| blob | 4768d57f338b49fd44d330d3301e0ee55934646a |
1 2003-04-28 Nick Clifton <nickc@redhat.com>
3 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Remove definition.
5 2003-04-27 Zack Weinberg <zack@codesourcery.com>
7 * expr.c (expand_expr <COMPLEX_CST, STRING_CST>): Always call
8 output_constant_def, use its result instead of TREE_CST_RTL (exp).
9 Can assume it has the form (mem (symbol_ref ".LCxxx")).
10 (expand_expr <COMPONENT_REF>): Can always just extract the
11 relevant field of a CONSTRUCTOR.
12 (expand_expr <ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF,
13 ARRAY_RANGE_REF>): Make control flow explicit.
14 * varasm.c (output_constant_def): Can look at TREE_CST_RTL of
15 an INTEGER_CST.
17 2003-04-27 Kazu Hirata <kazu@cs.umass.edu>
19 * reload1.c (reg_set_luid): Fix a comment typo.
21 2003-04-27 Zack Weinberg <zack@codesourcery.com>
23 * varasm.c (const_str_htab_hash, const_str_htab_eq, STRHASH,
24 struct deferred_string, const_str_htab): Kill.
25 (n_deferred_strings): New static variable.
26 (build_constant_desc): Set SYMBOL_REF_DECL of the new
27 symbol_ref to point to the constant.
28 (output_constant_def): When a deferred string is forced out,
29 just clear STRING_POOL_ADDRESS_P and decrement n_deferred_strings.
30 (mark_constant): Likewise.
31 (maybe_output_constant_def_contents): When deferring a string
32 constant, just set STRING_POOL_ADDRESS_P and increment
33 n_deferred_strings.
34 (mark_constant_pool): Check n_deferred_strings, not the size
35 of const_str_htab.
36 (init_varasm_once): No need to create const_str_htab.
38 * rtl.def, rtl.h, doc/rtl.texi: Document possibility that
39 SYMBOL_REF_DECL points to a constant.
41 2003-04-26 Zack Weinberg <zack@codesourcery.com>
43 * varasm.c (output_constant_def): Split out two new static
44 functions, build_constant_desc and maybe_output_constant_def_contents.
45 Restructure for comprehensibility. Don't call
46 output_addressed_constants. Treat defstr being non-NULL for
47 STRING_POOL_ADDRESS_P constants as an invariant.
48 (struct deferred_string): Remove labelno field.
49 (output_constant_def_contents): Kill labelno argument. Call
50 output_addressed_constants here. Use ASM_OUTPUT_LABEL, not
51 asm_out.internal_label.
52 (mark_constant): Update call to output_constant_def_contents.
53 Treat defstr being non-NULL for STRING_POOL_ADDRESS_P
54 constants as an invariant.
56 2003-04-26 Richard Henderson <rth@redhat.com>
58 * config/i386/i386.c (output_pic_addr_const): Use SYMBOL_REF_LOCAL_P.
59 (ix86_expand_call, ix86_rtx_consts): Likewise.
61 2003-04-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
63 * doc/md.texi (cmpstr): Document additional restrictions.
65 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
67 * flags.h (time_report): Remove.
68 * timevar.c (timevar_enable): New.
69 (TIMEVAR_ENABLE): Remove, use timevar_enable.
70 (timevar_init): Rename from init_timevar.
71 * timevar.h (timevar_init): Rename from init_timevar.
72 * toplev.c (time_report): Make static.
73 (do_compile): Conditionally call init_timevar first.
74 (preprocess_options): Move some code to do_compile.
76 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
78 * doc/install.texi (Binaries): Mention binaries for HC11/HC12.
80 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
82 * _cpp_lex_direct: Remove pointless code.
84 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
86 * doc/extend.texi (Function Attributes): Document "near" and "far"
87 for 68HC11 and 68HC12.
89 2003-04-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
91 * expr.c (store_field): When making temporary for store, don't
92 make it TYPE_QUAL_CONST.
94 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
96 * toplev.c (read_integral_parameter): Use "argument" in error
97 message to distinguish it from actual invalid options.
99 2003-04-25 Bob Wilson <bob.wilson@acm.org>
101 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Back out previous
102 addition of __PIC__ and __pic__ macros.
103 * config/xtensa/xtensa.h: Clean up indentation.
105 2003-04-25 Bob Wilson <bob.wilson@acm.org>
107 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Remove definition of
108 _GNU_SOURCE. Add definitions of __PIC__ and __pic__.
109 (SUBTARGET_CPP_SPEC): Define.
110 (LIB_SPEC): Delete.
111 * config/xtensa/xtensa-protos.h (xtensa_declare_object): Delete.
112 * config/xtensa/xtensa.c (xtensa_declare_object): Delete.
113 * config/xtensa/xtensa.h (CPP_SPEC, SUBTARGET_CPP_SPEC, EXTRA_SPECS):
114 Define.
115 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
116 (ASM_OUTPUT_ALIGNED_BSS, BSS_SECTION_ASM_OP): Define.
118 2003-04-25 H.J. Lu <hjl@gnu.org>
120 * config/ia64/ia64.c (ia64_expand_compare_and_swap): Add rmode
121 for return mode.
122 (ia64_expand_builtin): Set rmode to SImode for
123 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI,
124 IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI and
125 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI. Set remode to DImode
126 for IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI.
128 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
130 * configure.in (make_compare_target): Test for GNU cmp and set this
131 variable appropriately.
132 * Makefile.in (compare, compare3, compare4, compare-lean, compare3-lean,
133 compare4-lean): Rename actual targets to slowcompare*. New compare*
134 targets depend on names based on make_compare_target.
135 * configure: Regenerated.
137 2003-04-25 Richard Henderson <rth@redhat.com>
139 * config/ia64/ia64.c (ia64_compute_frame_size): Allow inline asm
140 to clobber ar.pfs and ar.unat.
141 (ia64_expand_prologue): Force alloc instruction if ar.pfs saved;
142 fix test for spilling ar.pfs to the stack.
144 2003-04-25 Richard Henderson <rth@redhat.com>
146 PR opt/10315
147 * config/rs6000/rs6000.c (rs6000_emit_move): Only elide proper
148 checks during reload; use validize_mem instead of adjust_address.
150 2003-04-26 Ben Elliston <bje@wasabisystems.com>
152 * config/arm/arm.c (arm_adjust_cost): Correct logic that tests the
153 return values from recog_memoized().
155 2003-04-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
157 PR opt/8705
158 * gcse.c (try_replace_reg): On a successful substitution of a constant
159 into a single set, try to simplify the source of the set.
160 * loop.c (scan_loop): Don't try to optimize a MODE_CC set with a
161 constant source.
163 2003-04-24 Neil Booth <neil@daikokuya.co.uk>
165 * cpplex.c (cpp_token_len): Tighten up.
166 (cpp_token_as_text): Need extra byte now.
167 * cpplib.c (glue_header_name): Need extra 2 bytes.
168 * cppmacro.c (cpp_macro_definition): Need extra byte.
170 2003-04-24 Alexander Kabaev <kan@FreeBSD.ORG>
172 * config/sparc/sparc.md (umulsidi3, mulsidi3): Avoid using
173 const_umulsidi3_sp32 and const_mulsidi3_sp32 on 64bit targets
174 where they might be not present. Use their _sp64 equivalent
175 instead.
177 Thu Apr 24 20:42:12 CEST 2003 Jan Hubicka <jh@suse.cz>
179 * i386.md (cvtsi2sdq): Fix typo in previous patch.
181 2003-04-24 Krister Walfridsson <cato@df.lth.se>
183 * configure.in: Check whether mbstowcs works.
184 * configure, config.in: Regenerate.
185 * intl.c: Use HAVE_WORKING_MBSTOWCS.
187 2003-04-24 H.J. Lu <hjl@gnu.org>
189 * config/ia64/ia64.c (ia64_init_builtins): Add si_ftype_pdi_di_di
190 for __sync_bool_compare_and_swap_di for int return type.
192 * config/ia64/ia64intrin.h (__sync_bool_compare_and_swap_di):
193 Change return type to int.
194 (__sync_bool_compare_and_swap): Likewise.
196 Thu Apr 24 16:55:26 CEST 2003 Jan Hubicka <jh@suse.cz>
198 * cfgbuild.c (make_edges): Do not use next_nonnote_insn when
199 looking for fallthru edge.
201 * athlon.md (athlon-agu, athlon-store, athlon-fany, athlon-faddmul):
202 Fix.
203 (athlon-load2, athlon-store2, athlon-fpsched, athlon-fpload,
204 athlon-fvector): New.
205 (athlon_*): Revisit to match new optimization guide.
206 * i386.c (ix86_adjust_cost): Fix memory operand costs on Athlon/k8
207 * i386.md (cvt??2?? patterns): Fix modes.
208 (fistp patterns): Set modes.
210 Accidentaly commited with my earlier reload patch:
211 PR c/10308
212 * reload.c (find_reloads_address_1): Reload plus at the place of
213 index register.
215 2003-04-24 Nathan Sidwell <nathan@codesourcery.com>
217 New GCOV_TAG_FUNCTION layout
218 * coverage.c (struct function_list): Replace name with ident.
219 (struct counts_entry): Likewise.
220 (fn_ident): New.
221 (htab_counts_entry_hash, htab_counts_entry_eq,
222 htab_counts_entry_del): Adjust.
223 (reads_count_file, get_coverage_counts,
224 coverage_begin_output, coverage_end_function): Adjust.
225 (build_fn_info_type, build_fn_info_value): Likewise.
226 * gcov-dump.c (tag_function): Adjust.
227 * gcov-io.c (gcov_write_string, gcov_read_string): Not in LIBGCOV.
228 * gcov-io.h (gcov_write_string, gcov_read_string): Not in LIBGCOV.
229 * gcov.c (struct function_info): Add ident.
230 (read_graph_file, read_count_file): Adjust.
231 * libgcov.c (gcov_exit): Adjust.
233 2003-04-23 Richard Henderson <rth@redhat.com>
235 PR opt/8300
236 * toplev.c (rest_of_compilation): Delay no_new_pseudos until
237 after initialize_uninitialized_subregs; update reg info assuming
238 new pseudos were created.
240 2003-04-23 Neil Booth <neil@daikokuya.co.uk>
242 * Makefile.in (c-lex.o, LIBCPP_OBJS, cpplex.o): Update.
243 * c-lex.c (MULTIBYTE_CHARS): Remove conditionals.
244 (lex_string): Take cpp_string with full spelling.
245 (cb_ident): Update.
246 (c_lex): Update diagnostics.
247 * cpplex.c (SPELL_NUMBER, SPELL_STRING): Combine into SPELL_LITERAL.
248 (create_literal): New.
249 (lex_string): Unterminated literals have type CPP_OTHER.
250 (_cpp_lex_direct): Update calls to lex_string. Use create_literal
251 for CPP_OTHER.
252 (cpp_token_len, cpp_spell_token, cpp_output_token): Simplify.
253 (_cpp_equiv_tokens, cpp_interpret_charconst): Update.
254 * cpplib.c (parse_include, do_line, do_linemarker,
255 destringize_and_run): Update for token storing full spelling.
256 * cpplib.h: Update token spelling types.
257 * cppmacro.c (stringify_arg, check_trad_stringification):
258 Update for token storing full spelling.
260 2003-04-23 Ulrich Weigand <uweigand@de.ibm.com>
262 * config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
264 2003-04-23 Richard Earnshaw <rearnsha@arm.com>
266 * arm.h (TARGET_OPTIONS): Add value field.
268 2003-04-23 Mark Mitchell <mark@codesourcery.com>
270 * doc/extend.texi: Remove duplicate 2003 copyright date.
272 2003-04-23 Nathan Sidwell <nathan@codesourcery.com>
274 * Makefile.in (LIBGCC_DEPS): Add gcov headers.
275 (libgcov.a): Depends on LIBGCC_DEPS.
276 * basic-block.h (profile_info): Moved here from coverage.h. Made
277 a pointer.
278 * coverage.c (struct function_list): Fixed array of counter types.
279 (struct counts_entry): Keyed by counter type, contains summary.
280 (profile_info): Moved to profile.c.
281 (prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global
282 vars.
283 (profiler_label): Remove.
284 (ctr_labels): New.
285 (set_purpose, label_for_tag, build_counter_section_fields,
286 build_counter_section_value, build_counter_section_data_fields,
287 build_counter_section_data_values, build_function_info_fields,
288 build_function_info_value, gcov_info_fields, gcov_info_value): Remove.
289 (build_fn_info_type, build_fn_info_value, build_ctr_info_type,
290 build_ctr_info_value, build_gcov_info): New.
291 (htab_counts_entry_hash, htab_counts_entry_eq): Adjust.
292 (reads_counts_file): Adjust.
293 (get_coverage_counts): Takes counter number. Add summary
294 parameter. Adjust.
295 (coverage_counter_ref): Tkaes counter number. Adjust. Lazily
296 create counter array labels.
297 (coverage_end_function): Adjust.
298 (create_coverage): Adjust.
299 (find_counters_section): Remove.
300 * coverage.h (MAX_COUNTER_SECTIONS): Remove.
301 (struct section_info, struct profile_info): Remove.
302 (profile_info): Moved to basic-block.h.
303 (coverage_counter_ref): Takes a counter number.
304 (get_coverage_counts): Takes a counter number. Added summary
305 parameter.
306 (find_counters_section): Remove.
307 * gcov-dump.c (tag_arc_counts): Rename to ...
308 (tag_counters): ... here. Adjust.
309 (tag_table): Move tag_counters to 3rd entry. Remove
310 PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries.
311 (dump_file): Check for counter tag values here.
312 (tag_summary): Adjust.
313 * gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust.
314 * gcov-io.h (GCOV_LOCKED): New.
315 (GCOV_TAG_ARC_COUNTS): Rename to ...
316 (GCOV_TAG_COUNTS_BASE): ... here.
317 (GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY):
318 Remove.
319 (GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New.
320 (GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG,
321 GCOV_TAG_IS_COUNTER): New.
322 (struct gcov_ctr_summary): New.
323 (struct gcov_summary): Adjust.
324 (struct gcov_counter_section): Remove.
325 struct gcov_counter_section_data): Remove.
326 (struct gcov_function_info): Rename to ...
327 (struct gcov_fn_info): ... here. Adjust.
328 (struct gcov_ctr_info): New.
329 (struct gcov_info): Adjust.
330 * gcov.c (read_count_file): Adjust.
331 (output_lines): Adjust.
332 * libgcov.c (gcov_exit): Adjust.
333 (__gcov_flush): Adjust.
334 * mklibgcc.in (libgcc2_c_dep): Add gcov headers.
335 * predict.c (maybe_hot_bb_p, probably_cold_bb_p,
336 probably_never_executed_bb_p, compute_frequency_function): Adjust
337 profile_info use.
338 * profile.c (struct counts_entry): Remove.
339 (profile_info): Define here.
340 (get_exec_counts): Adjust get_coverage_counts call.
341 (compute_branch_probablilities): Remove find_counters_section
342 call.
343 (gen_edge_profiler): Adjust coverage_counter_ref call.
344 * tracer.c (tail_duplicate): Adjust profile_info use.
346 2003-04-23 Roger Sayle <roger@eyesopen.com>
348 PR optimization/10339
349 * builtins.c (expand_builtin_strcmp): Try to emit cmpstrsi insn
350 directly instead of unsafely transforming call into a memcmp.
351 (expand_builtin_strncmp): Likewise.
353 2003-04-22 Roger Sayle <roger@eyesopen.com>
355 * alias.c (mark_constant_function): Check for constancy and
356 purity even of void functions. Update both the function decl
357 and the cgraph RTL info with the results.
359 2003-04-22 Roger Sayle <roger@eyesopen.com>
361 * real.c (do_add): Change to return a bool indicating that the
362 result of the operation may be inexact due to loss of precision.
363 (do_multiply): Likewise.
364 (do_divide): Likewise.
366 2003-04-22 Geoffrey Keating <geoffk@apple.com>
367 Loren James Rittle <ljrittle@acm.org>
369 * dwarf2out.c (fde_table_allocated): Mark with GTY.
370 (decl_die_table_allocated): Likewise.
371 (abbrev_die_table_allocated): Likewise.
372 (line_info_table_allocated): Likewise.
373 (separate_line_info_table_allocated): Likewise.
374 (pubname_table_allocated): Likewise.
375 (arange_table_allocated): Likewise.
376 (ranges_table_allocated): Likewise.
377 (decl_die_table_in_use): Unconditionalize; mark with GTY.
378 (abbrev_die_table_in_use): Likewise.
379 (line_info_table_in_use): Likewise.
380 (separate_line_info_table_in_use): Likewise.
381 (pubname_table_in_use): Likewise.
382 (arange_table_in_use): Likewise.
383 (ranges_table_in_use): Likewise.
384 (have_location_lists): Likewise.
385 (emitcount): New GTY-marked static, moved...
386 (maybe_emit_file): ...from here.
387 (label_num): New GTY-marked static, moved...
388 (gen_internal_sym): ...from here.
390 2003-04-22 Richard Henderson <rth@redhat.com>
392 PR 8866
393 * rtl.h (MEM_NOTRAP_P): New.
394 (MEM_COPY_ATTRIBUTES): Copy it.
395 * rtlanal.c (may_trap_p): Check it.
396 * expr.c (do_tablejump): Set it.
397 * doc/rtl.texi (Flags): Document it.
399 * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.
401 2003-04-22 Olivier Hainque <hainque@act-europe.fr>
403 * config/alpha/alpha.c (alpha_expand_prologue [OPEN_VMS_ABI]): Don't
404 set FRP on stack adjustment for outgoing args if frame_pointer_needed.
406 2003-04-22 Vincent Celier <celier@gnat.com>
408 * gthr-gnat.h, gthr-gnat.c: new sources for implementation of
409 --enable-threads=gnat.
410 * Makefile.in: Add gthr-gnat.c to LIB2ADDEH.
411 * configure.in: Add gnat to the list of thread packages
412 * configure: Rebuild.
413 * config/t-linux: Add gthr-gnat.c to LIB2ADDEH and LIB2ADDEHDEP
415 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
417 * cpplex.c (_cpp_get_fresh_line): Pop the buffer if return_at_eof.
419 2003-04-22 Devang Patel <dpatel@apple.com>
421 * cpptrad.c (_cpp_replacement_text_len): Add check for macro
422 parameter count.
423 (_cpp_copy_replacement_text): Same.
425 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
427 * c-lex.c (c_lex): Handle CPP_OTHER differently.
428 * cppexp.c (_cpp_parse_expr): Similarly.
429 * cpplex.c (SPELL_CHAR): Remove.
430 (_cpp_lex_direct): Stray chars are saved as byte strings.
431 (cpp_spell_token, cpp_output_token, _cpp_equiv_token): Don't
432 handle SPELL_CHAR.
433 (cpp_avoid_paste): Update handling of CPP_OTHER.
434 * cpplib.h: Spell CPP_OTHER like a number.
435 (struct cpp_token): Remove member c.
436 * cppmacro.c (stringify_arg): Update handling of CPP_OTHER.
438 2003-04-22 David Turner <novalis@gnu.org>
440 * gbl-ctors.h: Add special license exception.
441 * libgcc2.h: Likewise.
442 * tsystem.h: Likewise.
443 * gcov-io.h: Likewise.
445 2003-04-22 David Edelsohn <edelsohn@gnu.org>
447 * fold-const.c (fold_range_test): Use RANGE_TEST_NON_SHORT_CIRCUIT
448 macro defaulting to original BRANCH_COST heuristic.
449 * doc/tm.texi (RANGE_TEST_NON_SHORT_CIRCUIT): Document.
451 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Define.
453 2003-04-22 Aldy Hernandez <aldyh@redhat.com>
455 * config/rs6000/t-spe: Merge in t-fprules into file.
457 * config.gcc: Add t-spe to powerpc-eabispe.
459 2003-04-22 Kean Johnston <jkj@sco.com>
461 * tlink.c (recompile_files): Add missing '=' to putenv calls
463 2003-04-22 Nathan Sidwell <nathan@codesourcery.com>
465 * ginclude/stddef.h: Provide C++ safe offsetof.
467 2003-04-22 J"orn Rennecke <joern.rennecke@superh.com>
469 * function.c (purge_addressof_1): In (mem (addressof (reg))) case
470 for reg notes, if there are no substitutions, just use a SUBREG.
472 2003-04-21 Mark Mitchell <mark@codesourcery.com>
474 * Makefile.in (calls.o): Depend on except.h.
475 * calls.c: Include except.h.
476 (emit_call_1): Call note_eh_region_may_contain_throw if
477 appropriate.
478 * except.c (eh_region): Add may_contain_throw.
479 (expand_eh_region_end_cleanup): Do not include handler code when
480 it cannot be reached.
481 (note_eh_region_may_contain_throw): New function.
482 * except.h (note_eh_region_may_contain_throw): New function.
484 2003-04-21 Mark Mitchell <mark@codesourcery.com>
486 * config/i386/winnt.c (i386_pe_mark_dllimport): Revert previous
487 changes.
489 2003-04-21 Aldy Hernandez <aldyh@redhat.com>
491 * config/rs6000/rs6000.c (rs6000_override_options): No SPE means
492 64-bit long doubles.
494 2003-04-21 Olivier Hainque <hainque@act-europe.fr>
496 * fold-const.c (fold, case PLUS_EXPR and case MULT_EXPR): Restore
497 a number of conversions required for type consistency and previously
498 stripped off by STRIP_NOPS.
500 * calls.c (expand_call): Prevent sibcall optimization for calls to
501 nested subprograms.
503 * expmed.c (extract_bit_field): Reverse operands of && condition to
504 prevent a potential division by zero in the previously first branch.
505 * config/pa/pa.md (extv, extzv): FAIL if the bitfield length is zero.
507 2003-04-21 Joel Brobecker <brobecker@gnat.com>
509 * dwarf2out.c (is_ada, is_ada_subrange_type): New functions.
510 (subrange_type_die): Likewise.
511 (modified_type_die): Emit a subrange_type DIE for Ada subrange types.
512 (is_c_family, is_cxx, is_java, is_fortran): Return bool and clean up.
514 2003-04-21 Nathan Sidwell <nathan@codesourcery.com>
516 Break out coverage routines to new file.
517 * Makefile.in (COVERAGE_H): New variable
518 (C_OBJS): Add coverage.o
519 (coverage.o): New target.
520 (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
521 dependencies.
522 (GTFILES): Adjust.
523 (gt-coverage.h): New target.
524 (gt-profile.h): Remove.
525 * profile.h: Remove. Move to ...
526 * coverage.h: ... here. New. #include gcov-io.h.
527 * gcov-io.h: Move function definitions to ...
528 * gcov-io.c: ... here. New.
529 * profile.c: Move coverage routines to coverage.c.
530 (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
531 end_branch_prob): Adjust.
532 * coverage.c: New. Coverage routines from profile.c
533 (coverage_counter_ref, coverage_init, coverage_finish,
534 coverage_end_function, coverage_begin_output,
535 coverage_counter_ref, get_coverage_counts): Define.
536 * gcov-dump.c, gcov.c: #include gcov-io.c.
537 * libgcov.c: Likewise. Adjust.
538 * loop-init.c: Don't #include profile.h
539 * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
540 * rtl.h: Add coverage prototypes.
541 * toplev.c (compile_file): Init coverage, not branch_prob.
542 Always call coverage_finish.
543 (rest_of_compilation): Call coverage_end_function.
545 2003-04-21 Matt Kraai <kraai@alumni.cmu.edu>
547 * config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case.
549 2003-04-21 Neil Booth <neil@daikokuya.co.uk>
551 * c-ppoutput.c (cb_include): Don't take a cpp_token.
552 * cppfiles.c: Don't undef strcmp.
553 (find_include_file): Don't take a cpp_token. Check for empty
554 file names.
555 (_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token.
556 (cpp_push_include): Simplify.
557 * cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update.
558 * cpplib.c (glue_header_name): Return the file name, not a cpp_token.
559 (parse_include): Similary. Don't check for zero-length filenames.
560 (do_include_common, do_pragma_dependency): Update accordingly.
561 * cpplib.h (struct cpp_callbacks): Change prototype of include.
563 2003-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
565 * doc/rtl.texi (RTX_UNCHANGING_P): Point to true_dependence for
566 details of conflict handling.
568 * fold-const.c (extract_muldiv, case CONVERT_EXPR): Detect case
569 when conversion overflows.
571 * stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set.
573 * expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
574 before clearing.
576 2003-04-21 Mark Mitchell <mark@codesourcery.com>
578 * config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL
579 have the same form as the old RTL.
581 2003-04-21 Andreas Jaeger <aj@suse.de>
583 * cppcharset.c (_cpp_valid_ucn): Cast field precision to int.
585 2003-04-20 Chris Lattner <sabre@nondot.org>
586 Zack Weinberg <zack@codesourcery.com>
588 * c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to
589 genrtl_cleanup_stmt. Correct comment at head of
590 genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP).
592 * stmt.c (struct nesting): Kill n_function_calls.
593 (expand_start_bindings): Don't set
594 thisblock->data.block.n_function_calls.
595 (expand_end_bindings): Compare function_call_count against 0.
596 (expand_cleanups): Kill DONT_DO argument; all callers passed
597 NULL_TREE. All callers updated to match.
599 2003-04-20 Zack Weinberg <zack@codesourcery.com>
601 * varasm.c (struct deferred_constant, defer_addressed_constants_flag)
602 (defer_addressed_constants, output_deferred_addressed_constants): Kill.
603 (output_constant_def): Remove code predicated on
604 defer_addressed_constants_flag.
606 * output.h: Remove prototypes of deleted functions.
607 * c-typeck.c (constructor_subconstants_deferred): Kill.
608 (struct initializer_stack): Remove 'deferred' field.
609 (start_init): Remove all references to the above.
610 (finish_init): Likewise. Also remove never-executed call to
611 output_deferred_addressed_constants. Pull assignment to
612 defstr out of if expression.
614 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
616 * cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH,
617 NOTE_NEWLINE): Remove.
618 * cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update
619 to handle new form of line note type.
621 2003-04-20 Zack Weinberg <zack@codesourcery.com>
623 * target.h (encode_section_info): Add new argument carrying
624 the RTL to be modified by the hook.
626 * varasm.c (make_decl_rtl, output_constant_def): Update calls
627 to encode_section_info.
628 (default_encode_section_info): Take and use RTL argument,
629 don't use TREE_CST_RTL or DECL_RTL.
630 * output.h: Update prototype of default_encode_section_info.
631 * config/darwin.h (ASM_DECLARE_OBJECT_NAME)
632 (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL):
633 Update calls to encode_section_info.
635 * config/darwin.c, config/arm/arm.c, config/arm/pe.c
636 * config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c
637 * config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c
638 * config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c
639 * config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c
640 * config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions):
641 Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL,
642 except for PE dllimport/dllexport. Update calls to
643 default_encode_section_info.
645 * config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h:
646 Update prototypes.
648 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update.
650 2003-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
652 PR/8705
653 * pa.md (movccfp): New expander.
654 (setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
655 Reverse fcmp conditions.
657 2003-04-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
659 * config/avr/avr.md (*cmpqi_sign_extend): Handle negative values
660 of operand 1 correctly.
662 2003-04-20 Nathan Sidwell <nathan@codesourcery.com>
664 * cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens.
665 * gcov.c (output_lines): Don't be so fussy about going past EOF.
667 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
669 * Makefile.in (LIBCPP_OBJS): Add cppcharset.o.
670 (cppcharset.o): New target.
671 * c-lex.c (is_extended_char): Move to cppcharset.c.
672 (utf8_extend_token): Delete.
673 * cppcharset.c: New file.
674 * cpphash.h (_cpp_valid_ucn): New.
675 * cpplex.c (lex_identifier): Update prototype.
676 (continues_identifier_p): Rename forms_identifier_p. Handle UCN
677 escapes.
678 (maybe_read_ucs): Rename maybe_read_ucn. Update to use code
679 in cppcharset.c.
680 (lex_number, lex_identifier, cpp_parse_escape): Update.
681 (_cpp_lex_direct): Update to handle UCNs.
682 (cpp_avoid_paste): Don't paste to form a UCN.
684 2003-04-19 Roger Sayle <roger@eyesopen.com>
686 * builtins.c (expand_builtin): Don't expand a pure or const
687 built-in function if the result will be ignored and none of
688 its arguments are volatile.
690 2003-04-19 Kean Johnston <jkj@sco.com>
692 * unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning
693 * config.gcc: make SCO use dbxelf.h and elfos.h; only use one
694 target fragment now: t-sco5; dont compile crti.o.
695 * config/i386/sco5.h: major overhaul to remove all COFF remnants
696 and to use elfos.h for most definitions.
697 (BSS_SECTION_ASM_OP): set correct segment attributes.
698 (PREFERED_DEBUGGING_TYPE): set to DWARF-2.
699 (DWARF2_UNWIND_INFO): Always set to 1.
700 (MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default.
701 (MD_STARTFILE_PREFIX_1): Define.
702 (MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS.
703 (DEFAULT_LINKER): Define if not specified to configure.
704 (CTORS_SECTION_ASM_OP): Remove COFF crud.
705 (DTORS_SECTION_ASM_OP): Remove COFF crud.
706 (WINT_TYPE): Define.
707 (SDB_DEBUGGING_INFO): Remove.
708 (EXTRA_SECTIONS): Likewise.
709 (EXTRA_SECTION_FUNCTIONS): Likewise.
710 (CTOR_LIST_BEGIN): Likewise.
711 (CTOR_LIST_END): Likewise.
712 (INIT_SECTION_FUNCTION): Likewise.
713 (FINI_SECTION_FUNCTION): Likewise.
714 (SUBTARGET_FRAME_POINTER_REQUIRED): Likewise.
715 (LOCAL_LABEL_PREFIX): Likewise.
716 (NON_SAVING_SETJMP): Likewise.
717 (RETURN_POPS_ARGS): Likewise.
718 (ASM_OUTPUT_SKIP): Likewise.
719 (TARGET_ASM_NAMED_SECTION): Likewise.
720 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
721 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
722 (ASM_OUTPUT_IDENT): Likewise.
723 (ASM_OUTPUT_CASE_LABEL): Likewise.
724 (ASM_OUTPUT_ASCII): Likewise.
725 (ASM_OUTPUT_LIMITED_STRING): Likewise.
726 (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
727 (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
728 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
729 (ASM_FINISH_DECLARE_OBJECT): Likewise.
730 (ASM_DECLARE_OBJECT_NAME): Likewise.
731 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
732 (ASM_DECLARE_FUNCTION_NAME): Likewise.
733 (ASM_DECLARE_RESULT): Likewise.
734 (ASM_WEAKEN_LABEL): Likewise.
735 (SUPPORTS_WEAK): Likewise.
736 (APPLY_RESULT_SIZE): Likewise.
737 (LPREFIX): Likewise.
738 (ALIGN_ASM_OP): Likewise.
739 (ASCII_DATA_ASM_OP): Likewise.
740 (IDENT_ASM_OP): Likewise.
741 (ASM_SHORT): Likewise.
742 (ASM_LONG): Likewise.
743 (TYPE_ASM_OP): Likewise.
744 (SIZE_ASM_OP): Likewise.
745 (STRING_ASM_OP): Likewise.
746 (SKIP_ASM_OP): Likewise.
747 (EH_FRAME_SECTION_ASM_OP): Likewise.
748 (READONLY_DATA_SECTION_ASM_OP): Likewise.
749 (INIT_SECTION_ASM_OP): Likewise.
750 (FINI_SECTION_ASM_OP): Likewise.
751 (TEXT_SECTION_ASM_OP): Likewise.
752 (DATA_SECTION_ASM_OP): Likewise.
753 (TYPE_OPERANT_FORMAT): Likewise.
754 (ASM_SPEC): Remove COFF code.
755 (STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support;
756 cause -pg to emit an error; use pcrt1elf.o with -pp
757 (ENDFILE_SPEC): Likewise.
758 (TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL.
759 (CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first.
760 (LINK_SPEC): Remove COFF crud; use -E for environment switch not -R;
761 add -z alt_resolve to support weak symbols the way GCC wants them.
762 (LIB_SPEC): Use the profiler libraries in -p or -pp mode.
763 (LIBGCC_SPEC): Dont use -lgcc in -G mode.
764 (ASM_PREFERED_EH_DATA_FORMAT): Remove.
765 * config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove.
766 (CRTSTUFF_T_CFLAGS_S): Define.
767 (MULTILIB_OPTIONS): Likewise.
768 (MULTILIB_DIRNAMES): Likewise.
769 (MULTILIB_MATCHES): Likewise.
770 (MULTILIB_EXTRA_OPTS): Likewise.
771 (LIBGCC): Likewise.
772 (INSTALL_LIBGCC): Likewise.
773 (crti.o): Remove.
774 * config/i386/t-sco5gas: Remove.
775 * doc/install.texi: Updated for new OpenServer instructions.
776 * testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported)
778 2003-04-19 Kean Johnston <jkj@sco.com>
780 * fixinc/check.tpl: Allow user to over-ride diff program.
781 * fixinc/inclhack.def: Removed extraneous #ifndef SVR5.
782 (sco_math): Added test for SCO math header files.
783 (sco_regset): Added check for conflicts with ieeefp.h.
784 (svr4_disable_opt): Removed extraneous #ifdef SVR4.
785 * fixinc/fixincl.x: Regenerated
786 * fixinc/tests/base/math.h: Added sco_math tests.
787 * fixinc/tests/base/string.h: New file.
788 * fixinc/tests/base/sys/regset.h: New file.
790 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
792 * cpphash.h (struct cpp_buffer): Remove backup_to.
793 * cpplex.c (BACKUP, get_effective_char): Die.
794 (_cpp_skip_block_comment): Assume '*' is location on entry.
795 (continues_identifier_p): Respect -fno-dollars-in-identifiers.
796 (IF_NEXT_IS): Update.
797 (_cpp_lex_direct): Don't use backup_to; look ahead directly.
799 2003-04-19 Matt Kraai <kraai@alumni.cmu.edu>
801 * README.Portability: Move to a new section and obsolete K+R
802 portability issues.
804 Sat Apr 19 14:56:17 CEST 2003 Jan Hubicka <jh@suse.cz>
806 * rtlanal.c (subreg_offset_representable_p): Fix call of
807 subreg_lowpart.
809 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
811 * cpphash.h (struct cpp_reader): New member warned_dollar.
812 * cpplex.c (continues_identifier_p): New function.
813 (parse_identifier, parse_number, parse_string): Rename lex_identifer,
814 lex_number and lex_string, and simplify.
815 (parse_slow, unescaped_terminator_p): Die.
816 (_cpp_lex_direct): Update.
818 2003-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
820 * calls.c (expand_call): Provide init for old_stack_pointer_delta.
822 2003-04-19 Nathan Sidwell <nathan@codesourcery.com>
824 * doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and
825 fork behaviour.
827 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
829 * cppexp.c (eval_token): Permit true and false even if pedantic.
831 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
833 * cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE.
835 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
837 * cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD,
838 MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove.
839 (struct include_file): Remove fefcnt, mapped members.
840 (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching.
841 (read_include_file): Don't use mmap, terminate buffers in '\r'.
842 (purge_cache): Don't use munmap.
843 * cpphash.h (CPP_BUF_COLUMN): Update.
844 (lexer_state): Remove lexing_comment.
845 (struct _cpp_line_note): New.
846 (struct cpp_buffer): New members cur_note, notes_used, notes_cap,
847 next_line and need_line. Remove col_adjust and saved_flags.
848 (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line,
849 _cpp_skip_block_comment, scan_out_logical_line): New.
850 (_cpp_init_mbchar): Remove.
851 * cppinit.c (init_library): Remove call to _cpp_init_mbchar.
852 (cpp_read_main_file): Set line to 1 earlier.
853 (post_options): -traditional-cpp doesn't want trigraphs.
854 * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this.
855 (add_line_note, _cpp_clean_line, _cpp_process_line_notes,
856 _cpp_get_fresh_line): New.
857 (handle_newline, skip_escaped_newlines, trigraph_p,
858 continue_after_nul, _cpp_init_mbchar): Remove.
859 (get_effective_char): Update.
860 (_cpp_skip_block_comment): Rename from skip_block_comment, simplify.
861 (skip_line_comment): Simplify.
862 (skip_whitespace, parse_identifier, parse_slow, parse_number,
863 parse_string): Update.
864 (cpp_lex_direct): Use clean lines and process line notes. Update.
865 (cpp_interpret_charconst): No MULTIBYTE_CHARS.
866 * cpplib.c (prepare_directive_trad): Call scan_out_logical_line
867 directly.
868 (_cpp_handle_directive): Don't set saved_flags.
869 (run_directive, destringize_and_run, cpp_define, cpp_define_builtin,
870 cpp_undef, handle_assertion, cpp_push_buffer): Update.
871 (_cpp_pop_buffer): Free notes.
872 * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer.
873 * cpppch.c (cpp_read_state): \n terminate buffer.
874 * cpptrad.c (skip_escaped_newlines, handle_newline): Remove.
875 (copy_comment): Use _cpp_skip_block_comment.
876 (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad):
877 Simplify.
878 (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text,
879 save_replacement_text): Update.
880 (scan_out_logical_line): Update to use clean lines and process
881 line notes.
882 * fix-header.c (read_scan_file): Update.
884 2003-04-18 Douglas B Rupp <rupp@gnat.com>
886 * unwind-dw2-fde.c (__register_frame_info_bases): Check for
887 null begin parameter (as well as pointer to null).
888 (__deregister_frame_info_bases): Likewise.
890 2003-04-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
892 * function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a
893 hard or virtual register and copy into pseudo if replacement fails.
895 * cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p.
897 * expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0.
899 2003-04-18 Olivier Hainque <hainque@act-europe.fr>
901 * calls.c (expand_call): Move special case for constructor calls
902 to right place. Ensures constructor calls used to initialize
903 arguments get a clean outgoing argument block for themselves.
904 Move check for stack deallocation completeness until after last
905 deallocation. Add stack_pointer_delta to set of state
906 variables saved and restored along with current stack_level.
908 * integrate.c (expand_inline_function): Ensure non-const actuals
909 don't end up const in the caller's flow after conversion to possibly
910 const formal type.
912 2003-04-18 Vincent Celier <celier@gnat.com>
914 * dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR
915 and *_DIV_EXPR as TRUNC_*_EXPR.
917 2003-04-18 Mark Mitchell <mark@codesourcery.com>
919 * cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block
920 for orphaned jump tables.
922 2003-04-18 Kazu Hirata <kazu@cs.umass.edu>
924 * reload1.c: Revert my previous patch on 2002-04-17.
926 2003-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
928 * doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix".
929 Add Segher Boessenkool.
931 2003-04-18 Alexander Sotirov <sluncho@mirizma.org>
933 PR c/9177
934 * c-decl.c (c_expand_body): Don't garbage collect the function
935 body if we are going to dump it later.
937 2003-04-18 Richard Henderson <rth@redhat.com>
939 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove.
940 (alpha_end_function): Don't set them.
941 (decl_in_text_section): Remove.
942 (alpha_encode_section_info): Remove.
943 (samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P.
944 (direct_call_operand): Use SYMBOL_REF_DECL and compare actual
945 sections, rather than decl_in_text_section results.
947 2003-04-18 Roger Sayle <roger@eyesopen.com>
949 * rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT
950 and SIGN_EXTRACT.
952 2003-04-18 Eric Botcazou <ebotcazou@libertysurf.fr>
954 PR optimization/7675
955 * c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag
956 on VAR_DECL, PARM_DECL and FUNCTION_DECL from within
957 nested functions if they refer to declarations from parent functions.
958 * stmt.c (expand_decl): Don't put automatic variables in registers
959 if the DECL_NONLOCAL flag is set.
961 2003-04-18 Hans-Peter Nilsson <hp@bitrange.com>
963 * gcse.c (compute_ld_motion_mems): For MEM destinations, only
964 consider those to be movable where the source matches
965 want_to_gcse_p.
966 (update_ld_motion_stores): In comment, refer to
967 compute_ld_motion_mems for validity of replacement.
969 Fri Apr 18 01:28:51 CEST 2003 Jan Hubicka <jh@suse.cz>
971 * gcov-dump.c (tag_summary): Remove max_sum
972 * gcov-io.h (gcov_summary, gcov_write_summary,
973 gcov_read_summary): Kill max_sum.
974 * libgcov.c (gcov_exit): Do one pass over the data. Make error
975 message more verbose.
977 * emit-rtl.c (subreg_hard_regno): Check that register is
978 representable.
980 * reload.c (reload_inner_reg_of_subreg): When register is not
981 representable, reload the whole thing.
982 (find_reloads): Likewsie.
983 * rtlanal.c (subreg_representable_p): New function.
985 * profile.c (compute_branch_probabilities): Cleanup sanity checking;
986 allow negative probabilities for edges from the call to exit.
987 (branch_prob): Do not add fake edges for functions that may return
988 twice.
990 2003-04-17 DJ Delorie <dj@redhat.com>
992 * toplev.c (target_options): Add value field.
993 (set_target_switch): Handle target options with values.
994 * doc/tm.texi: Document how fixed vs variable target
995 options work.
996 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
997 config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h,
998 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
999 config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h,
1000 config/m32r/m32r.h, config/m68hc11/m68hc11.h,
1001 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
1002 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h,
1003 config/rs6000/rs6000.h, config/rs6000/sysv4.h,
1004 config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h:
1005 Add value initializer to target options.
1007 2003-04-07 Loren James Rittle <ljrittle@acm.org>
1009 * cpppch.c (cpp_valid_state): Unconditionally initialize nl.
1011 2003-04-17 Kazu Hirata <kazu@cs.umass.edu>
1013 * reload1.c (move2add_last_cc0): New.
1014 (reload_cse_move2add): Detect implicit sets.
1015 (move2add_note_store): Notice a store into cc0.
1017 2003-04-17 Roger Sayle <roger@eyesopen.com>
1019 PR c/10375
1020 * c-decl.c (duplicate_decls): Preserve "const" and "noreturn"
1021 function attributes.
1023 2003-04-17 Janis Johnson <janis187@us.ibm.com>
1025 * doc/sourcebuild.texi (Test Suites): Document support for testing
1026 binary compatibility (moved from testsuite/README.compat).
1028 2003-04-17 Richard Henderson <rth@redhat.com>
1030 * config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings.
1032 2003-04-17 Simon Law <sfllaw@engmail.uwaterloo.ca>
1034 * doc/include/gpl.texi: Fix double-spacing after "MA" to match
1035 the one provided by the FSF.
1037 2003-04-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1039 * doc/install.texi (Binaries): Update URL and list of platforms
1040 provided by ftp.thewrittenword.com.
1042 2003-04-17 Richard Henderson <rth@redhat.com>
1044 * config/xtensa/xtensa.c (xtensa_encode_section_info): Remove.
1045 (call_insn_operand): Use SYMBOL_REF_LOCAL_P.
1046 * config/xtensa/xtensa.md (call, call_value): Likewise.
1048 2003-04-17 Richard Henderson <rth@redhat.com>
1050 * config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA.
1051 (print_operand_address): Likewise.
1052 (ep_memory_operand): Likewise.
1053 (special_symbolref_operand): Likewise.
1054 (v850_encode_data_area): Use SYMBOL_REF_FLAGS.
1055 (v850_encode_section_info): Call default_encode_section_info.
1056 (v850_strip_name_encoding): Remove.
1057 * config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA.
1058 (ASM_OUTPUT_LABELREF): Remove.
1059 (ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove.
1060 (SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove.
1061 (TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove.
1062 (ENCODED_NAME_P): Remove.
1063 (SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New.
1064 (SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New.
1065 (SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New.
1067 2003-04-17 Richard Henderson <rth@redhat.com>
1069 * config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill.
1070 * config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use
1071 SYMBOL_REF_FUNCTION_P.
1073 2003-04-17 Richard Henderson <rth@redhat.com>
1075 * config/sparc/sparc.c (sparc_encode_section_info): Remove.
1076 (data_segment_operand): Use SYMBOL_REF_FUNCTION_P.
1077 (text_segment_operand): Likewise.
1079 2003-04-17 Richard Henderson <rth@redhat.com>
1081 * config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
1082 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
1083 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
1084 (sh_encode_section_info): Remove.
1085 (sh_strip_name_encoding): Remove.
1086 * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
1087 (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
1088 (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
1089 (ASM_OUTPUT_LABELREF): Remove.
1090 (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
1091 * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.
1093 2003-04-17 Richard Henderson <rth@redhat.com>
1095 * config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
1096 (tls_model_chars): Remove.
1097 (larl_operand): Use SYMBOL_REF_FLAGS.
1098 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
1099 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
1100 (s390_output_mi_thunk): Likewise.
1101 (s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
1102 (s390_function_profiler): Likewise.
1103 (s390_encode_section_info): Use default_encode_section_info
1104 and SYMBOL_FLAG_ALIGN1.
1105 (s390_strip_name_encoding): Remove.
1106 * config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
1107 * config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
1108 (builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
1110 2003-04-17 Richard Henderson <rth@redhat.com>
1112 * config/ns32k/ns32k.c (ns32k_encode_section_info): Remove.
1113 (global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P.
1114 (print_operand_address): Likewise.
1116 * config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument.
1117 * config/ns32k/ns32k.c (expand_block_move): Don't check
1118 flag_unroll_loops.
1120 2003-04-17 Richard Henderson <rth@redhat.com>
1122 * config/mcore/mcore.c (mcore_encode_section_info): Don't set
1123 SYMBOL_REF_FLAG.
1125 2003-04-17 Richard Henderson <rth@redhat.com>
1127 * rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New.
1129 * config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New.
1130 (SYMBOL_REF_MODEL): New.
1131 (LIT_NAME_P): Move from m32r.h.
1132 (m32r_select_section): Remove.
1133 (m32r_encode_section_info): Use SYMBOL_REF_FLAGS.
1134 (m32r_strip_name_encoding): Remove.
1135 (m32r_in_small_data_p): New.
1136 (small_data_operand): Use SYMBOL_REF_SMALL_P.
1137 (addr24_operand): Use SYMBOL_REF_MODEL.
1138 (call26_operand): Likewise.
1139 (addr32_operand): Tidy.
1140 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1141 * config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove.
1142 (SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove.
1143 (READONLY_DATA_SECTION_ASM_OP): Remove.
1144 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
1145 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove.
1146 (TARGET_ASM_SELECT_SECTION): Remove.
1147 (SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove.
1148 (SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove.
1149 (LARGE_NAME_P, ENCODED_NAME_P): Remove.
1150 (ASM_OUTPUT_LABELREF): Remove.
