): Return the canonical spelling for a keyword.
7811 2000-09-10 Philip Blundell <philb@gnu.org>
7813 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
7814 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
7816 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
7818 * alias.c (find_base_term): Handle ADDRESSOF.
7819 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
7821 2000-09-10 Denis Chertykov <denisc@overta.ru>
7823 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
7824 outputting templates with many lines.
7826 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7828 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
7829 to decide whether 64-bit support must be generated.
7831 2000-09-10 Richard Henderson <rth@cygnus.com>
7833 * c-parse.in (asm patterns): Fix volatile check.
7835 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7837 * cppmacro.c (check_trad_stringification): New function.
7838 (save_expansion): If -Wtraditional, warn about stringification of
7841 2000-09-11 Michael Hayes <mhayes@cygnus.com>
7843 * loop.h (struct loop_mem_info): Move from loop.c
7844 (struct loop_info): Add fields store_mems, mems, mems_idx,
7845 mems_allocated, unknown_address_altered,
7846 unknown_constant_address_altered, num_mem_sets, and
7847 first_loop_store_insn.
7849 * loop.c (loop_store_mems): Replace with field in loop_info struct.
7850 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
7851 (unknown_address_altered, unknown_constant_address_altered): Likewise.
7852 (num_mem_sets): Likewise.
7853 (replace_loop_mems, replace_loop_regs): New.
7854 (struct loop_replace_args): New.
7855 (load_mems): Use replace_loop_mems.
7856 (try_copy_prop): Use replace_loop_regs.
7857 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
7859 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7861 * configure.in: Recognize m6811-elf and m6812-elf.
7862 * configure: Regenerate.
7864 2000-09-09 Geoff Keating <geoffk@cygnus.com>
7866 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
7869 2000-09-10 Michael Hayes <mhayes@cygnus.com>
7871 * loop.c (struct movables): New.
7872 (num_movables): Move into struct movables.
7873 (the_movables): Change type to struct movables.
7874 (ignore_some_movables): Change struct movable arg to struct movables.
7875 (force_movables, combine_movables, regs_match_p): Likewise.
7876 (rtx_equal_for_loop_p, move_movables): Likewise.
7877 (scan_loop): Change movables to be of type struct movables.
7878 Replace last_movable with field in movables structure.
7880 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
7882 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
7883 (init_pragma): Avoid warning if pfile happens to be unused.
7884 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
7885 define init_pragma to nothing. Always prototype
7886 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
7888 * c-lex.c (process_directive): Always call dispatch_pragma.
7889 Initialize entering_c_header to 0.
7891 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7893 * config/m68hc11/m68hc11.md: New file, machine description for
7895 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
7896 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
7897 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
7898 * config/m68hc11/m68hc11-protos.h: New file.
7899 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
7900 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
7901 * config/m68hc11/xm-m68hc11.h: New file, target defs.
7902 * config/m68hc11/larith.asm: New file, libgcc routines.
7904 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7906 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
7907 (FPBIT_FUNCS): Add _usi_to_sf.
7908 * config/fp-bit.c (usi_to_float): New function.
7909 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
7910 (usi_to_float): Add appropriate #define.
7912 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
7914 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
7916 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
7917 * i386.md (attr "type"): Add sse and mmx types.
7918 (attr "memory"): Handle them without a crash.
7919 (movsi_1, movdi_2): Allow MMX regs.
7920 (movdi splits): Don't split moves involving MMX regs.
7921 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
7922 (movv4sf_internal, movv4si_internal, movv8qi_internal,
7923 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
7924 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
7925 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
7926 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
7927 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
7928 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
7929 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
7930 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
7931 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
7932 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7933 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7934 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
7935 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
7936 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7937 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7938 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
7939 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
7940 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
7941 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
7942 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
7943 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7944 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7945 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
7946 mmx_clrdi): New patterns.
7948 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
7950 * arm.c: Don't include tm.h directly.
7952 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
7954 * recog.c (validate_replace_rtx_1): Fix confusion about equality
7955 testing; simplify subregs of constants and nested subregs.
7957 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
7959 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
7961 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
7963 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
7965 * rtl.texi (description of USE): Add note about possible pitfalls
7967 From Richard Henderson:
7968 * reload1.c (choose_reload_regs): Compute need_mode properly.
7970 2000-09-07 Richard Henderson <rth@cygnus.com>
7972 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
7973 (__modsi3, __umodsi3): Likewise.
7974 (__udivsi3): Likewise. Normalize the TFmode values.
7976 2000-09-07 Geoff Keating <geoffk@cygnus.com>
7978 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
7980 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
7983 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
7985 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
7986 (cmpeqdi_t): Add output pattern.
7987 (cmpeqdi_t+1): Don't split when not optimizing.
7988 Restore proper splitting operation.
7990 2000-09-07 Richard Henderson <rth@cygnus.com>
7992 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
7993 do not call dispatch_pragma.
7995 2000-09-07 Jim Wilson <wilson@cygnus.com>
7997 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
7998 to CLASS_CANNOT_CHANGE_MODE.
7999 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
8000 mode classes are different.
8002 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
8004 * cpplib.h (struct cpp_options): Add user_label_prefix member,
8005 left out of commit which removed cppulp.c.
8007 2000-09-07 Richard Henderson <rth@cygnus.com>
8009 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
8010 after switch for CASE_DROPS_THROUGH.
8012 2000-09-07 Richard Henderson <rth@cygnus.com>
8014 * loop.c (strength_reduce): Call check_ext_dependant_givs.
8015 Properly extend the biv initial value for the giv.
8016 (record_biv): Zero ext_dependant.
8017 (record_giv): New argument ext_val. Update all callers.
8018 (general_induction_var): Likewise.
8019 (consec_sets_giv): Likewise.
8020 (simplify_giv_expr): Likewise. Fill in ext_val if we find
8021 a sign-extend, zero-extend, or truncate.
8022 (combine_givs_p): Make sure modes are compatible.
8023 (check_ext_dependant_givs): New.
8024 (extend_value_for_giv): New.
8025 * loop.h (struct induction): Add ext_dependant.
8026 * unroll.c (iteration_info): Extend the biv initial value for the giv.
8027 (find_splittable_givs): Likewise.
8028 (final_giv_value): Likewise.
8030 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
8032 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
8033 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
8034 definitions from cpplib.h.
8035 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
8037 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
8038 documentation for REGISTER_TARGET_PRAGMAS.
8040 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
8041 default-pragma callback to implement -Wunknown-pragmas if
8043 * c-parse.in: Move all includes to top of file.
8044 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
8046 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
8048 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
8050 * arm.h, arm-protos.h, arm.c,
8051 c4x.h, c4x-protos.h, c4x.c,
8052 h8300.h, h8300-protos.h, h8300.c,
8053 i370.h, i370-protos.h, i370.c,
8054 i960.h, i960-protos.h, i960.c,
8055 sh.h, sh-protos.h, sh.c,
8056 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
8057 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
8059 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
8060 multiple include guard.
8061 * i370.md (untyped_call): Use GEN_CALL.
8062 (umodsi3): Remove unused variable.
8063 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
8064 * v850.c (output_move_single, output_move_double): Constify
8066 (print_operand): Constify a char *.
8067 * v850.h (struct small_memory_info): Constify name member.
8069 2000-09-07 Kazu Hirata <kazu@hxi.com>
8071 * config/h8300.h: Fix comment typos.
8072 * config/h8300/h8300.md: Likewise.
8073 * config/h8300/lib1funcs.asm: Likewise.
8075 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
8077 * Makefile.in: Remove references to cppulp.{c,o}.
8078 * cppinit.c (initialize_builtins, cpp_start_read,
8079 cpp_handle_option): Update to use cpp_options structure.
8082 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
8084 * c-common.c (time_char_table): Allow %#b and %#h.
8086 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8088 * reorg.c (find_end_label): If the basic block reorder pass moves the
8089 return insn to some other place try to locate it again and put our
8090 end_of_function_label there.
8091 * reorg.c (relax_delay_slots): Check if find_end_label created a
8092 new label that invalidates the current optimazation.
8094 2000-09-07 Catherine Moore <clm@redhat.com>
8096 * unroll.c (unroll_loop): Check for unconditional jumps
8097 to loop continuation. Delete if n_iterations is 1.
8098 (ujump_to_loop_cont): New routine.
8100 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
8102 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
8104 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
8105 to handle multiword modes correctly. All callers and the declaration
8108 2000-09-06 Mark Mitchell <mark@codesourcery.com>
8110 * c-common.h (prep_stmt): Declare.
8111 (lang_expand_stmt): Likewise.
8112 * c-decl.c (lang_expand_stmt): Remove.
8113 * c-semantics.c (lang_expand_stmt): Define.
8114 (prep_stmt): New function.
8115 (expand_stmt): Handle common statement types here.
8117 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
8119 * configure.in (sh-*-linux*): Added.
8120 * configure: Rebuilt.
8121 * config/sh/t-linux: New file.
8122 * config/sh/sh.h (USERMODE_BIT): Define.
8123 (TARGET_USERMODE): Likewise.
8124 (TARGET_SWITCHES): New switches for the bits above.
8125 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
8126 * config/sh/linux.h: New file.
8127 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
8128 underscore on linux.
8129 (L_sdivsi3, L_udivsi3): Define for linux.
8130 (L_ic_invalidate): Define.
8131 * invoke.texi (SH Options): Document -musermode.
8133 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
8135 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
8136 CSE unless generating PIC.
8138 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
8141 2000-09-06 H.J. Lu (hjl@gnu.org)
8143 * Makefile.in (clean_s1): Depend on stage_b.
8144 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
8145 stage2. They are used for "make compare".
8147 2000-09-06 Mark Mitchell <mark@codesourcery.com>
8149 Move statement-tree facilities from C++ to C front-end.
8150 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
8151 (void_zero_node): New macro.
8152 (struct stmt_tree_s): New type.
8153 (stmt_tree): New typedef.
8154 (struct language_function): New type.
8155 (last_tree): New macro.
8156 (last_expr_type): Likewise.
8157 (walk_tree_fn): New typedef.
8158 (current_stmt_tree): New function.
8159 (begin_stmt_tree): Likewise.
8160 (add_stmt): Likewise.
8161 (finish_stmt_tree): Likewise.
8162 (statement_code_p): Likewise.
8163 (lang_statement_code_p): New variable.
8164 (walk_stmt_tree): New function.
8165 (STMT_IS_FULL_EXPR_P): New macro.
8166 * c-common.c (lang_statement_code_p): New variable.
8167 (c_common_nodes_and_builtins): Initialize void_zero_node.
8168 (statement_code_p): New function.
8169 (walk_stmt_tree): Likewise.
8170 * c-decl.c (language_function): Rename to ...
8171 (c_language_function): ... this. Include language_function.
8172 (push_c_function_context): Adjust accordingly.
8173 (pop_c_function_context): Likewise.
8174 (mark_c_function_context): Likewise.
8175 (current_stmt_tree): Define.
8176 * c-semantics.c (begin_stmt_tree): New function.
8177 (add_stmt): Likewise.
8178 (prune_unused_decls): Likewise.
8179 (finish_stmt_tree): Likewise.
8181 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8183 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
8185 2000-09-06 Kazu Hirata <kazu@hxi.com>
8187 * calls.c: Fix formatting.
8189 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
8191 * config/i386/i386.h (ADDRESS_COST): Fix typo.
8193 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8195 Integrated preprocessor.
8197 * Makefile.in: Remove all references to c-parse.gperf,
8198 c-gperf.h, and c-parse.h. Remove -d from yacc command line
8199 generating c-parse.c. Update dependencies.
8200 * c-parse.gperf, c-gperf.h: Delete.
8202 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
8203 yy_lim, or yy_get_token. Don't define get_directive_line if
8205 * c-common.h: Add multiple include guard. Define RID values
8206 for every keyword in C, C++, and Objective C. Put all the
8208 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
8209 * c-decl.c (c_decode_option): Handle -lang-objc here.
8210 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
8211 (grokdeclarator): Adjust for new RID scheme.
8212 (extract_interface_info): New stub.
8213 * c-lang.c: Don't declare yy_cur or parse_options.
8214 (lang_init_options): Call cpp_init. Don't call
8216 (lang_init): Don't call check_newline if USE_CPPLIB.
8218 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
8219 Elide lots of unnecessary code if USE_CPPLIB. Delete code
8220 rendered unnecessary by new architecture. Move routines not
8221 shared with C++ to c-parse.in. Maintain a local idea of the
8222 line number. Handle C++ as well as C.
8223 [USE_CPPLIB]: Declare and register callbacks for #ident and
8224 for entering/leaving files.
8225 (init_c_lex, c_lex): Are now the entry points to this file.
8226 (check_newline): Break out directive handling to
8228 (read_ucs, is_extended_char, utf8_extend_token): Moved here
8230 (readescape, parse_float): Overhaul.
8231 (lex_number, lex_string, lex_charconst): Break out of c_lex
8233 (get_fileinfo, update_header_times, dump_one_header,
8234 dump_time_statistics): New and/or moved here from C++.
8235 Support per-file data needed by C++ and per-header timing
8236 statistics (C++ only, at the moment).
8237 * c-lex.h: Update prototypes. Add multiple include guard.
8238 * c-tree.h (struct lang_identifier): Add rid_code field.
8239 (C_IS_RESERVED_WORD, C_RID_CODE): New.
8241 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
8242 reinit_parse_for_function and/or position_after_white_space.
8243 (save_filename, save_lineno): Look ahead before saving.
8244 (label -> identifier ':'): Save file and line before shifting ':'.
8245 (reservedwords): No need to call get_identifier.
8246 (init_parse, finish_parse, yyerror, yylex, yyprint,
8247 make_pointer_declarator): Are now here for C/ObjC.
8248 (rid_to_yy): Conversion table from RID constants to Yacc codes.
8250 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
8251 #pragma registry. Provide dummy implementation of that
8252 interface if !USE_CPPLIB.
8253 * c-pragma.h: Update to match.
8255 * flags.h: Add multiple include guard.
8256 (flag_detailed_statistics): Moved here from C++.
8257 * toplev.c: Define flag_detailed_statistics.
8259 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
8261 * timevar.def (TV_CPP, TV_LEX): New.
8262 * timevar.h: Add multiple include guard.
8264 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
8266 * objc/objc-act.c: Don't mention yy_cur or parse_options.
8267 Initialize cpplib properly. Force lineno to 0 after first
8268 call to check_newline. Don't handle -lang-objc here.
8269 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
8271 2000-09-06 David Edelsohn <edelsohn@gnu.org>
8273 * rs6000.md: Correct function unit definitions for cr_logical and
8275 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
8276 and use portable method for >=0 and floating point >=. Remove
8277 associated matchers.
8279 2000-09-06 Mark Mitchell <mark@codesourcery.com>
8281 * extend.texi: Mark named return value extension as deprecated.
8283 2000-09-06 Geoff Keating <geoffk@cygnus.com>
8285 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
8288 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
8290 * toplev.c (display_help): Fix thinko in documentation.
8292 * diagnostic.h (output_buffer::indent_skip): New fields.
8293 (output_indentation): New macro.
8295 * diagnostic.c (output_indent): New function.
8296 (output_set_prefix, clear_diagnostic_info): Use.
8297 (output_emit_prefix): Predict future indentation.
8299 2000-09-06 DJ Delorie <dj@redhat.com>
8301 * Makefile.in (stage_*): add more dependencies to ensure parallel
8302 builds build correctly
8304 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
8306 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
8307 not bootstrap-lean_f.
8309 2000-09-06 Andreas Schwab <schwab@suse.de>
8311 * mklibgcc.in: Emit rule for libgcc-stage-start.
8312 * Makefile.in (stage1-start, stage2-start, stage3-start,
8313 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
8315 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
8317 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
8318 (update_equiv_regs): Likewise, except for the mn10200 kludge.
8319 (combine_regs): Likewise.
8321 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
8322 * cse.c: Include "basic-block.h".
8323 (struct table_elt): New field REGCOST.
8324 (CHEAP_REG): Delete macro.
8325 (COST): Return 0 for REGs.
8326 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
8327 (notreg_cost): Return 0 for appropriate SUBREGs.
8328 (COSTS_N_INSNS): Return N * 2.
8329 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
8331 (CHEAPER): Use new function preferrable.
8332 (insert): Initialize REGCOST member.
8333 (find_best_addr): Use approx_reg_cost for estimation of register
8335 (cse_insn): Likewise.
8336 * loop.c (iv_add_mult_cost): New function.
8337 (add_cost, shift_cost, mult_cost): Delete variables.
8338 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
8339 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
8340 Make code that detects autoinc opportunities slightly less optimistic.
8341 (simplify_giv_expr): If expression contains other reg that is also a
8342 giv, only increment benefit if this is the only use of that reg.
8343 (consec_sets_giv): Take that change into account.
8344 (combine_givs): Slightly more verbose output.
8346 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
8347 not the cost of an equivalent shift.
8348 * sh-protos.h (addsubcosts): Declare.
8349 * sh.c (addsubcosts): New function.
8350 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
8351 (RTX_COSTS): Tweak. Use addsubcosts.
8352 (ADDRESS_COST): Return higher cost for reg+reg addressing.
8354 2000-09-06 Geoff Keating <geoffk@cygnus.com>
8356 * config/rs6000/rs6000.c (validate_condition_mode): New function.
8357 (branch_comparison_operator): Call validate_condition_mode to
8358 abort rather than returning 0.
8359 (branch_positive_comparison_operator): New function.
8360 (scc_comparison_operator): Call validate_condition_mode to abort
8361 rather than returning 0.
8362 (ccr_bit): Call validate_condition_mode. Update for
8364 (print_operand): Delete %C modifier. Update %E case
8365 to use EQ bit not SO bit.
8366 (rs6000_reverse_condition): New function.
8367 (rs6000_generate_compare): New function.
8368 (rs6000_emit_sCOND): New function.
8369 (rs6000_emit_cbranch): New function.
8370 (output_cbranch): The length of a long branch insn is
8371 now only 8 bytes. Add validate_condition_mode. Use
8372 rs6000_reverse_condition. Remove cror generation.
8374 * config/rs6000/rs6000.h: Update comments.
8375 (PREDICATE_CODES): Add new predicate. Update codes used
8376 by branch_comparison_operator and scc_comparison_operator.
8377 * config/rs6000/rs6000-protos.h: Add prototypes for
8378 new external functions.
8379 * config/rs6000/rs6000.md: Add new scheduling parameters
8380 for cr_logical instructions. Change length of branch
8382 (bCOND patterns): Call rs6000_emit_cbranch.
8383 (sCOND patterns): Call rs6000_emit_sCOND.
8384 (branch patterns): Change lengths to 4.
8385 (cr logical patterns): New.
8387 2000-09-06 Richard Henderson <rth@cygnus.com>
8389 * config/i386/i386.md (call_pop): Fix test for setting
8390 current_function_uses_pic_offset_table.
8391 (call, call_value_pop, call_value): Likewise.
8393 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8395 * timevar.c (timevar_add): Delete.
8396 (timevar_get): Also count time since the selected timer was
8397 last updated. Do not examine the timevar stack if the
8398 selected timer is standalone.
8400 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8402 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
8404 2000-09-05 Jason Merrill <jason@redhat.com>
8406 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
8407 for 'extern' arrays.
8409 2000-09-05 Richard Henderson <rth@cygnus.com>
8411 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
8412 Eliminate final copy from non-trapping case.
8413 (__divdf3, __divsf3): Likewise.
8415 2000-09-05 Richard Henderson <rth@cygnus.com>
8417 * config/ia64/ia64.md (mulhi3): Fix typo last change.
8418 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
8420 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
8422 * Makefile.in: Restructure bootstrap stages to allow clean
8423 restart after failure.
8425 2000-09-05 Richard Henderson <rth@cygnus.com>
8427 * config/ia64.md (movsi and movdi patterns): Allow moves from
8428 8-bit constants to AR registers.
8430 2000-09-05 Richard Henderson <rth@cygnus.com>
8432 * config/ia64/ia64.md (mulhi3): New.
8434 2000-09-05 Richard Henderson <rth@cygnus.com>
8436 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
8437 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
8438 Optimization Guide, minimum latency alternative.
8439 (__moddi3, __udivdi3, __umoddi3): Likewise.
8440 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
8442 2000-09-05 Bruce Korb <bkorb@gnu.org>
8444 * fixinc/fixincl.c (load_file): always read header files
8445 with sizes that are a multiple of the page size.
8446 & use libiberty's getpagesize for determining that.
8448 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
8450 * gcse.c (hash_string_1): Add prototype.
8451 * cse.c (canon_hash_string): Likewise.
8453 2000-09-04 Craig Newell <CraigN@ieee.org>
8455 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
8457 2000-09-04 Andreas Schwab <schwab@suse.de>
8459 * Makefile.in (STAGESTUFF): Remove libgcc.
8460 (stage1-start, stage2-start, stage3-start): Copy the contents of
8461 the libgcc directory explicitly.
8462 (mostlyclean): Clean libgcc.
8464 2000-09-04 Andrew Haley <aph@redhat.com>
8466 * dwarf2out.c: (stack_adjust_offset): New prototype.
8468 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
8470 * combine.c (make_extraction): Fix rtx_cost comparison to
8473 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
8475 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
8476 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
8477 Add '*' to insn pattern name.
8479 2000-09-04 Jakub Jelinek <jakub@redhat.com>
8481 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
8482 use posn - 1 to index into tokens array.
8483 (maybe_paste_with_next): Adjust caller.
8485 2000-09-03 Geoff Keating <geoffk@cygnus.com>
8487 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
8489 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
8490 (REGNO_REG_CLASS): Use symbolic register
8493 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
8495 * arm.c (final_prescan_insn): If the form of a jump insn isn't
8496 recognized, don't try to conditionally execute it.
8498 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
8500 * config/avr/avr.md ("*tablejump_lib"): New pattern.
8501 (call_value_insn): Right length claculation.
8502 (call_insn): Likewise.
8504 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
8506 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
8507 gas_output_limited_string, gas_output_ascii, output_movqi,
8508 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
8509 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
8510 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
8511 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
8512 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
8513 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
8514 Add "const" as needed to remove warnings.
8516 * config/avr/avr.c (avr_override_options, avr_init_once,
8517 function_prologue, function_epilogue, frame_pointer_required_p,
8518 class_likely_spilled_p, order_regs_for_local_alloc,
8519 avr_address_cost, avr_ret_register): Use K&R style arguments.
8520 (initial_elimination_offset, gas_output_limited_string):
8521 Remove ATTRIBUTE_UNUSED from the used arguments.
8522 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
8523 Use local variables src, dest, base to access operands[].
8524 Rename reg_dest to reg_src if that's what it is.
8525 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
8526 constants to LD_REGS if reg_was_0.
8527 (output_reload_insisf): Change arg 3 to insn length and set it.
8528 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
8529 access to 16-bit I/O register pairs.
8530 (avr_address_cost): Lower cost for the above case.
8531 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
8532 may be clobbered, also for LD_REGS.
8533 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
8536 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
8538 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
8539 macro to test_hard_reg_class function.
8540 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
8541 for loading immediate constants to LD_REGS.
8542 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
8545 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
8547 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
8548 * config/avr/libgcc.S: Lost part of the previous patch.
8550 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8552 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
8553 object before calling pthread_mutex_init.
8555 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
8557 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
8558 config/sh/crtn.asm: New files.
8559 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
8560 (crt1.o, crti.o, crtn.o): New targets.
8561 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
8563 * configure: Rebuilt.
8564 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
8565 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
8566 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
8567 Undefine for config/elfos.h to redefine.
8568 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
8570 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
8572 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
8573 legitimize_pic_address, output_pic_addr_const): Declare.
8574 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
8575 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
8576 (TARGET_SWITCHES): New switch -mprefergot.
8577 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
8578 (PIC_OFFSET_TABLE_REGNUM): Define.
8579 (GOT_SYMBOL_TABLE): Likewise.
8580 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
8581 (ENCODE_SECTION_INFO): Define.
8582 (FINALIZE_PIC): New macros.
8583 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
8584 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
8585 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
8586 (prepare_move_operands): Call emit_pic_move or
8587 emit_pic_const_move if appropriate.
8588 (output_far_jump): For PIC, use braf and output long offset.
8589 (machine_dependent_reorg):
8590 (sh_expand_prologue): Save and initialize the PIC register.
8591 (sh_expand_epilogue): Restore it.
8592 (initial_elimination_offset): Account for it.
8593 (nonpic_symbol_mentioned_p): New function.
