1 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
3 * configure.in (make_compare_target): Test for GNU cmp and set this
4 variable appropriately.
5 * Makefile.in (compare, compare3, compare4, compare-lean, compare3-lean,
6 compare4-lean): Rename actual targets to slowcompare*. New compare*
7 targets depend on names based on make_compare_target.
8 * configure: Regenerated.
10 2003-04-25 Richard Henderson <rth@redhat.com>
12 * config/ia64/ia64.c (ia64_compute_frame_size): Allow inline asm
13 to clobber ar.pfs and ar.unat.
14 (ia64_expand_prologue): Force alloc instruction if ar.pfs saved;
15 fix test for spilling ar.pfs to the stack.
17 2003-04-25 Richard Henderson <rth@redhat.com>
20 * config/rs6000/rs6000.c (rs6000_emit_move): Only elide proper
21 checks during reload; use validize_mem instead of adjust_address.
23 2003-04-26 Ben Elliston <bje@wasabisystems.com>
25 * config/arm/arm.c (arm_adjust_cost): Correct logic that tests the
26 return values from recog_memoized().
28 2003-04-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31 * gcse.c (try_replace_reg): On a successful substitution of a constant
32 into a single set, try to simplify the source of the set.
33 * loop.c (scan_loop): Don't try to optimize a MODE_CC set with a
36 2003-04-24 Neil Booth <neil@daikokuya.co.uk>
38 * cpplex.c (cpp_token_len): Tighten up.
39 (cpp_token_as_text): Need extra byte now.
40 * cpplib.c (glue_header_name): Need extra 2 bytes.
41 * cppmacro.c (cpp_macro_definition): Need extra byte.
43 2003-04-24 Alexander Kabaev <kan@FreeBSD.ORG>
45 * config/sparc/sparc.md (umulsidi3, mulsidi3): Avoid using
46 const_umulsidi3_sp32 and const_mulsidi3_sp32 on 64bit targets
47 where they might be not present. Use their _sp64 equivalent
50 Thu Apr 24 20:42:12 CEST 2003 Jan Hubicka <jh@suse.cz>
52 * i386.md (cvtsi2sdq): Fix typo in previous patch.
54 2003-04-24 Krister Walfridsson <cato@df.lth.se>
56 * configure.in: Check whether mbstowcs works.
57 * configure, config.in: Regenerate.
58 * intl.c: Use HAVE_WORKING_MBSTOWCS.
60 2003-04-24 H.J. Lu <hjl@gnu.org>
62 * config/ia64/ia64.c (ia64_init_builtins): Add si_ftype_pdi_di_di
63 for __sync_bool_compare_and_swap_di for int return type.
65 * config/ia64/ia64intrin.h (__sync_bool_compare_and_swap_di):
66 Change return type to int.
67 (__sync_bool_compare_and_swap): Likewise.
69 Thu Apr 24 16:55:26 CEST 2003 Jan Hubicka <jh@suse.cz>
71 * cfgbuild.c (make_edges): Do not use next_nonnote_insn when
72 looking for fallthru edge.
74 * athlon.md (athlon-agu, athlon-store, athlon-fany, athlon-faddmul):
76 (athlon-load2, athlon-store2, athlon-fpsched, athlon-fpload,
78 (athlon_*): Revisit to match new optimization guide.
79 * i386.c (ix86_adjust_cost): Fix memory operand costs on Athlon/k8
80 * i386.md (cvt??2?? patterns): Fix modes.
81 (fistp patterns): Set modes.
83 Accidentaly commited with my earlier reload patch:
85 * reload.c (find_reloads_address_1): Reload plus at the place of
88 2003-04-24 Nathan Sidwell <nathan@codesourcery.com>
90 New GCOV_TAG_FUNCTION layout
91 * coverage.c (struct function_list): Replace name with ident.
92 (struct counts_entry): Likewise.
94 (htab_counts_entry_hash, htab_counts_entry_eq,
95 htab_counts_entry_del): Adjust.
96 (reads_count_file, get_coverage_counts,
97 coverage_begin_output, coverage_end_function): Adjust.
98 (build_fn_info_type, build_fn_info_value): Likewise.
99 * gcov-dump.c (tag_function): Adjust.
100 * gcov-io.c (gcov_write_string, gcov_read_string): Not in LIBGCOV.
101 * gcov-io.h (gcov_write_string, gcov_read_string): Not in LIBGCOV.
102 * gcov.c (struct function_info): Add ident.
103 (read_graph_file, read_count_file): Adjust.
104 * libgcov.c (gcov_exit): Adjust.
106 2003-04-23 Richard Henderson <rth@redhat.com>
109 * toplev.c (rest_of_compilation): Delay no_new_pseudos until
110 after initialize_uninitialized_subregs; update reg info assuming
111 new pseudos were created.
113 2003-04-23 Neil Booth <neil@daikokuya.co.uk>
115 * Makefile.in (c-lex.o, LIBCPP_OBJS, cpplex.o): Update.
116 * c-lex.c (MULTIBYTE_CHARS): Remove conditionals.
117 (lex_string): Take cpp_string with full spelling.
119 (c_lex): Update diagnostics.
120 * cpplex.c (SPELL_NUMBER, SPELL_STRING): Combine into SPELL_LITERAL.
121 (create_literal): New.
122 (lex_string): Unterminated literals have type CPP_OTHER.
123 (_cpp_lex_direct): Update calls to lex_string. Use create_literal
125 (cpp_token_len, cpp_spell_token, cpp_output_token): Simplify.
126 (_cpp_equiv_tokens, cpp_interpret_charconst): Update.
127 * cpplib.c (parse_include, do_line, do_linemarker,
128 destringize_and_run): Update for token storing full spelling.
129 * cpplib.h: Update token spelling types.
130 * cppmacro.c (stringify_arg, check_trad_stringification):
131 Update for token storing full spelling.
133 2003-04-23 Ulrich Weigand <uweigand@de.ibm.com>
135 * config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
137 2003-04-23 Richard Earnshaw <rearnsha@arm.com>
139 * arm.h (TARGET_OPTIONS): Add value field.
141 2003-04-23 Mark Mitchell <mark@codesourcery.com>
143 * doc/extend.texi: Remove duplicate 2003 copyright date.
145 2003-04-23 Nathan Sidwell <nathan@codesourcery.com>
147 * Makefile.in (LIBGCC_DEPS): Add gcov headers.
148 (libgcov.a): Depends on LIBGCC_DEPS.
149 * basic-block.h (profile_info): Moved here from coverage.h. Made
151 * coverage.c (struct function_list): Fixed array of counter types.
152 (struct counts_entry): Keyed by counter type, contains summary.
153 (profile_info): Moved to profile.c.
154 (prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global
156 (profiler_label): Remove.
158 (set_purpose, label_for_tag, build_counter_section_fields,
159 build_counter_section_value, build_counter_section_data_fields,
160 build_counter_section_data_values, build_function_info_fields,
161 build_function_info_value, gcov_info_fields, gcov_info_value): Remove.
162 (build_fn_info_type, build_fn_info_value, build_ctr_info_type,
163 build_ctr_info_value, build_gcov_info): New.
164 (htab_counts_entry_hash, htab_counts_entry_eq): Adjust.
165 (reads_counts_file): Adjust.
166 (get_coverage_counts): Takes counter number. Add summary
168 (coverage_counter_ref): Tkaes counter number. Adjust. Lazily
169 create counter array labels.
170 (coverage_end_function): Adjust.
171 (create_coverage): Adjust.
172 (find_counters_section): Remove.
173 * coverage.h (MAX_COUNTER_SECTIONS): Remove.
174 (struct section_info, struct profile_info): Remove.
175 (profile_info): Moved to basic-block.h.
176 (coverage_counter_ref): Takes a counter number.
177 (get_coverage_counts): Takes a counter number. Added summary
179 (find_counters_section): Remove.
180 * gcov-dump.c (tag_arc_counts): Rename to ...
181 (tag_counters): ... here. Adjust.
182 (tag_table): Move tag_counters to 3rd entry. Remove
183 PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries.
184 (dump_file): Check for counter tag values here.
185 (tag_summary): Adjust.
186 * gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust.
187 * gcov-io.h (GCOV_LOCKED): New.
188 (GCOV_TAG_ARC_COUNTS): Rename to ...
189 (GCOV_TAG_COUNTS_BASE): ... here.
190 (GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY):
192 (GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New.
193 (GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG,
194 GCOV_TAG_IS_COUNTER): New.
195 (struct gcov_ctr_summary): New.
196 (struct gcov_summary): Adjust.
197 (struct gcov_counter_section): Remove.
198 struct gcov_counter_section_data): Remove.
199 (struct gcov_function_info): Rename to ...
200 (struct gcov_fn_info): ... here. Adjust.
201 (struct gcov_ctr_info): New.
202 (struct gcov_info): Adjust.
203 * gcov.c (read_count_file): Adjust.
204 (output_lines): Adjust.
205 * libgcov.c (gcov_exit): Adjust.
206 (__gcov_flush): Adjust.
207 * mklibgcc.in (libgcc2_c_dep): Add gcov headers.
208 * predict.c (maybe_hot_bb_p, probably_cold_bb_p,
209 probably_never_executed_bb_p, compute_frequency_function): Adjust
211 * profile.c (struct counts_entry): Remove.
212 (profile_info): Define here.
213 (get_exec_counts): Adjust get_coverage_counts call.
214 (compute_branch_probablilities): Remove find_counters_section
216 (gen_edge_profiler): Adjust coverage_counter_ref call.
217 * tracer.c (tail_duplicate): Adjust profile_info use.
219 2003-04-23 Roger Sayle <roger@eyesopen.com>
221 PR optimization/10339
222 * builtins.c (expand_builtin_strcmp): Try to emit cmpstrsi insn
223 directly instead of unsafely transforming call into a memcmp.
224 (expand_builtin_strncmp): Likewise.
226 2003-04-22 Roger Sayle <roger@eyesopen.com>
228 * alias.c (mark_constant_function): Check for constancy and
229 purity even of void functions. Update both the function decl
230 and the cgraph RTL info with the results.
232 2003-04-22 Roger Sayle <roger@eyesopen.com>
234 * real.c (do_add): Change to return a bool indicating that the
235 result of the operation may be inexact due to loss of precision.
236 (do_multiply): Likewise.
237 (do_divide): Likewise.
239 2003-04-22 Geoffrey Keating <geoffk@apple.com>
240 Loren James Rittle <ljrittle@acm.org>
242 * dwarf2out.c (fde_table_allocated): Mark with GTY.
243 (decl_die_table_allocated): Likewise.
244 (abbrev_die_table_allocated): Likewise.
245 (line_info_table_allocated): Likewise.
246 (separate_line_info_table_allocated): Likewise.
247 (pubname_table_allocated): Likewise.
248 (arange_table_allocated): Likewise.
249 (ranges_table_allocated): Likewise.
250 (decl_die_table_in_use): Unconditionalize; mark with GTY.
251 (abbrev_die_table_in_use): Likewise.
252 (line_info_table_in_use): Likewise.
253 (separate_line_info_table_in_use): Likewise.
254 (pubname_table_in_use): Likewise.
255 (arange_table_in_use): Likewise.
256 (ranges_table_in_use): Likewise.
257 (have_location_lists): Likewise.
258 (emitcount): New GTY-marked static, moved...
259 (maybe_emit_file): ...from here.
260 (label_num): New GTY-marked static, moved...
261 (gen_internal_sym): ...from here.
263 2003-04-22 Richard Henderson <rth@redhat.com>
266 * rtl.h (MEM_NOTRAP_P): New.
267 (MEM_COPY_ATTRIBUTES): Copy it.
268 * rtlanal.c (may_trap_p): Check it.
269 * expr.c (do_tablejump): Set it.
270 * doc/rtl.texi (Flags): Document it.
272 * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.
274 2003-04-22 Olivier Hainque <hainque@act-europe.fr>
276 * config/alpha/alpha.c (alpha_expand_prologue [OPEN_VMS_ABI]): Don't
277 set FRP on stack adjustment for outgoing args if frame_pointer_needed.
279 2003-04-22 Vincent Celier <celier@gnat.com>
281 * gthr-gnat.h, gthr-gnat.c: new sources for implementation of
282 --enable-threads=gnat.
283 * Makefile.in: Add gthr-gnat.c to LIB2ADDEH.
284 * configure.in: Add gnat to the list of thread packages
285 * configure: Rebuild.
286 * config/t-linux: Add gthr-gnat.c to LIB2ADDEH and LIB2ADDEHDEP
288 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
290 * cpplex.c (_cpp_get_fresh_line): Pop the buffer if return_at_eof.
292 2003-04-22 Devang Patel <dpatel@apple.com>
294 * cpptrad.c (_cpp_replacement_text_len): Add check for macro
296 (_cpp_copy_replacement_text): Same.
298 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
300 * c-lex.c (c_lex): Handle CPP_OTHER differently.
301 * cppexp.c (_cpp_parse_expr): Similarly.
302 * cpplex.c (SPELL_CHAR): Remove.
303 (_cpp_lex_direct): Stray chars are saved as byte strings.
304 (cpp_spell_token, cpp_output_token, _cpp_equiv_token): Don't
306 (cpp_avoid_paste): Update handling of CPP_OTHER.
307 * cpplib.h: Spell CPP_OTHER like a number.
308 (struct cpp_token): Remove member c.
309 * cppmacro.c (stringify_arg): Update handling of CPP_OTHER.
311 2003-04-22 David Turner <novalis@gnu.org>
313 * gbl-ctors.h: Add special license exception.
314 * libgcc2.h: Likewise.
315 * tsystem.h: Likewise.
316 * gcov-io.h: Likewise.
318 2003-04-22 David Edelsohn <edelsohn@gnu.org>
320 * fold-const.c (fold_range_test): Use RANGE_TEST_NON_SHORT_CIRCUIT
321 macro defaulting to original BRANCH_COST heuristic.
322 * doc/tm.texi (RANGE_TEST_NON_SHORT_CIRCUIT): Document.
324 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Define.
326 2003-04-22 Aldy Hernandez <aldyh@redhat.com>
328 * config/rs6000/t-spe: Merge in t-fprules into file.
330 * config.gcc: Add t-spe to powerpc-eabispe.
332 2003-04-22 Kean Johnston <jkj@sco.com>
334 * tlink.c (recompile_files): Add missing '=' to putenv calls
336 2003-04-22 Nathan Sidwell <nathan@codesourcery.com>
338 * ginclude/stddef.h: Provide C++ safe offsetof.
340 2003-04-22 J"orn Rennecke <joern.rennecke@superh.com>
342 * function.c (purge_addressof_1): In (mem (addressof (reg))) case
343 for reg notes, if there are no substitutions, just use a SUBREG.
345 2003-04-21 Mark Mitchell <mark@codesourcery.com>
347 * Makefile.in (calls.o): Depend on except.h.
348 * calls.c: Include except.h.
349 (emit_call_1): Call note_eh_region_may_contain_throw if
351 * except.c (eh_region): Add may_contain_throw.
352 (expand_eh_region_end_cleanup): Do not include handler code when
353 it cannot be reached.
354 (note_eh_region_may_contain_throw): New function.
355 * except.h (note_eh_region_may_contain_throw): New function.
357 2003-04-21 Mark Mitchell <mark@codesourcery.com>
359 * config/i386/winnt.c (i386_pe_mark_dllimport): Revert previous
362 2003-04-21 Aldy Hernandez <aldyh@redhat.com>
364 * config/rs6000/rs6000.c (rs6000_override_options): No SPE means
367 2003-04-21 Olivier Hainque <hainque@act-europe.fr>
369 * fold-const.c (fold, case PLUS_EXPR and case MULT_EXPR): Restore
370 a number of conversions required for type consistency and previously
371 stripped off by STRIP_NOPS.
373 * calls.c (expand_call): Prevent sibcall optimization for calls to
376 * expmed.c (extract_bit_field): Reverse operands of && condition to
377 prevent a potential division by zero in the previously first branch.
378 * config/pa/pa.md (extv, extzv): FAIL if the bitfield length is zero.
380 2003-04-21 Joel Brobecker <brobecker@gnat.com>
382 * dwarf2out.c (is_ada, is_ada_subrange_type): New functions.
383 (subrange_type_die): Likewise.
384 (modified_type_die): Emit a subrange_type DIE for Ada subrange types.
385 (is_c_family, is_cxx, is_java, is_fortran): Return bool and clean up.
387 2003-04-21 Nathan Sidwell <nathan@codesourcery.com>
389 Break out coverage routines to new file.
390 * Makefile.in (COVERAGE_H): New variable
391 (C_OBJS): Add coverage.o
392 (coverage.o): New target.
393 (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
396 (gt-coverage.h): New target.
397 (gt-profile.h): Remove.
398 * profile.h: Remove. Move to ...
399 * coverage.h: ... here. New. #include gcov-io.h.
400 * gcov-io.h: Move function definitions to ...
401 * gcov-io.c: ... here. New.
402 * profile.c: Move coverage routines to coverage.c.
403 (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
404 end_branch_prob): Adjust.
405 * coverage.c: New. Coverage routines from profile.c
406 (coverage_counter_ref, coverage_init, coverage_finish,
407 coverage_end_function, coverage_begin_output,
408 coverage_counter_ref, get_coverage_counts): Define.
409 * gcov-dump.c, gcov.c: #include gcov-io.c.