1152 2003-04-17 Richard Henderson <rth@redhat.com>
1154 * config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P.
1155 (encode_section_info): Remove.
1156 * config/ip2k/ip2k-protos.h: Update.
1158 2003-04-17 Richard Henderson <rth@redhat.com>
1160 * varasm.c (default_encode_section_info): Don't set
1161 SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC.
1162 * config/i370/i370.c (i370_encode_section_info): Remove.
1163 * config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P.
1164 (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise.
1165 * config/i370/i370.md (movsi): Likewise.
1167 * config/i370/t-i370: Add missing backslash.
1169 2003-04-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1171 * doc/invoke.texi (inline-limit): Fix pasto.
1173 2003-04-17 Richard Henderson <rth@redhat.com>
1175 * config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
1176 (small_call_insn_operand): Use it.
1177 (SYMBOL_FLAG_EIGHTBIT_DATA): New.
1178 (h8300_eightbit_constant_address_p): Use it.
1179 (SYMBOL_FLAG_TINY_DATA): New.
1180 (h8300_tiny_constant_address_p): Use it.
1181 (h8300_encode_label, h8300_strip_name_encoding): Remove.
1182 (h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
1183 * config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
1184 (ASM_OUTPUT_LABELREF): Remove.
1186 2003-04-16 Richard Henderson <rth@redhat.com>
1188 * config/frv/frv.c (symbol_ref_small_data_p): Remove. Replace
1189 all users with SYMBOL_REF_SMALL_P.
1190 (const_small_data_p): Use SYMBOL_REF_SMALL_P.
1191 (frv_encode_section_info): Remove.
1192 (frv_strip_name_encoding): Remove.
1193 (frv_in_small_data_p): Merge tests from encode_section_info.
1194 (frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
1195 * config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
1196 (SDATA_NAME_P): Remove.
1197 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
1198 (ASM_OUTPUT_LABELREF): Remove.
1199 (PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
1201 * config/frv/frv.c (frv_asm_out_constructor): New.
1202 (frv_asm_out_destructor): New.
1203 * config/frv/frv.h (CTORS_SECTION_ASM_OP): New.
1204 (DTORS_SECTION_ASM_OP): New.
1205 (ASM_OUTPUT_CONSTRUCTOR): Remove.
1206 (ASM_OUTPUT_DESTRUCTOR): Remove.
1208 2003-04-16 Richard Henderson <rth@redhat.com>
1210 * config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
1211 SYMBOL_REF_LOCAL_P; abort if not pic.
1212 (cris_encode_section_info): Remove.
1214 2003-04-16 Richard Henderson <rth@redhat.com>
1216 * config/c4x/c4x.c (c4x_encode_section_info): Remove.
1217 (c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P.
1219 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare
1220 flag_inline_trees.
1222 2003-04-16 Richard Henderson <rth@redhat.com>
1224 * config/avr/avr.c (avr_encode_section_info): Remove.
1225 (avr_insert_attributes): New.
1226 (print_operand_address): Use SYMBOL_REF_FUNCTION_P.
1227 (avr_assemble_integer): Likewise.
1229 2003-04-16 Richard Henderson <rth@redhat.com>
1231 * arc.c (arc_encode_section_info): Remove.
1232 (arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P.
1233 (arc_print_operand, arc_print_operand_address): Likewise.
1234 * arc.h (EXTRA_CONSTRAINT): Likewise.
1236 2003-04-16 Roger Sayle <roger@eyesopen.com>
1238 * c-semantics.c (find_reachable_label): New function to find a
1239 potentially reachable label in an expression.
1240 (expand_unreachable_if_stmt): Similar to expand_if_stmt but
1241 assumes the start of the IF_STMT is unreachable (dead) code.
1242 (expand_unreachable_stmt): Similar to expand_stmt but assumes
1243 the start of the statement list is unreachable (dead) code.
1244 (genrtl_if_stmt): If the controlling expression of the IF
1245 is constant, use expand_unreachable_stmt for the THEN or ELSE
1246 clause as appropriate.
1247 (genrtl_switch_stmt): Use expand_unreachable_stmt to expand
1248 the body of a SWITCH statement.
1249 (expand_stmt): The code immediately following a "return",
1250 "break", "continue" or "goto" is unreachable.
1251 * Makefile.in (c-semantics.o): Depend upon tree-inline.h.
1253 2003-04-16 Richard Henderson <rth@redhat.com>
1255 * rtl.h (MEM_ALIAS_SET): Update documentation.
1256 * doc/rtl.texi (Special Accessors): New node.
1257 (SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS.
1259 2003-04-16 Alexandre Oliva <aoliva@redhat.com>
1261 * reload1.c (reload_cse_noop_set_p): Return false if mode of
1262 SET_DEST is not the same as that returned by...
1263 * cselib.h (cselib_reg_set_mode): ... new function.
1264 * cselib.c (cselib_reg_set_mode): Define it.
1265 (REG_VALUES): Document semantics of first element as set mode.
1266 (cselib_subst_to_values): Skip first element if ELT is NULL.
1267 (cselib_lookup): Likewise. Insert past the first element.
1268 (cselib_invalidate_regno): NULLify first element.
1269 (cselib_record_set): Set first element.
1271 2003-04-16 Olivier Hainque <hainque@act-europe.fr>
1273 * tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
1274 (save_expr): Replace loop by call to skip_simple_arithmetics_at.
1275 * tree.h: Add prototypes for the two new functions.
1276 * fold-const.c (fold_binary_op_with_conditional_arg): Replace test
1277 updates introduced in the previous revision by call to saved_expr_p.
1278 * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
1280 * expr.c (store_field): Force usage of bitfield instructions when
1281 the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
1282 (expand_expr, case BIT_FIELD_REF): likewise.
1284 2003-04-16 Mark Mitchell <mark@codesourcery.com>
1286 PR middle-end/8866
1287 * cfgtrl.c (try_redirect_by_replacing_jump): Do not delete
1288 jumptables.
1290 2003-04-16 Richard Henderson <rth@redhat.com>
1292 * config/ia64/ia64.c (sdata_symbolic_operand): Use
1293 SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P.
1294 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
1295 (function_operand): Use SYMBOL_REF_FUNCTION_P.
1296 (ia64_expand_load_address): Likewise.
1297 (ia64_assemble_integer): Likewise.
1298 (ia64_encode_section_info): Remove.
1299 (ia64_strip_name_encoding): Remove.
1300 * config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove.
1301 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it.
1303 2003-04-16 Richard Henderson <rth@redhat.com>
1305 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
1306 (samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
1307 (direct_call_operand): Use SYMBOL_FLAG_NEAR.
1308 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
1309 (small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
1310 (global_symbolic_operand): Similarly.
1311 (tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
1312 (tls_symbolic_operand_type): Likewise.
1313 (alpha_encode_section_info): Use default_encode_section_info.
1314 (alpha_strip_name_encoding): Remove.
1315 (get_tls_get_addr): Split out from ...
1316 (alpha_legitimize_address): ... here.
1317 (alpha_emit_xfloating_libcall): Use init_one_libfunc.
1318 (get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
1319 (alpha_initialize_trampoline): Use init_one_libfunc.
1320 (alpha_setup_incoming_varargs): Mark unused parameters.
1321 (alpha_initial_elimination_offset): Likewise.
1322 (alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
1323 (unicosmk_unique_section): Use default_strip_name_encoding.
1324 (unicosmk_ssib_name, unicosmk_output_externs): Likewise.
1326 2003-04-16 Aldy Hernandez <aldyh@redhat.com>
1328 * config.gcc: Add t-spe for eabispe.
1330 * config/rs6000/t-spe: New.
1332 2003-04-16 J"orn Rennecke <joern.rennecke@superh.com>
1334 Re-apply this patch:
1336 2002-05-16 Dale Johannesen <dalej@apple.com>
1337 * combine.c (cant_combine_insn_p): Reenable combinations
1338 involving hard regs unless CLASS_LIKELY_SPILLED_P.
1340 2003-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1342 PR/10271
1343 * pa-protos.h (function_arg): Remove last argument.
1344 * pa.c (function_arg): Likewise. Use CUMULATIVE_ARGS struct instead.
1345 * pa.h (struct hppa_args): Add member incoming.
1346 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize
1347 member incoming.
1348 (FUNCTION_ARG): Revise call to function_arg.
1349 (FUNCTION_INCOMING_ARG): Delete.
1351 2003-04-15 Zack Weinberg <zack@codesourcery.com>
1353 * configure.in: Unify the code which creates symlinks to a
1354 just-built as, ld, objdump, and nm with the code that detects
1355 their presence for purposes of feature tests.
1356 * configure: Regenerate.
1358 2003-04-15 Zack Weinberg <zack@codesourcery.com>
1360 * varasm.c (output_constant_def): Do not consult
1361 CONSTANT_AFTER_FUNCTION_P. Remove all code predicated on it.
1362 (after_function_constants, output_after_function_constants): Delete.
1363 * doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
1364 * config/mips/mips-protos.h, config/mips/mips.c
1365 (mips16_constant_after_function_p): Delete.
1366 * config/mips/mips.h: Delete #if-0-ed definition of
1367 CONSTANT_AFTER_FUNCTION_P.
1368 * config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
1369 mention of CONSTANT_AFTER_FUNCTION_P in comment.
1371 2003-04-15 Geoffrey Keating <geoffk@apple.com>
1373 * tree.c (next_decl_uid): Mark with GTY.
1374 (next_type_uid): Likewise.
1376 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
1378 PR target/9594:
1379 * sh.c (barrier_align): Also recognize stuff_delay_slot as
1380 an indicator that a barrier was created by branch splitting.
1382 2003-04-15 Mark Mitchell <mark@codesourcery.com>
1384 * c-decl.c (implicitly_declare): Copy declarations that are going
1385 to be placed in a local scope.
1387 2003-04-15 James A. Morrison <ja2morri@uwaterloo.ca>
1389 * invoke.texi (Spec Files): Wrap if-exists-else example.
1390 (MCore): Remove duplicate @itemx entries and @opindex entries.
1392 2003-04-15 Ulrich Weigand <uweigand@de.ibm.com>
1394 * unwind.inc (_Unwind_Backtrace): New function.
1395 * unwind.h (_Unwind_Backtrace): Declare it.
1396 * libgcc-std.ver (_Unwind_Backtrace): Export it.
1398 2003-04-14 Jason Merrill <jason@redhat.com>
1400 PR middle-end/10336, c++/10401
1401 * jump.c (never_reached_warning): Also stop looking if we reach the
1402 beginning of the function.
1404 2003-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1406 PR target/10338
1407 PR bootstrap/10198
1408 PR bootstrap/10140
1409 * fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy.
1411 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
1413 * i386.md (abssf2_if+1): Make condition agree with abssf2_1 .
1415 2003-04-15 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1417 * optabs.c (expand_binop): In multi-word add cases, ensure
1418 XTARGET is copied to TARGET if they are different.
1420 2003-04-15 Olivier Hainque <hainque@act-europe.fr>
1422 * except.c (resolve_fixup_regions): Avoid dereferencing null pointer
1423 to region, possible after integration of function with unreachable
1424 regions that were optimized away.
1426 2003-04-15 Jakub Jelinek <jakub@redhat.com>
1428 * config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2,
1429 instead of TOC_REGISTER in epilogue in
1430 current_function_calls_eh_return functions.
1432 2003-04-14 Mark Mitchell <mark@codesourcery.com>
1434 * doc/extend.texi (Empty Structures): Correct description of G++'s
1435 handling of these structures.
1437 * c-decl.c (grokdeclarator): Reject extern redeclarations of
1438 static variables.
1440 2003-04-14 Janis Johnson <janis287@us.ibm.com>
1442 * config/rs6000/rs6000.md (define_constants): Define constants for
1443 all UNSPEC usage, including new values for TLS support.
1444 (aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal,
1445 load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si,
1446 load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase,
1447 macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr,
1448 stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si,
1449 eh_set_lr_di): Use them.
1450 * rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue,
1451 rs6000_emit_epilogue) Use them.
1453 * rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value.
1455 2003-04-14 Neil Booth <neil@daikokuya.co.uk>
1457 * Makefile.in (c-opts.o): Use custom action.
1459 2003-04-14 Douglas B Rupp <rupp@gnat.com>
1461 * ifcvt.c (noce_process_if_block): Fail on BLKmode move.
1463 2003-04-14 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1465 * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
1466 handle "superflat arrays" in Ada.
1468 * integrate.c (expand_inline_function): Don't inline if would
1469 lose /u on a BLKmode TARGET.
1471 2003-04-14 Joel Brobecker <brobecker@gnat.com>
1473 * dbxout.c (print_int_cst_bounds_in_octal_p): New function,
1474 extracted from dbxout_type.
1475 (dbxout_range_type): print large bounds in octal format.
1476 (dbxout_type): Replace extracted code by call to
1477 print_int_cst_bounds_in_octal_p.
1479 * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
1480 of DW_LANG_Ada83 for Ada units.
1482 2003-04-14 Olivier Hainque <hainque@act-europe.fr>
1484 * explow.c (round_push): Use HOST_WIDE_INT instead of int for the
1485 temporary used to round CONST_INT sizes.
1487 * tree.c (int_fits_type_p): Extract generic checks from the case
1488 of constant type bounds. Refine the checks against constant type
1489 bounds to allow for possible decisions against each of these bounds
1490 without requiring both bounds to be constant.
1491 (tree_int_cst_msb): Put back.
1492 * tree.h (tree_int_cst_msb): Likewise.
1494 * global.c (global_conflicts): Prevent allocation of call clobbered
1495 hard regs to pseudos live across abnormal edges, as later passes are
1496 not ready to handle them.
1498 * fold-const.c (fold): Reorder tests for conditional expressions.
1500 * expr.c (highest_pow2_factor): Return unsigned.
1501 * expr.h (offset_address): Likewise.
1502 * emit-rtl.c (offset_address): POW2 argument now unsigned.
1504 2003-04-14 Roger Sayle <roger@eyesopen.com>
1506 * builtins.c (expand_builtin_strlen): Evaluate the lengths of
1507 string literals at compile-time.
1509 2003-04-14 Roger Sayle <roger@eyesopen.com>
1511 * fold-const.c (fold): Transform (c1 - x) cmp c2, where cmp is a
1512 comparison operation and c1/c2 are floating point constants into
1513 x swap(cmp) (c1 - c2).
1515 2003-04-14 Vladimir Makarov <vmakarov@redhat.com>
1517 * genautomata.c (output_translate_vect): Fix a typo in loop
1518 condition.
1520 2003-04-14 Hans-Peter Nilsson <hp@axis.com>
1522 PR target/10377
1523 * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
1524 ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
1525 ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
1526 ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
1527 ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
1528 ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
1529 ("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
1530 ("*extopqihi_swap_side", "*extopqisi_swap_side")
1531 ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
1532 When next to constraint R, replace constraint i with n.
1534 Mon Apr 14 16:18:37 CEST 2003 Jan Hubicka <jh@suse.cz>
1536 PR opt/10024
1537 * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
1539 2003-04-14 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
1541 * doc/contrib.texi (Contributors): Correct my entry.
1543 2003-04-13 Roger Sayle <roger@eyesopen.com>
1545 * tree.h (DECL_BUILT_IN_NONANSI): Remove.
1546 * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
1547 * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
1548 implies DECL_BUILT_IN to simplify logic.
1549 * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
1551 2003-04-13 Roger Sayle <roger@eyesopen.com>
1553 * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
1554 (BT_FN_PTR_SIZE_SIZE): Likewise.
1555 * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
1556 New built-in functions for malloc, calloc and strdup respectively.
1557 * calls.c (special_function_p): No need to handle malloc-like
1558 functions any longer. ECF_MALLOC is set via built-in attributes.
1560 * c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
1562 * doc/extend.texi: Document these new built-in functions.
1564 2003-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
1567 (expand_builtin_stpcpy): New.
1568 (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
1569 * builtins.def: Add mempcpy & stpcpy support.
1570 * doc/extend.texi (mempcpy, stpcpy): Document new builtins.
1572 2003-04-13 Nick Clifton <nickc@redhat.com>
1574 * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
1575 "GCC".
1576 * config/rs6000/40x.md, config/rs6000/603.md,
1577 config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
1578 config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
1579 config/rs6000/aix3newas.h, config/rs6000/aix41.h,
1580 config/rs6000/aix43.h, config/rs6000/aix51.h,
1581 config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
1582 config/rs6000/altivec.h, config/rs6000/altivec.md,
1583 config/rs6000/beos.h, config/rs6000/darwin.h,
1584 config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
1585 config/rs6000/eabisim.h, config/rs6000/eabispe.h,
1586 config/rs6000/freebsd.h, config/rs6000/gnu.h,
1587 config/rs6000/host-darwin.c, config/rs6000/linux.h,
1588 config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
1589 config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
1590 config/rs6000/netbsd.h, config/rs6000/power4.md,
1591 config/rs6000/rios1.md, config/rs6000/rios2.md,
1592 config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
1593 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1594 config/rs6000/rs6000.h, config/rs6000/rs6000.md,
1595 config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
1596 config/rs6000/spe.md, config/rs6000/sysv4.h,
1597 config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
1598 config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.
1600 2003-04-13 Nick Clifton <nickc@redhat.com>
1602 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
1603 support for -mcall-aix switch.
1604 * config/rs6000/eabiaix.h: Delete.
1605 * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
1606 (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
1607 RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
1608 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
1609 * config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
1610 debug_stack_info, output_function_profiler,
1611 rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
1612 * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
1613 call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
1614 call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
1615 sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
1616 * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
1617 multilibs.
1618 (MULTILIB_DIRNAMES): Remove mcall-aix directories.
1619 (MULTILIB_EXCEPTIONS): Delete.
1620 (MULTILIB_MATCHES): Remove mcall-aix matches.
1622 * doc/fragments.texi: Replace -mcall-aix example with an ARM
1623 one.
1624 * doc/install.texi: Delete powerpc-*-eabiaix target.
1625 * doc/invoke.texi: Remove documentation of mcall-aix switch.
1626 * doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
1627 * config.gcc: Delete powerpc-*-eabiaix target.
1629 2003-04-13 Kazu Hirata <kazu@cs.umass.edu>
1631 * doc/invoke.texi: Fix typos.
1632 * doc/tm.texi: Likewise.
1634 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1636 * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
1638 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1640 * tree.c (build_constructor): New function.
1641 * tree.h: Prototype it.
1643 * c-typeck.c (build_c_cast, pop_init_level)
1644 * profile.c (build_function_info_value, build_gcov_info_value)
1645 (create_profiler):
1646 Use build_constructor.
1648 * builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
1650 * objc/objc-act.c (build_constructor):
1651 Rename objc_build_constructor. Use build_constructor.
1652 (build_objc_string_object, objc_add_static_instance)
1653 (init_def_list, init_objc_symtab, init_module_descriptor)
1654 (generate_static_references, build_selector_translation_table)
1655 (build_descriptor_table_initializer, generate_descriptor_table)
1656 (build_protocol_initializer, build_ivar_list_initializer)
1657 (generate_ivars_list, build_dispatch_table_initializer)
1658 (generate_dispatch_table, generate_protocol_list)
1659 (build_category_initializer, build_shared_structure_initializer):
1660 Update to match.
1662 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1664 * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
1666 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1668 * config/m68hc11/m68hc11-protos.h
1669 (m68hc11_eq_compare_operator): Declare
1670 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
1671 * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
1672 (d_register_operand): Check the operand mode.
1673 (hard_addr_reg_operand): Likewise.
1675 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1677 * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
1678 pattern for dbcc/ibcc generation for 68HC12.
1679 ("doloop_end"): New pattern.
1680 ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
1681 ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
1682 ("m68hc12_dbcc_dec_qi"): New pattern.
1683 ("m68hc12_dbcc_inc_qi"): New pattern.
1684 (split): Add split for the above when we can't use dbcc/ibcc due to
1685 reloading.
1686 (peephole2): Add peephole2 to generate the above when possible.
1688 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1690 * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
1691 mode of operand 0.
1692 (peephole2 optimize const load): Likewise for operand 2.
1693 ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
1694 clobbers CC_REGNUM.
1695 ("*rotrhi3_with_carry"): Likewise.
1696 (ashift:DI 1 split): Update pattern to create the above rotate.
1697 (lshiftrt:DI 1 split): Likewise.
1699 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1701 * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
1702 ("tstqi_z_used" split): Use it.
1703 ("cmphi_z_used"): Likewise.
1704 ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
1705 ("cmpqi_z_used"): Likewise.
1707 2003-04-12 Mark Mitchell <mark@codesourcery.com>
1709 PR c++/7910
1710 * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
1712 2003-04-12 Zack Weinberg <zack@codesourcery.com>
1714 * configure.in: Check for wchar.h, mbstowcs, and wcswidth.
1715 * configure, config.in: Regenerate.
1716 * intl.c (gcc_gettext_width): New function.
1717 * intl.h: Prototype it.
1719 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1721 * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
1722 recognize -mnorelax.
1723 (reg_class): Add Z_OR_S_REGS to represent soft registers with Z
1724 (REG_CLASS_NAMES): Add its name.
1725 (REG_CLASS_CONTENTS): Define its content.
1727 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
1729 * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
1730 parameters so that offsets are valid for far definition.
1731 (__mulsi3): Likewise and use ret to return.
1732 (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
1734 2003-04-12 David Edelsohn <edelsohn@gnu.org>
1736 * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
1738 2003-04-12 Alexandre Oliva <aoliva@redhat.com>
1740 * mklibgcc.in (libgcc-stage-start): For every multilib directory
1741 containing a libgcc.a, move lib* to the corresponding stage dir.
1743 * Makefile.in (stage1-start, stage2-start, stage3-start,
1744 stage4-start): Move $(SPECS) to specs in stage dir.
1745 (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
1746 back as $(SPECS).
1748 * mklibgcc.in (libgcc-stage-start): Move into the stage directory
1749 object files from the non-libgcc/ multilib directories as well.
1751 2003-04-11 Geoffrey Keating <geoffk@apple.com>
1753 * profile.c (read_counts_file): Initialise 'checksum'.
1755 * emit-rtl.c (gen_rtx): Really correct typo.
1757 PR c++/9393
1758 * doc/invoke.texi (Debugging Options): Document -frandom-seed.
1759 * configure.in: Check for gettimeofday.
1760 * tree.c (flag_random_seed): Define.
1761 (default_flag_random_seed): New.
1762 (append_random_chars): Use flag_random_seed rather than trying
1763 to acquire randomness here.
1764 * tree.h (default_flag_random_seed): Declare.
1765 * toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
1766 descriptions.
1767 (decode_f_option): Handle -frandom-seed.
1768 (print_switch_values): Call default_flag_random_seed.
1769 * flags.h (flag_random_seed): Declare.
1770 * configure: Regenerate.
1771 * config.in: Regenerate.
1772 * config/alpha/t-crtfm: Use -frandom-seed.
1774 * doc/extend.texi (Empty Structures): New.
1776 * c-pch.c: Include flags.h. Add comments to routines.
1777 (struct c_pch_validity): New.
1778 (get_ident): Update PCH file version number.
1779 (pch_init): Output current debugging type.
1780 (c_common_valid_pch): Check debugging type.
1781 * Makefile.in (c-pch.o): Update dependencies.
1782 * flags.h (debug_type_names): Declare.
1783 * toplev.c (debug_type_names): Move out of decode_g_option.
1785 2003-04-11 Eric Christopher <echristo@redhat.com>
1787 * emit-rtl.c (gen_rtx): Fix typos.
1789 2003-04-11 Richard Henderson <rth@redhat.com>
1791 * emit-rtl.c (gen_rtx): Zero '0' fields.
1793 2003-04-11 Richard Henderson <rth@redhat.com>
1795 PR c++/10202
1796 * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
1797 not COMPLETE_TYPE_P for re-invoking layout_decl.
1799 2003-04-11 Simon Law <sfllaw@engmail.uwaterloo.ca>
1801 * doc/bugreport.texi: Fix paragraph breaking between sections
1802 in preparation for TeXinfo's paragraph indentation fixes.
1803 * doc/extend.texi: Ditto.
1804 * doc/invoke.texi: Ditto.
1805 * doc/objc.texi: Ditto.
1806 * doc/gcov.texi: Wrap 'gcov' in @command{}.
1807 * doc/invoke.texi (Darwin Options): Add a preamble.
1809 2003-04-11 Richard Henderson <rth@redhat.com>
1811 * config/i386/i386.c (tls_model_chars): Remove.
1812 (ix86_encode_section_info, ix86_strip_name_encoding): Remove.
1813 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
1814 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
1815 (tls_symbolic_operand_1): Likewise.
1816 (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
1817 * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
1818 (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
1819 * config/i386/winnt.c (i386_pe_encode_section_info): Replace
1820 bits "copied from i386.h" with default_encode_section_info.
1822 2003-04-11 Richard Henderson <rth@redhat.com>
1824 * rtl.def (SYMBOL_REF): Add two 0 fields.
1825 * gengtype.c (adjust_field_rtx_def): Handle them.
1826 * print-rtl.c (print_rtx): Print them.
1827 * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
1828 (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
1829 (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
1830 (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
1831 (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
1832 (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
1833 (SYMBOL_FLAG_MACH_DEP): New.
1834 * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
1835 * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
1836 (assemble_static_space): Set SYMBOL_REF_FLAGS.
1837 (assemble_trampoline_template): Likewise.
1838 (output_constant_def, force_const_mem): Likewise.
1839 (default_encode_section_info): New.
1840 * output.h: Declare it.
1841 * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
1843 2003-04-11 Richard Henderson <rth@redhat.com>
1845 * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
1846 (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
1847 * optabs.c (init_optabs): Initialize them.
1848 (init_libfuncs): Use init_one_libfunc.
1849 * calls.c (expand_call): Use gcov_flush_libfunc.
1850 * expr.c (store_constructor): Use setbits_libfunc.
1851 * function.c (expand_main_function): Use init_one_libfunc.
1852 * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
1854 2003-04-11 Mark Mitchell <mark@codesourcery.com>
1856 * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
1857 documentation; add DECL_FRIEND_CONTEXT.
1859 2003-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1861 * doc/install.texi (hppa): Update links for HP-UX patches. Revise
1862 notes on linker selection and configuration for 64-bit HP-UX port.
1863 * doc/invoke.texi (hppa): Remove hppa text from description for
1864 -ffunction-sections and -fdata-sections. Document -static, -nolibdld
1865 and -threads options.
1867 * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
1868 libc.a on libdld.sl when -static is specified and -nolibdld is not
1869 specified.
1870 * pa64-hpux.h (LIB_SPEC): Likewise.
1871 * pa-hpux11.h (LIB_SPEC): Likewise.
1872 (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
1873 is not specified.
1875 2003-04-11 Zack Weinberg <zack@codesourcery.com>
1877 * config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
1878 not IDENTIFIER_LOCAL_VALUE.
1880 2003-04-11 Richard Henderson <rth@redhat.com>
1882 PR c/10201
1883 * expr.c (expand_expr): Move DECL_RTL frobbing ...
1884 * stor-layout.c (layout_decl): ... here.
1886 2003-04-11 James A. Morrison <ja2morri@uwaterloo.ca>
1888 * doc/invoke.texi: Eliminate extra white-space caused by
1889 @gccoptlist{ on its own line.
1890 * doc/invoke.texi: Ensured there are two spaces between each option.
1891 * doc/invoke.texi: Re-wrapped option lines that were too wide.
1892 Added @gol to options that didn't have them.
1894 2003-04-11 Nathan Sidwell <nathan@codesourcery.com>
1896 * Makefile.in (loop-init.o): Do not depend on gcov-io.h,
1897 gcov-iov.h.
1899 Simplify interface to gcov reading and writing.
1900 * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
1901 gcov_alloc, gcov_modified, gcov_errored): Move into ...
1902 (struct gcov_var gcov_var): ... this static structure.
1903 (gcov_write_unsigned, gcov_write_counter, gcov_write_string):
1904 Return void.
1905 (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
1906 read object.
1907 (gcov_read_bytes, gcov_write_bytes): Set error flag on error.
1908 (gcov_reserve_length): Remove.
1909 (gcov_write_tag): New.
1910 (gcov_write_length): Adjust.
1911 (gcov_read_summary, gcov_write_summary): Adjust.
1912 (gcov_eof, gcov_ok): Rename to ...
1913 (gcov_is_eof, gcov_is_error): ... here. Return error code.
1914 (gcov_save_position, gcov_resync): Rename to ...
1915 (gcov_position, gcov_seek): ... here.
1916 (gcov_skip, gcov_skip_string): Remove.
1917 (gcov_error): Remove.
1918 (gcov_open, gcov_close): Adjust.
1919 * gcov.c (find_source): Take const char *, copy it on allocation.
1920 (read_graph_file): Adjust.
1921 (read_count_file): Adjust.
1922 * libgcov.c (gcov_exit): Adjust.
1923 * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
1924 tag_arc_counts, tag_summary): Return void. Adjust.
1925 (struct tag_format): Adjust proc member.
1926 (dump_file): Adjust gcov calls.
1928 2003-04-11 Alexandre Oliva <aoliva@redhat.com>
1930 * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
1931 mkfixinc.sh.
1932 * fixinc/mkfixinc.sh (defs): Add LIBERTY.
1933 * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
1934 build != host sysrooted builds.
1935 * configure.in (SYSTEM_HEADER_DIR): Make sure it contains
1936 TARGET_SYSTEM_ROOT even on sysrooted natives.
1937 * configure: Rebuilt.
1939 2003-04-10 Zack Weinberg <zack@codesourcery.com>
1941 * c-decl.c (struct binding_level): Add shadowed_tags and
1942 function_body; remove this_block, tag_transparent, and
1943 subblocks_tag_transparent; update comments.
1944 (clear_binding_level, lookup_tag_reverse): Kill.
1945 (make_binding_level): Use ggc_alloc_cleared or memset.
1946 (lookup_tag): Remove struct binding_level* parameter. All
1947 callers changed. Just look at IDENTIFIER_TAG_VALUE, and
1948 current_binding_level->tags if asked for thislevel_only or if
1949 we might have to diagnose "struct foo; union foo;"
1950 (pushlevel): Ignore argument. Do not push another binding
1951 level on the transition from the parameters to the top level
1952 of the function body; just tweak the flags and proceed.
1953 (poplevel): Overhaul. Clear IDENTIFIER_TAG_VALUEs; on exiting
1954 a function body, separate the parameter list from the
1955 top-level local variables.
1956 (set_block): Do nothing.
1957 (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
1958 shadowed_tags if necessary.
1959 (warn_if_shadowing): Nuke the special case for local shadowing
1960 parameter.
1961 (pushdecl): Do not create a shadow entry if we are replacing
1962 an older decl in the same binding level.
1963 (pushdecl_function_level): Tweak for new way of indicating
1964 function scope.
1965 (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse.
1966 (start_function): Don't set subblocks_tag_transparent.
1967 (finish_function): Fix up the binding_level stack for totally
1968 empty functions. Otherwise, don't call poplevel.
1970 * c-common.c (shadow_warning): MANDATORY argument is no longer
1971 necessary. Always use plain warning.
1972 * c-common.h: Update to match.
1974 * cfglayout.c (scope_to_insns_initialize): Clear block when we
1975 hit the FUNCTION_DECL.
1976 * function.c: Do not create cyclic tree structure.
1978 2003-04-10 Zack Weinberg <zack@codesourcery.com>
1980 * c-tree.h (struct lang_identifier): Replace global_value,
1981 local_value members with symbol_value, tag_value. Kill
1982 implicit_decl and limbo_value.
1983 (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
1984 IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
1985 C_MISSING_PROTOTYPE_WARNED): Kill.
1986 (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
1987 C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
1988 (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
1989 (implicit_decl_warning, lookup_name_current_level,
1990 record_function_scope_shadow): Don't prototype.
1991 (pushdecl_function_level): Prototype.
1993 * c-decl.c (truly_local_externals): New variable.
1994 (struct binding_level): Adjust commentary.
1995 (get_function_binding_level, clear_limbo_values,
1996 record_function_scope_shadow): Kill.
1997 (lookup_name_current_level, implicit_decl_warning): Are now static.
1998 (any_external_decl, record_external_decl): New static functions.
1999 (clone_underlying type): Split out of pushdecl.
2000 (c_print_identifier): Update to match changes to struct
2001 lang_identifier.
2002 (poplevel): Delete #if 0 block. Make externals invisible
2003 instead of clearing their IDENTIFIER_SYMBOL_VALUEs. Don't
2004 call clear_limbo_values. Refer to IDENTIFIER_SYMBOL_VALUE not
2005 IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
2006 (duplicate-decls): For real parm decl after a forward decl,
2007 set TREE_ASM_WRITTEN here. Allow void foo(...) followed by
2008 foo(...) { } with only a warning. Say whether a previous
2009 declaration was implicit.
2010 (warn_if_shadowing): Now handles all shadowing, not just
2011 local-over-local. Clarify comments.
2012 (pushdecl): Rewritten. There is no longer a distinction
2013 between global and local symbol values; they're all
2014 IDENTIFIER_SYMBOL_VALUE. Call record_external_decl on all
2015 DECL_EXTERNAL decls, and use any_external_decl to check
2016 against previous externals. Kill #if 0 blocks. Don't
2017 tolerate error_mark_node being NULL.
2018 (pushdecl_top_level): Handle only those cases which
2019 Objective C (the only user) needs.
2020 (pushdecl_function_level): New function.
2021 (implicitly_declare): Create ordinary decls with
2022 C_DECL_IMPLICIT set. Recycle old decls, however they got
2023 created.
2024 (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
2025 for C_DECL_INVISIBLE symbols.
2026 (lookup_name_current_level): Likewise. Use chain_member.
2027 (c_make_fname_decl): Don't muck with DECL_CONTEXT.
2028 Use pushdecl_function_level.
2029 (builtin_function): Use C_DECL_INVISIBLE.
2030 (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
2031 Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
2032 (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
2033 (identifier_global_value): Same. Must scan
2034 global_binding_level in extremis.
2036 * c-typeck.c (undeclared_variable): New static function, split
2037 from build_external_ref.
2038 (build_external_ref): Use DECL_CONTEXT, not
2039 IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
2040 an instance variable. Restructure for clarity.
2041 * objc/objc-act.c: Use identifier_global_value, not
2042 IDENTIFIER_GLOBAL_VALUE.
2044 2003-04-08 Jonathan Wakely <redi@gcc.gnu.org>
2046 * doc/extend.texi (Template Instantiation): Refer to ISO standard,
2047 not Working Paper.
2048 * doc/invoke.texi (C++ Dialect Options): Same.
2050 2003-04-10 Zack Weinberg <zack@codesourcery.com>
2052 * tree.c (tree_operand_check_failed): New function.
2053 * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
2054 TREE_RTL_OPERAND_CHECK): New checking macros.
2055 (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
2056 RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
2057 CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
2058 EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
2059 EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
2060 TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
2061 checking macros.
2063 Thu Apr 10 23:52:30 CEST 2003 Jan Hubicka <jh@suse.cz>
2065 PR inline-asm/8803
2066 * function.c (instantate_virtual_regs): Verify that all ASM statements
2067 match after the virutal regs instantiation.
2069 2003-04-10 Steve Ellcey <sje@cup.hp.com>
2071 * ia64-protos.h (addp4_optimize_ok): New.
2072 * ia64.c (addp4_optimize_ok): New.
2073 * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
2074 (*ptr_extend_plus_2): Ditto.
2076 2003-04-10 Steve Ellcey <sje@cup.hp.com>
2078 * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
2079 not with convert_memory_address.
2080 (store_constructor): Ditto, and same for copy_size_rtx.
2081 (expand_expr): Ditto.
2083 2003-04-10 Douglas B Rupp <rupp@gnat.com>
2085 * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
2087 2003-04-10 Bob Wilson <bob.wilson@acm.org>
2089 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
2090 even if it is configured to be write-through.
2092 2003-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2094 * config/s390/s390.c (larl_operand): Do not allow symbols
2095 marked with '@'.
2096 (s390_encode_section_info): Mark symbols with forced 1-byte
2097 alignment with '@'.
2098 (s390_strip_name_encoding): Strip '@'.
2099 (legitimize_pic_address): Handle symbols that are not valid
2100 LARL operands in 64-bit mode.
2102 2003-04-10 Andrew Haley <aph@redhat.com>
2104 * tree-inline.c (inlinable_function_p): Disable inlining for
2105 synchronized methods.
2107 2003-04-09 Steven Bosscher <steven@gcc.gnu.org>
2109 * c-common.h (lang_statement_code_p): Remove declaration.
2110 (statement_code_p): Ditto.
2111 (c_common_stmt_codes): Define; list of c-common statement codes.
2112 (statement_code_p): New extern declaration.
2113 (STATEMENT_CODE_P): Define.
2114 (INIT_STATEMENT_CODES): Define.
2115 * c-common.c (statement_code_p): Kill the function, declare
2116 as an array of bools instead.
2117 (lang_statement_code_p): Remove.
2118 (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
2119 (c_safe_from_p): Ditto.
2120 * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
2121 to initialize the statement_code_p array.
2122 * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
2123 statement_code_p.
2124 (copy_tree_r): Ditto.
2125 * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
2126 statement tree codes.
2127 * cp/lex.c (cxx_init): Add missing print line break. Use
2128 INIT_STATEMENT_CODES to initialize the statement_code_p array.
2129 * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
2130 instead of statement_code_p.
2131 * cp/pt.c (tsubst_expr): Ditto.
2132 * cp/tree.c (verify_stmt_tree_r): Ditto.
2133 (cp_statement_code_p): Remove.
2134 (init_tree): Don't set lang_statement_code_p, it's gone.
2136 2003-04-09 Dan Nicolaescu <dann@ics.uci.edu>
2137 Zack Weinberg <zack@codesourcery.com>
2139 * regrename.c (struct du_chain): Use a bitfield for reg_class.
2140 * cse.c (struct qty_table_elem, struct table_elt, struct set):
2141 Use bitfields for fields holding enum rtx_code or
2142 enum machine_mode values. Add comments explaining size choices.
2144 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
2146 * config/fp-bit.c (unpack_d): Handle pair of doubles with
2147 different signs correctly.
2149 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
2151 * sched-deps.c (reg_pending_barrier_mode): New enumeration.
2152 (reg_pending_barrier): Make it of the enumeration type.
2153 (sched_analyze_2): Define the barrier as MOVE_BARRIER or
2154 TRUE_BARRIER.
2155 (sched_analyze): Ditto.
2156 (sched_analyze_insn): Ditto. Use anti-dependencies for
2157 MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
2158 (init_deps_global): Initialize the barrier as NO_BARRIER.
2160 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
2162 * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
2163 Check that asm insn starts on a new cycle. Add nops after asm
2164 insn to end bundle.
2165 (bundling): Move insn type evaluation from the loop. Call
2166 issue_nops_and_insn with the new parameter. Ignore changing
2167 position for nops after asm insn.
2169 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
2171 * optabs.c: Comment that gen_add2_insn and others may actually
2172 return emitted insns, if the gen functions turn out to return
2173 emitted insns.
2174 * reload1.c (reload_cse_move2add): Cope with emitted insns from
2175 gen_add2_insn.
2177 2003-04-09 Richard Henderson <rth@redhat.com>
2179 * config/ia64/ia64.c (move_operand): Allow symbolic_operand,
2180 but not tls_symbolic_operand.
2181 (ia64_expand_load_address): Remove scratch operand.
2182 (ia64_expand_tls_address): Split out from ia64_expand_move.
2183 (ia64_expand_move): Split symbolics only after reload.
2184 (ia64_emit_cond_move): New.
2185 * config/ia64/ia64-protos.h: Update.
2186 * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
2187 (symbolic splitter): Accept SImode operands too.
2188 (cmove splitter): Use ia64_emit_cond_move.
2190 2003-04-09 Nick Clifton <nickc@redhat.com>
2192 * doc/install.texi: Note that ARM toolchains need binutils 2.13 or
2193 newer.
2194 * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
2195 instead of -mno-fpu.
2196 * config/arm/semi.h (ASM_SPEC): Likewise.
2197 * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
2198 but only if -msoft-float is specified pass. Otherwise pass
2199 -mfpu=softvfp.
2201 2003-04-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2203 * function.c (purge_addressof): Use free_INSN_LIST_node instead of
2204 free_EXPR_LIST_node.
2206 2003-04-08 Roger Sayle <roger@eyesopen.com>
2208 * fold-const.c (fold): Use "fold" following build in more places.
2209 Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
2210 pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
2212 2003-04-08 Roger Sayle <roger@eyesopen.com>
2214 * builtins.c (fold_builtin): Constant fold expressions as x*0.5
2215 instead of x/2.0. Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
2216 log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
2217 pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
2218 Delete function scope "fcode" variable to avoid shadowing.
2220 2003-04-08 Kevin Buettner <kevinb@redhat.com>
2222 * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
2223 Take into account DWARF_INITIAL_LENGTH_SIZE.
2225 2003-04-08 Hans-Peter Nilsson <hp@axis.com>
2227 * reorg.c (fill_slots_from_thread): When considering changing the
2228 insn following a reg-to-reg copy insn to use the source reg of the
2229 copy, bail out if there's overlap between the registers.
2231 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2233 * function.c (postponed_insns): New.
2234 (purge_addressof_1): Postpone processing of insns if addressofs
2235 are not put into stack.
2236 (purge_addressof): Process postponed insns.
2238 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
2240 * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
2241 this is FP_MODE_DOUBLE .
2242 * sh.c (ra.h): #include.
2243 (push_regs): Add second parameter. Changed all callers.
2244 If necessary, set fpscr before saving floating point registers.
2245 (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
2246 do saves / restores with SZ == 1.
2247 (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
2248 (sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point
2249 registers are being restored, restore FPSCR only after restoring them.
2251 2003-04-08 Aldy Hernandez <aldyh@redhat.com>
2253 * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
2254 regardless of architecture.
2255 (spe_init_builtins): Change V2SI and V2SF types to opaque types.
2257 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
2259 * sh.c (push_regs, calc_live_regs): Return int. Take single
2260 HARD_REG_SET * parameter. Changed all callers.
2262 Tue Apr 8 11:12:07 CEST 2003 Jan Hubicka <jh@suse.cz>
2264 * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
2265 GOTOFF operand.
2266 (legitimize_pic_address): Move plus outside the unspec.
2267 * i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ...
2268 for validity.
2270 2003-04-08 Nathan Sidwell <nathan@codesourcery.com>
2272 * gcov-io.h (gcov_save_position): Remove __inline__ from
2273 declaration.
2275 2003-04-07 Matt Kraai <kraai@alumni.cmu.edu>
2277 * doc/install.texi: Use @command and @samp for single- and
2278 multi-word commands respectively.
2279 * doc/makefile.texi: Likewise.
2280 * doc/sourcebuild.texi: Likewise.
2282 2003-04-07 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2283 Richard Henderson <rth@redhat.com>
2285 PR c/9516
2286 * expr.c (safe_from_p): Rearrange to avoid deep recursion in
2287 favour of looping and tail recursion for TREE_LIST and binops.
2289 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2291 * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
2292 for insns without luid.
2294 2003-04-07 Glen Nakamura <glen@imodulo.com>
2296 PR opt/8634
2297 * explow.c (maybe_set_unchanging): Don't flag non-static const
2298 aggregate type initializers with RTX_UNCHANGING_P.
2300 2003-04-07 Richard Henderson <rth@redhat.com>
2302 PR opt/8634
2303 * function.c (purge_addressof_1): Don't try arithmetics for
2304 unchanging memories.
2306 2003-04-07 Janis Johnson <janis187@us.ibm.com>
2308 * doc/sourcebuild.texi (Test Suites): Document testing support for
2309 gcov and profile-directed optimizations; describe gcc.misc-tests.
2311 Mon Apr 7 22:19:59 CEST 2003 Jan Hubicka <jh@suse.cz>
2313 PR target/10077
2314 * i386.md (movsi_1, movsi_nointerunit_1): Fix SSEMOV alternative.
2316 2003-04-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2318 * doc/rtl.texi (Comparison operations): Update to
2319 record the allowed comparison modes.
2321 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
2323 * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
2324 V2SI_type_node to opaque_V2SI_type_node. Rename all
2325 V2SF_type_node to opaque_V2SF_type_node.
2326 (rs6000_init_builtins): Define opaque_V2SI_type_node and
2327 opaque_V2SF_type_node.
2328 (is_ev64_opaque_type): The types opaque_V2SI_type_node and
2329 opaque_V2SF_type_node are opaque types.
2331 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
2333 * gcse.c (replace_store_insn): Use single_set.
2335 2003-04-07 Nathan Sidwell <nathan@codesourcery.com>
2337 Change gcov file interface to single file at a time.
2338 * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
2339 Convert to C89 prototypes.
2340 (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
2341 gcov_error, gcov_modified): New static variables.
2342 (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
2343 functions.
2344 (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
2345 gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
2346 (gcov_read_summary, gcov_write_summary): Adjust.
2347 (gcov_save_position, gcov_reserve_length, gcov_write_length):
2348 Adjust.
2349 (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
2350 (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
2351 (da_file_position, da_file_seek, da_file_write, da_file_read):
2352 Remove.
2353 (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
2354 * gcov.c (gcov_type): Don't typedef here.
2355 (IN_GCOV): #define
2356 (read_graph_file, read_count_file): Adjust.
2357 * gcov-dump.c (gcov_type): Don't typedef here.
2358 (IN_GCOV): #define.
2359 (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
2360 Remove FILE parameter, adjust.
2361 (struct tag_format): Adjust proc member.
2362 (dump_file): Adjust.
2363 * libgcov.c (IN_LIBGCOV): #define.
2364 (gcov_exit): Adjust.
2365 * loop-init.c: Don't #include gcov-io.h
2366 * profile.c (struct counts_entry): New structure to hold counter
2367 values.
2368 (struct section_reference, struct da_index_entry): Remove.
2369 (bbg_file, da_file): Remove.
2370 (htab_counts_index_hash, htab_counts_index_eq,
2371 htab_counts_index_del): Replace with ...
2372 (htab_counts_entry_hash, htab_counts_entry_eq,
2373 htab_counts_entry_del): ... these.
2374 (cleanup_counts_index, index_counts_file): Remove.
2375 (read_counts_file): New function.
2376 (get_exec_counts): Adjust.
2377 (compute_branch_probabilities): Don't free the exec counts here.
2378 (branch_prob): Adjust.
2379 (init_branch_prob): Adjust.
2380 (end_branch_prob): Adjust.
2382 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
2384 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2385 -mfloat-gprs.
2387 * config/rs6000/rs6000.c: Delete rs6000_fprs.