8594 (legitimize_pic_address): Likewise.
8595 (output_pic_addr_const): Likewise.
8596 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
8597 (call, call_value): Use them.
8598 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
8599 symPLT_label2reg): New expands.
8600 * invoke.texi (SH Options): Document -mprefergot.
8602 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
8604 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
8605 * gcse.c (hash_string_1): New function.
8606 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
8607 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
8608 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
8609 (canon_hash_string): New function.
8610 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
8611 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
8612 (fold_rtx): Use ASM_OPERANDS accessor macros.
8613 * emit-rtl.c (copy_insn_1): Likewise.
8614 * integrate.c (copy_rtx_and_substitute): Likewise.
8615 * stmt.c (expand_asm_operands): Likewise. Give an
8616 ASM_OPERANDS rtx the mode of the output reg being set from it.
8618 2000-09-01 Fred Fish <fnf@be.com>
8620 * fix-header.c (write_rbrac): Add putc and getc to list of
8621 functions to protect against prior definition as a macro.
8623 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
8625 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
8626 (c_size_type_node): Define.
8627 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
8628 * c-common.c (enum format_lengths, enum format_std_version,
8629 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
8630 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
8631 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
8632 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
8633 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
8634 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
8635 format_types): Define.
8636 (format_char_info, print_char_table, scan_char_table,
8637 time_char_table): Rearrange for new organization of information
8638 about format length modifiers and standard versions.
8639 (T_ST): Redefine to use c_size_type_node.
8640 (check_format_info): Obtain information about length modifiers and
8641 standard versions from tables. Adjust warning message wordings.
8642 Use the name from the user's program for `ll' and `hh' length
8643 modifiers in warning messages. Use more informative names for
8644 wanted types where available (for wchar_t, wint_t, size_t, signed
8645 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
8647 2000-09-01 Jim Wilson <wilson@cygnus.com>
8649 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
8650 * combine.c (distribute_notes): Handle REG_NORETURN.
8651 * rtl.c (reg_note_name): Add REG_NORETURN.
8652 * rtl.h (enum reg_note): Likewise.
8654 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
8656 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
8657 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
8658 (emit_predicate_relation_info): Handle conditional calls with
8660 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
8661 instead of ia64_file_start.
8662 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
8663 * config/ia64/ia64.md (safe_across_calls_all,
8664 save_across_calls_normal): New patterns.
8666 * loop.c (check_final_value): Check for biv use before checking for
8667 giv use. Check for both biv and giv uses. Always set last_giv_use
8668 if there is a giv use.
8670 2000-09-01 Richard Henderson <rth@cygnus.com>
8672 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
8673 (madddi3): Likewise.
8676 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8678 * expr.c (clear_storage): Don't use emit_move_insn unless
8679 either BLKmode or proper size.
8680 (store_constructor): Don't call clear_storage if REG of wrong size.
8682 * flow.c (init_propagate_block_info): Don't mark frame dead at end
8683 of function if returns wiht stack pointer depressed.
8685 2000-09-01 Andrew Haley <aph@redhat.com>
8687 * dwarf2out.c (stack_adjust_offset): New function.
8688 (dwarf2out_stack_adjust): Break out stack adjust logic into
8689 new stack_adjust_offset function. Look inside parallels and
8690 sequences for stack adjustments.
8692 2000-08-31 Jeff Law <law@cygnus.com>
8694 * arm.md: Use no_new_pseudos to determine when it is safe
8695 to create new pseudo registers.
8697 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
8698 when we can safely allocate new registers.
8700 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
8702 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
8703 so that CONCATs are not generated for ASMs.
8704 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
8705 not generating_concat_p.
8706 * function.c (pop_function_context_from): Reset
8707 generating_concat_p.
8708 (prepare_function_start): Likewise.
8709 * rtl.c (generating_concat_p): Define.
8710 * rtl.h (generating_concat_p): Declare.
8711 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
8713 2000-08-22 Philipp Thomas <pthomas@suse.de>
8714 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
8716 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
8719 2000-08-30 Greg McGary <greg@mcgary.org>
8721 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
8722 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
8723 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
8725 2000-08-30 Greg McGary <greg@mcgary.org>
8727 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
8728 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
8729 (TREE_INT_CST): New macro.
8730 * varasm.c (const_hash, compare_constant_1, record_constant_1):
8731 Use new macro TREE_INT_CST.
8733 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
8735 * contrib.texi: Add self.
8737 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
8739 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
8740 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
8743 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8745 * fixinc/gnu-regex.c: Don't define `const'.
8747 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8749 * expr.c (store_constructor): Allow variable bounds of array type.
8750 (expand_expr): Don't blow up if type is ERROR_MARK.
8751 * varasm.c (output_constructor): Don't access lower bound of array
8752 type unless need it if index is supplied (so it can be a variable
8753 if no index is supplied).
8754 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
8755 Other minor cleanups.
8757 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8759 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
8760 for compilations in stage 1 and subsequent stages, respectively.
8761 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
8762 * configure: Rebuilt.
8763 * x-vax, x-vax-gcc: Deleted.
8765 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
8767 * c-common.c (declare_function_name): Use func_id_node,
8768 function_id_node, and pretty_function_id_node. Do not make
8769 __func__ visible at file scope.
8770 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
8771 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
8772 (function_id_node, pretty_function_id_node, func_id_node): New
8774 * c-decl.c (init_decl_processing): Initialize function_id_node,
8775 pretty_function_id_node, and func_id_node.
8776 (c_make_fname_decl): Correct comment.
8778 * tree.h (struct tree_identifier): Constify pointer member.
8780 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
8781 * c-pragma.h (struct weak_syms): Constify name and value members.
8782 (add_weak): Constify arguments.
8784 * calls.c (special_function_p): Constify a char *.
8785 (expand_call): Remove variable which is initialized and then
8787 * dependence.c (struct def_use, struct induction, struct subscript):
8788 Constify 'variable' member.
8789 (get_low_bound, have_induction_variable): Constify char * argument.
8790 (find_induction_variable): Add braces to avoid dangling else.
8791 (classify_dependence): Constify char * arrays.
8792 * profile.c (output_func_start_profiler): Constify a char *.
8793 * stor-layout.c (finalize_record_size): Constify a char *.
8794 * tree.c (is_attribute_p): Constify a char *.
8795 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
8797 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
8798 for comprehensibility. Do not call get_identifier if we did
8799 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
8800 create temporary string constants, not ggc_alloc_string. No
8801 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
8802 char * to hold IDENTIFIER_POINTERs.
8804 2000-08-29 Richard Henderson <rth@cygnus.com>
8806 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
8809 2000-08-29 Richard Henderson <rth@cygnus.com>
8811 * reload.c (push_secondary_reload): Allow class == reload_class
8812 if we're using a reload_in/out pattern.
8814 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
8815 the half that does not conflict with the reload register.
8816 (reload_outti): Likewise.
8818 2000-08-29 Kazu Hirata <kazu@hxi.com>
8820 * reload.c: Fix formatting.
8822 * stmt.c: Fix formatting.
8824 * gcc.c: Fix formatting.
8826 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
8828 * flags.h (time_report, mem_report): New global flags.
8829 * toplev.c: Define time_report and mem_report.
8830 (f_options): Add -ftime-report and -fmem-report.
8831 (compile_file): Turn on time_report if quiet_flag is off.
8832 Call ggc_print_statistics at very end if mem_report is on.
8833 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
8835 * ggc-common.c (ggc_print_statistics): Rename to
8836 ggc_print_common_statistics; all callers changed. Scale
8837 quantities above 10K to kilobytes and above 10M to megabytes.
8838 * ggc-page.c (ggc_page_print_statistics): Rename to
8839 ggc_print_statistics. Report memory consumed by internal data
8840 structures for each allocation bucket. Scale quantities above
8841 10K to kilobytes and above 10M to megabytes.
8842 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
8843 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
8844 Define tally_leaves always.
8845 (ggc_print_statistics): New function.
8846 * ggc.h: Adjust for renamed functions.
8848 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
8850 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
8851 output_movsisf instead of which_alternative.
8853 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
8855 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
8857 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
8858 (avr_progmem_p): New prototype.
8859 (output_movsisf): Prototype declaration changed.
8860 (output_movqi): New prototype.
8861 (output_movhi): New prototype.
8862 (call_insn_operand): Likewise.
8863 (final_prescan_insn): Likewise.
8864 (avr_simplify_comparision_p): Likewise.
8865 (avr_normalize_condition): Likewise.
8866 (compare_eq_p): Likewise.
8867 (out_shift_with_cnt): Likewise.
8868 (const_int_pow2_p): Likewise.
8869 (output_reload_inhi): Prototype declaration changed.
8871 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
8872 (ldi_reg_rtx): New. rtx for r31.
8873 (avr_init_stack): Initialize as "__stack".
8874 (function_prologue): Use it.
8875 Replace all TARGET_ENHANCED with AVR_ENHANCED.
8876 (avr_mcu_name): Initialize as "avr2".
8877 (avr_enhanced_p, avr_mega_p): New variables.
8878 (mcu_types, avr_override_options): Handle all known MCU types.
8879 Also handle avr1 (only preprocess, assemble and link).
8880 (print_operand): Using of `%K' in output template removed.
8881 (out_movqi_r_mr): Optimized.
8882 (out_movhi_r_mr): Likewise.
8883 (output_movqi): New function.
8884 (output_movhi): Likewise.
8885 (out_movsi_r_mr): Optimized.
8886 (output_movsisf): Compute insn length for `adjust_insn_length'
8887 (out_movqi_mr_r): Optimized.
8888 (out_movhi_mr_r): Optimized.
8889 (adjust_insn_length): Use output_movsisf, output_movqi,
8890 output_movhi for insn length adjusting.
8891 (reg_unused_after): Use dead_or_set_p.
8892 (preferred_reload_class): Now havn't any restriction.
8893 (reg_was_0): New function.
8894 (io_address_p): Likewise.
8895 (const_int_pow2_p): Likewise.
8896 (output_reload_inhi): Likewise.
8897 (output_reload_insisf): Likewise.
8899 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
8900 (LIB_SPEC): Use -lc for all supported devices.
8901 (LIBGCC_SPEC): Use -lgcc for all supported devices.
8902 (AVR_MEGA): Define as avr_mega_p.
8903 (AVR_ENHANCED): New, define as avr_enhanced_p.
8904 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
8905 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
8906 (CRT_BINUTILS_SPECS): Handle all known MCU types.
8907 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
8908 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
8909 (ASM_SPEC): Pass -mmcu=... to the assembler.
8910 Change all -DAVR_* to -D__AVR_*__.
8911 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
8912 Rename library functions to start with two underscores.
8913 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
8915 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
8916 (SUPPORTS_WEAK): Likewise.
8917 (LDI_REG_REGNO): New. Register r31 will be used as temporary
8918 register for loading constants to r0-r14.
8920 * config/avr/avr.md: Replace all TARGET_ENHANCED with
8922 (*mov_r_sp): Removed. Handled by output_movhi.
8923 (*mov_sp_r): Likewise.
8924 (*mov_sp_r_no_interrupts): Likewise
8925 (*mov_sp_r_tiny): Likewise.
8926 (*movqi): Use output_movqi.
8927 (*reload_inqi): New.
8928 (*movhi): Use output_movhi.
8929 (*reload_inhi): New.
8930 (*negsi2): Optimized.
8931 (*negsf2): Likewise.
8932 Added peepholes (define_peephole2) for loading constants to r0-r14
8933 and for using `cpse' command.
8935 * config/avr/libgcc.S: Rename library functions to start with two
8937 Add support for enhanced core.
8938 (_moqhi3): Fix typo, now _modqi3.
8939 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
8940 (__prologue_saves__): Remove test for stack adjust by 0.
8941 (__tablejump__): New.
8943 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
8944 Add multilib support.
8946 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
8948 * loop.c (prescan_loop): Don't check unknown_address_altered
8949 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
8950 to loop_store_mems as necessary.
8951 (loop_invariant_p): Don't check unknown_address_altered
8952 or unknown_constant_address_altered.
8954 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8956 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
8958 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
8960 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
8961 print just the filename.
8962 * cpplex.c (_cpp_run_directive): Add additional argument, the
8963 name to give the synthetic buffer. This defaults to
8964 translated "<command line>".
8965 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
8967 (_cpp_define_builtin): New function.
8968 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
8969 * cpphash.h: Update prototypes.
8971 * tradcpp.c (main): Process -D and -U simultaneously, in the
8972 order they appeared on the command line.
8974 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8976 * c-decl.c (define_label): Call warning_with_file_and_line and
8977 error_with_file_and_line instead of plain warning or error.
8979 * c-parse.in (label): Use save_filename/save_lineno to ensure
8980 correct values for calls to define_label.
8982 2000-08-29 Mark Mitchell <mark@codesourcery.com>
8984 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
8986 * expr.c (expand_expr, case TARGET_EXPR): Don't call
8988 * tree.h (get_file_function_name): Remove two duplicate
8991 2000-08-28 Kazu Hirata <kazu@hxi.com>
8993 * tree.c: Fix formatting.
8995 * xcoffout.c: Fix formatting.
8997 2000-08-28 Jason Merrill <jason@redhat.com>
8999 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
9001 2000-08-28 Daniel Berlin <dberlin@redhat.com>
9003 * dwarf2out.c (dwarf2out_finish): Don't bother calling
9004 break_out_includes if it won't do anything.
9006 2000-08-28 Richard Henderson <rth@cygnus.com>
9008 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
9009 (find_reloads): Likewise.
9010 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
9011 (reload_inhi): Likewise.
9013 2000-08-28 Richard Henderson <rth@cygnus.com>
9015 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
9016 (call_insn_operand): Don't expect a surrounding mem.
9017 (constant_call_address_operand): Likewise.
9018 * config/i386/i386.h (PREDICATE_CODES): Update.
9019 * config/i386/i386.md (call patterns): Move the match_operand
9020 for the call destination inside the mem.
9022 2000-08-28 Richard Henderson <rth@cygnus.com>
9024 * local-alloc.c (requires_inout): Don't use reserved range for
9025 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
9026 * recog.c (asm_operand_ok): Likewise.
9027 (preprocess_constraints, constrain_operands): Likewise.
9028 * regclass.c (record_reg_classes): Likewise.
9029 * reload.c (find_reloads): Likewise.
9030 * reload1.c (maybe_fix_stack_asms): Likewise.
9031 (reload_cse_simplify_operands): Likewise.
9032 * stmt.c (expand_asm_operands): Likewise.
9034 * md.texi: Update constraints documentation.
9035 * tm.texi (EXTRA_CONSTRAINT): Update.
9037 2000-08-28 Daniel Berlin <dberlin@redhat.com>
9039 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
9040 (print_die): If we don't know the offset of the
9041 target die, try the symbol. Add a trailing newline.
9042 (reverse_all_dies): New fn.
9043 (dwarf2out_finish): Call it.
9044 (break_out_includes): Reorganize for clarity.
9045 (add_sibling_attributes): Don't call reverse_die_lists.
9046 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
9048 * flags.h: Add flag_eliminate_dwarf2_dups.
9049 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
9051 2000-08-28 Jason Merrill <jason@redhat.com>
9053 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
9054 * dwarf2out.c: #include "md5.h".
9055 (DIE_LABEL_PREFIX): New macro.
9056 (dw_val_struct): Add 'external' flag to val_die_ref.
9057 (add_AT_die_ref, AT_ref): Adjust.
9058 (AT_ref_external, set_AT_ref_external): New fns.
9059 (build_abbrev_table): Call set_AT_ref_external.
9060 (value_format): Call AT_ref_external.
9061 (die_struct): Add die_symbol field.
9062 (new_die): Clear it.
9063 (dwarf_tag_name): Handle BINCL/EINCL.
9064 (dwarf2out_start_source_file): Add BINCL DIE.
9065 (dwarf2out_end_source_file): Add EINCL DIE.
9066 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
9067 (loc_checksum, attr_checksum, die_checksum): New fns.
9068 (is_type_die, is_comdat_die, is_symbol_die): New fns.
9069 (compute_section_prefix, assign_symbol_names): New fns.
9070 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
9071 (output_die): Call output_die_symbol and AT_ref_external.
9072 (output_comdat_comp_unit): New fn, split out from...
9073 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
9075 (output_pubnames, output_aranges): Abort if we see entries from
9077 * toplev.h: Declare file_name_nondirectory.
9078 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
9079 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
9080 (debug_start_source_file): Call dwarf2out_start_source_file
9081 regardless of debug verbosity.
9082 (debug_end_source_file): Similarly.
9083 * tree.h: Declare clean_symbol_name.
9084 * tree.c (clean_symbol_name): Split out from...
9085 (get_file_function_name_long): ...here.
9087 * dwarf2out.c (new_loc_descr): Use calloc.
9088 (splice_child_die): Remove the die from the right parent.
9089 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
9091 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9093 * toplev.c (decode_g_option): Don't give warning for unknown -g
9094 option; return 0 instead.
9095 (main): If -g option is not recognized by front end or
9096 language-independent code, give warning.
9098 2000-08-28 Greg McGary <greg@mcgary.org>
9100 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
9101 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
9102 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
9104 2000-08-27 Greg McGary <greg@mcgary.org>
9106 * cpplex.c (parse_string): Don't look for backslash
9107 before first char in `namebuf'.
9108 * loop.c (strength_reduce): Skip NOTEs.
9110 2000-08-27 Jason Merrill <jason@redhat.com>
9112 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
9113 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
9114 TREE_ASM_WRITTEN, either.
9115 (finish_decl): Adjust.
9117 2000-08-28 Philipp Thomas <pthomas@suse.de>
9119 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
9120 they have been incorporated into the gettext CVS. Change the text to
9121 reflect the current status of NLS. Add instructions for accessing
9122 the gettext CVS and add the patch from Martin v. Loewis.
9124 2000-08-27 Geoff Keating <geoffk@cygnus.com>
9126 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
9127 by using gen_lowpart_common.
9128 (movdi_internal64+6): Likewise.
9130 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
9132 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
9135 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
9136 numbers to the ranges used by GDB.
9138 2000-08-25 Richard Henderson <rth@cygnus.com>
9140 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
9141 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
9142 (ia64_expand_prologue): Likewise.
9143 (ia64_setup_incoming_varargs): Set it. Properly skip the current
9144 argument for stdargs.
9146 2000-08-25 Jason Merrill <jason@redhat.com>
9148 * integrate.c (expand_inline_function): Pull out the original decl.
9150 2000-08-25 Jim Wilson <wilson@cygnus.com>
9152 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
9154 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
9156 2000-08-25 Greg McGary <greg@mcgary.org>
9158 * flow.c (dump_edge_info): Use ARRAY_SIZE.
9159 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
9161 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
9163 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
9165 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
9167 * i386.c (ix86_find_base_term): New.
9168 * i386-protos.h (ix86_find_base_term): Prototype.
9169 * i386.h (FIND_BASE_TERM): Define.
9170 * alias.c (find_base_term): Use it.
9171 * tm.texi (FIND_BASE_TERM): Document it.
9173 * alias.c (true_dependence, write_dependence_p): Unchanging
9174 memory can't conflict with non-unchanging memory.
9176 * alias.c (memrefs_conflict_p): A BLKmode reference
9177 to a symbol (or CONST_INT address) always conflicts
9178 with a reference to another symbol.
9180 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
9182 * c-common.c (time_char_table): Don't allow width and flags with
9185 2000-08-25 Jakub Jelinek <jakub@redhat.com>
9187 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
9188 way as LT and LTU when the second operand has 0 in low word.
9190 2000-08-26 Michael Hayes <mhayes@cygnus.com>
9192 * basic-block.h (struct loop): Rename `exits' field to
9193 `exit_edges'. Add `entry_edges' and `num_entries' fields.
9195 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
9196 (flow_loop_entry_edges_find): Add.
9197 (flow_edge_list_print): Rename from flow_exits_print.
9198 (flow_loops_find): Call flow_loop_entry_edges_find.
9199 (flow_loop_dump): Dump entry_edges list.
9200 (flow_loops_free): Free entry_edges.
9202 2000-08-26 Michael Hayes <mhayes@cygnus.com>
9204 * loop.c (loop_dump_aux, debug_loop): New functions.
9205 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
9207 * flow.c (flow_loops_dump): Add callback parameter.
9208 (flow_loop_dump): Add callback parameter and call it. Move
9209 loop note debugging code to loop_dump_aux.
9211 * basic-block.h (flow_loop_dump): Add callback parameter
9212 (flow_loops_dump): Likewise.
9214 * toplev.c (rest_of_compilation): Add NULL callback function pointer
9215 to call to flow_loops_dump.
9217 2000-08-26 Michael Hayes <mhayes@cygnus.com>
9219 * loop.c (count_loop_regs_set): Replace start and end arguments
9220 with loop argument. All callers udated.
9222 2000-08-26 Michael Hayes <mhayes@cygnus.com>
9224 * loop.c (constant_high_bytes): Delete.
9226 2000-08-26 Michael Hayes <mhayes@cygnus.com>
9228 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
9229 and NOTE_INSN_LOOP_VTOP to...
9230 (find_and_verify_loops) ...here.
9232 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
9234 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
9235 (fini_dummy, init_dummy): Use it.
9237 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
9239 * cpplex.c (is_macro_disabled): Caller has already checked
9240 that we're not a preprocessed file.
9242 2000-08-24 Mark Mitchell <mark@codesourcery.com>
9244 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
9245 (c-iterate.o): Remove target.
9246 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
9247 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
9248 (finish_decl): Don't handle iterators.
9249 (grokdeclarator): Likewise.
9250 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
9251 * gcc/c-gperf.h: Regenerated.
9252 * gcc/c-iterate.c: Removed.
9253 * gcc/c-lex.c (init_lex): Don't handle iterators.
9254 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
9255 (compstmt_primary_start): Remove push_iterator_stack call.
9256 (stmt): Don't allow iterator statements. Replace iterator_expand
9257 with expand_expr_stmt.
9258 (all_iter_stmt): Remove.
9259 (all_iter_stmt_simple): Likewise.
9260 (all_iter_stmt_with_decl): Likewise.
9261 * gcc/c-tree.h (ITERATOR_P): Remove.
9262 (ITERATOR_BOUND_P): Likewise.
9263 (init_iterators): Remove declaration.
9264 (iterator_expand): Likewise.
9265 (iterator_for_loop_start): Likewise.
9266 (iterator_for_loop_end): Likewise.
9267 (iterator_for_loop_record): Likewise.
9268 (push_iterator_stack): Likewise.
9269 (pop_iterator_stack): Likewise.
9270 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
9271 (readonly_warning): Likewise.
9272 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
9274 2000-08-24 Jim Wilson <wilson@cygnus.com>
9276 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
9277 Copy type in a TYPE_DECL, just like pushdecl does.
9279 2000-08-24 Richard Henderson <rth@cygnus.com>
9281 * toplev.c (main): Enable flag_reorder_blocks at -O2.
9283 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
9285 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
9286 asked for one page, allocate GGC_QUIRE_SIZE of them and put
9287 the extras on the free list.
9288 (release_pages): Clean up.
9289 (ggc_set_mark): Don't adjust G.allocated here...
9290 (sweep_pages): ... do it here.
9292 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
9294 * cppfiles.c (read_include_file): Rearrange initializations.
9296 2000-08-24 Richard Henderson <rth@cygnus.com>
9298 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
9300 * config/ia64/ia64-protos.h: Update.
9301 * config/ia64/ia64.c (gr_register_operand): New.
9302 (fr_register_operand, grfr_register_operand): New.
9303 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
9304 (grfr_reg_or_8bit_operand): New.
9305 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
9306 use gr_register_operand.
9307 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
9308 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
9309 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
9310 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
9311 (fr_reg_or_fp01_operand): Likewise.
9312 (not_postinc_memory_operand): New.
9313 (ia64_split_timode): Remove unused variables.
9314 (rtx_needs_barrier): Check arguments to cmpxchg.
9315 (builtin_description): Remove.
9316 (bdesc_2argsi, bdesc_2argdi): Remove.
9317 (ia64_init_builtins): Declare all builtins directly.
9318 (ia64_expand_fetch_and_op): Rewrite to be called from
9319 ia64_expand_builtin directly. Use expand_binop and co.
9320 (ia64_expand_op_and_fetch): Likewise.
9321 (ia64_expand_compare_and_swap): Likewise.
9322 (ia64_expand_binop_builtin): Remove.
9323 (ia64_expand_lock_test_and_set): New.
9324 (ia64_expand_lock_release): New.
9325 (ia64_expand_builtin): Use them.