410 * libgcov.c: Likewise. Adjust.
411 * loop-init.c: Don't #include profile.h
412 * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
413 * rtl.h: Add coverage prototypes.
414 * toplev.c (compile_file): Init coverage, not branch_prob.
415 Always call coverage_finish.
416 (rest_of_compilation): Call coverage_end_function.
418 2003-04-21 Matt Kraai <kraai@alumni.cmu.edu>
420 * config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case.
422 2003-04-21 Neil Booth <neil@daikokuya.co.uk>
424 * c-ppoutput.c (cb_include): Don't take a cpp_token.
425 * cppfiles.c: Don't undef strcmp.
426 (find_include_file): Don't take a cpp_token. Check for empty
428 (_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token.
429 (cpp_push_include): Simplify.
430 * cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update.
431 * cpplib.c (glue_header_name): Return the file name, not a cpp_token.
432 (parse_include): Similary. Don't check for zero-length filenames.
433 (do_include_common, do_pragma_dependency): Update accordingly.
434 * cpplib.h (struct cpp_callbacks): Change prototype of include.
436 2003-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
438 * doc/rtl.texi (RTX_UNCHANGING_P): Point to true_dependence for
439 details of conflict handling.
441 * fold-const.c (extract_muldiv, case CONVERT_EXPR): Detect case
442 when conversion overflows.
444 * stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set.
446 * expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
449 2003-04-21 Mark Mitchell <mark@codesourcery.com>
451 * config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL
452 have the same form as the old RTL.
454 2003-04-21 Andreas Jaeger <aj@suse.de>
456 * cppcharset.c (_cpp_valid_ucn): Cast field precision to int.
458 2003-04-20 Chris Lattner <sabre@nondot.org>
459 Zack Weinberg <zack@codesourcery.com>
461 * c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to
462 genrtl_cleanup_stmt. Correct comment at head of
463 genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP).
465 * stmt.c (struct nesting): Kill n_function_calls.
466 (expand_start_bindings): Don't set
467 thisblock->data.block.n_function_calls.
468 (expand_end_bindings): Compare function_call_count against 0.
469 (expand_cleanups): Kill DONT_DO argument; all callers passed
470 NULL_TREE. All callers updated to match.
472 2003-04-20 Zack Weinberg <zack@codesourcery.com>
474 * varasm.c (struct deferred_constant, defer_addressed_constants_flag)
475 (defer_addressed_constants, output_deferred_addressed_constants): Kill.
476 (output_constant_def): Remove code predicated on
477 defer_addressed_constants_flag.
479 * output.h: Remove prototypes of deleted functions.
480 * c-typeck.c (constructor_subconstants_deferred): Kill.
481 (struct initializer_stack): Remove 'deferred' field.
482 (start_init): Remove all references to the above.
483 (finish_init): Likewise. Also remove never-executed call to
484 output_deferred_addressed_constants. Pull assignment to
485 defstr out of if expression.
487 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
489 * cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH,
490 NOTE_NEWLINE): Remove.
491 * cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update
492 to handle new form of line note type.
494 2003-04-20 Zack Weinberg <zack@codesourcery.com>
496 * target.h (encode_section_info): Add new argument carrying
497 the RTL to be modified by the hook.
499 * varasm.c (make_decl_rtl, output_constant_def): Update calls
500 to encode_section_info.
501 (default_encode_section_info): Take and use RTL argument,
502 don't use TREE_CST_RTL or DECL_RTL.
503 * output.h: Update prototype of default_encode_section_info.
504 * config/darwin.h (ASM_DECLARE_OBJECT_NAME)
505 (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL):
506 Update calls to encode_section_info.
508 * config/darwin.c, config/arm/arm.c, config/arm/pe.c
509 * config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c
510 * config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c
511 * config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c
512 * config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c
513 * config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions):
514 Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL,
515 except for PE dllimport/dllexport. Update calls to
516 default_encode_section_info.
518 * config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h:
521 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update.
523 2003-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
526 * pa.md (movccfp): New expander.
527 (setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
528 Reverse fcmp conditions.
530 2003-04-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
532 * config/avr/avr.md (*cmpqi_sign_extend): Handle negative values
533 of operand 1 correctly.
535 2003-04-20 Nathan Sidwell <nathan@codesourcery.com>
537 * cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens.
538 * gcov.c (output_lines): Don't be so fussy about going past EOF.
540 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
542 * Makefile.in (LIBCPP_OBJS): Add cppcharset.o.
543 (cppcharset.o): New target.
544 * c-lex.c (is_extended_char): Move to cppcharset.c.
545 (utf8_extend_token): Delete.
546 * cppcharset.c: New file.
547 * cpphash.h (_cpp_valid_ucn): New.
548 * cpplex.c (lex_identifier): Update prototype.
549 (continues_identifier_p): Rename forms_identifier_p. Handle UCN
551 (maybe_read_ucs): Rename maybe_read_ucn. Update to use code
553 (lex_number, lex_identifier, cpp_parse_escape): Update.
554 (_cpp_lex_direct): Update to handle UCNs.
555 (cpp_avoid_paste): Don't paste to form a UCN.
557 2003-04-19 Roger Sayle <roger@eyesopen.com>
559 * builtins.c (expand_builtin): Don't expand a pure or const
560 built-in function if the result will be ignored and none of
561 its arguments are volatile.
563 2003-04-19 Kean Johnston <jkj@sco.com>
565 * unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning
566 * config.gcc: make SCO use dbxelf.h and elfos.h; only use one
567 target fragment now: t-sco5; dont compile crti.o.
568 * config/i386/sco5.h: major overhaul to remove all COFF remnants
569 and to use elfos.h for most definitions.
570 (BSS_SECTION_ASM_OP): set correct segment attributes.
571 (PREFERED_DEBUGGING_TYPE): set to DWARF-2.
572 (DWARF2_UNWIND_INFO): Always set to 1.
573 (MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default.
574 (MD_STARTFILE_PREFIX_1): Define.
575 (MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS.
576 (DEFAULT_LINKER): Define if not specified to configure.
577 (CTORS_SECTION_ASM_OP): Remove COFF crud.
578 (DTORS_SECTION_ASM_OP): Remove COFF crud.
580 (SDB_DEBUGGING_INFO): Remove.
581 (EXTRA_SECTIONS): Likewise.
582 (EXTRA_SECTION_FUNCTIONS): Likewise.
583 (CTOR_LIST_BEGIN): Likewise.
584 (CTOR_LIST_END): Likewise.
585 (INIT_SECTION_FUNCTION): Likewise.
586 (FINI_SECTION_FUNCTION): Likewise.
587 (SUBTARGET_FRAME_POINTER_REQUIRED): Likewise.
588 (LOCAL_LABEL_PREFIX): Likewise.
589 (NON_SAVING_SETJMP): Likewise.
590 (RETURN_POPS_ARGS): Likewise.
591 (ASM_OUTPUT_SKIP): Likewise.
592 (TARGET_ASM_NAMED_SECTION): Likewise.
593 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
594 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
595 (ASM_OUTPUT_IDENT): Likewise.
596 (ASM_OUTPUT_CASE_LABEL): Likewise.
597 (ASM_OUTPUT_ASCII): Likewise.
598 (ASM_OUTPUT_LIMITED_STRING): Likewise.
599 (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
600 (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
601 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
602 (ASM_FINISH_DECLARE_OBJECT): Likewise.
603 (ASM_DECLARE_OBJECT_NAME): Likewise.
604 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
605 (ASM_DECLARE_FUNCTION_NAME): Likewise.
606 (ASM_DECLARE_RESULT): Likewise.
607 (ASM_WEAKEN_LABEL): Likewise.
608 (SUPPORTS_WEAK): Likewise.
609 (APPLY_RESULT_SIZE): Likewise.
611 (ALIGN_ASM_OP): Likewise.
612 (ASCII_DATA_ASM_OP): Likewise.
613 (IDENT_ASM_OP): Likewise.
614 (ASM_SHORT): Likewise.
615 (ASM_LONG): Likewise.
616 (TYPE_ASM_OP): Likewise.
617 (SIZE_ASM_OP): Likewise.
618 (STRING_ASM_OP): Likewise.
619 (SKIP_ASM_OP): Likewise.
620 (EH_FRAME_SECTION_ASM_OP): Likewise.
621 (READONLY_DATA_SECTION_ASM_OP): Likewise.
622 (INIT_SECTION_ASM_OP): Likewise.
623 (FINI_SECTION_ASM_OP): Likewise.
624 (TEXT_SECTION_ASM_OP): Likewise.
625 (DATA_SECTION_ASM_OP): Likewise.
626 (TYPE_OPERANT_FORMAT): Likewise.
627 (ASM_SPEC): Remove COFF code.
628 (STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support;
629 cause -pg to emit an error; use pcrt1elf.o with -pp
630 (ENDFILE_SPEC): Likewise.
631 (TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL.
632 (CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first.
633 (LINK_SPEC): Remove COFF crud; use -E for environment switch not -R;
634 add -z alt_resolve to support weak symbols the way GCC wants them.
635 (LIB_SPEC): Use the profiler libraries in -p or -pp mode.
636 (LIBGCC_SPEC): Dont use -lgcc in -G mode.
637 (ASM_PREFERED_EH_DATA_FORMAT): Remove.
638 * config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove.
639 (CRTSTUFF_T_CFLAGS_S): Define.
640 (MULTILIB_OPTIONS): Likewise.
641 (MULTILIB_DIRNAMES): Likewise.
642 (MULTILIB_MATCHES): Likewise.
643 (MULTILIB_EXTRA_OPTS): Likewise.
645 (INSTALL_LIBGCC): Likewise.
647 * config/i386/t-sco5gas: Remove.
648 * doc/install.texi: Updated for new OpenServer instructions.
649 * testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported)
651 2003-04-19 Kean Johnston <jkj@sco.com>
653 * fixinc/check.tpl: Allow user to over-ride diff program.
654 * fixinc/inclhack.def: Removed extraneous #ifndef SVR5.
655 (sco_math): Added test for SCO math header files.
656 (sco_regset): Added check for conflicts with ieeefp.h.
657 (svr4_disable_opt): Removed extraneous #ifdef SVR4.
658 * fixinc/fixincl.x: Regenerated
659 * fixinc/tests/base/math.h: Added sco_math tests.
660 * fixinc/tests/base/string.h: New file.
661 * fixinc/tests/base/sys/regset.h: New file.
663 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
665 * cpphash.h (struct cpp_buffer): Remove backup_to.
666 * cpplex.c (BACKUP, get_effective_char): Die.
667 (_cpp_skip_block_comment): Assume '*' is location on entry.
668 (continues_identifier_p): Respect -fno-dollars-in-identifiers.
669 (IF_NEXT_IS): Update.
670 (_cpp_lex_direct): Don't use backup_to; look ahead directly.
672 2003-04-19 Matt Kraai <kraai@alumni.cmu.edu>
674 * README.Portability: Move to a new section and obsolete K+R
677 Sat Apr 19 14:56:17 CEST 2003 Jan Hubicka <jh@suse.cz>
679 * rtlanal.c (subreg_offset_representable_p): Fix call of
682 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
684 * cpphash.h (struct cpp_reader): New member warned_dollar.
685 * cpplex.c (continues_identifier_p): New function.
686 (parse_identifier, parse_number, parse_string): Rename lex_identifer,
687 lex_number and lex_string, and simplify.
688 (parse_slow, unescaped_terminator_p): Die.
689 (_cpp_lex_direct): Update.
691 2003-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
693 * calls.c (expand_call): Provide init for old_stack_pointer_delta.
695 2003-04-19 Nathan Sidwell <nathan@codesourcery.com>
697 * doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and
700 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
702 * cppexp.c (eval_token): Permit true and false even if pedantic.
704 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
706 * cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE.
708 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
710 * cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD,
711 MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove.
712 (struct include_file): Remove fefcnt, mapped members.
713 (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching.
714 (read_include_file): Don't use mmap, terminate buffers in '\r'.
715 (purge_cache): Don't use munmap.
716 * cpphash.h (CPP_BUF_COLUMN): Update.
717 (lexer_state): Remove lexing_comment.
718 (struct _cpp_line_note): New.
719 (struct cpp_buffer): New members cur_note, notes_used, notes_cap,
720 next_line and need_line. Remove col_adjust and saved_flags.
721 (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line,
722 _cpp_skip_block_comment, scan_out_logical_line): New.
723 (_cpp_init_mbchar): Remove.
724 * cppinit.c (init_library): Remove call to _cpp_init_mbchar.
725 (cpp_read_main_file): Set line to 1 earlier.
726 (post_options): -traditional-cpp doesn't want trigraphs.
727 * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this.
728 (add_line_note, _cpp_clean_line, _cpp_process_line_notes,
729 _cpp_get_fresh_line): New.
730 (handle_newline, skip_escaped_newlines, trigraph_p,
731 continue_after_nul, _cpp_init_mbchar): Remove.
732 (get_effective_char): Update.
733 (_cpp_skip_block_comment): Rename from skip_block_comment, simplify.
734 (skip_line_comment): Simplify.
735 (skip_whitespace, parse_identifier, parse_slow, parse_number,
736 parse_string): Update.
737 (cpp_lex_direct): Use clean lines and process line notes. Update.
738 (cpp_interpret_charconst): No MULTIBYTE_CHARS.
739 * cpplib.c (prepare_directive_trad): Call scan_out_logical_line
741 (_cpp_handle_directive): Don't set saved_flags.
742 (run_directive, destringize_and_run, cpp_define, cpp_define_builtin,
743 cpp_undef, handle_assertion, cpp_push_buffer): Update.
744 (_cpp_pop_buffer): Free notes.
745 * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer.
746 * cpppch.c (cpp_read_state): \n terminate buffer.
747 * cpptrad.c (skip_escaped_newlines, handle_newline): Remove.
748 (copy_comment): Use _cpp_skip_block_comment.
749 (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad):
751 (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text,
752 save_replacement_text): Update.
753 (scan_out_logical_line): Update to use clean lines and process
755 * fix-header.c (read_scan_file): Update.
757 2003-04-18 Douglas B Rupp <rupp@gnat.com>
759 * unwind-dw2-fde.c (__register_frame_info_bases): Check for
760 null begin parameter (as well as pointer to null).
761 (__deregister_frame_info_bases): Likewise.
763 2003-04-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
765 * function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a
766 hard or virtual register and copy into pseudo if replacement fails.
768 * cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p.
770 * expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0.
772 2003-04-18 Olivier Hainque <hainque@act-europe.fr>
774 * calls.c (expand_call): Move special case for constructor calls
775 to right place. Ensures constructor calls used to initialize
776 arguments get a clean outgoing argument block for themselves.
777 Move check for stack deallocation completeness until after last
778 deallocation. Add stack_pointer_delta to set of state
779 variables saved and restored along with current stack_level.
781 * integrate.c (expand_inline_function): Ensure non-const actuals
782 don't end up const in the caller's flow after conversion to possibly
785 2003-04-18 Vincent Celier <celier@gnat.com>
787 * dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR
788 and *_DIV_EXPR as TRUNC_*_EXPR.
790 2003-04-18 Mark Mitchell <mark@codesourcery.com>
792 * cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block
793 for orphaned jump tables.
795 2003-04-18 Kazu Hirata <kazu@cs.umass.edu>
797 * reload1.c: Revert my previous patch on 2002-04-17.
799 2003-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
801 * doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix".
802 Add Segher Boessenkool.
804 2003-04-18 Alexander Sotirov <sluncho@mirizma.org>
807 * c-decl.c (c_expand_body): Don't garbage collect the function
808 body if we are going to dump it later.
810 2003-04-18 Richard Henderson <rth@redhat.com>
812 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove.
813 (alpha_end_function): Don't set them.
814 (decl_in_text_section): Remove.
815 (alpha_encode_section_info): Remove.
816 (samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P.
817 (direct_call_operand): Use SYMBOL_REF_DECL and compare actual
818 sections, rather than decl_in_text_section results.
820 2003-04-18 Roger Sayle <roger@eyesopen.com>
822 * rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT
825 2003-04-18 Eric Botcazou <ebotcazou@libertysurf.fr>
828 * c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag
829 on VAR_DECL, PARM_DECL and FUNCTION_DECL from within
830 nested functions if they refer to declarations from parent functions.
831 * stmt.c (expand_decl): Don't put automatic variables in registers
832 if the DECL_NONLOCAL flag is set.
834 2003-04-18 Hans-Peter Nilsson <hp@bitrange.com>
836 * gcse.c (compute_ld_motion_mems): For MEM destinations, only
837 consider those to be movable where the source matches
839 (update_ld_motion_stores): In comment, refer to
840 compute_ld_motion_mems for validity of replacement.
842 Fri Apr 18 01:28:51 CEST 2003 Jan Hubicka <jh@suse.cz>
844 * gcov-dump.c (tag_summary): Remove max_sum
845 * gcov-io.h (gcov_summary, gcov_write_summary,
846 gcov_read_summary): Kill max_sum.
847 * libgcov.c (gcov_exit): Do one pass over the data. Make error
848 message more verbose.
850 * emit-rtl.c (subreg_hard_regno): Check that register is
853 * reload.c (reload_inner_reg_of_subreg): When register is not
854 representable, reload the whole thing.
855 (find_reloads): Likewsie.
856 * rtlanal.c (subreg_representable_p): New function.