2388 Declare rs6000_float_gprs.
2389 Declare rs6000_float_gprs_string.
2390 (rs6000_parse_float_gprs_option): New.
2391 (rs6000_override_options): Genericize rs6000_parse_* calls to use
2392 rs6000_parse_yes_no_option.
2393 Change check for cpu=8540, to use TARGET_E500.
2394 (rs6000_parse_isel_option): Delete.
2395 (rs6000_parse_spe_option): Delete.
2396 (rs6000_parse_vrsave_option): Delete.
2398 * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
2399 Define rs6000_float_gprs_string.
2400 (TARGET_OPTIONS): Add rs6000_float_gprs option.
2402 * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
2404 * config/rs6000/eabispe.h: Set rs6000_float_gprs.
2406 Mon Apr 7 14:36:24 CEST 2003 Jan Hubicka <jh@suse.cz>
2408 PR opt/10024
2409 * cfglayout.c (cfg_layout_redirect_edge):
2410 Redirect any branch edges unified with the fallthru one.
2411 * cfgrtl.c (force_nonfallthru_and_redirect): Do not special
2412 case fallthru edges when called via cfglayout.c
2414 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
2416 * c-typeck.c (output_init_element): Check for type == error_mark_node.
2418 2003-04-07 Kazu Hirata <kazu@cs.umass.edu>
2420 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
2421 split.
2422 (a splitter): Do zero-extension via HImode.
2424 2003-04-07 James A. Morrison <ja2morri@uwaterloo.ca>
2426 * doc/invoke.texi: Eliminate extra white-space caused by
2427 @gccoptlist{ on its own line.
2428 * doc/invoke.texi: Ensured there are two spaces between each option.
2429 * doc/invoke.texi: Re-wrapped option lines that were too wide.
2430 Added @gol to options that didn't have them.
2432 2003-04-07 James A Morrison <ja2morri@student.math.uwaterloo.ca>
2434 * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
2436 2003-04-06 Zack Weinberg <zack@codesourcery.com>
2438 * tree.c (tree_size): For all 'c' and 'x' nodes, look directly
2439 at the sizes of the relevant structures, rather than relying
2440 on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
2441 sizes of any such we don't know about. Use
2442 lang_hooks.identifier_size for IDENTIFIER_NODE.
2444 (initializer_zerop): Use CONSTRUCTOR_ELTS.
2445 * tree.def: Update commentary. Make fourth element of
2446 the definition for all 'c' and 'x' nodes zero.
2448 * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
2449 * langhooks-def.h: Update to match.
2450 * langhooks.c: New default, lhd_tree_size.
2452 * c-common.def (SRCLOC): Kill.
2453 * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
2454 Remove entirely - was already #if-ed out.
2457 2003-04-06 Zack Weinberg <zack@codesourcery.com>
2459 * mklibgcc.in: Use a here document to avoid running afoul of
2460 shells that generate control-A from "echo \1".
2462 2003-04-06 Aldy Hernandez <aldyh@redhat.com>
2464 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
2465 option.
2467 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2468 rs6000_spe.
2470 * config/rs6000/eabi.h (TARGET_E500): Define.
2472 * config/rs6000/rs6000.h (TARGET_E500): Define.
2473 (TARGET_OPTIONS): Add spe= option.
2474 Declare rs6000_spe and rs6000_spe_string extern.
2476 * config/rs6000/rs6000.c (branch_positive_comparison_operator):
2477 Change TARGET_SPE to TARGET_E500.
2478 (ccr_bit): Change TARGET_SPE to TARGET_E500. Check for
2479 !TARGET_FPRS.
2480 (print_operand): Same.
2481 (rs6000_generate_compare): Same.
2482 (output_cbranch): Same.
2483 (rs6000_spe): Declare.
2484 (rs6000_spe_string): Declare.
2485 (rs6000_override_options): Call rs6000_parse_spe_option.
2486 (rs6000_parse_spe_option): New.
2488 2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
2490 * hashtable.c (gcc_obstack_init): Delete this function
2491 and everything related to it.
2492 * hashtable.h: Remove prototype.
2493 * bitmap.c (bitmap_element_allocate): Cleanup redundant
2494 defines. Cleanup some unnecessary whitespace.
2495 * defaults.h (obstack_chunk_alloc): Redefine with
2496 appropriate casts for libiberty obstacks.
2497 (obstack_chunk_free): Ditto.
2498 (OBSTACK_CHUNK_SIZE): Define, default to 0.
2499 (gcc_obstack_init): Define as a call to _obstack_begin.
2500 * tree.c (print_obstack_statistics): Delete this unused
2501 function.
2502 * tree.h (obstack): Don't forward-declare.
2503 (print_obstack_statistics): Delete prototype.
2504 (print_obstack_name): Ditto.
2505 (gcc_obstack_init): Ditto.
2506 * rtl.h (gcc_obstack_init): Ditto.
2507 * java/jv-scan.c (gcc_obstack_init): Delete this
2508 function, its prototype and related defines.
2509 * java/jvgenmain.c (gcc_obstack_init): Delete this
2510 function, and related defines.
2511 * java/parse-scan.y (obstack_chunk_alloc): Don't define.
2512 (obstack_chunk_free): Ditto
2514 2003-04-06 Geoffrey Keating <geoffk@apple.com>
2516 * dbxout.c (dbxout_handle_pch): Move prototype out from
2517 #if defined DBX_DEBUGGING_INFO.
2519 2003-04-05 Nathan Sidwell <nathan@codesourcery.com>
2521 * gcov.c (struct arc_info): Replace local_span with cycle.
2522 (struct block_info): Replace u.span with u.cycle. Add is_call_return.
2523 (solve_flow_graph): Set is_call_return.
2524 (add_line_counts): Adjust. In block mode, blocks attach to last line.
2525 (accumulate_line_counts): Find graph cycles, not spanning tree.
2526 (output_branch_count): Adjust.
2527 (output_lines): Adjust.
2528 * doc/gcov.texi: Update.
2530 2003-04-06 Kazu Hirata <kazu@cs.umass.edu>
2532 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
2533 the second alternative to "#".
2535 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
2537 * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
2538 (single_zero_operand): Likewise.
2540 2003-04-05 Daniel Berlin <dberlin@dberlin.org>
2542 * Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
2543 * df.c: Include alloc-pool.h, not obstack.h.
2544 (df_ref_obstack): Remove.
2545 (df_ref_pool, df_link_pool): Add pools.
2546 (df_alloc): Init the new pools.
2547 (df_free): And free them.
2548 (df_link_create): Use the pools.
2549 (df_ref_create): Ditto.
2551 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
2553 * simplify-rtx.c: Fix formatting.
2555 2003-04-05 Andrew Pinski <apinski@apple.com>
2557 * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
2558 reg with reg1 == reg2 and offset1 = -8.
2560 2003-04-05 David Edelsohn <edelsohn@gnu.org>
2562 * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
2563 multiply costs. Correct Power4 divide costs.
2564 * config/rs6000/power4.md: Restore multiply and FP latency.
2566 2003-04-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2568 * alias.c (find_base_term): Export.
2569 * rtl.h (find_base_term): Declare.
2570 * gcse.c (find_moveable_store): Test for flag_non_call_exceptions
2571 instead of flag_exceptions. Move test for parameter passing ...
2572 (store_killed_in_insn): ... here.
2574 2003-04-05 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2576 PR bootstrap/10267
2577 * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
2578 for configuring.
2580 2003-04-04 Geoffrey Keating <geoffk@apple.com>
2582 * dbxout.c (scope_labelno): Add GTY.
2583 (have_used_extensions): Add GTY.
2584 (source_label_number): Add GTY.
2585 (lastfile): Add GTY.
2586 (lastfile_is_base): New.
2587 (base_input_file): New.
2588 (dbxout_handle_pch): New.
2589 (dbx_debug_hooks): Add handle_pch.
2590 (xcoff_debug_hooks): Likewise.
2591 (dbxout_function_end): Remove scope_labelno.
2592 (dbxout_init): Set base_input_file.
2593 (dbxout_handle_pch): New.
2594 (dbxout_source_file): Honour lastfile_is_base.
2595 * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
2596 * sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
2597 * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
2598 * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
2599 * debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
2600 * debug.h (struct gcc_debug_hooks): Add handle_pch.
2601 * c-pch.c (pch_init): Don't call start_source_file, but do call
2602 handle_pch.
2603 (c_common_write_pch): Call handle_pch.
2604 (c_common_read_pch): Don't call start_source_file,
2605 or end_source_file.
2607 Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr>
2609 * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
2610 use of default attributes to agree MEM_ALIGN macro.
2612 Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com>
2614 * dbxout.c (dbxout_type): When printing type index of range type
2615 whose bounds are printed in octal format, print type of parent type if
2616 it exists so enumerated type descriptions are not transformed
2617 into unsigned types.
2619 2003-04-04 Kazu Hirata <kazu@cs.umass.edu>
2621 * config/h8300/h8300-protos.h: Add a prototype for
2622 compute_a_shift_cc.
2623 * config/h8300/h8300.c (shift_one): Update the CC status.
2624 (shift_two): Likewise.
2625 (output_a_shift_cc): Set cc_inline and cc_special.
2626 (compute_a_shift_cc): New.
2627 * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
2629 2003-04-04 Richard Henderson <rth@redhat.com>
2631 * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
2633 2003-04-04 Loren James Rittle <ljrittle@acm.org>
2635 * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
2636 * fixinc/fixincl.x: Rebuilt.
2637 * fixinc/tests/base/stdio.h: Regenerated.
2639 2003-04-04 Nathan Sidwell <nathan@codesourcery.com>
2641 * gcov.c (accumulate_line_counts): Fix span tree merge bug.
2643 Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com>
2645 * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
2646 (NORMAL_MODE).
2647 * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
2649 2003-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2651 * doc/contrib.texi (Contributors): Add entries for Wolfgang
2652 Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
2653 Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
2654 Danny Smith, and Ulrich Weigand.
2655 Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
2656 entry.
2658 2003-04-04 Nick Clifton <nickc@redhat.com>
2660 * config/sparc/sol2-bi.h: Revert previous delta.
2661 * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
2663 2003-04-04 Nick Clifton <nickc@redhat.com>
2665 * config/v850/v850.c (expand_prologue): Only use register save
2666 helper functions if long calls are not being used.
2667 Add a clobber of r11 id using long calls.
2668 (pattern_is_ok_for_prologue): Account for the extra clobber.
2669 (construct_save_jarl): Likewise.
2670 * config/v850/v850.md (prolog pattern): Do not use this pattern
2671 for v850e's.
2673 2003-04-04 Andreas Schwab <schwab@suse.de>
2675 * stor-layout.c (layout_decl): Avoid syntax error in last change
2676 when PCC_BITFIELD_TYPE_MATTERS is defined but not
2677 EMPTY_FIELD_BOUNDARY.
2679 2003-04-03 Jason Merrill <jason@redhat.com>
2681 PR c/10175
2682 * jump.c (never_reached_warning): Revert patch of 2002-11-02.
2683 Look backwards for a line note.
2685 2003-04-03 Neil Booth <neil@daikokuya.co.uk>
2687 * fix-header.c (read_scan_file): Defer switch processing.
2689 2003-04-03 Matt Austern <austern@apple.com>
2691 * cpppch.c (reset_ht): Remove.
2692 (cpp_read_state): Remove loop to reset hashtable identifiers.
2693 * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
2694 after pch file is written.
2695 * ggc.h (gt_pch_fixup_stringpool): Declare.
2696 * stringpool.c (ht_copy_and_clear): Define. Callback. Copy
2697 hashnode's value to another hashtable, then clear the original.
2698 (saved_ident_hash): Define.
2699 (gt_pch_save_stringpool): Create saved_ident_hash, use it to
2700 store definitions in ident_hash, and clear ident_hash.
2701 (gt_pch_fixup_stringpool): Define. Restore definitions from
2702 saved_ident_hash to ident_hash, then destroy saved_ident_hash.
2704 Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz>
2706 * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
2708 2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2710 PR optimization/10157
2711 * gcse.c (can_copy_p): Rename it to can_copy.
2712 (can_copy_init_p): Remove.
2713 (compute_can_copy): Use can_copy instead of can_copy_p.
2714 (can_copy_p): New exported function. Call compute_can_copy.
2715 (hash_scan_set): Use it.
2716 (gcse_main): Don't call compute_can_copy.
2717 (bypass_jumps): Don't call compute_can_copy.
2718 * rtl.h (can_copy_p): Declare.
2719 * loop.c (scan_loop): Don't move the source and add a reg-to-reg
2720 copy if the mode doesn't support copy operations.
2722 2003-04-03 Jason Merrill <jason@redhat.com>
2724 * Makefile.in (unstrap): Also remove stage_last.
2726 * dwarf2out.c (lookup_filename): Don't check for "<internal>".
2727 (dwarf2out_source_line): Don't do anything if line==0.
2729 * stor-layout.c (do_type_align): New fn, split out from...
2730 (layout_decl): ...here. Do all alignment calculations for
2731 FIELD_DECLs here.
2732 (update_alignment_for_field): Not here.
2733 (start_record_layout, debug_rli): Remove unpadded_align.
2734 * tree.h (struct record_layout_info_s): Remove unpadded_align.
2735 * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
2736 or DECL_MODE on the CONST_DECLs.
2737 (finish_struct): Don't mess with DECL_ALIGN.
2739 Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz>
2741 * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
2743 Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com>
2745 * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
2746 function is an interrupt handler.
2748 * sh.c (sh_expand_epilogue): Avoid clash of temp register for
2749 restoring target registers with EH_RETURN_STACKADJ_RTX; use
2750 multiple registers in round-robin fashion.
2752 2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2754 * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
2755 * system.h (CHAR_BITFIELD): New.
2757 2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
2759 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
2760 and LE.
2761 (another peephole2): Likewise.
2763 2003-04-03 Nick Clifton <nickc@redhat.com>
2765 * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
2766 (DEF_ARCH64_SPEC): Likewise.
2768 Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
2770 * i386.c (constant_address_p): Use legitimate_constant_p.
2771 (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
2773 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
2775 * config/h8300/h8300-protos.h: Add a prototype for
2776 gtle_operator.
2777 * config/h8300/h8300.c (gtle_operator): New.
2778 * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
2779 gtle_operator.
2780 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
2781 and LE.
2783 2003-04-02 Richard Henderson <rth@redhat.com>
2785 * libgcc-std.ver (_Unwind_GetCFA): New.
2786 * unwind-dw2.c (_Unwind_GetCFA): New.
2787 * unwind-libunwind.c (_Unwind_GetCFA): New.
2788 * unwind-sjlj.c (_Unwind_GetCFA): New.
2789 * unwind.h: Declare it.
2791 Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
2793 PR inline-asm/8088
2794 * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
2795 when MMX/SSE is not available.
2797 2003-04-02 Mike Stump <mrs@apple.com>
2799 * doc/install.texi (Specific): Update pointers to apple.com.
2801 Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz>
2803 * i386.c (override_options): Disable red zone by default on i386.
2804 (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
2805 Do not test TARGET_64BIT together with TARGET_RED_ZONE
2807 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
2809 * config/h8300/h8300.md (a peephole2): Tighten the condition.
2811 2003-04-02 Richard Henderson <rth@redhat.com>
2813 * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
2815 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
2817 * config/h8300/h8300.md (a peephole2): New.
2819 2003-04-02 Richard Henderson <rth@redhat.com>
2821 * except.c (sjlj_find_directly_reachable_regions): Recognize when
2822 must-not-throw region has been deleted.
2824 2003-04-02 Richard Henderson <rth@redhat.com>
2826 * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
2827 optimization when flag_exceptions not enabled.
2829 2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
2831 * config/rs6000/rs6000.c
2832 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
2833 macros.
2834 (rs6000_issue_rate): Add case for 8540.
2835 (rs6000_use_sched_lookahead): New function.
2837 * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
2838 units into MU ones.
2839 (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
2840 reservation before retirement.
2841 (ppc8540_multiply, ppc8540_load, ppc8540_store,
2842 ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
2843 Remove additional cycle in the reservation before retirement.
2844 (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
2845 reservation of ppc8540_issue.
2847 2003-04-02 Andreas Schwab <schwab@suse.de>
2849 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
2851 2003-04-01 Richard Henderson <rth@redhat.com>
2853 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
2854 notes for nothrow calls if flag_forced_unwind_exceptions.
2855 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
2856 (sjlj_find_directly_reachable_regions): Likewise.
2857 (reachable_handlers): Likewise.
2858 (can_throw_external): Likewise.
2859 (collect_one_action_chain): Record cleanups after catch-all and
2860 must-not-throw if flag_forced_unwind_exceptions.
2861 * flags.h (flag_forced_unwind_exceptions): Declare.
2862 * toplev.c (flag_forced_unwind_exceptions): New.
2863 (lang_independent_options): Add it.
2864 * doc/invoke.text: Add it.
2866 2003-04-01 David Mosberger <davidm@hpl.hp.com>
2868 * config/ia64/crti.asm: Clean up trailing whitespace.
2869 Remove trailing hashes (#) from identifiers.
2871 * config/ia64/crtn.asm: Ditto.
2873 * config/ia64/crtend.asm: Remove trailing hashes (#) from
2874 identifiers.
2875 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
2876 directives. Drop explicit bundling---it just makes the code
2877 harder to read. Don't save/restore gp needlessly.
2879 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
2880 identifiers (they're only needed if the identifier would clash
2881 with a register name otherwise).
2882 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
2883 directives. Drop explicit bundling---it just makes the code
2884 harder to read.
2885 (__do_jv_register_classes): Ditto.
2886 (.fini_array): Remove "progbits" (newer
2887 assemblers don't like wrong section-types).
2888 (.init_array): Ditto.
2890 2003-04-01 Roger Sayle <roger@eyesopen.com>
2892 PR fortran/9974
2893 * gcse.c (reg_killed_on_edge): New function to test whether the
2894 given reg is overwritten by any instruction queued on an edge.
2895 (bypass_block): Ignore substitutions killed on incoming edges.
2896 Don't bypass outgoing edges that have queued instructions.
2898 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
2900 * real.h (EXP_BITS): Make room for...
2901 (struct real_value): ... added canonical bit.
2902 (struct real_format): Added pnan.
2903 (mips_single_format, mips_double_format, mips_extended_format,
2904 mips_quad_format): New.
2905 * real.c: Copy p to pnan in all formats.
2906 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
2907 (real_nan): Use pnan to compute significand's shift.
2908 (real_identical): Disregard significand in canonical
2909 NaNs.
2910 (real_hash): Likewise. Take signalling into account.
2911 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
2912 Disregard significand bits in canonical NaNs. Set all bits of
2913 canonical NaN if !qnan_msb_set.
2914 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
2915 qnan_msb_set to tell the base double format.
2916 (ibm_extended_format): Use 53 as pnan.
2917 (mips_single_format, mips_double_format, mips_extended_format,
2918 mips_quad_format): Copied from the corresponding ieee/ibm
2919 formats, with qnan_msb_set false.
2920 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
2921 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
2922 * config/mips/mips.c (override_options): Use mips_single_format
2923 and mips_double_format. Default TFmode to mips_quad_format.
2924 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
2925 * config/mips/t-irix6: Likewise.
2926 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
2927 * config/fp-bit.c (pack_d, unpack_d): Obey it.
2929 2003-04-01 Geoffrey Keating <geoffk@apple.com>
2931 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
2932 (live_image_destructor): Reset image to initial state.
2933 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
2935 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2937 * config/sparc/sparc.c (input_operand): Accept bare
2938 CONSTANT_P_RTX operands.
2940 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2942 * gcse.c (struct ls_expr): Added pattern_regs field.
2943 (ldst_entry): Initialize it.
2944 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
2945 (store_ops_ok): Use regs precomputed by them.
2946 (find_loads, store_killed_in_insn, load_kills_store): Change return
2947 type to bool.
2948 (store_killed_before, store_killed_after): Take position of register
2949 set in account.
2950 (reg_set_info): Store position of the setter.
2951 (gcse_main): Enable store motion.
2952 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
2953 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
2954 sharing.
2955 (simple_mem): Enable store motion of non-symbol mems.
2956 (regvec): Type changed.
2957 (LAST_AVAIL_CHECK_FAILURE): New.
2958 (compute_store_table_current_insn): New.
2959 (build_store_vectors): Computation of availability and anticipatability
2960 moved ...
2961 (compute_store_table, find_moveable_store): ... here.
2962 (delete_store): Remove senseless comment.
2963 (store_motion): Reorganize.
2965 2003-04-01 Kevin Buettner <kevinb@redhat.com>
2967 * config/mips/mips.c (override_options): Provide mappings for
2968 HI_REGNUM and LO_REGNUM.
2969 * config/mips/mips.h (MD_DBX_FIRST): Define.
2971 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2973 * combine.c (merge_outer_ops): Fix typo.
2975 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
2977 2003-04-01 David Edelsohn <edelsohn@gnu.org>
2979 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
2980 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
2981 imul_compare. Add lmul_compare.
2982 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
2983 in second pair of dispatch slots. Model stores more accurately.
2984 Tweak multiply model. Add bypasses for CR instructions dependent
2985 on complicated compares.
2986 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
2987 (muldi3): Add lmul_compare patterns.
2988 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
2989 and FPSTORE_UX to split instructions and add COMPARE,
2990 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
2991 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
2992 (rs6000_rtx_costs): Separate POWER4 multiply case.
2994 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
2996 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
2997 Do nothing if __builtin_return_address was not used.
2999 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
3001 * i386.md (test patterns): Allow memory operand in operand1.
3003 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
3005 * testsuite/gcc.c-torture/execute/simd-3.c: New.
3007 * expr.c (expand_expr): Handle VECTOR_CST.
3008 (const_vector_from_tree): New.
3010 * varasm.c (output_constant): Handle VECTOR_CST.
3012 * c-typeck.c (digest_init): Build a vector constant from a
3013 VECTOR_TYPE.
3015 * config/rs6000/rs6000.c: Remove prototype for
3016 easy_vector_constant.
3017 (easy_vector_constant): Add mode parameter. Rewrite to handle
3018 more easy constants.
3019 (rs6000_emit_move): Pass mode to easy_vector_constant.
3020 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
3021 (emit_easy_vector_insn): New.
3022 (easy_vector_same): New.
3023 (EASY_VECTOR_15): New macro.
3024 (EASY_VECTOR_15_ADD_SELF): New macro.
3025 (bdesc_2arg): Rename to xorv2si3.
3026 (easy_vector_constant_add_self): New.
3027 (input_operand): Allow vector constants.
3029 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3030 easy_vector_constant, easy_vector_constant_add_self.
3031 (EXTRA_CONSTRAINT): Add 'W'.
3033 * config/rs6000/rs6000-protos.h: Add prototype for
3034 easy_vector_constant, emit_easy_vector_insn.
3036 * config/rs6000/altivec.md (xorv8hi3): New.
3037 (xorv16qi3): New.
3038 Remove all _const0 patterns.
3039 (movv4si_internal): Rewrite to use code. Add vector constant to
3040 vector alternative. Add splitter.
3041 (movv8hi_internal): Same.
3042 (movv16qi_internal): Same.
3043 (movv4sf_internal): Same.
3044 Change the unspecs for vspltis* to use constants.
3046 * config/rs6000/spe.md ("xorv4hi3"): New.
3047 ("spe_evxor"): Rename to xorv2si3.
3048 ("xorv1di3"): New.
3049 Remove all _const0 patterns.
3050 (movv2si_internal): Rewrite to use code. Add vector constant to
3051 alternatives. Add splitter.
3052 (movv4hi_internal): Add vector constant to alternatives.
3053 (movv1di_internal): Same.
3054 (movv2sf_internal): Same.
3056 2003-03-31 Mark Mitchell <mark@codesourcery.com>
3058 PR c/9936
3059 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
3060 variably-sized arrays in parameters.
3061 (set_save_expr_context): New function.
3062 (c_expand_body): Use it, via walk_tree.
3064 2003-03-31 Eric Christopher <echristo@redhat.com>
3066 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
3067 (combinable_i3pat): Remove call to expand_field_assignment and
3068 #if 0'd code.
3070 2003-03-31 Mark Mitchell <mark@codesourcery.com>
3072 PR c++/10278
3073 * c-common.c (finish_label_address_expr): Handle the
3074 error_mark_node.
3076 2003-03-31 Richard Henderson <rth@redhat.com>
3078 * real.c (real_identical): Reorg so as to not compare
3079 signalling for normals.
3081 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
3083 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
3085 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
3087 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
3088 notes as they are boggus.
3089 (m68hc11_gen_movqi): Likewise.
3091 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
3093 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
3094 save the soft registers after the frame pointer so that gdb can unwind
3095 the frame more easily.
3096 (expand_epilogue): Likewise in opposite order; allow to use X register
3097 as scratch if the return value is by reference.
3099 2003-03-31 Jason Merrill <jason@redhat.com>
3101 PR java/10145
3102 * stor-layout.c (update_alignment_for_field): Respect
3103 DECL_USER_ALIGN for zero-length bitfields, too.
3104 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
3105 fields.
3107 2003-03-31 Matt Austern <austern@apple.com>
3109 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
3110 (count_defs): Keep track of number of defs as well as total size.
3111 (write_defs): Put every definition in cpp_savedstate's defs array.
3112 (comp_hashnode): Define. Comparison function for qsort.
3113 (cpp_write_pch_deps): Sort definitions before writing them.
3114 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
3115 (collect_ht_nodes): Define.
3116 (cpp_valid_state): When verifying that undefined identifiers in
3117 the pch file are still undefined, read a sorted list of undefined
3118 identifiers, collect all defined identifiers into a sorted list,
3119 and walk through both lists to make sure there's no match.
3121 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
3123 * config/h8300/h8300.md (a peephole2): New.
3125 2003-03-31 Michael Matz <matz@suse.de>
3127 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
3129 2003-03-31 Segher Boessenkool <segher@koffie.nl>
3131 PR target/10177
3132 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
3133 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
3134 all call-clobbered registers as used.
3136 2003-03-31 Michael Matz <matz@suse.de>
3138 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
3139 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
3141 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
3143 * gcov.c: Add -a & -u options.
3144 (struct arc_info): Add local_span, is_call_non_return,
3145 is_nonlocal_return, is_unconditional flags, remove is_call flag.
3146 (struct block_info): Add flags, is_call_site, is_nonlocal_return
3147 members. Make encodings a union with span member.
3148 (struct function_info): Add blocks_executed, line, src, line_next
3149 members.
3150 (struct coverage_info): Make branches a union with blocks member.
3151 (struct source_info): Add functions member.
3152 (object_summary, program_count): New global variables.
3153 (flag_all_blocks, flag_unconditional): New flags.
3154 (find_source, output_branch_count): New functions.
3155 (print_usage): Adjust.
3156 (options): Adjust.
3157 (process_args): Adjust.
3158 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
3159 <GCOV_TAG_BLOCKS>: Read flags.
3160 <GCOV_TAG_LINES>: Adjust.
3161 (read_count_file): Process SUMMARY tags.
3162 (solve_flow_graph): Set is_unconditional and clear is_call_site
3163 appropriately.
3164 (add_branch_counts): Adjust. Don't count unconditional branches.
3165 (add_line_counts): Deal with all-blocks mode, accumulate block
3166 coverage.
3167 (accumulate_line_counts): Adjust, generate local spanning tree for
3168 all-blocks mode.
3169 (output_lines): Adjust.
3170 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
3171 * doc/gcov.texi: Document.
3173 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
3175 * config/h8300/h8300.md: Organize peephole2's that transform
3176 (compare (reg:HI) (const_int)).
3178 2003-03-31 Roger Sayle <roger@eyesopen.com>
3180 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
3181 (init_emit_once): Initialize dconstm2 and dconsthalf here.
3182 * real.h (dconstm2, dconsthalf): Add prototypes here.
3183 * real.c (real_sqrt): Use dconsthalf rather than local copy.
3184 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
3185 exp(x/2.0) remember to fold the division if possible.
3186 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
3187 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
3188 1.0/(x*x) and pow(x,0.5) as sqrt(x).
3190 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
3192 * config/h8300/h8300.md (a new peephole2): New.
3194 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
3196 * gcse.c (simple_mem): Return false for floating-point accesses
3197 if flag_float_store is true.
3199 2003-03-30 Roger Sayle <roger@eyesopen.com>
3201 * gcse.c (gcse_constant_p): New function to identify constants
3202 suitable for constant propagation, including COMPARE with two
3203 integer constant arguments.
3204 (hash_scan_set): Use gcse_constant_p.
3205 (find_avail_set): Likewise.
3206 (cprop_insn): Likewise.
3207 (do_local_cprop): Likewise.
3208 (find_implicit_sets): Likewise.
3209 (find_bypass_set): Likewise.
3211 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
3213 * except.h: Remove definition of varray_type.
3215 2003-03-30 Richard Henderson <rth@redhat.com>
3217 PR opt/10011, opt/10252:
3218 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
3219 before post-gcse cse pass.
3221 2003-03-30 Roger Sayle <roger@eyesopen.com>
3223 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
3225 2003-03-30 DJ Delorie <dj@redhat.com>
3227 * profile.c (instrument_edges): Make sure any newly created
3228 jump insns have correct jump label info.
3230 2003-03-30 Richard Henderson <rth@redhat.com>
3232 * cfgbuild.c (make_edges): Use tablejump_p.
3233 * cfgcleanup.c (label_is_jump_target_p): Likewise.
3234 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3235 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
3236 (try_redirect_by_replacing_jump): Likewise.
3237 (redirect_edge_and_branch): Likewise.
3238 * cse.c (fold_rtx): Likewise.
3239 * jump.c (delete_related_insns): Likewise.
3240 * rtlanal.c (get_jump_table_offset): Likewise.
3241 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
3243 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
3245 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
3246 (STRICT2_WARN): Likewise.
3248 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3250 PR other/6955
3251 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
3252 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
3254 2003-03-30 Richard Henderson <rth@redhat.com>
3256 PR c/10083
3257 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
3258 don't zero_extend const inputs.
3260 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
3262 * reload1.c (reload_cse_move2add): Fix a comment typo.
3264 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
3266 * config/h8300/h8300.md (a peephole2): Remove useless code.
3268 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
3270 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
3271 (*iorsi3_and_lshiftrt): Likewise.
3272 (*iorsi3_zero_extract): Likewise.
3274 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
3276 * config/h8300/h8300.md (*insv_si_8_8): New.
3277 (*insv_si_8_8_lshiftrt_8): Likewise.
3278 (a peephole2): Likewise.
3280 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3282 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
3283 Uniformly use bugfix instead of bug fix.
3285 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3287 PR doc/895
3288 * ONEWS: Remove those items that already appear in the EGCS
3289 release notes on our web pages.
3291 2003-03-29 Alan Modra <amodra@bigpond.net.au>
3293 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
3294 TARGET_HARD_FLOAT. Reformat.
3295 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
3297 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
3299 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
3300 work on Solaris 2.5.1.
3302 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
3304 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
3305 section of h8300.md
3306 (*addsi3_and_nor_r_1): Likewise.
3308 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
3310 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
3311 set up before any trapping memory access if flag_non_call_exceptions.
3313 2003-03-29 Alan Modra <amodra@bigpond.net.au>
3315 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
3317 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
3319 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
3321 * configure.in: Clarify comments.
3322 * configure: Regenerate.
3324 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
3326 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
3327 label even if pool empty when generating PIC.
3328 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
3330 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
3331 Dhananjay Deshpande <dhananjayd@kpit.com>
3333 PR target/10205
3334 * config/h8300/h8300.c (h8300_initial_elimination_offset):
3335 Correct the offset computation when TARGET_NORMAL.
3337 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3339 PR target/10067
3340 * config/sparc/sparc.md (jump pattern): Correct order
3341 when issuing the annuling marker.
3343 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3345 PR c/8281
3346 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
3347 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
3349 2003-03-28 Alan Modra <amodra@bigpond.net.au>
3351 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
3352 globalize_label.
3353 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3354 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3355 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3356 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3357 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3358 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3359 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3361 2003-03-28 Alan Modra <amodra@bigpond.net.au>
3363 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
3364 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
3365 notes after hoisting.
3366 (load_mems): Adjust replace_loop_mems call.
3368 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3369 Richard Henderson <rth@redhat.com>
3371 PR target/10114 and PR target/10084
3372 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
3374 2003-03-27 Richard Henderson <rth@redhat.com>
3376 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
3378 2003-03-27 Roger Sayle <roger@eyesopen.com>
3380 * fold-const.c (fold_inf_compare): New function to simplify FP
3381 comparisons against +Infinity or -Infinity.
3382 (fold): Optimize floating point comparisons against Infs and NaNs.
3384 2003-03-27 Janis Johnson <janis187@us.ibm.com>
3386 * libgcov.c: Provide only dummy functions if libc is not available.
3388 2003-03-27 Richard Henderson <rth@redhat.com>
3390 * real.h (struct real_value): Add signalling.
3391 (EXP_BITS): Decrement.
3392 * real.c (get_canonical_qnan): Don't set MSB-1.
3393 (get_canonical_snan): Likewise. Set signalling.
3394 (real_identical): Compare signalling.
3395 (round_for_format): Remove force-one-bit on code.
3396 (real_nan): Likewise. Set signalling.
3397 (encode_ieee_single): Add force-one-bit code; honor signalling.
3398 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
3399 (decode_ieee_single): Set signalling.
3400 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
3402 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
3404 PR ada/9953
3405 * ada/Makefile.in (gnatlib configuration for HPUX): Split
3406 the general section for HPUX into specific sections for
3407 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
3408 11 case.
3410 2003-03-27 Glen Nakamura <glen@imodulo.com>
3412 PR opt/10087
3413 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
3414 while incrementing giv.
3415 (record_biv): Check for duplicate biv locations and
3416 set (struct induction *) v->same if found.
3418 2003-03-27 David Mosberger <davidm@hpl.hp.com>
3420 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
3421 v0.9 API change: replace read of UNW_REG_HANDLER with
3422 unw_get_proc_info().
3423 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
3424 with unw_get_proc_info().
3425 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
3426 unw_get_proc_info().
3428 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
3430 * config/rs6000/8540.md: Use presence_set instead of absence_set.
3432 2003-03-26 Richard Henderson <rth@redhat.com>
3434 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
3436 2003-03-26 Roger Sayle <roger@eyesopen.com>
3438 PR bootstrap/10051, PR bootstrap/10169.
3439 * mips-tfile.c (init_file): Don't provide a static initializer.
3440 (initialize_init_file): Initialize the contents of init_file.
3441 (add_file): Call initialize_init_file if not already initialized.
3443 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
3445 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
3446 registers used for global asm variables.
3447 (s390_frame_info, s390_arg_frame_offset): Likewise.
3448 (s390_emit_prologue, s390_emit_epilogue): Likewise.
3450 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
3452 * config/rs6000/8540.md: New file.
3454 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
3455 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
3456 reservations for imul.
3458 * config/rs6000/rs6000.md: Include 8540.md. Change
3459 delayed_compare onto mult_compare for insns generating
3460 multiplication.
3461 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
3462 New type attribute values.
3464 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
3465 fpsimple instead of fp.
3466 (*divsf3_gpr): Use type vecfdiv instead of fp.
3467 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
3468 instead of vecfloat.
3469 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
3470 (spe_brinc): Use type brinc instead of veccomplex.
3471 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
3472 veccomplex.
3473 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
3474 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
3475 *movv2sf_internal): Define type attribute values for all
3476 alternatives.
3477 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
3478 of fpcompare.
3479 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
3480 instead of fpcompare.
3482 2003-03-26 David Edelsohn <edelsohn@gnu.org>
3484 * config/rs6000/power4.md: Allow delay between dispatch and
3485 function units for simple instructions. Correct store units.
3486 Allow branch to occupy as many dispatch slots as necessary.
3488 2003-03-26 Jakub Jelinek <jakub@redhat.com>
3490 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
3491 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
3492 zero extend old to it.
3493 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
3494 operand.
3496 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
3498 PR target/7784
3499 * reload.c (find_reloads_address): Handle
3500 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
3501 all base registers.
3503 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
3505 PR other/10203
3506 * version.c: Reference the GCC web site in the URL.
3508 2003-03-26 Alan Modra <amodra@bigpond.net.au>
3510 * c-incpath.c (add_standard_paths): Add both "translated" and
3511 non-translated header paths.
3513 2003-03-25 Loren James Rittle <ljrittle@acm.org>
3515 * doc/install.texi (*-*-freebsd*): Update with known status.
3517 2003-03-21 Jason Merrill <jason@redhat.com>
3519 PR optimization/10171
3520 * unroll.c (unroll_loop): Don't delete the jump at the end unless
3521 we also delete a jump at the beginning.
3523 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
3525 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
3526 contributor.
3528 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
3530 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
3531 constants are not expensive.
3533 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
3535 PR opt/10056
3536 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
3537 jump jumping to the next instruction.
3538 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3540 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3542 * doc/passes.texi (Passes): Properly document that we do not
3543 perform jump2 any longer; remove command-line option -dJ.
3545 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3547 PR optimization/8746
3548 * config/i386/i386.md (and promoting splitters): Disable HImode to
3549 SImode promoting when the sign bit matters and is not preserved, or
3550 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
3551 for size.
3553 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
3555 * config/h8300/h8300.md (a peephole2): Extend to support loads
3556 in QImode and HImode.
3558 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
3560 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
3561 _return_far
3562 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
3563 (MULTILIB_EXCEPTIONS): Likewise.
3564 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
3565 by calling some board support routine.
3566 ("call_value"): Likewise.
3567 ("*return_void"): Likewise for return.
3568 ("*return_16bit"): Likewise.
3569 ("*return_32bit"): Likewise.
3570 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
3571 for 68HC11 too.
3572 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
3573 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
3574 -mlong-calls for 68HC11.
3575 * config/m68hc11/larith.asm (declare_near): New macro.
3576 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
3577 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
3578 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
3579 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
3580 (__mulhi32): Likewise.
3581 (ret): Update macro for 68HC11.
3582 (__far_trampoline): Implement for 68HC11.
3583 (__call_a16, __call_a32, __return_void, __return_16): New support
3584 routines for 68HC11 memory bank switching calling support.
3585 (__return_32): Likewise.
3587 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
3589 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
3591 2003-03-24 Janis Johnson <janis187@us.ibm.com>
3593 * doc/install.texi (Testing): Mention test result links from build
3594 status pages.
3596 2003-03-24 Mark Mitchell <mark@codesourcery.com>
3598 * function.c (put_var_into_stack): Change bool parameter to int.
3599 (gen_mem_addressof): Likewise.
3600 * rtl.h (gen_mem_addressof): Likewise.
3601 * tree.h (put_var_into_stack): Likewise.
3602 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
3603 gen_mem_addressof or put_var_into_stack.
3604 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3605 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
3607 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
3609 * config/h8300/h8300.md (a peephole2): New.
3611 2003-03-24 Jakub Jelinek <jakub@redhat.com>
3613 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
3615 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3617 * doc/contrib.texi (Contributors): Update Janis Johnson.
3619 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3621 PR target/10072
3622 * combine.c (simplify_if_then_else): Check that the mode
3623 has MODE_INT class before applying the (OP Z (mult COND C2))
3624 transformation.
3626 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3628 PR optimization/9414
3629 * config/sparc/sparc.md (widening peepholes): Use
3630 widen_memory_access instead of change_address.
3632 2003-03-23 Mark Mitchell <mark@codesourcery.com>
3634 PR c++/7086
3635 * c-typeck.c (c_mark_addressable): Adjust calls to
3636 put_var_into_stack.
3637 * expr.c (expand_expr): Likewise.
3638 * function.c (put_var_into_stack): Add rescan parameter. Do not
3639 call fixup_var_refs when rescan is false.
3640 (gen_mem_addressof): Likewise.
3641 (assign_parms): Adjust calls to put_var_into_stack.
3642 (setjmp_protect): Likewise.
3643 (setjmp_protect_args): Likewise.
3644 * rtl.h (gen_mem_addressof): Change prototype.
3645 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
3646 * tree.h (put_var_into_stack): Change prototype.
3648 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
3650 PR middle-end/9967
3651 * builtins.c (expand_builtin_fputs): When optimizing for size,
3652 don't transform fputs into fwrite.
3654 2003-03-23 Glen Nakamura <glen@imodulo.com>
3656 PR c/8224
3657 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
3658 when signedness changes for division or modulus.
3660 2003-03-24 Alan Modra <amodra@bigpond.net.au>
3662 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
3663 globalize_label.
3665 2003-03-23 Roger Sayle <roger@eyesopen.com>
3667 PR c/10178
3668 * stmt.c (expand_end_case_type): Check for overflow in range when
3669 determining whether to use a bit-test implementation.
3671 2003-03-23 Richard Henderson <rth@redhat.com>
3673 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
3674 before flow2.
3675 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
3677 2003-03-23 Richard Henderson <rth@redhat.com>
3679 PR opt/10116
3680 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
3681 from then_bb or else_bb after flow2.
3683 2003-03-23 Zack Weinberg <zack@codesourcery.com>
3685 * configure.in: Check whether it is necessary to link against
3686 libm to use ldexp.
3687 * configure: Regenerate.
3688 * Makefile.in: Add LDEXP_LIB substitution variable.
3690 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
3692 * config/h8300/h8300.md: Fix comment typos.
3694 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3696 * pa.c (output_cbranch): Fix typo in comment.
3698 2003-03-22 Richard Henderson <rth@redhat.com>
3700 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
3701 after reload.
3703 2003-03-22 DJ Delorie <dj at redhat dot com>,
3704 Bruce Korb <bkorb at gnu dot org>
3706 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
3707 buggy Solaris 2.6 mutex/cond initializers.
3708 (solaris_mutex_init): Rename to solaris_mutex_init_2.
3709 * fixinc/fixincl.x: Regenerate.
3710 * fixinc/tests/base/pthread.h: Update.
3711 * fixinc/fixincl.c(initialize): be explicit about the default case
3712 and indicate verbose level when being very, very verbose.
3713 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
3715 2003-03-22 Andreas Jaeger <aj@suse.de>
3717 * config/i386/i386.c (ix86_init_machine_status): Return value.
3719 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3721 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
3722 conditional branch to the following instruction. Use next_real_insn
3723 instead of next_active_insn.
3724 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
3725 instead of next_active_insn.
3727 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
3729 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
3730 instead of 'm' constraint in forced-split alternatives.
3731 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
3732 VALIDATE_ADDRESS parameter to operand_subword.
3734 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
3736 * config/h8300/h8300.c (notice_update_cc): Correctly handle
3737 the case where the set destination is STRICT_LOW_PART.
3739 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
3741 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
3742 c30 instead of a c40 processor.
3744 2003-03-22 Alan Modra <amodra@bigpond.net.au>
3746 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
3748 2003-03-21 Zack Weinberg <zack@codesourcery.com>
3750 * c-common.c: Include intl.h.
3751 (shadow_warning): Rewrite to allow better diagnostic translations.
3752 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
3753 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
3754 use it throughout.
3755 * Makefile.in (c-common.o): Add intl.h.
3757 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
3759 * config.gcc: Remove 'float_format'.
3761 * fixproto: Define NULL and size_t in generated stdlib.h and
3762 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
3763 Rearrange file generation loop for readability. Generate time.h,
3764 string.h if missing.
3765 * tsystem.h: Include <string.h>, <time.h> unconditionally.
3766 * config.gcc: Blow away POSIX defines.
3768 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
3770 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
3772 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
3774 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
3775 writing .interrupt command.
3776 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
3777 if it's a far or near function.
3778 ("call_value"): Likewise.
3779 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
3780 near attributes.
3781 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
3782 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
3783 (m68hc11_initial_elimination_offset): Set current_function_far
3784 according to attributes.
3785 (expand_prologue): Likewise.
3786 (trap_handler_symbol): New global to keep track of trap handlers.
3787 (m68hc11_encode_section_info): Mark symbol as far if needed; set
3788 trap symbol.
3789 (m68hc11_is_far_symbol): New function.
3790 (m68hc11_is_trap_symbol): New function.
3791 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
3792 (m68hc11_is_trap_symbol): Declare.
3794 2003-03-21 Jan Hubicka <jh@suse.cz>
3796 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
3797 only when amount of saved regs changed.
3798 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
3799 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
3801 2003-03-21 Jan Hubicka <jh@suse.cz>
3803 PR inline-asm/7916
3804 * function.c (instantiate_virtual_regs_lossage): New function.
3805 (instantiate_virtual_regs_1): Use it.
3806 (instantiate_virtual_regs): Do not continue in substition when insn has
3807 been deleted.
3809 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
3811 * combine.c (make_field_assignment): Fix a warning.
3813 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
3815 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
3817 2003-03-21 Dale Johannesen <dalej@apple.com>
3819 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
3820 priority for R2 on Darwin.
3821 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
3823 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
3825 * combine.c (make_field_assignment): Remove unnecessary AND
3826 when storing into zero_extract.
3828 2003-03-21 Zack Weinberg <zack@codesourcery.com>
3830 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
3831 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
3832 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
3833 in comment.
3835 2003-03-21 DJ Delorie <dj@redhat.com>
3837 * optabs.c (init_integral_libfuncs): Make sure we init at least up
3838 to "long long" size words.
3840 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
3842 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
3843 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
3844 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
3846 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3848 PR doc-bug/9813
3849 * doc/extend.texi: Move misplaced paragraph about underscores in
3850 variables in macros.
3852 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3853 Richard Henderson <rth@redhat.com>
3855 PR optimization/8366
3856 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
3857 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
3858 PIC+SYMBOLIC_CONST in other modes than Pmode.
3859 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
3860 the form PIC+SYMBOLIC_CONST as mode dependent.
3862 2003-03-21 DJ Delorie <dj@redhat.com>
3864 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
3865 sure we always emit at least one insn.
3867 2003-03-21 Christopher Faylor <cgf@redhat.com>
3869 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
3870 stub t-cygming. Use common target header cygming.h. Add extra
3871 c_target_obj and cxx_target_obj file. Default cygwin to posix
3872 threading. Enforce i386 as float format.
3873 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
3874 Remove cygwin.h as target header. Use common target header
3875 cygming.h Enforce i386 as float format. Correct typo.
3876 * config/i386/cygming.h: New file, containing definitions
3877 common to mingw32 and cygwin.
3878 * config/i386/cygwin.h: Remove definitions common to cygwin and
3879 mingw. Simplify special spec logic. Define "wrappers" around
3880 certain include path defines to accommodate -mno-cygwin.
3881 Remove some #if 0'ed code.
3882 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
3883 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
3884 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
3885 * config/i386/mingw32.h: Remove definitions common to cygwin and
3886 mingw.
3887 (EXTRA_OS_CPP_BUILTINS): Adjust.
3888 (TARGET_VERSION): Define.