9326 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
9327 (EXTRA_CONSTRAINT): Use it.
9328 (PREDICATE_CODES): Update.
9329 * config/ia64/ia64.md (*): Use gr_register_operand and co.
9330 (mf): Indicate that we set memory as well as use it.
9331 (fetchadd_acq_si): Show memory being modified as well.
9332 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
9333 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
9334 (lock_test_and_set_si, lock_test_and_set_di): Remove.
9335 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
9336 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
9337 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
9338 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
9339 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
9340 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
9341 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
9342 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
9343 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
9344 return type. Pretty print definitions.
9346 2000-08-24 Jim Wilson <wilson@cygnus.com>
9348 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
9349 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
9351 2000-08-24 Jason Merrill <jason@redhat.com>
9353 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
9354 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
9355 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
9356 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
9358 2000-08-24 Greg McGary <greg@mcgary.org>
9360 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
9361 and extendtab within their proper array boundaries.
9362 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
9363 for the entire array.
9365 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
9366 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
9367 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
9368 * config/fr30/fr30.c (fr30_print_operand): Likewise.
9369 * config/i386/dgux.c (output_options): Likewise.
9370 * config/i386/dgux.h (ASM_FILE_START): Likewise.
9371 * config/m88k/m88k.c (output_options): Likewise.
9372 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
9373 * config/mcore/mcore.c (mcore_output_inline_const_forced,
9374 layout_mcore_frame, handle_structs_in_regs): Likewise.
9375 * config/mips/mips.c (output_block_move): Likewise.
9376 * config/rs6000/rs6000.c (rs6000_override_options,
9377 rs6000_file_start): Likewise.
9378 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
9379 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
9380 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
9381 * builtins.c (expand_builtin_setjmp): Likewise.
9382 * expr.c (safe_from_p): Likewise.
9383 * flow.c (life_analysis): Likewise.
9384 * fold-const.c (size_int_type_wide): Likewise.
9385 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
9386 * genattrtab.c (make_length_attrs): Likewise.
9387 * genopinit.c (gen_insn): Likewise.
9388 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
9389 * global.c (global_alloc): Likewise.
9390 * local-alloc.c (find_free_reg): Likewise.
9391 * mips-tdump.c (print_symbol): Likewise.
9392 * mips-tfile.c (parse_def, parse_input): Likewise.
9393 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
9394 * stmt.c (expand_nl_goto_receiver): Likewise.
9395 * stor-layout.c (set_sizetype): Likewise.
9396 * varasm.c (decode_reg_name): Likewise.
9397 * toplev.c (decode_f_option, decode_W_option,
9398 set_target_switch, print_switch_values): Likewise.
9399 (NUM_ELEM): Remove macro.
9400 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
9402 2000-08-24 Greg McGary <greg@mcgary.org>
9404 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
9405 (MAIN_NAME_P, main_identifier_node): New macros.
9406 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
9407 * c-decl.c (start_decl, grokdeclarator, start_function,
9408 store_parm_decls, finish_function): Use MAIN_NAME_P.
9409 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
9410 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
9411 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9412 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
9414 2000-08-24 Greg McGary <greg@mcgary.org>
9416 * cppfiles.c (actual_directory): Don't write beyond `dir'
9417 when it contains "".
9418 * real.c (asctoeg): Stay within bounds of etens[][].
9420 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9422 * dependence.c (dependence_string, direction_string,
9423 dump_one_node, dump_node_dependence): Hide unused identifiers.
9424 (get_low_bound, normalize_coefficients): Match definition to
9426 (get_one_coefficient): Initialize variables `value0_is_idx' and
9428 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
9429 (ziv_test): Delete variable `idx', use parameter `sub' instead.
9430 (direction_merge): Avoid automatic aggregate initialization.
9431 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
9432 Initialize variables `dest_idx' and `src_idx'.
9433 (end_dependence_analysis): Avoid C89 style function definition.
9435 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
9437 * c-common.c (time_char_table): Don't allow width with %F.
9438 (check_format_info): Don't allow "Z" length with scanf.
9440 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
9442 * diagnostic.c (finish_diagnostic): Define.
9443 (output_do_printf): Use wrap_text instead of output_add_string.
9444 (default_print_error_function): Avoid embedded '\n'.
9446 * diagnostic.h (flush_diagnostic_buffer): Declare.
9448 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
9450 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
9452 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
9454 * Makefile.in (GCC_PASSES): Add specs.
9456 2000-08-23 Jim Wilson <wilson@cygnus.com>
9458 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
9459 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
9460 EHANDLER nor UHANDLER bit is set.
9461 (__get_except_table): Likewise.
9463 2000-08-23 Nick Clifton <nickc@redhat.com>
9465 * config/arm/lib1funcs.asm: Replace upper case condition codes
9466 with lower case versions.
9468 * config/arm/arm.h (STRUCT_VALUE): Define.
9469 (STRUCT_VALUE_REGNUM): Delete.
9471 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
9473 * cpphash.h (IN_I): New flag for directive table.
9474 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
9476 (_cpp_check_directive): If -fpreprocessed, execute directives
9477 marked with IN_I. Issue no warnings in this case.
9478 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
9480 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
9482 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
9484 (check_format_info): Support printf 'I' flag; warn about it with
9487 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
9489 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
9490 barrier can't be ignored by the alias analysis code.
9492 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
9494 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
9495 works inside fixincl.
9497 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
9499 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
9500 simplify_relational_operation() unless both operands are of
9502 * cse.c (fold_rtx): Likewise.
9504 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
9506 * rtlanal.c (rtx_unstable_p): The pic register is stable
9507 (within one function) and the actual rtx should be used
9508 when checking the registers.
9509 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
9511 * alias.c (true_dependence, write_dependence_p): Fix
9512 bug in previous patch.
9514 * i386.c (ix86_GOT_alias_set): New.
9515 (legitimize_pic_address): Use it.
9517 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
9518 only stable if its address is stable.
9519 (rtx_varies_p): An unchanging MEM can't vary if
9520 its address doesn't vary.
9522 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9524 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
9526 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9528 * vax.h (ASM_SPEC): Pass `-J' to assembler.
9529 * x-vax-gcc: New file for bootstrapping with gcc.
9530 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
9531 * configure.in: Use x-vax-gcc with gcc.
9532 * configure: Rebuilt.
9534 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9536 * toplev.c (rest_of_compilation): Rebuild label notes after
9537 post-reload splitting pass if new labels have been created.
9539 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
9541 * diagnostic.h (output_buffer_state): New macro.
9542 * diagnostic.c (diagnostic_for_decl, sorry,
9543 default_print_error_function, output_do_verbatim,
9544 report_diagnostic, report_problematic_module): Use it.
9546 (output_format): Use wrap_text instead of maybe_wrap_text.
9548 2000-08-22 Nick Clifton <nickc@redhat.com>
9550 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
9551 Common code for ARM divide and modulus functions.
9552 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
9554 (FUNC_END): New macro: Common code at the end of the division and
9556 (THUMB_FUNCTION_START): New macro: Common code at the start of
9558 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
9560 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9562 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
9564 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
9565 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
9568 2000-08-22 Nick Clifton <nickc@redhat.com>
9570 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
9571 restorative additions, test for bottom bits of IP being set,
9572 rather than relying upon the RORs not matching.
9575 2000-08-22 David Edelsohn <edelsohn@gnu.org>
9577 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
9578 text_section() as appropriate instead of emitting text csect
9580 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
9581 (UNIQUE_SECTION): Define macro.
9582 (ASM_OUTPUT_SECTION_NAME): Define macro.
9583 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
9584 on AIX if debugging and -fdata-sections always.
9586 2000-08-22 Steven King <sxking@uswest.net>
9588 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
9590 (LDBL_MAX): Same here.
9592 2000-08-22 Richard Henderson <rth@cygnus.com>
9594 * flow.c (tidy_fallthru_edge): Update b->end properly.
9596 2000-08-22 Stan Cox <scox@redhat.com>
9598 * Makefile.in (OBJS): Add dependence.o.
9599 * dependence.c: New file.
9601 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
9603 * calls.c (check_sibcall_argument_overlap_1): Adjust for
9605 (check_sibcall_argument_overlap): Likewise.
9607 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
9609 * invoke.texi (SH Options): Document -m4-nofpu,
9610 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
9611 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
9613 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
9615 * c-common.c (check_format_info): Give the 'some locales' warning
9616 for strftime %Ey rather than the unconditional 'only last 2 digits
9619 2000-08-22 Richard Henderson <rth@cygnus.com>
9621 * alias.c (init_alias_analysis): Do not register
9622 struct_value_incoming_rtx or static_chain_rtx as pointing
9625 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
9627 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
9629 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
9631 * diagnostic.h (report_problematic_module): Declare.
9632 * diagnostic.c (report_problematic_module): New function.
9633 (report_error_function): Tweak.
9635 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9637 * stmt.c (expand_goto_internal, fixup_gotos): Only check
9638 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
9640 2000-08-21 Richard Henderson <rth@cygnus.com>
9642 * flow.c (calculate_global_regs_live): Mark frame pointer live
9643 everywhere before reload.
9645 2000-08-21 Jim Wilson <wilson@cygnus.com>
9647 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
9648 INTEL_EXTENDED_IEEE_FORMAT.
9649 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
9650 clear last two bytes of output FP value.
9652 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
9654 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
9656 2000-08-21 Jakub Jelinek <jakub@redhat.com>
9658 * unroll.c (loop_find_equiv_value): If ret is modified between
9659 insn and loop_start, ret might not be equivalent to reg.
9661 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
9663 * c-common.c (init_dollar_format_checking,
9664 maybe_read_dollar_number, finish_dollar_format_checking): New
9666 (dollar_arguments_used, dollar_arguments_count,
9667 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
9669 (check_format_info): Support $ formats for scanf and printf width
9670 and precision. Always increment format_chars to advance past the
9671 '*' of precision, not just when the format parameters are
9674 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9676 * mips.c (block_move_loop, expand_block_move,
9677 function_arg_partial_nregs, save_restore_insns, function_prologue,
9678 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
9680 (function_arg_advance, function_arg): Match argument to format
9683 2000-08-21 Nix <nix@esperi.demon.co.uk>
9685 * gcc.c (do_spec_1): Implement %j spec flag.
9686 Remove dead comment.
9688 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
9689 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
9690 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
9691 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
9693 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
9694 writable) instead of hardcoded value.
9696 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
9698 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
9701 * gcc.c (cc1_options): Do not process -o or run the assembler if
9703 * objc/lang-spec.h: Likewise.
9705 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
9707 * fixinc/fixincl.c (fix_with_system): Pipe the output of
9708 "external" fixes through `cat', to avoid truncating the input
9709 file by redirection.
9711 2000-08-21 Jakub Jelinek <jakub@redhat.com>
9713 * config/i386/i386.md (lea_general_1): Copy insn condition to split
9715 (lea_general_2, lea_general_3): Likewise.
9717 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9719 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
9720 warnings to user code.
9722 * c-lex.c (readescape, yylex): Likewise.
9724 * c-typeck.c (store_init_value, process_init_element): Likewise
9725 (c_expand_start_case): Format.
9727 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
9729 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
9731 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
9732 and linker_endian_spec to endian_spec.
9733 (ENDIAN_SPEC): Add %{EB} and %{EL}.
9734 (LINK_SPEC): Remove %{EB} and %{EL}.
9735 (ASM_SPEC): Likewise. Use %(endian_spec).
9737 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
9739 * c-tree.h (flag_hosted): Move declaration from here...
9740 * c-common.h (flag_hosted): ... to here.
9741 (flag_noniso_default_format_attributes): New declaration.
9742 * c-decl.c (flag_noniso_default_format_attributes): New variable.
9743 (c_decode_option): Set it appropriately for options choosing
9744 language standard variant.
9745 * c-common.c (init_function_format_info): Only provide default
9746 format attributes if flag_hosted. Only provide the gettext
9747 formats if flag_noniso_default_format_attributes. Update
9749 (check_format_info): Disable treatment of %a as a scanf flag in
9752 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
9754 * c-common.c (scan_char_table): Add 'w' to flags for all formats
9756 (check_format_info): Set 'wide' for scanf format widths. Warn for
9757 a zero scanf width. Make the check for writing into a constant
9758 object at the first level of indirection; at later levels, warn if
9759 any type qualifiers are encountered.
9761 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
9763 * reload.c (reload_inner_reg_of_subreg): New function broken out of
9765 (push_reload): Use reload_inner_reg_of_subreg.
9766 (combine_reloads): Do not combine reloads if the input reload
9767 is a SUBREG in which the inner part will need reloading.
9769 * global.c (global_alloc): Avoid passing dumpfile argument to
9771 * toplev.c (rest_of_compilation): Likewise.
9772 * reload.h (reload): Remove dumpfile argument. Callers changed.
9773 (debug_reload, debug_reload_to_stream): Move prototypes here.
9774 * rtl.h (reload): Remove dumpfile argument.
9775 * reload.c (debug_reload): Remove prototype.
9776 (debug_reload_to_stream): Likewise.
9777 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
9780 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9782 * diagnostic.c (context_as_prefix): Export.
9783 (need_error_newline): Remove.
9784 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
9785 (error_module_changed, record_last_error_module,
9786 error_function_changed, record_last_error_function): New functions.
9787 (initialize_diagnostics): Default intialize
9788 lang_diagnostic_starter, lang_diagnostic_finalizer.
9789 (init_output_buffer): Tweak.
9790 (file_name_as_prefix): New function.
9791 (announce_function, default_print_error_function,
9792 report_error_function, set_diagnostic_context): Tweak.
9794 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
9796 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
9797 condition expression.
9799 2000-08-20 Richard Henderson <rth@cygnus.com>
9801 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
9803 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
9805 * cppinit.c (cpp_init): Set global flag when called.
9806 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
9808 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
9810 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
9811 before `process_directive' so that newlines won't be missed
9813 (cpp_printf): Increment `print->lineno' when newline is emitted.
9815 * cppmain.c (cb_ident): Likewise.
9816 (cb_define): Likewise.
9817 (cb_undef): Likewise.
9818 (cb_include): Likewise.
9819 (cb_def_pragma): Likewise.
9820 (dump_macros_helper): Likewise.
9822 2000-08-20 Richard Henderson <rth@cygnus.com>
9824 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
9825 assigned before a loop.
9827 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
9828 (ashrsi3, lshrsi3): Likewise.
9830 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
9832 * c-lang.c: #include diagnostic.h
9833 (c_tree_printer): New function.
9834 (lang_init): Initialize lang_printer.
9836 * Makefile.in (c-lang.o): Depends on diagnostic.h
9838 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
9840 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
9842 * diagnostic.c (default_diagnostic_starter,
9843 default_diagnostic_finalizer): New functions.
9844 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
9845 (pedwarn, pedwarn_with_file_and_line, error,
9846 error_with_file_and_line, fatal, warning,
9847 warning_with_file_and_line): Adjust call to report_diagnostic.
9848 (report_diagnostic): Rework.
9849 (set_diagnostic_context): New function.
9851 * diagnostic.h (struct diagnostic_context): New data structure.
9852 (diagnostic_message, diagnostic_argument_list,
9853 diagnostic_file_location, diagnostic_line_location,
9854 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
9855 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
9856 (set_diagnostic_context): Declare.
9857 (report_diagnostic): Change prototype.
9859 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
9861 * fix-header.c (main): Initialize cpplib.
9863 2000-08-19 Michael Meissner <meissner@redhat.com>
9865 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
9866 instructions in it before checking for indirect jumps.
9868 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
9869 in a indirect jump as a potential for conditional execution.
9871 * d30v.h (d30v_init_expanders): Don't declare here.
9872 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
9875 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
9877 * cpp.texi: Add @section for assertions.
9879 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
9881 * loop.c (scan_loop): Use CONST_CALL_P instead of
9882 checking for REG_LIBCALL / REG_RETVAL.
9884 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
9886 * reload1.c (reload_as_needed): Accept dumpfile argument,
9887 pass it to emit_reload_insns.
9888 (emit_reload_insns): Add new dumpfile argument. If non-null
9889 then dump the reloads for each insn into the dumpfile.
9890 (reload): Pass dumpfile to reload_as_needed.
9892 * invoke.texi: Clean up linux-gnu vs linux comments.
9894 2000-08-19 Richard Henderson <rth@cygnus.com>
9896 * config/ia64/ia64.c (reg_or_5bit_operand): New.
9897 (ia64_depz_field_mask): New.
9898 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
9899 (PREDICATE_CODES): Update.
9900 * config/ia64/ia64.md: Update commentary.
9901 (depz_internal): New.
9902 (ashlsi3): Implement directly.
9903 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
9904 (ashldi3): Use shladd.
9905 * config/ia64/ia64-protos.h: Update.
9907 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
9909 * toplev.c (independent_decode_option): Always process -g.
9910 Remove third argument, now unused. Adjust caller to match.
9912 2000-08-18 Richard Henderson <rth@cygnus.com>
9914 * combine.c (make_compound_operation): Break after creating
9917 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
9919 * cpplib.c (cpp_register_pragma_space): Just return if the
9920 namespace is already registered.
9922 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
9924 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
9925 constant amount. Do not generate ROTL instruction.
9927 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
9929 * config/sh/elf.h: Do not include sh/sh.h.
9930 * config/sh/rtems.h: Likewise.
9931 * config/sh/rtemself.h: Do not include sh/elf.h.
9932 * configure.in: Get them included with `tm_file's.
9933 * configure: Rebuilt.
9935 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
9936 * config/sh/sh.c (fpscr_set_from_mem): Use them.
9938 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9940 * stor-layout.c (compute_record_type): Don't use mode of single
9941 field as mode of record if not integer mode of same type.
9943 * regmove.c (perhaps_ends_bb_p): New function.
9944 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
9945 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
9946 (fixup_match_1): Likewise.
9947 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
9948 avoid signed/unsigned warnings.
9950 * function.c (fixup_var_refs_1, case MEM): Update CODE after
9953 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
9955 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
9956 (_cpp_trigraph_map): Declaration moved from cpplex.c
9958 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
9959 instead of 256. Use consistent test for designated initializers.
9960 (cpp_init): Initialize trigraph_map.
9961 (initialize_standard_includes, parse_option): Use memcmp
9964 * cpplex.c (init_trigraph_map): Remove.
9965 (trigraph_ok, trigraph_replace, lex_line): Refer to
9968 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
9969 (do_unassert): Remove unused "next" local.
9971 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
9973 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
9975 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
9978 2000-08-17 Richard Henderson <rth@cygnus.com>
9980 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
9981 the first insn in a sequence.
9983 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
9985 * alias.c (true_dependence, write_dependence_p): A read
9986 involving a label_ref or the constant pool doesn't create
9989 * rtl.h (unchanging): Improve documentation.
9991 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
9993 * cse.c (insert_regs): Remove unused `regno'.
9995 2000-08-17 Neil Booth <NeilB@earthling.net>
9997 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
9998 remove_dup_dirs. If qtail == brack, remove brack not
10000 (remove_dup_dir, remove_dup_dirs): New functions.
10002 2000-08-17 Neil Booth <NeilB@earthling.net>
10004 * cppinit.c (cpp_cleanup): Free include dir chains.
10005 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
10006 (do_unassert): Free the assert with _cpp_free_definition.
10007 * cppmacro.c (_cpp_free_definition): Free memory allocated for
10008 assertions. Make the node a T_VOID node.
10010 2000-08-17 Neil Booth <NeilB@earthling.net>
10012 * cppinit.c (path_include, append_include_chain):
10013 Remove 2nd parameter (struct cpp_pending *).
10014 (path_include, initialize_standard_includes, cpp_handle_option):
10015 Update callers appropriately.
10016 (cpp_handle_option): Use pend.
10018 2000-08-17 Neil Booth <NeilB@earthling.net>
10020 * cppinit.c (sort_options): Remove, put functionality in
10023 (initialize_builtins): Free memory.
10024 (cpp_start_read): Move init_IStable to cpp_init.
10026 * cpplib.h (cpp_init): New prototype.
10027 * cppmain.c (main): Call cpp_init.
10029 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
10031 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
10032 (rtx_unstable_p, rtx_varies_p): Process vectors.
10034 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
10036 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
10037 references to GLOBAL symbols. Use LOCAL where appropriate.
10039 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10041 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
10042 use t-aix41 when host == target.
10044 2000-08-16 Richard Henderson <rth@cygnus.com>
10046 * reload.c (push_secondary_reload): Revert last change.
10047 If we use a reload_in/out pattern, make the when the same
10048 as the primary reload.
10049 (find_reloads): Likewise.
10051 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
10053 * configure.in (libstdcxx-v3): Fix test.
10054 * configure: Regenerate.
10056 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10058 * calls.c (calls_function_1, expand_call): Only test
10059 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
10060 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10062 2000-08-16 Richard Henderson <rth@cygnus.com>
10064 * combine.c (simplify_shift_const): Revert previous two
10065 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
10066 before the main loop.
10068 2000-08-15 Richard Henderson <rth@cygnus.com>
10070 * combine.c (simplify_shift_const): Bound shift count when
10073 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10075 * calls.c (ECF_SP_DEPRESSED): New macro.
10076 (calls_function_1): Treat calling sp-depressed function as alloca.
10077 (emit_call_1): Don't adjust SP if calling sp-depressed function.
10078 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
10079 If sp-depressed, ensure block saves and restores SP.
10080 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
10082 * function.c (keep_stack_depressed): New function.
10083 (thread_prologue_and_epilogue_insns): Call it.
10084 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
10085 to print DECL_OFFSET_ALIGN.
10086 Print no-force-blk and transparent-union flags properly.
10087 * stmt.c (expand_goto_internal): Don't restore stack if last block
10088 and function returns with sp depressed.
10089 (fixup_gotos): Likewise.
10090 (save_stack_pointer): New function, from code in expand_decl.
10091 (expand_decl): Call new function.
10092 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
10093 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
10094 (save_stack_pointer): New declaration.
10096 * diagnostic.c (fatal_function): New variable.
10097 (set_fatal_function): New function.
10099 * diagnostic.h (set_fatal_function): New declaration.
10101 2000-08-15 William Cohen <wcohen@redhat.com>
10103 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
10104 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
10105 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
10107 2000-08-15 Richard Henderson <rth@cygnus.com>
10109 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
10111 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
10113 * arm.c (arm_function_ok_for_sibcall): New function.
10114 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
10115 * arm.md (call expanders): Don't check here for calls that can't
10118 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
10120 * arm.md (splits generating cond_exec): Disable.
10122 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
10124 * arm/linux-elf.h (text_section): Delete declaration.
10126 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
10128 ARM support for unordered FP operations.
10129 * arm-protos.h (arm_comparison_operator): Declare.
10130 * arm.c (arm_comparison_operator): New function.
10131 (arm_select_cc_mode): Add unordered comparison codes.
10132 (get_arm_condition_code): Likewise.
10133 (arm_final_prescan_insn): Can't handle unordered jumps that can't
10134 be done in one insn.
10135 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
10136 * arm.md (all uses of comparison_operator): Replace with
10137 arm_comparison_operator.
10138 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
10140 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
10143 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
10145 * gthr-posix.h: Conditionally include <sched.h>; include
10146 <config.h> from libobjc/.
10148 2000-08-14 Richard Henderson <rth@cygnus.com>
10150 * config/i386/i386.c (legitimize_pic_address): Use Pmode
10153 2000-08-14 Richard Henderson <rth@cygnus.com>
10155 * configure.in (ia64-*): Set float_format for i386 long double.
10157 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
10158 as we would for i386 XFmode.
10159 (PUT_REAL): Likewise.
10160 (endian, ereal_atof, real_value_truncate): Likewise.
10161 (ereal_isneg, toe64, etens, make_nan): Likewise.
10162 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
10164 * config/ia64/ia64-protos.h: Update.
10165 * config/ia64/ia64.c (general_tfmode_operand): New.
10166 (destination_tfmode_operand): New.
10167 (tfreg_or_fp01_operand): New.
10168 (ia64_split_timode): New.
10169 (spill_tfmode_operand): New.
10170 (ia64_expand_prologue): Use TFmode not XFmode.
10171 (ia64_expand_epilogue): Likewise.
10172 (ia64_function_arg): Likewise.
10173 (ia64_function_arg_advance): Likewise.
10174 (ia64_return_in_memory): Likewise.
10175 (ia64_function_value): Likewise.
10176 (ia64_print_operand): Likewise.
10177 (ia64_register_move_cost): Set GR<->FR to 5.
10178 (ia64_secondary_reload_class): Get GR for TImode memory op.