858 * profile.c (compute_branch_probabilities): Cleanup sanity checking;
859 allow negative probabilities for edges from the call to exit.
860 (branch_prob): Do not add fake edges for functions that may return
863 2003-04-17 DJ Delorie <dj@redhat.com>
865 * toplev.c (target_options): Add value field.
866 (set_target_switch): Handle target options with values.
867 * doc/tm.texi: Document how fixed vs variable target
869 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
870 config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h,
871 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
872 config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h,
873 config/m32r/m32r.h, config/m68hc11/m68hc11.h,
874 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
875 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h,
876 config/rs6000/rs6000.h, config/rs6000/sysv4.h,
877 config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h:
878 Add value initializer to target options.
880 2003-04-07 Loren James Rittle <ljrittle@acm.org>
882 * cpppch.c (cpp_valid_state): Unconditionally initialize nl.
884 2003-04-17 Kazu Hirata <kazu@cs.umass.edu>
886 * reload1.c (move2add_last_cc0): New.
887 (reload_cse_move2add): Detect implicit sets.
888 (move2add_note_store): Notice a store into cc0.
890 2003-04-17 Roger Sayle <roger@eyesopen.com>
893 * c-decl.c (duplicate_decls): Preserve "const" and "noreturn"
896 2003-04-17 Janis Johnson <janis187@us.ibm.com>
898 * doc/sourcebuild.texi (Test Suites): Document support for testing
899 binary compatibility (moved from testsuite/README.compat).
901 2003-04-17 Richard Henderson <rth@redhat.com>
903 * config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings.
905 2003-04-17 Simon Law <sfllaw@engmail.uwaterloo.ca>
907 * doc/include/gpl.texi: Fix double-spacing after "MA" to match
908 the one provided by the FSF.
910 2003-04-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
912 * doc/install.texi (Binaries): Update URL and list of platforms
913 provided by ftp.thewrittenword.com.
915 2003-04-17 Richard Henderson <rth@redhat.com>
917 * config/xtensa/xtensa.c (xtensa_encode_section_info): Remove.
918 (call_insn_operand): Use SYMBOL_REF_LOCAL_P.
919 * config/xtensa/xtensa.md (call, call_value): Likewise.
921 2003-04-17 Richard Henderson <rth@redhat.com>
923 * config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA.
924 (print_operand_address): Likewise.
925 (ep_memory_operand): Likewise.
926 (special_symbolref_operand): Likewise.
927 (v850_encode_data_area): Use SYMBOL_REF_FLAGS.
928 (v850_encode_section_info): Call default_encode_section_info.
929 (v850_strip_name_encoding): Remove.
930 * config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA.
931 (ASM_OUTPUT_LABELREF): Remove.
932 (ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove.
933 (SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove.
934 (TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove.
935 (ENCODED_NAME_P): Remove.
936 (SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New.
937 (SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New.
938 (SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New.
940 2003-04-17 Richard Henderson <rth@redhat.com>
942 * config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill.
943 * config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use
944 SYMBOL_REF_FUNCTION_P.
946 2003-04-17 Richard Henderson <rth@redhat.com>
948 * config/sparc/sparc.c (sparc_encode_section_info): Remove.
949 (data_segment_operand): Use SYMBOL_REF_FUNCTION_P.
950 (text_segment_operand): Likewise.
952 2003-04-17 Richard Henderson <rth@redhat.com>
954 * config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
955 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
956 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
957 (sh_encode_section_info): Remove.
958 (sh_strip_name_encoding): Remove.
959 * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
960 (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
961 (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
962 (ASM_OUTPUT_LABELREF): Remove.
963 (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
964 * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.
966 2003-04-17 Richard Henderson <rth@redhat.com>
968 * config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
969 (tls_model_chars): Remove.
970 (larl_operand): Use SYMBOL_REF_FLAGS.
971 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
972 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
973 (s390_output_mi_thunk): Likewise.
974 (s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
975 (s390_function_profiler): Likewise.
976 (s390_encode_section_info): Use default_encode_section_info
977 and SYMBOL_FLAG_ALIGN1.
978 (s390_strip_name_encoding): Remove.
979 * config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
980 * config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
981 (builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
983 2003-04-17 Richard Henderson <rth@redhat.com>
985 * config/ns32k/ns32k.c (ns32k_encode_section_info): Remove.
986 (global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P.
987 (print_operand_address): Likewise.
989 * config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument.
990 * config/ns32k/ns32k.c (expand_block_move): Don't check
993 2003-04-17 Richard Henderson <rth@redhat.com>
995 * config/mcore/mcore.c (mcore_encode_section_info): Don't set
998 2003-04-17 Richard Henderson <rth@redhat.com>
1000 * rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New.
1002 * config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New.
1003 (SYMBOL_REF_MODEL): New.
1004 (LIT_NAME_P): Move from m32r.h.
1005 (m32r_select_section): Remove.
1006 (m32r_encode_section_info): Use SYMBOL_REF_FLAGS.
1007 (m32r_strip_name_encoding): Remove.
1008 (m32r_in_small_data_p): New.
1009 (small_data_operand): Use SYMBOL_REF_SMALL_P.
1010 (addr24_operand): Use SYMBOL_REF_MODEL.
1011 (call26_operand): Likewise.
1012 (addr32_operand): Tidy.
1013 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1014 * config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove.
1015 (SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove.
1016 (READONLY_DATA_SECTION_ASM_OP): Remove.
1017 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
1018 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove.
1019 (TARGET_ASM_SELECT_SECTION): Remove.
1020 (SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove.
1021 (SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove.
1022 (LARGE_NAME_P, ENCODED_NAME_P): Remove.
1023 (ASM_OUTPUT_LABELREF): Remove.
1025 2003-04-17 Richard Henderson <rth@redhat.com>
1027 * config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P.
1028 (encode_section_info): Remove.
1029 * config/ip2k/ip2k-protos.h: Update.
1031 2003-04-17 Richard Henderson <rth@redhat.com>
1033 * varasm.c (default_encode_section_info): Don't set
1034 SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC.
1035 * config/i370/i370.c (i370_encode_section_info): Remove.
1036 * config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P.
1037 (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise.
1038 * config/i370/i370.md (movsi): Likewise.
1040 * config/i370/t-i370: Add missing backslash.
1042 2003-04-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1044 * doc/invoke.texi (inline-limit): Fix pasto.
1046 2003-04-17 Richard Henderson <rth@redhat.com>
1048 * config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
1049 (small_call_insn_operand): Use it.
1050 (SYMBOL_FLAG_EIGHTBIT_DATA): New.
1051 (h8300_eightbit_constant_address_p): Use it.
1052 (SYMBOL_FLAG_TINY_DATA): New.
1053 (h8300_tiny_constant_address_p): Use it.
1054 (h8300_encode_label, h8300_strip_name_encoding): Remove.
1055 (h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
1056 * config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
1057 (ASM_OUTPUT_LABELREF): Remove.
1059 2003-04-16 Richard Henderson <rth@redhat.com>
1061 * config/frv/frv.c (symbol_ref_small_data_p): Remove. Replace
1062 all users with SYMBOL_REF_SMALL_P.
1063 (const_small_data_p): Use SYMBOL_REF_SMALL_P.
1064 (frv_encode_section_info): Remove.
1065 (frv_strip_name_encoding): Remove.
1066 (frv_in_small_data_p): Merge tests from encode_section_info.
1067 (frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
1068 * config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
1069 (SDATA_NAME_P): Remove.
1070 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
1071 (ASM_OUTPUT_LABELREF): Remove.
1072 (PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
1074 * config/frv/frv.c (frv_asm_out_constructor): New.
1075 (frv_asm_out_destructor): New.
1076 * config/frv/frv.h (CTORS_SECTION_ASM_OP): New.
1077 (DTORS_SECTION_ASM_OP): New.
1078 (ASM_OUTPUT_CONSTRUCTOR): Remove.
1079 (ASM_OUTPUT_DESTRUCTOR): Remove.
1081 2003-04-16 Richard Henderson <rth@redhat.com>
1083 * config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
1084 SYMBOL_REF_LOCAL_P; abort if not pic.
1085 (cris_encode_section_info): Remove.
1087 2003-04-16 Richard Henderson <rth@redhat.com>
1089 * config/c4x/c4x.c (c4x_encode_section_info): Remove.
1090 (c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P.
1092 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare
1095 2003-04-16 Richard Henderson <rth@redhat.com>
1097 * config/avr/avr.c (avr_encode_section_info): Remove.
1098 (avr_insert_attributes): New.
1099 (print_operand_address): Use SYMBOL_REF_FUNCTION_P.
1100 (avr_assemble_integer): Likewise.
1102 2003-04-16 Richard Henderson <rth@redhat.com>
1104 * arc.c (arc_encode_section_info): Remove.
1105 (arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P.
1106 (arc_print_operand, arc_print_operand_address): Likewise.
1107 * arc.h (EXTRA_CONSTRAINT): Likewise.
1109 2003-04-16 Roger Sayle <roger@eyesopen.com>
1111 * c-semantics.c (find_reachable_label): New function to find a
1112 potentially reachable label in an expression.
1113 (expand_unreachable_if_stmt): Similar to expand_if_stmt but
1114 assumes the start of the IF_STMT is unreachable (dead) code.
1115 (expand_unreachable_stmt): Similar to expand_stmt but assumes
1116 the start of the statement list is unreachable (dead) code.
1117 (genrtl_if_stmt): If the controlling expression of the IF
1118 is constant, use expand_unreachable_stmt for the THEN or ELSE
1119 clause as appropriate.
1120 (genrtl_switch_stmt): Use expand_unreachable_stmt to expand
1121 the body of a SWITCH statement.
1122 (expand_stmt): The code immediately following a "return",
1123 "break", "continue" or "goto" is unreachable.
1124 * Makefile.in (c-semantics.o): Depend upon tree-inline.h.
1126 2003-04-16 Richard Henderson <rth@redhat.com>
1128 * rtl.h (MEM_ALIAS_SET): Update documentation.
1129 * doc/rtl.texi (Special Accessors): New node.
1130 (SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS.
1132 2003-04-16 Alexandre Oliva <aoliva@redhat.com>
1134 * reload1.c (reload_cse_noop_set_p): Return false if mode of
1135 SET_DEST is not the same as that returned by...
1136 * cselib.h (cselib_reg_set_mode): ... new function.
1137 * cselib.c (cselib_reg_set_mode): Define it.
1138 (REG_VALUES): Document semantics of first element as set mode.
1139 (cselib_subst_to_values): Skip first element if ELT is NULL.
1140 (cselib_lookup): Likewise. Insert past the first element.
1141 (cselib_invalidate_regno): NULLify first element.
1142 (cselib_record_set): Set first element.
1144 2003-04-16 Olivier Hainque <hainque@act-europe.fr>
1146 * tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
1147 (save_expr): Replace loop by call to skip_simple_arithmetics_at.
1148 * tree.h: Add prototypes for the two new functions.
1149 * fold-const.c (fold_binary_op_with_conditional_arg): Replace test
1150 updates introduced in the previous revision by call to saved_expr_p.
1151 * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
1153 * expr.c (store_field): Force usage of bitfield instructions when
1154 the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
1155 (expand_expr, case BIT_FIELD_REF): likewise.
1157 2003-04-16 Mark Mitchell <mark@codesourcery.com>
1160 * cfgtrl.c (try_redirect_by_replacing_jump): Do not delete
1163 2003-04-16 Richard Henderson <rth@redhat.com>
1165 * config/ia64/ia64.c (sdata_symbolic_operand): Use
1166 SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P.
1167 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
1168 (function_operand): Use SYMBOL_REF_FUNCTION_P.
1169 (ia64_expand_load_address): Likewise.
1170 (ia64_assemble_integer): Likewise.
1171 (ia64_encode_section_info): Remove.
1172 (ia64_strip_name_encoding): Remove.
1173 * config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove.
1174 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it.
1176 2003-04-16 Richard Henderson <rth@redhat.com>
1178 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
1179 (samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
1180 (direct_call_operand): Use SYMBOL_FLAG_NEAR.
1181 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
1182 (small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
1183 (global_symbolic_operand): Similarly.
1184 (tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
1185 (tls_symbolic_operand_type): Likewise.
1186 (alpha_encode_section_info): Use default_encode_section_info.
1187 (alpha_strip_name_encoding): Remove.
1188 (get_tls_get_addr): Split out from ...
1189 (alpha_legitimize_address): ... here.
1190 (alpha_emit_xfloating_libcall): Use init_one_libfunc.
1191 (get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
1192 (alpha_initialize_trampoline): Use init_one_libfunc.
1193 (alpha_setup_incoming_varargs): Mark unused parameters.
1194 (alpha_initial_elimination_offset): Likewise.
1195 (alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
1196 (unicosmk_unique_section): Use default_strip_name_encoding.
1197 (unicosmk_ssib_name, unicosmk_output_externs): Likewise.
1199 2003-04-16 Aldy Hernandez <aldyh@redhat.com>
1201 * config.gcc: Add t-spe for eabispe.
1203 * config/rs6000/t-spe: New.
1205 2003-04-16 J"orn Rennecke <joern.rennecke@superh.com>
1207 Re-apply this patch:
1209 2002-05-16 Dale Johannesen <dalej@apple.com>
1210 * combine.c (cant_combine_insn_p): Reenable combinations
1211 involving hard regs unless CLASS_LIKELY_SPILLED_P.
1213 2003-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1216 * pa-protos.h (function_arg): Remove last argument.
1217 * pa.c (function_arg): Likewise. Use CUMULATIVE_ARGS struct instead.
1218 * pa.h (struct hppa_args): Add member incoming.
1219 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize
1221 (FUNCTION_ARG): Revise call to function_arg.
1222 (FUNCTION_INCOMING_ARG): Delete.
1224 2003-04-15 Zack Weinberg <zack@codesourcery.com>
1226 * configure.in: Unify the code which creates symlinks to a
1227 just-built as, ld, objdump, and nm with the code that detects
1228 their presence for purposes of feature tests.
1229 * configure: Regenerate.
1231 2003-04-15 Zack Weinberg <zack@codesourcery.com>
1233 * varasm.c (output_constant_def): Do not consult
1234 CONSTANT_AFTER_FUNCTION_P. Remove all code predicated on it.
1235 (after_function_constants, output_after_function_constants): Delete.
1236 * doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
1237 * config/mips/mips-protos.h, config/mips/mips.c
1238 (mips16_constant_after_function_p): Delete.
1239 * config/mips/mips.h: Delete #if-0-ed definition of
1240 CONSTANT_AFTER_FUNCTION_P.
1241 * config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
1242 mention of CONSTANT_AFTER_FUNCTION_P in comment.
1244 2003-04-15 Geoffrey Keating <geoffk@apple.com>
1246 * tree.c (next_decl_uid): Mark with GTY.
1247 (next_type_uid): Likewise.
1249 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
1252 * sh.c (barrier_align): Also recognize stuff_delay_slot as
1253 an indicator that a barrier was created by branch splitting.
1255 2003-04-15 Mark Mitchell <mark@codesourcery.com>
1257 * c-decl.c (implicitly_declare): Copy declarations that are going
1258 to be placed in a local scope.
1260 2003-04-15 James A. Morrison <ja2morri@uwaterloo.ca>
1262 * invoke.texi (Spec Files): Wrap if-exists-else example.
1263 (MCore): Remove duplicate @itemx entries and @opindex entries.
1265 2003-04-15 Ulrich Weigand <uweigand@de.ibm.com>
1267 * unwind.inc (_Unwind_Backtrace): New function.
1268 * unwind.h (_Unwind_Backtrace): Declare it.
1269 * libgcc-std.ver (_Unwind_Backtrace): Export it.
1271 2003-04-14 Jason Merrill <jason@redhat.com>
1273 PR middle-end/10336, c++/10401
1274 * jump.c (never_reached_warning): Also stop looking if we reach the
1275 beginning of the function.
1277 2003-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1282 * fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy.
1284 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
1286 * i386.md (abssf2_if+1): Make condition agree with abssf2_1 .
1288 2003-04-15 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1290 * optabs.c (expand_binop): In multi-word add cases, ensure
1291 XTARGET is copied to TARGET if they are different.
1293 2003-04-15 Olivier Hainque <hainque@act-europe.fr>
1295 * except.c (resolve_fixup_regions): Avoid dereferencing null pointer
1296 to region, possible after integration of function with unreachable
1297 regions that were optimized away.
1299 2003-04-15 Jakub Jelinek <jakub@redhat.com>
1301 * config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2,
1302 instead of TOC_REGISTER in epilogue in
1303 current_function_calls_eh_return functions.
1305 2003-04-14 Mark Mitchell <mark@codesourcery.com>
1307 * doc/extend.texi (Empty Structures): Correct description of G++'s
1308 handling of these structures.
1310 * c-decl.c (grokdeclarator): Reject extern redeclarations of
1313 2003-04-14 Janis Johnson <janis287@us.ibm.com>
1315 * config/rs6000/rs6000.md (define_constants): Define constants for
1316 all UNSPEC usage, including new values for TLS support.
1317 (aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal,
1318 load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si,
1319 load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase,
1320 macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr,
1321 stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si,
1322 eh_set_lr_di): Use them.
1323 * rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue,
1324 rs6000_emit_epilogue) Use them.
1326 * rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value.
1328 2003-04-14 Neil Booth <neil@daikokuya.co.uk>
1330 * Makefile.in (c-opts.o): Use custom action.