3889 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
3890 mingw32.h definitions.
3891 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
3892 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
3893 Add compilation rules for cygwin1.o cygwin2.o.
3894 * config/i386/cygwin1.c: New file.
3895 * config/i386/cygwin2.c: New file.
3896 * config/i386/t-cygming: New makefile stub.
3898 2003-03-20 Richard Henderson <rth@redhat.com>
3900 * fold-const.c (extract_muldiv_1): Revert changing order of
3901 operands in case MULT_EXPR of 2003-02-16 patch.
3903 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
3904 Merge changes from new-regalloc-branch
3906 From Michael Matz <matz@suse.de>
3907 * df.c (df_ref_record_1): Move init of loc to safe point.
3908 Only recurse on interesting things in parallels.
3909 Handle CLASS_CANNOT_CHANGE_MODE smarter.
3910 (df_uses_record): Ditto.
3912 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
3913 it's already okay to use memory operands in (IE doesn't require
3914 adding another insn or anything).
3916 2003-03-20 Richard Henderson <rth@redhat.com>
3918 PR middle-end/6348
3919 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
3920 different from word_mode.
3922 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3924 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
3925 source operand to those that can be extracted with bld.
3927 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
3929 PR 10066
3930 * arm.md (UNSPEC_PIC_BASE): New constant.
3931 (pic_add_dot_plus_four): Wrap with unspec.
3932 (pic_add_dot_plus_eight): Likewise.
3934 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3936 * config/h8300/h8300.md (*insv_si_1_n): New.
3937 (*insv_si_1_n_lshiftrt): Likewise.
3939 2003-03-20 Roger Sayle <roger@eyesopen.com>
3941 * fold-const.c (fold_mathfn_compare): New function to simplify
3942 comparisons against built-in math functions. Fold comparisons
3943 of sqrt against constants.
3944 (fold): Call fold_mathfn_compare when appropriate.
3946 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
3948 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
3949 information.
3951 2003-03-20 Per Bothner <pbothner@apple.com>
3953 Various cleanups to help compile server.
3955 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
3956 and pass that to _cpp_init_hashtable.
3957 (cpp_read_main_file): Drop hash_table* argument; don't call
3958 _cpp_init_hashtable.
3959 * cpplib.h: Update declarations to match.
3960 * c-opts.c (c_common_init_options): Pass ident_hash to
3961 cpp_create_reader.
3962 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
3963 * fix-header.c (read_scan_file): Likewise pass NULL table to
3964 cpp_create_reader rather than cpp_read_main_file.
3966 * cppfiles.c (cpp_rename_file): Generalized and renamed
3967 to cpp_change_file.
3968 * cpplib.h: Update declaration to match.
3969 * c-opts.c (push_command_line_line, finish_options): Change
3970 cpp_rename_file calls to cpp_change_file.
3972 * line-map.c (add_line_map): Allow leaving the outermost file.
3973 Allowing entering an outermost-file after the initial time.
3975 * toplev.c (pop_srcloc): Allow popping from initial file.
3977 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
3979 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
3981 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3983 * config/h8300/h8300.md (a peephole2): New.
3985 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
3987 * config/h8300/h8300.md (*addsi3_and_r_1): New.
3988 (*addsi3_and_not_r_1): Likewise.
3990 2003-03-19 Loren James Rittle <ljrittle@acm.org>
3992 * Makefile.in (STRICT2_WARN): Add @WERROR@.
3993 (GCC_WARN_CFLAGS): Remove $(WERROR).
3994 (fixinc.sh-warn): New.
3995 * ada/Make-lang.in (ada-warn): Add $(WERROR).
3996 * cp/Make-lang.in (cp-warn): Add $(WERROR).
3997 * f/Make-lang.in (f-warn): Add $(WERROR).
3998 * java/Make-lang.in (java-warn): Add $(WERROR).
3999 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
4001 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
4003 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
4004 langhooks-def.h (lhd_tree_dump_dump_tree),
4005 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
4006 Change return type from 'int' to 'bool'. Replace 0 and 1 with
4007 true and false in return statements.
4009 2003-03-19 Kevin Buettner <kevinb@redhat.com>
4011 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
4012 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
4013 DWARF_INITIAL_LENGTH_SIZE.
4014 (output_compilation_unit_header, output_pubnames, output_aranges)
4015 (output_line_info): Output 0xffffffff escape value for 64-bit
4016 DWARF extension.
4017 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
4019 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
4021 * config/s390/s390.c (s390_preferred_reload_class): Do not
4022 force constants to the pool unless necessary.
4023 (s390_decompose_address): Prefer to use pointer as base,
4024 not index register.
4025 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
4026 Q alternative.
4027 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
4028 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
4029 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
4030 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
4031 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
4033 2003-03-19 Jan Hubicka <jh@suse.cz>
4035 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
4036 * i386.c (use_fast_prologue_epilogue): Remove.
4037 (ix86_frame): New field save_regs-using_mov;
4038 (ix86_compute_frame_layout): Decide on fast prologues;
4039 allocate saved registers in red zone.
4040 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
4042 2003-03-19 Nick Clifton <nickc@redhat.com>
4044 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
4046 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4048 PR 10062
4049 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
4050 * pa-protos.h (output_lbranch): New prototype.
4051 * pa.c (compute_frame_size): Change size of the frame marker on the
4052 64-bit ports to 48 bytes.
4053 (pa_output_function_prologue): Document why SAVE_SP is set.
4054 (hppa_expand_prologue): Save previous stack pointer into frame marker
4055 on targets which use the hpux unwind library.
4056 (output_cbranch): Use output_lbranch.
4057 (output_lbranch): New function to output long unconditional branches.
4058 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
4059 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
4060 64-bit ports.
4061 * pa.md (jump): Use output_lbranch.
4062 (allocate_stack): New expander for dynamic stack allocation.
4064 2003-03-19 Alan Modra <amodra@bigpond.net.au>
4066 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
4067 when debugging on XCOFF targets. Delete "abi" temp.
4069 PR target/10073
4070 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
4072 2003-03-18 Jakub Jelinek <jakub@redhat.com>
4074 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
4075 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
4076 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4078 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
4079 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
4080 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4082 2003-03-18 Geoffrey Keating <geoffk@apple.com>
4084 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
4085 the result of machopic_function_base_name.
4086 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
4087 string rather than a static array.
4089 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
4091 * gengtype.c: Include rtl.h.
4092 (enum rtx_code): Don't define.
4093 (rtx_format): Make declaration match rtl.h.
4094 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
4095 users.
4096 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
4097 * Makefile.in (gengtype.o): Update dependencies.
4099 2003-03-18 Andreas Schwab <schwab@suse.de>
4101 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
4102 martin@blom.org.
4104 2003-03-18 Geoffrey Keating <geoffk@apple.com>
4106 * function.c (next_block_index): Mark with GTY.
4108 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
4110 2003-03-18 Richard Henderson <rth@redhat.com>
4112 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
4113 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
4114 until after reload.
4116 2003-03-18 Richard Henderson <rth@redhat.com>
4118 * builtins.c (expand_builtin_unop): New target_mode operand;
4119 use it to convert the result to the correct mode.
4120 (expand_builtin): Update all callers.
4122 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
4124 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
4126 2003-03-18 Jan Hubicka <jh@suse.cz>
4128 * i386.md: Fix previous commit that mistakely applied the patch
4129 twice.
4131 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
4132 canonicalized.
4133 (memrefs_conflict_p): Likewise.
4134 (addr_side_effect_eval): Canonicalize the constructed address.
4136 2003-03-18 Jan Hubicka <jh@suse.cz>
4138 * i386.md (cvtts?2si peep2): New.
4140 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
4142 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
4144 2003-03-18 Andreas Schwab <schwab@suse.de>
4146 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
4147 for format.
4149 2003-03-17 Jason Merrill <jason@redhat.com>
4151 PR c++/10091
4152 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
4153 an unaligned member of TREE_ADDRESSABLE type.
4155 2003-03-18 Alan Modra <amodra@bigpond.net.au>
4157 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
4158 (TARGET_PROFILE_KERNEL): Define.
4159 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
4160 (PROFILE_BEFORE_PROLOGUE): Don't define.
4161 (PROFILE_KERNEL): Remove hacks.
4162 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
4163 (rs6000_stack_info): No need to save lr if just for profiling when
4164 TARGET_PROFILE_KERNEL.
4165 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
4166 (output_function_profiler): Localize label generation. Emit code
4167 for kernel profiling.
4169 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
4171 * config/h8300/h8300-protos.h: Add a prototype for
4172 byte_accesses_mergeable_p.
4173 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
4174 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
4175 (a splitter): Likewise.
4176 (*iorsi3_ashift_16_ashift_24): Likewise.
4177 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
4179 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4181 * dwarf2asm.h: Delete obsolete comment.
4182 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
4183 dw2_asm_output_pcrel, dw2_asm_output_addr,
4184 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
4185 dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
4186 dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
4187 dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
4189 2003-03-17 Zack Weinberg <zack@codesourcery.com>
4191 * c-tree.h (struct lang_identifier): Remove error_locus field.
4192 (IDENTIFIER_ERROR_LOCUS): Kill.
4193 (record_function_scope_shadow): New prototype.
4194 * c-typeck.c (build_external_ref): Don't complain if
4195 decl is error_mark_node. When not at file scope, bind the
4196 decl's local value to error_mark_node to suppress further
4197 warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
4199 * c-decl.c (get_function_binding_level): New static function.
4200 (record_function_scope_shadow): New exported function.
4201 (c_make_fname_decl): Use get_function_binding_level.
4203 2003-03-17 Steve Ellcey <sje@cup.hp.com>
4205 * stmt.c (tail_recursion_args): Call promote_mode to set
4206 unsignedp flag correctly before calling convert_move.
4208 2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4210 * loop-unroll.c (decide_peel_completely,
4211 decide_unroll_constant_iterations, decide_unroll_stupid,
4212 decide_unroll_runtime_iterations, decide_peel_simple): Set
4213 loop->has_desc.
4215 2003-03-17 Jan Hubicka <jh@suse.cz>
4217 * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
4219 2003-03-17 Olivier Hainque <hainque@act-europe.fr>
4221 * function.c (assign_parms): For a struct value address passed as
4222 first argument, delay the function's result RTL setup code until
4223 after the emission of parameter conversions.
4225 2003-03-17 Dave Love <fx@gnu.org>
4226 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4228 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
4229 __arch64__ to match Compaq cc.
4231 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
4233 * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
4234 (c_common_init): Set EBCDIC in cpp options.
4235 * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
4236 not conditional compilation.
4237 * cpplib.h (struct cpp_options): New entry EBCDIC.
4239 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
4241 * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
4243 2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4245 * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
4246 argument to 0 for redirect_jump.
4248 2003-03-16 Mark Mitchell <mark@codesourcery.com>
4250 PR c++/8805
4251 * except.c (eh_region_u_cleanup): Add prev_try.
4252 (expand_eh_region_end_cleanup): Set it.
4253 (reachable_handlers): Use it to skip over cleanup blocks.
4255 2003-03-17 Andreas Jaeger <aj@suse.de>
4257 * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
4259 2003-03-17 Alan Modra <amodra@bigpond.net.au>
4261 * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
4262 (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
4263 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
4264 (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
4266 2003-03-16 Richard Henderson <rth@redhat.com>
4268 * simplify-rtx (simplify_binary_operation): Don't abort for
4269 SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
4271 2003-03-16 Richard Henderson <rth@redhat.com>
4273 * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
4274 optimize_size as well.
4276 2003-03-16 Stephane Carrez <stcarrez@nerim.fr>
4278 * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
4279 for D register to specify the low part of it, aka B.
4280 (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
4281 the register if we are loading 1 or -1 to it; avoid using temp
4282 register when moving X/Y to Y/X.
4283 (m68hc11_gen_movqi): Likewise.
4284 (m68hc11_check_z_replacement): Fix last insn setting for compare case.
4286 2003-03-14 Mark Mitchell <mark@codesourcery.com>
4288 PR optimization/9016
4289 * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
4290 into the constant pool.
4292 2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
4294 PR target/9164
4295 * tree.c (get_narrower): For extensions with unchanged bit number,
4296 return the unsignedness of the outer mode.
4298 2003-03-16 Roger Sayle <roger@eyesopen.com>
4300 * c-typeck.c (build_component_ref): Turn "for" into "do .. while"
4301 to avoid "may be used uninitialized" warning on ia64-hpux.
4302 * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
4304 2003-03-16 Andreas Jaeger <aj@suse.de>
4306 * configure.in: Improve check for memcheck.h.
4307 * configure: Regenerated.
4309 2003-03-16 Neil Booth <neil@daikokuya.co.uk>
4311 * doc/cppopts.texi: Remove documentation of -A-.
4313 2003-03-15 Zack Weinberg <zack@codesourcery.com>
4315 * doc/libgcc.texi: Remove @tie.
4317 2003-03-15 Josef Zlomek <zlomekj@suse.cz>
4319 * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
4320 (rtx_pair): Added new element update_label_nuses, renamed to
4321 replace_label_data.
4322 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
4323 replace_label_data instead of rtx_pair.
4324 * loop.c (load_mems): Likewise.
4325 * rtlanal.c (replace_label): Replace label in pool constants and in
4326 INSN_LIST (in REG_LABEL note).
4327 (subrtx_p): Renamed to rtx_referenced_p.
4328 (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
4329 LABEL_REF with CODE_LABEL, traverse constants from pool.
4331 2003-03-15 Aldy Hernandez <aldyh@redhat.com>
4332 Zack Weinberg <zack@codesourcery.com>
4334 * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
4335 * doc/libgcc.texi: New file.
4336 * doc/interface.texi: Delete paragraph about libgcc interface.
4337 * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
4339 2003-03-15 Jason Merrill <jason@redhat.com>
4341 PR debug/9039
4342 * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
4344 PR debug/6387
4345 * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
4346 function DIEs at toplevel.
4347 (decls_for_scope): At -g1, don't descend into subblocks.
4349 2003-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4351 * varasm.c (struct rtx_const): Change type of un.addr member
4352 to struct holding an additional 'symbol' member.
4353 (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
4354 with equal string addresses as equal.
4355 (simplify_subtraction): Adapt to struct rtx_const change.
4357 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
4359 * fix-header.c (read_scan_file): Read main file before handling -D.
4361 2003-03-15 Roger Sayle <roger@eyesopen.com>
4363 * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
4364 * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
4365 * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
4366 (find_sub_basic_blocks): Likewise.
4367 * cgraphunit.c (cgraph_expand_functions): Likewise.
4368 * dwarf2out.c (prune_unused_types): Likewise.
4369 * expr.c (store_field): Likewise.
4370 * genextract.c (print_path): Likewise.
4371 * haifa-sched.c (schedule_insn): Likewise.
4372 * lcm.c (compute_antinout_edge): Likewise.
4373 * loop-unroll.c (decide_peel_once_rolling): Likewise.
4374 * ra-colorize.c (ra_colorize_free_all): Likewise.
4375 * ra-debug.c (dump_igraph): Likewise.
4376 (debug_hard_reg_set): Likewise.
4377 * reg-stack.c (reg_to_stack): Likewise.
4378 * rtlanal.c (refers_to_regno_p): Likewise.
4379 * tracer.c (layout_superblocks): Likewise.
4381 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
4383 * fix-header.c (read_scan_file): Fix thinko.
4385 2003-03-15 Glen Nakamura <glen@imodulo.com>
4387 * reload1.c (choose_reload_regs): Use && instead of ||
4388 with REG_CANNOT_CHANGE_MODE_P condition.
4390 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
4392 * Makefile.in: Update.
4393 * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
4394 * c-lex.c (init_c_lex): Register builtins hook is dead.
4395 * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
4396 (c_common_decode_option): Don't call cpp_handle_option.
4397 Handle -A, -D and -U.
4398 (handle_deferred_opts): Simplify.
4399 (finish_options): Define builtins and command line macros.
4400 * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
4401 * cppinit.c: Don't include intl.h.
4402 (init_builtins): Rename cpp_init_builtins. No hook to call.
4403 (init_library): Don't need to sort options.
4404 (cpp_create_reader): Don't set pending.
4405 (cpp_destroy): Don't free pending.
4406 (struct pending_option, cl_directive_handler, struct cpp_pending,
4407 APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
4408 cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
4409 cl_options, cpp_handle_option): Remove.
4410 * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
4411 cpp_finish_options): Remove.
4412 (cpp_init_builtins): New.
4413 * fix-header.c (read_scan_file): Update to handle -D. Fix
4414 handling of -I. Replace call to cpp_finish_options.
4416 2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4418 PR optimization/9387
4419 * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
4420 for conditional returns.
4422 2003-03-14 Jason Merrill <jason@redhat.com>
4424 PR optimization/6871
4425 * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
4427 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
4429 * c-opts.c (finish_options): New.
4430 (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
4431 (missing_arg): Handle OPT_include and OPT_imacros.
4432 (c_common_init, c_common_parse_file): Use finish_options.
4433 (handle_deferred_opts): Update.
4434 * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
4435 (cpp_finish_options): Don't handle -imacros here.
4436 (no_fil): Remove.
4437 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
4439 2003-03-14 Jakub Jelinek <jakub@redhat.com>
4441 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
4442 rs6000_maybe_dead if !fromprolog.
4444 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
4446 * Makefile.in: Update.
4447 * c-common.h (fe_file_change, pp_file_change): New.
4448 * c-lex.c (init_c_lex): Don't set cb_file_change.
4449 (c_common_parse_file): Move to c-opts.c.
4450 (cb_file_change): Rename fe_file_change.
4451 * c-opts.c: Include debug.h.
4452 (warn_unused_macros, include_cursor): New.
4453 (push_command_line_include, cb_file_change): New.
4454 (COMMAND_LINE_OPTIONS): Handle -include.
4455 (c_common_decode_option): Use local warn_unused_macros.
4456 Handle OPT_include.
4457 (c_common_post_options): Set file change callback.
4458 (handle_deferred_opts): Skip -include. Don't free the array.
4459 (c_common_init): Call cpp_finish_options here, and push an
4460 initial -include file.
4461 * c-ppoutput.c (cb_file_change): Rename pp_file_change.
4462 (preprocess_file): Don't call cpp_finish_options.
4463 (init_pp_output): Don't set the file change callback.
4464 (pp_file_change): Return if no line commands or no output.
4465 * cpphash.h (next_include_file, first_unused_line): Remove.
4466 * cppinit.c (include_head, include_tail): Remove.
4467 (cpp_destroy): Don't free -include chain.
4468 (cpp_finish_options): Don't handle -include, or worry about
4469 -Wunused-macros.
4470 (_cpp_maybe_push_include_file): Remove.
4471 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
4472 * cpplib.c (_cpp_pop_buffer): Don't handle -include.
4473 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
4474 Used flag is set based upon the state of the warn_unused_macros
4475 flag, and so use of first_unused_line is unnecessary.
4477 2003-03-13 Jan Hubicka <jh@suse.cz>
4479 * cselib.c (clear_table): Do not take argument; always clear just
4480 used slots.
4481 (cselib_process_insn): Update call of clear_table
4482 (cselib_init): Do not call clear_table.
4483 (cselib_finish): Clear table.
4485 * cse.c (count_reg_usage): Do not check side_effects_p.
4486 * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
4487 like noop.
4488 (find_reg_equal_equiv_note): Do not use find_reg_note.
4490 2003-03-14 Richard Henderson <rth@redhat.com>
4492 PR target/9700
4493 * config/alpha/alpha.c (alpha_va_start): Account for
4494 current_function_pretend_args_size in the AP offset.
4496 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
4497 (INITIAL_ELIMINATION_OFFSET): Move out of line.
4498 * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
4499 (alpha_initial_elimination_offset) New.
4500 * config/alpha/alpha-protos.h: Update.
4502 2003-03-14 Jakub Jelinek <jakub@redhat.com>
4504 * stmt.c (expand_start_case): Call emit_queue ().
4506 2003-03-14 Chris Demetriou <cgd@broadcom.com>
4507 Alexandre Oliva <aoliva@redhat.com>
4509 * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
4510 words in new abis.
4512 2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4514 PR optimization/8396
4515 * tree-inline.c (initialize_inlined_parameters): Make sure the value
4516 of read-only constant arguments is passed with the right type.
4518 2003-03-14 Steven Bosscher <steven@gcc.gnu.org>
4520 * doc/extend.texi (Function Names): Make the example compilable.
4522 2003-03-13 David Edelsohn <edelsohn@gnu.org>
4524 * config/rs6000/rs6000.c (processor_target_table): Really allow
4525 GP optional instructions on Power4.
4527 2003-03-13 Roger Sayle <roger@eyesopen.com>
4529 * calls.c (flags_from_decl_or_type): Factor and remove redundant
4530 conditional tests.
4532 2003-03-13 Mike Stump <mrs@apple.com>
4534 * ggc-page.c (struct page_entry): Remove varray.h header.
4535 Add index_by_depth field.
4536 Remove save_in_use_p field.
4537 (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
4538 by_depth_max, by_depth, and save_in_use fields.
4539 (INITIAL_PTE_COUNT): Add.
4540 (save_in_use_p_i): Add.
4541 (save_in_use_p): Add.
4542 (adjust_depth): Add.
4543 (move_ptes_to_front): Add.
4544 (push_depth): Add.
4545 (push_by_depth): Add.
4546 (prefetch): Add.
4547 (free_page): Add support for and use faster data structures.
4548 (ggc_alloc): Likewise.
4549 (init_ggc): Likewise.
4550 (ggc_recalculate_in_use_p): Likewise.
4551 (ggc_pop_context): Likewise.
4552 (clear_marks): Likewise.
4553 (ggc_pch_read): Likewise.
4554 * Makefile.in (ggc-page.o): Remove varray.h.
4556 2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org>
4558 * ChangeLog: Rotated last year's entries to...
4559 * ChangeLog.8: New.
4561 * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
4562 config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
4563 config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
4564 config/ia64/ia64-protos.h, config/ia64/ia64.c,
4565 config/ia64/ia64.h, config/ia64/ia64.md,
4566 config/ia64/itanium1.md, config/ia64/itanium2.md,
4567 config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
4568 config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
4570 2003-03-13 Aldy Hernandez <aldyh@redhat.com>
4572 * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
4573 Differentiate endianness.
4574 (s6000_override_options): Use cpu type instead of TARGET_SPE.
4576 2003-03-13 Nick Clifton <nickc@redhat.com>
4578 * config/arm/arm.c (print_multi_reg): Do not generate a type 2
4579 LDM instructions with writeback enabled.
4580 (output_return_instruction): Likewise.
4582 * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
4583 (CALL_USED_REGISTERS): Remove definition.
4584 (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
4586 2003-03-13 Alan Modra <amodra@bigpond.net.au>
4588 * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
4589 (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
4590 (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
4591 (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
4592 (rs6000_legitimize_address): Formatting.
4593 (rs6000_emit_move): Likewise.
4594 (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
4595 (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
4596 (rs6000_elf_select_section): Comment reason for shlib being
4597 set for ABI_AIX.
4598 (rs6000_elf_unique_section): Likewise.
4599 (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
4600 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
4601 as well as flag_pic.
4602 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
4603 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4604 * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
4606 2003-03-13 Richard Henderson <rth@redhat.com>
4608 * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
4610 * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
4611 (ia64_gp_save_reg): Remove.
4612 (struct ia64_frame_info): Move to the beginning of the file;
4613 add reg_save_gp.
4614 (ia64_expand_call): Rearrange for new call patterns.
4615 (ia64_reload_gp): New.
4616 (ia64_split_call): New.
4617 (ia64_compute_frame_size): Allocate reg_save_gp.
4618 (ia64_expand_prologue): Save reg_save_gp.
4619 (ia64_expand_epilogue): Don't restore gp.
4620 (ia64_hard_regno_rename_ok): Remove R4 hack.
4621 (ia64_function_ok_for_sibcall): New.
4622 (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
4623 call try_split on sibcall pattern.
4624 * config/ia64/ia64-protos.h: Update.
4625 * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
4626 Rename from nopic versions. Confiscate 2nd argument to call as
4627 a marker.
4628 (call_pic, call_value_pic, sibcall_pic): Remove.
4629 (call_gp, call_value_gp, sibcall_gp): New.
4630 (builtin_setjmp_setup): Remove.
4631 (builtin_setjmp_receiver): Call ia64_reload_gp.
4633 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
4635 * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
4636 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
4637 "GNU CC" with "GCC".
4639 * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
4640 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
4641 config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
4642 GCC, not GNU CC.
4644 * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
4645 langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
4647 * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
4648 langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
4649 unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
4650 "GNU CC" with "GCC".
4652 * config/v850/lib1funcs.asm, config/v850/rtems.h,
4653 config/v850/v850-c.c, config/v850/v850-protos.h,
4654 config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4655 GCC, not GNU CC.
4657 * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
4658 config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
4659 config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
4660 config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
4661 GNU CC.
4663 2003-03-12 Benjamin Kosnik <bkoz@redhat.com>
4665 * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
4667 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
4669 * fixinc/fixinc.interix: Remove dead code (most of it).
4670 * fixinc/fixinc.dgux: Remove.
4672 * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
4673 ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
4675 2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4677 * pa.c (pa_init_builtins): Fix warning.
4679 2003-03-12 Steve Ellcey <sje@cup.hp.com>
4681 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
4682 (ASM_OUTPUT_XDATA_SHORT): Remove.
4683 (ASM_OUTPUT_XDATA_INT): Remove.
4684 (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
4685 (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
4686 (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
4687 (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
4689 2003-03-12 Andrew Lewycky <andrew@mxc.ca>
4691 PR c++/7050
4692 * expr.c (store_expr): Don't attempt to store void-typed trees,
4693 just evaluate them for side effects.
4695 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
4697 * cppfiles.c (cpp_rename_file, cpp_push_include): New.
4698 * cppinit.c (push_include): Move with changes to cppfiles.c.
4699 (cpp_read_main_file): Mark named operators here...
4700 (cpp_finish_options): ...not here. Update.
4701 (_cpp_maybe_push_include_file): Update.
4702 * cpplib.h (cpp_push_include, cpp_rename_file): New.
4704 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
4706 * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
4707 _gcc_COMPUTE_GAS_VERSION.
4708 * configure.in: Use them.
4709 * configure: Regenerate.
4711 2003-03-12 Bob Wilson <bob.wilson@acm.org>
4713 * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
4714 to detect carry.
4715 (subdi3): Reorder emitted instructions.
4717 2003-03-12 Andreas Jaeger <aj@suse.de>
4719 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
4720 NETBSD_OS_CPP_BUILTINS_LP64.
4722 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
4724 * Makefile.in: Eliminate all.indirect. Update and clean up comments.
4725 Rearrange. Reorganize.
4726 * configure.in: Rearrange.
4727 * configure: Regenerate.
4729 2003-03-12 Andreas Jaeger <aj@suse.de>
4731 * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
4732 LP64 targets.
4734 * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
4735 _LP64.
4737 * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
4738 _LP64 macros here.
4739 * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4741 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
4742 NETBSD_OS_CPP_BUILTINS_LP64.
4743 * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
4744 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
4746 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
4748 2003-03-12 Jan Hubicka <jh@suse.cz>
4750 * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
4752 2003-03-12 Daniel Jacobowitz <drow@mvista.com>
4754 Fix PR target/9797 and PR c/9853.
4755 * stmt.c (expand_decl_init): Call push_temp_slots () and
4756 pop_temp_slots ().
4758 2003-03-12 J"orn Rennecke <joern.rennecke@superh.com>
4760 * sh.c: Include basic-block.h.
4761 (sh_output_mi_thunk, emit_load_ptr): New functions.
4762 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
4764 2003-03-12 Nick Clifton <nickc@redhat.com>
4766 * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
4767 (CALL_USED_REGISTERS): Likewise.
4768 * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
4769 describing how this value is calculated.
4771 2003-03-12 Hans-Peter Nilsson <hp@bitrange.com>
4773 * configure.in (rlim_t): Define to long if no valid definition
4774 found in sys/resource.h.
4775 * config.in, configure: Regenerate.
4777 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
4779 * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
4780 TARGET_OS_CPP_BUILTINS.
4781 * config/mcore/mcore-pe.h: Similarly.
4782 * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
4783 CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
4785 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4787 PR c/9928
4788 * c-decl.c (duplicate_decls): Discard the initializer of the new decl
4789 only if it is a VAR_DECL.
4791 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4793 PR optimization/9888
4794 * config/i386/i386.md (jcc_1): Fix range.
4795 (jcc_2): Likewise.
4796 (jump): LIkewise.
4797 (doloop_end_internal): Likewise.
4799 2003-03-12 Danny Smith <dannysmith@users.sourceforge.net>
4801 * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
4802 Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
4803 (DLL_EXPORT_PREFIX): New define. Use throughout instead of
4804 DLL_IMPORT_EXPORT_PREFIX and "i."
4805 (i386_pe_dllexport_name_p): Here.
4806 (i386_pe_dllimport_name_p): Here.
4807 (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
4808 not 9 chars when getting identifier name.
4809 (i386_pe_mark_dllimport): Here.
4810 (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
4811 not 9 chars when getting identifier name. Correct comment.
4812 (i386_pe_strip_name_encoding): Here. Add comments for different
4813 cases.
4814 (gen_fastcall_suffix): Break down xmalloc() argument to
4815 components.
4816 (gen_stdcall_suffix): Likewise.
4817 Update copyright year.
4819 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4821 PR optimization/9888
4822 * config/i386/i386.md (movsi_1): Remove special alternatives
4823 for %eax register.
4824 (movsi_1_nointernunit): Likewise.
4825 (movhi_1): Likewise.
4826 * config/i386/i386.c (memory_address_length): Do not use
4827 short displacement when there is no base.
4828 (ix86_attr_length_address_default): Handle LEA instructions.
4830 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
4832 * c-cppbuiltin.c (builtin_define_std): Make non-static.
4834 2003-03-11 Loren James Rittle <ljrittle@acm.org>
4836 * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
4837 (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
4838 (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
4839 * config/freebsd.h (CPP_PREDEFINES): Remove.
4840 (TARGET_OS_CPP_BUILTINS): New.
4841 * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
4842 instead of TARGET_OS_CPP_BUILTINS.
4843 * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
4845 2003-03-11 Geoffrey Keating <geoffk@apple.com>
4847 * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
4849 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
4851 * config/rs6000/rs6000.c (rs6000_stack_info): Remove
4852 insn_chain_scanned. Use insn_chain_scanned_p in machine_function.
4854 * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
4856 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
4858 * toplev.c (independent_decode_option): Return success for --help,
4859 --target-help and --version.
4861 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
4863 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
4864 Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is
4865 specified.
4866 (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
4867 DRIVER_SELF_SPECS.
4868 (LINK_SPEC): Let endian options affect the linker emulation name.
4870 2003-03-11 J"orn Rennecke <joern.rennecke@superh.com>
4872 * sh.md (reload_inqi): Fix mode for source in second set.
4874 2003-03-11 Jan Hubicka <jh@suse.cz>
4876 * cselib.c (cselib_invalidate_mem_1): Move too ...
4877 (cselib_invalidate_mem): ... here; use new list
4878 (dummy_val, first_containing_mem): New static variables.
4879 (clear_table): Initialize first_containing_mem.
4880 (discard_useless_values): Compact the containing_mem list.
4881 (add_mem_for_addr): Add to the list.
4882 * cselib.h (cselib_val): Add next_containing_mem.
4884 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
4886 * config/rs6000/rs6000.c (rs6000_override_options): Disable string
4887 instructions for e500.
4889 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
4891 * Makefile.in: Update.
4892 * c-cppbuiltin.c: Include tm_p.h.
4894 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
4896 * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
4898 * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
4899 (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
4900 (_Unwind_SetGR): Same.
4901 (_Unwind_GetGRPtr): New.
4902 (_Unwind_SetGRPtr): New.
4903 (uw_update_context_1): Use accesor functions instead of accessing
4904 context->reg[] directly.
4905 (uw_install_context_1): Same.
4906 (execute_cfa_program): Same.
4907 (__frame_state_for): Same.
4909 * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
4910 the synthetic register offset.
4912 * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
4914 2003-03-11 Hans-Peter Nilsson <hp@axis.com>
4916 * config/cris/cris.md: Remove lingering EGCS reference.
4917 ("*extopqihi_side_biap"): For HI operation, match
4918 cris_additive_operand_extend_operator, not
4919 cris_operand_extend_operator. Adjust condition.
4920 ("*extopqihi_side", "*extopqihi"): Ditto.
4921 ("*extopqisi_side_biap"): Correct operand numbers in condition.
4922 ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
4923 ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
4924 ("*extophisi_swap"): Ditto.
4925 ("*extopqihi_swap_side_biap"): For HI operation, match a simple
4926 PLUS, not cris_operand_extend_operator. Adjust condition and
4927 output template.
4928 ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
4929 * config/cris/cris.h (PREDICATE_CODES): Add
4930 cris_additive_operand_extend_operator.
4931 * config/cris/cris.c (cris_additive_operand_extend_operator):
4932 New predicate.
4934 2003-03-11 Hartmut Penner <hpenner@de.ibm.com>
4936 * df.c (read_modify_subreg_p): Change from static to global.
4937 * df.h (read_modify_subreg_p): Add prototype.
4938 * sched-deps.c (sched_analyze_1): Generate true dependency for
4939 strict_low_part, certain subregs and zero/sign_extract.
4941 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
4943 * Makefile.in: Update.
4944 * c-common.c: Don't include real.h or except.h.
4945 (REGISTER_PREFIX): Remove.
4946 (builtin_define_std, builtin_define_with_value,
4947 builtin_define_with_int_value, builtin_define_with_hex_fp_value,
4948 builtin_define_type_max, builtin_define_type_precision,
4949 builtin_define_float_constants): Move to c-cppbuiltin.c.
4950 (c_stddef_cpp_builtins): New.
4951 * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
4952 * c-cppbuiltin.c: New, extracted from c-common.c.
4953 (define__GNUC__): New.
4954 * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
4955 * gcc.c: Remove support of %v1, %v2 and %v3 specs.
4956 (cpp_unique_options): Don't support no-gcc.
4957 (do_spec_1): Remove support of version specs.
4958 * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
4959 * doc/passes.texi: Update.
4960 * doc/tm.texi: Update.
4962 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
4964 * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
4966 2003-03-10 Andrew Pinski <apinski@apple.com>
4968 * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
4969 is on should not get here.
4970 (machopic_indirect_data_reference): If dynamic-no-pic is on just
4971 generate high/low parts of the address.
4972 (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
4973 MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
4974 symbol and labels with a new reg. Dynamic-no-pic does not have a
4975 pic_offset_table_rtx.
4976 (machopic_select_section): Change references of flag_pic to
4977 MACHOPIC_INDIRECT.
4978 (machopic_asm_out_destructor): Likewise.
4979 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
4980 reference of flag_pic to MACHOPIC_INDIRECT.
4981 (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
4982 (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
4983 (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
4984 (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
4985 * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
4986 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
4987 * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
4988 (TARGET_DYNAMIC_NO_PIC): Define.
4989 (SUBTARGET_SWITCHES): Define, have sub-target switches for
4990 dynamic-no-pic.
4991 (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
4992 rs6000_override_options to here. Dynamic-no-pic overrides
4993 pic.
4994 (CC1_SPEC): Change from not static then pic to not static and not
4995 dynamic-no-pic then pic.
4996 * config/rs6000/rs6000.c (rs6000_override_options): Move the
4997 check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
4998 (rs6000_legitimize_reload_address): Add case for loading floating in
4999 dynamic-no-pic.
5000 (rs6000_emit_move): Add case for dynamic-no-pic. Change reference
5001 of flag_pic to MACHOPIC_INDIRECT.
5002 (secondary_reload_class): Conditional change the reference of
5003 flag_pic to MACHOPIC_INDIRECT.
5004 (rs6000_output_mi_thunk): Change reference of flag_pic to
5005 MACHOPIC_INDIRECT.
5006 (output_profile_hook): Likewise.
5007 (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
5008 * config/rs6000/rs6000.md (movdf_low): Add the case for
5009 MACHO_DYNAMIC_NO_PIC_P.
5010 (call): Change references for flag_pic in TARGET_MACHO to
5011 MACHOPIC_INDIRECT.
5012 (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
5013 -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c.
5014 * doc/invoke.texi (-mdynamic-no-pic): Document.
5016 2003-03-10 Devang Patel <dpatel@apple.com>
5018 PR c++/9394
5019 * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
5020 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
5021 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
5022 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
5023 * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
5024 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
5026 2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl>
5028 PR optimization/7189
5029 * toplev.c (rest_of_compilation): Move
5030 check_function_return_warnings up to just after
5031 delete_unreachable_blocks.
5033 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
5035 * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
5036 * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
5037 Declare.
5038 * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
5039 for reg rename optimization to avoid using Z and Y registers.
5041 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
5043 * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
5044 when adding to X and Y since leax/leay are fast.
5045 ("*addhi3"): Accept 'I' constraint when adding to address register.
5046 ("rotlhi3"): Operand 1 must be a register_operand.
5047 (peephole2): New peephole to optimize some adds.
5048 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
5049 to represent -2 .. 2 small integer range.
5051 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
5053 * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
5054 each 16-bit rotation.
5056 2003-03-10 Zack Weinberg <zack@codesourcery.com>
5058 * c-opts.c (add_prefixed_path): Don't use concat. When
5059 prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
5060 cpp_GCC_INCLUDE_DIR_len characters.
5062 2003-03-10 Segher Boessenkool <segher@koffie.nl>
5064 * testsuite/gcc.dg/altivec-9.c: New file.
5066 * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
5067 (rs6000_emit_prologue): Use rs6000_frame_related instead.
5069 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
5071 * config/rs6000/spe.h: Define __ev64_*64__ to use single element
5072 vectors.
5073 (__ev_convert_u64): Remove macro. Define as inline.
5074 (__ev_convert_s64): Same.
5076 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
5078 * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
5079 (rs6000_stack_t): Add spe_64bit_regs_used.
5081 * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
5082 spe_64bit_regs_used, and use it to determine the size of the
5083 frame.
5084 (spe_func_has_64bit_regs_p): New.
5085 (spe_synthesize_frame_save): New.
5086 (rs6000_frame_related): Handle SPE synthetic registers.
5087 (rs6000_emit_prologue): Only save in 64-bits if the function used
5088 any registers in 64-bit mode.
5089 (rs6000_emit_epilogue): Same, but for restore.
5091 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
5093 * arm.h (enum floating_point_type): Delete. Replace with...
5094 (enum fputype): ... new.
5095 (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked.
5096 * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
5097 * arm.md (attr fpu): Reworked for new underlying enum values.
5098 * arm.c (arm_fpu_arch): Now enum fputype.
5099 (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype.
5100 (arm_override_options, arm_output_epilogue, arm_expand_prologue):
5101 Update uses of arm_fpu_arch and arm_fpu_tune.
5103 2003-03-10 Josef Zlomek <zlomekj@suse.cz>
5105 * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
5106 (try_crossjump_to_edge): Replace refereces to one jump table by
5107 references to identical jump table.
5108 * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
5109 (replace_label): Moved to rtlanal.c.
5110 (struct rtx_pair): Moved to rtl.h.
5111 * rtl.h (struct rtx_pair): Moved from loop.c.
5112 (replace_label): New extern function.
5113 (subrtx_p): New extern function.
5114 (tablejump_p): New extern function.
5115 * rtlanal.c (replace_label): Moved from loop.c.
5116 (subrtx_p_1): New static function.
5117 (subrtx_p): New function.
5118 (tablejump_p): New function.
5120 2003-03-10 Jan Hubicka <jh@suse.cz>
5122 * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
5124 * cfgcleanup.c (merge_blocks): Return where to iterate next.
5125 (try_optimize_cfg): Use return value of merge_blocks
5127 2003-03-10 Michael Matz <matz@suse.de>
5129 * cfg.c (unchecked_make_edge): New.
5130 (cached_make_edge): Use it.
5131 * basic-block.h (unchecked_make_edge): Declare.
5132 * cfglayout.c (cfg_layout_duplicate_bb): Use it.
5134 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
5136 * fpa.md: New file. Move all patterns relating to FPA co-processor
5137 to here...
5138 * arm.md: ... from here.
5139 (cirrus.md, fpa.md): Include at end of description.
5140 (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
5141 (pic_load_addr_based): Remove register constraint from expander.
5142 (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
5143 (sordered, sungt, sunle, sunge, sunlt): Likewise.
5144 (eh_epilogue, tablejump): Likewise.
5146 2003-03-09 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5148 * tree.c (substitute_in_expr, case 'e'): Only make recursive call
5149 on operands if it has a PLACEHOLDER_EXPR.
5151 2003-03-09 David Edelsohn <edelsohn@gnu.org>
5152 Mostafa Hagog
5154 * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
5155 condition.
5157 2003-03-09 Neil Booth <neil@daikokuya.co.uk>
5159 * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
5160 * config/ip2k/ip2k.h: Similarly.
5161 * config/m32r/m32r.h: Similarly.
5162 * config/m68hc11/m68hc11.h: Similarly.
5163 * config/mn10200/mn10200.h: Similarly.
5164 * config/mn10300/mn10300.h: Similarly.
5165 * config/pdp11/pdp11.h: Similarly.
5166 * config/v850/v850.h: Similarly.
5167 * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
5168 * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
5169 * config/mips/iris3.h: Remove #if 0 block.
5171 2003-03-09 Roger Sayle <roger@eyesopen.com>
5172 Joern Rennecke <joern.rennecke@superh.com>
5174 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
5175 pending argument upon return from handle_braces here.
5176 (do_spec_2): Instead handle it upon return from do_spec_1 here.
5178 2003-03-09 Roger Sayle <roger@eyesopen.com>
5179 Joern Rennecke <joern.rennecke@superh.com>
5181 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
5182 pending argument upon return from handle_braces here.
5183 (do_spec_2): Instead handle it upon return from do_spec_1 here.
5185 2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5187 * varasm.c (make_decl_one_only): Use declare_weak().
5189 2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5191 PR middle-end/9986
5192 * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
5193 after the common builtins.
5194 * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
5195 * pa.c (TARGET_INIT_BUILTINS): Define.
5196 (pa_init_builtins): New function.
5198 * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
5199 space has been allocated for the outgoing arguments, set the arg
5200 pointer for a call emitted after virtuals have been instantiated
5201 using the stack pointer offset, otherwise abort.
5203 2003-03-09 DJ Delorie <dj@redhat.com>
5205 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
5207 2003-03-09 Richard Earnshaw <rearnsha@arm.com>
5209 * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
5210 (arm_fix_truncdfsi2): Add missing fix in floating point mode before
5211 conversion to integer.
5212 * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
5214 2003-03-09 Roger Sayle <roger@eyesopen.com>
5216 * builtins.def: Fix typo and improve grammar.
5217 * loop-unroll.c (decide_peel_completely): Tidy log message.
5219 2003-03-09 Kazu Hirata <kazu@cs.umass.edu>
5221 * config/h8300/h8300.md (*tstsi_upper_bit): New.
5222 (*iorsi3_e2f): Likewise.
5224 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
5226 * config/h8300/h8300.c (h8300_and_costs): Return the number of
5227 assembly instructions needed.
5228 (h8300_shift_costs): Likewise.
5230 2003-03-09 Hans-Peter Nilsson <hp@bitrange.com>
5232 * config/cris/aout.h (ENDFILE_SPEC): Undef.
5234 * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
5235 moves from here ...
5236 * expr.c (emit_move_insn_1): ... to here.
5238 * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
5239 (TARGET_OS_CPP_BUILTINS): New macro.
5240 * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
5241 (TARGET_OS_CPP_BUILTINS): New macro.
5242 (CPP_PREDEFINES): Don't define. Move old definitions and...
5243 (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
5244 (TARGET_CPU_CPP_BUILTINS): New macro.
5245 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
5246 definitions and the optional __PIC__, __pic__ and
5247 __NO_UNDERSCORES__ definitions to...
5248 (TARGET_OS_CPP_BUILTINS): New macro.
5250 * flags.h (flag_leading_underscore): Declare.
5252 * c-opts.c (c_common_post_options): On fopen failure, return
5253 false, not NULL.
5255 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
5257 * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
5258 config.h.
5259 * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
5260 * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
5262 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
5264 * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
5265 CPP_PREDEFINES.
5266 * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
5267 CPP_PREDEFINES.
5269 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
5271 * c-common.h (c_common_init, c_common_post_options): Update.
5272 * c-objc-common.c (c_objc_common_init): Update for new prototype.
5273 * c-opts.c (saved_lineno): New.
5274 (c_common_post_options, c_common_init): Update prototypes,
5275 move call to cpp_read_main_file from latter to former.
5276 * c-tree.h (c_ojbc_common_init): Update.
5277 * langhooks-def.h (lhd_post_options): New.
5278 (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
5279 * langhooks.c (lhd_post_options): New.
5280 * langhooks.h (struct lang_hooks): Update post_options and init hooks.
5281 * toplev.c (no_backend): New.
5282 (process_options): Call post_options hook and set main_input_filename
5283 and input_filename here.
5284 (lang_dependent_init, do_compile): post_options hook moved to
5285 process_options.
5286 * objc/objc-act.c (objc_init): Update prototype.
5287 * objc/objc-act.h (objc_init): Update prototype.
5289 2003-03-08 Roger Sayle <roger@eyesopen.com>
5291 * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
5292 a complex or vector type, using a load in the original mode.
5294 2003-03-08 Jan Hubicka <jh@suse.cz>
5296 * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
5297 * gt-cgraph.h: New GC file.
5298 * cgraph.c (known_fns): New static variable.
5299 (cgraph_node): Add the decl into varray.
5301 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
5303 * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
5305 2003-03-08 Richard Earnshaw <rearnsha@arm.com>
5307 * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
5308 (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
5309 (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
5310 (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
5311 All callers changed.
5312 * arm.md, arm.h, arm-protos.h: Updated.
5314 * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
5315 (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
5316 * arm.c (arm_regno_class, f_register_operand): Updated.
5318 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
5320 * config/cris/cris.h: Remove EGCS references.
5321 (CPP_SPEC): Remove "-$".
5322 (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
5324 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
5326 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
5327 preference to CPP_PREDEFINES.
5329 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
5331 * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
5333 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
5335 * config/h8300/h8300.md (*extzv_16_8): New.
5337 2003-03-08 Jan Hubicka <jh@suse.cz>
5339 * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
5340 * cgraph.h: (cgraph_local_info): Add can_inline_once
5341 (cgraph_global_info): Add inline_once.
5342 (cgraph_node): Add previous.
5343 (cgraph_remove_node): New.
5344 * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
5345 function.
5346 (cgraph_optimize): Call it.