10179 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
10180 (ROUND_TYPE_ALIGN): Remove.
10181 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
10182 (INTEL_EXTENDED_IEEE_FORMAT): Define.
10183 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
10184 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
10185 (MODES_TIEABLE_P): Use TFmode, not XFmode.
10186 (CLASS_MAX_NREGS): Likewise.
10187 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
10188 (PREDICATE_CODES): Update.
10189 * config/ia64/ia64.md (movti): New.
10190 (movti_internal): Use a clobber for memory alternatives.
10191 (reload_inti, reload_outti): New.
10192 (movsfcc_astep): Predicate properly.
10193 (movdfcc_astep): Likewise.
10196 (extendsftf2, extenddftf2): New.
10197 (trunctfsf2, trunctfdf2): New.
10198 (floatditf2, fix_trunctfdi2): New.
10199 (floatunsditf2, fixuns_trunctfdi2): New.
10200 (addtf3, subtf3, multf3, abstf2): New.
10201 (negtf2, nabstf2, mintf3, maxtf3): New.
10202 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
10204 (fr_spill): Use TFmode, not XFmode.
10205 (fr_restore): Likewise.
10206 * config/ia64/lib1funcs.asm (__divtf3): New.
10207 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
10209 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10211 * cse.c (fold_rtx): Avoid empty body in an if-statement.
10213 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
10214 `U' integer constant suffix.
10216 * dwarf2out.c (add_subscript_info): Avoid empty body in an
10219 * sparc/sol2.h (__enable_execute_stack): Prototype.
10221 2000-08-14 David Edelsohn <edelsohn@gnu.org>
10223 * collect2.c: Remove use of AIX import file.
10225 * longlong.h: Test ARCH_PWR not ARCH_POWER.
10227 * rs6000.c (print_operand, case 'E'): Add else.
10229 2000-08-14 Richard Henderson <rth@cygnus.com>
10231 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
10232 (movdi_symbolic): New.
10234 2000-08-14 Jim Wilson <wilson@cygnus.com>
10236 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
10237 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
10238 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
10241 2000-08-14 Richard Henderson <rth@cygnus.com>
10243 * expr.c (emit_group_load): Don't force constants into registers.
10244 Special case source already in the correct mode.
10246 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
10248 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
10249 * fixinc/inclhack.def: Likewise.
10250 * fixinc/mkfixinc.sh: Likewise.
10251 * configure: Regenerate.
10252 * fixinc/fixincl.x: Regenerate.
10253 * install.texi: Document equivalence of linux and linux-gnu.
10255 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10257 * cse.c (insert_regs): Also in REG case: When finding an invalid
10258 value, and we make a new quantity, make sure that it won't be
10259 mistaken by for a valid one by mention_regs.
10261 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
10263 * h8300.md: Remove obsolete peepholes.
10265 2000-08-13 Kazu Hirata <kazu@hxi.com>
10267 * invoke.texi (H8/300 Options): Fix typos.
10268 * config/h8300.c: Fix formatting.
10269 * config/h8300.h: Fix comment typos.
10270 (OVERRIDE_OPTIONS): Fix formatting.
10272 * function.c: Fix formatting.
10274 * cse.c: Fix formatting.
10276 2000-08-13 Geoff Keating <geoffk@cygnus.com>
10278 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
10279 (attempt_auto_inc): Suppress parentheses warning.
10280 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
10281 * loop.c (load_mems): Remove `u' suffix in two places.
10282 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
10284 * config/rs6000/rs6000.h: Likewise.
10285 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
10286 __eabi dummy routine.
10287 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
10288 variable `buf_ptr'.
10290 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
10291 not put stuff in .sdata unnecessarily.
10292 (rs6000_unique_section): New function.
10293 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
10294 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
10296 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
10297 arrays in C99. Don't try to look at DECL_REGISTER of a
10298 COMPONENT_REF. Don't complain twice about the same error.
10300 * fixinc/inclhack.def (aix_pthread): New fix.
10301 (aix_sysmachine): New fix.
10302 * fixinc/fixincl.x: Regenerate.
10304 * expr.c (expand_expr): Call convert_modes when turning a large
10305 multiply into a small one.
10307 2000-08-12 Geoff Keating <geoffk@cygnus.com>
10309 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
10310 the tree structure an exponent rather than an explicit alignment
10311 so it doesn't overflow.
10312 (SET_DECL_OFFSET_ALIGN): New macro.
10313 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
10314 rather than DECL_OFFSET_ALIGN.
10315 (place_field): Likewise.
10316 * expmed.c (store_bit_field): Abort on align==0 to avoid
10317 antisocial machine behaviour.
10319 2000-08-12 Richard Henderson <rth@cygnus.com>
10321 * sibcall.c (uses_addressof): Accept both addressof and
10322 current_function_internal_arg_pointer inside a mem.
10323 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
10324 if current_function_uses_addressof.
10325 * stmt.c (expand_return): Kill tail recursion and HAVE_return
10328 2000-08-11 Richard Henderson <rth@cygnus.com>
10330 * config/ia64/ia64.md (addsi3): Remove expander.
10331 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
10332 (*addsi3_shladd): New.
10334 2000-08-11 Richard Henderson <rth@cygnus.com>
10336 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
10337 (do_restore): Likewise.
10338 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
10339 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
10340 (rtx_needs_barrier): Track actual bit manipulation for
10341 ar.unat moves, gr_spill, and gr_restore.
10342 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
10343 (process_set): Don't handle varargs spills.
10344 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
10345 .mem.offset here instead of in process_set.
10346 (gr_restore): Likewise.
10348 2000-08-11 Richard Henderson <rth@cygnus.com>
10350 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
10352 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
10354 * gcc.texi (The Configuration File): Document
10355 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
10356 UPDATE_PATH_HOST_CANONICALIZATION.
10358 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10360 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
10361 unprototyped function pointer casts on integer constants.
10363 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
10365 * fixproto: Recognize DOS paths with drive letters as absolute paths.
10367 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
10369 * extend.texi (Volatiles): Fix typos.
10371 2000-08-11 Kazu Hirata <kazu@hxi.com>
10373 * flow.c: Fix formatting.
10375 2000-08-11 Richard Henderson <rth@cygnus.com>
10377 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
10378 pattern, always allocate a tertiary scratch register.
10380 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
10381 (reload_inhi): Likewise.
10383 2000-08-11 Richard Henderson <rth@cygnus.com>
10385 * function.c (put_reg_into_stack): Allow type to be NULL.
10386 (schedule_fixup_var_refs): Likewise.
10387 (gen_mem_addressof): Allow decl to be NULL.
10388 (put_addressof_into_stack): Likewise.
10390 * flow.c (merge_blocks_nomove): Be more careful about
10391 locating the beginning of block A.
10393 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
10395 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
10400 * config.in: Reverted the check for <sched.h>.
10402 2000-08-10 Chris Demetriou <cgd@sibyte.com>
10404 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
10405 macros define the name of CTOR and DTOR sections.
10406 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
10407 DTOR_LIST_END): Change to use attributes to specify
10409 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
10410 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
10411 DTOR_LIST_END): Same as in mips/elf.h.
10413 2000-08-10 Drew Moseley <dmoseley@redhat.com>
10415 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
10416 disabling just crt0.o.
10418 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
10420 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
10421 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
10422 (EXTRA_SPECS): Add them.
10423 * arm/lib1funcs.asm: Support builds for interworking.
10424 Use macros to eliminate duplicated pieces of code.
10426 2000-08-10 Kazu Hirata <kazu@hxi.com>
10428 * h8300.c (expand_a_rotate): New.
10429 (emit_a_rotate): Likewise.
10430 (h8300_adjust_insn_length): Add support for the rotate insns.
10431 * h8300.md (rotlqi3): New.
10432 (*rotlqi3_1): Likewise.
10433 (rotlhi3): Likewise.
10434 (*rotlhi3_1): Likewise.
10435 (rotlhi3): Likewise.
10436 (*rotlhi3_1): Likewise.
10437 * h8300-proto.h: Add prototypes for expand_a_rotate and
10440 * h8300.c: Fix comment typos.
10441 (dosize): Declare the variable amount as unsigned.
10442 (get_shift_alg): Fix a comparison between signed and unsigned.
10443 (emit_a_shift): Likewise.
10444 (h8300_adjust_insn_length): Simplify the code.
10446 * c-decl.c: Fix formatting.
10448 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10450 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
10451 warning about non-traditional numeric constant suffixes.
10453 * cppexp.c (parse_number): Likewise.
10455 * invoke.texi: (-Wtraditional): Document new behavior.
10457 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
10459 * gthr-posix.h: Include auto-host.h. Conditionally include
10461 * configure.in: Check for the <sched.h> header file.
10462 * config.in: Added define for HAVE_SCHED_H.
10464 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10466 * c-typeck.c (process_init_element): For -Wtraditional, warn about
10467 initialization of unions.
10469 * invoke.texi (-Wtraditional): Document new behavior.
10471 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
10473 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
10474 instead of extra_c_flags.
10475 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
10476 * configure: Regenerate.
10477 * config.in: Regenerate.
10479 * cpperror.c (cpp_type2name): New function.
10480 * cpplex.c (lex_line): If we issued an error for an invalid
10481 preprocessing directive, discard that logical line.
10482 * cpplib.c (do_line): Call a hook function if the current file
10483 is renamed by #line.
10484 (do_ident): Pass the contents of the string, not the entire
10485 token, to the callback function.
10486 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
10487 (cb.rename_file): New hook function.
10488 (cb.ident): Adjust prototype.
10489 (cpp_type2name): Prototype.
10490 * cppmacro.c (dump_macro_args): Correct precedence lossage.
10492 * cppmain.c (cb_ident): Update for changed interface.
10493 (cb_rename_file): New function.
10494 (main): Set rename callback.
10496 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
10498 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
10499 multi-word registers.
10501 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
10503 * c-common.c (combine_strings, check_format_info): Refer to ISO C
10504 or ISO C89 instead of ANSI C.
10505 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
10506 build_enumerator, do_case): Likewise.
10507 * c-lex.c (parse_float, yylex): Likewise.
10508 * c-parse.in: Likewise.
10509 * c-typeck.c (common_type, build_array_ref, build_binary_op,
10510 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
10511 build_c_cast, convert_for_assignment, set_init_index,
10512 set_init_label, c_expand_start_case): Likewise.
10513 * toplev.c (documented_lang_options, display_help): Likewise.
10515 2000-08-08 Kazu Hirata <kazu@hxi.com>
10517 * h8300.c: Fix formatting.
10518 * h8300.h: Likewise.
10519 * h8300.md: Likewise.
10520 (movsi_h8300hs): Fix formatting of the resulting assembly code.
10522 * reload1.c: Fix formatting.
10524 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
10526 * alpha/alpha.c (alpha_emit_xfloating_libcall):
10527 Use GEN_CALL_VALUE define.
10528 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
10529 * clipper/clipper.md (untyped_call): Likewise.
10530 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
10531 * fx80/fx80.md (untyped_call): Likewise.
10532 * mips/mips.md (untyped_call): Likewise.
10533 * ns32k/ns32k.md (untyped_call): Likewise.
10534 * pa/pa.md (untyped_call): Likewise.
10535 * romp/romp.md (untyped_call): Likewise.
10536 * sparc/sparc.md (untyped_call): Likewise.
10538 2000-08-08 Jason Eckhardt <jle@cygnus.com>
10540 * config/i860/i860.c (singlemove_string): Do not generate assembler
10541 pseudo instructions that must be expanded (that is, with signed
10542 constants larger than 16 bits).
10544 2000-08-08 Richard Henderson <rth@cygnus.com>
10546 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
10547 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
10548 (init_propagate_block_info): Don't kill memory stores at -O0.
10549 (mark_set_1, mark_used_regs): Likewise.
10551 2000-08-08 David Edelsohn <edelsohn@gnu.org>
10553 * rs6000.c (optimization_options): Decorate 'level' as
10555 (mask64_operand): Remove sign-extend thinko.
10556 (rldic_operand): New function.
10557 (load_multiple_operation): regno's are unsigned ints.
10558 (store_multiple_operation): Likewise.
10559 (lmw_operation): Likewise.
10560 (stmw_operation): Likewise.
10561 (includes_lshift_p): shift_mask is unsigned int.
10562 (includes_lshift64_p): New function.
10563 (addrs_ok_for_quad_peep): unsigned int reg1.
10564 (print_operand): Consistently add "else" after
10565 output_operand_lossage().
10566 (print_operand, case 'b'): Fold in case 'W'.
10567 (print_operand, case 'W'): Print rldic MB value.
10568 (output_epilogue): Update Objective-C language string.
10569 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
10570 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
10571 * rs6000.md (ashldi3): Add rldic instruction.
10572 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
10573 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
10576 2000-08-08 Richard Henderson <rth@cygnus.com>
10578 * config/ia64/ia64-protos.h: Remove duplicates. Update
10579 for massive code rearrangements.
10580 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
10581 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
10582 (ia64_local_regs, ia64_need_regstk): Remove.
10583 (ar_ccv_reg_operand): New.
10584 (ia64_gp_save_reg): New.
10585 (struct ia64_frame_info): Combine most of the size elements;
10586 add new gr save elements.
10587 (find_gr_spill): New.
10588 (next_scratch_gr_reg): New.
10589 (mark_reg_gr_used_mask): New.
10590 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
10591 to GR backing store regs when possible.
10592 (ia64_initial_elimination_offset): New.
10593 (ia64_rap_fp_offset): Remove.
10594 (save_restore_insns): Remove.
10595 (setup_spill_pointers): New.
10596 (finish_spill_pointers): New.
10597 (spill_restore_mem): New.
10598 (do_spill, do_restore): New.
10599 (ia64_expand_prologue): Rewrite to use them.
10600 (ia64_expand_epilogue): Likewise.
10601 (ia64_direct_return): Update for current_frame_info changes.
10602 (ia64_function_prologue): Simplify .prologue emission. Emit
10603 .spill when needed.
10604 (ia64_setup_incoming_varargs): Don't ever emit rtl.
10605 (ia64_dbx_register_number): New.
10606 (ia64_initialize_trampoline): New.
10607 (ia64_secondary_reload_class): Request GR_REGS for integer
10608 arithmetic destined for FR_REGS.
10609 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
10610 (ia64_mark_machine_status): Mark ia64_gp_save.
10611 (rws_access_regno): Rename from rws_access_reg; don't treat
10612 predicates specially.
10613 (rws_access_reg): New. Update all callers.
10614 (rtx_needs_barrier): Remove dead unspecs.
10615 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
10616 (ia64_encode_section_info): Silence signed/unsigned warnings.
10617 (spill_offset, sp_offset, spill_offset_emitted): Remove.
10618 (tmp_reg, tmp_saved): Remove.
10619 (process_set): Rewrite to expect complicated bits via
10620 REG_FRAME_RELATED_EXPR.
10621 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
10622 in the use of ar.ccv; never set RTX_UNCHANGING_P.
10623 (ia64_expand_op_and_fetch): Likewise.
10624 (ia64_expand_compare_and_swap): Likewise.
10625 (ia64_expand_builtin): Likewise.
10626 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
10627 (FIRST_PSEUDO_REGISTER): Update.
10628 (AR_M_REGNO_P): Update.
10629 (FIXED_REGS): Don't mark three local registers as used.
10630 (EXTRA_CC_MODES): New.
10631 (SELECT_CC_MODE): New.
10632 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
10633 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
10634 (FRAME_GROWS_DOWNWARD): Unset.
10635 (STARTING_FRAME_OFFSET): Zero.
10636 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
10637 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
10638 (HARD_FRAME_POINTER_REGNUM): New.
10639 (CAN_DEBUG_WITHOUT_FP): Define.
10640 (TRAMPOLINE_TEMPLATE): Remove.
10641 (TRAMPOLINE_SIZE): Lower to 32.
10642 (TRAMPOLINE_ALIGNMENT): Lower to 64.
10643 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
10644 (PREDICATE_CODES): Update.
10645 (struct machine_function): Add ia64_gp_save.
10646 * config/ia64/ia64.md: Purge unused unspecs.
10647 (movsi patterns): Allow moves to/from AR_M_REGS.
10648 (movdi patterns): Allow moves to/from p0.
10649 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
10650 (gr_spill, gr_restore): Indicate ar.unat read/written.
10651 (nonlocal_goto): Don't pass old frame_pointer.
10652 (nonlocal_goto_receiver): Remove.
10653 (exception_receiver): New.
10654 (builtin_setjmp_setup): New.
10655 (builtin_setjmp_receiver): New.
10656 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
10657 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
10658 (__ia64_restore_stack_nonlocal): Likewise.
10659 (__ia64_trampoline): New.
10660 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
10662 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
10664 2000-08-08 Richard Henderson <rth@cygnus.com>
10666 * frame.h (ia64_frame_state): Add my_psp.
10667 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
10668 (__throw): Pass it in. Don't clobber r7.
10669 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
10670 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
10671 and nothing to do with sp.
10672 (normalize_reg_loc): Use frame->my_psp.
10673 (frame_translate): Handle frame-pointer-less functions. Set
10674 spill_base correctly, in absence of being told.
10675 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
10676 (__ia64_backtrace_helper): New sp argument. Use
10677 builtin_return_address instead of label addresses.
10678 (print_record) [mem_stack_v]: No size member.
10680 2000-08-08 Richard Henderson <rth@cygnus.com>
10682 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
10684 2000-08-08 Richard Henderson <rth@cygnus.com>
10686 * tm.texi (LOCAL_REGNO): Document.
10687 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
10688 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
10689 * reload1.c (reload): Likewise when considering nonlocal labels.
10691 * config/ia64/ia64.h (LOCAL_REGNO): New.
10692 * config/sparc/sparc.h (LOCAL_REGNO): New.
10694 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
10696 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
10698 2000-08-07 Nick Clifton <nickc@redhat.com>
10700 * config/mips/mips.c: Fix compile time warning messages.
10701 * config/mips/mips-protos.h: Add prototype for equality_op.
10703 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
10705 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
10707 * mn10300.md: Use nonimmediate_operand instead of general_operand
10708 on output operands.
10710 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
10712 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
10714 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
10715 * sh.c (expand_block_move): Break long lines.
10716 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
10717 * sh.md (mulsi3): Likewise.
10718 (movdi): Adjust spacing.
10720 2000-08-07 Richard Henderson <rth@cygnus.com>
10722 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
10723 * expr.c (emit_group_store): Don't set it.
10725 2000-08-07 Kazu Hirata <kazu@hxi.com>
10727 * invoke.texi (Options for Debugging Your Program or GCC): Remove
10728 duplicate entries for 'w' and 'z'.
10730 * flow.c: Fix a comment typo.
10732 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
10734 * c-parse.in: Changed the language string for Objective-C to "GNU
10737 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
10739 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
10740 to improve the Posix thread support for Objective-C.
10742 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
10744 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
10745 CTI_UNSIGNED_PTRDIFF_TYPE.
10746 (signed_size_type_node): Define.
10747 (unsigned_ptrdiff_type_node): Define.
10748 * c-decl.c (init_decl_processing): Create the
10749 signed_size_type_node and unsigned_ptrdiff_type_node types.
10750 * c-common.c (T_SC): Define.
10753 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
10754 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
10756 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
10757 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
10758 flags for %c, %s and %[.
10759 (check_format_info): Only allow leniency for signedness of targets
10760 of character pointers (when pedantic) for formats flagged with
10761 "c", so for strings but not for %hh formats. When pedantic, don't
10762 allow character pointers to substitute for void pointers if a
10763 second level of indirection is present.
10765 2000-08-06 Kazu Hirata <kazu@hxi.com>
10767 * invoke.texi (Options for Debugging Your Program or GCC): Update
10768 the names of dump files.
10770 * h8300.c (dosize): Rearrange code for conciseness.
10771 (split_adds_subs): Likewise.
10773 * loop.c: Fix formatting.
10775 * dwarf2out.c: Fix formatting.
10777 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
10779 * expr.c: Fix formatting.
10781 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10783 * rs6000.c (rs6000_maybe_dead): Prototype.
10785 2000-08-06 Richard Henderson <rth@cygnus.com>
10787 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
10788 HAVE_nonlocal_goto as well.
10789 * config/i960/i960.md (nonlocal_goto): Don't do it here.
10790 * config/pj/pj.md (nonlocal_goto): Likewise.
10792 2000-08-07 Michael Hayes <mhayes@cygnus.com>
10794 * loop.c (try_swap_copy_prop): New function.
10795 (load_mems): Rename copies to load_copies and add new regset
10796 store_copies. Check for sets of shadow registers and mark
10797 in store_copies. Call try_swap_copy_prop for registers
10798 marked in store_copies.
10800 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
10802 * objc/objc-act.c: New command line option -fconstant-string-class
10803 to allow specifying a user defined constant string class,
10804 different from NXConstantString.
10806 * toplev.c: Moved the Objective-C specific options to
10807 objc/lang-options.h.
10809 * objc/lang-options.h: Moved the Objective-C specific options from
10810 toplev.c. Added -fconstant-string-class.
10812 2000-08-05 Chris Demetriou <cgd@sibyte.com>
10814 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
10815 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
10816 __CTOR_LIST__ from func_ptr array to just func_ptr, to
10817 avoid extra alignment imposed on arrays.
10818 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
10819 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
10821 * mips.h: Clean up comments and spacing near MASKs.
10822 (TARGET_UNIX_ASM): Delete.
10823 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
10824 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
10827 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
10829 * c-common.c (print_char_table): Add entries for the X/Open '
10830 format flag (print decimals with locale's thousands grouping
10831 character). Make %C expect wint_t.
10832 (check_format_info): If pedantic, warn when the %n$ operand
10833 number form is used. Allow for the ' flag; warn about it if
10836 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
10838 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
10839 type is a float mode, cfun->decl's return type is not, and
10840 TARGET_FLOAT_RETURNS_IN_80387.
10842 2000-08-04 Andreas Schwab <schwab@suse.de>
10844 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
10845 token list, which are always `#' and `pragma'.
10847 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
10849 * tree.c (tree_expr_nonnegative_p): Move to...
10850 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
10851 (rtl_expr_nonnegative_p): New.
10852 * tree.h: Add prototype for rtl_expr_nonnegative_p.
10854 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
10855 CONST_DOUBLE_CHAIN: Move to...
10856 * rtl.h: ...here. Use XCINT/XCEXP.
10858 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
10859 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
10860 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
10863 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
10865 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10867 * config/c4x/c4x.md (return_indirect_internal): New.
10868 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
10870 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10872 * c-common.c (time_char_table): Mark up formats added in C99 and
10873 make other corrections. %D and %g were added in C99. %Og is an
10874 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
10875 C99. %e was added in C99. %Oj is an extension. %G and %z are in
10876 C99 rather than GNU extensions, but %OG and %Oz are extensions.
10877 %h was added in C99. %C was added in C99. %OY and %OC are
10878 extensions. Add the C99 format %F.
10879 (check_format_info): If pedantic and not in C99 mode, warn for C99
10880 formats, %E and %O.
10882 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10884 * function.c (schedule_fixup_var_refs): New function, broken out
10885 of put_reg_into_stack.
10886 (put_reg_into_stack): Use it.
10887 (put_var_into_stack): In CONCAT case, fixup up references for
10888 components only after fixing up references to the whole concat.
10890 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
10892 * alias.c (mark_constant_function): Use INSN_P.
10893 (init_alias_analysis): Likewise.
10894 * combine.c (combine_instructions): Use INSN_P.
10895 (can_combine_p): Likewise.
10896 (try_combine): Likewise.
10897 (distribute_notes): Likewise.
10898 (distribute_links): Likewise.
10899 * cse.c (cse_around_loop): Use INSN_P.
10900 (invalidate_skipped_block): Likewise.
10901 (cse_set_around_loop): Likewise.
10902 (cse_end_of_basic_block): Likewise.
10903 (delete_trivially_dead_insns): Likewise.
10904 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
10905 (unshare_all_rtl_1): Likewise.
10906 (next_cc0_user): Likewise.
10907 (try_split make_insn_raw): Likewise.
10908 (remove_unnecessary_notes): Likewise.
10909 * final.c (shorten_branches): Use INSN_P.
10910 (leaf_renumber_regs): Likewise.
10911 (leaf_renumber_regs_insn): Likewise.
10912 * flow.c (find_label_refs): Use INSN_P.
10913 (verify_wide_reg): Likewise.
10914 (notice_stack_pointer_modification): Likewise.
10915 (count_or_remove_death_notes): Likewise.