1332 2003-04-14 Douglas B Rupp <rupp@gnat.com>
1334 * ifcvt.c (noce_process_if_block): Fail on BLKmode move.
1336 2003-04-14 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1338 * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
1339 handle "superflat arrays" in Ada.
1341 * integrate.c (expand_inline_function): Don't inline if would
1342 lose /u on a BLKmode TARGET.
1344 2003-04-14 Joel Brobecker <brobecker@gnat.com>
1346 * dbxout.c (print_int_cst_bounds_in_octal_p): New function,
1347 extracted from dbxout_type.
1348 (dbxout_range_type): print large bounds in octal format.
1349 (dbxout_type): Replace extracted code by call to
1350 print_int_cst_bounds_in_octal_p.
1352 * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
1353 of DW_LANG_Ada83 for Ada units.
1355 2003-04-14 Olivier Hainque <hainque@act-europe.fr>
1357 * explow.c (round_push): Use HOST_WIDE_INT instead of int for the
1358 temporary used to round CONST_INT sizes.
1360 * tree.c (int_fits_type_p): Extract generic checks from the case
1361 of constant type bounds. Refine the checks against constant type
1362 bounds to allow for possible decisions against each of these bounds
1363 without requiring both bounds to be constant.
1364 (tree_int_cst_msb): Put back.
1365 * tree.h (tree_int_cst_msb): Likewise.
1367 * global.c (global_conflicts): Prevent allocation of call clobbered
1368 hard regs to pseudos live across abnormal edges, as later passes are
1369 not ready to handle them.
1371 * fold-const.c (fold): Reorder tests for conditional expressions.
1373 * expr.c (highest_pow2_factor): Return unsigned.
1374 * expr.h (offset_address): Likewise.
1375 * emit-rtl.c (offset_address): POW2 argument now unsigned.
1377 2003-04-14 Roger Sayle <roger@eyesopen.com>
1379 * builtins.c (expand_builtin_strlen): Evaluate the lengths of
1380 string literals at compile-time.
1382 2003-04-14 Roger Sayle <roger@eyesopen.com>
1384 * fold-const.c (fold): Transform (c1 - x) cmp c2, where cmp is a
1385 comparison operation and c1/c2 are floating point constants into
1386 x swap(cmp) (c1 - c2).
1388 2003-04-14 Vladimir Makarov <vmakarov@redhat.com>
1390 * genautomata.c (output_translate_vect): Fix a typo in loop
1393 2003-04-14 Hans-Peter Nilsson <hp@axis.com>
1396 * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
1397 ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
1398 ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
1399 ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
1400 ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
1401 ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
1402 ("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
1403 ("*extopqihi_swap_side", "*extopqisi_swap_side")
1404 ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
1405 When next to constraint R, replace constraint i with n.
1407 Mon Apr 14 16:18:37 CEST 2003 Jan Hubicka <jh@suse.cz>
1410 * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
1412 2003-04-14 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
1414 * doc/contrib.texi (Contributors): Correct my entry.
1416 2003-04-13 Roger Sayle <roger@eyesopen.com>
1418 * tree.h (DECL_BUILT_IN_NONANSI): Remove.
1419 * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
1420 * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
1421 implies DECL_BUILT_IN to simplify logic.
1422 * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
1424 2003-04-13 Roger Sayle <roger@eyesopen.com>
1426 * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
1427 (BT_FN_PTR_SIZE_SIZE): Likewise.
1428 * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
1429 New built-in functions for malloc, calloc and strdup respectively.
1430 * calls.c (special_function_p): No need to handle malloc-like
1431 functions any longer. ECF_MALLOC is set via built-in attributes.
1433 * c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
1435 * doc/extend.texi: Document these new built-in functions.
1437 2003-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1439 * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
1440 (expand_builtin_stpcpy): New.
1441 (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
1442 * builtins.def: Add mempcpy & stpcpy support.
1443 * doc/extend.texi (mempcpy, stpcpy): Document new builtins.
1445 2003-04-13 Nick Clifton <nickc@redhat.com>
1447 * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
1449 * config/rs6000/40x.md, config/rs6000/603.md,
1450 config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
1451 config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
1452 config/rs6000/aix3newas.h, config/rs6000/aix41.h,
1453 config/rs6000/aix43.h, config/rs6000/aix51.h,
1454 config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
1455 config/rs6000/altivec.h, config/rs6000/altivec.md,
1456 config/rs6000/beos.h, config/rs6000/darwin.h,
1457 config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
1458 config/rs6000/eabisim.h, config/rs6000/eabispe.h,
1459 config/rs6000/freebsd.h, config/rs6000/gnu.h,
1460 config/rs6000/host-darwin.c, config/rs6000/linux.h,
1461 config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
1462 config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
1463 config/rs6000/netbsd.h, config/rs6000/power4.md,
1464 config/rs6000/rios1.md, config/rs6000/rios2.md,
1465 config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
1466 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1467 config/rs6000/rs6000.h, config/rs6000/rs6000.md,
1468 config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
1469 config/rs6000/spe.md, config/rs6000/sysv4.h,
1470 config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
1471 config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.
1473 2003-04-13 Nick Clifton <nickc@redhat.com>
1475 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
1476 support for -mcall-aix switch.
1477 * config/rs6000/eabiaix.h: Delete.
1478 * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
1479 (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
1480 RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
1481 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
1482 * config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
1483 debug_stack_info, output_function_profiler,
1484 rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
1485 * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
1486 call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
1487 call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
1488 sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
1489 * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
1491 (MULTILIB_DIRNAMES): Remove mcall-aix directories.
1492 (MULTILIB_EXCEPTIONS): Delete.
1493 (MULTILIB_MATCHES): Remove mcall-aix matches.
1495 * doc/fragments.texi: Replace -mcall-aix example with an ARM
1497 * doc/install.texi: Delete powerpc-*-eabiaix target.
1498 * doc/invoke.texi: Remove documentation of mcall-aix switch.
1499 * doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
1500 * config.gcc: Delete powerpc-*-eabiaix target.
1502 2003-04-13 Kazu Hirata <kazu@cs.umass.edu>
1504 * doc/invoke.texi: Fix typos.
1505 * doc/tm.texi: Likewise.
1507 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1509 * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
1511 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1513 * tree.c (build_constructor): New function.
1514 * tree.h: Prototype it.
1516 * c-typeck.c (build_c_cast, pop_init_level)
1517 * profile.c (build_function_info_value, build_gcov_info_value)
1519 Use build_constructor.
1521 * builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
1523 * objc/objc-act.c (build_constructor):
1524 Rename objc_build_constructor. Use build_constructor.
1525 (build_objc_string_object, objc_add_static_instance)
1526 (init_def_list, init_objc_symtab, init_module_descriptor)
1527 (generate_static_references, build_selector_translation_table)
1528 (build_descriptor_table_initializer, generate_descriptor_table)
1529 (build_protocol_initializer, build_ivar_list_initializer)
1530 (generate_ivars_list, build_dispatch_table_initializer)
1531 (generate_dispatch_table, generate_protocol_list)
1532 (build_category_initializer, build_shared_structure_initializer):
1535 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1537 * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
1539 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1541 * config/m68hc11/m68hc11-protos.h
1542 (m68hc11_eq_compare_operator): Declare
1543 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
1544 * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
1545 (d_register_operand): Check the operand mode.
1546 (hard_addr_reg_operand): Likewise.
1548 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1550 * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
1551 pattern for dbcc/ibcc generation for 68HC12.
1552 ("doloop_end"): New pattern.
1553 ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
1554 ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
1555 ("m68hc12_dbcc_dec_qi"): New pattern.
1556 ("m68hc12_dbcc_inc_qi"): New pattern.
1557 (split): Add split for the above when we can't use dbcc/ibcc due to
1559 (peephole2): Add peephole2 to generate the above when possible.
1561 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1563 * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
1565 (peephole2 optimize const load): Likewise for operand 2.
1566 ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
1568 ("*rotrhi3_with_carry"): Likewise.
1569 (ashift:DI 1 split): Update pattern to create the above rotate.
1570 (lshiftrt:DI 1 split): Likewise.
1572 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1574 * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
1575 ("tstqi_z_used" split): Use it.
1576 ("cmphi_z_used"): Likewise.
1577 ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
1578 ("cmpqi_z_used"): Likewise.
1580 2003-04-12 Mark Mitchell <mark@codesourcery.com>
1583 * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
1585 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1587 * configure.in: Check for wchar.h, mbstowcs, and wcswidth.
1588 * configure, config.in: Regenerate.
1589 * intl.c (gcc_gettext_width): New function.
1590 * intl.h: Prototype it.
1592 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1594 * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
1595 recognize -mnorelax.
1596 (reg_class): Add Z_OR_S_REGS to represent soft registers with Z
1597 (REG_CLASS_NAMES): Add its name.
1598 (REG_CLASS_CONTENTS): Define its content.
1600 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1602 * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
1603 parameters so that offsets are valid for far definition.
1604 (__mulsi3): Likewise and use ret to return.
1605 (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
1607 2003-04-12 David Edelsohn <edelsohn@gnu.org>
1609 * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
1611 2003-04-12 Alexandre Oliva <aoliva@redhat.com>
1613 * mklibgcc.in (libgcc-stage-start): For every multilib directory
1614 containing a libgcc.a, move lib* to the corresponding stage dir.
1616 * Makefile.in (stage1-start, stage2-start, stage3-start,
1617 stage4-start): Move $(SPECS) to specs in stage dir.
1618 (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
1621 * mklibgcc.in (libgcc-stage-start): Move into the stage directory
1622 object files from the non-libgcc/ multilib directories as well.
1624 2003-04-11 Geoffrey Keating <geoffk@apple.com>
1626 * profile.c (read_counts_file): Initialise 'checksum'.
1628 * emit-rtl.c (gen_rtx): Really correct typo.
1631 * doc/invoke.texi (Debugging Options): Document -frandom-seed.
1632 * configure.in: Check for gettimeofday.
1633 * tree.c (flag_random_seed): Define.
1634 (default_flag_random_seed): New.
1635 (append_random_chars): Use flag_random_seed rather than trying
1636 to acquire randomness here.
1637 * tree.h (default_flag_random_seed): Declare.
1638 * toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
1640 (decode_f_option): Handle -frandom-seed.
1641 (print_switch_values): Call default_flag_random_seed.
1642 * flags.h (flag_random_seed): Declare.
1643 * configure: Regenerate.
1644 * config.in: Regenerate.
1645 * config/alpha/t-crtfm: Use -frandom-seed.
1647 * doc/extend.texi (Empty Structures): New.
1649 * c-pch.c: Include flags.h. Add comments to routines.
1650 (struct c_pch_validity): New.
1651 (get_ident): Update PCH file version number.
1652 (pch_init): Output current debugging type.
1653 (c_common_valid_pch): Check debugging type.
1654 * Makefile.in (c-pch.o): Update dependencies.
1655 * flags.h (debug_type_names): Declare.
1656 * toplev.c (debug_type_names): Move out of decode_g_option.
1658 2003-04-11 Eric Christopher <echristo@redhat.com>
1660 * emit-rtl.c (gen_rtx): Fix typos.
1662 2003-04-11 Richard Henderson <rth@redhat.com>
1664 * emit-rtl.c (gen_rtx): Zero '0' fields.
1666 2003-04-11 Richard Henderson <rth@redhat.com>
1669 * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
1670 not COMPLETE_TYPE_P for re-invoking layout_decl.
1672 2003-04-11 Simon Law <sfllaw@engmail.uwaterloo.ca>
1674 * doc/bugreport.texi: Fix paragraph breaking between sections
1675 in preparation for TeXinfo's paragraph indentation fixes.
1676 * doc/extend.texi: Ditto.
1677 * doc/invoke.texi: Ditto.
1678 * doc/objc.texi: Ditto.
1679 * doc/gcov.texi: Wrap 'gcov' in @command{}.
1680 * doc/invoke.texi (Darwin Options): Add a preamble.
1682 2003-04-11 Richard Henderson <rth@redhat.com>
1684 * config/i386/i386.c (tls_model_chars): Remove.
1685 (ix86_encode_section_info, ix86_strip_name_encoding): Remove.
1686 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
1687 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
1688 (tls_symbolic_operand_1): Likewise.
1689 (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
1690 * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
1691 (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
1692 * config/i386/winnt.c (i386_pe_encode_section_info): Replace
1693 bits "copied from i386.h" with default_encode_section_info.
1695 2003-04-11 Richard Henderson <rth@redhat.com>
1697 * rtl.def (SYMBOL_REF): Add two 0 fields.
1698 * gengtype.c (adjust_field_rtx_def): Handle them.
1699 * print-rtl.c (print_rtx): Print them.
1700 * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
1701 (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
1702 (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
1703 (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
1704 (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
1705 (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
1706 (SYMBOL_FLAG_MACH_DEP): New.
1707 * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
1708 * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
1709 (assemble_static_space): Set SYMBOL_REF_FLAGS.
1710 (assemble_trampoline_template): Likewise.
1711 (output_constant_def, force_const_mem): Likewise.
1712 (default_encode_section_info): New.
1713 * output.h: Declare it.
1714 * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
1716 2003-04-11 Richard Henderson <rth@redhat.com>
1718 * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
1719 (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
1720 * optabs.c (init_optabs): Initialize them.
1721 (init_libfuncs): Use init_one_libfunc.
1722 * calls.c (expand_call): Use gcov_flush_libfunc.
1723 * expr.c (store_constructor): Use setbits_libfunc.
1724 * function.c (expand_main_function): Use init_one_libfunc.
1725 * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
1727 2003-04-11 Mark Mitchell <mark@codesourcery.com>
1729 * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
1730 documentation; add DECL_FRIEND_CONTEXT.
1732 2003-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1734 * doc/install.texi (hppa): Update links for HP-UX patches. Revise
1735 notes on linker selection and configuration for 64-bit HP-UX port.
1736 * doc/invoke.texi (hppa): Remove hppa text from description for
1737 -ffunction-sections and -fdata-sections. Document -static, -nolibdld
1738 and -threads options.
1740 * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
1741 libc.a on libdld.sl when -static is specified and -nolibdld is not
1743 * pa64-hpux.h (LIB_SPEC): Likewise.
1744 * pa-hpux11.h (LIB_SPEC): Likewise.
1745 (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
1748 2003-04-11 Zack Weinberg <zack@codesourcery.com>
1750 * config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
1751 not IDENTIFIER_LOCAL_VALUE.
1753 2003-04-11 Richard Henderson <rth@redhat.com>
1756 * expr.c (expand_expr): Move DECL_RTL frobbing ...
1757 * stor-layout.c (layout_decl): ... here.
1759 2003-04-11 James A. Morrison <ja2morri@uwaterloo.ca>
1761 * doc/invoke.texi: Eliminate extra white-space caused by
1762 @gccoptlist{ on its own line.
1763 * doc/invoke.texi: Ensured there are two spaces between each option.
1764 * doc/invoke.texi: Re-wrapped option lines that were too wide.
1765 Added @gol to options that didn't have them.
1767 2003-04-11 Nathan Sidwell <nathan@codesourcery.com>
1769 * Makefile.in (loop-init.o): Do not depend on gcov-io.h,
1772 Simplify interface to gcov reading and writing.
1773 * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
1774 gcov_alloc, gcov_modified, gcov_errored): Move into ...
1775 (struct gcov_var gcov_var): ... this static structure.
1776 (gcov_write_unsigned, gcov_write_counter, gcov_write_string):
1778 (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
1780 (gcov_read_bytes, gcov_write_bytes): Set error flag on error.
1781 (gcov_reserve_length): Remove.
1782 (gcov_write_tag): New.
1783 (gcov_write_length): Adjust.
1784 (gcov_read_summary, gcov_write_summary): Adjust.
1785 (gcov_eof, gcov_ok): Rename to ...
1786 (gcov_is_eof, gcov_is_error): ... here. Return error code.
1787 (gcov_save_position, gcov_resync): Rename to ...
1788 (gcov_position, gcov_seek): ... here.
1789 (gcov_skip, gcov_skip_string): Remove.
1790 (gcov_error): Remove.
1791 (gcov_open, gcov_close): Adjust.
1792 * gcov.c (find_source): Take const char *, copy it on allocation.
1793 (read_graph_file): Adjust.
1794 (read_count_file): Adjust.
1795 * libgcov.c (gcov_exit): Adjust.
1796 * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
1797 tag_arc_counts, tag_summary): Return void. Adjust.
1798 (struct tag_format): Adjust proc member.
1799 (dump_file): Adjust gcov calls.
1801 2003-04-11 Alexandre Oliva <aoliva@redhat.com>
1803 * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
1805 * fixinc/mkfixinc.sh (defs): Add LIBERTY.
1806 * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
1807 build != host sysrooted builds.
1808 * configure.in (SYSTEM_HEADER_DIR): Make sure it contains
1809 TARGET_SYSTEM_ROOT even on sysrooted natives.
1810 * configure: Rebuilt.
1812 2003-04-10 Zack Weinberg <zack@codesourcery.com>
1814 * c-decl.c (struct binding_level): Add shadowed_tags and
1815 function_body; remove this_block, tag_transparent, and
1816 subblocks_tag_transparent; update comments.
1817 (clear_binding_level, lookup_tag_reverse): Kill.
1818 (make_binding_level): Use ggc_alloc_cleared or memset.