5347 (cgraph_finalize_function): Set inlinable flags.
5348 (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes.
5349 (cgraph_mark_functions_to_output): Use new inlining heuristics flags.
5350 (cgraph_expand_function): Likewise.
5351 * cgraph.c
5352 (cgraph_node): Put nodes into doubly linked chain.
5353 (cgraph_remove_node): New function.
5354 * flags.h (flag_inline_functions_called_once): Declare.
5355 * tree-inline.c: Include cgraph.h
5356 (inlinable_functions_p): Add extra argument to bypass limits.
5357 (expand_call_inline): Obey cgraph flag.
5358 * tree-inline.h (tree_inlinable_function_p): Update prototype.
5360 2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5362 * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
5363 irreducible loops.
5365 * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
5366 loops info correctly.
5368 2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5370 PR middle-end/7796
5371 * unroll.c (calculate_giv_inc): Handle constants being
5372 loaded with LSHIFTRT.
5374 2003-03-07 David Edelsohn <edelsohn@gnu.org>
5376 * config/rs6000/rs6000.c (processor_target_table): Do not disable
5377 GP optional instructions on Power3, Power4, 620, and 630.
5379 2003-03-07 Kazu Hirata <kazu@cs.umass.edu>
5381 * calls.c: Fix comment formatting.
5382 * cfgloopanal.c: Likewise.
5383 * cfgloopmanip.c: Likewise.
5384 * combine.c: Likewise.
5385 * dwarf2out.c: Likewise.
5386 * ggc-common.c: Likewise.
5387 * langhooks.c: Likewise.
5388 * loop-unroll.c: Likewise.
5389 * loop.c: Likewise.
5390 * ra-build.c: Likewise.
5391 * sbitmap.c: Likewise.
5392 * toplev.c: Likewise.
5394 2003-03-07 James E Wilson <wilson@tuliptree.org>
5396 * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
5398 2003-03-07 Geoffrey Keating <geoffk@apple.com>
5400 * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
5401 support -no-integrated-cpp.
5403 * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
5404 than langhooks.name.
5406 2003-03-07 Michael Matz <matz@suse.de>
5408 * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
5409 (DF_FOR_REGALLOC): New.
5410 * df.c (df_ref_record): Set DF_REF_STRIPPED.
5411 (read_modify_subreg_p): Simplify.
5412 (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
5413 Use DF_FOR_REGALLOC.
5414 * ra.h (struct web): New member subreg_stripped.
5415 (invalid_mode_change_regs): Declare.
5416 * ra.c (invalid_mode_change_regs): New.
5417 (init_ra): Initialize it.
5418 * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
5419 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
5420 (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
5421 * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
5422 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
5424 2003-03-07 Richard Earnshaw <rearnsha@arm.com>
5426 * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
5427 (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
5428 (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
5429 machine description file from ...
5430 * cirrus.md: ... here.
5432 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
5434 * config/h8300/h8300.md (a peephole2): Don't use
5435 reg_overlap_mentioned_p.
5437 2003-03-06 Geoffrey Keating <geoffk@apple.com>
5439 * c-pch.c: Include langhooks.h.
5440 (IDENT_LENGTH): New.
5441 (get_ident): New.
5442 (pch_ident): Delete.
5443 (pch_init): Use get_ident, IDENT_LENGTH.
5444 (c_common_valid_pch): Likewise. Also, use actual language
5445 in warning message.
5446 * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
5448 * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate
5449 c-parse.in.
5450 * objc/Make-lang.in (objc/objc-act.o): Add dependency on
5451 gt-objc-objc-act.h.
5452 (gt-objc-objc-act.h): New rule.
5453 * objc/lang-specs.h: Support PCH.
5454 * objc/objc-act.c: Include gt-objc-objc-act.h.
5455 (objc_add_static_instance): Move num_static_inst out, mark for PCH.
5456 (build_selector_reference_decl): Move idx out, mark for PCH.
5457 (build_class_reference_decl): Likewise.
5458 (build_objc_string_decl): Move *_idx out, mark for PCH.
5459 (build_tmp_function_decl): Move xxx out, mark for PCH.
5461 2003-03-06 Dale Johannesen <dalej@apple.com>
5463 * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider
5464 global functions for inlining on Darwin.
5466 2003-03-06 Vladimir Makarov <vmakarov@redhat.com>
5468 * haifa-sched.c (schedule_block): Don't call reorder when sorting
5469 is prohibited.
5471 2003-03-06 Neil Booth <neil@daikokuya.co.uk>
5473 * Makefile.in (c-ppoutput.o): Update.
5474 * c-common.h (init_pp_output): New.
5475 (preprocess_file): Update.
5476 * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
5477 Register builtins.
5478 * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
5479 Make call to cpp_read_main_file common to whether preprocessing
5480 or not. Don't register builtins.
5481 * c-ppoutput.c: Include c-pragma.h.
5482 (setup_callbacks): Rename init_pp_output.
5483 (preprocess_file): No longer setup callbacks or call
5484 cpp_read_main_file.
5485 * cpphash.h (_cpp_init_mbchar): New.
5486 * cppinit.c (init_library): Call _cpp_init_mbchar.
5487 * cpplex.c (_cpp_init_mbchar): New.
5489 2003-03-06 Roger Sayle <roger@eyesopen.com>
5491 * emit-rtl.c (gen_lowpart): When requesting the low-part of a
5492 MEM, try loading the MEM into a register and taking the low-part
5493 of that, to help CSE see the use of the MEM in its true mode.
5495 2003-03-05 Tom Tromey <tromey@redhat.com>
5497 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
5498 Define.
5500 2003-03-05 Nick Clifton <nickc@cambridge.redhat.com>
5502 * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
5503 operand 2.
5504 ("*ineqbranchsi"): Likewise.
5506 2003-03-05 Andrew Haley <aph@cambridge.redhat.com>
5508 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
5509 mem_fake_push_rtx. Instead construct a SEQUENCE to show the
5510 register store followed by a stack increment.
5512 2003-03-05 Chris Moller <cmoller@redhat.com>
5514 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
5515 to inhibit saving CARRY_REGS.
5517 * config/stormy16/stormy16.c (xs_hi_general_operand):
5518 added predicate to detect and error-out on out-of-range
5519 const_ints for movhi.
5520 * config/stormy16/stormy16.md (movhi): use
5521 xs_hi_general_operand.
5523 * config/stormy16/stormy16.c (xstormy16_expand_prologue):
5524 added a check for local vbl size overflow.
5525 * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
5526 added predicate to detect and error-out on out-of-range
5527 const_ints for addhi and subhi.
5528 * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
5529 subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
5531 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5532 add a term to accept PRE_MODIFY addresses.
5533 * config/stormy16/stormy16.c (xstormy16_expand_move):
5534 add code to expand PRE_MODIFY addresses to an add followed
5535 by a move.
5537 2003-03-06 Jason Merrill <jason@redhat.com>
5539 * tree-inline.c (inlinable_function_p): Revert earlier change
5540 pending investigation.
5542 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
5544 * config/h8300/h8300.md (a new peephole2): New.
5546 2003-03-06 Jan Hubicka <jh@suse.cz>
5548 * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
5550 2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5552 * dwarf2out.c (size_of_die): Compute size of external reference to
5553 die correctly.
5555 2003-03-06 Hans-Peter Nilsson <hp@bitrange.com>
5557 * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
5558 ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
5559 expanders.
5561 2003-03-05 Roger Sayle <roger@eyesopen.com>
5563 * expr.h (lang_expand_expr): Delete obsolete prototype.
5565 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
5567 * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
5569 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
5571 * config/h8300/h8300.md (a peephole2): Generalize to
5572 accept a memory operand.
5574 2003-03-05 Olivier Hainque <hainque@act-europe.fr>
5576 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
5577 * config/alpha/alpha.c (print_operand, case '+'): New.
5578 * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
5579 (call_value_osf_1_noreturn): Likewise.
5581 2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5583 * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
5584 (expand_end_bindings): Likewise.
5586 2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5588 * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
5589 (epilogue): Don't generate return_external_pic when emitting PA 2.0
5590 code.
5592 2003-03-05 Aldy Hernandez <aldyh@redhat.com>
5594 * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
5596 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
5598 * hooks.c (hook_rtx_rtx_null): New.
5600 * hooks.h (hook_rtx_rtx_null): Protoize.
5602 * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
5603 (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
5605 * target.h (struct gcc_target): Add dwarf_register_span.
5607 * dwarf2out.c (multiple_reg_loc_descriptor): New.
5608 (one_reg_loc_descriptor): New.
5609 (reg_loc_descriptor): Add support for values that span more than
5610 one register.
5612 2003-03-05 Jan Hubicka <jh@suse.cz>
5614 * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
5615 * alias.c: Include cgraph.h
5616 (mark_constant_function): Use cgraph_rtl_info.
5617 * calls.c: Include cgraph.h
5618 (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
5619 calls.
5620 (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
5621 * cgraph.c (cgraph_rtl_info): New function.
5622 * cgraph.h (cgraph_rtl_info): Declare
5623 (cgraph_rtl_info): Likewise.
5624 * function.h (struct function): Add recursive_call_emit.
5625 * toplev.c: Include cgraph.h.
5626 (rest_of_compilation): Set preferred_incoming_stack_boundary.
5628 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
5630 * config/h8300/h8300.c (output_simode_bld): Clear the
5631 destination first if possible.
5632 * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
5633 alternative.
5634 (extzv_1_r_inv_h8300hs): Likewise.
5636 2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5638 * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
5639 * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
5640 * cfgloop.c (flow_loop_free): Made global.
5641 (establish_preds): New static function.
5642 (flow_loop_tree_node_add): Handle subloops of added loop correctly.
5643 (get_loop_exit_edges): New.
5644 (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
5645 * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
5646 * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
5647 loops.
5648 * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
5649 removability of an edge.
5650 (fix_irreducible_loops): New static function.
5651 (find_path, remove_path): Add ability to remove enclosing loops.
5652 (unloop): New.
5653 (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
5654 flags.
5655 * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
5656 * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
5657 not neccessary.
5658 (decide_peel_completely, peel_loops_completely): Allow complete peeling
5659 of non-duplicable once rolling loops.
5660 * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
5662 2003-03-05 J"orn Rennecke <joern.rennecke@superh.com>
5664 * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
5665 for align_jumps is 4.
5667 (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
5668 use GENERAL_REGS.
5670 2003-03-05 Stephane Carrez <stcarrez@nerim.fr>
5672 * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
5673 according to va_arg type.
5674 (EXPAND_BUILTIN_VA_ARG): Remove.
5675 * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
5676 * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
5678 2003-03-05 David Edelsohn <edelsohn@gnu.org>
5680 * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
5681 else clauses.
5683 2003-03-05 Michael Matz <matz@suse.de>
5685 * i386/i386.c (ix86_save_reg): Also test
5686 current_function_uses_const_pool.
5688 2003-03-05 Michael Matz <matz@suse.de>
5690 * unwind.h: Add the GPL exception.
5691 * Makefile.in (USER_H): Add unwind.h.
5693 2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5695 PR c/9799
5696 * c-typeck.c (push_init_level): Add sanity check.
5698 2003-03-05 Jan Hubicka <jh@suse.cz>
5700 * toplev.c (rest_of_compilation): Deffer RTL compilation only when
5701 RTL inlining is done.
5703 * cgraphunit.c (cgraph_mark_local_functions): New local function.
5704 (cgraph_optimize): Mark local functions.
5705 * i386-protos.h (init_cumulative_args): Update prototype.
5706 * i386.c (init_cumulative_args): Use register passing convention for
5707 local functions.
5709 * cgraph.c (cgraph_global_info_ready): New global variable
5710 (cgraph_local_info, cgraph_global_info): New functions.
5711 * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
5712 structures.
5713 (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
5714 Declare.
5715 * cgraphunit.c (cgraph_finalize_function): Set inline_many.
5716 (cgraph_mark_functions_to_output): Use inline_many.
5717 (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
5718 (cgraph_expand_functions): Expand inline functions last.
5719 (cgraph_optimize): Do not emit uneeded functions.
5721 2003-03-04 Steve Ellcey <sje@cup.hp.com>
5723 * expr.c (convert_modes): Check for legal hard register.
5725 2003-03-04 Tom Tromey <tromey@redhat.com>
5727 * doc/sourcebuild.texi (Front End Directory): Document tags.
5728 * configure: Rebuilt.
5729 * configure.in (target_list): Added tags.
5730 * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory
5731 TAGS files by reference.
5732 * objc/Make-lang.in (objc.tags): New target.
5734 2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5736 * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
5737 gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
5738 gcov_write_string, gcov_read_unsigned, gcov_read_counter,
5739 gcov_read_string, gcov_write_length): Modified to enable reading/
5740 writing of whole .da file just once.
5741 (da_file_open, da_file_close, da_file_eof, da_file_error,
5742 da_file_position, da_file_seek, da_file_write, da_file_read): New
5743 functions.
5744 (actual_da_file, actual_da_file_position, actual_da_file_length,
5745 actual_da_file_buffer, actual_da_file_buffer_size): New static
5746 functions.
5747 * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
5748 just once.
5751 2003-03-04 Andreas Schwab <schwab@suse.de>
5753 * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
5754 offset without frame pointer.
5756 2003-03-04 Steve Ellcey <sje@cup.hp.com>
5758 * expr.c (expand_expr): Call promote_mode to set unsignedp.
5760 2003-03-04 Daniel Jacobowitz <drow@mvista.com>
5762 * configure.in: Don't always define TARGET_SYSTEM_ROOT.
5763 * configure: Regenerated.
5764 * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
5766 2003-03-04 Andreas Jaeger <aj@suse.de>
5768 * configure.in: Check for <memcheck.h>.
5769 * configure: Regenerated.
5771 * config.in: Define HAVE_MEMCHECK_H.
5773 * ggc-common.c: Use <memcheck.h> if available instead of
5774 <valgrind.h>.
5775 * ggc-page.c: Likewise.
5776 * cppfiles.c: Likewise.
5778 2003-03-04 Kazu Hirata <kazu@cs.umass.edu>
5780 * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
5782 2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5784 PR c/9262
5785 * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
5786 (c_finish_case): Rechain the next statements to the SWITCH_STMT.
5788 2003-03-04 Jan Hubicka <jh@suse.cz>
5790 * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3
5791 * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
5792 for -O3.
5794 2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org>
5796 * configure.in: Delete three unused variables. Move a variable
5797 definition closer to its use. Simplify use_collect2 logic. Start to
5798 organize. Simplify tests for in-tree gas and ld.
5799 * configure: Regenerate.
5801 2003-03-04 Neil Booth <neil@daikokuya.co.uk>
5803 * Makefile.in: Update.
5804 * c-common.c (flag_no_line_commands, flag_no_output,
5805 flag_dump_macros, flag_dump_includes): New.
5806 * c-common.h (flag_no_line_commands, flag_no_output,
5807 flag_dump_macros, flag_dump_includes, preprocess_file): New.
5808 (init_c_lex): Update prototype.
5809 * c-lex.c (init_c_lex): Update prototype; move some code to
5810 c_common_init.
5811 * c-opts.c (preprocess_file): Subsume into c_common_init.
5812 (c_common_decode_option): Update flags.
5813 (c_common_init): Move code from preprocess_file and init_c_lex.
5814 (sanitize_cpp_opts): Update.
5815 * c-ppoutput.c: New, cppmain.c almost verbatim.
5816 * cpphash.h (struct printer): Remove.
5817 (struct cpp_reader): Remove print.
5818 * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
5819 cpp_preprocess_file): Remove.
5820 (struct cpp_options): Remove no_output, no_line_commands, dump_macros
5821 and dump_includes.
5822 * cppmain.c: Remove.
5823 * doc/passes.texi: Update.
5825 2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5827 * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1.
5828 (assign_stack_local_1): Perform overall stack alignment only when
5829 STACK_ALIGNMENT_NEEDED is non-zero.
5830 * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
5832 * pa.c (compute_frame_size): Rename fsize to size. Account for
5833 alignment to a word boundary before general register save block. Only
5834 account for double-word alignment before floating point register save
5835 block if one or more are saved. Don't allocate space for %r3 when
5836 frame pointer is needed.
5837 (hppa_expand_prologue): Include alignment to word boundary in local
5838 frame size.
5839 * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
5840 (STACK_ALIGNMENT_NEEDED): Define.
5842 2003-03-04 Kevin Buettner <kevinb@redhat.com>
5844 * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
5845 global register variables.
5847 2003-03-04 Alexandre Oliva <aoliva@redhat.com>
5849 * reload.c (reload_adjust_reg_for_mode): New function.
5850 (subst_reloads): Call it.
5851 (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
5852 * reload.h (reload_adjust_reg_for_mode): Declare.
5853 * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
5854 Call it.
5856 2003-03-03 James E Wilson <wilson@tuliptree.org>
5858 * optabs.c (add_equal_note): Delete SUBREG_REG use.
5859 Fixes PR c/7872.
5861 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
5863 * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
5864 (*ixorsi3_lshiftrt_16): New.
5865 (*iorsi3_ashift_16): Remove.
5867 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
5869 * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
5870 pattern.
5872 2003-03-03 Geoffrey Keating <geoffk@apple.com>
5874 * doc/install.texi (Specific): Update entry for powerpc-darwin.
5876 2003-03-03 Richard Henderson <rth@redhat.com>
5878 * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
5880 2003-03-03 David Edelsohn <edelsohn@gnu.org>
5882 * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
5883 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
5884 (rs6000_variable_issue): Do not return negative value.
5885 (rs6000_issue_rate): Uniformly set issue rate to 1 for first
5886 scheduling pass.
5888 2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5890 * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
5891 prune_unused_types calls.
5893 2003-03-03 Jason Merrill <jason@redhat.com>
5895 * tree-inline.c (find_builtin_longjmp_call): Save and restore
5896 lineno and input_filename.
5897 (find_alloca_call): Likewise.
5898 (inlinable_function_p): Run the langhook earlier.
5900 * calls.c (compute_argument_addresses): Give the new MEMs a
5901 minimum alignment of PARM_BOUNDARY.
5903 2003-03-03 J"orn Rennecke <joern.rennecke@superh.com>
5905 * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
5906 subtarget_asm_isa_spec.
5907 (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
5908 (ASM_SPEC): Define as SH_ASM_SPEC.
5909 (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
5910 Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
5911 * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
5912 (SUBTARGET_ASM_ISA_SPEC): Undef / define.
5914 * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
5915 and align_jumps if not set.
5916 Force align_jumps to be at least 2.
5917 When relaxing, force align_functions to be at least the maximum of
5918 align_loops, align_jumps and 4.
5919 * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
5920 (sh_loop_align): Honour align_loops_log.
5922 * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
5923 to check for indirect_jump_scratch.
5924 (indirect_jump_scratch): Add second set.
5925 * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
5926 when looking for indirect_jump_scratch.
5927 Extract scratch register taking new structure of indirect_jump_scratch
5928 into account.
5929 (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
5931 2003-03-03 Jan Hubicka <jh@suse.cz>
5933 * calls.c (rtx_for_function_call): Take the address as an argument
5934 (expand_call): Do not modify the expression.
5936 * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not
5937 optimizing.
5939 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
5941 * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
5942 TARGET_H8300H and TARGET_H8300S.
5944 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
5946 * config/h8300/h8300.md (a peephole2): New.
5948 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
5950 * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
5951 operands[0] and operands[1] are different.
5953 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
5955 * reload1.c (reload_cse_move2add): Remove variable success.
5957 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5959 * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
5960 warnings.
5962 2003-03-02 Richard Henderson <rth@redhat.com>
5964 * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
5965 * config.in, configure: Rebuild.
5966 * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
5967 * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
5968 paired ldtoffx and ldxmov annotations.
5969 (load_symptr_internal1): Remove.
5970 (load_symptr_high, load_symptr_low): New.
5972 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
5974 * c-incpath.c (add_path): Fix sysp assignment.
5976 2003-03-02 Kurt Garloff <garloff@suse.de>
5978 * params.def: Introduce parameter max-inline-insns-rtl for
5979 a separate limit for the RTL inliner.
5980 * params.h: Likewise.
5981 * integrate.c (function_cannot_inline_p): Use it.
5982 * toplev.c (decode_f_option): Set multiple parameters
5983 controlling inlining with -finline-limit.
5984 * params.def: Fix orthographic and typographic errors.
5985 * doc/invoke.texi: Document parameters controlling inlining
5986 and the way -finline-limit sets multiple of them.
5988 * tree.h (struct tree_decl): Introduce inlined_function_flag,
5989 recording whether the function became eligible for inlining
5990 by a compiler flag rather than the declaration.
5991 Provide DID_INLINE_FUNC macro to access it.
5992 * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
5993 * cp/decl.c (grokfndecl): Likewise.
5994 * toplev.c (rest_of_compilation): Likewise.
5995 * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
5996 * print-tree.c (print_node): Report it.
5997 * params.def: Introduce new max-inline-insns-auto limit.
5998 * params.h: Likewise.
5999 * tree-inline.c (inlinable_function_p): Apply it to functions
6000 with DID_INLINE_FUNC set.
6001 * toplev.c (decode_f_option): Initialize it from -finline-limit
6002 value.
6003 * doc/invoke.texi: Document new parameter.
6005 2003-03-02 Geoffrey Keating <geoffk@apple.com>
6007 * fix-header.c (read_scan_file): Don't reference simplify_path.
6009 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
6011 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
6012 min/max instructions by default as may result in reload errors.
6014 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
6016 * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
6017 avoid reload problems; define split for it.
6019 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
6021 * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
6022 * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
6023 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
6024 * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
6025 rotatert and rotate.
6026 ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
6027 ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
6028 ("*rotrhi3_addr"): New split for shift insns on address register.
6029 ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
6030 * config/m68hc11/larith.asm (___rotlhi3): New asm function.
6031 (___rotrhi3): Likewise.
6032 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
6034 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
6036 * toplev.c (aux_base_name): Moved from toplev.h.
6037 (filename): Constify.
6038 (lang_dependent_init): Don't duplicate name.
6039 (process_options): Set aux_base_name here, not...
6040 (do_compile): ...here. Change protoype.
6041 (toplev_main): Move some code from do_compile.
6042 * toplev.h: Remove aux_base_name.
6044 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
6046 * config/h8300/h8300-protos.h: Add a prototype for
6047 iorxor_operator.
6048 * config/h8300/h8300.c (print_operand): Handle 'c'.
6049 (iorxor_operator): New.
6050 * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
6051 * config/h8300/h8300.md (*iorhi3_zext): Remove.
6052 (*iorsi3_zexthi): Likewise.
6053 (*iorsi3_zextsi): Likewise.
6054 (*xorhi3_zextqi): Likewise.
6055 (*xorsi3_zexthi): Likewise.
6056 (*xorsi3_zextsi): Likewise.
6057 (*ixorhi3_zext): New.
6058 (*ixorsi3_zext_qi): Likewise.
6059 (*ixorsi3_zext_hi): Likewise.
6061 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
6063 * c-incpath.c (remove_component_p, simplify_path): Move back to
6064 cppfiles.c.
6065 (remove_duplicates): Use cpp_simplify_path.
6066 * c-incpath.h (simplify_path): Remove.
6067 * c-lex.c: Don't include c-incpath.h.
6068 (init_c_lex): Remove simplify_path.
6069 * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
6070 (find_or_create_entry, validate_pch): Revert.
6072 2003-03-02 Ashif Harji <asharji@uwaterloo.ca>
6074 * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
6075 an external cpp during compilation.
6076 (option_map): Likewise.
6077 * objc/lang-specs.h (default_compilers): Similarly.
6078 * doc/invoke.texi: Document -no-integrated-cpp flag.
6080 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
6082 * config/h8300/h8300.md (zero_extendqisi2): Change to an
6083 expander.
6084 (*zero_extendqisi2_h8300): New.
6085 (*zero_extendqisi2_h8300hs): New.
6086 (two splitters): New.
6088 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6090 * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
6092 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
6094 * config/h8300/h8300.md (a peephole2): Remove dead code.
6096 2003-03-01 Roger Sayle <roger@eyesopen.com>
6098 PR c++/9367
6099 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
6100 (BT_FN_INT_CONST_STRING_VALIST_ARG,
6101 BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
6102 BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
6103 BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
6104 BT_FN_INT_STRING_CONST_STRING_VAR,
6105 BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
6106 BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
6107 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
6108 ATTR_NONNULL_3): Also include the nothrow attribute.
6109 (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
6110 vsnprintf, vscanf, vsscanf): Don't define attributes here.
6111 * builtins.def (putchar, puts): Make full C89 built-ins.
6112 (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
6113 vsscanf, vsnprintf, vsprintf): New built-ins.
6114 * c-common.c (c_common_nodes_and_builtins): Handle new macro
6115 DEF_FUNCTION_TYPE_VAR_3.
6117 * doc/extend.texi: Document these new built-in functions.
6119 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
6121 * config/h8300/h8300.md (a peephole2): New.
6123 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
6125 * predict.c (estimate_bb_frequencies): Correctly set
6126 real_values_initialized after initialization.
6128 2003-03-01 Neil Booth <neil@daikokuya.co.uk>
6130 * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
6131 cppinit.o, cppdefault.o, fix-header): Update.
6132 * c-incpath.c: New file.
6133 * c-incpath.h: New file.
6134 * c-lex.c: Include c-incpath.h.
6135 (init_c_lex): Register path simplifier.
6136 * c-opts.c: Include cppdefault.h and c-incpath.h.
6137 (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
6138 std_cxx_inc, quote_chain_split, add_prefixed_path): New.
6139 (COMMAND_LINE_OPTIONS): Add more options from cpplib.
6140 (missing_arg, c_common_decode_option): Handle them.
6141 (c_common_post_options): Register include chains.
6142 (print_help): Update.
6143 * cppdefault.h (struct default include): Update.
6144 Move some macros to ...
6145 * cppdefault.c: ... here.
6146 (cpp_include_defaults): Add extra field add_sysroot.
6147 * cppfiles.c (include_file, search_from, find_or_create_entry,
6148 cpp_included, find_include_file, remap_filename): Update for
6149 renaming of search_path to cpp_path, and of the chain headers.
6150 (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
6151 * cpphash.h (struct search_path): Move to cpplib.h.
6152 (struct cpp_buffer, struct cpp_reader): Update.
6153 (_cpp_simplify_pathname): Remove.
6154 * cppinit.c: Don't include prefix.h and cppdefault.h.
6155 (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
6156 remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
6157 init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
6158 no_pth, cpp_handle_options): Remove.
6159 (struct pending_option): Remove chain members.
6160 (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
6161 cpp_handle_option): Update.
6162 * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
6163 (struct cpp_options): Remove quote_include, bracket_include,
6164 include_prefix, include_prefix_len, verbose, ignore_srcdir,
6165 no_standard_includes, no_standard_cplusplus_includes.
6166 (struct cpp_callbacks): Add simplify_path.
6167 (cpp_handle_options): Remove.
6168 * fix-header.c: Include c-incpath.h.
6169 (read_scan_file): Update to use c-incpath functionality.
6170 * doc/passes.texi: Update.
6172 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
6174 * config/h8300/h8300.c (bit_operand): Accept MEM only if it
6175 satisfies EXTRA_CONSTRAINT 'U'.
6177 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
6179 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
6180 register.
6181 (*tst_extzv_memqi_1_n): Change to a splitter.
6182 (a peephole2): Update.
6184 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
6186 * predict.c (estimate_bb_frequencies): Initialize the sreal
6187 constants once per compilation.
6189 2003-02-28 Richard Henderson <rth@redhat.com>
6191 * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
6193 2003-02-28 scott snyder <snyder@fnal.gov>
6195 * flags.h: Add flag_eliminate_unused_debug_types.
6196 * toplev.c: Add flag_eliminate_unused_debug_types.
6197 (f_options): Add -feliminate-unused-debug-types.
6198 * dwarf2out.c (struct file_table): Add emitted member.
6199 (splice_child_die): Fix the parent pointer for the child being
6200 spliced.
6201 (lookup_filename): Maintain file_table.emitted array. Don't
6202 output .file directive here.
6203 (maybe_emit_file): (new)
6204 (init_file_table): Set up file_table.emitted.
6205 (dwarf2out_source_line): Use maybe_emit_file.
6206 (dwarf2out_start_source_file): Use maybe_emit_file.
6207 (dwarf2out_init): Use maybe_emit_file.
6208 (prune_unused_types_walk_attribs): (new)
6209 (prune_unused_types_mark): (new)
6210 (prune_unused_types_walk): (new)
6211 (prune_unused_types_prune): (new)
6212 (prune_unused_types): (new)
6213 (dwarf2out_finish): Call prune_unused_types if
6214 flag_eliminate_unused_debug_types is set.
6215 * doc/invoke.texi (Option Summary): Add
6216 -feliminate-unused-debug-types.
6217 (Debugging Options): Likewise.
6219 2003-02-28 Geoffrey Keating <geoffk@apple.com>
6221 * doc/invoke.texi: Change .pch to .gch.
6222 * cppfiles.c (open_file_pch): Likewise.
6223 * gcc.c (default_compilers): Likewise.
6225 2003-02-28 Aldy Hernandez <aldyh@redhat.com>
6227 * floatlib.c: Remove.
6229 2003-02-28 Jason Merrill <jason@redhat.com>
6231 * stor-layout.c (variable_size): Leave a "minus 1" outside the
6232 SAVE_EXPR.
6234 2003-02-28 David Edelsohn <edelsohn@gnu.org>
6236 * config/rs6000/power4.md: Add compare bypass.
6238 2003-02-28 Jason Thorpe <thorpej@wasabisystems.com>
6240 * config/netbsd.h: Update copyright years.
6241 (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
6242 -pthread is specified on the command line.
6244 2003-02-28 Dale Johannesen <dalej@apple.com>
6246 * loop.c (struct movable): Add insert_temp, shrink savemode.
6247 (scan_loop): Accept invariants that require copying; mark as
6248 insert_temp.
6249 (combine_movables): Don't combine insert_temp movables.
6250 (move_movables): Insert copies for insert_temp movables.
6251 Don't record the info based on regno for insert_temp's.
6253 2003-02-28 Joel Sherrill <joel@OARcorp.com>
6255 PR 9638/other
6256 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
6257 this constant defaults to 1.
6259 2003-02-28 Bob Wilson <bob.wilson@acm.org>
6261 * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
6263 2003-02-28 Richard Earnshaw <rearnsha@arm.com>
6265 * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
6266 ARMv5e processor, not just for XScale. Instructions are predicable.
6267 (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
6269 2003-02-28 Nick Clifton <nickc@redhat.com>
6271 * config/arm/arm.c (note_invalid_constants): Change parameter type
6272 from bool to int.
6274 2003-02-28 Kazu Hirata <kazu@cs.umass.edu>
6276 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
6277 test of bit 7.
6278 (*tst_extzv_memqi_1_n): Likewise.
6279 (a peephole2): New.
6281 2003-02-28 Richard Sandiford <rsandifo@redhat.com>
6283 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
6284 #ifndef __mips16.
6286 2003-02-28 Jan Hubicka <jh@suse.cz>
6288 * combine.c (gen_lowpart_for_combine): Update handling of
6289 subregs_of_mode
6290 * flow.c (life_analysis, mark_used_regs): Likewise.
6291 * regclass.c (subregs_of_mode): Turn into single bitmap.
6292 (cannot_change-mode_set_regs, invalid_mode_change_p): Update
6293 dealing with subregs_of_mode
6294 * regs.h (subregs_of_mode): Update prototype.
6296 2003-02-28 Josef Zlomek <zlomekj@suse.cz>
6298 * emit-rtl.c (set_reg_attrs_for_parm): New function.
6299 * rtl.h (set_reg_attrs_for_parm): New exported function.
6300 * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
6301 set_reg_attrs_from_mem.
6303 2003-02-27 Roger Sayle <roger@eyesopen.com>
6304 Zack Weinberg <zack@codesourcery.com>
6306 * gcc.c (do_spec_1): Treat %U like %u for unique associations.
6308 2003-02-27 Kazu Hirata <kazu@cs.umass.edu>
6310 * reload1.c (sext_for_mode): Remove.
6311 (reload_cse_move2add): Use trunc_int_for_mode instead of
6312 sext_for_mode.
6313 (move2add_note_store): Likewise.
6314 Reset register information if we see a set in non-integer
6315 mode.
6317 2003-02-27 David Edelsohn <edelsohn@gnu.org>
6319 * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
6320 option.
6321 (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
6322 * config/rs6000/aix51.h: Same.
6323 * config/rs6000/aix52.h: Same.
6324 * config/rs6000/power4.md: Additional VMX bypasses.
6326 2003-02-27 Geert Bosch <bosch@gnat.com>
6328 * toplev.c (print_version): Add indentation for GGC heuristics and
6329 output after printing version information.
6331 2003-02-27 James E Wilson <wilson@tuliptree.org>
6333 * combine.c (simplify_comparison): Require integral mode when
6334 permuting SUBREG with AND.
6336 2003-02-27 Steve Ellcey <sje@cup.hp.com>
6338 * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
6340 2003-02-27 Nick Clifton <nickc@redhat.com>
6342 * config/arm/arm.md (extendsfdf2): Add pattern accidentally
6343 deleted when cirrus instructions were added.
6345 2003-02-27 Jason Thorpe <thorpej@wasabisystems.com>
6347 * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
6348 POSIX thread support by default.
6350 2003-02-27 Roger Sayle <roger@eyesopen.com>
6352 * config/i386/cygwin.h: Don't include any other files directly.
6353 * config/i386/mingw32.h: Don't include cygwin.h directly.
6354 * config.gcc (cygwin, mingw32, uwin): Instead make these files
6355 explicit in the tm_files variable.
6357 2003-02-27 Alan Modra <amodra@bigpond.net.au>
6359 * config/rs6000/rs6000.md: Add TI constant splitter.
6361 2003-02-26 Alexandre Oliva <aoliva@redhat.com>
6363 * builtins.c (purge_builtin_constant_p): Handle subreg of
6364 constant_p_rtx too.
6366 * function.c (assign_stack_local_1): Truncate constant added to
6367 frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
6369 2003-02-26 David Edelsohn <edelsohn@gnu.org>
6371 * config.gcc: Add power4 to PowerPC with_cpu list.
6373 2003-02-26 Jan Hubicka <jh@suse.cz>
6375 * objc-act.c: (mark_referenced_methods): Fix compilation problem.
6377 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6379 * gcov-dump.c (print_prefix): Fix signedness warning.
6380 * gcov-io.h (struct counter_section, struct counter_section_data): New.
6381 (struct function_info): n_arc_counts field removed, n_counter_sections,
6382 counter_sections fields added.
6383 (struct gcov_info): arc_counts, n_arc_counts fields removed,
6384 n_counter_sections, counter_sections fields added.
6385 * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
6386 profile sections.
6387 * profile.h (MAX_COUNTER_SECTIONS): New.
6388 (struct section_info): New.
6389 (struct profile_info): count_instrumented_edges,
6390 count_edges_instrumented_now fields removed, n_sections, section_info
6391 fields added.
6392 (find_counters_section): Declare.
6393 * profile.c (struct function_list): count_edges field removed,
6394 n_counter_sections, counter_sections fields added.
6395 (set_purpose, label_for_tag, build_counter_section_fields,
6396 build_counter_section_value, build_counter_section_data_fields,
6397 build_counter_section_data_value, build_function_info_fields,
6398 build_function_info_value, build_gcov_info_fields,
6399 build_gcov_info_value): New static functions.
6400 (find_counters_section): New function.
6401 (instrument_edges, get_exec_counts, compute_branch_probabilities,
6402 branch_prob, create_profiler): Modified to support multiple profile
6403 sections.
6405 2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6407 * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
6408 is 8 * STACK_BOUNDARY.
6409 * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
6411 2003-02-26 Michael Matz <matz@suse.de>
6413 * ra-colorize.c (merge_moves): Fix list handling.
6415 2003-02-26 Nick Clifton <nickc@redhat.com>
6417 * config/arm/arm.c (is_load_address): Rename to...
6418 (arm_memory_load_p) ... this and make it check for SUBREGs and
6419 constant loads that will be converted into loads from the
6420 minipool.
6421 (is_cirrus_insn): Rename to ...
6422 (arm_cirrus_insn_p): ... this, for consistency. Replace test
6423 of CIRRUS_NO with CIRRUS_NOT.
6424 (cirrus_reorg): Use renamed functions.
6425 (note_invalid_constants): Change from a void function to bool.
6426 Add an extra parameter, saying whether the fixups should be
6427 pushed. Return true if fixups are needed.
6428 (arm_reorg): Use renamed functions. Use INSN_P. Replace test
6429 of CIRRUS_NO with CIRRUS_NOT.
6430 * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
6431 other floating point co-processors can also affect this.
6432 * config/arm/arm.md ("type" attribute): Add mav_farith and
6433 mav_dmult. Replace references to "cirrus_type" attribute with
6434 "type".
6435 * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
6436 ("cirrus_type" attribute): Delete - use "type" instead.
6437 ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
6438 'normal'.
6440 2003-02-25 Jan Hubicka <jh@suse.cz>
6442 * objc-act.c: Include cgraph.h
6443 (mark_referenced_methods): New function.
6444 (objc_init): Call it.
6445 * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
6447 * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
6448 mode.
6450 * optabs.c (expand_fix): Do not widen the input operand.
6452 * expr.c (emit_group_store): Fix crash when converting single
6453 register into complex register.
6455 * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
6456 * alias.c: Include timevar.h
6457 (init_alias_analysis): Set timevar
6458 * jump.c: Include timevar.h
6459 (rebuild_jump_labels): Set timevar
6460 * regcalss.c: Include timevar.h
6461 (reg_scan): Set timevar
6462 * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
6464 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6466 * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
6468 * Makefile.in (loop-unroll.o): New.
6469 * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
6470 (unroll_and_peel_loops): Declare.
6471 * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
6472 flag_old_unroll_loops.
6473 * loop.c (loop_invariant_p): Ditto.
6474 * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
6475 flag_old_unroll_all_loops.
6476 * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
6477 (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
6478 * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
6479 (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
6480 PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
6481 PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
6482 PARAM_MAX_ONCE_PEELED_INSNS): New.
6483 * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
6484 (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
6485 instead of old one.
6486 (flag_peel_loops): New.
6487 (lang_independent_options): The new flags added.
6488 (rest_of_compilation): Call new unroller.
6489 (process_options): Setup flags for coexistence of old and new unroller.
6490 * doc/invoke.texi: Document new options.
6491 * doc/passes.texi: Document new unroller pass.
6493 2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com>
6495 * fixinc/fixincl.x: Regenerate
6497 2003-02-26 Josef Zlomek <zlomekj@suse.cz>
6499 * function.c (assign_parms): Set reg_attrs for parameters passed in
6500 registers.
6502 2003-02-26 Alan Modra <amodra@bigpond.net.au>
6504 PR target/9681
6505 * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
6507 2003-02-25 David Edelsohn <edelsohn@gnu.org>
6509 * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
6510 pseudo-op.
6512 2003-02-25 Roger Sayle <roger@eyesopen.com>
6514 * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P.
6515 * cse.c (invalidate_skipped_set): Likewise.
6516 * integrate.c (subst_constants): Likewise.
6517 * jump.c (reversed_comparison_code_parts): Likewise.
6518 * loop.c (canonicalize_condition): Likewise.
6519 * simplify-rtx.c (simplify_relational_operation): Likewise.
6521 2003-02-25 Roger Sayle <roger@eyesopen.com>
6523 * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
6524 (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use
6525 the appropriate macro to define built-in function.
6526 (fmod,fmodf,fmodl): New built-in functions.
6528 * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
6530 2003-02-25 Richard Henderson <rth@redhat.com>
6532 * config/i386/i386.c (function_arg): Pass variable sized
6533 structures correctly on the stack.
6535 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
6537 * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
6538 does not reduce the cost of SET.
6540 2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6542 PR target/9732
6543 * config/rs6000/rs6000.c (first_reg_to_save): Handle
6544 PIC_OFFSET_TABLE_REGNUM for -fPIC too.
6545 (rs6000_emit_prologue): Likewise.
6546 (rs6000_emit_epilogue): Likewise.
6547 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
6548 PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
6550 2003-02-25 Richard Henderson <rth@redhat.com>
6552 * real.c (real_to_integer2): Force overflow result only for
6553 unsigned overflow.
6555 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
6557 * gcse.c (cprop_jump): Revert the 2003-02-23 change.
6559 2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6560 Richard Henderson <rth@redhat.com>
6562 * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
6563 there is no similar load.
6565 2003-02-25 Vladimir Makarov <vmakarov@redhat.com>
6566 Richard Henderson <rth@redhat.com>
6568 * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
6569 sched-rgn.c.
6570 (add_forward_dependence): New function prototype.
6572 * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
6573 sched-init.h.
6574 (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
6575 them to haifa-sched.c.
6577 * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
6578 haifa_classify_insn): Move them from sched-rgn.c.
6580 * sched-deps.c (add_dependence): Return flag of creating a new
6581 entry.
6582 (add_forward_dependence): New function.
6583 (compute_forward_dependences): Use the function.
6585 * sched-ebb.c (earliest_block_with_similiar_load): New function.
6586 (add_deps_for_risky_insns): New function.
6587 (schedule_ebb): Call the function.
6589 2003-02-20 Aldy Hernandez <aldyh@redhat.com>
6591 * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
6592 TARGET_VECTOR_OPAQUE_P. Document accordingly.
6594 * testsuite/gcc.dg/20030218-1.c: Check that initialization of
6595 opaque types fail.
6597 * c-typeck.c (comptypes): Change call to vector_types_compatible
6598 to vector_opaque_p.
6599 (convert_for_assignment): Call vector_opaque_p instead of
6600 vector_types_compatible.
6601 (really_start_incremental_init): Disallow initialization of opaque
6602 types.
6604 * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
6605 Define TARGET_VECTOR_OPAQUE_P.
6606 (TARGET_INITIALIZER): Same.
6608 * target.h (struct gcc_target): Remove vector_types_compatible.
6609 Add vector_opaque_p.
6611 * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
6612 Remove.
6613 (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
6614 a vector type. Change return type to bool.
6615 (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
6616 (TARGET_VECTOR_OPAQUE_P): Define.
6618 * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
6619 target hook.
6620 Include target.h.
6621 (cp_parser_init_declarator): Fix typo in function comments.
6623 2003-02-25 Jan Hubicka <jh@suse.cz>
6625 * Makefile.in (lcm.o): Add dependency on function.h
6626 * lcm.c (function.h): Include.
6627 * i386.c (machine_function, ix86_stack_locals,
6628 * ix86_save_varrargs_registers) : Move to
6629 ...
6630 * i386.h (machine_function, ix86_stack_locals,
6631 ix86_save_varrargs_registers): ... here; add optimize_mode_switching
6632 (ix86_optimize_mode_switching): New.
6633 * i386.md (fix patterns): Set ix86_optimize_mode_switching
6635 2003-02-25 Nick Clifton <nickc@redhat.com>
6637 * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name
6638 of fourth arg is 'fndecl' not 'indirect'. Update comment
6639 describing the function's parameters.
6641 2003-02-24 Jan Hubicka <jh@suse.cz>
6643 * combine.c (simplify_shift_const): Fix previous patch.
6645 2003-02-24 Jeff Law <law@redhat.com>
6647 * i386.md (testdi_1_rex64): Discourage reload from using the %eax
6648 alternative.
6649 (testsi_1, testhi_1, testqi_1): Likewise.
6651 2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6653 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
6654 __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
6655 * doc/extend.texi (Tru64 Pragmas): Reflect this.
6657 * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
6658 extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
6659 * fixinc/fixincl.x: Regenerate.
6660 * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
6661 testcase.
6662 Fixes PR c/5059, c/6126, other/9671.
6664 2003-02-24 Roger Sayle <roger@eyesopen.com>
6666 * gcc.c (do_spec_1) ['{']: Handle pending argument upon return
6667 from handle_braces in "%{...}".
6669 2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org>
6671 * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
6672 (prepare_move_operands): Handle TLS operands.
6673 (tls_symbolic_operand): New.
6674 (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
6675 (legitimize_pic_address): Do nothing for the TLS symbol.
6676 (sh_encode_section_info): Handle TLS case.
6677 (sh_strip_name_encoding): Drop TLS encoding.
6678 * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
6679 * config/sh/sh.h (SH_TLS_ENCODING): Define.
6680 (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
6681 (ASM_OUTPUT_LABELREF): Drop TLS encoding.
6682 (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
6683 * config/sh/sh.md: Define TLS UNSPEC constants.
6684 (type): Add tls_load.
6685 ("tls_global_dynamic", "tls_local_dynamic"): New insns.
6686 ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
6687 ("tls_initial_exec"): New insn.
6688 ("sym2TPOFF", "symTPOFF2reg"): New expanders.
6689 ("load_gbr"): New insn.
6691 * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
6692 * configure: Regenerate.
6694 2003-02-24 Alan Modra <amodra@bigpond.net.au>
6696 PR 9297, PR 9722
6697 * calls.c (store_one_arg): Revert 1999-02-16 change. Revert
6698 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr.
6699 * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
6700 (enum block_op_methods): Reorder for better store_expr optimization.
6701 * expr.c (store_expr): Test bit 1 of "want_value" for call param
6702 stores, test bit 0 for original want_value meaning. Pass
6703 BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust
6704 recursive calls, and calls to expand_param.
6705 (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse
6706 expected, set target to 0 rather than to subtarget. Formatting.
6708 2003-02-23 Kazu Hirata <kazu@cs.umass.edu>
6710 * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
6712 2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6714 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
6715 new default behavior.
6716 * ggc-common.c: Include sys/resource.h.
6717 (ggc_rlimit_bound): New function.
6718 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
6719 defaults to account for rlimits.
6721 2003-02-22 Richard Henderson <rth@redhat.com>
6723 * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
6725 2003-02-22 Kelley Cook <kelley@dwhoops.info>
6727 * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
6728 (ix86_tune_string): Rename from ix86_cpu_string.
6730 2003-02-22 Kelley Cook <kelleycook@comcast.net>
6732 * config/i386/i386.c: Replace "mcpu" with "mtune".
6733 * config/i386/i386.h (TARGET_OPTIONS): Likewise.
6734 (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
6735 * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
6736 with "mtune". Note that "mcpu" is a deprecated synonym for "mtune".
6738 2003-02-23 Andreas Schwab <schwab@suse.de>
6740 * config.gcc: Delete references to m68k/t-linux and
6741 m68k/t-linux-aout.
6742 * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
6744 2003-02-22 Jan Hubicka <jh@suse.cz>
6746 * toplev.c (rest_of_compilation): Apply fotgotten hunk
6747 of track scheduling patch.