10916 (verify_flow_info): Likewise.
10917 (clear_log_links): Likewise.
10918 * function.c (fixup_var_refs_insns): Use INSN_P.
10919 (compute_insns_for_mem): Likewise.
10920 * gcse.c (alloc_gcse_mem): Use INSN_P.
10921 (compute_sets): Likewise.
10922 (compute_hash_table): Likewise.
10923 (classic_gcse): Likewise.
10925 (insert_insn_end_bb): Likewise.
10926 (delete_null_pointer_checks_1): Likewise.
10927 * global.c (expand_preferences): Use INSN_P.
10928 (build_insn_chain): Likewise.
10929 * graph.c (node_data): Use INSN_P.
10930 * haifa-sched.c (priority): Use INSN_P.
10931 (rm_line_notes): Likewise.
10932 (rm_other_notes): Likewise.
10933 (find_insn_reg_weight): Likewise.
10934 (init_target_units): Likewise.
10935 (schedule_block): Likewise.
10936 (compute_block_forward_dependences): Likewise.
10937 (debug_dependencies): Likewise.
10938 (set_priorities): Likewise.
10939 * integrate.c (function_cannot_inline_p): Use INSN_P.
10940 (save_parm_insns): Likewise.
10941 (copy_insn_list): Likewise.
10942 * jump.c (mark_all_labels): Use INSN_P.
10943 (never_reached_warning): Likewise.
10944 * lcm.c (optimize_mode_switching): Use INSN_P.
10945 * local-alloc.c (validate_equiv_mem): Use INSN_P.
10946 (memref_used_between_p): Likewise.
10947 (update_equiv_regs): Likewise.
10948 (block_alloc): Likewise.
10949 (no_conflict_p): Likewise.
10950 * loop.c (scan_loop): Use INSN_P.
10951 (find_and_verify_loops): Likewise.
10952 (count_loop_regs_set): Likewise.
10953 (loop_reg_used_before_p): Likewise.
10954 (strength_reduce): Likewise.
10955 (recombine_givs): Likewise.
10956 (check_dbra_loop): Likewise.
10957 (load_mems): Likewise.
10958 (try_copy_prop): Likewise.
10959 * print-rtl.c (print_rtx): Use INSN_P.
10960 * recog.c (find_single_use): Use INSN_P.
10961 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
10962 (next_flags_user): Likewise.
10963 (swap_rtx_condition): Likewise.
10964 * regmove.c (mark_flags_life_zones): Use INSN_P.
10965 (optimize_reg_copy_1): Likewise.
10966 (optimize_reg_copy_2): Likewise.
10967 (optimize_reg_copy_3): Likewise.
10968 (reg_is_remote_constant_p): Likewise.
10969 (fixup_match_2): Likewise.
10970 (regmove_optimize): Likewise.
10971 (fixup_match_1): Likewise.
10972 * regrename.c (build_def_use): Use INSN_P.
10973 (replace_reg_in_block): Likewise.
10974 (consider_use): Likewise.
10975 * reload.c (find_equiv_reg): Use INSN_P.
10976 * reload1.c (reload): Use INSN_P.
10977 (maybe_fix_stack_asms): Likewise.
10978 (calculate_needs_all_insns): Likewise.
10979 (reload_as_needed): Likewise.
10980 (emit_output_reload_insns): Likewise.
10981 (delete_address_reloads_1): Likewise.
10982 (reload_cse_regs_1): Likewise.
10983 (reload_combine): Likewise.
10984 (reload_cse_move2add): Likewise.
10985 * reorg.c (redundant_insn): Use INSN_P.
10986 (dbr_schedule): Likewise.
10987 * resource.c (find_dead_or_set_registers): Use INSN_P.
10988 (mark_target_live_regs): Likewise.
10989 * rtlanal.c (reg_used_between_p): Use INSN_P.
10990 (reg_referenced_between_p): Likewise.
10991 (reg_set_between_p): Likewise.
10992 (reg_set_p): Likewise.
10993 (single_set): Likewise.
10994 (multiple_sets): Likewise.
10995 (find_last_value): Likewise.
10996 (reg_set_last): Likewise.
10997 (find_reg_note): Likewise.
10998 (find_regno_note): Likewise.
10999 * sibcall.c (sequence_uses_addressof): Use INSN_P.
11000 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
11001 * ssa.c (find_evaluations): Use INSN_P.
11002 (rename_block): Likewise.
11003 (rename_equivalent_regs): Likewise.
11004 * unroll.c (loop_find_equiv_value): Use INSN_P.
11005 (set_dominates_use): Likewise.
11006 * varasm.c (mark_constant_pool): Use INSN_P.
11007 (mark_constants): Likewise.
11008 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
11009 (alphaev4_next_group): Likewise.
11010 (alphaev5_next_group): Likewise.
11011 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
11012 (c4x_rptb_rpts_p): Likewise.
11013 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
11014 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
11015 (rs6000_adjust_priority): Likewise.
11016 * config/sh/sh.c (sh_loop_align): Use INSN_P.
11017 (machine_dependent_reorg): Likewise.
11018 (split_branches): Likewise.
11019 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
11021 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
11023 * combine.c (recog_for_combine): Remove the old notes
11024 prior to attempting to recognize the new pattern.
11025 (distribute_notes): Ignore REG_NONNEG notes.
11027 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
11029 * varasm.c (output_constructor): Add .align 0 for packed vars.
11031 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11033 * configure.in: Use default thread_file even when enable_threads is
11034 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
11035 * configure: Rebuilt.
11037 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
11039 2000-08-04 Donn Terry (donnte@microsoft.com)
11041 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
11043 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
11045 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
11046 Delete code that conditionally modifies 'version'.
11047 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
11048 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
11049 * gcc.c (main): Use it.
11050 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
11051 * prefix.c (update_path): Use it.
11052 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
11053 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
11054 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
11056 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
11057 (SUBTARGET_SWITCHES): Adjust.
11058 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
11060 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
11062 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
11064 * c-common.h (flag_isoc94): Declare.
11065 * c-decl.c (flag_isoc94): Define.
11066 (c_decode_option): Set flag_isoc94 as appropriate.
11067 * c-common.c (T_PD, T_IM, T_UIM): Define.
11068 (format_char_info): Add tlen and jlen.
11069 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
11071 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
11073 (time_char_table): Add NULL entries for %t and %j.
11074 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
11075 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
11076 Warn for printf %lf if pedantic and not C99. Don't warn for empty
11077 precision. Allow precision argument to be unsigned int. If
11078 pedantic, warn for %p passed an argument not a pointer to possibly
11079 qualified void or a possibly qualified character type, and for
11080 pointer targets of the wrong sign, except for character pointers.
11082 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
11084 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
11085 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
11086 (wint_type_node): Define.
11087 * c-decl.c (WINT_TYPE): Define.
11088 (init_decl_processing): Create the wint_type_node type.
11089 * c-common.c (T_WI): Define.
11090 (print_char_table): Use T_WI for %lc format.
11092 2000-08-04 Bruce Korb <bkorb@gnu.org>
11094 * fixinc/: Verified that the MSDOS patch does not break
11095 the UNIX functionality and applied the next three patches
11098 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
11100 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
11101 output file with the temporary one by appending ".X" to generate
11102 the temporary fuile's name. If the output file already has an
11103 extension, replace it with ".X".
11105 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
11106 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
11107 reallocate the command buffer while copying the command-line
11108 argument. Redirect the output directly to the temporary file,
11109 instead of going through another temporary file.
11110 (process): Close the temporary file before unlinking it.
11111 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
11112 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
11113 (run_compiles): Pass p_fixd argument to machine_matches, as it
11116 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
11117 environment, assume there are no symlinks in the include
11118 directory. When cleaning up the DONE files, look for them
11119 case-insensitively. Don't try to remove symlinks if they aren't
11122 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
11123 all callers changed. Declare pz "const char *", to avoid compiler
11126 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
11127 Change prototype of make_raw_shell_str.
11129 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
11131 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
11132 (initialize) [__MSDOS__]: Use tempnam.
11133 (initialize): Don't use SIGPIPE if it is not defined.
11135 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
11138 2000-07-25 Bruce Korb <bkorb@gnu.org>
11140 * fixinc/fix*.[ch]: substantially reworked to make it possible
11141 to run this program without using fork(2) or pipe(2) (i.e. in
11142 a DOS environment).
11144 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
11146 * cppdefault.h (WINT_TYPE): Define.
11147 * cppinit.c (builtin_array): Define __WINT_TYPE__.
11148 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
11149 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
11151 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
11153 * (mips_legitimate_address_p): Don't allow register+offset
11154 if the offset is large and negative, and we are compiling
11155 for 64 bit registers.
11157 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11159 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
11160 insn_code_number + 1.
11162 2000-08-04 Kazu Hirata <kazu@hxi.com>
11164 * h8300.c (function_prologue): Rearrange code for conciseness.
11165 (function_epilogue): Likewise.
11166 * h8300.h (OK_FOR_U): Fix formatting.
11168 * cse.c: Fix a comment typo. Fix formatting.
11170 2000-08-03 Richard Henderson <rth@cygnus.com>
11172 * config/i386/i386.md (return_indirect_internal): New.
11173 * config/i386/i386.c (ix86_expand_epilogue): Use it.
11175 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
11177 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
11179 (lex_line): Glue @ onto the beginning of identifiers and
11180 string constants, in Objective-C mode.
11181 (output_token, spell_token): Handle CPP_OSTRING.
11182 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
11183 beginning of a NAME or a STRING, in objc mode.
11185 * cpplib.c (get_define_node): Do not permit identifiers that
11186 begin with @ to be #defined.
11187 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
11188 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
11190 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
11191 * c-tree.h (build_objc_string): Delete prototype.
11192 * objc/objc-tree.def: Delete OBJC_STRING_CST.
11193 * c-lex.c (yylex): Use build_string for all three kinds of strings.
11195 * c-parse.in, objc/objc-act.c: Update commentary.
11197 2000-08-03 Mark Mitchell <mark@codesourcery.com>
11199 * extend.texi: Fix typo in last change.
11201 * extend.texi: Add commentary on statement-expressions and their
11202 interactions with C++.
11204 2000-08-03 Nick Clifton <nickc@cygnus.com>
11206 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
11207 * dwarf.h (LANG_JAVA): Change value to 0x000b.
11209 2000-08-03 Anthony Green <green@cygnus.com>
11211 * dwarf2out.c (gen_compile_unit_die): Add java language support.
11212 (add_bound_info): Check for java language.
11213 (is_java): New function.
11214 * dwarfout.c (output_compile_unit_die): Ditto.
11215 * dwarf.h (dwarf_source_language): Add java source language type.
11216 * dwarf2.h (dwarf_source_language): Ditto.
11218 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
11220 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
11223 * i386.c (ix86_expand_branch): Mode of comparison in
11224 IF_THEN_ELSE is VOIDmode.
11226 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
11228 * gengenrtl.c, rtl.c: Avoid #elif.
11230 2000-08-03 Michael Poole <poole@troilus.org>
11232 * tm.texi (Register Classes): Clarify order of sub-initializers
11233 in REG_CLASS_CONTENTS.
11235 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
11237 From SAITOH Masanobu:
11238 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
11240 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
11242 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
11243 is not supported by tradcpp and isn't actually needed for cygwin.
11245 2000-08-03 Kazu Hirata <kazu@hxi.com>
11247 * h8300.c: Fix a comment typo.
11248 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
11250 * jump.c: Fix formatting.
11252 * toplev.c: Fix formatting.
11254 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
11256 * flow.c (find_auto_inc): Verify that we've got a REG before
11257 peeking at its regno. Fail, don't abort if we can't find
11258 the increment of the desired register.
11260 * pa.md (shadd height reduction patterns/splitters): Remove.
11262 2000-08-02 Jim Wilson <wilson@cygnus.com>
11264 * config/ia64/ia64-protos.h (flag_ssa): Declare.
11265 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
11267 2000-08-02 Mark Mitchell <mark@codesourcery.com>
11269 * dce.c: Remove all uses of assert.
11270 * dwarf2out.c: Likewise.
11271 * dwarfout.c: Likewise.
11274 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
11276 * gcc.h (lang_specific_driver): Constify second argument.
11277 * gcc.c (translate_options, process_command, main): Likewise.
11278 Constify variables to match. Cast second argument to
11281 * cppspec.c, gccspec.c: Adjust type of second argument to
11282 lang_specific_driver, and update code as necessary.
11284 2000-08-02 Jakub Jelinek <jakub@redhat.com>
11286 * loop.c (scan_loop): Ensure update_end label does not
11287 go away until reg_scan_update is run.
11289 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
11291 * c-common.h: Prototype min_precision and c_build_qualified_type here...
11292 * c-tree.h: ... not here.
11293 * errors.h: Prototype fancy_abort.
11295 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
11296 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
11297 * regrename.c (regrename_optimize): Make control flow explicit.
11298 (replace_reg_in_block): Initialize reg_use to 0.
11300 * i386.c (legitimate_address_p): Rename error label to
11301 report_error to avoid namespace clash.
11303 2000-08-02 Kazu Hirata <kazu@hxi.com>
11305 * fold-const.c: Fix formatting.
11307 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
11309 * i386.c (legitimate_address_p): Accept other bases than
11310 pic_offset_table_rtx for GOTOFF constructs.
11312 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
11314 * i386.md (shift to lea splitter): Use const_int_operand.
11316 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
11318 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
11319 cppspec.c: Do not use 'legal' or 'illegal' in error messages
11322 * cppmain.c (cb_define, cb_undef): Don't generate any output
11323 if not done_initializing.
11324 * cpplex.c (maybe_paste_with_next): When the token after a ##
11325 is an omitted rest argument, only delete the token before it
11326 if that token is a comma. Do not warn about bogus token
11327 pastes for , ## rest_arg.
11329 * cpp.texi: Update.
11330 * cpp.1: Regenerate.
11332 2000-08-02 Fred Fish <fnf@be.com>
11334 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
11335 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
11338 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
11339 Be directories to search path.
11341 Remove support for __declspec(dllimport) and __declspec(dllexport).
11342 This is leftover cruft from the earlier BeOS gcc port when BeOS
11343 used Microsoft's PE object file format.
11344 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
11345 * config/i386/t-beos (winnt.o): Remove Makefile frag.
11346 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
11347 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
11348 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11349 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
11350 (REDO_SECTION_INFO_P): Remove.
11351 (ASM_EXPORT_DECL): Remove.
11352 (ASM_DECLARE_FUNCTION_NAME): Remove.
11353 (ASM_DECLARE_OBJECT_NAME): Remove.
11354 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
11355 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
11356 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
11357 (STRIP_NAME_ENCODING): Remove.
11359 Remove support for obsolete version of BeOS that is no longer
11361 * configure.in (i*86-*-beospe*): Remove.
11362 * config/i386/beos-pe.h: Remove.
11364 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
11365 Mark Mitchell <mark@codesourcery.com>
11367 * Makefile.in (OBJS): Added dce.o.
11368 (ssa.o): Updated target to include ssa.h.
11369 (flow.o): Likewise.
11370 (toplev.o): Likewise.
11371 (dce.o): Created target.
11372 * basic-block.h: Added comments.
11373 (INVALID_BLOCK): Added definition.
11374 (connect_infinite_loops_to_exit): Added declaration.
11375 Moved SSA declarations to ssa.h.
11376 * flow.c: Added inclusion of ssa.h.
11377 (struct depth_first_search_dsS, depth_first_search_ds):
11379 (compute_immediate_postdominators): Added definition.
11380 (connect_infinite_loops_to_exit): Likewise.
11381 (flow_dfs_compute_reverse_init): Likewise.
11382 (flow_dfs_compute_reverse_add_bb): Likewise.
11383 (flow_dfs_compute_reverse_execute): Likewise.
11384 (flow_dfs_compute_reverse_finish): Likewise.
11385 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
11386 (LABEL_P): Added definition.
11387 (JUMP_P): Likewise.
11388 (NOTE_P): Likewise.
11389 (BARRIER_P): Likewise.
11390 (JUMP_TABLE_DATA_P): Likewise.
11391 (INSN_DEAD_CODE_P): Likewise.
11392 * ssa.c: Replaced inclusions with ssa.h inclusion.
11393 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
11394 (rename_registers): Removed unnecessary variables.
11395 * ssa.h: Created by moving declarations from ssa.c and
11397 * timevar.def: Defined TV_DEAD_CODE_ELIM.
11398 * toplev.c: Added ssa.h inclusion.
11399 (dump_file_index): Added DFI_dce.
11400 (dump_file): Added "dce" entry.
11402 (f_options): Added dce entry.
11403 * invoke.texi: Document -fdce. Emphasize experimental status of
11407 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
11409 * cpperror.c (v_message): Split into _cpp_begin_message and
11410 v_message macro. All callers updated.
11411 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
11414 * cppfiles.c (cpp_syshdr_flags): New function.
11415 (read_include_file): Don't call cpp_output_tokens. Call
11417 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
11418 (cpp_reader_init): Don't initialize token_buffer. Call
11419 _cpp_init_internal_pragmas.
11420 (cpp_cleanup): Don't clear token_buffer.
11421 (cpp_start_read): Don't worry about output from -D processing.
11422 Don't call cpp_output_tokens.
11423 (cpp_finish): Don't dump macros here. Don't call
11425 * cppmacro.c (_cpp_dump_definition): Rename
11426 cpp_dump_definition. Write directly to a FILE *.
11427 (dump_funlike_macro): Delete.
11428 (dump_macro_args): New.
11430 * cpplex.c (TOKEN_LEN): Convert to inline function.
11431 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
11432 cpp_scan_line, _cpp_dump_list): Delete.
11433 (cpp_printf, cpp_output_list): New.
11434 (output_line_command): Don't worry about entering or leaving files.
11435 (cpp_scan_buffer): Just output each token as we hit it.
11436 (process_directive): Don't call cpp_output_tokens.
11437 (_cpp_glue_header_name): Don't use token_buffer.
11438 (output_token, dump_param_spelling): Write directly to a FILE *.
11440 * cpplib.c (pass_thru_directive, dump_macro_name,
11441 pragma_dispatch, do_pragma_gcc): Delete.
11442 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
11443 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
11445 (do_error, do_warning, pragma_dependency): Call
11446 _cpp_begin_message, then cpp_output_list.
11447 (cpp_register_pragma, cpp_register_pragma_space,
11448 _cpp_init_internal_pragmas): New.
11449 (do_pragma): Walk the pragmas table here.
11450 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
11451 do_pragma_dependency): Return void.
11452 (do_pragma_implementation): Moved to cppmain.c.
11454 * cpplib.h: Update prototypes.
11455 (struct cpp_reader): Remove printer, token_buffer,
11456 token_buffer_size, and limit. Add struct cb, and pragmas.
11457 (struct cpp_printer): Remove last_id and written.
11458 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
11459 CPP_ADJUST_WRITTEN): Delete.
11460 * cpphash.h: Update prototypes.
11461 (ufputs): New wrapper.
11463 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
11464 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
11465 (main): Set up callbacks. Register #pragma implementation.
11466 Dump macros from here.
11468 2000-08-01 Geoff Keating <geoffk@cygnus.com>
11470 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
11471 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
11472 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
11473 insns if they have a REG_MAYBE_DEAD note attached.
11474 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
11475 (rs6000_emit_load_toc_table): TOC loads may go dead.
11477 2000-08-01 Jim Wilson <wilson@cygnus.com>
11479 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
11480 type exists before using it. Use number of words as alignment
11482 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
11483 ia64_va_arg): Propagate ia64_function_args changes here.
11485 2000-08-01 Richard Henderson <rth@cygnus.com>
11487 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
11488 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
11490 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
11492 From Joern Rennecke:
11493 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
11494 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
11495 unless TARGET_SH3E is set.
11496 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
11498 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
11499 (ashlsi3_std): New pattern.
11500 (ashlsi3 expander): Use it for TARGET_SH3.
11501 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
11503 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
11505 * loop.c (canonicalize_condition): Use destination, not source to
11506 determine SET's mode.
11508 2000-07-31 Mark Mitchell <mark@codesourcery.com>
11510 * flow.c (clear_log_links): Fix typo.
11512 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
11514 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
11515 on targets which need more than one insn for a compare/cbranch
11518 2000-07-31 Jim Wilson <wilson@cygnus.com>
11520 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
11521 when computing offset.
11523 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
11525 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
11527 2000-07-31 Geoff Keating <geoffk@cygnus.com>
11529 * flow.c (clear_log_links): Nuke global_live_at_start and
11530 global_live_at_end data, since if the log_links stuff is invalid
11531 so is global_live_at_*.
11533 2000-07-31 Richard Henderson <rth@cygnus.com>
11535 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
11537 2000-07-31 Jakub Jelinek <jakub@redhat.com>
11539 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
11540 (_cpp_get_token): Don't macro expand a just pasted token if it
11541 was pasted at no_expand_level.
11543 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
11545 * cppmacro.c (find_param, count_params, save_expansion):
11546 Permit 'defined' as a macro parameter name.
11548 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
11550 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
11551 xcpp to cpp throughout.
11552 (native): Remove unnecessary dependency on cpp.
11554 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
11555 tradcpp to tradcpp0.
11556 (.i spec): Add missing output-file spec to cc1 command line.
11557 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
11559 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
11561 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
11562 (implicit_decl_warning): New function.
11563 (implicitly_declare): Use it.
11564 * c-typeck.c (build_external_ref): Use implicit_decl_warning
11565 to complain about implicit decls of builtins.
11567 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
11568 based on pedantic && flag_isoc99, if not already set.
11569 * c-tree.h: Declare mesg_implicit_function_declaration.
11570 Prototype implicit_decl_warning.
11572 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
11574 * Makefile.in (ssa.o): Updated header files in dependences.
11575 * basic-block.h: Added compute_immediate_postdominators declaration.
11576 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
11578 * flow.c (compute_immediate_dominators): Updated comment.
11579 (compute_immediate_postdominators): Added definition.
11580 * rtl.h (HARD_REGISTER_P): Added definition.
11581 * ssa.c: Include additional header files.
11582 (assert): Added definition.
11583 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
11584 include select hard registers.
11585 (ssa_rename_to_insert): Likewise.
11586 (ssa_rename_from_initialize): Likewise.
11587 (ssa_rename_from_lookup): Likewise.
11588 (original_register): Likewise.
11589 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
11590 include select hard reigsters.
11591 (ssa_rename_from_traverse): Likewise.
11592 (ssa_rename_from_free): Likewise.
11593 (ssa_rename_from_print): Likewise.
11594 (ssa_rename_from_print_1): Likewise.
11595 (ssa_rename_from_hash_function): Likewise.
11596 (ssa_rename_from_equal): Likewise.
11597 (ssa_rename_from_delete): Likewise.
11598 (simplify_to_immediate_dominators): Removed in favor of
11599 flow.c:compute_immediate_dominators.
11600 (find_evaluations_1): Modified to work with hard registers.
11601 (insert_phi_node): Likewise.
11602 (insert_phi_nodes): Likewise.
11603 (struct rename_set_data): Updated prev_reg comment.
11604 (create_delayed_rename): Modified to work with hard registers.
11605 (RENAME_NO_RTX): Updated comment.
11606 (apply_delayed_renames): Modified to work with hard registers.
11607 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
11608 (rename_block): Updated to use revised ssa_rename_to interface.
11609 (rename_registers): Updated to use revised ssa_rename_to and
11610 ssa_rename_from interface.
11611 (convert_to_ssa): Revised to use compute_immediate_dominators and
11612 deal with hard registers.
11613 (make_regs_equivalent_over_bad_edges): Modified to work with hard
11614 registers. Added check for illegal unification of hard register.
11615 (make_equivalent_phi_alternatives_equivalent): Modified to work
11616 with hard registers.
11617 (compute_conservative_reg_partition): Likewise.
11618 (coalesce_if_unconflicting): Modified to work with hard registers
11619 and check for conflicting hard registers.
11620 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
11622 (rename_equivalent_regs_in_insn): Modified to work with hard
11624 (record_canonical_element_1): Added definition.
11625 (check_hard_regs_in_partition): Added definition.
11626 (convert_from_ssa): Added data structure deallocation and check
11627 for illegal hard register unification.
11628 (conflict_hard_regs_p): Added definition.
11629 * toplev.c (rest_of_compilation): Added comment.
11631 2000-07-31 Anthony Green <green@redhat.com>
11633 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
11635 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
11637 * builtins.c (expand_builtin_apply): Don't defer pop during
11640 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11642 * calls.c (combine_pending_stack_adjustment_and_call): Only use
11643 preferred_unit_stack_boundary when it is > 1.