1819 (lookup_tag): Remove struct binding_level* parameter. All
1820 callers changed. Just look at IDENTIFIER_TAG_VALUE, and
1821 current_binding_level->tags if asked for thislevel_only or if
1822 we might have to diagnose "struct foo; union foo;"
1823 (pushlevel): Ignore argument. Do not push another binding
1824 level on the transition from the parameters to the top level
1825 of the function body; just tweak the flags and proceed.
1826 (poplevel): Overhaul. Clear IDENTIFIER_TAG_VALUEs; on exiting
1827 a function body, separate the parameter list from the
1828 top-level local variables.
1829 (set_block): Do nothing.
1830 (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
1831 shadowed_tags if necessary.
1832 (warn_if_shadowing): Nuke the special case for local shadowing
1834 (pushdecl): Do not create a shadow entry if we are replacing
1835 an older decl in the same binding level.
1836 (pushdecl_function_level): Tweak for new way of indicating
1838 (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse.
1839 (start_function): Don't set subblocks_tag_transparent.
1840 (finish_function): Fix up the binding_level stack for totally
1841 empty functions. Otherwise, don't call poplevel.
1843 * c-common.c (shadow_warning): MANDATORY argument is no longer
1844 necessary. Always use plain warning.
1845 * c-common.h: Update to match.
1847 * cfglayout.c (scope_to_insns_initialize): Clear block when we
1848 hit the FUNCTION_DECL.
1849 * function.c: Do not create cyclic tree structure.
1851 2003-04-10 Zack Weinberg <zack@codesourcery.com>
1853 * c-tree.h (struct lang_identifier): Replace global_value,
1854 local_value members with symbol_value, tag_value. Kill
1855 implicit_decl and limbo_value.
1856 (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
1857 IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
1858 C_MISSING_PROTOTYPE_WARNED): Kill.
1859 (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
1860 C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
1861 (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
1862 (implicit_decl_warning, lookup_name_current_level,
1863 record_function_scope_shadow): Don't prototype.
1864 (pushdecl_function_level): Prototype.
1866 * c-decl.c (truly_local_externals): New variable.
1867 (struct binding_level): Adjust commentary.
1868 (get_function_binding_level, clear_limbo_values,
1869 record_function_scope_shadow): Kill.
1870 (lookup_name_current_level, implicit_decl_warning): Are now static.
1871 (any_external_decl, record_external_decl): New static functions.
1872 (clone_underlying type): Split out of pushdecl.
1873 (c_print_identifier): Update to match changes to struct
1875 (poplevel): Delete #if 0 block. Make externals invisible
1876 instead of clearing their IDENTIFIER_SYMBOL_VALUEs. Don't
1877 call clear_limbo_values. Refer to IDENTIFIER_SYMBOL_VALUE not
1878 IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
1879 (duplicate-decls): For real parm decl after a forward decl,
1880 set TREE_ASM_WRITTEN here. Allow void foo(...) followed by
1881 foo(...) { } with only a warning. Say whether a previous
1882 declaration was implicit.
1883 (warn_if_shadowing): Now handles all shadowing, not just
1884 local-over-local. Clarify comments.
1885 (pushdecl): Rewritten. There is no longer a distinction
1886 between global and local symbol values; they're all
1887 IDENTIFIER_SYMBOL_VALUE. Call record_external_decl on all
1888 DECL_EXTERNAL decls, and use any_external_decl to check
1889 against previous externals. Kill #if 0 blocks. Don't
1890 tolerate error_mark_node being NULL.
1891 (pushdecl_top_level): Handle only those cases which
1892 Objective C (the only user) needs.
1893 (pushdecl_function_level): New function.
1894 (implicitly_declare): Create ordinary decls with
1895 C_DECL_IMPLICIT set. Recycle old decls, however they got
1897 (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
1898 for C_DECL_INVISIBLE symbols.
1899 (lookup_name_current_level): Likewise. Use chain_member.
1900 (c_make_fname_decl): Don't muck with DECL_CONTEXT.
1901 Use pushdecl_function_level.
1902 (builtin_function): Use C_DECL_INVISIBLE.
1903 (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
1904 Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
1905 (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
1906 (identifier_global_value): Same. Must scan
1907 global_binding_level in extremis.
1909 * c-typeck.c (undeclared_variable): New static function, split
1910 from build_external_ref.
1911 (build_external_ref): Use DECL_CONTEXT, not
1912 IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
1913 an instance variable. Restructure for clarity.
1914 * objc/objc-act.c: Use identifier_global_value, not
1915 IDENTIFIER_GLOBAL_VALUE.
1917 2003-04-08 Jonathan Wakely <redi@gcc.gnu.org>
1919 * doc/extend.texi (Template Instantiation): Refer to ISO standard,
1921 * doc/invoke.texi (C++ Dialect Options): Same.
1923 2003-04-10 Zack Weinberg <zack@codesourcery.com>
1925 * tree.c (tree_operand_check_failed): New function.
1926 * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
1927 TREE_RTL_OPERAND_CHECK): New checking macros.
1928 (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
1929 RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
1930 CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
1931 EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
1932 EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
1933 TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
1936 Thu Apr 10 23:52:30 CEST 2003 Jan Hubicka <jh@suse.cz>
1939 * function.c (instantate_virtual_regs): Verify that all ASM statements
1940 match after the virutal regs instantiation.
1942 2003-04-10 Steve Ellcey <sje@cup.hp.com>
1944 * ia64-protos.h (addp4_optimize_ok): New.
1945 * ia64.c (addp4_optimize_ok): New.
1946 * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
1947 (*ptr_extend_plus_2): Ditto.
1949 2003-04-10 Steve Ellcey <sje@cup.hp.com>
1951 * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
1952 not with convert_memory_address.
1953 (store_constructor): Ditto, and same for copy_size_rtx.
1954 (expand_expr): Ditto.
1956 2003-04-10 Douglas B Rupp <rupp@gnat.com>
1958 * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
1960 2003-04-10 Bob Wilson <bob.wilson@acm.org>
1962 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
1963 even if it is configured to be write-through.
1965 2003-04-10 Ulrich Weigand <uweigand@de.ibm.com>
1967 * config/s390/s390.c (larl_operand): Do not allow symbols
1969 (s390_encode_section_info): Mark symbols with forced 1-byte
1971 (s390_strip_name_encoding): Strip '@'.
1972 (legitimize_pic_address): Handle symbols that are not valid
1973 LARL operands in 64-bit mode.
1975 2003-04-10 Andrew Haley <aph@redhat.com>
1977 * tree-inline.c (inlinable_function_p): Disable inlining for
1978 synchronized methods.
1980 2003-04-09 Steven Bosscher <steven@gcc.gnu.org>
1982 * c-common.h (lang_statement_code_p): Remove declaration.
1983 (statement_code_p): Ditto.
1984 (c_common_stmt_codes): Define; list of c-common statement codes.
1985 (statement_code_p): New extern declaration.
1986 (STATEMENT_CODE_P): Define.
1987 (INIT_STATEMENT_CODES): Define.
1988 * c-common.c (statement_code_p): Kill the function, declare
1989 as an array of bools instead.
1990 (lang_statement_code_p): Remove.
1991 (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
1992 (c_safe_from_p): Ditto.
1993 * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
1994 to initialize the statement_code_p array.
1995 * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
1997 (copy_tree_r): Ditto.
1998 * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
1999 statement tree codes.
2000 * cp/lex.c (cxx_init): Add missing print line break. Use
2001 INIT_STATEMENT_CODES to initialize the statement_code_p array.
2002 * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
2003 instead of statement_code_p.
2004 * cp/pt.c (tsubst_expr): Ditto.
2005 * cp/tree.c (verify_stmt_tree_r): Ditto.
2006 (cp_statement_code_p): Remove.
2007 (init_tree): Don't set lang_statement_code_p, it's gone.
2009 2003-04-09 Dan Nicolaescu <dann@ics.uci.edu>
2010 Zack Weinberg <zack@codesourcery.com>
2012 * regrename.c (struct du_chain): Use a bitfield for reg_class.
2013 * cse.c (struct qty_table_elem, struct table_elt, struct set):
2014 Use bitfields for fields holding enum rtx_code or
2015 enum machine_mode values. Add comments explaining size choices.
2017 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
2019 * config/fp-bit.c (unpack_d): Handle pair of doubles with
2020 different signs correctly.
2022 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
2024 * sched-deps.c (reg_pending_barrier_mode): New enumeration.
2025 (reg_pending_barrier): Make it of the enumeration type.
2026 (sched_analyze_2): Define the barrier as MOVE_BARRIER or
2028 (sched_analyze): Ditto.
2029 (sched_analyze_insn): Ditto. Use anti-dependencies for
2030 MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
2031 (init_deps_global): Initialize the barrier as NO_BARRIER.
2033 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
2035 * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
2036 Check that asm insn starts on a new cycle. Add nops after asm
2038 (bundling): Move insn type evaluation from the loop. Call
2039 issue_nops_and_insn with the new parameter. Ignore changing
2040 position for nops after asm insn.
2042 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
2044 * optabs.c: Comment that gen_add2_insn and others may actually
2045 return emitted insns, if the gen functions turn out to return
2047 * reload1.c (reload_cse_move2add): Cope with emitted insns from
2050 2003-04-09 Richard Henderson <rth@redhat.com>
2052 * config/ia64/ia64.c (move_operand): Allow symbolic_operand,
2053 but not tls_symbolic_operand.
2054 (ia64_expand_load_address): Remove scratch operand.
2055 (ia64_expand_tls_address): Split out from ia64_expand_move.
2056 (ia64_expand_move): Split symbolics only after reload.
2057 (ia64_emit_cond_move): New.
2058 * config/ia64/ia64-protos.h: Update.
2059 * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
2060 (symbolic splitter): Accept SImode operands too.
2061 (cmove splitter): Use ia64_emit_cond_move.
2063 2003-04-09 Nick Clifton <nickc@redhat.com>
2065 * doc/install.texi: Note that ARM toolchains need binutils 2.13 or
2067 * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
2068 instead of -mno-fpu.
2069 * config/arm/semi.h (ASM_SPEC): Likewise.
2070 * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
2071 but only if -msoft-float is specified pass. Otherwise pass
2074 2003-04-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2076 * function.c (purge_addressof): Use free_INSN_LIST_node instead of
2077 free_EXPR_LIST_node.
2079 2003-04-08 Roger Sayle <roger@eyesopen.com>
2081 * fold-const.c (fold): Use "fold" following build in more places.
2082 Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
2083 pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
2085 2003-04-08 Roger Sayle <roger@eyesopen.com>
2087 * builtins.c (fold_builtin): Constant fold expressions as x*0.5
2088 instead of x/2.0. Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
2089 log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
2090 pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
2091 Delete function scope "fcode" variable to avoid shadowing.
2093 2003-04-08 Kevin Buettner <kevinb@redhat.com>
2095 * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
2096 Take into account DWARF_INITIAL_LENGTH_SIZE.
2098 2003-04-08 Hans-Peter Nilsson <hp@axis.com>
2100 * reorg.c (fill_slots_from_thread): When considering changing the
2101 insn following a reg-to-reg copy insn to use the source reg of the
2102 copy, bail out if there's overlap between the registers.
2104 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2106 * function.c (postponed_insns): New.
2107 (purge_addressof_1): Postpone processing of insns if addressofs
2108 are not put into stack.
2109 (purge_addressof): Process postponed insns.
2111 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
2113 * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
2114 this is FP_MODE_DOUBLE .
2115 * sh.c (ra.h): #include.
2116 (push_regs): Add second parameter. Changed all callers.
2117 If necessary, set fpscr before saving floating point registers.
2118 (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
2119 do saves / restores with SZ == 1.
2120 (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
2121 (sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point
2122 registers are being restored, restore FPSCR only after restoring them.
2124 2003-04-08 Aldy Hernandez <aldyh@redhat.com>
2126 * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
2127 regardless of architecture.
2128 (spe_init_builtins): Change V2SI and V2SF types to opaque types.
2130 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
2132 * sh.c (push_regs, calc_live_regs): Return int. Take single
2133 HARD_REG_SET * parameter. Changed all callers.
2135 Tue Apr 8 11:12:07 CEST 2003 Jan Hubicka <jh@suse.cz>
2137 * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
2139 (legitimize_pic_address): Move plus outside the unspec.
2140 * i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ...
2143 2003-04-08 Nathan Sidwell <nathan@codesourcery.com>
2145 * gcov-io.h (gcov_save_position): Remove __inline__ from
2148 2003-04-07 Matt Kraai <kraai@alumni.cmu.edu>
2150 * doc/install.texi: Use @command and @samp for single- and
2151 multi-word commands respectively.
2152 * doc/makefile.texi: Likewise.
2153 * doc/sourcebuild.texi: Likewise.
2155 2003-04-07 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2156 Richard Henderson <rth@redhat.com>
2159 * expr.c (safe_from_p): Rearrange to avoid deep recursion in
2160 favour of looping and tail recursion for TREE_LIST and binops.
2162 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2164 * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
2165 for insns without luid.
2167 2003-04-07 Glen Nakamura <glen@imodulo.com>
2170 * explow.c (maybe_set_unchanging): Don't flag non-static const
2171 aggregate type initializers with RTX_UNCHANGING_P.
2173 2003-04-07 Richard Henderson <rth@redhat.com>
2176 * function.c (purge_addressof_1): Don't try arithmetics for
2177 unchanging memories.
2179 2003-04-07 Janis Johnson <janis187@us.ibm.com>
2181 * doc/sourcebuild.texi (Test Suites): Document testing support for
2182 gcov and profile-directed optimizations; describe gcc.misc-tests.
2184 Mon Apr 7 22:19:59 CEST 2003 Jan Hubicka <jh@suse.cz>
2187 * i386.md (movsi_1, movsi_nointerunit_1): Fix SSEMOV alternative.
2189 2003-04-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2191 * doc/rtl.texi (Comparison operations): Update to
2192 record the allowed comparison modes.
2194 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
2196 * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
2197 V2SI_type_node to opaque_V2SI_type_node. Rename all
2198 V2SF_type_node to opaque_V2SF_type_node.
2199 (rs6000_init_builtins): Define opaque_V2SI_type_node and
2200 opaque_V2SF_type_node.
2201 (is_ev64_opaque_type): The types opaque_V2SI_type_node and
2202 opaque_V2SF_type_node are opaque types.
2204 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
2206 * gcse.c (replace_store_insn): Use single_set.
2208 2003-04-07 Nathan Sidwell <nathan@codesourcery.com>
2210 Change gcov file interface to single file at a time.
2211 * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
2212 Convert to C89 prototypes.
2213 (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
2214 gcov_error, gcov_modified): New static variables.
2215 (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
2217 (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
2218 gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
2219 (gcov_read_summary, gcov_write_summary): Adjust.
2220 (gcov_save_position, gcov_reserve_length, gcov_write_length):
2222 (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
2223 (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
2224 (da_file_position, da_file_seek, da_file_write, da_file_read):
2226 (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
2227 * gcov.c (gcov_type): Don't typedef here.
2229 (read_graph_file, read_count_file): Adjust.
2230 * gcov-dump.c (gcov_type): Don't typedef here.
2232 (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
2233 Remove FILE parameter, adjust.
2234 (struct tag_format): Adjust proc member.
2235 (dump_file): Adjust.
2236 * libgcov.c (IN_LIBGCOV): #define.
2237 (gcov_exit): Adjust.
2238 * loop-init.c: Don't #include gcov-io.h
2239 * profile.c (struct counts_entry): New structure to hold counter
2241 (struct section_reference, struct da_index_entry): Remove.
2242 (bbg_file, da_file): Remove.
2243 (htab_counts_index_hash, htab_counts_index_eq,
2244 htab_counts_index_del): Replace with ...
2245 (htab_counts_entry_hash, htab_counts_entry_eq,
2246 htab_counts_entry_del): ... these.
2247 (cleanup_counts_index, index_counts_file): Remove.
2248 (read_counts_file): New function.
2249 (get_exec_counts): Adjust.
2250 (compute_branch_probabilities): Don't free the exec counts here.
2251 (branch_prob): Adjust.
2252 (init_branch_prob): Adjust.
2253 (end_branch_prob): Adjust.
2255 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
2257 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2260 * config/rs6000/rs6000.c: Delete rs6000_fprs.
2261 Declare rs6000_float_gprs.
2262 Declare rs6000_float_gprs_string.
2263 (rs6000_parse_float_gprs_option): New.
2264 (rs6000_override_options): Genericize rs6000_parse_* calls to use
2265 rs6000_parse_yes_no_option.
2266 Change check for cpu=8540, to use TARGET_E500.
2267 (rs6000_parse_isel_option): Delete.
2268 (rs6000_parse_spe_option): Delete.
2269 (rs6000_parse_vrsave_option): Delete.
2271 * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
2272 Define rs6000_float_gprs_string.
2273 (TARGET_OPTIONS): Add rs6000_float_gprs option.
2275 * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
2277 * config/rs6000/eabispe.h: Set rs6000_float_gprs.
2279 Mon Apr 7 14:36:24 CEST 2003 Jan Hubicka <jh@suse.cz>
2282 * cfglayout.c (cfg_layout_redirect_edge):
2283 Redirect any branch edges unified with the fallthru one.
2284 * cfgrtl.c (force_nonfallthru_and_redirect): Do not special
2285 case fallthru edges when called via cfglayout.c
2287 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
2289 * c-typeck.c (output_init_element): Check for type == error_mark_node.