6749 2003-02-22 Jan Hubicka <jh@suse.cz>
6751 * config/linux.h (TARGET_HAS_F_SETLKW): Define.
6752 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
6754 2003-02-22 Jan Hubicka <jh@suse.cz>
6756 * c-decl.c (c_expand_body_1): Fix.
6758 2003-02-22 Jan Hubicka <jh@suse.cz>
6760 * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
6762 * cfgcleanup.c (try_forward_edges): Don't check loop structures
6763 when not optimizing.
6764 (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
6765 when not expensive.
6766 * toplev.c (rest_of_compilation): Duplicate loop headers only when
6767 optimizing; Delete trivially dead insns early; fix optimize check.
6769 * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
6770 dependency on cgraph.h
6771 * c-decl.c: Include cgraph.h
6772 (finish_function): Update call of tree_inlinable_function_p.
6773 * c-objc-common.c: Include cgraph.h
6774 * cgraph.h: New file.
6775 * cgraphunit.c: New file.
6776 * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
6777 (cgraph_nodes, cgraph_n_nodes): Globalize.
6778 (cgraph_finalize_function, cgraph_finalize_compilation_unit
6779 cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
6780 Move into cgraphunit.c
6781 * tree-inline.c: Include cgraph.h
6782 * tree-inline.c: Include cgraph.h
6784 2003-02-22 Josef Zlomek <zlomekj@suse.cz>
6786 * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
6787 for copying a register.
6789 2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl>
6791 PR other/3782
6792 * toplev.c (process_options): If flag_detailed_statistics is set,
6793 then set time_report as well.
6795 PR c/8828
6796 * jump.c (never_reached_warning): Don't fall through BARRRIER
6797 insns. Update comments to reflect what the function really does.
6799 2003-02-21 Roger Sayle <roger@eyesopen.com>
6801 * fold-const.c (omit_one_operand): No longer static.
6802 * tree.h (omit_one_operand): Prototype here.
6803 (div_and_round_double): Keep fold-const.c prototypes together.
6804 * builtins.c (builtin_mathfn_code): Handle binary built-in
6805 funtions, such as "pow" and "atan2".
6806 (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
6807 Simplify optimizations using "type" the builtin's return type.
6809 2003-02-22 Hans-Peter Nilsson <hp@axis.com>
6811 * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
6812 Fix functionalization typo.
6814 * regmove.c (optimize_reg_copy_1): Do not replace a hard register
6815 in an asm.
6817 2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6819 * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
6820 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
6821 documentation.
6822 * ggc-common.c: Include params.h
6823 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
6824 init_ggc_heuristics): New functions.
6825 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
6826 init_ggc_heuristics): Prototype.
6827 * toplev.c (print_version): Output GGC heuristics.
6828 (parse_options_and_default_flags): Call init_ggc_heuristics.
6830 2003-02-22 Jan Hubicka <jh@suse.cz>
6832 * i386.c (def_builtin): Special case 64bit builtins.
6833 (MASK_SSE164, MASK_SSE264): New constants.
6834 (builtin_description): Add 64bit builtins.
6835 (ix86_init_mmx_sse_builtins): Likewise.
6836 * i386.h (enum ix86_builtins): Likewise.
6837 * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
6838 sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
6839 (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
6840 * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
6841 * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
6842 _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
6843 _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
6845 2003-02-22 Jan Hubicka <jh@suse.cz>
6847 * i386.c (builtin_description): Add __builtin_ia32_paddq and
6848 __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
6849 and __builtin_ia32_psubq128.
6850 * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
6851 * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
6852 (mmx_adddi3, mmx_subdi3): New.
6853 * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
6854 * xmmintrin.h (_mm_movepi64_pi64): New.
6855 (_mm_add_epi64, _mm_sub_epi64): fix.
6856 (_mm_mul_pu16): Rename to...
6857 (_mm_mul_su32): ... this one.
6859 * builtins.c (expand_builtin_expect): Do not predict
6860 flag_guess_branch_prob is not set.
6861 * c-semantics.c (expand_stmt): Likewise.
6862 * predict.c (predict_insn): Likewise.
6863 * stmt.c (expand_continue_loop): Likewise.
6864 * toplev.c (rest_of_compilation): Do not call
6865 note_prediction_to_br_prob and note_prediction_to_br_prob
6866 when not optimizing.
6868 2003-02-21 Jan Hubicka <jh@suse.cz>
6870 * cfgrtl.c (commit_edge_insertions): Call
6871 find_many_sub_basic_block only when some code has been emitted.
6872 (commit_edge_insertions_watch_calls): Bring into sync with
6873 commit_edge_insertions
6875 2003-02-21 J"orn Rennecke <joern.rennecke@superh.com>
6877 * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
6879 * sh.md (binary_sf_op): Use extra constant operand instead of
6880 negating constant operand 4.
6881 * sh.c (sh_expand_binop_v2sf): Supply it.
6883 2003-02-21 Zack Weinberg <zack@codesourcery.com>
6885 * cpphash.h (struct lexer_state): Add directive_wants_padding.
6886 * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
6887 for directives of type INCL.
6888 (glue_header_name, parse_include): Use get_token_no_padding.
6889 * cppmacro.c (replace_args): If directive_wants_padding,
6890 provide padding tokens.
6892 2003-02-21 Kazu Hirata <kazu@cs.umass.edu>
6894 * config/h8300/h8300.md (a peephole2): New.
6896 2003-02-21 Jan Hubicka <jh@suse.cz>
6898 * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
6899 (commit_edge_insertions): Call find_many_sub_basic_blocks
6901 * reg-stack.c (convert_regs): Cleax aux for blocks.
6903 2003-02-21 Jan Hubicka <jh@suse.cz>
6905 * toplev.c (parse_options_and_default_flags): Undo accidental commit.
6907 2003-02-21 Glen Nakamura <glen@imodulo.com>
6909 PR optimization/8613
6910 * builtins.c (expand_builtin): Emit postincrements before expanding
6911 builtin functions.
6913 2003-02-21 Ben Elliston <bje@redhat.com>
6915 PR other/5634
6916 * doc/install.texi (Configuration): Explain using $HOME instead of
6917 the ~ metacharacter when referring to home directories.
6919 2003-02-20 Alexandre Oliva <aoliva@redhat.com>
6921 * configure.in (TARGET_SYSTEM_ROOT): Set default to
6922 ${exec_prefix}/${target_alias}/sys-root. Match explicit
6923 '${exec_prefix}' (in addition to the expansion thereof) as
6924 relocatable.
6925 * configure: Rebuilt.
6927 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
6929 * config/h8300/h8300.md (addhi3_incdec): Change the name to
6930 *addhi3_incdec.
6931 (addsi3_incdec): Change the name to *addsi3_incdec.
6933 2003-02-20 Roger Sayle <roger@eyesopen.com>
6935 * explow.c (force_reg): Avoid useless REG_EQUAL notes.
6937 2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl>
6939 PR fortran/9038
6940 * c-opts.c (sanitize_cpp_opts): Add Fortran front end
6941 options to be ignored.
6942 (c_common_decode_option): Ignore them when preprocessing.
6944 2003-02-20 Jan Hubicka <jh@suse.cz>
6946 * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
6947 global variables.
6948 (lang_independent_options): Add -fsched2-use-superblocks
6949 -fsced2-use-traces.
6950 (rest_of_compilation): Deal with it.
6951 * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare.
6952 * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
6953 Declare.
6954 * rtl.h (reg_to_stack): Update prototype.
6955 * reg-stack.c (reg_to_stack): Return when something has changed;
6956 update liveness when executing after superblock scheduling.
6958 * combine.c (simplify_shift_const): Simplify few special cases
6959 into constants.
6961 2003-02-20 David Edelsohn <edelsohn@gnu.org>
6963 * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
6964 (add.,subf.,neg.): Change attribute to fast_compare.
6965 All DFA descriptions updated.
6967 2003-02-20 Nathan Sidwell <nathan@codesourcery.com>
6969 Change base class access representation.
6970 * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
6971 TREE_VIA_PRIVATE): Remove.
6972 (BINFO_BASEACCESSES): New binfo elt.
6973 (BINFO_BASEACCESS): New accessor.
6974 (BINFO_ELTS): Increase.
6975 (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
6976 (access_public_node, access_protected_node,
6977 access_private_node): New global nodes.
6978 * tree.c (build_common_tree_nodes_2): Initialize access nodes.
6979 * dbxout.c (dbxout_type): Adjust.
6980 * dwarf2out.c (gen_inheritance_die): Add access parameter.
6981 (gen_member_die): Adjust.
6982 * dwarfout.c (output_inheritance_die): ARG is array of two trees.
6983 (output_type): Adjust.
6984 * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
6986 Change base class access representation. Share virtual base
6987 binfos.
6988 * cp/call.c (build_special_member_call): Remove binfo_for_vbase
6989 call.
6990 * cp/class.c (build_base_path): Likewise.
6991 (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
6992 (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
6993 (make_new_vtable): Adjust.
6994 (force_canonical_binfo_r): Delete.
6995 (force_canonical_binfo): Delete.
6996 (mark_primary_virtual_base): Delete.
6997 (dfs_unshared_virtual_bases): Delete.
6998 (mark_primary_bases): Adjust.
6999 (maybe_warn_about_overly_private_class): Adjust.
7000 (dfs_base_derived_from): Delete.
7001 (base_derived_from): Follow the inheritance chain.
7002 (struct find_final_overrider_data): Add vpath member.
7003 (dfs_find_final_overrider): Adjust.
7004 (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
7005 (find_final_overrider): Adjust.
7006 (update_vtable_entry_for_fn): Adjust.
7007 (modify_all_vtables): Adjust.
7008 (walk_subobject_offsets): Adjust.
7009 (layout_nonempty_base_or_field): Adjust.
7010 (layout_empty_base): Remove last parameter. Adjust.
7011 (build_base_field): Adjust.
7012 (build_base_fields): Adjust.
7013 (propagate_binfo_offsets): Remove last parameter. Adjust.
7014 (dfs_set_offset_for_unshared_vbases): Delete.
7015 (layout_virtual_bases): Adjust.
7016 (finish_struct_1): Adjust.
7017 (init_class_processing): Don't init access nodes.
7018 (dfs_get_primary_binfo): Delete.
7019 (get_primary_binfo): Adjust.
7020 (dump_class_hierarchy_r): Remove most derived arg, add IGO
7021 parameter. Adjust.
7022 (dump_class_hierarchy): Adjust.
7023 (finish_vtbls): Adjust.
7024 (get_original_base): Delete.
7025 (build_vtt_inits): Adjust.
7026 (dfs_build_secondary_vptr_vtt_inits): Adjust.
7027 (dfs_ctor_vtable_bases_queue_p): Adjust.
7028 (build_ctor_vtbl_group): Adjust.
7029 (dfs_accumulate_vtbl_inits): Adjust.
7030 (build_vtbl_initializer): Adjust.
7031 (build_vbase_offset_vtbl_entries): Adjust.
7032 (add_vcall_offset_vtbl_entries_1): Adjust.
7033 * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
7034 (access_*_node): Remove.
7035 (CANONICAL_BINFO): Delete.
7036 (BINFO_UNSHARED_MARKED): Remove.
7037 (BINFO_MARKED): Set LANG_FLAG_0 directly.
7038 (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
7039 (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
7040 (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
7041 Delete.
7042 (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
7043 (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
7044 (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
7045 Delete.
7046 (BINFO_DEPENDENT_BASE_P): New.
7047 (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
7048 index.
7049 (markedp, unmarkedp): Adjust.
7050 (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
7051 dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
7052 find_vbase_instance, binfo_for_vbase): Delete.
7053 (copied_binfo, original_binfo): Declare.
7054 (finish_base_specifier): Add virtual_p arg.
7055 (unshare_base_binfos): Delete.
7056 (copy_base_binfos): Declare.
7057 (reverse_path): Delete.
7058 * cp/decl.c (xref_basetypes): Access and virtuality passed
7059 differently. Don't copy direct base binfos here. Call
7060 copy_base_binfos.
7061 * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
7062 (initialize_vtbl_ptrs): Adjust.
7063 (expand_member_init): Adjust.
7064 * cp/parser.c (cp_parser_base_specifier): Adjust.
7065 * cp/pt.c (instantiate_class_template): Adjust.
7066 (get_template_base_recursive): Adjust.
7067 * cp/rtti.c (get_pseudo_ti_init): Adjust.
7068 (get_pseudo_ti_desc): Adjust.
7069 * cp/tree.c (unshare_base_binfos): Rename to ...
7070 (copy_base_binfos): ... here, reimplement.
7071 (make_binfo): Set BINFO_DEPENDENT_BASE_P.
7072 (reverse_path): Remove.
7073 * cp/typeck.c (get_delta_difference): Adjust error messages.
7074 * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
7075 * cp/search.c (lookup_base_r): Adjust.
7076 (dynamic_cast_base_recurse): Adjust.
7077 (canonical_binfo): Remove.
7078 (dfs_canonical_queue): Remove.
7079 (dfs_assert_unmarked_p): Remove.
7080 (assert_canonical_unmarked): Remove.
7081 (shared_marked_p, shared_unmarked_p): Remove.
7082 (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
7083 (dfs_access_in_type): Adjust.
7084 (access_in_type): Adjust.
7085 (dfs_accessible_queue_p): Adjust.
7086 (dfs_accessible_p): Adjust.
7087 (is_subobject_of_p_1, is_subobject_of_p): Remove.
7088 (struct lookup_field_info): Remove from_dep_base_p field.
7089 (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
7090 (lookup_field_r): Remove dependent base code.
7091 (lookup_member): Likewise.
7092 (dfs_walk, dfs_walk_real): Add access arg to queue fn.
7093 (dfs_unmarked_real_bases_queue_p): Remove.
7094 (dfs_marked_real_bases_queue_p): Remove.
7095 (dfs_skip_vbases): Remove.
7096 (dfs_get_pure_virtuals): Adjust.
7097 (markedp, unmarkedp): Adjust.
7098 (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
7099 (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
7100 (dfs_unmark): Adjust.
7101 (dfs_get_vbase_types):Remove.
7102 (dfs_build_inheritance_graph_order): Remove.
7103 (get_vbase_types): Remove
7104 (dfs_find_vbase_instance): Remove.
7105 (find_vbase_instance): Remove.
7106 (dfs_debug_unmarkedp): Adjust.
7107 (dependent_base_p): Remove.
7108 (dfs_push_type_decls): Adjust.
7109 (dfs_push_decls): Adjust.
7110 (dfs_no_overlap_yet): Adjust.
7111 (copied_binfo): New function.
7112 (original_binfo): New function.
7113 (binfo_for_vbase): Remove.
7115 Change base class access representation.
7116 * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
7117 (add_interface_do): Likewise.
7119 2003-02-20 David Edelsohn <edelsohn@gnu.org>
7121 * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7122 * config/rs6000/power4.md (power4-store,power4-vecstore): New
7123 insn reservations.
7124 (power4-fpstore): Compact.
7126 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
7128 * config/h8300/h8300.md (*iorsi3_w): New.
7130 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
7132 * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
7133 * rtl.c (reg_note_name): Likewise.
7134 * rtl.h (enum reg_note): Likewise.
7135 * doc/invoke.texi: Likewise.
7136 * doc/rtl.texi: Likewise.
7138 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
7140 * bb-reorder.c (find_traces_1_round): Fix comment typo.
7142 2003-02-19 Roger Sayle <roger@eyesopen.com>
7144 * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
7145 addition in the presence of signaling NaNs.
7147 2003-02-19 Krister Walfridsson <cato@df.lth.se>
7149 * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
7151 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
7153 * config/h8300/h8300.c (output_logical_op): Optimize or.l when
7154 ORing with 0xffff??00 with the highest bit of the ?? part set.
7155 (compute_logical_op_length): Update.
7156 (compute_logical_op_cc): Likewise.
7158 2003-02-19 Josef Zlomek <zlomekj@suse.cz>
7160 * bb-reorder.c (find_traces_1_round): Fixed condition for small
7161 destination block with multiple predecessors.
7162 (connect_traces): Check whether the block is a start of trace.
7164 2003-02-19 Jan Hubicka <jh@suse.cz>
7166 * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
7167 * function.c (assign_params): Likewise.
7168 * arm-protos.h (arm_init_cumulative_args): Update prototype.
7169 * arm.c (arm_init_cumulative_args): Update function.
7170 * arm.h (INIT_CUMULATIVE_ARGS): Update.
7171 * avr-protos.h (init_cumulative_args): Update prototype.
7172 * avr.c (init_cumulative_args): Update function.
7173 * avr.h (INIT_CUMULATIVE_ARGS): Update.
7174 * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
7175 * d30v.c (d30v_init_cumulative_args): Update function.
7176 * d30v.h (INIT_CUMULATIVE_ARGS): Update.
7177 * frv-protos.h (frv_init_cumulative_args): Update prototype.
7178 * frv.c (frv_init_cumulative_args): Update function.
7179 * frv.h (INIT_CUMULATIVE_ARGS): Update.
7180 * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
7181 * pa.h (INIT_CUMULATIVE_ARGS): Update.
7182 * sparc-protos.h (init_cumulative_args): Update prototype.
7183 * sparc.c (init_cumulative_args): Update function.
7184 * sparc.h (INIT_CUMULATIVE_ARGS): Update.
7185 * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
7187 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
7189 * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
7190 (*ashiftsi_sextqi_7): Likewise.
7192 2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7194 * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
7195 ISO C99 and C++.
7197 * fixinc/inclhack.def (irix___restrict): Don't change __restrict
7198 for C++ on IRIX 6.5.1[89].
7199 * fixinc/tests/base/internal/sgimacros.h: New file.
7201 * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
7202 * fixinc/tests/base/internal/wchar_core.h: New file.
7204 * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
7205 socklen_t definition.
7206 * fixinc/fixincl.x: Regenerate.
7207 * fixinc/tests/base/sys/socket.h: New file.
7208 Fixes PR libgcj/9652.
7210 2003-02-19 Jan Hubicka <jh@suse.cz>
7212 * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
7214 2003-02-19 David Edelsohn <edelsohn@gnu.org>
7216 * config/rs6000/rs6000.c (rs6000_override_options): Initialize
7217 align_jumps_max_skip and align_loops_max_skip.
7219 2003-02-19 Thierry Moreau <thierry.moreau@connotech.com>
7221 * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
7222 test size if named section.
7224 2003-02-19 Daniel Jacobowitz <drow@mvista.com>
7226 * expr.c (expand_expr): Use gen_int_mode for the argument
7227 to gen_rtx_MULT.
7229 2003-02-19 Jan Hubicka <jh@suse.cz>
7231 * i386.md (cosxf2): Fix conditional.
7233 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
7235 * config/h8300/h8300.md (extendqisi2): Change to an expander.
7236 (*extendqisi2_h8300): New.
7237 (*extendqisi2_h8300hs): Likewise.
7239 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
7241 * config/h8300/h8300-protos.h: Update the prototype for
7242 split_adds_subs. Remove the prototypes for
7243 const_int_le_2_operand and const_int_le_6_operand.
7244 * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
7245 (const_int_le_2_operand): Remove.
7246 (const_int_le_6_operand): Likewise.
7247 * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
7248 for const_int_le_2_operand and const_int_le_6_operand.
7249 * config/h8300/h8300.md: Update all uses of split_adds_subs.
7250 (a peephole2): New.
7252 2003-02-18 Jan Hubicka <jh@suse.cz>
7254 * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
7255 (cgraph_expand_function): Rewrite.
7257 2003-02-18 Matt Austern <austern@apple.com>
7259 * toplev.c, langhooks.c, langhooks-def.h: Move
7260 write_global_declarations from toplev.c to langhooks.c.
7262 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
7264 * config/h8300/h8300.c (general_operand_src): Always check
7265 MODE.
7266 (general_operand_dst): Likewise.
7268 2003-02-18 Roger Sayle <roger@eyesopen.com>
7270 * convert.c (convert_to_real): Also optimize (float)log(x) into
7271 logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
7273 2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org>
7275 * config/sh/sh.c (unspec_caller_rtx_p): New.
7276 (sh_cannot_copy_insn_p): New.
7277 (TARGET_CANNOT_COPY_INSN_P): New.
7279 2003-02-18 Richard Henderson <rth@redhat.com>
7281 * c-common.c (handle_used_attribute): Accept static data too.
7283 2003-02-18 Nick Clifton <nickc@redhat.com>
7284 Aldy Hernandez <aldyh@redhat.com>
7286 * testsuite/gcc.dg/20030218-1.c: New.
7288 * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
7290 * target-def.h (TARGET_INITIALIZER): Add
7291 TARGET_VECTOR_TYPES_COMPATIBLE.
7292 (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
7294 * target.h (struct gcc_target): Add field vector_types_compatible.
7296 * c-typeck.c (comptypes): Take into account
7297 TARGET_VECTOR_TYPES_COMPATIBLE.
7298 (convert_for_assignment): Same.
7300 * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
7301 (rs6000_spe_vector_types_compatible): New.
7302 (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
7304 2003-02-19 Andreas Schwab <schwab@suse.de>
7306 * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
7307 * toplev.c: Include langhooks-def.h.
7309 2003-02-18 Chris Demetriou <cgd@broadcom.com>
7311 * config/mips/mips.h (enum processor_type): Sort entries
7312 alphabetically.
7313 * config/mips/mips.md (define_attr cpu): Sync with processor_type
7314 enum values, including adding entries that were missing.
7316 2003-02-18 J"orn Rennecke <joern.rennecke@superh.com>
7318 * sh.c (calc_live_regs): Also check GET_CODE when checking if
7319 initial value for PR_REG is still the PR_REG register.
7321 2003-02-18 Jim Wilson <wilson@redhat.com>
7323 * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
7324 instruction in output template.
7325 (bsp_value): Change output template from string to C code, add %,
7326 before actual instruction.
7327 (flushrs): Mark as not predicable.
7329 2003-02-18 Krister Walfridsson <cato@df.lth.se>
7331 * inclhack.def (netbsd_bogus_semicolon): New fix.
7332 * fixincl.x: Rebuilt.
7333 * tests/base/ctype.h: Update.
7335 2003-02-18 Roger Sayle <roger@eyesopen.com>
7337 * fold-const.c (negate_expr_p): New function to determine whether
7338 an expression can be negated cheaply.
7339 (fold) [MINUS_EXPR]: Use it to determine whether to transform
7340 -A - B into -B - A for floating point types.
7342 2003-02-18 Roger Sayle <roger@eyesopen.com>
7344 * sbitmap.c (sbitmap_resize): New function.
7345 * sbitmap.h (sbitmap_resize): Prototype here.
7346 * recog.c (split_all_insns): Use sbitmap_resize.
7348 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
7350 * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
7351 insn length.
7352 (extendqisi2): Likewise.
7353 (*extendhisi2_h8300): Likewise.
7355 2003-02-18 Matt Austern <austern@apple.com>
7357 * langhooks.h, langhooks-def.h: introduce new langhook,
7358 final_write_globals, with write_global_declarations as default.
7359 * toplev.c: Move invocation of wrapup_global_declarations from
7360 compile_file to new function, write_global_declarations. Change
7361 compile_file to use final_write_globals hook. Change
7362 wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
7363 conditional.
7365 2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7367 * pa.md: Correct and enhance comment.
7369 2003-02-18 Geoffrey Keating <geoffk@apple.com>
7371 * gcc.c (validate_switches): Don't scan past closing '}'.
7373 2003-02-18 Ben Elliston <bje@redhat.com>
7375 PR c++/1607
7376 * doc/extend.texi (Function Attributes): Document the effect of
7377 the C++ "this" parameter on the counting of arguments for the
7378 "format" and "format_arg" attributes.
7380 2003-02-17 Aldy Hernandez <aldyh@redhat.com>
7382 * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
7383 (__ev_stdw): Same.
7384 (__ev_stdh): Same.
7386 2003-02-17 Jan Hubicka <jh@suse.cz>
7388 * recog.c (split_all_insns): Fix memory overflow.
7390 2003-02-17 Kazu Hirata <kazu@cs.umass.edu>
7392 * config/h8300/h8300.md (cmpqi): Remove mode from compare.
7393 (cmphi): Likewise.
7394 (*cmphi_h8300): Likewise.
7395 (*cmphi_h8300hs): Likewise.
7396 (cmpsi): Likewise.
7397 (7 peephole2): Likewise.
7399 2003-02-16 Jan Hubicka <jh@suse.cz>
7401 * c-typeck.c (build_c_cast): Fold constant variables into
7402 initial values.
7404 2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7406 * doc/install.texi (Specific): Fix link for m68k-att-sysv.
7407 (Binaries): Ditto for Sinix/Reliant Unix.
7409 2003-02-16 Richard Earnshaw <rearnsha@arm.com>
7411 * arm.c (arm_reload_in_hi): Ensure that the scratch register does
7412 not overlap the final result register.
7414 2003-02-16 Arend Bayer <arend.bayer@web.de>
7415 Richard Henderson <rth@redhat.com>
7417 PR c/8068
7418 * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
7419 rearrange mult arguments for less recursion.
7420 (extract_muldiv): New. Prevent runaway recursion.
7422 2003-02-16 Danny Smith <dannysmith@users.sourceforge.net>
7424 * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
7425 MASK_ALIGN_DOUBLE.
7427 2003-02-15 Roger Sayle <roger@eyesopen.com>
7429 * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
7430 to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
7431 (ext_80387_constants_table): Global table of 80387 special constants
7432 guarded by ext_80387_constants_init flag when not initialized.
7433 (init_ext_80387_constants): New function to initialize this table.
7434 (standard_80387_constant_p): Extend to recognize extra 80387
7435 constants, in XFmode, on processors where this is a win.
7436 (standard_80387_constant_opcode): New function to return the
7437 opcode associated with standard_80387_constant_p.
7438 (standard_80387_constant_rtx): New function to return the XFmode
7439 CONST_DOUBLE associated with standard_80387_constant_p.
7440 (ix86_rtx_costs): Give the new constants the same cost as 1.0.
7442 * config/i386/i386-protos.h (standard_80387_constant_opcode):
7443 Prototype here.
7444 (standard_80387_constant_rtx): Likewise.
7446 * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
7447 *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
7448 *movtf_integer): Simplify using new standard_80387_constant_opcode.
7450 2003-02-15 Geoffrey Keating <geoffk@apple.com>
7452 * doc/invoke.texi (Optimize Options): Correct @option syntax.
7454 2003-02-15 Richard Henderson <rth@redhat.com>
7456 * Makefile.in (cfglayout.o): Depend on TARGET_H.
7457 * cfglayout.c: Include target.h.
7458 (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
7459 * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
7460 * target.h (struct gcc_target): Add cannot_copy_insn_p.
7462 * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
7463 (TARGET_CANNOT_COPY_INSN_P): New.
7464 (override_options): Revert 2003-02-08 hack.
7466 2003-02-15 Richard Henderson <rth@redhat.com>
7468 * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
7469 (bypass_conditional_jumps): Accept computed_jump_p insns as well.
7471 2003-02-15 David Edelsohn <edelsohn@gnu.org>
7473 * config/rs6000/rs6000.h (processor_type): Add PPC440.
7474 * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7475 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7476 TARGET_SCHED_VARIABLE_ISSUE): Define.
7477 (rs6000_use_dfa_pipeline_interface): New function.
7478 (rs6000_multipass_dfa_lookahead): New Function.
7479 (rs6000_variable_issue): New function.
7480 (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
7481 (rs6000_issue_rate): Add PPC440.
7482 * config/rs6000/rs6000.md (unspec list): Correct typo.
7483 (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
7484 store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
7485 cmp, delayed_cr, mfcr, mtcr.
7486 (automata_option): Set "ndfa".
7487 (extendMMNN2): Update attributes.
7488 (movcc_internal1): Discourage move to non-cr0. Update
7489 attributes.
7490 (movMM_update): Update attributes.
7491 (cmpMM_internal): Update attributes.
7492 (sCC CR materialization): Update attributes.
7493 (branch patterns): Do not discourage non-cr0.
7494 (cr logical patterns): Prefer destructive register allocation.
7495 Update attributes.
7496 (movesi_from_cr): Update attribute.
7497 (mtcrf_operation): Update attribute.
7498 (mtcrfsi): Update attribute.
7499 * config/rs6000/40x.md: New file.
7500 * config/rs6000/603.md: New file.
7501 * config/rs6000/6xx.md: New file.
7502 * config/rs6000/7450.md: New file.
7503 * config/rs6000/7xx.md: New file.
7504 * config/rs6000/mpc.md: New file.
7505 * config/rs6000/power4.md: New file.
7506 * config/rs6000/rios1.md: New file.
7507 * config/rs6000/rios2.md: New file.
7508 * config/rs6000/rs64.md: New file.
7509 [Some DFA descriptions based on work by Michael Hayes]
7511 2003-02-15 Richard Henderson <rth@redhat.com>
7513 * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
7514 successors with multiple predecessors.
7515 (connect_traces): Try harder to copy traces of length 1.
7517 * function.h (struct function): Add computed_goto_common_label,
7518 computed_goto_common_reg.
7519 * function.c (free_after_compilation): Zap them.
7520 * stmt.c (expand_computed_goto): Use them to produce one
7521 indirect branch per function.
7523 2003-02-15 Richard Henderson <rth@redhat.com>
7525 * cfgcleanup.c: Include params.h.
7526 (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for
7527 too many outgoing edges from a block.
7528 * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
7529 * params.def (max-crossjump-edges): New.
7530 * doc/invoke.texi: Document it.
7532 2003-02-15 Richard Henderson <rth@redhat.com>
7534 * recog.c (split_all_insns): Include new blocks in life update;
7535 do a global life update.
7537 2003-02-15 Danny Smith <dannysmith@users.sourceforge.net>
7539 * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
7540 Update copyright.
7541 * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
7542 -mno-cygwin case.
7544 2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
7546 PR optimization/7702
7547 * reload1.c (reload_cse_simplify_set): Honor
7548 CANNOT_CHANGE_MODE_CLASS.
7550 2003-02-14 Alexandre Oliva <aoliva@redhat.com>
7552 * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
7553 function.
7554 * config/mn10300/mn10300-protos.h: Declare it.
7555 * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
7556 attribute cc of instructions that may use clr.
7558 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
7560 * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
7561 (x - (x & y)) is found.
7563 2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7565 * configure.in: Fix typo.
7566 * configure: Regenerate.
7568 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
7570 * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
7572 2003-02-13 Adam Nemet <anemet@lnxw.com>
7574 PR opt/2391
7575 * combine.c: Fix spelling in comment.
7576 (cached_nonzero_bits): New function.
7577 (cached_num_sign_bit_copies): New function.
7578 (nonzero_bits_with_known): New macro.
7579 (num_sign_bit_copies_with_known): New macro.
7580 (nonzero_bits1): Rename from nonzero_bits. Add three new
7581 arguments. Change calls from nonzero_bits to
7582 nonzero_bits_with_known.
7583 (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add
7584 three new arguments. Change calls from num_sign_bit_copies to
7585 num_sign_bit_copies_with_known.
7586 (nonzero_bits): New macro.
7587 (num_sign_bit_copies): New macro.
7588 (update_table_tick): Don't traverse identical subexpression more
7589 than once.
7590 (get_last_value_validate): Likewise.
7592 2003-02-13 Zack Weinberg <zack@codesourcery.com>
7594 * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
7595 * function.h (struct emit_status): Length of regno_pointer_align
7596 and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
7597 not regno_pointer_align_length (i.e. length actually used, not
7598 length as allocated)
7600 * config/i386/i386.c (struct stack_local_entry): New.
7601 (struct machine_function): Replace huge array with alist.
7602 (assign_386_stack_local): Change to match.
7604 2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7606 * inclhack.def (hpux_long_double): Tighten select and add bypass
7607 regexp.
7608 * fixincl.x: Rebuilt.
7610 2003-02-13 Josef Zlomek <zlomekj@suse.cz>
7612 * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
7613 edge and block ends with a jump insn it must be simple jump.
7615 2003-02-13 Daniel Jacobowitz <drow@mvista.com>
7617 * Makefile.in (PREPROCESSOR_DEFINES): Add
7618 @TARGET_SYSTEM_ROOT_DEFINE@.
7619 * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
7620 is specified or if building a cross compiler.
7621 (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
7622 if the sysroot is under $exec_prefix.
7623 * configure: Regenerated.
7624 * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
7625 defined.
7626 (struct default_include): Add add_sysroot field.
7627 (cpp_SYSROOT): Declare.
7628 * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
7629 field.
7630 (cpp_SYSROOT): New variable.
7631 * cppinit.c (cpp_create_reader): Initialize
7632 CPP_OPTION (pfile, sysroot).
7633 (init_standard_includes): Handle add_sysroot. Do not
7634 add unrelocated copies of relocated directories.
7635 (COMMAND_LINE_OPTIONS): Add -isysroot.
7636 (cpp_handle_option): Handle -isysroot.
7637 * cpplib.h (struct cpp_options): Add sysroot member.
7638 * gcc.c (The Specs Language): Update description of %I.
7639 (target_system_root_changed): New variable.
7640 (process_command): Conditionalize make_relative_prefix call
7641 on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set
7642 target_system_root_changed.
7643 (do_spec_1): Add -isysroot to %I.
7644 * doc/invoke.texi (Spec Files): Update description of %I.
7645 * doc/install.texi (--with-sysroot): Update comment about
7646 relocation.
7648 2003-02-13 Kazu Hirata <kazu@cs.umass.edu>
7650 * config/h8300/h8300.md (a peephole2): New.
7652 2003-02-13 Robert Lipe <robertlipe@usa.net>
7653 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7655 * doc/install.texi (Specific): Update three SCO-related URLs.
7657 2003-02-13 Andreas Schwab <schwab@suse.de>
7659 * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
7660 Parenthesize properly.
7661 (NPREDECESORS): Parenthesize properly.
7663 2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net>
7665 * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
7667 2003-02-12 Roger Sayle <roger@eyesopen.com>
7669 * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
7670 (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
7672 * reg-stack.c (subst_stack_regs_pat): Add support for binary
7673 UNSPEC instructions (e.g. "fpatan").
7675 2003-02-12 Mike Stump <mrs@apple.com>
7677 * varray.c (element_size): Remove.
7678 (uses_ggc): Remove.
7679 (element): Add.
7680 (varray_init): Use new interface.
7681 (varray_grow): Use new interface.
7682 (varray_clear): Use new interface.
7684 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
7686 * config/rs6000/spe.h: Add casts to the arguments of the following
7687 macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
7688 evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
7689 evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
7690 __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
7691 __ev_get_u16, __ev_get_s16.
7693 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
7695 * config/h8300/h8300.md (a peephole2): New.
7697 2003-02-12 Jan Hubicka <jh@suse.cz>
7699 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
7700 (OBJS): Add callgraph.o
7701 (callgraph.o): New.
7702 * c-decl.c (expand_body_1): Break out from ...
7703 (expand_body): This one; change calling convention
7704 (finish_function): Move some of expand_body logic here.
7705 (c_expand_deferred_function): Update call of expand_body
7706 (c_expand_stmt): Use c_expand_body_1.
7707 * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
7708 * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
7709 * c-tree.h (c_expand_body): Declare.
7710 * callgraph.c: New file.
7711 * flags.h (flag_unit_at_a_time): Declare.
7712 * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
7713 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
7714 LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
7715 * langhooks.h (struct lang_hooks_for_callgraph): New.
7716 (struct lang_hooks): Add callgraph field.
7717 * toplev.c (flag_unit_at_a_time): New.
7718 (lang_independent_options): Add flag_unit_at_a_time.
7719 (process_options): Disable unit-at-a-time mode for frontends not
7720 supporting callgraph.
7721 * tree-inline.c (typedef struct inline_data): Add "decl"
7722 (expand_call_inline): Update callgraph.
7723 (optimize_inline_calls): Set id.decl.
7724 * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
7725 cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
7726 cgraph_calls_p): Declare.
7727 * invoke.texi (-funit-at-a-time): Document
7729 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
7731 * config/rs6000/spe.h: Fix misc formatting.
7732 (__ev_create_ufix32_fs): Cast ev argument.
7733 (__ev_create_sfix32_fs): Same.
7734 (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
7735 (__ev_get_ufix32_fs_internal): Same.
7737 2003-02-12 Ranjit Mathew <rmathew@hotmail.com>
7739 * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
7740 * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
7742 2003-02-12 Zack Weinberg <zack@codesourcery.com>
7744 * cpplib.c (do_include_common): Move warnings for
7745 #include_next and #import out to callers. Use early-return
7746 instead of nested ifs. Don't do check_eol here.
7747 (parse_include): Do check_eol here with the rest of the
7748 parsing stuff.
7749 (do_include_next, do_import): Now handle warnings.
7751 2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7753 * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
7755 2003-02-12 Jan Hubicka <jh@suse.cz>
7757 * predict.c (estimate_probability): Fix roundoff error.
7759 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
7761 * config/h8300/h8300.md (a peephole2): Don't handle 65535.
7762 (two peephole2): New.
7764 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
7766 * config/h8300/h8300.md (several peephole2): Replace
7767 find_regno_note with peep2_reg_dead_p.
7769 2003-02-11 Richard Henderson <rth@redhat.com>
7771 * gcse.c (lookup_set): Remove unused argument PAT. Update
7772 both callers.
7774 2003-02-11 Geoffrey Keating <geoffk@apple.com>
7776 * diagnostic.c (real_abort): New.
7777 (diagnostic_report_diagnostic): Call real_abort on error.
7778 * diagnostic.h (diagnostic_abort_on_error): New.
7779 (struct diagnostic_context): Add abort_on_error field.
7780 * toplev.c (setup_core_dumping): New.
7781 (decode_d_option): Handle 'H' case.
7782 * doc/invoke.texi (Debugging Options): Document -dH.
7784 2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org>
7786 * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
7787 which refers to obsolete directories.
7789 2003-02-11 Richard Henderson <rth@redhat.com>
7791 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
7793 2002-10-21 Jan Hubicka <jh@suse.cz>
7795 * i386.c (contains_128bit_aligned_vector_p): New function.
7796 (ix86_function_arg_boundary): Properly align vector modes.
7798 2003-02-11 Bob Wilson <bob.wilson@acm.org>
7800 * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
7801 * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
7802 as a SET pattern.
7804 2003-02-11 Roger Sayle <roger@eyesopen.com>
7806 * builtins.c: Fix failure caused by commiting wrong patch.
7808 2003-02-11 Dale Johannesen <dalej@apple.com>
7809 * ra-build.c (compare_and_free_webs): Relax checking.
7810 * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define.
7811 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
7813 2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
7815 PR optimization/9651
7816 * rtlanal.c (may_trap_p): Handle FIX.
7818 2003-02-11 Dave Jones <davej@codemonkey.org.uk>
7820 * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
7821 * doc/invoke.texi: Extra alias.
7823 2003-02-11 Geoffrey Keating <geoffk@apple.com>
7825 * config/rs6000/host-darwin.c: Fix comment.
7827 2003-02-11 David Edelsohn <edelsohn@gnu.org>
7829 * config/rs6000/rs6000.md (divmodsi4): Use register_operand
7830 predicate for mod result.
7832 2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7834 * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
7835 hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
7836 * fixincl.x: Rebuilt.
7837 * tests/base/stdlib.h: Update.
7838 * tests/base/ctype.h: New file.
7840 2003-02-11 Jan Hubicka <jh@suse.cz>
7842 * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
7844 2003-02-11 Richard Henderson <rth@redhat.com>
7846 * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
7847 appropriated as globals.
7848 (ix86_expand_clrstr): Similarly.
7849 * config/i386/i386.md (cmpstrsi): Similarly.
7851 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
7853 * config/h8300/h8300.md (a peephole2): Add a case of 255.
7855 2003-02-11 Roger Sayle <roger@eyesopen.com>
7857 * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
7858 (pow_optab, atan2_optab): Define corresponding macros.
7859 * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
7860 * genopinit.c (optabs): Implement pow_optab and atan2_optab
7861 using pow?f3 and atan2?f3 patterns.
7862 * builtins.c (expand_errno_check): New function to update errno
7863 if necessary, split out from expand_builtin_mathfn.
7864 (expand_builtin_mathfn): Use expand_errno_check.
7865 (expand_builtin_mathfn_2): New function to handle expanding binary
7866 math functions, reusing the code in expand_errno_check.
7867 (expand_builtin): Handle the pow and atan2 math built-ins,
7868 BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
7869 expand_builtin_mathfn_2.
7871 * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
7873 2003-02-11 Jan Hubicka <jh@suse.cz>
7875 * combine.c (combine_simplify_rtx): Fix folding of
7876 nested float_truncates.
7878 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
7880 * config/h8300/h8300.md (a peephole2): Fix a typo.
7882 2003-02-11 Richard Earnshaw <rearnsha@arm.com>
7884 * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
7885 register number.
7887 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
7889 * config/h8300/h8300-protos.h: Add a prototype for
7890 gtuleu_operator.
7891 * config/h8300/h8300.c (gtuleu_operator): New.
7892 * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
7893 * config/h8300/h8300.md (a peephole2): New.
7895 2003-02-11 Jan Hubicka <jh@suse.cz>
7897 * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
7899 2003-02-11 Jan Hubicka <jh@suse.cz>
7901 * predict.c (choose_function_section): Choose sections correctly.
7903 2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7905 * reload1.c (first_label_num): New.
7906 (reload): Index offsets_known_at and offsets_at using difference of
7907 label number and first label number. Don't use offset pointers.
7908 (set_label_offsets, set_initial_label_offsets): Likewise.
7910 2003-02-10 Roger Sayle <roger@eyesopen.com>
7912 * mips-tfile.c (init_file): Add missing initializers in the
7913 "#ifdef __alpha" case.
7914 (file_offset, max_file_offset): Declare as unsigned long.
7915 (write_varray): Cast to "unsigned long" in comparisons against
7916 either file_offset or max_file_offset.
7917 (write_object): Likewise.
7918 (read_seek): Likewise.
7919 (copy_object): Likewise. Declare "ifd" as int to match its use
7920 in add_ext_symbol, and avoid signed/unsigned conditional warning.
7922 2003-02-10 Nick Clifton <nickc@redhat.com>
7923 Aldy Hernandez <aldyh@redhat.com>
7925 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
7926 override options which have been specified on the command line.
7928 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
7930 * config/h8300/h8300.md (abssf2): New.
7931 (*abssf2_h8300): Likewise.
7932 (*abssf2_h8300hs): Likewise.
7934 2003-02-10 Phil Edwards <pme@gcc.gnu.org>
7936 * tree.c (build_tree_list): Fix parameter names in comment.
7938 2003-02-10 Janis Johnson <janis187@us.ibm.com>
7940 * config/rs6000/ppc64-fp.c: New file.
7941 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
7943 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
7945 * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
7946 * bb-reorder.c (make_reorder_chain): Deleted.
7947 (make_reorder_chain_1): Deleted.
7948 (find_traces): New function.
7949 (rotate_loop): New function.
7950 (mark_bb_visited): New function.
7951 (find_traces_1_round): New function.
7952 (copy_bb): New function.
7953 (bb_to_key): New function.
7954 (better_edge_p): New function.
7955 (connect_traces): New function.
7956 (copy_bb_p): New function.
7957 (get_uncond_jump_length): New function.
7958 (reorder_basic_blocks): Use new functions (Software Trace Cache).
7959 * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
7960 boundaries.
7962 2003-02-10 Aldy Hernandez <aldyh@redhat.com>
7964 * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
7966 2003-02-09 Dan Nicolaescu <dann@ics.uci.edu>
7968 * tree.h (struct tree_decl): Remove unused live_range_rtl field.
7969 (DECL_LIVE_RANGE_RTL): Remove.
7971 2003-02-10 Nick Clifton <nickc@redhat.com>
7973 * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
7974 config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
7975 config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
7976 config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
7977 config/arm/freebsd.h, config/arm/linux-elf.h,
7978 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
7979 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
7980 config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
7981 config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
7982 config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
7983 config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
7984 config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
7985 and reformat as appropriate.
7987 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
7989 * config/h8300/clzsi2.c: Remove.
7990 * config/h8300/ctzsi2.c: Likewise.
7991 * config/h8300/paritysi2.c: Likewise.
7992 * config/h8300/popcountsi2.c: Likewise.
7993 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
7994 ctzsi2, paritysi2, and popcountsi2.
7996 2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr>
7997 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7999 PR c/7741
8000 * c-decl.c (duplicate_decls): Discard the initializer of the
8001 new decl when the types are conflicting.
8003 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
8005 * Makefile.in (sreal.o): Added.
8006 (predict.o): Depends on sreal.h instead of real.h.
8007 * sreal.c: New file.
8008 * sreal.h: New file.
8009 * predict.c: Use sreal.c instead of real.c.
8011 2003-02-10 Nick Clifton <nickc@redhat.com>
8013 * Contributed support for the Cirrus EP9312 "Maverick"
8014 floating point co-processor. Written by Aldy Hernandez
8015 <aldyh@redhat.com>.
8016 (config/arm/arm.c): Add Cirrus support.
8017 (config/arm/arm.h): Likewise.
8018 (config/arm/aout.h): Likewise.
8019 (config/arm/arm.md): Likewise.
8020 (config/arm/arm-protos.h): Likewise.
8021 (config.gcc): Likewise.
8022 (doc/invoke.texi): Describe new -mcpu value and new
8023 -mcirrus-fix-invalid-insns switch,
8024 (cirrus.md): New file.
8026 2003-02-10 Jan Hubicka <jh@suse.cz>
8028 * combine.c (combine_simplify_rtx): Simplify using
8029 (float_truncate (float x)) is (float x)
8030 (float_extend (float_extend x)) is (float_extend x).
8032 2003-02-10 Alan Modra <amodra@bigpond.net.au>
8034 * calls.c (try_to_integrate): Tidy stack_usage_map access.
8035 (emit_library_call_value_1): Likewise. Formatting.
8036 (store_one_arg): Likewise.
8038 2003-02-09 Nick Clifton <nickc@redhat.com>
8039 Aldy Hernandez <aldyh@redhat.com>
8041 * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
8042 spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
8043 spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
8044 spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
8045 spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
8046 docs. Add range test for immediate value.
8048 2003-02-09 Aldy Hernandez <aldyh@redhat.com>
8050 Rename spe_evxor to xorv2si3.
8051 (xorv4hi3): New.
8052 (xorv1di3): New.
8054 2003-02-10 Glen Nakamura <glen@imodulo.com>
8056 * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
8057 tag.
8059 2003-02-10 Jan Hubicka <jh@suse.cz>
8061 * i386.c (vector_move_operand): New predicate.