11645 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
11647 * c-common.c (init_function_format_info): Add C99 format functions
11650 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
11651 void' or 'register void' as being the special case of 'void' alone
11652 in a parameter list.
11654 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
11655 discarding qualifiers into a plain warning.
11657 2000-07-31 Kazu Hirata <kazu@hxi.com>
11659 * combine.c: Fix formatting.
11661 * h8300.md: Fix formatting.
11663 * local-alloc.c: Fix formatting.
11665 * h8300.c (get_shift_alg): Remove the variable alg.
11666 (emit_a_shift): Rearrange code to improve readability.
11668 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
11670 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
11671 HImode on all architectures and a combination of HImode and SImode
11672 on H8/300H and H8/S.
11674 * h8300.c (split_adds_subs): Rearrange code for conciseness.
11676 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
11678 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
11679 in my last checkin.
11681 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
11683 * recog.c (extract_insn): Set operand_mode according to
11684 operand if match_operand is VOIDmode.
11686 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
11688 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
11690 2000-07-31 Geoff Keating <geoffk@cygnus.com>
11692 * c-parse.in (extdefs): Call ggc_collect between external
11695 2000-07-30 Michael Hayes <mhayes@cygnus.com>
11696 Richard Henderson <rth@cygnus.com>
11698 * Makefile.in (OBJS): Add doloop.o.
11699 * doloop.c: New file.
11701 * final.c (insn_current_reference_address): Return 0 before final.
11702 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
11703 * jump.c (any_uncondjump_p): Likewise.
11704 * loop.c (indirect_jump_in_function): Make static.
11705 (strength_reduce): Call doloop_optimize.
11706 (insert_bct, instrument_loop_bct): Remove.
11707 * loop.h (doloop_optimize): Prototype.
11708 * recog.c (split_all_insns): Split all INSN_P.
11709 * toplev.c (flag_branch_on_count_reg): Default on.
11711 * config/c4x/c4x.c (c4x_optimization_options): Don't set
11712 flag_branch_on_count_reg.
11713 * config/i386/i386.c (override_options): Likewise.
11714 * config/rs6000/rs6000.c (optimization_options): Likewise.
11716 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
11718 (dbra_ge): Remove, as well as all it's splitters.
11720 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
11723 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
11724 (ia64_register_move_cost): Declare.
11725 * config/ia64/ia64.c (ar_lc_reg_operand): New.
11726 (struct ia64_frame_info): Add ar_size.
11727 (ia64_compute_frame_size): Set it.
11728 (save_restore_insns): Save and restore ar.lc.
11729 (ia64_register_move_cost): New, moved from header file. Handle
11730 application registers.
11731 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
11732 (emit_insn_group_barriers): Special case doloop_end_internal.
11733 (ia64_epilogue_uses): Mark ar.lc live at end.
11734 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
11735 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
11736 (FIRST_PSEUDO_REGISTER): Make room.
11737 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
11738 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
11739 (REG_ALLOC_ORDER): Update.
11740 (HARD_REGNO_MODE_OK): Update.
11741 (REGISTER_NAMES): Update.
11742 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
11743 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
11744 (REGNO_REG_CLASS): Update.
11745 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
11746 (REGISTER_MOVE_COST): Move out of line.
11747 (PREDICATE_CODES): Update.
11748 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
11749 (addsi3_plus1_alt, adddi3_plus1_alt): New.
11750 (shladd_elim splitter): Allow constants in the predicate.
11751 (doloop_end, doloop_end_internal): New.
11753 2000-07-30 Richard Henderson <rth@cygnus.com>
11755 * genattrtab.c (struct insn_def): Add lineno member.
11756 (struct insn_ent): Likewise.
11757 (struct attr_desc): Likewise.
11758 (struct delay_desc): Likewise.
11759 (struct function_unit_op): Likewise.
11760 (struct function_unit): Likewise.
11761 (check_attr_value): Use message_with_line.
11762 (check_defs): Likewise.
11763 (expand_units): Likewise.
11764 (check_attr_test): Take a lineno argument.
11765 (gen_attr): Likewise.
11766 (gen_insn): Likewise.
11767 (gen_delay): Likewise.
11768 (gen_unit): Likewise.
11769 (main): Give it to them.
11770 (convert_set_attr_alternative): Take an insn_def argument
11771 instead of num_alt and insn_index.
11772 (convert_set_attr): Likewise.
11773 (write_test_expr): Protect INSN_ADDRESSES load
11774 with INSN_ADDRESSES_SET_P.
11776 2000-07-30 Richard Henderson <rth@cygnus.com>
11778 * flow.c (init_propagate_block_info): Use pc_set.
11780 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
11782 * i386.md (*lea_general_[123]) New insns and splits.
11783 (addsi3 to lea splitter): Handle other modes too.
11784 (shlsi3 to lea splitter): Likewise.
11785 (addhi_1_lea, shlhi_1_lea): New patterns.
11786 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
11788 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
11790 * recog.c (general_operand, nonimmediate_operand): Accept
11791 any mode for VOIDmode CONSTANT_P operands.
11793 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
11795 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
11796 instead of replace_rtx.
11797 * recog.c (validate_replace_rtx_subexp): New function.
11798 * recog.h (validate_replace_rtx_subexp): Declare.
11800 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
11802 * combine.c (simplify_set, make_extraction, make_compound_operation
11803 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
11804 as force_to_mode argument.
11806 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
11808 * combine.c (if_then_else_cond): Be sure that mode fits in
11811 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
11813 * combine.c (record_promoted_value): Allow bitsize of mode
11814 to be equivalent to HOST_BITS_PER_WISE_INT.
11816 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
11818 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
11819 Do not call gen_mode_alignment when mode is BLKmode.
11821 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
11823 * loop.c (express_from_1): Fix call of simplify_gen_binary.
11825 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
11827 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
11828 VOIDmode implies both operands to be VOIDmode.
11829 (simplify_ternary_operation): Compute properly the mode of comparison.
11830 * combine.c (combine_simplify_rtx): Likewise.
11832 2000-07-25 Michael Hayes <mph@paradise.net.nz>
11834 * basic-block.h (struct loops): New field rc_order.
11835 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
11836 (flow_loops_free): Free rc_order.
11837 (flow_depth_first_order_compute): New parameter rc_order.
11838 (flow_loops_find): Allocate rc_order and swap usage with
11841 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11842 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11844 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
11845 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
11846 (nodb_call, return_from_epilogue): Likewise.
11847 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
11848 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
11849 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
11850 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
11851 (c4x_valid_type_attribute_p): Likewise.
11852 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
11853 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
11855 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11857 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
11858 and loadhi_big_constant if applicable.
11859 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
11860 and add new splitter.s
11862 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11864 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
11866 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11868 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
11870 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11872 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
11874 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11876 * config/c4x/libgcc.S (divqf3): Improve accuracy.
11878 2000-07-27 Mark Mitchell <mark@codesourcery.com>
11880 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
11881 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
11882 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
11883 (get_prev_bb_note): Likewise.
11884 (remove_scope_notes): Likewise.
11885 * flow.c (commit_one_edge_insertion): Likewise.
11886 (merge_blocks_nomove): Likewise.
11887 (verify_flow_info): Likewise.
11888 * gcse.c (insert_insn_end_bb): Likewise.
11889 * reg-stack.c (emit_swap_insn): Likewise.
11890 * ssa.c (first_insn_after_basic_block_note): New function.
11891 (insert_phi_node): Use it.
11892 (rename_block): Likewise.
11893 (eliminate_phi): Likewise.
11894 (make_regs_equivalent_over_bad_edges): Likewise.
11895 (make_equivalent_phi_alternatives_equivalent): Likewise.
11896 (for_each_successor_phi): Likewise.
11897 (convert_from_ssa): Modify phi-node deletion algorithm.
11899 2000-07-29 Andreas Jaeger <aj@suse.de>
11901 * configure.in (mips*-*-linux*): Use mips*el to check for little
11902 endian MIPS, add tmake_file.
11904 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
11905 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
11906 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
11908 2000-07-28 Richard Henderson <rth@cygnus.com>
11910 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
11911 Sign extend mode size before negating.
11913 2000-07-28 Richard Henderson <rth@cygnus.com>
11915 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
11917 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
11919 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
11920 (cse_insn): Likewise.
11921 (addr_affects_sp_p): Likewise.
11922 * expr.c (move_by_pieces): Likewise.
11923 (clear_by_pieces): Likewise.
11924 * gcse.c (oprs_unchanged_p): Likewise.
11925 * haifa-sched.c (sched_analyze_2): Likewise.
11926 * recog.c (offsettable_address_p): Likewise.
11927 * regclass.c (record_address_regs): Likewise.
11928 * reload.c (find_reusable_reload): Likewise.
11929 (push_reload): Likewise.
11930 (operands_match_p): Likewise.
11931 (decompose): Likewise.
11932 (find_reloads_address_1): Likewise.
11933 (find_inc_amount): Likewise.
11934 * reload1.c (elimination_effects): Likewise.
11935 * resource.c (mark_set_resources): Likewise.
11936 * flow.c (attempt_auto_inc): New function; mostly broken out
11938 (find_auto_inc): Split into two functions and enhanced to
11939 generate POST_MODIFY.
11940 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
11941 * rtl.h (count_all_occurrences): Declare.
11942 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
11944 * rtlanal.c (count_all_occurrences): New function.
11945 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
11946 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
11948 * config/ia64/ia64-protos.h (destination_operand): Declare.
11949 * config/ia64/ia64.c (destination_operand): New function.
11950 (ia64_print_operand): Handle POST_MODIFY.
11951 (rtx_needs_barrier): Likewise.
11952 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
11953 (HAVE_POST_MODIFY_REG): Define to 1.
11954 (MAX_REGS_PER_ADDRESS): Change to 2.
11955 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
11956 (LEGITIMATE_ADDRESS_REG): New helper macro.
11957 (LEGITIMATE_ADDRESS_DISP): Likewise.
11958 (PREDICATE_CODES): Add entry for destination_operand.
11959 * config/ia64/ia64.md (all mov patterns): Use destination_operand
11960 predicate for operand 0.
11962 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11964 * dwarf2out.c: Indent #error directive.
11966 * gbl-ctors.h: Fix typo in comment.
11967 (__do_global_ctors): Prototype.
11969 * gcse.c (record_one_set, pre_delete): Remove unused variables.
11971 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
11972 (print_operand): Initialize variable `t'.
11974 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
11976 * config/arm/arm.md ("call_value"): removed constraints.
11977 Constraints are ignored in expanders.
11978 (*call_value_reg): split =rf into various constraints.
11979 (*call_value_mem): same
11980 (*call_value_symbol): same
11981 (*sibcall_value_insn): same
11983 2000-07-28 Philipp Thomas <pthomas@suse.de>
11985 * install.texi (--enable-nls): Change the description of the NLS
11986 related configure options to match the current state.
11987 (--with-included-gettext): Likewise.
11988 (--enable-maintainer-mode): New description added.
11989 * extend.texi (-fstrict-prototype): Add missing '.'.
11991 2000-07-27 Jim Wilson <wilson@cygnus.com>
11993 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
11994 DECL_INITIAL (decl) == NULL_TREE.
11996 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
11998 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
11999 on insn-attr.h with it.
12000 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
12001 * insn-addr.h: New header.
12002 (insn_addresses_): Renamed from insn_addresses.
12003 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
12004 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
12005 INSN_ADDRESSES_NEW): New macros.
12006 * genattrtab.c (write_test_expr): Use new macros.
12007 * final.c (insn_addresses, init_insn_lengths): Likewise.
12008 (align_fuzz, shorten_branches): Likewise.
12009 (final): Likewise. Do not reject new insns if their addresses
12010 have been added to INSN_ADDRESSES.
12011 * config/arm/arm.c, config/avr/avr.c: Use new macros.
12012 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
12013 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
12014 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
12015 * config/sh/sh.c: Likewise.
12016 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
12018 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
12020 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
12022 * gcc.c (struct prefix_list): Add member priority.
12023 (enum path_prefix_priority): Declare.
12024 (add_prefix): Replace ``first'' with ``priority''. Append new
12025 entry but keep list in priority order.
12026 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
12027 PREFIX_PRIORITY_LAST to add_prefix.
12028 (process_command): Move include kludge - foo/stageN - to before
12031 2000-07-27 Jason Merrill <jason@redhat.com>
12033 * dwarf2out.c (gen_typedef_die): Abort if we get identical
12034 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
12036 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
12038 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
12039 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
12041 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
12043 * c-decl.c (finish_function): Don't treat 'main' specially unless
12044 flag_hosted. In C99 mode, return 0 from 'main' unless
12045 DEFAULT_MAIN_RETURN is otherwise defined.
12047 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
12048 parameters defaulting to int in an old-style function definition.
12050 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12052 * c-parse.in (string): For -Wtraditional, warn about string
12053 concatenation only once per line.
12055 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
12057 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
12058 for HI-UX/WE2 systems.
12060 2000-07-24 Bruce Korb <bkorb@gnu.org>
12062 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
12063 defining the __xxx_TYPE__ macros.
12064 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
12065 * fixincl/fixlib.h: don't need to include "tm.h" anymore
12066 * fixincl/inclhack.def(type_map): now obsolete
12068 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
12070 * cpp.texi: Append a trailing full-stop to xrefs where needed.
12072 2000-07-26 Dave Pitts <dpitts@cozx.com>
12074 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
12076 (mvs_hash_alias): New function.
12077 (mvs_add_alias): Change argument spacing.
12078 (mvs_need_alias): Change aliasing criteria. Added documentation.
12079 (mvs_get_alias): Change to use hashed name. The hashed name prevents
12080 CSECT name collisions.
12081 (mvs_check_alias): Likewise.
12082 (handle_pragma): Change documentation.
12083 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
12084 mode from SImode to DImode.
12085 (iorhi3): Changed LTORG size for insn.
12087 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
12089 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
12090 mem if the address is a mode_dependent_address_p.
12092 2000-07-26 Kazu Hirata <kazu@hxi.com>
12094 * h8300.c (print_operand): Print ":8" when the 'R' operand is
12095 suitable for 8-bit absolute.
12096 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
12097 (OK_FOR_U): Add a case for the 8-bit constant address on the
12100 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
12102 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
12103 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
12104 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
12105 lack of implemented alignment.
12107 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
12109 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
12110 cross-compiling between 64-bit and 32-bit machines.
12112 2000-07-27 Richard Henderson <rth@cygnus.com>
12114 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
12115 (movhicc_astep, movhi_internal_astep): New.
12116 (movsicc_astep, movsi_internal_astep): New.
12117 (movdicc_astep, movdi_internal_astep): New.
12118 (movsfcc_astep, movsf_internal_astep): New.
12119 (movdfcc_astep, movdf_internal_astep): New.
12120 (movxfcc_astep, movxf_internal_astep): New.
12121 (cmovdi_internal_astep, cmovsi_internal_astep): New.
12122 Unify the cmov[ds]i splitters.
12124 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
12126 * real.c (asctoeg): Rename `error' label to unexpected_char_error
12128 2000-07-26 Nick Clifton <nickc@cygnus.com>
12130 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
12131 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
12133 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
12134 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
12136 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
12138 * c-decl.c (finish_enum): Convert enumerations that fit in an
12140 (build_enumerator): In pedantic mode, cast to `int' those that
12143 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
12145 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
12147 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
12149 * sh.md (cmpgtdi_t): Must be split.
12150 (cmpgtdi_t+1): New splitter.
12152 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
12154 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
12155 warnings for indented directives even if we are skipping.
12157 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
12159 * invoke.texi (strict-prototypes): Remove.
12160 * extend.texi (Deprecated Features): Add strict-prototypes.
12161 (Backwards Compatibility): New node.
12163 2000-07-25 Jakub Jelinek <jakub@redhat.com>
12165 * config/i386/i386.md (andsi_1+1): Allow HImode.
12166 (andsi_1+2): Require q_regs_operand.
12168 2000-07-25 Jakub Jelinek <jakub@redhat.com>
12170 * config/i386/i386.md (call_pop): Check operands[0],
12171 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
12173 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
12174 (call_value): Likewise.
12176 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
12178 * toplev.c (pipe_closed): Delete.
12179 (crash_signal): New. Generate ICE for a fatal signal.
12180 (float_signal): Call crash_signal outside a float-handler
12182 (main): Install crash_signal as handler for core-dumping signals.
12184 2000-07-25 David Edelsohn <edelsohn@gnu.org>
12186 * rs6000.c (print_operand, case 'T'): New case.
12188 * rs6000.md (call_indirect_aix32): Convert to expander of
12189 scheduled instructions.
12190 (call_indirect_aix64): Likewise.
12191 (call_value_indirect_aix{32,64}): Likewise.
12192 (call, call_value): Invoke expanders for AIX. Fall through to
12194 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
12195 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
12196 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
12197 only "g" constraint.
12198 (call_nonlocal_aix64): Likewise.
12199 (call_value_nonlocal_aix{32,64}): Likewise.
12200 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
12202 (call_value_nonlocal_sysv): New pattern.
12203 (indirect_jump{si,di}): Use new 'T' modifier.
12204 (tablejump{si,di} matchers): Likewise.
12205 (return_internal_{si,di}): Likewise.
12206 (return_eh_{si,di}): Likewise.
12208 2000-07-24 Richard Henderson <rth@cygnus.com>
12210 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
12211 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
12212 * config/ia64/ia64.md (movdi_internal): Use it.
12214 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
12216 * cppexp.c: Warn about unary + if -Wtraditional.
12217 * cpplex.c (lex_line): Always set BOL on the first token of a line.
12219 2000-07-24 Michael Meissner <meissner@redhat.com>
12221 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
12224 2000-07-24 Nick Clifton <nickc@cygnus.com>
12226 * config/arm/arm.c (emit_multi_reg_push): Generate a
12227 REG_FRAME_RELEATED_NOTE that is compatable with the code in
12228 dwarf2out_debug_frame_expr.
12230 2000-07-24 Jason Merrill <jason@redhat.com>
12232 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
12233 UNALIGNED_INT_ASM_OP.
12234 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
12235 a location expression.
12236 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
12237 assume indirect access if we're saving the CFA address exactly.
12239 * Makefile.in (bootstrap): Move -BstageN/ to the end.
12241 2000-07-24 Jakub Jelinek <jakub@redhat.com>
12243 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
12246 2000-07-24 Michael Meissner <meissner@redhat.com>
12248 * invoke.texi (D30V Options): Add d30v options.
12250 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
12252 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
12253 needed by our gcse pass anymore.
12254 (free_pre_mem): Corresponding changes.
12255 (compute_pre_data): Do not call compute_transpout anymore.
12257 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
12258 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
12261 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
12262 (compute_pre_data): Do it here instead.
12264 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
12266 (pre_delete): Corresponding changes.
12268 2000-07-23 Mark Mitchell <mark@codesourcery.com>
12270 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
12271 to figure out whether or not a variable has already been emitted.
12273 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
12275 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
12276 instead of gen_call.
12278 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
12280 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
12282 2000-07-23 Kazu Hirata <kazu@hxi.com>
12284 * h8300.c: Fix formatting.
12286 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
12288 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
12289 for `long' switch expression into a plain warning.
12291 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
12292 (yylex): Don't pedwarn for "inline" in C99 mode.
12294 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
12296 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
12297 ggc_alloc): Likewise.
12298 * bb-reorder.c (dump_scope_forest_1): Likewise.
12300 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
12302 * reload.c (find_reloads_toplev): Add new parameter
12303 "address_reloaded".
12304 (find_reloads): Add new parameter to find_reloads_toplev calls.
12306 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
12308 * collect2.c (main): Typo fixed.
12309 * diagnostic.c: Typo fixed.
12310 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
12311 * eh-common.h: Typo fixed.
12312 * emit-rtl.c (start_sequence): Typo fixed.
12313 * flow.c (find_label_refs): Typo fixed.
12314 (calculate_global_regs_live): Typo fixed.
12315 (mark_regno_cond_dead): Typo fixed.
12316 (create_edge_list): Typos fixed.
12317 (verify_edge_list): Typo fixed.
12318 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
12319 * loop.c (strength_reduce): Typo in function name fixed.
12320 * rtl.h: Added comments. Typo in function name fixed.
12321 * rtlanal.c: Typo in function name fixed.
12322 (insn_dependant_p): Rename to ...
12323 (insn_dependent_p): ... this.
12324 (computed_jumo_p): Typo fixed.
12326 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12328 * system.h (__FUNCTION__): Wrap definition in #ifndef.
12330 2000-07-21 David Edelsohn <edelsohn@gnu.org>
12332 * rs6000.h (SIZE_TYPE): Define.
12334 2000-07-21 Mark Mitchell <mark@codesourcery.com>
12336 * ssa.c (rename_insn_1): Don't rename registers that are
12339 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
12341 * diagnostic.c (trim_filename, fancy_abort): Moved here from
12343 (fatal_function, set_fatal_function): Removed.
12344 (fatal): Don't prepare for or call the fatal_function.
12345 (diagnostic_lock, error_recursion): New.
12346 (diagnostic_for_decl, report_diagnostic): Guard against
12347 re-entering the error reporting routines.
12348 (fancy_abort): Assume function is not NULL.
12350 * errors.c (fancy_abort): New. Assume function is not NULL.
12351 * tradcpp.c (fancy_abort): Assume function is not NULL.
12353 * system.h: Provide default definition of __FUNCTION__.
12354 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
12355 Always use __FUNCTION__ in definition of abort.
12356 * tree.h: Likewise.
12357 * varray.h: Likewise.
12358 * toplev.h: Likewise. Don't prototype set_fatal_function.
12360 2000-07-20 Geoff Keating <geoffk@cygnus.com>
12362 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
12364 * glimits.h: Don't do #if defined for ARCH_PPC.
12366 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
12367 constants of size no larger than a pointer should go in the TOC.
12368 Add 'MODE' parameter.
12369 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
12370 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
12371 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
12372 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
12373 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
12374 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
12375 (rs6000_legitimize_address): Likewise.
12376 (rs6000_emit_move): Likewise.
12377 (rs6000_select_rtx_section): Likewise.
12378 (output_toc): Deal properly with outputting small constants like
12379 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
12380 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
12381 MODE parameter. Put small constants in the TOC.
12383 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
12385 (rs6000_emit_move): When reload calls us with an illegitimate
12386 address, exit early. Move the change_address calls to one place
12387 at the end of the routine. Merge the SImode and DImode expanders.
12388 When called by reload to put an integer into a FP register, force
12391 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
12393 (rs6000_hash_constant): Hash mode too.
12394 (toc_hash_function): Allow for key_mode.
12395 (toc_hash_eq): Structures are different if key_mode differs.
12396 (output_toc): Add 'mode' parameter. Save key_mode.
12397 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
12398 Pass 'mode' parameter.
12399 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
12401 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
12402 for vtable references.
12404 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
12405 choice, don't put integer values in FP regs.
12407 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
12409 * flow.c (verify_flow_info): Revamp code to verify that the
12410 head and end of each basic block are in the insn chain.
12412 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
12414 * gcse.c (record_one_set): Prepend instead of append onto
12415 reg_set_table, making it O(n) instead O(n^2).
12416 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
12417 Use a queue instead of a stack as worklist.
12419 2000-07-20 Kazu Hirata <kazu@hxi.com>
12421 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
12422 * h8300.h (OK_FOR_T): New.
12423 (EXTRA_CONSTRAINT): Support OK_FOR_T.
12424 * h8300.md: Use inc/dec.[wl] for increment/decrement
12425 by 1 and 2 in HI and SI modes.
12427 2000-07-20 Jim Wilson <wilson@cygnus.com>
12429 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
12430 larger than 14 bits.
12432 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
12434 * cppmacro.c (CAN_PASTE_AFTER): New macro.
12435 (count_params): Don't set GNU_REST_ARGS on anything.
12436 (save_expansion): Set PASTE_LEFT only on tokens for which
12437 CAN_PASTE_AFTER is true, or which are named operators.
12439 * cpplex.c (parse_args): Distinguish between a rest argument
12440 given one empty argument, and a rest argument given zero arguments.
12441 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
12442 deletion of previous token based on that.
12443 (get_raw_token): Flatten some control structure.
12445 * cpplib.h (CPP_LAST_EQ): Correct.
12446 (VOID_REST): New token flag.
12447 (GNU_REST_ARGS): Delete.
12449 * tradcpp.c (main): Don't munge -D options.
12450 (make_definition): Bring -D handling in line with cpplib.