2291 2003-04-07 Kazu Hirata <kazu@cs.umass.edu>
2293 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
2295 (a splitter): Do zero-extension via HImode.
2297 2003-04-07 James A. Morrison <ja2morri@uwaterloo.ca>
2299 * doc/invoke.texi: Eliminate extra white-space caused by
2300 @gccoptlist{ on its own line.
2301 * doc/invoke.texi: Ensured there are two spaces between each option.
2302 * doc/invoke.texi: Re-wrapped option lines that were too wide.
2303 Added @gol to options that didn't have them.
2305 2003-04-07 James A Morrison <ja2morri@student.math.uwaterloo.ca>
2307 * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
2309 2003-04-06 Zack Weinberg <zack@codesourcery.com>
2311 * tree.c (tree_size): For all 'c' and 'x' nodes, look directly
2312 at the sizes of the relevant structures, rather than relying
2313 on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
2314 sizes of any such we don't know about. Use
2315 lang_hooks.identifier_size for IDENTIFIER_NODE.
2317 (initializer_zerop): Use CONSTRUCTOR_ELTS.
2318 * tree.def: Update commentary. Make fourth element of
2319 the definition for all 'c' and 'x' nodes zero.
2321 * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
2322 * langhooks-def.h: Update to match.
2323 * langhooks.c: New default, lhd_tree_size.
2325 * c-common.def (SRCLOC): Kill.
2326 * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
2327 Remove entirely - was already #if-ed out.
2330 2003-04-06 Zack Weinberg <zack@codesourcery.com>
2332 * mklibgcc.in: Use a here document to avoid running afoul of
2333 shells that generate control-A from "echo \1".
2335 2003-04-06 Aldy Hernandez <aldyh@redhat.com>
2337 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
2340 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2343 * config/rs6000/eabi.h (TARGET_E500): Define.
2345 * config/rs6000/rs6000.h (TARGET_E500): Define.
2346 (TARGET_OPTIONS): Add spe= option.
2347 Declare rs6000_spe and rs6000_spe_string extern.
2349 * config/rs6000/rs6000.c (branch_positive_comparison_operator):
2350 Change TARGET_SPE to TARGET_E500.
2351 (ccr_bit): Change TARGET_SPE to TARGET_E500. Check for
2353 (print_operand): Same.
2354 (rs6000_generate_compare): Same.
2355 (output_cbranch): Same.
2356 (rs6000_spe): Declare.
2357 (rs6000_spe_string): Declare.
2358 (rs6000_override_options): Call rs6000_parse_spe_option.
2359 (rs6000_parse_spe_option): New.
2361 2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
2363 * hashtable.c (gcc_obstack_init): Delete this function
2364 and everything related to it.
2365 * hashtable.h: Remove prototype.
2366 * bitmap.c (bitmap_element_allocate): Cleanup redundant
2367 defines. Cleanup some unnecessary whitespace.
2368 * defaults.h (obstack_chunk_alloc): Redefine with
2369 appropriate casts for libiberty obstacks.
2370 (obstack_chunk_free): Ditto.
2371 (OBSTACK_CHUNK_SIZE): Define, default to 0.
2372 (gcc_obstack_init): Define as a call to _obstack_begin.
2373 * tree.c (print_obstack_statistics): Delete this unused
2375 * tree.h (obstack): Don't forward-declare.
2376 (print_obstack_statistics): Delete prototype.
2377 (print_obstack_name): Ditto.
2378 (gcc_obstack_init): Ditto.
2379 * rtl.h (gcc_obstack_init): Ditto.
2380 * java/jv-scan.c (gcc_obstack_init): Delete this
2381 function, its prototype and related defines.
2382 * java/jvgenmain.c (gcc_obstack_init): Delete this
2383 function, and related defines.
2384 * java/parse-scan.y (obstack_chunk_alloc): Don't define.
2385 (obstack_chunk_free): Ditto
2387 2003-04-06 Geoffrey Keating <geoffk@apple.com>
2389 * dbxout.c (dbxout_handle_pch): Move prototype out from
2390 #if defined DBX_DEBUGGING_INFO.
2392 2003-04-05 Nathan Sidwell <nathan@codesourcery.com>
2394 * gcov.c (struct arc_info): Replace local_span with cycle.
2395 (struct block_info): Replace u.span with u.cycle. Add is_call_return.
2396 (solve_flow_graph): Set is_call_return.
2397 (add_line_counts): Adjust. In block mode, blocks attach to last line.
2398 (accumulate_line_counts): Find graph cycles, not spanning tree.
2399 (output_branch_count): Adjust.
2400 (output_lines): Adjust.
2401 * doc/gcov.texi: Update.
2403 2003-04-06 Kazu Hirata <kazu@cs.umass.edu>
2405 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
2406 the second alternative to "#".
2408 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
2410 * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
2411 (single_zero_operand): Likewise.
2413 2003-04-05 Daniel Berlin <dberlin@dberlin.org>
2415 * Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
2416 * df.c: Include alloc-pool.h, not obstack.h.
2417 (df_ref_obstack): Remove.
2418 (df_ref_pool, df_link_pool): Add pools.
2419 (df_alloc): Init the new pools.
2420 (df_free): And free them.
2421 (df_link_create): Use the pools.
2422 (df_ref_create): Ditto.
2424 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
2426 * simplify-rtx.c: Fix formatting.
2428 2003-04-05 Andrew Pinski <apinski@apple.com>
2430 * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
2431 reg with reg1 == reg2 and offset1 = -8.
2433 2003-04-05 David Edelsohn <edelsohn@gnu.org>
2435 * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
2436 multiply costs. Correct Power4 divide costs.
2437 * config/rs6000/power4.md: Restore multiply and FP latency.
2439 2003-04-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2441 * alias.c (find_base_term): Export.
2442 * rtl.h (find_base_term): Declare.
2443 * gcse.c (find_moveable_store): Test for flag_non_call_exceptions
2444 instead of flag_exceptions. Move test for parameter passing ...
2445 (store_killed_in_insn): ... here.
2447 2003-04-05 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2450 * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
2453 2003-04-04 Geoffrey Keating <geoffk@apple.com>
2455 * dbxout.c (scope_labelno): Add GTY.
2456 (have_used_extensions): Add GTY.
2457 (source_label_number): Add GTY.
2458 (lastfile): Add GTY.
2459 (lastfile_is_base): New.
2460 (base_input_file): New.
2461 (dbxout_handle_pch): New.
2462 (dbx_debug_hooks): Add handle_pch.
2463 (xcoff_debug_hooks): Likewise.
2464 (dbxout_function_end): Remove scope_labelno.
2465 (dbxout_init): Set base_input_file.
2466 (dbxout_handle_pch): New.
2467 (dbxout_source_file): Honour lastfile_is_base.
2468 * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
2469 * sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
2470 * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
2471 * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
2472 * debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
2473 * debug.h (struct gcc_debug_hooks): Add handle_pch.
2474 * c-pch.c (pch_init): Don't call start_source_file, but do call
2476 (c_common_write_pch): Call handle_pch.
2477 (c_common_read_pch): Don't call start_source_file,
2480 Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr>
2482 * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
2483 use of default attributes to agree MEM_ALIGN macro.
2485 Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com>
2487 * dbxout.c (dbxout_type): When printing type index of range type
2488 whose bounds are printed in octal format, print type of parent type if
2489 it exists so enumerated type descriptions are not transformed
2490 into unsigned types.
2492 2003-04-04 Kazu Hirata <kazu@cs.umass.edu>
2494 * config/h8300/h8300-protos.h: Add a prototype for
2496 * config/h8300/h8300.c (shift_one): Update the CC status.
2497 (shift_two): Likewise.
2498 (output_a_shift_cc): Set cc_inline and cc_special.
2499 (compute_a_shift_cc): New.
2500 * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
2502 2003-04-04 Richard Henderson <rth@redhat.com>
2504 * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
2506 2003-04-04 Loren James Rittle <ljrittle@acm.org>
2508 * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
2509 * fixinc/fixincl.x: Rebuilt.
2510 * fixinc/tests/base/stdio.h: Regenerated.
2512 2003-04-04 Nathan Sidwell <nathan@codesourcery.com>
2514 * gcov.c (accumulate_line_counts): Fix span tree merge bug.
2516 Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com>
2518 * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
2520 * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
2522 2003-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2524 * doc/contrib.texi (Contributors): Add entries for Wolfgang
2525 Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
2526 Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
2527 Danny Smith, and Ulrich Weigand.
2528 Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
2531 2003-04-04 Nick Clifton <nickc@redhat.com>
2533 * config/sparc/sol2-bi.h: Revert previous delta.
2534 * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
2536 2003-04-04 Nick Clifton <nickc@redhat.com>
2538 * config/v850/v850.c (expand_prologue): Only use register save
2539 helper functions if long calls are not being used.
2540 Add a clobber of r11 id using long calls.
2541 (pattern_is_ok_for_prologue): Account for the extra clobber.
2542 (construct_save_jarl): Likewise.
2543 * config/v850/v850.md (prolog pattern): Do not use this pattern
2546 2003-04-04 Andreas Schwab <schwab@suse.de>
2548 * stor-layout.c (layout_decl): Avoid syntax error in last change
2549 when PCC_BITFIELD_TYPE_MATTERS is defined but not
2550 EMPTY_FIELD_BOUNDARY.
2552 2003-04-03 Jason Merrill <jason@redhat.com>
2555 * jump.c (never_reached_warning): Revert patch of 2002-11-02.
2556 Look backwards for a line note.
2558 2003-04-03 Neil Booth <neil@daikokuya.co.uk>
2560 * fix-header.c (read_scan_file): Defer switch processing.
2562 2003-04-03 Matt Austern <austern@apple.com>
2564 * cpppch.c (reset_ht): Remove.
2565 (cpp_read_state): Remove loop to reset hashtable identifiers.
2566 * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
2567 after pch file is written.
2568 * ggc.h (gt_pch_fixup_stringpool): Declare.
2569 * stringpool.c (ht_copy_and_clear): Define. Callback. Copy
2570 hashnode's value to another hashtable, then clear the original.
2571 (saved_ident_hash): Define.
2572 (gt_pch_save_stringpool): Create saved_ident_hash, use it to
2573 store definitions in ident_hash, and clear ident_hash.
2574 (gt_pch_fixup_stringpool): Define. Restore definitions from
2575 saved_ident_hash to ident_hash, then destroy saved_ident_hash.
2577 Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz>
2579 * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
2581 2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2583 PR optimization/10157
2584 * gcse.c (can_copy_p): Rename it to can_copy.
2585 (can_copy_init_p): Remove.
2586 (compute_can_copy): Use can_copy instead of can_copy_p.
2587 (can_copy_p): New exported function. Call compute_can_copy.
2588 (hash_scan_set): Use it.
2589 (gcse_main): Don't call compute_can_copy.
2590 (bypass_jumps): Don't call compute_can_copy.
2591 * rtl.h (can_copy_p): Declare.
2592 * loop.c (scan_loop): Don't move the source and add a reg-to-reg
2593 copy if the mode doesn't support copy operations.
2595 2003-04-03 Jason Merrill <jason@redhat.com>
2597 * Makefile.in (unstrap): Also remove stage_last.
2599 * dwarf2out.c (lookup_filename): Don't check for "<internal>".
2600 (dwarf2out_source_line): Don't do anything if line==0.
2602 * stor-layout.c (do_type_align): New fn, split out from...
2603 (layout_decl): ...here. Do all alignment calculations for
2605 (update_alignment_for_field): Not here.
2606 (start_record_layout, debug_rli): Remove unpadded_align.
2607 * tree.h (struct record_layout_info_s): Remove unpadded_align.
2608 * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
2609 or DECL_MODE on the CONST_DECLs.
2610 (finish_struct): Don't mess with DECL_ALIGN.
2612 Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz>
2614 * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
2616 Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com>
2618 * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
2619 function is an interrupt handler.
2621 * sh.c (sh_expand_epilogue): Avoid clash of temp register for
2622 restoring target registers with EH_RETURN_STACKADJ_RTX; use
2623 multiple registers in round-robin fashion.
2625 2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2627 * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
2628 * system.h (CHAR_BITFIELD): New.
2630 2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
2632 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
2634 (another peephole2): Likewise.
2636 2003-04-03 Nick Clifton <nickc@redhat.com>
2638 * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
2639 (DEF_ARCH64_SPEC): Likewise.
2641 Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
2643 * i386.c (constant_address_p): Use legitimate_constant_p.
2644 (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
2646 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
2648 * config/h8300/h8300-protos.h: Add a prototype for
2650 * config/h8300/h8300.c (gtle_operator): New.
2651 * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
2653 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
2656 2003-04-02 Richard Henderson <rth@redhat.com>
2658 * libgcc-std.ver (_Unwind_GetCFA): New.
2659 * unwind-dw2.c (_Unwind_GetCFA): New.
2660 * unwind-libunwind.c (_Unwind_GetCFA): New.
2661 * unwind-sjlj.c (_Unwind_GetCFA): New.
2662 * unwind.h: Declare it.
2664 Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
2667 * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
2668 when MMX/SSE is not available.
2670 2003-04-02 Mike Stump <mrs@apple.com>
2672 * doc/install.texi (Specific): Update pointers to apple.com.
2674 Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz>
2676 * i386.c (override_options): Disable red zone by default on i386.
2677 (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
2678 Do not test TARGET_64BIT together with TARGET_RED_ZONE
2680 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
2682 * config/h8300/h8300.md (a peephole2): Tighten the condition.
2684 2003-04-02 Richard Henderson <rth@redhat.com>
2686 * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
2688 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
2690 * config/h8300/h8300.md (a peephole2): New.
2692 2003-04-02 Richard Henderson <rth@redhat.com>
2694 * except.c (sjlj_find_directly_reachable_regions): Recognize when
2695 must-not-throw region has been deleted.
2697 2003-04-02 Richard Henderson <rth@redhat.com>
2699 * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
2700 optimization when flag_exceptions not enabled.
2702 2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
2704 * config/rs6000/rs6000.c
2705 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
2707 (rs6000_issue_rate): Add case for 8540.
2708 (rs6000_use_sched_lookahead): New function.
2710 * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
2712 (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
2713 reservation before retirement.
2714 (ppc8540_multiply, ppc8540_load, ppc8540_store,
2715 ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
2716 Remove additional cycle in the reservation before retirement.
2717 (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
2718 reservation of ppc8540_issue.
2720 2003-04-02 Andreas Schwab <schwab@suse.de>
2722 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
2724 2003-04-01 Richard Henderson <rth@redhat.com>
2726 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
2727 notes for nothrow calls if flag_forced_unwind_exceptions.
2728 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
2729 (sjlj_find_directly_reachable_regions): Likewise.
2730 (reachable_handlers): Likewise.
2731 (can_throw_external): Likewise.
2732 (collect_one_action_chain): Record cleanups after catch-all and
2733 must-not-throw if flag_forced_unwind_exceptions.
2734 * flags.h (flag_forced_unwind_exceptions): Declare.
2735 * toplev.c (flag_forced_unwind_exceptions): New.
2736 (lang_independent_options): Add it.
2737 * doc/invoke.text: Add it.
2739 2003-04-01 David Mosberger <davidm@hpl.hp.com>
2741 * config/ia64/crti.asm: Clean up trailing whitespace.
2742 Remove trailing hashes (#) from identifiers.
2744 * config/ia64/crtn.asm: Ditto.
2746 * config/ia64/crtend.asm: Remove trailing hashes (#) from
2748 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
2749 directives. Drop explicit bundling---it just makes the code
2750 harder to read. Don't save/restore gp needlessly.
2752 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
2753 identifiers (they're only needed if the identifier would clash
2754 with a register name otherwise).
2755 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
2756 directives. Drop explicit bundling---it just makes the code
2758 (__do_jv_register_classes): Ditto.
2759 (.fini_array): Remove "progbits" (newer
2760 assemblers don't like wrong section-types).
2761 (.init_array): Ditto.
2763 2003-04-01 Roger Sayle <roger@eyesopen.com>
2766 * gcse.c (reg_killed_on_edge): New function to test whether the
2767 given reg is overwritten by any instruction queued on an edge.
2768 (bypass_block): Ignore substitutions killed on incoming edges.
2769 Don't bypass outgoing edges that have queued instructions.
2771 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
2773 * real.h (EXP_BITS): Make room for...
2774 (struct real_value): ... added canonical bit.
2775 (struct real_format): Added pnan.
2776 (mips_single_format, mips_double_format, mips_extended_format,
2777 mips_quad_format): New.
2778 * real.c: Copy p to pnan in all formats.
2779 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
2780 (real_nan): Use pnan to compute significand's shift.
2781 (real_identical): Disregard significand in canonical
2783 (real_hash): Likewise. Take signalling into account.
2784 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
2785 Disregard significand bits in canonical NaNs. Set all bits of
2786 canonical NaN if !qnan_msb_set.
2787 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
2788 qnan_msb_set to tell the base double format.
2789 (ibm_extended_format): Use 53 as pnan.
2790 (mips_single_format, mips_double_format, mips_extended_format,
2791 mips_quad_format): Copied from the corresponding ieee/ibm
2792 formats, with qnan_msb_set false.
2793 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
2794 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
2795 * config/mips/mips.c (override_options): Use mips_single_format
2796 and mips_double_format. Default TFmode to mips_quad_format.