8062 (ix86_expand_vector_move): Be happy about 0.
8063 * i386.h (PREDICATE_CODES): Add sse-move_operand.
8064 * i386.md (mov*_internal): Add 'C' alternative.
8066 2003-02-09 Jan Hubicka <jh@suse.cz>
8068 * i386.md (floathi*): Deal with SSE.
8070 2003-02-09 Jan Hubicka <jh@suse.cz>
8072 * simplify-rtx.c (simplify_unary_operation,
8073 simplify_binary_operation): Deal with vector modes
8074 (simplify_ternary_operation): Deal with no-op VEC_MERGE.
8076 2003-02-09 Richard Sandiford <rsandifo@redhat.com>
8078 * toplev.c (rest_of_compilation): Recompute register usage after
8079 split_all_insns.
8081 2003-02-09 Richard Henderson <rth@redhat.com>
8083 * libgcc-std.ver (__clztf2): New.
8084 (__ctztf2, __popcounttf2, __paritytf2): New.
8085 * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
8086 __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
8087 adjust code to match the different type sizes.
8088 * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
8089 __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
8091 * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
8092 TImode; select word_mode and twice that.
8093 (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
8094 select the modes from float, double, and long double.
8095 (init_optabs): Remove duplicate initializations.
8097 2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
8099 * doc/install.texi: Squeeze and streamline section on
8100 testing and regression checking.
8102 2003-02-09 Jan Hubicka <jh@suse.cz>
8104 * i386.md (ahi?v*3): Set third operand type to TImode.
8105 * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
8107 * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
8108 integer mode.
8110 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
8111 Change code so they are arithmetic expressions now.
8112 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
8113 simplify_ternary_operation): Deal with VEC_* expressions.
8115 * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation.
8117 2003-02-08 Jan Hubicka <jh@suse.cz>
8119 * cfgrtl.c (verify_flow_info): Use control_flow_insn_p.
8120 * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges
8121 possibly got duplicated.
8123 2003-02-08 Richard Henderson <rth@redhat.com>
8125 * config/alpha/alpha.c (override_options): Turn off explicit
8126 relocs until post-peep2 code duplication resolved.
8128 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
8130 * optabs.c (expand_unop): Widen clz properly when clz is done
8131 via libcall.
8133 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
8135 * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
8136 * config/h8300/crti.asm: Likewise.
8137 * config/h8300/crtn.asm: Likewise.
8138 * config/h8300/ctzsi2.c: Likewise.
8139 * config/h8300/fixunssfsi.c: Likewise.
8140 * config/h8300/h8300-protos.h: Likewise.
8141 * config/h8300/h8300.c: Likewise.
8142 * config/h8300/h8300.h: Likewise.
8143 * config/h8300/h8300.md: Likewise.
8144 * config/h8300/paritysi2.c: Likewise.
8145 * config/h8300/popcountsi2.c: Likewise.
8146 * config/h8300/rtems.h: Likewise.
8148 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8150 * doc/invoke.texi: Documentation for my previous commit.
8151 * doc/passes.texi: Ditto.
8153 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8155 * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
8156 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
8157 Declare.
8158 (DLTHE_FLAG_UPDATE_FREQ): New.
8159 * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
8160 loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
8161 rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
8162 fix_bb_placement, fix_bb_placements, place_new_loop,
8163 scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
8164 New static functions.
8165 (fix_loop_placement, can_duplicate_loop_p,
8166 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
8167 New functions.
8169 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
8170 unswitch_loops): Declare.
8171 * loop-init.c: New file.
8172 * loop-unswitch.c: New file.
8173 * Makefile.in (loop-init.o, loop-unswitch.o): New.
8174 * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
8175 * toplev.c (DFI_loop2): New dump.
8176 (flag_unswitch_loops): New.
8177 (lang_independent_options): Add it.
8178 (rest_of_compilation): Call new loop optimizer.
8179 (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
8181 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
8183 * config/h8300/clzsi2.c: New.
8184 * config/h8300/ctzsi2.c: Likewise.
8185 * config/h8300/paritysi2.c: Likewise.
8186 * config/h8300/popcountsi2.c: Likewise.
8187 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
8189 2003-02-07 David Edelsohn <edelsohn@gnu.org>
8191 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8192 * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
8193 (ctzsi2): New pattern.
8194 (ffssi2): Use clz instead of unspec.
8195 (clzdi2): Rename from cntlzd2.
8196 (ctzdi2): New pattern.
8197 (ffsdi2): Use clz instead of unspec.
8199 2003-02-07 Loren James Rittle <ljrittle@acm.org>
8201 * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
8202 * config/ia64/freebsd.h (LINK_SPEC): Likewise.
8203 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
8204 * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
8206 2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
8208 * doc/trouble.texi: Document pitfalls of two-stage name lookup.
8210 2003-02-07 Richard Henderson <rth@redhat.com>
8212 PR 9226
8213 * gcse.c (local_cprop_find_used_regs): New.
8214 (local_cprop_pass): Use it.
8216 2003-02-07 Fred Fish <fnf@intrinsity.com>
8218 * mips-tfile.c (parse_def): Parenthesize assignments to fix
8219 precedence bugs.
8221 2003-02-07 Segher Boessenkool <segher@koffie.nl>
8223 * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
8225 2003-02-07 Roger Sayle <roger@eyesopen.com>
8227 * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
8228 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
8229 (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
8230 * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
8231 builtin functions (and their __builtin_* variants).
8232 * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
8233 (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
8234 when not optimizing.
8236 * doc/extend.texi: Document new pow and atan2 builtins, and
8237 their float and long double variants. Realphabetize builtins.
8239 2003-02-07 Jan Hubicka <jh@suse.cz>
8241 * i386.md (sse2_nandv2di3): Fix.
8243 2003-03-07 Danny Smith <dannysmith@users.sourceforge.net>
8245 * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
8246 * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
8247 definition.
8248 * config/i386/i386.h (ix86_return_in_memory): Return aggregate
8249 types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
8251 2003-02-07 Jan Hubicka <jh@suse.cz>
8253 * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
8255 2003-02-07 Daniel Berlin <dberlin@dberlin.org>
8257 * cfg.c (dump_flow_info): Add back accidently deleted line.
8259 2003-02-07 Andrey Petrov <petrov@netbsd.org>
8261 * optabs.c (expand_float): Search wider integer modes first.
8263 2003-02-07 Bob Wilson <bob.wilson@acm.org>
8265 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
8266 based on preprocessor flag.
8268 2003-02-07 Roger Sayle <roger@eyesopen.com>
8269 Richard Henderson <rth@redhat.com>
8271 * gcse.c (implicit_sets): New.
8272 (compute_hash_table_work): Include them in hash table.
8273 (find_implicit_sets, fis_get_condition): New.
8274 (one_cprop_pass): Allocate and free implicit_sets; call
8275 find_implicit_sets before building hash table.
8277 2003-02-07 Jason Thorpe <thorpej@wasabisystems.com>
8279 * config/t-netbsd (USER_H): Revert previous change.
8281 2003-02-07 Gabor Greif <ggreif@lucent.com>
8283 * doc/c-tree.texi (Namespaces): Fix typo.
8285 2003-02-07 Jan Hubicka <jh@suse.cz>
8287 * regrename.c (do_replace, find_oldest_value_reg,
8288 copyprop_hardreg_forward_1): Update register attributes.
8290 2003-02-06 Vladimir Makarov <vmakarov@redhat.com>
8292 * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
8293 VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
8294 variables starting with underscore.
8295 (struct unit_usage): New structure.
8296 (unit_usages, cycle_alt_unit_usages): New global variables.
8297 (check_unit_distribution_in_reserv): Remove it.
8298 (store_alt_unit_usage): New function.
8299 (check_regexp_units_distribution): Rewrite it.
8301 2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8303 * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
8304 target_cpu_default.
8305 * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
8306 if not MASK_NO_SPACE_REGS.
8307 (output_call): Adjust return pointer, don't load new space register
8308 into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
8309 (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
8310 TARGET_NO_SPACE_REGS is true.
8311 * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
8312 conditions.
8313 (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
8314 (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
8315 true. Use bve when TARGET_64BIT is true.
8317 2003-02-06 Richard Henderson <rth@redhat.com>
8319 * combine.c (nonzero_bits): Fix double break.
8321 2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8322 Richard Henderson <rth@redhat.com>
8324 PR c/9530
8325 * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
8326 from functions that return a float to functions that don't.
8328 2003-02-06 Jan Hubicka <jh@suse.cz>
8330 * i386.c (x86_inter_unit_moves): New variable.
8331 (ix86_secondary_memory_needed): Fix 64bit case, honor
8332 TARGET_INTER_UNIT_MOVES
8333 * i386.h (x86_inter_unit_moves): Declare.
8334 (TARGET_INTER_UNIT_MOVES): New macro.
8335 * i386.md (movsi_1): Cleanup constraints; disable
8336 when not doing inter-unit moves.
8337 (movsi_1_nointernunit): New.
8338 (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
8339 (movdi_1_rex64_nointerunit): New.
8340 (mivsf_1): disable when not doing inter-unit moves.
8341 (movsf_1_nointerunit): New.
8343 * basic-block.h (inside_basic_block_p): Declare.
8344 * cfgbuild.c (inside_basic_block_p): Make global.
8345 * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
8346 * scheudle-ebb.c (schedule_ebb): Return last basic block of trace;
8347 update CFG.
8348 (fix_basic_block_boundaries, add_missing_bbs): New.
8349 (rank): Use profile.
8350 (scheudle_ebbs): Rely on CFG; update coments.
8352 2003-02-05 Geoffrey Keating <geoffk@apple.com>
8354 * Makefile.in (host_hook_obj): New.
8355 (OBJS): Add $(host_hook_obj).
8356 (host_default.o): New rule.
8357 * config.gcc (host_hook_obj): New, default to host-default.o.
8358 (powerpc-*-darwin*): Use host-darwin.o.
8359 (out_host_hook_obj): New.
8360 * configure: Regenerate.
8361 * configure.in: Print information about out_host_hook_obj, substitute
8362 into output files.
8363 * host-default.c: New file.
8364 * hosthooks.h: New file.
8365 * toplev.c (general_init): Call host_hooks.extra_signals.
8366 * config/rs6000/host-darwin.c: New file.
8367 * config/rs6000/x-darwin: New file.
8368 * doc/hostconfig.texi: Add documentation for new host hook.
8369 Rearrange existing documentation.
8371 2003-02-05 Roger Sayle <roger@eyesopen.com>
8373 * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
8374 with *targetm.delegitimize_address.
8375 (rtl_for_decl_location): Likewise.
8376 * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h.
8377 * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
8379 * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
8380 * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
8381 prototype.
8382 * config/i386/i386.c (ix86_delegitimize_address): Renamed from
8383 i386_simplify_dwarf_addr. Made static. Prototyped.
8384 (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
8385 i386_simplify_dwarf_addr to ix86_delegitimize_address.
8386 (ix86_find_base_term): Likewise.
8387 (maybe_get_pool_constant): Likewise.
8389 * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
8390 * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
8391 prototype.
8392 * config/s390/s390.c (s390_delegitimize_address): Renamed from
8393 s390_simplify_dwarf_addr. Made static. Prototyped.
8394 (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
8396 2003-02-05 Richard Henderson <rth@redhat.com>
8398 PR c/8602
8399 * integrate.c (output_inline_function): Reset input_filename
8400 and lineno from the decl before rest_of_compilation.
8402 2003-02-05 Richard Henderson <rth@redhat.com>
8404 * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
8405 (CTZ_DEFINED_VALUE_AT_ZERO): New.
8406 * doc/rtl.texi, doc/tm.texi: Document them.
8408 * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
8409 of the value at zero properly.
8410 * fold-const.c (tree_expr_nonnegative_p): Likewise.
8411 * simplify-rtx.c (simplify_unary_operation): Likewise.
8413 * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
8414 (CTZ_DEFINED_VALUE_AT_ZERO): New.
8416 * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
8417 (TARGET_EXPAND_BUILTIN): Remove.
8418 (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
8419 * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
8420 (enum arm_builtins): Remove.
8421 * config/arm/arm.md (UNSPEC_CLZ): Remove.
8422 (clzsi2): Rename from clz; use clz instead of unspec.
8423 (ctzsi2): New.
8424 * config/arm/arm-protos.h: Update.
8426 2003-02-05 Jan Hubicka <jh@suse.cz>
8428 * i386-protos.h (x86_emit_floatuns): Declare.
8429 * i386.c (x86_emit_floatuns): New global function.
8430 * i386.md (floatunssisf2, floatunsdisf2,
8431 floatunsdidf2): New patterns.
8433 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8435 * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
8437 2003-02-05 Hans Boehm <Hans.Boehm@hp.com>
8439 * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
8440 config/ia64/linux.h
8442 2003-02-05 Roger Sayle <roger@eyesopen.com>
8444 * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
8446 2003-02-05 Jakub Jelinek <jakub@redhat.com>
8448 PR optimization/8555
8449 * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
8450 instead of aborting.
8452 2003-02-04 Richard Henderson <rth@redhat.com>
8454 * config/i386/i386.md (UNSPEC_BSF): Remove.
8455 (ffssi2): Split into cmove and no_cmove insns and splitters;
8456 lose pentium float trick for now.
8457 (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
8458 (ctzsi2, clzsi2, bsr): New.
8460 2003-02-04 Richard Henderson <rth@redhat.com>
8462 * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
8463 UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
8464 * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
8465 (ffsdi2): Use popcount instead of unspec.
8466 (popcountdi2): Rename from *popcnt.
8467 (ctzdi2, clzdi2, getf_exp_tf): New.
8469 2003-02-04 Kazu Hirata <kazu@cs.umass.edu>
8471 * genconfig.c (main): Generate CC0_P.
8472 * rtl.h (CC0_P): Remove.
8474 2003-02-04 Richard Henderson <rth@redhat.com>
8476 * libgcc2.h, libgcc2.c (__ffsSI2): New.
8477 (__ffsDI2): Rename from __ffsdi2.
8478 * mklibgcc.in (lib2funcs): Add _ffssi2.
8480 2003-02-04 Richard Henderson <rth@redhat.com>
8482 * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
8483 rounds with a "bit table" lookup.
8485 2003-02-04 Ulrich Weigand <uweigand@de.ibm.com>
8487 * reload.c (find_reloads): Do not use the mode specified in the insn
8488 pattern as reload mode for address operands. Do not generate optional
8489 reloads for operands where a mandatory reload was already pushed.
8491 2003-02-04 Richard Henderson <rth@redhat.com>
8493 * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
8494 builtins instead of inline assembly.
8496 2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
8498 PR c/9376
8499 * libgcc2.c (__subvdi3): Fix typo.
8501 2003-02-04 Jan Hubicka <jh@suse.cz>
8503 * i386.md (movti_rex64): Fix constraint.
8505 2003-02-04 Jan Hubicka <jh@suse.cz>
8507 * i386.md (vector push splitters): Fix typo in resolving conflict.
8509 2003-02-04 Rodney Brown <rbrown64@csc.com.au>
8511 * config/i386/i386.c (x86_function_profiler): Fix typo in format.
8513 2003-02-04 Phil Edwards <pme@gcc.gnu.org>
8515 * doc/install.texi (*-*-linux-gnu): Mention glibc requirements
8516 for recent libstdc++. Remove formatting cruft.
8518 2003-02-04 Jakub Jelinek <jakub@redhat.com>
8520 * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
8521 attribute even if input file name is absolute, but one of the
8522 includes is relative.
8524 2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk>
8526 * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
8527 doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
8528 * doc/install.texi: Update copyright dates. Update to GFDL 1.2.
8530 2003-02-03 Richard Henderson <rth@redhat.com>
8532 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
8533 __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
8534 return type to "int". Shuffle declarations and undef int trap.
8535 * libgcc2.h: Remove their declarations.
8536 * optabs.c (expand_unop): Force outmode to int for bitops.
8538 2003-02-03 Bob Wilson <bob.wilson@acm.org>
8540 * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
8541 coprocessor registers before floating-point registers.
8542 * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
8543 to account for a previously removed register.
8544 (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
8545 Delete unused macros.
8547 2003-02-03 Jan Hubicka <jh@suse.cz>
8549 * i386.c (ix86_expand_store_builtin): Always force op1 to register.
8550 (mov*_internal): Fix predicates; require one of operands to not be
8551 memory.
8552 (SSE?MMX move expanders): Fix predicates; force one of operands to
8553 register.
8554 (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
8555 (movups/movupd/movdqu patterns): Force one of operands to not be
8556 memory.
8558 2003-02-03 Roger Sayle <roger@eyesopen.com>
8560 * hooks.c (hook_rtx_rtx_identity): Generic hook function that
8561 takes a single rtx and returns it unmodified.
8562 * hooks.h (hook_rtx_rtx_identity): Prototype here.
8563 * target.h (struct gcc_target): Add "delegitimize_address"
8564 field to target structure.
8565 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default
8566 for delegitimize_address target using hook_rtx_rtx_identity.
8567 (TARGET_INITIALIZER): Initialize delegitimize_address field
8568 using TARGET_DELEGITIMIZE_ADDRESS macro.
8569 * simplify-rtx.c (avoid_constant_pool_reference): Handle float
8570 extensions of constant pool references. Use delegitimize_address
8571 to undo the obfuscation of "-fpic".
8572 * Makefile.in (simplify-rtx.o): Add dependency on target.h.
8574 * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
8575 i386_simplify_dwarf_addr.
8576 (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
8577 (maybe_get_pool_constant): Likewise.
8579 2003-02-03 Jan Hubicka <jh@suse.cz>
8581 * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case.
8583 2003-02-03 Jan Hubicka <jh@suse.cz>
8585 * regclass.c (cannot_change_mode_set_regs): Correct argument order.
8587 2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8589 * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't
8590 define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h.
8592 2003-02-02 Andreas Schwab <schwab@suse.de>
8594 * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
8596 2003-02-02 Richard Earnshaw <rearnsha@arm.com>
8598 * arm.md (sibcall_epilogue): Set the "conds" to "clob".
8599 (epilogue_insns): Likewise.
8601 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8603 * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
8605 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8607 * pa-protos.h (attr_length_millicode_call): Remove second argument.
8608 (attr_length_indirect_call, attr_length_indirect_call,
8609 attr_length_save_restore_dltp): New prototypes.
8610 * pa.c (attr_length_millicode_call): Remove second argument. Check
8611 INSN_ADDRESSES_SET_P in distance calculation.
8612 (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
8613 INSN_ADDRESSES.
8614 (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
8615 (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
8616 Call attr_length_call directly.
8617 (attr_length_indirect_call, output_indirect_call,
8618 attr_length_save_restore_dltp): New functions.
8619 * pa.md (attr_length_millicode_call): Drop second argument from all
8620 patterns.
8621 (return_internal_pic): Delete.
8622 (return_external_pic): Remove use of PIC register and pic operand and
8623 flag checks.
8624 (epilogue): Use return_internal for both normal and pic code.
8625 (call, call_value): Emit new 32-bit pic patterns for symref and
8626 indirect calls. Remove uses for arg pointer and pic register.
8627 (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
8628 call_reg_pic_post_reload, call_val_symref_pic,
8629 call_val_symref_pic_post_reload, call_val_reg_pic,
8630 call_val_reg_pic_post_reload): New pre and post reload insn patterns.
8631 Implement define_split and define_peephole2 patterns for pre reload
8632 patterns.
8633 (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
8634 call_value_internal_reg_64bit): Shorten names.
8635 (all call patterns): Explicitly indicate registers used and clobbered.
8636 Use attr_length_indirect_call and attr_length_save_restore_dltp for
8637 attribute length calculation. Move code generation for indirect calls
8638 to output_indirect_call.
8639 (sibcall, sibcall_value): Don't restore PIC register.
8640 (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
8641 register retore.
8643 2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8645 * doc/install.texi (Testing): Simplify and compress instructions
8646 concerning Dejagnu.
8648 2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8650 * collect2.c (pexecute_pid): Rename to pid.
8651 (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
8652 pid.
8654 2003-02-01 Geoffrey Keating <geoffk@apple.com>
8656 * doc/extend.texi (Function Attributes): Remove documentation
8657 for PowerPC Windows NT function attributes..
8659 2003-02-01 Daniel Jacobowitz <drow@mvista.com>
8661 * dwarf2out.c (gen_type_die): Check for typedefs before calling
8662 for TYPE_MAIN_VARIANT.
8664 2003-02-01 Richard Henderson <rth@redhat.com>
8666 * libgcc2.c: Include auto-host.h.
8667 (ATTRIBUTE_HIDDEN): New.
8668 (__clz_tab): Don't declare here for clz and ctz.
8669 (__clzsi2, __clzdi2): Use count_leading_zeros.
8670 (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
8671 (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
8672 (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
8673 * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
8675 2003-02-01 Richard Henderson <rth@redhat.com>
8677 * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
8678 to the conditional.
8679 (ashlsi3_1_zext splitter): Likewise.
8681 2003-02-01 Richard Henderson <rth@redhat.com>
8683 * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
8684 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
8685 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
8686 return type to Wtype.
8688 * libgcc-std.ver (GCC_3.4): Fix inheritance.
8690 * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
8691 expander input constraint.
8693 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
8695 * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
8696 OTI_parity.
8697 (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
8698 * optabs.c (widen_clz, expand_parity): New.
8699 (expand_unop): Handle clz and parity. Hardcode SImode as outmode
8700 for libcalls to clz, ctz, popcount, and parity.
8701 (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
8702 parity_optab, and set up libfunc handlers.
8703 * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
8704 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
8705 __popcount_tab): New.
8706 * libgcc2.h: Declare them.
8707 * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
8708 * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
8709 and parity_optab.
8710 * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
8711 * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
8712 BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
8713 BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
8714 BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
8715 BUILT_IN_PARITYLL): New.
8716 * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
8717 and add optab argument.
8718 (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
8719 * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
8720 * expr.c (expand_expr): Handle them.
8721 * fold-const.c (tree_expr_nonnegative_p): Likewise.
8722 * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
8723 * reload1.c (eliminate_regs): Handle them.
8724 (elimination_effects): Likewise.
8725 * function.c (instantiate_virtual_regs_1): Likewise
8726 * genattrtab.c (check_attr_value): Likewise.
8727 * simplify-rtx.c (simplify_unary_operation): Likewise.
8728 * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
8729 * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
8730 (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
8731 * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
8732 * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
8733 __builtin_arm_clz.
8734 * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
8735 * mklibgcc.in (lib2funcs): ...here and merge. Add new members.
8736 * doc/extend.texi (Other Builtins): Add new builtins.
8737 * doc/md.texi (Standard Names): Add new patterns.
8739 2003-02-01 Ulrich Weigand <uweigand@de.ibm.com>
8741 * reload.c: Revert 2003-01-31 change.
8743 2003-02-01 Jan Hubicka <jh@suse.cz>
8745 * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts.
8747 2003-02-01 Richard Sandiford <rsandifo@redhat.com>
8749 * flags.h (flag_volatile): Remove declaration.
8750 (flag_volatile_global, flag_volatile_static): Likewise.
8751 * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
8752 * toplev.c (flag_volatile): Remove definition.
8753 (flag_volatile_global, flag_volatile_static): Likewise.
8754 (f_options): Remove corresponding entries here.
8755 * varasm.c (make_decl_rtl): Don't check flag_volatile_global
8756 or flag_volatile_static.
8757 * doc/invoke.texi: Remove documentation of -fvolatile,
8758 -fvolatile-global and -fvolatile-static.
8760 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8762 * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
8763 updating of total_code_bytes from prologue to epilogue.
8765 2003-01-31 Ulrich Weigand <uweigand@de.ibm.com>
8767 * reload.c (find_reloads): Do not use the mode specified in the insn
8768 pattern as reload mode for address operands. Do not generate optional
8769 reloads for operands where a mandatory reload was already pushed.
8770 Generate optional reloads only in the final pass though find_reloads.
8771 (have_replacement_p): New function.
8773 2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8775 * doc/install.texi (Testing): Remove a reference to our obsolete
8776 /testresults web pages and strip redundant information concerning
8777 test results.
8778 (Binaries): Refer to Microsoft Windows instead of listing all
8779 possible variants.
8781 2003-02-01 Jan Hubicka <jh@suse.cz>
8783 * loop.c (emit_prefetch_instructions): Do conversion at right place in
8784 RTL chain.
8786 * combine.c (simplify_set): Reverse order of ragumetns to
8787 REG_CANNOT_CHANGE_MODE_P
8788 * df.c (df_def_record_1): Likewise.
8789 * recog.c (register_operand): Likewise.
8790 * simplify-rtx.c (simplify_subreg): Likewise.
8791 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
8792 CANNOT_CHANGE_MODE_CLASS.
8793 * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
8794 Likewise.
8795 * reload.c (push_reload): Likewise.
8796 * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8797 * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8798 * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8799 * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
8800 * mips.c (mips_cannot_change_mode_class): Update.
8801 * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8802 * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8803 * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8804 * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
8805 * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
8806 * sh.c (sh_cannot_change_mode_class): Update.
8807 * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
8808 * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
8810 2003-01-31 Geoffrey Keating <geoffk@apple.com>
8812 * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
8813 change to LINK_COMMAND_SPEC in gcc.c.
8815 2003-01-31 Jan Hubicka <jh@suse.cz>
8817 PR c/9506
8818 * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
8820 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8822 * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
8823 duplicated code.
8825 2003-01-31 Nathan Sidwell <nathan@codesourcery.com>
8827 * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
8828 (BINFO_ELTS): New #define.
8829 * stor-layout.c (finalize_record_size): Don't set them.
8830 * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
8831 BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
8832 (BINFO_LANG_ELTS): New #define.
8833 * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
8834 * java/class.c (make_class): Use BINFO_ELTS.
8835 (set_super_info): Likewse.
8836 (add_interface_do): Likewise.
8837 * objc/objc-act.c (start_class): Use BINFO_ELTS.
8839 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8841 * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
8842 (times): Don't ever declare if not HAVE_TIMES.
8843 (clock): Don't ever declare if not HAVE_CLOCK.
8845 2003-01-30 Richard Henderson <rth@redhat.com>
8847 * flow.c (update_life_info): Zap life info after cleanup_cfg.
8848 (regno_uninitialized): Use correct live at function entry set.
8849 (regno_clobbered_at_setjmp): Likewise.
8851 * expr.c (store_expr): Promote all MEM intermediates to regs.
8853 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
8855 * config/arm/arm.c: Fix comment typos.
8856 * config/arm/arm.h: Likewise.
8857 * config/arm/netbsd-elf.h: Likewise.
8858 * config/arm/netbsd.h: Likewise.
8860 2003-01-30 Geoffrey Keating <geoffk@apple.com>
8862 * gengtype.c (struct walk_type_data): Add needs_cast_p.
8863 (walk_type): Set needs_cast_p in walk_type_data.
8864 (write_types_process_field): Supply casts when required to suppress
8865 warnings.
8866 (write_root): Cast gt_pch_n_S to suppress warning.
8867 * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
8868 * config/rs6000/rs6000.c (print_operand): Mask off high bits only
8869 when they might exist.
8870 * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
8871 insn-conditions.o, and rs6000.o.
8873 2003-01-30 Richard Henderson <rth@redhat.com>
8875 * ggc-page.c (G.context_depth_allocations): New.
8876 (G.context_depth_collections): New.
8877 (alloc_page): Set G.context_depth_allocations.
8878 (ggc_collect): Set G.context_depth_collections.
8879 (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
8880 (ggc_pop_context): Early exit for no allocations or collections.
8882 2003-01-30 Richard Henderson <rth@redhat.com>
8884 * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
8886 2003-01-30 Richard Earnshaw <rearnsha@arm.com>
8888 * arm.c (arm_compute_initial_elimination_offset): If optimizing for
8889 size, the link register is always saved if any other register is
8890 saved.
8892 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
8894 * config/h8300/h8300-protos.h: Update the prototype for
8895 compute_plussi_cc.
8896 (cpp_reader): Declare before it is used.
8897 * config/h8300/h8300.c (compute_plussi_cc): Change the return
8898 type to int.
8899 * config/h8300/h8300.md (monitor_prologue): Call abort() if we
8900 see an unknown H8 variant.
8902 2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
8904 PR target/9316
8905 * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
8906 * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
8907 * config/rs6000/t-rtems: New file. multilib variants to match OS.
8908 * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
8909 rs6000/t-ppcgas so we get the desired multilibs.
8911 2003-01-30 Nick Clifton <nickc@redhat.com>
8913 * config/arm/arm.c (arm_output_epilogue): Update stack pointer
8914 when popping saved IP register off the stack.
8916 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
8918 * config/rs6000/aix43.h: Fix comment typos.
8919 * config/rs6000/aix51.h: Likewise.
8920 * config/rs6000/aix52.h: Likewise.
8921 * config/rs6000/altivec.h: Likewise.
8922 * config/rs6000/rs6000.c: Likewise.
8923 * config/rs6000/rs6000.h: Likewise.
8924 * config/rs6000/rs6000.md: Likewise.
8925 * config/rs6000/spe.md: Likewise.
8927 2003-01-29 Mark Mitchell <mark@codesourcery.com>
8929 * c-common.c (builtin_define_float_constants): Define
8930 __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
8932 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
8934 * config/sh/lib1funcs.asm: Fix comment typos.
8935 * config/sh/linux.h: Likewise.
8936 * config/sh/sh.c: Likewise.
8937 * config/sh/sh.md: Likewise.
8939 2003-01-30 Loren James Rittle <ljrittle@acm.org>
8941 * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
8943 2003-01-30 Alexandre Oliva <aoliva@redhat.com>
8945 * config/fp-bit.h (__make_dp): Declare if TMODES.
8947 2003-01-29 Kazu Hirata <kazu@cs.umass.edu>
8949 * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
8950 general_operand_src and general_operand_dst.
8952 2003-01-29 David Edelsohn <edelsohn@gnu.org>
8954 * config/rs6000/rs6000.c (function_arg_pass_by_reference):
8955 Return true for variable sized types.
8956 (rs6000_va_arg): Handle variable sized types passed by reference
8957 on non-SVR4 ABI.
8959 2003-01-29 Richard Earnshaw <rearnsha@arm.com>
8961 * arm.c (arm_legtimize_address): New function.
8962 * arm-protos.h (arm_legtimize_address): Add prototype.
8963 * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
8964 (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
8965 do ... while (0)
8967 2003-01-29 Joel Sherrill <joel@OARcorp.com>
8969 PR bootstrap/9296
8970 * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code
8971 depended on it being defined until now.
8973 2003-01-29 Joel Sherrill <joel@OARcorp.com>
8975 PR target/9295
8976 * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
8977 RTEMS code knows which C++ initialization style the toolset
8978 configuration is using.
8980 2003-01-29 Joel Sherrill <joel@OARcorp.com>
8982 PR bootstrap/9293
8983 * config/m68k/t-crtstuff: Replace spaces with tabs, add
8984 $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
8986 2003-01-29 Joel Sherrill <joel@OARcorp.com>
8988 PR bootstrap/9292
8989 * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable
8990 RTEMS threads.
8991 * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
8993 2003-01-29 Nick Clifton <nickc@redhat.com>
8995 * Makefile.in (c-parse.o): Locate source file in $(parsedir)
8996 not $(srcdir).
8998 2003-01-29 Andrew Haley <aph@redhat.com>
9000 * tree-inline.c (walk_tree): Add CHAR_TYPE.
9002 2003-01-29 Jan Hubicka <jh@suse.cz>
9004 * i386.md (subdi3_carry_rex64): Fix typo.
9006 2003-01-28 Stan Shebs <shebs@apple.com>
9008 * coretypes.h (cpp_reader): Forward declare struct.
9009 * c-pragma.h (cpp_reader): Remove forward declaration.
9010 * hashtable.h (cpp_reader): Likewise.
9011 * scan.h (cpp_reader): Likewise.
9012 * tree.h (cpp_reader): Likewise.
9013 * config/darwin-protos.h (cpp_reader): Likewise.
9014 * config/arm/arm-protos.h (cpp_reader): Likewise.
9015 * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
9016 struct cpp_reader in prototypes.
9018 2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de>
9020 * doc/install.texi: Add documentation for installation into
9021 tooldirs and with DESTDIR.
9023 2003-01-28 Richard Henderson <rth@redhat.com>
9025 * config.gcc (ia64*-*-aix*): Remove.
9026 * config/ia64/aix.h, config/ia64/t-aix: Remove file.
9027 * config/ia64/unwind-aix.c: Remove file.
9029 2003-01-28 Andreas Schwab <schwab@suse.de>
9031 * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
9032 register.
9033 * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
9034 * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
9035 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
9036 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9037 * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
9038 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9039 * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
9041 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
9043 * combine.c (nonzero_bits): Fix check for negative divide operands.
9045 2003-01-28 Richard Henderson <rth@redhat.com>
9047 * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
9048 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
9050 2003-01-28 Richard Henderson <rth@redhat.com>
9052 * cse.c (find_best_addr): Kill !ADDRESS_COST code.
9054 * config/cris/cris.c (cris_address_cost): Make static.
9055 (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
9056 * config/cris/cris.h (ADDRESS_COST): Remove.
9057 * config/cris/cris-protos.h: Update.
9059 2003-01-23 Mike Stump <mrs@apple.com>
9061 * regclass.c (init_reg_autoinc): New function.
9062 (regclass): Move initialization of forbidden_inc_dec_class from
9063 here...
9064 (init_regs): to here. Avoids reinitialization for each function,
9065 saving compilation time.
9067 2003-01-28 Jason Merrill <jason@redhat.com>
9069 * cpplib.h (struct cpp_options): Add warn_deprecated field.
9070 * cppinit.c (cpp_create_reader): Turn it on by default.
9071 * c-opts.c (c_common_decode_option): Set it.
9072 * cpplib.c (do_pragma_once): Only complain about #pragma once
9073 if warn_deprecated is set.
9075 2003-01-28 Dale Johannesen <dalej@apple.com>
9077 * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
9078 * loop.c (scan_loop): Move movables on -Os rich-register targets.
9079 * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
9081 2003-01-28 Richard Henderson <rth@redhat.com>
9083 * target.h (targetm.address_cost): New.
9084 * target-def.h (TARGET_ADDRESS_COST): New.
9085 (TARGET_RTX_COSTS): Uncomment. Oops.
9086 * cse.c (address_cost): Use new target hook.
9087 (default_address_cost): New.
9088 * output.h (default_address_cost): Declare.
9089 * hooks.c (hook_int_rtx_0): New.
9090 * hooks.h (hook_int_rtx_0): Declare.
9091 * loop.c (combine_givs_p): Remove if 0 code.
9092 * system.h (ADDRESS_COST): Poison.
9094 * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
9095 config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
9096 config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
9097 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
9098 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
9099 config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
9100 config/xtensa/xtensa.c, config/xtensa/xtensa.h
9101 (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
9102 (ADDRESS_COST): Remove.
9104 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
9105 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
9106 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
9107 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
9108 config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
9109 config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
9110 config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
9111 config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
9112 config/mips/mips.c, config/mips/mips.h,
9113 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
9114 config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
9115 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
9116 config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
9117 config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
9118 config/vax/vax.c, config/vax/vax.h
9119 (foo_address_cost): Make static.
9120 (TARGET_ADDRESS_COST): New.
9121 (ADDRESS_COST): Remove.
9123 * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
9124 config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
9125 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
9126 config/stormy16/stormy16.h
9127 (ADDRESS_COST): Move code ...
9128 (foo_address_cost): ... here.
9129 (TARGET_ADDRESS_COST): New.
9131 * config/m32r/m32r.c (m32r_address_cost): Remove.
9132 * config/m32r/m32r-protos.h: Update.
9134 * config/mmix/mmix.c (mmix_address_cost): Remove.
9135 * config/mmix/mmix-protos.h: Update.
9137 * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
9138 mn10300_address_cost; move unsig allocation ...
9139 (mn10300_address_cost): ... here.
9140 (TARGET_ADDRESS_COST): New.
9141 * config/mn10300/mn10300-protos.h: Update.
9142 * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
9144 * doc/tm.texi: Update.
9146 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
9148 * haifa-sched.c (schedule_insn): Return necessary cycle advance
9149 after issuing the insn.
9150 (rank_for_schedule): Make a insn with /S the highest priority
9151 insn.
9152 (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P.
9153 (choose_ready): Check SCHED_GROUP_P.
9154 (schedule_block): Advance cycle after issuing insn if it is
9155 necessary. Don't reorder insns if there is an insn with /S.
9156 (set_priorities): Ignore schedule groups.
9158 * sched-deps.c (remove_dependence, group_leader): Remove the
9159 functions.
9160 (add_dependence): Ignore schedule groups.
9161 (set_sched_group_p): Don't make copy of dependencies from previous
9162 insn of the schedule group. Add anti-dependency to the previous
9163 insn of the schedule group.
9164 (compute_forward_dependences): Ignore schedule groups.
9166 * sched-ebb.c (init_ready_list): Ignore schedule groups.
9168 * sched-rgn.c (init_ready_list): Ditto.
9169 (can_schedule_ready_p): Ditto.
9171 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
9173 * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
9174 register to another one.
9176 2003-01-28 Richard Henderson <rth@redhat.com>
9178 * calls.c (default_must_pass_in_stack): Fix typo in !type case.
9180 2003-01-28 Roger Sayle <roger@eyesopen.com>
9182 * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
9184 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
9186 * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
9187 class contains a floating-point register, return the size of the
9188 mode in half words.
9190 2003-01-28 Jan Hubicka <jh@suse.cz>
9192 * i386.c (ix86_carry_flag_operator): New predicate.
9193 (fcmov_operator): Fix whitespace.
9194 (ix86_expand_carry_flag_compare): Deal with floating point.
9195 (ix86_expand_int_movcc): Deal with fp; update insn expansion
9196 (ix86_expand_int_addcc): Likewise.
9197 (ix86_expand_strlensi_unroll_1): likewsie.
9198 * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
9199 * i386.md (add?i_carry_rex64): Use new predicate.
9200 (sub?i3_carry_rex64): Likewise.
9201 (x86_mov?icc_0_m1*): Likewise.
9203 2003-01-28 Andreas Schwab <schwab@suse.de>
9205 * cfgloopmanip.c (create_preheader): Initialize src to avoid
9206 warning.
9208 * expmed.c (emit_store_flag): Fix cast to avoid sign
9209 comparison warning.
9211 * combine.c (force_to_mode): Add cast to fix warning when
9212 STORE_FLAG_VALUE is negative.
9214 2003-01-27 Richard Henderson <rth@redhat.com>
9216 * Makefile.in (cse.o): Depend on TARGET_H.
9217 * cse.c (rtx_cost): Use targetm.rtx_costs.
9218 * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
9219 * doc/tm.texi: Update.
9221 * target.h (targetm.rtx_costs): New.
9222 * target-def.h (TARGET_RTX_COSTS): New.
9223 * hooks.c (hook_bool_rtx_int_int_intp_false): New.
9224 * hooks.h: Update.
9226 * config/alpha/alpha.c (alpha_rtx_cost_data): New.
9227 (alpha_rtx_costs, TARGET_RTX_COSTS): New.
9228 * config/alpha/alpha.h (PROCESSOR_MAX): New.
9229 (CONST_COSTS, RTX_COSTS): Remove.
9231 * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
9232 config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
9233 config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
9234 config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
9235 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
9236 config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
9237 config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
9238 config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
9239 config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
9240 config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
9241 config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
9242 config/mn10200/mn10200.h, config/mn10300/mn10300.c,
9243 config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
9244 config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
9245 config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
9246 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
9247 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
9248 config/stormy16/stormy16.c, config/stormy16/stormy16.h,
9249 config/v850/v850.c, config/v850/v850.h,
9250 config/xtensa/xtensa.c, config/xtensa/xtensa.h
9251 (CONST_COSTS, RTX_COSTS): Move code ...
9252 (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
9254 * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
9255 (arm_rtx_costs, TARGET_RTX_COSTS): New.
9256 * config/arm/arm-protos.h: Update.
9257 * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
9259 * config/avr/avr.h (CONST_COSTS): Move code ...
9260 * config/avr/avr.c (avr_rtx_costs): ... here.
9261 (default_rtx_costs): Make static.
9262 * config/avr/avr-protos.h: Update.
9264 * config/h8300/h8300.c (const_costs): Make static.
9265 (h8300_and_costs, h8300_shift_costs): Likewise.
9266 * config/h8300/h8300-protos.h: Update.
9268 * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
9269 (CONST_COSTS): Move code ...
9270 * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from
9271 default_rtx_costs; update for signature change.
9272 * config/ip2k/ip2k-protos.h: Update.
9274 * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
9275 (CONST_COSTS): Move code ...
9276 * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
9277 (TARGET_RTX_COSTS): New.
9278 (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
9279 * config/m68hc11/m68hc11-protos.h: Update.
9281 * config/m68k/m68k.c (const_int_cost): Make static.
9282 * config/m68k/m68k-protos.h: Update.
9284 * config/mcore/mcore.c (mcore_const_costs): Make static.
9285 (mcore_and_cost, mcore_ior_cost): Likewise.
9286 * config/mcore/mcore-protos.h: Update.
9288 * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
9289 (mmix_rtx_cost_recalculated): Remove.
9290 * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
9291 * config/mmix/mmix-protos.h: Update.
9293 * config/sh/sh.c (shiftcosts): Make static.
9294 (addsubcosts, andcosts, multcosts): Likewise.
9295 * config/sh/sh-protos.h: Update.
9297 * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
9298 (sparc_rtx_costs): Make static; update for change in signature.
9299 * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
9300 * config/sparc/sparc-protos.h: Update.
9302 * config/v850/v850.c (const_costs): Make static.
9303 * config/v850/v850-protos.h: Update.
9305 * config/vax/vax.h (RTX_COSTS): Remove.
9306 (CONST_COSTS): Move code ...
9307 * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
9308 from vax_rtx_cost.
9309 (vax_rtx_costs, TARGET_RTX_COSTS): New.
9311 2003-01-27 Richard Henderson <rth@redhat.com>
9313 * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really.
9314 * config/vax/vax-protos.h: Update. Really.
9316 2003-01-28 Alexandre Oliva <aoliva@redhat.com>
9318 * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
9319 (UNITS_PER_FPVALUE): Defined as the width of a long double, or
9320 zero if no hardware floating point.
9321 (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
9322 (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
9323 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9324 (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
9325 (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
9326 * config/mips/mips.c (mips_arg_info): Pass TFmode values in
9327 even FP registers on N32 and N64.
9328 (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
9329 (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
9330 (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional
9331 even-register-like alignment to 128-bit arguments.
9332 (save_restore_insns): Use UNITS_PER_HWFPVALUE.
9333 (mips_function_value): Likewise. Return TFmode in $f0 and $f2
9334 on N32 or N64.
9335 * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
9336 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
9337 (TPBIT): Set to tp-bit.c.
9338 (tp-bit.c): Create out of fp-bit.c.
9340 2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9342 * c-parse.in: Remove '%expect 32' directive in objc mode.
9344 2003-01-27 Nathan Sidwell <nathan@codesourcery.com>
9346 * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
9347 (LIBGCOV): New variable.
9348 (libgcc.mk): Add LIBGCOV.
9349 (LIBGCC_DEPS): Add libgcov.c.
9350 (libgcov.a): New target.
9351 (clean): Remove libgcov.a.
9352 (install-libgcc): Do libgcov too.
9353 (stage1-start, stage2-start, stage3-start, stage4-start): Deal
9354 with libgcov.a.
9355 * libgcc2.c (L_gcov): Move into ...
9356 * libgcov.c: ... here. New file.
9357 * mklibgcc.in: Add libgcov rules.
9358 * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
9360 * doc/invoke.texi (profile-arcs, test-coverage): Update and
9361 clarify.
9363 * profile.c (index_counts_file): Remove duplicate check for open file.
9365 2003-01-27 Jerry Quinn <jlquinn@optonline.net>
9367 * gcc/doc/invoke.texi (Optimization Options): Group together
9368 optional and experimental flags. Move trapv and bounds-check
9369 out of this section. Group floating point flags together.
9370 (Code Gen Options): Move trapv and bounds-check to here.
9372 2003-01-27 Josef Zlomek <zlomekj@suse.cz>
9374 * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
9376 2003-01-27 Richard Earnshaw <rearnsha@arm.com>
9378 PR optimization/9090
9379 * function.c (purge_addressof_1): After pushing an addressed register
9380 onto the stack, simplify the result.
9382 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9384 * doc/extend.texi: Fix typo.
9386 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9388 * doc/cppopts.texi: Fix typo.
9389 * doc/objc.texi: Likewise.
9390 * doc/passes.texi: Likewise.
9392 2003-01-27 Alexandre Oliva <aoliva@redhat.com>
9394 * real.c (ibm_extended_format): Add 53 to minimum exponent.
9395 (encode_ibm_extended): Adjust.
9397 2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
9399 * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
9400 timevar_id enumerations.
9402 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
9404 * combine.c: Fix formatting.
9406 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
9408 * doc/gccint.texi: Update the copyright.
9410 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
9412 * doc/cpp.texi: Fix typos.
9413 * doc/extend.texi: Likewise.
9414 * doc/gty.texi: Likewise.
9415 * doc/install.texi: Likewise.
9416 * doc/passes.texi: Likewise.
9417 * doc/rtl.texi: Likewise.
9418 * doc/tm.texi: Likewise.
9420 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
9422 * config/ia64/fde-glibc.c: Fix comment typos.
9423 * config/ia64/hpux.h: Likewise.
9424 * config/ia64/ia64.c: Likewise.
9425 * config/ia64/ia64.h: Likewise.
9426 * config/ia64/unwind-ia64.c: Likewise.
9428 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
9430 * config/i386/i386-modes.def: Fix comment typos.
9431 * config/i386/i386.c: Likewise.
9432 * config/i386/i386.md: Likewise.
9434 2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
9436 * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
9437 config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
9438 ASM_FINISH_DECLARE_OBJECT before defining it.
9439 * toplev.c (rest_of_decl_compilation): Don't define
9440 ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
9441 (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
9442 parameters for DWARF2 targets because they _are_ used.
9444 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
9446 * fp-bit.h: Define macros for TFmode floating-point constants
9447 in IBM-extended TFmode types.
9448 (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
9449 widths.
9450 * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
9451 TFmode type.
9453 * config/fp-bit.h: Define macros for TFmode floating-point
9454 constants in IEEE quad TFmode type. Declare functions according
9455 to L_ macros.
9456 (TMODES): Define if __LDBL_MANT_DIG__ is 113.
9457 (TFtype, TItype, UTItype): Define if TMODES is defined.
9458 (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
9459 (F_T_BITOFF, D_T_BITOFF): Define.