12451 (do_define): Strip all leading whitespace from macro definitions.
12453 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
12455 * Makefile.in (tradcpp): Depend on intl.o and version.o.
12457 2000-07-20 Bruce Korb <bkorb@gnu.org>
12459 * fixincl/check.tpl: strip the platform specific types before testing
12460 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
12461 * fixincl/fixincl.tpl: use platform specific types
12462 * fixincl/fixlib.h: include the platform specific types
12463 * fixincl/inclhack.def(gnu_types): don't supply the types
12464 * fixincl/fixincl.x: regen
12466 2000-07-19 Jim Wilson <wilson@cygnus.com>
12468 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
12471 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
12473 * tradcpp.c (rescan): Do not recognize directives when the #
12476 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
12478 Implement C++ named operators.
12480 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
12481 of operators allowed in #if and having an _EQ variant. Add
12482 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
12483 (cpp_token flags): Add NAMED_OP.
12484 (enum node_type): Add T_OPERATOR.
12485 (struct cpp_hashnode): Add code slot to value union.
12486 * cpphash.h (spec_nodes): Remove n_defined.
12488 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
12489 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
12490 (is_macro_disabled): Tweak error messages.
12492 * cpplib.c (get_define_node): Disallow all named operators as
12493 macro names. Tweak error messages.
12494 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
12496 * cppinit.c (builtin_array): Add entries for the named operators.
12497 * cppexp.c (lex): Check for CPP_DEFINED token.
12498 (priority table): Add entries for CPP_MIN and CPP_MAX.
12499 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
12501 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
12503 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
12504 larger than the array of cuids.
12505 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
12508 2000-07-19 Bruce Korb <bkorb@gnu.org>
12510 * fixinc/fixincl.c: Convert to using a table of environment variables
12511 and activate the auto-edit marker on the fixed output files.
12512 * fixinc/fixlib.h: Define the environment table
12513 * fixinc/fixincl.sh: export the ${INPUT} dir
12514 * fixinc/check.tpl: likewise
12516 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
12518 * gcc.c (.h spec): Fix typo.
12520 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
12522 * Makefile.in: Fix tradcif.c path.
12524 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
12526 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
12529 * cpphash.h (TOKEN_NAME): New macro.
12530 (_cpp_spell_operator): Deleted.
12531 (token_spellings): Now _cpp_token_spellings.
12533 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
12534 * cpplex.c: Use OP and TK macros when expanding the
12535 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
12536 store the stringification of the enumeration name (CPP_CHAR,
12537 etc.) in the name slot of token_spellings.
12538 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
12539 token_spellings directly.
12540 * cpplib.c: Use TOKEN_SPELL.
12542 * cpplex.c (_cpp_push_token): If the token being pushed back
12543 is the previous token in this context, just subtract one from
12545 * cppmacro.c (save_expansion): Clear aux field when storing a
12548 2000-07-18 Jakub Jelinek <jakub@redhat.com>
12550 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
12551 buffer, provided it is not NULL.
12553 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
12555 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
12556 case of invalid volatile re-declaration.
12558 2000-07-18 Jakub Jelinek <jakub@redhat.com>
12560 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
12561 (expand_call): Adjust caller.
12563 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
12565 * diagnostic.h (report_diagnostic): Change prototype.
12567 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
12568 diagnostic_for_decl): Change prototype.
12569 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
12570 error, warning, error_with_file_and_line,
12571 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
12572 Adjust call to report_diagnostic, diagnostic_for_decl.
12573 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
12574 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
12576 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
12577 varaible argument list.
12579 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
12581 * cpphash.c: Don't include hashtab.h. Most macro-handling code
12582 moved to cppmacro.c.
12583 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
12584 dump_hash_helper): Delete.
12585 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
12586 cpp_forall_identifiers): New. Implement specialized version of
12587 Vlad's expandable hash table.
12588 (cpp_lookup): Use new functions.
12589 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
12591 * cppmacro.c: New file.
12592 * cppinit.c (dump_macros_helper): New.
12593 (cpp_finish): Iterate over the identifier table directly.
12594 * cpplex.c (parse_name): Calculate the hash of the identifier
12595 while we scan it. Use _cpp_lookup_with_hash when we can.
12597 * cpphash.h: Update prototypes.
12598 (xcnewvec, HASHSTEP): New helper macros.
12599 * cpplib.h: Update prototypes.
12600 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
12601 (cppmacro.o): New rule.
12602 (cpphash.o): Update deps.
12604 * cppmain.c: Do not set pfile->printer if no_output is on.
12606 2000-07-15 Neil Booth <neilb@earthling.net>
12608 * cpplib.c: Change all directive-handler functions to return
12610 * cpphash.h: Update typedefs.
12612 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
12614 * configure: Regenerate.
12616 * extend.texi (Extended Asm): Mention that a memory clobber
12617 does not count as a side-effect.
12619 * unroll.c (copy_loop_body): Fix one instance of using host
12620 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
12623 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
12625 2000-07-17 Richard Henderson <rth@cygnus.com>
12627 * config/ia64/ia64.md (movdi): Split out load address code.
12628 New post-reload splitter for symbolic operands.
12629 (movdi_internal): Abort if we didn't split symbolic operands
12630 when we should have.
12631 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
12632 (ia64_reorg): Split insns when not optimizing.
12633 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
12635 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
12637 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
12638 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
12640 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
12642 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
12644 2000-07-17 Jason Merrill <jason@redhat.com>
12646 * Makefile.in (clean): Remove libgcc directory.
12648 * configure.in (-Wno-long-long check): Use higher-level macros.
12650 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
12652 * simplify-rtx.c (simplify_binary_operation): Recognize
12653 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
12654 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
12655 a CONST_INT, it will always be zero.
12657 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
12659 * loop.c (check_dbra_loop) : Return if more than one condition is
12660 present to control the loop.
12662 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
12664 * mips.c (mips_expand_prologue): Don't calculate the last argument
12665 register unless we need it. When we are calculating this, make
12666 sure FUNCTION_ARG is giving us a REG.
12668 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12670 * flow.c (libcall_dead_p): Use single_set to verify the insn
12671 has only one set and get for analysis.
12672 (propagate_one_insn): Don't pass the PATTERN of the insn.
12674 2000-07-17 Mark Klein <mklein@dis.com>
12676 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
12678 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
12680 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
12681 * configure.in (TARGET_GETGROUPS_T): Evaluate.
12682 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
12683 of second argument of getgroups.
12684 * configure, config.in: Rebuilt.
12686 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
12688 * simplify-rtx.c (simplify_relational_operation): Two signed
12689 values with equal high words are less/greater than each other if
12690 their low words are less/greater when considered as unsigned.
12692 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
12694 * configure.in (vax-*-openbsd): Change to new style configuration,
12695 add collect2/float_format information.
12696 * configure: Rebuilt.
12697 * config/vax/openbsd1.h: New.
12698 * config/vax/openbsd.h: New.
12699 * config/vax/t-openbsd: New.
12701 2000-07-17 Chip Salzenberg <chip@valinux.com>
12703 * c-common.c (shorten_compare): Quiet warnings about unsigned
12704 comparisons with zero when they occur in a system header.
12706 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
12708 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
12709 update to describe current practice.
12711 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
12713 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
12714 references to C9X. Change references to -fstd and -flang-isoc9x
12717 * c-common.c (scan_char_table): Allow "z" length modifiers on
12719 (check_format_info): Use TYPE_DOMAIN on the type matched against
12720 for "z" formats, to retrieve the language size_t rather than the
12723 * c-common.c (check_format_info): Do not make a pedantic objection
12724 to the 'L' length modifier if used with a floating point type
12727 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
12728 constants in C99 mode.
12730 2000-07-17 Kazu Hirata <kazu@hxi.com>
12732 * h8300.md: Fix the format of mac.
12733 (movsi_h8300hs): Output a tab after stmac instead of a space.
12735 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
12736 profitable adds/subs sequences.
12738 * fold-const.c: Fix comment typos.
12740 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
12742 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
12744 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12746 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
12748 2000-07-16 Neil Booth <NeilB@earthling.net>
12750 * cpplex.c: Update comments.
12751 * README.Portability: Small update.
12753 2000-07-16 Neil Booth <NeilB@earthling.net>
12755 * README.Portability: Small update.
12757 2000-07-15 Richard Henderson <rth@cygnus.com>
12759 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
12760 * config/ia64/ia64.c (ia64_move_ok): New function.
12761 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
12762 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
12764 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
12766 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
12767 immediately following a paste operator.
12768 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
12769 (cpp_reader_init): Call it, if HOST_EBCDIC.
12770 (cpp_handle_options): Do not sort option list here.
12771 (handle_option): Rename to cpp_handle_option and export.
12772 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
12773 _cpp_get_token directly.
12774 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
12775 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
12776 * cpplib.h: Prototype cpp_handle_option. Update prototype of
12779 2000-07-15 Richard Henderson <rth@cygnus.com>
12781 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
12782 cast around an expression. Tidy other unsigned tests.
12784 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
12786 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
12787 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
12788 (v_message_with_decl): Rename to ...
12789 (format_with_decl): ... this. Tweak
12790 (diagnostic_for_decl): New function.
12791 (fatal_io_error): Use verbatim in lieu of notice.
12792 (announce_function): Use verbatim.
12793 (default_print_error_function): Likewise.
12794 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
12797 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12799 * mips.c (function_arg_pass_by_reference): Don't do automatic
12800 aggregate initialization.
12801 (machine_dependent_reorg): Initialize variable `mode'.
12803 * mips.md (absdi2): Change variable `regno1' to unsigned int.
12804 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
12805 conflicts with sys/param.h macro of the same name.
12806 (reload_outdi): Likewise.
12808 2000-07-15 Michael Meissner <meissner@redhat.com>
12810 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
12811 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
12812 create a new node instead.
12814 2000-07-15 Neil Booth <NeilB@earthling.net>
12816 * README.Portability: Correct example about calling a function
12817 through a pointer to function. Format wide paragraphs.
12819 2000-07-15 Michael Meissner <meissner@redhat.com>
12821 * README.Portability: Update integer suffixes and function
12822 prototype sections.
12824 2000-07-15 Neil Booth <NeilB@earthling.net>
12826 * README.Portability: Small update.
12828 2000-07-15 Neil Booth <NeilB@earthling.net>
12830 * README.Portability: New file.
12832 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
12834 * INSTALL: Give special instructions for building GCC on Irix 6.
12835 * config/mips/x-iris6 (CC): Don't set it.
12838 2000-07-14 Jason Merrill <jason@redhat.com>
12840 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
12841 register in the stack and later in another register, use the new
12844 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
12846 * config/mips/mips.md: (absdi2): Handle sign_extend for
12849 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
12851 * cpplib.c (do_pragma_dependency): Tidy warning messages.
12853 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
12855 * .cvsignore: Correct typo.
12857 2000-07-13 Mark Mitchell <mark@codesourcery.com>
12859 * .cvsignore: Add generated YACC files.
12860 * objc/.cvsignore: New file.
12862 2000-07-14 Neil Booth <NeilB@earthling.net>
12864 * cpplex.c (adjust_column): New funcion.
12865 (skip_whitespace): Use it.
12866 (skip_block_comment): Use it, and warn about /*/* with
12869 2000-07-14 Neil Booth <NeilB@earthling.net>
12871 * cpphash.c (struct macro_info): Add new members.
12872 (_cpp_free_definition): Delete the macro directly.
12873 (count_params): Return void, with first token of
12874 expansion in struct macro_info on success.
12875 (parse_define): Return int. Hoist syntax checking from
12876 save_macro_expansion. Leave call to save_expansion to
12877 _cpp_create_definition.
12878 (alloc_macro): Needs just 2 arguments.
12879 (free_macro): Delete.
12880 (save_expansion): Don't perform syntax check.
12881 (_cpp_create_definition): Call save_expansion.
12883 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12885 * genrecog.c (write_header): Split long string.
12887 * cpphash.c (macro_info): Don't use the `signed' keyword.
12889 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
12891 2000-07-13 Jakub Jelinek <jakub@redhat.com>
12893 * calls.c (stored_args_map): New variable.
12894 (check_sibcall_argument_overlap_1): New.
12895 (check_sibcall_argument_overlap): New.
12896 (expand_call): Initialize stored_args_map.
12897 Call check_sibcall_argument_overlap.
12899 2000-07-13 Bruce Korb <bkorb@gnu.org>
12901 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
12902 (emit_gnu_type): utility procedure for gnu_type_fix
12903 (gnu_type_fix): implement various pre-processor guards around
12904 standard types so these types can be defined over and over
12905 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
12906 types alluded to above will have GNU-compliant base types
12907 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
12908 * fixinc/inclhack.def: add test_text entries and utilize the new
12909 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
12910 * fixinc/fixincl.x: regenerate
12912 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12914 * diagnostic.c (vline_wrapper_message_with_location,
12915 v_message_with_file_and_line, v_error_with_file_and_file,
12916 v_error_for_asm, v_warning_for_asm, vfatal,
12917 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
12918 vsorry, verror, vwarning, vpedwarn): Remove.
12919 (diagnostic_for_asm): New function.
12920 (pedwarn, error, warning, pedwarn_with_file_and_line,
12921 error_with_file_and_line, warning_with_file_and_line, sorry,
12922 error_for_asm, warning_for_asm, fatal): Reimplement.
12923 (finish_diagnostic): Clear diagnostic info as well.
12925 2000-07-13 Neil Booth <NeilB@earthling.net>
12927 * c-common.h (flag_digraphs): New.
12928 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
12929 * c-lex.c (yylex): Use flag_digraphs to decide whether to
12932 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
12934 * gcc.c (do_spec_1): Add new %B operator.
12935 (set_input): Prepare for %B.
12937 (link_command_spec): Move up with the other tm.h-
12938 overrideable specs. Factor out the portion conditional on
12939 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
12940 (struct compiler): Just have a single spec string. All users
12942 (default_compilers): Remove unnecessary braces.
12943 (static_specs): Update.
12945 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
12947 (C and assembly specs): Use the new named specs, as appropriate.
12949 * objc/lang-specs.h: Use the new named specs.
12950 Remove unnecessary braces.
12952 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
12954 * gcc.c (execute): If a subprocess gets a fatal signal, report
12955 strsignal() of the signal number, and ask for a bug report.
12956 Do not do this for SIGPIPE if there's already been an error.
12958 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
12959 Delete pipe_closed.
12961 * tradcif.c: Remove.
12963 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
12965 * final.c (profile_function): Do not emit profile counters in
12966 the data section, if NO_PROFILE_COUNTERS is defined.
12967 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
12970 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
12971 (FUNCTION_PROFILER): Just emit a call to mcount.
12973 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
12975 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
12977 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
12978 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
12979 traditional, lang_chill, or lang_fortran.
12981 * cppfiles.c: #undef strcmp to suppress warning about macros
12982 used without arguments.
12983 (_cpp_execute_include): Use f, not fname, in "No include path"
12985 (_cpp_pop_file_buffer): New function.
12986 * cpplib.c: Don't include <sys/mman.h>.
12987 (cpp_push_buffer): Set line_base and lineno in new buffer.
12988 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
12990 * cpplex.c: Move all prototypes and structure declarations to the
12991 top of the file. Properly parenthesise some macro arguments.
12992 (cpp_scan_line): New function.
12993 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
12994 don't need to walk up the stack counting.
12996 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12998 * c-common.c (combine_strings): Emit a pedantic warning when a
12999 string length is greater than the minimum ANSI C is required
13002 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
13004 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
13005 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
13007 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13009 * c-decl.c (define_label): Warn about identifier conflicts with
13010 labels in traditional C.
13012 * c-parse.in (unop +): Warn about the unary plus operator for
13015 * c-typeck.c (store_init_value): Warn about automatic aggregate
13016 initialization for traditional C.
13018 * invoke.texi (-Wtraditional): Document new warnings.
13020 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
13022 * Makefile.in (c-errors.o): Fix thinko in dependency.
13024 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
13026 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
13027 -traditional, -ftraditional, or -traditional-cpp was given.
13028 Do not pass -traditional to the preprocessor.
13029 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
13030 preprocessor does it automatically.
13031 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
13033 * ch/lang-specs.h: Always use tradcpp. Do not pass
13034 -traditional, -trigraphs, or -pedantic to the preprocessor.
13035 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
13038 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
13040 * cppexp.c (LOGICAL): Delete macro.
13041 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
13044 * cpphash.c (HASHSIZE): Increase to 4096.
13045 (struct hashdummy): Add hash field.
13046 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
13047 the string values using memcmp.
13048 (cpp_lookup): Set dummy.hash.
13050 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
13052 * configure.in (m88k-openbsd): Express configuration using new fragment
13054 * configure: Rebuilt.
13055 * m88k/aout-dbx.h: New.
13056 * m88k/openbsd.h: New.
13057 * m88k/xm-openbsd.h: New.
13059 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13061 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
13063 2000-07-12 Richard Henderson <rth@cygnus.com>
13065 * reload.c (push_secondary_reload): Make sure to add the new
13066 reload at the end, after acquiring secondary memory.
13068 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13070 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
13072 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
13073 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
13075 * c-parse.in (stmt): Delete unused variables.
13077 * convert.c (convert_to_vector): Likewise.
13079 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
13081 * tree.c (finish_vector_type): Prototype.
13083 2000-07-12 Bruce Korb <bkorb@gnu.org>
13085 * fixinc/fixfixes.c: use xmalloc
13086 * fixinc/fixincl.c(initialize): set program name for xmalloc
13087 * fixinc/fixlib.c(must_malloc): obsolete
13088 (is_cxx_header): no longer used - disabled
13089 (skip_quote): inserted and disabled for future use
13090 * fixinc/fixlib.h: reflects above
13091 * fixinc/fixtests.c: removed dinkleberries
13093 2000-07-12 Neil Booth <NeilB@earthling.net>
13095 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
13096 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
13098 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
13099 struct toklist_dummy): New.
13100 (cpp_free_definition): Free macros with free_macro.
13101 (count_params): Don't save paramter spellings. Save macro
13102 information in a struct macro_info.
13103 (parse_define): Don't allocate a token list.
13104 (save_expansion): Allocate the macro's token list, and
13105 save parameter spellings if necessary. Use TOKEN_SPELL.
13106 (cpp_create_definition): Make list const.
13108 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
13110 * c-typeck.c (pedwarn_c99): Move to
13111 * c-errors.c: ... Here.
13112 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
13113 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
13114 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
13115 (c-errors.o): List dependency.
13117 2000-07-12 Mark Mitchell <mark@codesourcery.com>
13119 * c-parse.c: Remove.
13120 * c-parse.h: Likewise.
13121 * c-parse.y: Likewise.
13122 * objc/objc-parse.c: Likewise.
13123 * objc/objc-pasre.y: Likewise.
13125 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
13127 * gcc.texi: Fix minor typos
13128 * extend.texi: Fix minor typos
13130 2000-07-11 Marc Espie <espie@openbsd.org>
13132 * collect2.c (main): Recognize .lo as object files.
13134 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
13136 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
13139 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
13140 with MAP_ANONYMOUS and MAP_ANON.
13141 * configure, config.in: Rebuilt.
13143 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
13145 * diagnostic.c (save_output_state): Remove.
13146 (restore_output_state): Likewise.
13147 (clear_text_info): New function.
13148 (clear_diagnostic_info): Likewise.
13149 (output_text_length, is_starting_newline, output_prefix,
13150 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
13151 prefixing_policy, output_buffer_ptr_to_format_args): New macros
13152 (set_real_maximum_length, output_set_maximum_length,
13153 output_set_prefix, output_get_prefix, output_set_maximum_length,
13154 output_destroy_prefix, init_output_buffer,
13155 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
13156 output_add_newline, output_add_character, output_add_space,
13157 output_append_r, output_append, wrap_text, output_format,
13158 output_do_printf, output_printf, output_do_verbatim,
13159 output_verbatim, verbatim): Use them.
13160 (output_clear): Split into cleat_text_info and
13161 clear_diagnostic_info.
13162 (struct output_state): Move to...
13164 * diagnostic.h: ...Here
13165 (struct output_buffer): Adjust.
13167 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
13169 * cpplex.c (parse_name): No longer inline (premature optimization).
13170 (do_pop_context): Fold into pop_context.
13171 (pop_context): Returns int.
13172 (lex_next): Hoist test for end of directive into pop_context.
13173 (push_macro_context): Returns int; takes just reader and token.
13174 Hoist test for excessive nesting to caller.
13175 (push_arg_context): Returns void; takes just reader and token.
13176 Do not call stringify_arg or get_raw_token.
13177 (get_raw_token): Convert tail recursion through push_arg_context
13178 to a loop at this level. Call stringify_arg here if appropriate.
13179 (maybe_paste_with_next): Convert tail recursion to a while loop.
13180 Hoist test of paste_level to caller.
13182 (stringify_arg): Push arg context at beginning.
13183 (cpp_get_token): Split out core into _cpp_get_token. Call
13184 process_directive here. Throw away CPP_PLACEMARKER tokens.
13185 (_cpp_get_token): Convert tail recursion through
13186 push_macro_context to a loop at this level.
13187 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
13188 _cpp_get_raw_token): Use _cpp_get_token.
13189 (_cpp_skip_rest_of_line): Drop the context stack directly; do
13190 not call pop_context.
13191 (_cpp_run_directive): Call lex_next directly.
13193 * cpphash.h: Prototype _cpp_get_token.
13194 * cppexp.c (lex): Use it.
13195 * cpphash.c (parse_define): Use it.
13196 * cpplib.c (get_define_node, do_undef, parse_include,
13197 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
13198 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
13199 parse_ifdef, validate_else): Use it.
13200 (cpp_push_buffer): Tweak error message; abort if anyone tries
13201 to push a buffer while macro expansions are stacked.
13203 2000-07-11 Donn Terry <donnte@microsoft.com>
13205 * cpplex.c (free_macro_args, save_token): Cast arg of free
13206 and/or xrealloc to PTR.
13207 (_cpp_init_input_buffer): Clear all fields of the base context.
13209 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
13211 * gensupport.c (process_rtx): Make rtl checking stop
13212 complaining about the define_insn while it is being
13213 converted from a define_insn_and_split.
13215 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
13217 * config/mips/mips.c (simple_memory_operand): Access the
13218 INTVAL of the address, not it's containing MEM.
13220 2000-07-11 Bruce Korb <bkorb@gnu.org>
13222 * fixinc/fixtests.c(double_slash): obsolete
13223 (else_endif_label): likewise
13224 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
13225 (libc1_ifdefd_memx): correct initial comment
13226 and omit the #if/#endif pair from the memxxx declarations
13227 * fixinc/fixincl.x: regen
13229 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13231 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
13233 2000-07-11 Neil Booth <NeilB@earthling.net>
13235 * cpp.texi: Update.
13237 2000-07-11 Neil Booth <NeilB@earthling.net>
13239 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
13240 (handle_option): Set digraphs according to standard.
13241 Merge OPT_lang_c89 handler with OPT_std_c89.
13243 * cpplex.c: (lex_line, can_paste): Honour digraphs in
13244 accordance with the digraphs flag.
13246 * cpplib.h: (struct cpp_options): New option digraphs.
13248 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
13249 Bruce Korb <bkorb@gnu.org>
13251 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
13252 * fixinc/fixincl.x: Regenerate.
13253 * fixinc/tests/base/testing.h: Add testcase.
13255 2000-07-10 Richard Henderson <rth@cygnus.com>
13257 * config/ia64/ia64.c (got_symbolic_operand): New.
13258 (symbolic_operand, move_operand): Revert 0701 change.
13259 * config/ia64/ia64.h (PREDICATE_CODES): Update.
13260 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
13261 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
13262 split the offset into a 14-bit low part instead of a 13-bit low part.
13263 (load_fptr): Mark the mem as unchanging.
13264 (load_symptr): Use got_symbolic_operand.
13266 2000-07-10 Nick Clifton <nickc@cygnus.com>
13268 * libgcc2.c (next_stack_level): Cast result of computation to
13269 (void **) so that the assignment does not generate a warning.
13271 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
13273 * flags.h : Add new variable flag_single_precision_constant.
13274 * toplev.c (display_help) : Add -fsingle-precision-constant option.
13275 (flag_single_precision_constant): New.
13276 * c-lex.c (yylex): Convert floating point constant to single
13277 precision constant.
13278 * invoke.texi : Add documentation for this new option.
13280 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
13282 * diagnostic.c (output_octal): Second parameter is unsigned.
13283 (output_long_octal): Likewise.
13284 (output_hexadecimal): Likewise.