2797 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
2798 * config/mips/t-irix6: Likewise.
2799 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
2800 * config/fp-bit.c (pack_d, unpack_d): Obey it.
2802 2003-04-01 Geoffrey Keating <geoffk@apple.com>
2804 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
2805 (live_image_destructor): Reset image to initial state.
2806 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
2808 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2810 * config/sparc/sparc.c (input_operand): Accept bare
2811 CONSTANT_P_RTX operands.
2813 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2815 * gcse.c (struct ls_expr): Added pattern_regs field.
2816 (ldst_entry): Initialize it.
2817 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
2818 (store_ops_ok): Use regs precomputed by them.
2819 (find_loads, store_killed_in_insn, load_kills_store): Change return
2821 (store_killed_before, store_killed_after): Take position of register
2823 (reg_set_info): Store position of the setter.
2824 (gcse_main): Enable store motion.
2825 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
2826 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
2828 (simple_mem): Enable store motion of non-symbol mems.
2829 (regvec): Type changed.
2830 (LAST_AVAIL_CHECK_FAILURE): New.
2831 (compute_store_table_current_insn): New.
2832 (build_store_vectors): Computation of availability and anticipatability
2834 (compute_store_table, find_moveable_store): ... here.
2835 (delete_store): Remove senseless comment.
2836 (store_motion): Reorganize.
2838 2003-04-01 Kevin Buettner <kevinb@redhat.com>
2840 * config/mips/mips.c (override_options): Provide mappings for
2841 HI_REGNUM and LO_REGNUM.
2842 * config/mips/mips.h (MD_DBX_FIRST): Define.
2844 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2846 * combine.c (merge_outer_ops): Fix typo.
2848 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
2850 2003-04-01 David Edelsohn <edelsohn@gnu.org>
2852 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
2853 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
2854 imul_compare. Add lmul_compare.
2855 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
2856 in second pair of dispatch slots. Model stores more accurately.
2857 Tweak multiply model. Add bypasses for CR instructions dependent
2858 on complicated compares.
2859 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
2860 (muldi3): Add lmul_compare patterns.
2861 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
2862 and FPSTORE_UX to split instructions and add COMPARE,
2863 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
2864 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
2865 (rs6000_rtx_costs): Separate POWER4 multiply case.
2867 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
2869 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
2870 Do nothing if __builtin_return_address was not used.
2872 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
2874 * i386.md (test patterns): Allow memory operand in operand1.
2876 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
2878 * testsuite/gcc.c-torture/execute/simd-3.c: New.
2880 * expr.c (expand_expr): Handle VECTOR_CST.
2881 (const_vector_from_tree): New.
2883 * varasm.c (output_constant): Handle VECTOR_CST.
2885 * c-typeck.c (digest_init): Build a vector constant from a
2888 * config/rs6000/rs6000.c: Remove prototype for
2889 easy_vector_constant.
2890 (easy_vector_constant): Add mode parameter. Rewrite to handle
2891 more easy constants.
2892 (rs6000_emit_move): Pass mode to easy_vector_constant.
2893 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
2894 (emit_easy_vector_insn): New.
2895 (easy_vector_same): New.
2896 (EASY_VECTOR_15): New macro.
2897 (EASY_VECTOR_15_ADD_SELF): New macro.
2898 (bdesc_2arg): Rename to xorv2si3.
2899 (easy_vector_constant_add_self): New.
2900 (input_operand): Allow vector constants.
2902 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
2903 easy_vector_constant, easy_vector_constant_add_self.
2904 (EXTRA_CONSTRAINT): Add 'W'.
2906 * config/rs6000/rs6000-protos.h: Add prototype for
2907 easy_vector_constant, emit_easy_vector_insn.
2909 * config/rs6000/altivec.md (xorv8hi3): New.
2911 Remove all _const0 patterns.
2912 (movv4si_internal): Rewrite to use code. Add vector constant to
2913 vector alternative. Add splitter.
2914 (movv8hi_internal): Same.
2915 (movv16qi_internal): Same.
2916 (movv4sf_internal): Same.
2917 Change the unspecs for vspltis* to use constants.
2919 * config/rs6000/spe.md ("xorv4hi3"): New.
2920 ("spe_evxor"): Rename to xorv2si3.
2922 Remove all _const0 patterns.
2923 (movv2si_internal): Rewrite to use code. Add vector constant to
2924 alternatives. Add splitter.
2925 (movv4hi_internal): Add vector constant to alternatives.
2926 (movv1di_internal): Same.
2927 (movv2sf_internal): Same.
2929 2003-03-31 Mark Mitchell <mark@codesourcery.com>
2932 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
2933 variably-sized arrays in parameters.
2934 (set_save_expr_context): New function.
2935 (c_expand_body): Use it, via walk_tree.
2937 2003-03-31 Eric Christopher <echristo@redhat.com>
2939 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
2940 (combinable_i3pat): Remove call to expand_field_assignment and
2943 2003-03-31 Mark Mitchell <mark@codesourcery.com>
2946 * c-common.c (finish_label_address_expr): Handle the
2949 2003-03-31 Richard Henderson <rth@redhat.com>
2951 * real.c (real_identical): Reorg so as to not compare
2952 signalling for normals.
2954 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
2956 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
2958 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
2960 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
2961 notes as they are boggus.
2962 (m68hc11_gen_movqi): Likewise.
2964 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
2966 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
2967 save the soft registers after the frame pointer so that gdb can unwind
2968 the frame more easily.
2969 (expand_epilogue): Likewise in opposite order; allow to use X register
2970 as scratch if the return value is by reference.
2972 2003-03-31 Jason Merrill <jason@redhat.com>
2975 * stor-layout.c (update_alignment_for_field): Respect
2976 DECL_USER_ALIGN for zero-length bitfields, too.
2977 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
2980 2003-03-31 Matt Austern <austern@apple.com>
2982 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
2983 (count_defs): Keep track of number of defs as well as total size.
2984 (write_defs): Put every definition in cpp_savedstate's defs array.
2985 (comp_hashnode): Define. Comparison function for qsort.
2986 (cpp_write_pch_deps): Sort definitions before writing them.
2987 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
2988 (collect_ht_nodes): Define.
2989 (cpp_valid_state): When verifying that undefined identifiers in
2990 the pch file are still undefined, read a sorted list of undefined
2991 identifiers, collect all defined identifiers into a sorted list,
2992 and walk through both lists to make sure there's no match.
2994 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
2996 * config/h8300/h8300.md (a peephole2): New.
2998 2003-03-31 Michael Matz <matz@suse.de>
3000 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
3002 2003-03-31 Segher Boessenkool <segher@koffie.nl>
3005 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
3006 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
3007 all call-clobbered registers as used.
3009 2003-03-31 Michael Matz <matz@suse.de>
3011 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
3012 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
3014 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
3016 * gcov.c: Add -a & -u options.
3017 (struct arc_info): Add local_span, is_call_non_return,
3018 is_nonlocal_return, is_unconditional flags, remove is_call flag.
3019 (struct block_info): Add flags, is_call_site, is_nonlocal_return
3020 members. Make encodings a union with span member.
3021 (struct function_info): Add blocks_executed, line, src, line_next
3023 (struct coverage_info): Make branches a union with blocks member.
3024 (struct source_info): Add functions member.
3025 (object_summary, program_count): New global variables.
3026 (flag_all_blocks, flag_unconditional): New flags.
3027 (find_source, output_branch_count): New functions.
3028 (print_usage): Adjust.
3030 (process_args): Adjust.
3031 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
3032 <GCOV_TAG_BLOCKS>: Read flags.
3033 <GCOV_TAG_LINES>: Adjust.
3034 (read_count_file): Process SUMMARY tags.
3035 (solve_flow_graph): Set is_unconditional and clear is_call_site
3037 (add_branch_counts): Adjust. Don't count unconditional branches.
3038 (add_line_counts): Deal with all-blocks mode, accumulate block
3040 (accumulate_line_counts): Adjust, generate local spanning tree for
3042 (output_lines): Adjust.
3043 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
3044 * doc/gcov.texi: Document.
3046 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
3048 * config/h8300/h8300.md: Organize peephole2's that transform
3049 (compare (reg:HI) (const_int)).
3051 2003-03-31 Roger Sayle <roger@eyesopen.com>
3053 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
3054 (init_emit_once): Initialize dconstm2 and dconsthalf here.
3055 * real.h (dconstm2, dconsthalf): Add prototypes here.
3056 * real.c (real_sqrt): Use dconsthalf rather than local copy.
3057 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
3058 exp(x/2.0) remember to fold the division if possible.
3059 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
3060 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
3061 1.0/(x*x) and pow(x,0.5) as sqrt(x).
3063 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
3065 * config/h8300/h8300.md (a new peephole2): New.
3067 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
3069 * gcse.c (simple_mem): Return false for floating-point accesses
3070 if flag_float_store is true.
3072 2003-03-30 Roger Sayle <roger@eyesopen.com>
3074 * gcse.c (gcse_constant_p): New function to identify constants
3075 suitable for constant propagation, including COMPARE with two
3076 integer constant arguments.
3077 (hash_scan_set): Use gcse_constant_p.
3078 (find_avail_set): Likewise.
3079 (cprop_insn): Likewise.
3080 (do_local_cprop): Likewise.
3081 (find_implicit_sets): Likewise.
3082 (find_bypass_set): Likewise.
3084 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
3086 * except.h: Remove definition of varray_type.
3088 2003-03-30 Richard Henderson <rth@redhat.com>
3090 PR opt/10011, opt/10252:
3091 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
3092 before post-gcse cse pass.
3094 2003-03-30 Roger Sayle <roger@eyesopen.com>
3096 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
3098 2003-03-30 DJ Delorie <dj@redhat.com>
3100 * profile.c (instrument_edges): Make sure any newly created
3101 jump insns have correct jump label info.
3103 2003-03-30 Richard Henderson <rth@redhat.com>
3105 * cfgbuild.c (make_edges): Use tablejump_p.
3106 * cfgcleanup.c (label_is_jump_target_p): Likewise.
3107 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3108 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
3109 (try_redirect_by_replacing_jump): Likewise.
3110 (redirect_edge_and_branch): Likewise.
3111 * cse.c (fold_rtx): Likewise.
3112 * jump.c (delete_related_insns): Likewise.
3113 * rtlanal.c (get_jump_table_offset): Likewise.
3114 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
3116 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
3118 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
3119 (STRICT2_WARN): Likewise.
3121 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3124 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
3125 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
3127 2003-03-30 Richard Henderson <rth@redhat.com>
3130 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
3131 don't zero_extend const inputs.
3133 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
3135 * reload1.c (reload_cse_move2add): Fix a comment typo.
3137 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
3139 * config/h8300/h8300.md (a peephole2): Remove useless code.
3141 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
3143 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
3144 (*iorsi3_and_lshiftrt): Likewise.
3145 (*iorsi3_zero_extract): Likewise.
3147 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
3149 * config/h8300/h8300.md (*insv_si_8_8): New.
3150 (*insv_si_8_8_lshiftrt_8): Likewise.
3151 (a peephole2): Likewise.
3153 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3155 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
3156 Uniformly use bugfix instead of bug fix.
3158 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3161 * ONEWS: Remove those items that already appear in the EGCS
3162 release notes on our web pages.
3164 2003-03-29 Alan Modra <amodra@bigpond.net.au>
3166 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
3167 TARGET_HARD_FLOAT. Reformat.
3168 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
3170 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
3172 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
3173 work on Solaris 2.5.1.
3175 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
3177 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
3179 (*addsi3_and_nor_r_1): Likewise.
3181 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
3183 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
3184 set up before any trapping memory access if flag_non_call_exceptions.
3186 2003-03-29 Alan Modra <amodra@bigpond.net.au>
3188 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
3190 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
3192 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
3194 * configure.in: Clarify comments.
3195 * configure: Regenerate.
3197 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
3199 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
3200 label even if pool empty when generating PIC.
3201 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
3203 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
3204 Dhananjay Deshpande <dhananjayd@kpit.com>
3207 * config/h8300/h8300.c (h8300_initial_elimination_offset):
3208 Correct the offset computation when TARGET_NORMAL.
3210 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3213 * config/sparc/sparc.md (jump pattern): Correct order
3214 when issuing the annuling marker.
3216 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3219 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
3220 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
3222 2003-03-28 Alan Modra <amodra@bigpond.net.au>
3224 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
3226 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3227 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3228 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3229 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3230 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3231 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3232 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3234 2003-03-28 Alan Modra <amodra@bigpond.net.au>
3236 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
3237 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
3238 notes after hoisting.
3239 (load_mems): Adjust replace_loop_mems call.
3241 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3242 Richard Henderson <rth@redhat.com>
3244 PR target/10114 and PR target/10084
3245 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
3247 2003-03-27 Richard Henderson <rth@redhat.com>
3249 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
3251 2003-03-27 Roger Sayle <roger@eyesopen.com>
3253 * fold-const.c (fold_inf_compare): New function to simplify FP
3254 comparisons against +Infinity or -Infinity.
3255 (fold): Optimize floating point comparisons against Infs and NaNs.
3257 2003-03-27 Janis Johnson <janis187@us.ibm.com>
3259 * libgcov.c: Provide only dummy functions if libc is not available.
3261 2003-03-27 Richard Henderson <rth@redhat.com>
3263 * real.h (struct real_value): Add signalling.
3264 (EXP_BITS): Decrement.
3265 * real.c (get_canonical_qnan): Don't set MSB-1.
3266 (get_canonical_snan): Likewise. Set signalling.
3267 (real_identical): Compare signalling.
3268 (round_for_format): Remove force-one-bit on code.
3269 (real_nan): Likewise. Set signalling.
3270 (encode_ieee_single): Add force-one-bit code; honor signalling.
3271 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
3272 (decode_ieee_single): Set signalling.
3273 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
3275 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
3278 * ada/Makefile.in (gnatlib configuration for HPUX): Split
3279 the general section for HPUX into specific sections for
3280 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
3283 2003-03-27 Glen Nakamura <glen@imodulo.com>
3286 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
3287 while incrementing giv.
3288 (record_biv): Check for duplicate biv locations and
3289 set (struct induction *) v->same if found.
3291 2003-03-27 David Mosberger <davidm@hpl.hp.com>
3293 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
3294 v0.9 API change: replace read of UNW_REG_HANDLER with
3295 unw_get_proc_info().
3296 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
3297 with unw_get_proc_info().
3298 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
3299 unw_get_proc_info().
3301 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
3303 * config/rs6000/8540.md: Use presence_set instead of absence_set.
3305 2003-03-26 Richard Henderson <rth@redhat.com>
3307 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
3309 2003-03-26 Roger Sayle <roger@eyesopen.com>
3311 PR bootstrap/10051, PR bootstrap/10169.
3312 * mips-tfile.c (init_file): Don't provide a static initializer.
3313 (initialize_init_file): Initialize the contents of init_file.
3314 (add_file): Call initialize_init_file if not already initialized.
3316 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
3318 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
3319 registers used for global asm variables.
3320 (s390_frame_info, s390_arg_frame_offset): Likewise.
3321 (s390_emit_prologue, s390_emit_epilogue): Likewise.
3323 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
3325 * config/rs6000/8540.md: New file.
3327 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
3328 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
3329 reservations for imul.
3331 * config/rs6000/rs6000.md: Include 8540.md. Change
3332 delayed_compare onto mult_compare for insns generating
3334 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
3335 New type attribute values.
3337 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
3338 fpsimple instead of fp.
3339 (*divsf3_gpr): Use type vecfdiv instead of fp.
3340 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
3341 instead of vecfloat.
3342 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
3343 (spe_brinc): Use type brinc instead of veccomplex.
3344 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
3346 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
3347 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
3348 *movv2sf_internal): Define type attribute values for all
3350 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
3352 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
3353 instead of fpcompare.
3355 2003-03-26 David Edelsohn <edelsohn@gnu.org>
3357 * config/rs6000/power4.md: Allow delay between dispatch and
3358 function units for simple instructions. Correct store units.
3359 Allow branch to occupy as many dispatch slots as necessary.
3361 2003-03-26 Jakub Jelinek <jakub@redhat.com>
3363 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
3364 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
3365 zero extend old to it.
3366 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
3369 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
3372 * reload.c (find_reloads_address): Handle
3373 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
3376 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
3379 * version.c: Reference the GCC web site in the URL.
3381 2003-03-26 Alan Modra <amodra@bigpond.net.au>
3383 * c-incpath.c (add_standard_paths): Add both "translated" and
3384 non-translated header paths.
3386 2003-03-25 Loren James Rittle <ljrittle@acm.org>
3388 * doc/install.texi (*-*-freebsd*): Update with known status.
3390 2003-03-21 Jason Merrill <jason@redhat.com>
3392 PR optimization/10171
3393 * unroll.c (unroll_loop): Don't delete the jump at the end unless
3394 we also delete a jump at the beginning.
3396 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
3398 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
3401 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
3403 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
3404 constants are not expensive.
3406 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
3409 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
3410 jump jumping to the next instruction.
3411 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3413 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3415 * doc/passes.texi (Passes): Properly document that we do not
3416 perform jump2 any longer; remove command-line option -dJ.
3418 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3420 PR optimization/8746
3421 * config/i386/i386.md (and promoting splitters): Disable HImode to
3422 SImode promoting when the sign bit matters and is not preserved, or
3423 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
3426 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
3428 * config/h8300/h8300.md (a peephole2): Extend to support loads
3429 in QImode and HImode.