13285 (output_long_hexadecimal): Likewise.
13286 (output_format): Adjust arguments extraction. Tweak.
13287 (output_verbatim, verbatim): End variable argument list.
13288 (report_diagnostic): Improve documentation.
13290 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
13292 * c-common.h (build_stmt): Declare.
13293 (build_continue_stmt): Likewise.
13294 (build_break_stmt): Likewise.
13295 (build_return_stmt): Likewise.
13297 * c-decl.c (do_case): Rewrite to do what previously done in
13300 * c-semantics.c (build_stmt): Define.
13301 (build_return_stmt): Likewise.
13302 (build_break_stmt): Likewise.
13303 (build_continue_stmt): Likewise.
13304 (build_case_label): Likewise.
13306 * c-parse.in (BREAK): Change to build tree, then generate RTL.
13307 (CONTINUE): Likewise.
13308 (RETURN): Likewise.
13310 (DEFAULT): Likewise.
13312 * c-parse.y: Regenerate.
13313 * c-pasre.c: Likewise.
13315 2000-07-09 Jason Merrill <jason@redhat.com>
13317 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
13319 * tree.h (STRIP_NOPS): Check for error_mark_node.
13320 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
13321 (dwarf2out_*): Remove duplicate declarations.
13323 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
13324 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
13326 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
13328 * diagnostic.c (wrap_text): New function.
13329 (maybe_wrap_text): Likewise.
13330 (output_add_string): Use it.
13331 (output_format): Likewise.
13332 (count_error): Use verbatim instead of notice.
13333 (report_error_function): Likewise. Don't use plain fprintf.
13334 (finish_diagnostic): New function.
13335 (output_do_verbatim): Tweak. Commonalize functionalities in
13336 output_verbatim and verbatim.
13337 (output_verbatim): Adjust.
13338 (verbatim): Likewise.
13339 (report_diagnostic): Define.
13341 * diagnostic.h (report_diagnostic): Prototype.
13343 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
13345 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
13347 2000-07-09 Neil Booth <NeilB@earthling.net>
13349 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
13350 IShspace, ISspace: Update.
13352 * cppinit.c: ISTABLE: Update.
13355 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
13356 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
13357 (skip_block_comment, skip_line_comment, parse_string,
13358 lex_line): Use is_vspace rather than IS_NEWLINE.
13359 (skip_whitespace, lex_line): Clean up to use is_nvspace.
13360 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
13362 (lex_next): Unconditionally stop if within a directive.
13363 Treat directives within macro invocations as directives
13364 (after parse_args emits error), not as the argument.
13366 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
13368 * diagnostic.c (diagnostic_args): New macro.
13369 (diagnostic_msg): Likewise.
13370 (output_formatted_integer): Likewise.
13371 (output_state): New data type.
13372 (digit_buffer): Make global.
13373 (output_add_integer): Rename to output_decimal. Squeeze
13375 (output_long_decimal, output_unsigned_decimal,
13376 output_long_unsigned_decimal, output_octal, output_long_octal,
13377 output_hexadecimal, output_long_hexadecimal): New functions.
13378 (output_append_r): New function.
13379 (output_append): Tweak.
13380 (output_flush_on): Rename to output_to_stream.
13381 (output_format): Change prototype. Improve documentation. Handle
13382 more format specifiers.
13383 (build_location_prefix): Rename to context_as_prefix.
13384 (output_notice): Rename to output_do_printf.
13385 (output_printf): Tweak.
13386 (line_wrapper_printf): Likewise.
13387 (vline_wrapper_message_with_location): Adjust call to renamed
13389 (v_message_with_decl): Likewise.
13390 (default_print_error_function): Likewise.
13391 (save_output_state): New function.
13392 (restore_output_state): Likewise.
13393 (output_do_verbatim): Likewise.
13394 (output_verbatim): Define.
13395 (verbatim): Likewise.
13397 * diagnostic.h (printer_fn): Change return type from void to int.
13398 Improve documentation.
13399 (output_add_integer): Rename to output_decimal.
13400 (output_flush_on, output_format): Don't export.
13401 (output_verbatim, verbatim): Declare.
13403 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
13405 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
13406 Check whether c divides op1 exactly if operation is not
13409 2000-07-08 Richard Henderson <rth@cygnus.com>
13411 * final.c (final): Do not abort when reg-stack introduces
13414 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
13416 * cpplib.h (struct cpp_name): Now struct cpp_string.
13417 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
13418 CPP_HEADER_NAME): Change to type S.
13419 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
13420 field, a cpp_hashnode *. All references to val.name updated
13421 to use val.str or val.node as appropriate.
13422 (struct cpp_reader): Add spec_nodes field.
13423 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
13425 * cpphash.h (struct spec_nodes): New.
13426 (enum spell_type): Reorder. Only SPELL_STRING tokens use
13427 val.str. All references to 'spelling > SPELL_NONE' updated to
13430 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
13431 pfile->buffer->inc are not NULL before dereferencing them.
13433 * cpplex.c (parse_name): Take a pointer to the current token,
13434 plus current position and limit as args; return the new
13435 position; don't copy the text of a name into the string
13436 buffer, instead call cpp_lookup and store the node pointer.
13437 If extending a token, copy out the text of the old into a
13438 scratch buffer, append the new, look that up and store the new
13439 node pointer. Inline.
13440 (maybe_paste_with_next): If the result of paste is a NAME,
13441 then look up the pasted text and store its node pointer.
13442 (lex_line): Adjust for new parse_name interface.
13443 Check for L"str", L'str' using spec_nodes->n_L.
13444 (spell_token): SPELL_IDENT tokens have their spelling in
13445 val.node->name. Handle SPELL_STRING tokens that don't have
13447 (_cpp_expand_name_space,
13448 (can_paste): Check for L ## "str" using spec_nodes->n_L.
13449 (cpp_get_token, special_symbol): No need to call cpp_lookup.
13450 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
13451 return 1=equal 0=not, not a tristate.
13453 * cpphash.c (var_args_str): Delete.
13454 (find_param): Compare node fields directly.
13455 (is__va_args__): Use CPP_PEDANTIC. Just compare
13456 token->val.node with spec_nodes->n__VA_ARGS__.
13457 (dump_funlike_macro): Don't use var_args_str.
13459 * cpplib.c (_cpp_check_directive): Just walk through
13460 spec_nodes->dirs comparing pointers.
13461 (get_define_node, do_pragma_poison, detect_if_not_defined,
13462 parse_ifdef): The identifier has already been looked up.
13463 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
13465 (do_if): Only call detect_if_not_defined at beginning of file.
13466 (_cpp_parse_assertion): Only copy string pointers for
13467 SPELL_STRING tokens.
13468 (pragma_dispatch): Take a node pointer and examine its name
13470 (_cpp_init_stacks): Also initialize the spec_nodes structure.
13472 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
13474 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
13475 reverse order from the corresponding _cpp_init_* routines.
13477 * cppexp.c (parse_number, parse_charconst, parse_defined,
13478 lex): Check val.node->type instead of calling cpp_defined.
13479 Use spec_nodes entries where appropriate.
13481 * fix-header.c, scan-decls.c: Update for interface changes.
13483 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
13485 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
13486 emitting aux_truncdfsf2.
13488 2000-07-03 Donn Terry (donnte@microsoft.com)
13490 * cppinit.c (print_help): split overlong line into ISO C89
13493 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
13495 * cppexp.c: Update all code for new lexer interface.
13496 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
13497 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
13498 * cpplex.c (token_names): Trim leading CPP_ from names; make
13499 the strings unsigned.
13500 (_cpp_spell_operator): New.
13501 (is_macro_disabled): Disable all macros if rescanning
13503 (_cpp_get_directive_token): Remove.
13505 * cppinit.c: Don't set no_macro_expand.
13506 * cpplib.c (read_line_number, do_line): Check only for EOF,
13508 * cpphash.h: Update prototypes.
13509 * cpplib.h (CPP_VSPACE): Remove.
13510 (struct cpp_reader): Remove no_macro_expand.
13512 2000-07-08 Neil Booth <NeilB@earthling.net>
13514 * cpphash.c (is__va_args__): New function.
13515 (count_params): Fix line reported in error messages. Use
13516 is__va_args__. Don't return ')' on error. Flag GNU style
13517 rest args macro definitions.
13518 (parse_define): Check macro name is not __VA_ARGS__.
13519 (save_expansion): Check identifier in non-varargs-macro is
13520 not __VA_ARGS__. Don't flag GNU_VARARGS.
13521 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
13522 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
13523 than per-token GNU_VARARGS.
13524 * cpplib.h (GNU_VARARGS): Remove.
13525 (GNU_REST_ARGS): New.
13527 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
13529 * i386.md (call_pop, call, call_value_pop): Do not set
13530 current_function_uses_pic_offset_table for calls to static
13531 functions or indirect calls.
13533 2000-07-07 Jim Wilson <wilson@cygnus.com>
13535 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
13536 is_predicate_reg, then take max write_count of register pair.
13538 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13540 * tradcpp.c (main): Rename label `include' to `add_include' to
13541 avoid conflicts with variable `include' in traditional C.
13543 2000-07-07 Jakub Jelinek <jakub@redhat.com>
13545 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
13547 2000-07-07 Jakub Jelinek <jakub@redhat.com>
13549 * sibcall.c (uses_addressof): Add INMEM argument, check for
13550 current_function_internal_arg_pointer outside of MEM rtxs in addition
13552 (sequence_uses_addressof): Update caller.
13554 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
13556 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
13559 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13561 * system.h (UNION_INIT_ZERO): New macro for initializing union
13562 members in structs.
13564 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
13566 2000-07-07 Neil Booth <NeilB@earthling.net>
13568 * cpp.texi: Update.
13570 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
13572 * final.c (final): Detect out of bounds array access to
13573 the insn_lengths array.
13575 2000-07-07 Kazu Hirata <kazu@hxi.com>
13577 * fold-const.c (fold): Fix a comment typo.
13579 2000-07-07 Neil Booth <NeilB@earthling.net>
13581 * cpp.texi: Update to new lexer.
13583 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
13585 * tradcpp.c: New file.
13586 * tradcif.y: New file.
13587 * tradcif.c: New generated file.
13589 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
13590 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
13591 dependencies of C. Install tradcpp from install-common, in
13594 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
13596 * cppinit.c: Include cppdefault.h. Refer to
13597 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
13598 to GCC_INCLUDE_DIR and its length.
13599 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
13600 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
13601 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
13603 (include_defaults_array): Move to cppdefault.c.
13605 * cppdefault.h: New file.
13606 * cppdefault.c: New file.
13608 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
13609 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
13610 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
13613 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13615 * reload.c (push_reload): When seeing if can reuse a register,
13616 check extra registers against widest of INMODE and OUTMODE.
13618 2000-07-06 Neil Booth <NeilB@earthling.net>
13620 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
13621 based on full length of predicate.
13623 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
13625 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
13626 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
13628 2000-07-05 Kazu Hirata <kazu@hxi.com>
13630 * h8300-proto.h: Fix formatting.
13631 * h8300.c: Likewise.
13632 * h8300.h: Likewise.
13634 2000-07-05 Jim Wilson <wilson@cygnus.com>
13636 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
13639 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
13641 * invoke.texi: Fix minor typos
13642 * md.texi: Fix minor typos
13644 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
13646 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
13648 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
13650 * cpplex.c: Don't include sys/mman.h.
13651 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
13653 * cpplib.c: Include sys/mman.h and obstack.h.
13654 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
13656 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
13657 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
13658 bother freeing if stack entries (they will be freed with their buffer).
13659 (do_endif): Free if stack entries from the buffer obstack.
13660 (push_conditional): Allocate if stack entries from the buffer obstack.
13662 (find_answer): Rename to _cpp_find_answer.
13663 (do_assert, do_unassert): Update.
13665 * cpphash.h: Update prototypes.
13666 (xobnew): New convenience macro.
13667 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
13669 (struct cpp_hashnode): Remove disabled field.
13671 * cppinit.c: Don't include hashtab.h or splay-tree.h.
13672 (report_missing_guard): Moved to cppfiles.c.
13673 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
13675 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
13676 cpp_cleanup_includes. Don't destroy hashtab or
13677 all_include_files here.
13678 (cpp_finish): Use _cpp_report_missing_guards.
13680 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
13681 (_cpp_init_include_table): Rename _cpp_init_includes.
13682 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
13684 * cppexp.c (parse_assertion): Update for new name of
13687 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
13689 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
13691 * cpplib.c (do_ident): s/VSPACE/EOF/
13693 2000-07-05 Neil Booth <NeilB@earthling.net>
13695 * cpplex.c: Fix trigraph replacement within strings.
13697 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13699 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
13701 * xcoffout.c (assign_type_number): Constify.
13702 (xcoffout_source_file): Add static prototype. Don't needlessly
13703 cast away const-ness.
13705 2000-07-04 Jason Merrill <jason@redhat.com>
13707 * frame.h (frame_state): Move base_offset to end.
13709 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
13711 * calls.c (emit_library_call_value_1): Revert previous change.
13713 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
13715 * fix-header.c (struct partial_proto): Remove unnecessary fields.
13716 (recognized_extern, recognized_function, read_scan_file):
13717 Update for new scheme.
13718 (check_protection): It's still a multiple include guard even
13719 if it doesn't always trigger.
13720 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
13722 * scan.h: Declare struct cpp_token. Update prototypes.
13724 2000-07-03 Neil Booth <neilb@earthling.net>
13725 Zack Weinberg <zack@wolery.cumb.org>
13727 Complete overhaul of the lexer and macro expander.
13729 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
13730 arg, arglist, argdata, reflist, collect_objlike_expansion,
13731 collect_funlike_expansion, collect_params,
13732 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
13733 unsafe_chars, macarg, compare_defs, special_symbol,
13734 scan_arguments, stringify, funlike_macroexpand,
13735 _cpp_quote_string, monthnames): Delete.
13736 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
13737 _cpp_create_definition, _cpp_dump_definition,
13738 dump_hash_helper): Adjust.
13739 (find_param, count_params, parse_define, var_args_str,
13740 check_macro_redefinition, save_expansion): New.
13742 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
13743 parse_string, output_line_command, trigraph_replace,
13744 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
13745 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
13746 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
13747 _cpp_skip_rest_of_line): Modify.
13749 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
13750 find_position, null_warning, bump_column, expand_name_space,
13751 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
13752 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
13753 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
13754 _cpp_prescan): Delete.
13756 (dump_param_spelling, process_directive, lex_next,
13757 is_macro_disabled, stringify_arg, expand_context_stack,
13758 output_token, make_string_token, alloc_number_token,
13759 special_symbol, duplicate_token, maybe_paste_with_next,
13760 can_paste, prevent_macro_expansion, restore_macro_expansion,
13761 get_temp_token, release_temp_tokens, quote_string,
13762 token_names, token_spellings, _cpp_expand_name_space,
13763 _cpp_glue_header_name, _cpp_reserve_name_space,
13764 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
13765 placemarker_token, eof_token, cpp_context, macro_args,
13766 get_raw_token, parse_arg, parse_args, save_token,
13767 push_arg_context, push_macro_context, pop_context,
13768 do_pop_context, free_macro_args, _cpp_get_line,
13769 _cpp_run_directive): New.
13771 * cpplib.c (validate_else, parse_include, push_conditional,
13772 pass_thru_directive, read_line_number, parse_ifdef,
13773 detect_if_not_defined, _cpp_check_directive, do_define,
13774 do_undef, do_include, do_import, do_include_next, do_error,
13775 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
13776 top_pragmas, do_pragma_gcc, do_pragma_implementation,
13777 do_pragma_poison, do_pragma_system_header,
13778 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
13779 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
13780 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
13781 cpp_defined): Update for new scheme.
13782 (strtoul_for_line, get_define_node, dump_macro_name,
13783 _cpp_check_linemarker, _cpp_parse_assertion): New.
13784 (_cpp_handle_directive, do_pragma_default): Delete.
13786 * cpphash.h (struct predicate): Now struct answer.
13787 (enum spell_type, struct token_spelling, struct directive,
13788 directive_handler): New.
13789 Update prototypes. Remove unused macros.
13790 * cpplib.h: Update prototypes. Remove unused macros,
13791 structure definitions, and fields.
13793 * cpperror.c (print_containing_files, v_message): Adjust.
13794 * cppexp.c (parse_assertion, lex, parse_escape,
13795 _cpp_parse_expr): Adjust.
13796 * cppfiles.c (open_include_file, _cpp_execute_include,
13797 _cpp_compare_file_date, cpp_read_file, read_include_file):
13799 * cppinit.c (dump_special_to_buffer): Delete.
13800 (append_include_chain, merge_include_chains, cpp_reader_init,
13801 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
13802 cpp_finish, handle_option, print_help): Adjust.
13803 * cppmain.c (main): Adjust.
13805 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
13807 * cppspec.c (lang_specific_driver): Use double quotes in error
13810 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
13812 * calls.c (emit_library_call_value_1): Use valreg instead
13813 of hard_libcall_value.
13815 2000-07-03 Geoff Keating <geoffk@cygnus.com>
13817 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
13818 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
13819 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
13827 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
13828 mode instead of wider_mode is being used.
13830 2000-07-03 Jakub Jelinek <jakub@redhat.com>
13832 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
13833 of 'r'. Use q_regs_operand.
13834 (andsi_1+2): Use q_regs_operand.
13836 2000-07-03 Jakub Jelinek <jakub@redhat.com>
13838 * builtins.c (get_memory_rtx): Always put into alias set 0.
13840 2000-07-03 Nick Clifton <nickc@cygnus.com>
13842 * config/arm/arm.md: Fix post increment and pre increment
13843 peepholes so that they do not generate UNPREDICATBLE opcodes.
13844 (ie ones where the increment clobbers the source/destination).
13846 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
13848 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
13849 change too big for -mtiny-stack" a warning, if larger than 63.
13850 (out_set_stack_ptr): Change the logic so -mno-interrupts is
13851 always safe to use on possible future devices.
13852 (function_prologue): Write SPH before SPL, for consistency.
13853 If interrupt_func_p true, we know we have enabled interrupts.
13854 (avr_num_arg_regs): New function. Round up to even number of
13855 bytes if no -mpack-args or if calling a libgcc function.
13856 (function_arg, function_arg_advance): Use it.
13857 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
13858 Output "movw" if available.
13859 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
13860 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
13861 (asm_output_section_name): Add blanks for consistent output.
13862 (encode_section_info): Set TREE_READONLY for progmem data to
13863 avoid gas warnings about changed section attributes.
13864 (avr_hard_regno_mode_ok): Force non-QImode data to start in
13865 even numbered registers on devices with "movw".
13866 * config/avr/avr.h (MASK_*): Define bits for target_flags.
13867 (TARGET_SWITCHES): Mark help strings for translation.
13868 Add new -mpack-args and -menhanced switches.
13869 (TARGET_OPTIONS): Mark help strings for translation.
13870 (progmem_section): Add section attributes.
13871 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
13872 Output "movw" if available.
13873 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
13875 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
13876 call convention (arguments aligned on even registers).
13877 (_cleanup, _exit): Make weak symbols libc can override.
13879 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13881 * fp-bit.h: New file.
13883 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
13884 Comment #endif statements.
13885 (__thenan_sf, __thenan_df): Add missing braces around initializer.
13887 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
13889 * gcse.c (compute_pre_data): Compute ae_kill using other local
13890 properties instead of calling compute_ae_kill.
13892 * alias.c (init_alias_analysis): Do not call
13893 prologue_epilogue_contains until after reload has completed.
13895 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
13897 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
13898 (genrtl_finish_compound_stmt): Likewise.
13899 (genrtl_compound_stmt): Change to return void.
13901 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
13902 move code from here to ...
13903 (genrtl_compound_stmt): ... here.
13904 (genrtl_finish_compound_stmt): Remove.
13905 (expand_stmt): Add comment.
13907 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
13909 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
13912 2000-07-02 Jakub Jelinek <jakub@redhat.com>
13914 * cpplib.h (struct cpp_reader): New field include_depth.
13915 (struct cpp_printer): Rename last_bsd to last_id.
13916 * cppfiles.c (read_include_file): Bump include_depth.
13917 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
13918 (output_line_command): Output correct #line if a header
13919 is including itself and is not protected against multiple inclusion.
13920 Use include_depth instead of buffer_stack_depth, last_id instead of
13922 * cppinit.c (cpp_start_read): Initialize last_id instead of
13925 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
13927 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
13928 (c-semantics.o): New target.
13930 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
13931 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
13932 (genrtl_clear_out_block): Likewise.
13933 (genrtl_goto_stmt): Likewise.
13934 (genrtl_expr_stmt): Likewise.
13935 (genrtl_decl_stmt): Likewise.
13936 (genrtl_if_stmt): Likewise.
13937 (genrtl_while_stmt): Likewise.
13938 (genrtl_do_stmt): Likewise.
13939 (genrtl_return_stmt): Likewise.
13940 (genrtl_for_stmt): Likewise.
13941 (genrtl_break_stmt): Likewise.
13942 (genrtl_continue_stmt): Likewise.
13943 (genrtl_scope_stmt): Likewise.
13944 (genrtl_switch_stmt): Likewise.
13945 (genrtl_case_label): Likewise.
13946 (genrtl_begin_compound_stmt): Likewise.
13947 (gerntl_finish_compound_stmt): Likewise.
13948 (genrtl_compound_stmt): Likewise.
13949 (genrtl_asm_stmt): Likewise.
13950 (genrtl_decl_cleanup): Likewise.
13951 (DECL_ANON_UNION_ELEMS): Likewise.
13952 (emit_local_var): Likewise.
13953 (make_rtl_for_local_static): Likewise.
13954 (expand_cond): Likewise.
13955 (expand_stmt): Likewise.
13956 (c_expand_return): Likewise.
13957 (c_expand_start_case): Likewise.
13958 (do_case): Likewise.
13959 (COMPOUND_STMT_NO_SCOPE): Likewise.
13960 (c_expand_asm_operands): Likewise.
13961 (NEW_FOR_SCOPE_P): New macro.
13962 (expand_expr_stmt_fn): New type.
13964 (set_current_function_name_declared): Likewise.
13965 (current_function_name_declared): Likewise.
13966 (lang_expand_stmt): Likewise.
13967 (stmts_are_full_exprs_p): Likewise.
13968 (anon_aggr_type_p): Likewise.
13969 (lang_expand_expr_stmt): Likewise.
13970 (build_case_label): Likewise.
13972 * c-decl.c (lang_expand_expr_stmt): Initialize.
13973 (stmts_are_full_exprs_p): Define.
13974 (current_function_name_declared): Likewise.
13975 (do_case): Likewise.
13976 (lang_expand_stmt): Likewise.
13977 (set_current_function_name_declared): Likewise.
13978 (anon_aggr_type_p): Likewise.
13980 * c-semantics.c: New file.
13981 (expand_cond): Moved from cp/semantics.c.
13982 (genrtl_do_pushlevel): Likewise.
13983 (genrtl_clear_out_block): Likewise.
13984 (genrtl_goto_stmt): Likewise.
13985 (genrtl_expr_stmt): Likewise.
13986 (genrtl_decl_stmt): Likewise.
13987 (genrtl_if_stmt): Likewise.
13988 (genrtl_while_stmt): Likewise.
13989 (genrtl_do_stmt): Likewise.
13990 (genrtl_return_stmt): Likewise.
13991 (genrtl_for_stmt): Likewise.
13992 (genrtl_break_stmt): Likewise.
13993 (genrtl_continue_stmt): Likewise.
13994 (genrtl_scope_stmt): Likewise.
13995 (genrtl_switch_stmt): Likewise.
13996 (genrtl_case_label): Likewise.
13997 (genrtl_begin_compound_stmt): Likewise.
13998 (genrtl_finish_compound_stmt): Likewise.
13999 (genrtl_compound_stmt): Likewise.
14000 (genrtl_asm_stmt): Likewise.
14001 (genrtl_decl_cleanup): Likewise.
14002 (make_rtl_for_local_static): Moved from cp/decl.c.
14003 (emit_local_var): Likewise.
14004 (expand_stmt): Define.
14006 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
14007 (c_expand_return): Likewise.
14008 (c_expand_start_case): Likewise.
14010 2000-07-01 Richard Henderson <rth@cygnus.com>
14012 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
14013 with the low 13 bits set.
14014 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
14015 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
14016 of the low 13 bits into a CONST plus an adddi3.
14017 (load_symptr): Set RTX_UNCHANGING_P.
14019 See ChangeLog.3 for earlier changes.