3431 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
3433 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
3435 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
3436 (MULTILIB_EXCEPTIONS): Likewise.
3437 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
3438 by calling some board support routine.
3439 ("call_value"): Likewise.
3440 ("*return_void"): Likewise for return.
3441 ("*return_16bit"): Likewise.
3442 ("*return_32bit"): Likewise.
3443 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
3445 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
3446 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
3447 -mlong-calls for 68HC11.
3448 * config/m68hc11/larith.asm (declare_near): New macro.
3449 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
3450 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
3451 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
3452 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
3453 (__mulhi32): Likewise.
3454 (ret): Update macro for 68HC11.
3455 (__far_trampoline): Implement for 68HC11.
3456 (__call_a16, __call_a32, __return_void, __return_16): New support
3457 routines for 68HC11 memory bank switching calling support.
3458 (__return_32): Likewise.
3460 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
3462 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
3464 2003-03-24 Janis Johnson <janis187@us.ibm.com>
3466 * doc/install.texi (Testing): Mention test result links from build
3469 2003-03-24 Mark Mitchell <mark@codesourcery.com>
3471 * function.c (put_var_into_stack): Change bool parameter to int.
3472 (gen_mem_addressof): Likewise.
3473 * rtl.h (gen_mem_addressof): Likewise.
3474 * tree.h (put_var_into_stack): Likewise.
3475 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
3476 gen_mem_addressof or put_var_into_stack.
3477 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3478 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
3480 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
3482 * config/h8300/h8300.md (a peephole2): New.
3484 2003-03-24 Jakub Jelinek <jakub@redhat.com>
3486 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
3488 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3490 * doc/contrib.texi (Contributors): Update Janis Johnson.
3492 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3495 * combine.c (simplify_if_then_else): Check that the mode
3496 has MODE_INT class before applying the (OP Z (mult COND C2))
3499 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3501 PR optimization/9414
3502 * config/sparc/sparc.md (widening peepholes): Use
3503 widen_memory_access instead of change_address.
3505 2003-03-23 Mark Mitchell <mark@codesourcery.com>
3508 * c-typeck.c (c_mark_addressable): Adjust calls to
3510 * expr.c (expand_expr): Likewise.
3511 * function.c (put_var_into_stack): Add rescan parameter. Do not
3512 call fixup_var_refs when rescan is false.
3513 (gen_mem_addressof): Likewise.
3514 (assign_parms): Adjust calls to put_var_into_stack.
3515 (setjmp_protect): Likewise.
3516 (setjmp_protect_args): Likewise.
3517 * rtl.h (gen_mem_addressof): Change prototype.
3518 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
3519 * tree.h (put_var_into_stack): Change prototype.
3521 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
3524 * builtins.c (expand_builtin_fputs): When optimizing for size,
3525 don't transform fputs into fwrite.
3527 2003-03-23 Glen Nakamura <glen@imodulo.com>
3530 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
3531 when signedness changes for division or modulus.
3533 2003-03-24 Alan Modra <amodra@bigpond.net.au>
3535 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
3538 2003-03-23 Roger Sayle <roger@eyesopen.com>
3541 * stmt.c (expand_end_case_type): Check for overflow in range when
3542 determining whether to use a bit-test implementation.
3544 2003-03-23 Richard Henderson <rth@redhat.com>
3546 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
3548 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
3550 2003-03-23 Richard Henderson <rth@redhat.com>
3553 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
3554 from then_bb or else_bb after flow2.
3556 2003-03-23 Zack Weinberg <zack@codesourcery.com>
3558 * configure.in: Check whether it is necessary to link against
3560 * configure: Regenerate.
3561 * Makefile.in: Add LDEXP_LIB substitution variable.
3563 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
3565 * config/h8300/h8300.md: Fix comment typos.
3567 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3569 * pa.c (output_cbranch): Fix typo in comment.
3571 2003-03-22 Richard Henderson <rth@redhat.com>
3573 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
3576 2003-03-22 DJ Delorie <dj at redhat dot com>,
3577 Bruce Korb <bkorb at gnu dot org>
3579 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
3580 buggy Solaris 2.6 mutex/cond initializers.
3581 (solaris_mutex_init): Rename to solaris_mutex_init_2.
3582 * fixinc/fixincl.x: Regenerate.
3583 * fixinc/tests/base/pthread.h: Update.
3584 * fixinc/fixincl.c(initialize): be explicit about the default case
3585 and indicate verbose level when being very, very verbose.
3586 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
3588 2003-03-22 Andreas Jaeger <aj@suse.de>
3590 * config/i386/i386.c (ix86_init_machine_status): Return value.
3592 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3594 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
3595 conditional branch to the following instruction. Use next_real_insn
3596 instead of next_active_insn.
3597 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
3598 instead of next_active_insn.
3600 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
3602 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
3603 instead of 'm' constraint in forced-split alternatives.
3604 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
3605 VALIDATE_ADDRESS parameter to operand_subword.
3607 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
3609 * config/h8300/h8300.c (notice_update_cc): Correctly handle
3610 the case where the set destination is STRICT_LOW_PART.
3612 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
3614 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
3615 c30 instead of a c40 processor.
3617 2003-03-22 Alan Modra <amodra@bigpond.net.au>
3619 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
3621 2003-03-21 Zack Weinberg <zack@codesourcery.com>
3623 * c-common.c: Include intl.h.
3624 (shadow_warning): Rewrite to allow better diagnostic translations.
3625 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
3626 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
3628 * Makefile.in (c-common.o): Add intl.h.
3630 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
3632 * config.gcc: Remove 'float_format'.
3634 * fixproto: Define NULL and size_t in generated stdlib.h and
3635 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
3636 Rearrange file generation loop for readability. Generate time.h,
3637 string.h if missing.
3638 * tsystem.h: Include <string.h>, <time.h> unconditionally.
3639 * config.gcc: Blow away POSIX defines.
3641 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
3643 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
3645 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
3647 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
3648 writing .interrupt command.
3649 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
3650 if it's a far or near function.
3651 ("call_value"): Likewise.
3652 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
3654 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
3655 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
3656 (m68hc11_initial_elimination_offset): Set current_function_far
3657 according to attributes.
3658 (expand_prologue): Likewise.
3659 (trap_handler_symbol): New global to keep track of trap handlers.
3660 (m68hc11_encode_section_info): Mark symbol as far if needed; set
3662 (m68hc11_is_far_symbol): New function.
3663 (m68hc11_is_trap_symbol): New function.
3664 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
3665 (m68hc11_is_trap_symbol): Declare.
3667 2003-03-21 Jan Hubicka <jh@suse.cz>
3669 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
3670 only when amount of saved regs changed.
3671 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
3672 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
3674 2003-03-21 Jan Hubicka <jh@suse.cz>
3677 * function.c (instantiate_virtual_regs_lossage): New function.
3678 (instantiate_virtual_regs_1): Use it.
3679 (instantiate_virtual_regs): Do not continue in substition when insn has
3682 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
3684 * combine.c (make_field_assignment): Fix a warning.
3686 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
3688 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
3690 2003-03-21 Dale Johannesen <dalej@apple.com>
3692 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
3693 priority for R2 on Darwin.
3694 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
3696 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
3698 * combine.c (make_field_assignment): Remove unnecessary AND
3699 when storing into zero_extract.
3701 2003-03-21 Zack Weinberg <zack@codesourcery.com>
3703 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
3704 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
3705 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
3708 2003-03-21 DJ Delorie <dj@redhat.com>
3710 * optabs.c (init_integral_libfuncs): Make sure we init at least up
3711 to "long long" size words.
3713 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
3715 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
3716 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
3717 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
3719 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3722 * doc/extend.texi: Move misplaced paragraph about underscores in
3723 variables in macros.
3725 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3726 Richard Henderson <rth@redhat.com>
3728 PR optimization/8366
3729 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
3730 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
3731 PIC+SYMBOLIC_CONST in other modes than Pmode.
3732 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
3733 the form PIC+SYMBOLIC_CONST as mode dependent.
3735 2003-03-21 DJ Delorie <dj@redhat.com>
3737 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
3738 sure we always emit at least one insn.
3740 2003-03-21 Christopher Faylor <cgf@redhat.com>
3742 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
3743 stub t-cygming. Use common target header cygming.h. Add extra
3744 c_target_obj and cxx_target_obj file. Default cygwin to posix
3745 threading. Enforce i386 as float format.
3746 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
3747 Remove cygwin.h as target header. Use common target header
3748 cygming.h Enforce i386 as float format. Correct typo.
3749 * config/i386/cygming.h: New file, containing definitions
3750 common to mingw32 and cygwin.
3751 * config/i386/cygwin.h: Remove definitions common to cygwin and
3752 mingw. Simplify special spec logic. Define "wrappers" around
3753 certain include path defines to accommodate -mno-cygwin.
3754 Remove some #if 0'ed code.
3755 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
3756 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
3757 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
3758 * config/i386/mingw32.h: Remove definitions common to cygwin and
3760 (EXTRA_OS_CPP_BUILTINS): Adjust.
3761 (TARGET_VERSION): Define.
3762 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
3763 mingw32.h definitions.
3764 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
3765 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
3766 Add compilation rules for cygwin1.o cygwin2.o.
3767 * config/i386/cygwin1.c: New file.
3768 * config/i386/cygwin2.c: New file.
3769 * config/i386/t-cygming: New makefile stub.
3771 2003-03-20 Richard Henderson <rth@redhat.com>
3773 * fold-const.c (extract_muldiv_1): Revert changing order of
3774 operands in case MULT_EXPR of 2003-02-16 patch.
3776 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
3777 Merge changes from new-regalloc-branch
3779 From Michael Matz <matz@suse.de>
3780 * df.c (df_ref_record_1): Move init of loc to safe point.
3781 Only recurse on interesting things in parallels.
3782 Handle CLASS_CANNOT_CHANGE_MODE smarter.
3783 (df_uses_record): Ditto.
3785 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
3786 it's already okay to use memory operands in (IE doesn't require
3787 adding another insn or anything).
3789 2003-03-20 Richard Henderson <rth@redhat.com>
3792 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
3793 different from word_mode.
3795 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3797 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
3798 source operand to those that can be extracted with bld.
3800 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
3803 * arm.md (UNSPEC_PIC_BASE): New constant.
3804 (pic_add_dot_plus_four): Wrap with unspec.
3805 (pic_add_dot_plus_eight): Likewise.
3807 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3809 * config/h8300/h8300.md (*insv_si_1_n): New.
3810 (*insv_si_1_n_lshiftrt): Likewise.
3812 2003-03-20 Roger Sayle <roger@eyesopen.com>
3814 * fold-const.c (fold_mathfn_compare): New function to simplify
3815 comparisons against built-in math functions. Fold comparisons
3816 of sqrt against constants.
3817 (fold): Call fold_mathfn_compare when appropriate.
3819 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
3821 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
3824 2003-03-20 Per Bothner <pbothner@apple.com>
3826 Various cleanups to help compile server.
3828 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
3829 and pass that to _cpp_init_hashtable.
3830 (cpp_read_main_file): Drop hash_table* argument; don't call
3831 _cpp_init_hashtable.
3832 * cpplib.h: Update declarations to match.
3833 * c-opts.c (c_common_init_options): Pass ident_hash to
3835 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
3836 * fix-header.c (read_scan_file): Likewise pass NULL table to
3837 cpp_create_reader rather than cpp_read_main_file.
3839 * cppfiles.c (cpp_rename_file): Generalized and renamed
3841 * cpplib.h: Update declaration to match.
3842 * c-opts.c (push_command_line_line, finish_options): Change
3843 cpp_rename_file calls to cpp_change_file.
3845 * line-map.c (add_line_map): Allow leaving the outermost file.
3846 Allowing entering an outermost-file after the initial time.
3848 * toplev.c (pop_srcloc): Allow popping from initial file.
3850 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
3852 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
3854 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3856 * config/h8300/h8300.md (a peephole2): New.
3858 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3860 * config/h8300/h8300.md (*addsi3_and_r_1): New.
3861 (*addsi3_and_not_r_1): Likewise.
3863 2003-03-19 Loren James Rittle <ljrittle@acm.org>
3865 * Makefile.in (STRICT2_WARN): Add @WERROR@.
3866 (GCC_WARN_CFLAGS): Remove $(WERROR).
3867 (fixinc.sh-warn): New.
3868 * ada/Make-lang.in (ada-warn): Add $(WERROR).
3869 * cp/Make-lang.in (cp-warn): Add $(WERROR).
3870 * f/Make-lang.in (f-warn): Add $(WERROR).
3871 * java/Make-lang.in (java-warn): Add $(WERROR).
3872 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
3874 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
3876 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
3877 langhooks-def.h (lhd_tree_dump_dump_tree),
3878 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
3879 Change return type from 'int' to 'bool'. Replace 0 and 1 with
3880 true and false in return statements.
3882 2003-03-19 Kevin Buettner <kevinb@redhat.com>
3884 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
3885 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
3886 DWARF_INITIAL_LENGTH_SIZE.
3887 (output_compilation_unit_header, output_pubnames, output_aranges)
3888 (output_line_info): Output 0xffffffff escape value for 64-bit
3890 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
3892 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
3894 * config/s390/s390.c (s390_preferred_reload_class): Do not
3895 force constants to the pool unless necessary.
3896 (s390_decompose_address): Prefer to use pointer as base,
3898 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
3900 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
3901 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
3902 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
3903 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
3904 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
3906 2003-03-19 Jan Hubicka <jh@suse.cz>
3908 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
3909 * i386.c (use_fast_prologue_epilogue): Remove.
3910 (ix86_frame): New field save_regs-using_mov;
3911 (ix86_compute_frame_layout): Decide on fast prologues;
3912 allocate saved registers in red zone.
3913 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
3915 2003-03-19 Nick Clifton <nickc@redhat.com>
3917 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
3919 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3922 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
3923 * pa-protos.h (output_lbranch): New prototype.
3924 * pa.c (compute_frame_size): Change size of the frame marker on the
3925 64-bit ports to 48 bytes.
3926 (pa_output_function_prologue): Document why SAVE_SP is set.
3927 (hppa_expand_prologue): Save previous stack pointer into frame marker
3928 on targets which use the hpux unwind library.
3929 (output_cbranch): Use output_lbranch.
3930 (output_lbranch): New function to output long unconditional branches.
3931 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
3932 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
3934 * pa.md (jump): Use output_lbranch.
3935 (allocate_stack): New expander for dynamic stack allocation.
3937 2003-03-19 Alan Modra <amodra@bigpond.net.au>
3939 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
3940 when debugging on XCOFF targets. Delete "abi" temp.
3943 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
3945 2003-03-18 Jakub Jelinek <jakub@redhat.com>
3947 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
3948 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
3949 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3951 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
3952 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
3953 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3955 2003-03-18 Geoffrey Keating <geoffk@apple.com>
3957 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
3958 the result of machopic_function_base_name.
3959 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
3960 string rather than a static array.
3962 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
3964 * gengtype.c: Include rtl.h.
3965 (enum rtx_code): Don't define.
3966 (rtx_format): Make declaration match rtl.h.
3967 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
3969 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
3970 * Makefile.in (gengtype.o): Update dependencies.
3972 2003-03-18 Andreas Schwab <schwab@suse.de>
3974 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
3977 2003-03-18 Geoffrey Keating <geoffk@apple.com>
3979 * function.c (next_block_index): Mark with GTY.
3981 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
3983 2003-03-18 Richard Henderson <rth@redhat.com>
3985 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
3986 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
3989 2003-03-18 Richard Henderson <rth@redhat.com>
3991 * builtins.c (expand_builtin_unop): New target_mode operand;
3992 use it to convert the result to the correct mode.
3993 (expand_builtin): Update all callers.
3995 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
3997 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
3999 2003-03-18 Jan Hubicka <jh@suse.cz>
4001 * i386.md: Fix previous commit that mistakely applied the patch
4004 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
4006 (memrefs_conflict_p): Likewise.
4007 (addr_side_effect_eval): Canonicalize the constructed address.
4009 2003-03-18 Jan Hubicka <jh@suse.cz>
4011 * i386.md (cvtts?2si peep2): New.
4013 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
4015 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
4017 2003-03-18 Andreas Schwab <schwab@suse.de>
4019 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
4022 2003-03-17 Jason Merrill <jason@redhat.com>
4025 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
4026 an unaligned member of TREE_ADDRESSABLE type.
4028 2003-03-18 Alan Modra <amodra@bigpond.net.au>
4030 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
4031 (TARGET_PROFILE_KERNEL): Define.
4032 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
4033 (PROFILE_BEFORE_PROLOGUE): Don't define.
4034 (PROFILE_KERNEL): Remove hacks.
4035 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
4036 (rs6000_stack_info): No need to save lr if just for profiling when
4037 TARGET_PROFILE_KERNEL.
4038 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
4039 (output_function_profiler): Localize label generation. Emit code
4040 for kernel profiling.
4042 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
4044 * config/h8300/h8300-protos.h: Add a prototype for
4045 byte_accesses_mergeable_p.
4046 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
4047 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
4048 (a splitter): Likewise.
4049 (*iorsi3_ashift_16_ashift_24): Likewise.
4050 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
4052 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4054 * dwarf2asm.h: Delete obsolete comment.
4055 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
4056 dw2_asm_output_pcrel, dw2_asm_output_addr,
4057 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
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