9460 (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
9461 guaranteed to be wide enough.
9462 * config/fp-bit.c: Check for L_ macros for tf functions.
9463 (__thenan_tf): New.
9464 (nan): Adjust.
9465 (pack_d, unpack_d): Support IEEE 854 quad type.
9466 (_fpmul_parts): Support TFmode. Compute exponent adjustment
9467 from FRAC_NBITS, FRAC_BITS and NGARDS.
9468 (usi_to_float): Cast constants to be shifted to fractype
9469 instead of assuming long long is wide enough.
9470 (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
9472 2003-01-26 Andreas Jaeger <aj@suse.de>
9474 * df.c: Remove prototype of unused function df_regno_rtl_debug.
9476 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
9478 * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
9479 (DBBIT_FUNCS): Added _df_to_tf.
9480 (TPBIT_FUNCS): New.
9481 (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
9482 (LIBGCC_DEPS): Added TPBIT.
9483 * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
9485 * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
9486 been able to move the result to target.
9488 * expr.c (emit_group_store): Initialize dst with CONST0_RTX
9489 for the appropriate mode.
9491 * calls.c (emit_library_call_value_1): Handle return values
9492 in a PARALLEL.
9494 * rtl.c (get_mode_alignment): Moved to...
9495 * stor-layout.c: ... here.
9497 * print-rtl.c (print_rtx): Don't print MEM details in
9498 GENERATOR_FILEs.
9500 2003-01-26 Michael Hayes <mph@paradise.net.nz>
9502 * df.h: Update comments, tidy formatting.
9503 (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
9504 REVERSE, UNION, INTERSECTION. All uses updated.
9505 (OLD_DF_INTERFACE): Remove.
9506 (struct insn_info): Remove commented out insn field.
9507 * df.c: Update comments, tidy formatting.
9508 (df_def_table_realloc): Remove.
9511 2003-01-26 Alan Modra <amodra@bigpond.net.au>
9513 * calls.c (save_fixed_argument_area): Tidy.
9514 (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
9515 (expand_call): Comment typo fixes. Don't init low_to_save. Start
9516 call chain loop at 1 if !try_tail_call. Formatting.
9517 (emit_library_call_value_1): Don't init low_to_save or high_to_save.
9518 Use save_fixed_argument_area and restore_fixed_argument_area.
9520 2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9522 * df.c (df_uses_record): Handle CC0.
9524 2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
9526 * reload.c (maybe_memory_address_p): New function.
9527 (find_reloads_address): Use it instead of memory_address_p.
9529 2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
9531 * final.c (shorten_branches): Align the address of code label
9532 when computing initial lengths and addresses.
9534 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
9536 * config/m68hc11/m68hc11.md: Fix a comment typo.
9538 2003-01-25 Andreas Jaeger <aj@suse.de>
9540 * config/i386/i386.c (x86_output_mi_thunk): Correct test for
9541 TARGET_MACHO.
9543 2003-01-25 Roger Sayle <roger@eyesopen.com>
9545 * gcse.c (bypass_last_basic_block): New global variable.
9546 (bypass_block): Use redirect_edge_and_branch_force to redirect
9547 fall-through edges. Use bypass_last_basic_block to determine
9548 which blocks have valid PRE information.
9549 (bypass_conditional_jumps): Initialize bypass_last_basic_block.
9551 2003-01-25 Jan Hubicka <jh@suse.cz>
9553 * gcse.c (local_cprop_pass): Update reg_sets table when needed.
9555 2003-01-25 Jan Hubicka <jh@suse.cz>
9556 Eric Botcazou <ebotcazou@libertysurf.fr>
9557 PR opt/8492
9558 * gcse.c (one_cprop_pass): Delete unreachable blocks.
9560 2003-01-25 Richard Henderson <rth@redhat.com>
9562 * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
9563 from ia64_aix_select_rtx_section.
9564 (ia64_rwreloc_select_section): Simlarly; use default*_1 function
9565 instead of saving and restoring flag_pic.
9566 (ia64_rwreloc_unique_section): Similarly.
9567 * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
9568 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
9569 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9570 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
9572 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
9574 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
9575 comment.
9577 2003-01-25 Richard Henderson <rth@redhat.com>
9579 * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
9581 2003-01-25 Kelley Cook <kelleycook@comcast.net>
9583 * ggc-simple.c (debug_ggc_tree): Add PTR cast.
9585 2003-01-25 Segher Boessenkool <segher@koffie.nl>
9587 * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
9588 type for bitmaps. Use unsigned long.
9589 (nBITMAP_WORD_BITS): New macro.
9590 (BITMAP_WORD_BITS): New macro.
9591 (rest of file): Use it.
9592 * bitmap.c: Use it.
9594 2003-01-25 Richard Henderson <rth@redhat.com>
9596 2002-02-19 Robert Lipe <robertlipe@usa.net>
9597 * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
9599 2003-01-25 Roger Sayle <roger@eyesopen.com>
9601 * builtins.c (purge_builtin_constant_p): Scan insn stream
9602 sequentially rather than by basic block.
9603 * function.c (purge_addressof): Simplify test with INSN_P.
9605 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
9607 * combine.c (simplify_comparison, case AND): Remove a redundant test.
9609 2003-01-25 Roger Sayle <roger@eyesopen.com>
9611 * function.h (struct function): New field calls_constant_p.
9612 (current_function_calls_constant_p): New macro for above.
9613 * function.c (prepare_function_start): Initialize calls_eh_return
9614 and calls_constant_p.
9615 * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
9616 * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
9617 when the current_function_calls_constant_p.
9618 * integrate.c (expand_inline_function): Set calls_constant_p if
9619 the function being inlined has calls_constant_p set.
9621 2003-01-25 Roger Sayle <roger@eyesopen.com>
9623 * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
9624 optimizing, even if flag_gcse is true.
9625 * toplev.c (rest_of_compilation): purge_builtin_constant_p
9626 only needs to be called when "optimize > 0 && flag_gcse".
9628 2003-01-25 Roger Sayle <roger@eyesopen.com>
9630 * stmt.c (emit_case_bit_tests): New routine to implement suitable
9631 switch statements using the equivalent of "if ((1<<x) & cst) ... ".
9632 (case_bit_test_cmp): New comparison function for "qsort" to order
9633 case_bit_tests by decreasing number of destination nodes.
9634 (lshift_cheap_p): New function to determine if "1 << x" is cheap.
9635 (expand_end_case_type): Use emit_case_bit_tests to implement
9636 suitable switch statments.
9637 (CASE_USE_BIT_TESTS): New target macro to disable the above.
9638 * Makefile.in (stmt.o): Add dependency on optab.h.
9639 * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
9641 2003-01-23 Andreas Schwab <schwab@suse.de>
9643 * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
9644 __do_global_ctors_aux hidden global and don't put it in
9645 .init_array.
9646 * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
9647 instead so that it comes first.
9649 2003-01-25 Jan Hubicka <jh@suse.cz>
9651 * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
9652 subreg is read/modify.
9654 2003-01-25 Jan Hubicka <jh@suse.cz>
9656 * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
9657 do libcall for large blocks.
9658 * i386.md (comi patterns): Set type to ssecomi.
9659 (sse2_unpck?pd): Fix mode of vec_select.
9661 * cse.c: Include except.h
9662 (cse_set_around_loop): Do not create new basic blocks.
9663 * Makefile.in (cse.o): Add dependnecy on except.h
9665 2003-01-25 Jan Hubicka <jh@suse.cz>
9667 * builtins.c (fold_trunc_transparent_mathfn): New function.
9668 (fold_builtin): Use it.
9669 * convert.c (convert_to_real): Re-enable code to convert
9670 math functions; add support for floor familly functions.
9672 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9674 * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
9675 dependencies on coretypes.h and $(TM_H).
9677 2003-01-25 Jan Hubicka <jh@suse.cz>
9679 * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
9681 2003-01-24 Stuart Hastings <stuart@apple.com>
9683 * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
9685 2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9687 * config/c4x/c4x.md (UNSPEC_BU): New constants.
9688 (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
9689 (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
9690 (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
9691 (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
9692 (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
9693 (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
9694 (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
9696 2003-01-24 Jan Hubicka <jh@suse.cz>
9698 * emit-rtl.c (reg_attrs_htab): New static variable.
9699 (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
9700 functions.
9701 (reg_rtx): Do not maintain regno_decl.
9702 (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
9703 set_mem_attrs_from_reg): New global function.
9704 (init_emit): Do not initialize regno_decl.
9705 (init_emit_once): initialize reg_attrs_htab.
9706 * final.c (alter_subreg): Do not replace REG by SUBREG.
9707 (gen_mem_expr_from_op): Improve output.
9708 (output_asm_operands): Likewise.
9709 * function.c (assign_params): Do not set REGNO_DECL.
9710 * function.h (struct function): Kill regno_decl.
9711 (REGNO_DECL): Kill.
9712 * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
9713 * print_rtl.c (print_rtx): Output REG information.
9714 * regclass.c (reg_scan_mark_refs): Update attrs.
9715 * reload1.c (alter_reg): Likewise.
9716 * simplify_rtx.c (simplify_subreg): Likewise.
9717 * stmt.c (expand_decl): Likewise.
9718 * rtl.def (REG): Add new field.
9719 * rtl.h (struct reg_attrs): New.
9720 (rtunion_def): At rtreg.
9721 (X0MEMATTR): Add checking.
9722 (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
9723 (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
9724 Declare.
9725 * tree.h (SET_DECL_RTL): Call set_decl_rtl.
9727 2003-01-24 Bob Wilson <bob.wilson@acm.org>
9729 * config/xtensa/xtensa.c: Remove unused include of machmode.h.
9730 (xtensa_emit_call, print_operand): Fix printf format strings
9731 to avoid compile warnings.
9732 (xtensa_function_prologue, xtensa_function_epilogue): Change type
9733 of "size" argument to HOST_WIDE_INT to fix compile warnings.
9734 * config/xtensa/xtensa-protos.h
9735 (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
9737 2003-01-24 Jan Hubicka <jh@suse.cz>
9739 * builtins.c (DEF_BUILTIN): Accept 10 arguments.
9740 (implicit_built_in_decls): New global array.
9741 (mathfn_built_in): New global function.
9742 (fold_trunc_transparent_mathfn): New static function
9743 (expand_builtin_strstr, expand_bultin_strchr,
9744 expand_builtin_strpbrk, expand_builtin_strcpy,
9745 expand_builtin_strncpy, expand_bultin_strcmp,
9746 expand_bultin_strncat, expand_builtin_fputs): Use
9747 implicint_built_in_decls.
9748 (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
9749 * builtins.def: Fix comments.
9750 (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
9751 DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
9752 DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
9753 DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
9754 (DEF_C99_C90RES_BULTIN): New.
9755 (*f, *l builtins): Update.
9756 * c-common.c (DEF_BUILTIN): Initialize implicit array.
9757 (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
9758 * convert.c (strip_float_extensions): New global function.
9759 * tree.h (DEF_BUILTIN): Accept 10 arguments.
9760 (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
9761 Declare.
9762 * java/builtins.c (define_builtin): Handle implicit.
9763 (DEF_BUILTIN): Update.
9764 * tm.texi (TARGET_C99_FUNCTIONS): Document.
9765 * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
9766 * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
9767 when using glibc2.
9769 2003-01-24 Bob Wilson <bob.wilson@acm.org>
9771 * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
9772 extra_parts, and fixincludes. Add xtensa/t-elf tmake_file.
9773 (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
9774 * config/xtensa/crti.asm: New file.
9775 * config/xtensa/crtn.asm: New file.
9776 * config/xtensa/t-elf: New file.
9777 * config/xtensa/t-linux: New file.
9778 * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
9779 Move various CFLAGS settings to new t-elf file.
9781 2003-01-24 Richard Henderson <rth@redhat.com>
9783 PR optimization/4382
9784 * tree-inline.c (find_builtin_longjmp_call_1): New.
9785 (find_builtin_longjmp_call): New.
9786 (inlinable_function_p): Use it.
9788 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9790 * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
9791 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
9792 * config/i386/i386.c (function_arg_pass_by_reference): New.
9793 (ix86_va_arg): Support arguments passed by reference.
9795 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9797 * cfgloopanal.c: New file.
9798 * cfgloopmanip.c: New file.
9799 * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
9800 (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
9801 cfglayout.o): Add dependency on cfgloop.h.
9802 (cfgloop.o): Add flags.h dependency.
9803 * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
9804 (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
9805 (struct loop, struct loops, flow_loops_find, flow_loops_update,
9806 flow_loops_free, flow_loops_dump, flow_loop_dump,
9807 flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
9808 LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9809 LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
9810 flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
9811 loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
9812 find_common_loop, verify_loop_structure): Declarations moved to ...
9813 * cfgloop.h: New file.
9814 * bb-reorder.c (reorder_basic_blocks): Modified.
9815 * cfglayout.c: Include cfgloop.h.
9816 (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
9817 cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
9818 (break_superblocks): New static function.
9819 (cfg_layout_finalize): Use it.
9820 (cfg_layout_split_block): New function.
9821 * cfglayout.h (struct reorder_block_def): Add copy and duplicated
9822 fields.
9823 (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
9824 changed.
9825 (cfg_layout_split_block): Declare.
9826 * cfgloop.c: Include cfgloop.h and flags.h.
9827 (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
9828 get_loop_body): Avoid signed versus unsigned comparison warnings.
9829 (make_forwarder_block, flow_loops_find, loop_preheader_edge,
9830 loop_latch_edge): Modified.
9831 (verify_loop_structure): Modified to use flags stored in loop structure;
9832 check irreducible loops.
9833 (cancel_loop, cancel_loop_tree): New functions.
9834 (estimate_probability): Use loop analysis code for predictions.
9835 (estimate_loops_at_level): Avoid signed versus unsigned comparison
9836 warnings.
9837 * doloop.c: Include cfgloop.h.
9838 * loop.c: Include cfgloop.h.
9839 * predict.c: Include cfgloop.h.
9840 * toplev.c: Include cfgloop.h.
9841 * unroll.c: Include cfgloop.h.
9842 * tracer.c (tracer): Modified.
9844 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
9846 * config/h8300/h8300.c (get_shift_alg): Fix a typo.
9848 2003-01-24 Ulrich Weigand <uweigand@de.ibm.com>
9850 * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
9851 * configure: Regenerate.
9853 * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
9854 (tls_symbolic_reference_mentioned_p): Add prototype.
9855 (s390_tls_get_offset): Add prototype.
9856 (emit_pic_move): Remove prototype, replace by ...
9857 (emit_symbolic_move): .. this new prototype.
9859 * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
9860 (tls_model_chars): New global variable.
9861 (s390_encode_section_info): Encode TLS model.
9862 Use targetm.binds_local_p to check for local symbols.
9863 (s390_strip_name_encoding): New function.
9864 (TARGET_STRIP_NAME_ENCODING): Define.
9866 (get_thread_pointer): New function.
9867 (legitimize_tls_address): New function.
9868 (legitimize_address): Call it.
9869 (emit_pic_move): Remove, replace by ...
9870 (emit_symbolic_move): ... this new function.
9872 (larl_operand): Handle TLS operands.
9873 (legitimate_constant_p): Likewise.
9874 (s390_decompose_address): Likewise.
9875 (s390_cannot_force_const_mem): New function.
9876 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9878 (s390_output_symbolic_const): Handle TLS unspecs.
9879 (print_operand): New code 'J'.
9880 (machine_function): Add struct member 'some_ld_name'.
9881 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
9883 (enum s390_builtin): New type.
9884 (code_for_builtin_64, code_for_builtin_31): New global variables.
9885 (s390_init_builtins, s390_expand_builtin): New functions.
9886 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
9888 * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
9889 (ASM_OUTPUT_LABELREF): Define.
9890 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
9892 * config/s390/s390.md: Define TLS UNSPEC constants.
9893 ("movdi", "movsi"): Handle TLS operands.
9894 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
9895 ("*tls_load_64", "*tls_load_31"): New insns.
9896 ("call_value_tls", "call_value_tls_exp"): New expanders.
9897 ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
9898 "bas_tls_64", "bas_tls_31"): New insns.
9900 2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
9902 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
9903 spe ABI is configured, if requested.
9905 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9907 * doc/passes.texi: Fix typo.
9909 2003-01-24 Andreas Schwab <schwab@suse.de>
9911 * stor-layout.c (excess_unit_span): Only define if used.
9913 2003-01-24 Jerry Quinn <jlquinn@optonline.net>
9915 * gcc/doc/invoke.texi (Optimization Options): List -O levels
9916 for each optimization flag.
9918 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
9920 * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
9922 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9924 * doc/bugreport.texi: Use @command instead of @code for commands.
9925 * doc/collect2.texi: Likewise.
9926 * doc/headerdirs.texi: Likewise.
9927 * doc/invoke.texi: Likewise.
9928 * doc/standards.texi: Likewise.
9929 * doc/tm.texi: Likewise.
9930 * doc/trouble.texi: Likewise.
9932 2003-01-24 Nick Clifton <nickc@redhat.com>
9934 * config/arm/arm.c (use_return_insn): Do not use a single return
9935 instruction for interrupt handelrs which have to create a stack
9936 frame.
9937 (arm_expand_prologue): Do not pre-bias the return address of
9938 interrupt handlers which create a stack frame.
9940 2003-01-24 Nick Clifton <nickc@redhat.com>
9942 * Add sh2e support:
9944 2002-08-12 Alexandre Oliva <aoliva@redhat.com>
9946 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
9947 med_cbranches. Fix logic in short_cbranches.
9949 2002-04-03 Alexandre Oliva <aoliva@redhat.com>
9951 * config/sh/sh.md (delay for cbranch): Don't annul delay
9952 slots on SH2e.
9953 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
9954 cbranch with unfilled delay slot on SH2e.
9955 (output_branch): Fill with a nop the delay slot of a
9956 branch that required a delay slot but didn't get one.
9958 2002-04-02 Alexandre Oliva <aoliva@redhat.com>
9960 * doc/invoke.texi (SH options): Document -m2e.
9961 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
9962 * config/sh/lib1funcs.asm: Likewise.
9963 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
9964 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
9965 not __sh1__.
9966 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
9967 SH2E up.
9968 (SH3E_BIT): Renamed to...
9969 (SH_E_BIT): ... this. Replace all uses.
9970 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
9971 Replace all uses of TARGET_SH3E with TARGET_SH2E.
9972 (TARGET_SWITCHES): Added 2e.
9973 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
9974 (processor_type): Added PROCESSOR_SH2E.
9975 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
9976 TARGET_SH2E, except in sqrtsf2_i.
9977 (attribute cpu): Added sh2e.
9978 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
9979 (MULTILIB_MATCHES): Use m2e multilib for m3e.
9980 * config.gcc: Add sh2e target support.
9982 2003-01-24 Phil Edwards <pme@gcc.gnu.org>
9984 Rename -W to -Wextra.
9985 * c-decl.c: Update comments.
9986 * c-typeck.c: Likewise.
9987 * flags.h: Likewise.
9988 * function.c: Likewise.
9989 * stmt.c: Likewise.
9990 * toplev.c: Update comments.
9991 (W_options): Add 'extra'.
9992 (display_help): Remove '-W'.
9993 (decode_W_option): Special warn_uninitialized treatment in the case
9994 of -Wextra.
9995 * doc/invoke.texi: Update with new entries.
9997 2003-01-23 Richard Henderson <rth@redhat.com>
9999 * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
10000 in no-else-block case. Add commentary.
10002 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10004 * configure.in: Revert last change.
10006 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10008 * configure.in: Don't include ansidecl.h in tconfig.h.
10009 * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
10010 * unwind-dw2-fde.h (last_fde): Use __attribute__, not
10011 ATTRIBUTE_UNUSED.
10013 * configure: Regenerate.
10015 2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10017 PR java/6748
10018 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
10019 regs->nip. Fix rt_sigreturn frame layout. Add support for newer
10020 kernels.
10022 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10024 * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
10026 2003-01-23 Ulrich Weigand <uweigand@de.ibm.com>
10028 * genattrtab.c (write_attr_get): Mark 'insn' paramter
10029 as ATTRIBUTE_UNUSED.
10031 2003-01-23 Richard Earnshaw <rearnsha@arm.com>
10033 * arm.c (thumb_base_register_rtx_p): New function.
10034 (thumb_index_register_rtx_p): New function.
10035 (thumb_legitimate_address_p): New function.
10036 (thumb_legitimate_offset_p): New function.
10037 * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
10038 (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
10039 definitions.
10040 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
10041 (THUMB_LEGITIMATE_OFFSET): Delte.
10042 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
10043 * arm-protos.h (thumb_legitimate_address_p): Add prototype.
10044 (thumb_legitimate_offset_p): Likewise.
10046 2003-01-23 Andreas Schwab <schwab@suse.de>
10048 * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
10050 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10052 * fixinc/Makefile.in (FL_LIST): Revert last change.
10054 2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10056 PR other/7341
10057 * invoke.texi (ftest-coverage): Fix broken cross-reference.
10058 Change @code to @command for gcov command.
10060 * gcc.texi: Adjust title of gcov section.
10061 Adjust copyright.
10062 * gcov.texi: Likewise.
10064 2003-01-22 Roger Sayle <roger@eyesopen.com>
10066 PR optimization/8423
10067 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
10068 its argument is constant, or 0 if !flag_gcse.
10069 * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
10070 if it's argument is constant.
10071 * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
10072 (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
10073 (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
10074 * builtins.c (purge_builtin_constant_p): New function to force
10075 instantiation of any remaining CONSTANT_P_RTX nodes.
10076 * rtl.h (purge_builtin_constant_p): Prototype here.
10077 * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
10078 pass after GCSE and before loop.
10079 (flag_gcse): No longer static.
10080 * flags.h (flag_gcse): Prototype here.
10082 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
10084 * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
10085 introduced by last change.
10087 2003-01-22 Andreas Schwab <schwab@suse.de>
10089 * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
10091 2003-01-22 Kazu Hirata <kazu@cs.umass.edu>
10093 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
10094 request a scratch reg on H8S when the shift count is 8.
10096 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
10098 * config/s390/s390-protos.h (preferred_la_operand_p):
10099 Remove second parameter.
10100 * config/s390/s390.c (preferred_la_operand_p): Likewise.
10101 * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
10102 (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
10103 * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
10104 Add peepholes to transform ADD to LOAD ADDRESS.
10106 2003-01-22 Richard Earnshaw <rearnsha@arm.com>
10108 * arm.c (arm_address_register_rtx_p): New function.
10109 (arm_legitimate_address_p): New function.
10110 (arm_legitimate_index_p): New function.
10111 (legitimize_pic_address): Use arm_legitimate_index_p.
10112 * arm-protos.h (arm_legtimate_address_p): Add prototype.
10113 * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
10114 (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
10116 2003-01-22 Hartmut Penner <hpenner@de.ibm.com>
10118 * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
10119 * config/s390/2064.md (define_bypass): Correct 'Load' and
10120 'Load-address' bypass values.
10122 2003-01-22 Andreas Schwab <schwab@suse.de>
10124 * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
10126 2003-01-21 Zack Weinberg <zack@codesourcery.com>
10128 * genautomata.c (output_internal_insn_latency_func,
10129 output_print_reservation_func): Short circuit when there is no
10130 automaton to generate code for.
10132 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10134 * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
10135 (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
10137 2003-01-21 Geoffrey Keating <geoffk@apple.com>
10139 * config/rs6000/rs6000.md: Remove warning.
10140 (builtin_setjmp_receiver): Likewise.
10141 * config/darwin.c (update_stubs): Slightly improve terrible hack
10142 with identifiers. Add comment pointing out problems with it.
10143 (update_non_lazy_ptrs): Likewise.
10145 2003-01-21 Richard Henderson <rth@redhat.com>
10147 * dwarf2out.c (lookup_filename): Fix printf format warning.
10148 * system.h (fread_unlocked, fwrite_unlocked): Undef.
10150 * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
10151 (fixincl.o-warn, gnu-regex.o-warn): New.
10152 * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
10153 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
10154 * fixinc/fixincl.c (process): Fix printf format warning.
10156 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10158 * dwarf2out (output_file_names): Don't crash if called
10159 with empty file_table.
10161 2003-01-21 Zack Weinberg <zack@codesourcery.com>
10163 * genautomata.c (output_internal_insn_latency_func): Add
10164 missing break statement to generated code.
10166 2003-01-21 Roger Sayle <roger@eyesopen.com>
10168 * stmt.c (same_case_target_p): New function to determine whether
10169 two case labels branch to the same target. Split out from...
10170 (group_case_nodes): ... here. Use same_case_target_p instead.
10171 (strip_default_case_nodes): Remove explicit case nodes
10172 that branch to the default destination.
10173 (expand_end_case_type): Call strip_default_case_nodes after
10174 group_case_nodes, to simplify the case-list before we count it.
10175 Only generate table_label RTX when actually needed. Try to share
10176 thiscase->exit_label and thiscase->data.case_stmt.default_label
10177 when a switch has no explicit default case. Simplify test for
10178 constant index.
10180 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
10182 * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
10183 \t.
10184 (*negsf2_h8300hs): Likewise.
10185 (*addsi3_lshiftrt_16_zexthi): Likewise.
10186 (*iorhi3_lshiftrt_8): Likewise.
10188 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10190 * dwarf2out.c (fde_table_in_use): Mark GTY.
10191 (dwarf2out_cfi_label_num): New variable, marked GTY.
10192 (dwarf2out_cfi_label): Use it instead of static label_num.
10193 * emit-rtl.c (label_num): Mark GTY.
10195 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
10197 * config/h8300/h8300.c (output_plussi): Support H8/300.
10198 (compute_plussi_length): Likewise.
10199 (compute_plussi_cc): Likewise.
10200 * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
10201 output assembly instructions.
10203 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10205 * calls.c (fix_unsafe_tree): Prototype.
10207 * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
10208 (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
10209 insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
10210 c-parse.o-warn): Add -Wno-error.
10211 (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
10213 * configure.in (--enable-werror): Add new flag.
10214 * doc/install.texi (--enable-werror): Document.
10215 * configure: Regenerate.
10217 * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
10219 2003-01-21 Andreas Schwab <schwab@suse.de>
10221 * genautomata.c (output_internal_insn_latency_func): Fix missing
10222 close paren in output.
10224 2003-01-21 Zack Weinberg <zack@codesourcery.com>
10226 * genautomata.c: Space savings in generated code:
10227 (output_dfa_insn_code_func): Split out the table-enlargement
10228 path to an out-of-line static function, dfa_insn_code_enlarge.
10229 (output_internal_insn_latency_func): Use a lookup table for the
10230 default latencies.
10231 (output_print_reservation_func): Use a lookup table for the
10232 strings.
10234 2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10236 PR opt/7507
10237 * calls.c (fix_unsafe_tree): Split out from ...
10238 (expand_call): ... here. Use it on the function address too.
10240 2003-01-20 Richard Henderson <rth@redhat.com>
10242 * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
10244 2003-01-20 Richard Henderson <rth@redhat.com>
10246 PR opt/7154
10247 * stmt.c (expand_asm_operands): Validize memory operands.
10249 2003-01-20 Richard Henderson <rth@redhat.com>
10251 PR opt/8848
10252 * ifcvt.c (noce_process_if_block): Correct arguments to
10253 modified_between_p for no-else-block case.
10255 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
10257 * config/h8300/h8300.c (const_costs): Remove a warning.
10258 (output_plussi): Likewise.
10259 (compute_plussi_length): Likewise.
10260 (compute_plussi_cc): Likewise.
10262 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
10264 * config/h8300/h8300.md (addsi_h8300): Remove the last
10265 alternative.
10267 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
10269 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
10271 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10273 * system.h (__NO_STRING_INLINES): Define.
10275 2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10277 * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
10278 is not a scalar int mode.
10280 2003-01-20 Roger Sayle <roger@eyesopen.com>
10282 * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
10283 insn's notes following a substitution inside a libcall.
10285 2003-01-20 Zack Weinberg <zack@codesourcery.com>
10287 * configure.in: Check for system-provided 'uchar' type.
10288 * configure, config.in: Regenerate.
10289 * cpphash.h: Only typedef 'uchar' if the system doesn't.
10291 2003-01-20 Richard Henderson <rth@redhat.com>
10293 * expr.h (MUST_PASS_IN_STACK): Move implementation...
10294 * calls.c (default_must_pass_in_stack): ... here.
10296 2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
10298 * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
10300 * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
10302 * genattr.c (main): Output default definition of AUTOMATON_ALTS.
10303 Wrap up definition of `insn_alts'.
10305 * genattrtab.c (main): Wrap up `insn_alts'.
10307 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10309 * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
10310 prototyping.
10311 * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
10313 * config.in, configure: Regenerate.
10315 2003-01-20 Nick Clifton <nickc@redhat.com>
10317 * config/arm/arm.md (sibcall_epilogue): Add an
10318 UNSPEC_PROLOGUE_USE to prevent the link register from being
10319 considered dead.
10321 2003-01-20 Jan Hubicka <jh@suse.cz>
10323 * i386.md (SSE cmov splitter): Handle memory operand in operand 5.
10325 2003-01-20 Andreas Schwab <schwab@suse.de>
10327 * system.h: Don't declare strsignal if the decl test hasn't been
10328 run yet.
10330 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
10332 * config/h8300/h8300.c (notice_update_cc): Don't assume that
10333 recog_data.operands[0] is always associated with cc0.
10335 2003-01-19 David Edelsohn <edelsohn@gnu.org>
10337 * collect2.c (ldgetname): Expand declaration to prototype.
10338 * read-rtl.c (atoll): Add prototype.
10339 * system.h (strsignal): Also declare if no declaration found.
10341 2003-01-19 Alexandre Oliva <aoliva@redhat.com>
10343 * config.gcc (mips64*-*-linux*): Added.
10344 * config/mips/linux64.h, config/mips/t-linux64: New file.
10345 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
10346 * config/mips/mips.c (override_options): Use it.
10347 * config/mips/mips.h (TARGET_SWITCHES): Added...
10348 (SUBTARGET_TARGET_SWITCHES): New, empty by default.
10349 * Makefile.in (SPECS): New.
10350 (STAGESTUFF, specs, mostlyclean, install-common): Use it.
10351 * gcc.c (process_command): Move self-spec processing past spec
10352 file loading.
10353 * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
10354 * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
10355 CRTSTUFF_T_CFLAGS.
10356 (SPECS): Document.
10357 * doc/invoke.texi (-mabi-fake-default): Document.
10359 2003-01-19 Stephane Carrez <stcarrez@nerim.fr>
10361 * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
10362 z_reg, z_reg_qi): Declare static and GTY().
10363 (da_reg): Remove.
10364 (create_regs_rtx): Don't create da_reg.
10365 ("gt-m68hc11.h"): Include for GTY roots.
10366 * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
10367 and GTY() here.
10368 (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
10369 (m68hc11_soft_tmp_reg): Likewise.
10370 * config/m68hc11/m68hc11-protos.h: Remove above declarations.
10372 2003-01-18 Kazu Hirata <kazu@cs.umass.edu>
10374 * basic-block.h: Fix comment formatting.
10375 * calls.c: Likewise.
10376 * combine.c: Likewise.
10377 * convert.c: Likewise.
10378 * gcov.c: Likewise.
10379 * haifa-sched.c: Likewise.
10380 * libgcc2.c: Likewise.
10381 * loop.c: Likewise.
10382 * profile.c: Likewise.
10383 * system.h: Likewise.
10385 2003-01-18 Roger Sayle <roger@eyesopen.com>
10387 * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
10389 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10391 * ra-build.c (undef_to_size_word): Avoid `switch' warning.
10393 2003-01-17 Dale Johannesen <dalej@apple.com>
10395 * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers.
10396 (*floatunssidf2_internal): Ditto.
10398 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
10400 * alias.c: Fix comment typos.
10401 * basic-block.h: Likewise.
10402 * c-common.c: Likewise.
10403 * c-common.h: Likewise.
10404 * c-decl.c: Likewise.
10405 * c-opts.c: Likewise.
10406 * c-pragma.c: Likewise.
10407 * c-pretty-print.h: Likewise.
10408 * cfg.c: Likewise.
10409 * cfganal.c: Likewise.
10410 * cfgbuild.c: Likewise.
10411 * cfgcleanup.c: Likewise.
10412 * cfglayout.c: Likewise.
10413 * cfgrtl.c: Likewise.
10414 * convert.c: Likewise.
10415 * cpphash.h: Likewise.
10416 * cpplex.c: Likewise.
10417 * cpplib.h: Likewise.
10418 * df.h: Likewise.
10419 * diagnostic.c: Likewise.
10420 * diagnostic.h: Likewise.
10421 * dwarf2.h: Likewise.
10423 2003-01-17 Stan Shebs <shebs@apple.com>
10425 * config/darwin-protos.h: Forward-declare struct cpp_reader.
10427 2003-01-17 Douglas B Rupp <rupp@gnat.com>
10429 * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
10430 mistake in last checkin.
10432 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
10434 * et-forest.c: Fix comment typos.
10435 * et-forest.h: Likewise.
10436 * except.c: Likewise.
10437 * expr.c: Likewise.
10438 * flags.h: Likewise.
10439 * flow.c: Likewise.
10440 * gcc.c: Likewise.
10441 * gcse.c: Likewise.
10442 * genattrtab.c: Likewise.
10443 * genautomata.c: Likewise.
10444 * gengtype.c: Likewise.
10445 * genrecog.c: Likewise.
10446 * global.c: Likewise.
10447 * gthr-rtems.h: Likewise.
10449 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10451 * i386.c (x86_function_profiler): Fix format specifier.
10453 2003-01-17 Richard Henderson <rth@redhat.com>
10455 * gengtype.c (walk_type): Allow paramN_is.
10457 2003-01-17 Nick Clifton <nickc@redhat.com>
10459 * config/i960/t-960bare (i960-c.o): Add missing newline escape.
10461 2003-01-16 Richard Henderson <rth@redhat.com>
10463 * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
10465 2003-01-16 Richard Henderson <rth@redhat.com>
10467 * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
10468 (alpha_next_sequence_number): Likewise.
10469 (alpha_this_literal_sequence_number): Likewise.
10470 (alpha_this_gpdisp_sequence_number): Likewise.
10471 (struct alpha_funcs, alpha_funcs_num): Likewise.
10472 (struct alpha_links): Fix branch merge error.
10473 (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
10475 2003-01-17 Alexandre Oliva <aoliva@redhat.com>
10477 * config/mips/mips.h: Don't use #elif. Reported by Kaveh
10478 R. Ghazi.
10480 2003-01-16 Kazu Hirata <kazu@cs.umass.edu>
10482 * ifcvt.c: Fix comment typos.
10483 * lcm.c: Likewise.
10484 * libgcc2.c: Likewise.
10485 * local-alloc.c: Likewise.
10486 * loop.c: Likewise.
10487 * predict.c: Likewise.
10488 * ra-build.c: Likewise.
10489 * ra.c: Likewise.
10490 * ra-colorize.c: Likewise.
10491 * ra.h: Likewise.
10492 * ra-rewrite.c: Likewise.
10493 * regmove.c: Likewise.
10494 * reload.h: Likewise.
10495 * rtlanal.c: Likewise.
10496 * toplev.c: Likewise.
10497 * tree.h: Likewise.
10498 * unwind-dw2-fde-glibc.c: Likewise.
10499 * vmsdbgout.c: Likewise.
10501 2003-01-16 Richard Henderson <rth@redhat.com>
10503 * dwarf2out.c (struct file_table): Remove.
10504 (FILE_TABLE_INCREMENT): Remove.
10505 (file_table): Make a varray; mark for GC. Update all users.
10506 (file_table_last_lookup_index): Extract from struct file_table.
10507 (output_file_names): Fix unsigned compare warnings.
10508 (add_name_attribute): Remove inline marker.
10509 (add_comp_dir_attribute): Split out from gen_compile_unit_die.
10510 (lookup_filename): Don't manage size of file_table.
10511 (init_file_table): Allocate file_table with GC.
10512 (dwarf2out_init): Don't record main_input_filename here.
10513 (dwarf2out_finish): Do it here instead.
10515 2003-01-16 Bruce Korb <bkorb@gnu.org>
10517 * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
10519 2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org>
10521 * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
10522 instead of rotldi3_mextr.
10524 2003-01-16 Vladimir Makarov <vmakarov@redhat.com>
10526 * haifa-sched.c (move_insn): Restore moving all schedule group.
10527 (set_priorities): Restore taking SCHED_GROUP_P into account.
10529 * sched-deps.c (add_dependence): Restore processing the last group
10530 insn.
10531 (remove_dependence, group_leader): Restore the functions.
10532 (set_sched_group_p): Restore adding dependencies from previous insn
10533 in the group.
10534 (compute_forward_dependences): Restore usage of group_leader.
10536 * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
10537 account.
10539 * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
10540 account.
10541 (can_schedule_ready_p): Ditto.
10542 (add_branch_dependences): Restore skipping over the group insns.
10544 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
10546 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
10547 68HC12 pre/post inc/dec side effects.
10549 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
10551 * config/m68hc11/m68hc11.h (MASK_M6812): Define.
10553 2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk>
10555 * sh.md (mshflo_w_x): Fix description of operation.
10557 2003-01-16 Zack Weinberg <zack@codesourcery.com>
10559 * config/rs6000/rs6000.h: Mention Altivec registers in
10560 commentary. Fix typo.
10562 2003-01-16 David Edelsohn <edelsohn@gnu.org>
10564 * config/rs6000/rs6000.md (movti_string): Remove clobber.
10565 * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
10566 generate PARALLEL with clobber for TARGET_POWER.
10568 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10570 * ra-colorize.c (colorize_one_web): Initialize variable.
10571 * regmove.c (fixup_match_1): Likewise.
10572 * reload1.c (reload_as_needed): Likewise.
10573 * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
10575 2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10577 * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
10579 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10581 * dbxout.c (lastfile, cwd): Fix `unused' warning.
10582 * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
10583 dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
10584 is_main_source, file_table, decl_die_table_in_use,
10585 abbrev_die_table_in_use, line_info_table_in_use,
10586 separate_line_info_table_in_use, pubname_table_in_use,
10587 arange_table_in_use, ranges_table_in_use,
10588 current_function_has_inlines): Likewise.
10589 * flow.c (life_analysis): Likewise.
10590 * genemit.c (gen_insn): Likewise.
10591 * protoize.c (cplus_suffix): Likewise.
10593 * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
10594 * arm.h (ROUND_UP_WORD): Likewise.
10596 * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
10597 warning.
10598 * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
10599 init_emit_once): Likewise.
10600 * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
10601 Likewise.
10602 * function.c (assign_stack_temp_for_type): Likewise.
10603 * loop.c (loop_invariant_p): Likewise.
10604 * recog.c (push_operand): Likewise.
10605 * regclass.c (init_reg_sets_1): Likewise.
10606 * reload.c (update_auto_inc_notes): Likewise.
10607 * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
10608 * stmt.c (expand_asm_operands): Likewise.
10609 * stor-layout.c (start_record_layout): Likewise.
10611 2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
10613 * config/c4x/c4x.md (epilogue): Correct last patch.
10615 2003-01-15 Richard Henderson <rth@redhat.com>
10617 * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
10618 also check that GP is being used.
10619 (alpha_find_lo_sum_using_gp): New.
10620 (alpha_does_function_need_gp): Use get_attr_usegp.
10621 * config/alpha/alpha-protos.h: Update.
10622 * config/alpha/alpha.md (attr usegp): New. Annotate patterns
10623 as needed.
10625 2003-01-15 Roger Sayle <roger@eyesopen.com>
10627 * gcse.c (one_cprop_pass): Change function arguments to take both
10628 cprop_jumps and bypass_jumps flags instead of just alter_jumps.
10629 (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
10630 (bypass_jumps): New function to perform separate jump bypassing pass.
10631 * rtl.h (bypass_jumps): Add function prototype.
10632 * timevar.def (TV_BYPASS): New timing variable.
10633 * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
10634 (dump_file): New entry for the bypass RTL dump file.
10635 (rest_of_compilation): Insert new jump bypassing optimization
10636 pass after loop.
10637 * doc/passes.texi: Document new pass.
10639 2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10641 * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
10642 ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
10643 * pa.h (TARGET_SOM_SDEF): Define.
10644 * pa-hpux11.h (TARGET_SOM_SDEF): Define.
10646 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
10648 * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
10649 allocate 4-bytes of locals on 68HC11.
10650 (expand_epilogue): Likewise.
10651 (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
10653 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
10655 * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
10656 and -mshort-double to the assembler to specify the ABI.
10657 (LINK_SPEC): Likewise.
10658 (CPP_SPEC): Pass HCS12 specific define.
10659 (MASK_M68S12): New define.
10660 (TARGET_M68S12): Likewise.
10661 (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
10662 (TARGET_VERSION): Update.
10663 * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
10664 (LINK_SPEC): Update.
10665 (ASM_SPEC): Update.
10666 * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
10667 * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
10669 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
10671 * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
10672 the return code.
10674 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
10676 * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
10677 flag before setting it.
10679 2003-01-15 Roger Sayle <roger@eyesopen.com>
10681 * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation
10682 when loop condition is known true, i.e. "while (1) { ... }".
10683 (genrtl_for_stmt): Similarly for "for" statements.
10685 2003-01-15 Roger Sayle <roger@eyesopen.com>
10687 * real.c (real_sqrt): Return a bool result indicating whether
10688 a floating point exception or trap should be raised.
10689 * real.h (real_sqrt): Update function prototype.
10690 * builtins.c (fold_builtin): Only fold non-trapping square
10691 roots unless we're ignoring errno and trapping math.
10693 2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca>
10695 * expr.h (emit_conditional_add): Add PARAMS to declaration.
10696 * gengtype-lex.l (malloc, realloc): Move defines after include of
10697 system.h. Remove duplicate include of system.h.
10699 2003-01-15 Roger Sayle <roger@eyesopen.com>
10701 PR middle-end/9009
10702 * optabs.c (expand_unop): When manipulating the FP sign bit
10703 using integer operations, account for targets with different
10704 integer and FP word orders.
10705 (expand_abs): Likewise.
10707 2003-01-15 David Edelsohn <edelsohn@gnu.org>
10709 * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
10710 file extension in section name.
10712 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
10714 * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
10715 constant offset.
10717 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
10719 * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
10720 (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
10721 (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
10722 (ARM_PRINT_OPERAND_ADDRESS): Likewise.
10724 2003-01-15 Jan Hubicka <jh@suse.cz>
10726 PR f/9258
10727 * global.c (struct allocno): Add no_stack_reg.
10728 (global_conflicts): Set no_stack_reg.
10729 (find_reg): Use it.
10731 * convert.c (convert_to_real): Fold - and abs only when profitable.
10732 * fold-const.c (fold): Fold truncates in - and abs.
10734 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
10736 Segher Boessenkool <segher@koffie.nl>
10738 * predict.c (real_inv_br_prob_base): New variable.
10739 (propagate_freq): Use multiply by reciprocal instead of
10740 division. Don't divide by 1.0 at all.
10741 (estimate_bb_frequencies): Similar.
10743 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
10745 * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
10746 * configure: Rebuilt.
10748 2003-01-15 Hartmut Penner <hpenner@de.ibm.com>
10750 * config/s390/s390.c (s390_safe_attr_type): New function.
10751 (s390_use_dfa_pipeline_interface): New function, return true for z900.
10752 (s390_issue_rate): New function.
10753 (s390_agen_dep_p): New function.
10754 (addr_generation_dependency_p): Use 's390_safe_attr_type'.
10755 (s390_adjust_cost): Return 'cost' if new DFA is used.
10756 (s390_adjust_priority): Delete function.
10757 * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
10758 * config/s390/s390.md (atype attribute): Attribute 'atype' default
10759 determined by 'op_type'.
10760 (type attribute): Added more type attributes.
10761 * config/s390/2064.md: New DFA description for z900 pipeline.
10763 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
10765 * config/i386/i386.c (ix86_expand_vector_move): Validize constant
10766 forced to memory. Fixes PR bootstrap/9036.
10768 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
10769 to set $gp before the call.
10771 2003-01-14 Richard Henderson <rth@redhat.com>
10773 * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
10774 for force_const_mem.
10776 2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10778 * genattr.c (main): Rearrange output to avoid prototype warning.
10779 * genautomata.c (transform_3): Fix ambiguous-else warning.
10780 * local-alloc.c (requires_inout): Add parentheses around
10781 assignment used as truth-value.
10782 * timevar.c: Move system includes above local includes. Include
10783 toplev.h
10784 * Makefile.in (timevar.o): Depend on toplev.h.
10786 2003-01-14 Denis Chertykov <denisc@overta.ru>
10788 * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
10789 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10791 * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
10792 attributes.
10793 (TARGET_ATTRIBUTE_TABLE): New macro.
10794 (valid_machine_type_attribute): Remove.
10795 (valid_machine_decl_attribute): Remove.
10796 (ip2k_handle_progmem_attribute): New function.
10797 (ip2k_handle_fndecl_attribute): New function.
10799 2003-01-10 Andrew Haley <aph@redhat.com>
10801 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
10802 registers to be in correct order. Add rip.
10804 2003-01-14 Kazu Hirata <kazu@cs.umass.edu>
10806 * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
10807 (*iorsi3_and_lshiftrt_9_sb): Likewise.
10809 2003-01-14 Jan Hubicka <jh@suse.cz>
10811 * convert.c (strip_float_extensions): Look for narrowest type handling
10812 FP constants.
10814 * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into
10815 float1 CMP float2.
10816 * convert.c (strip_float_extensions): Make global.
10817 * tree.h (strip_float_extensions): Declare.
10819 2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
10821 * timevar.def: define TV_NAME_LOOKUP.
10822 * timevar.c (timevar_pop): Be verbose when aborting.
10824 2003-01-13 Andreas Schwab <schwab@suse.de>
10826 * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
10827 $(parsedir), just move the temporary file at the end.
10828 ($(parsedir)/gengtype-yacc.c): Likewise.
10830 2003-01-13 Alexandre Oliva <aoliva@redhat.com>
10832 * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
10833 ${ac_tool_prefix} to ADAC or CC. Protect them from word
10834 splitting.
10835 * configure: Rebuilt.
10837 2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10839 * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
10840 internal_mcount): Don't use PARAMS.
10841 (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
10842 ISO C style.
10843 (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
10845 2003-01-13 Andreas Schwab <schwab@suse.de>
10847 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
10848 directive.
10850 2003-01-13 Kazu Hirata <kazu@cs.umass.edu>
10852 * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
10853 (*iorsi3_and_lshiftrt_n_sb): Likewise.
10855 2003-01-12 Mark Mitchell <mark@codesourcery.com>
10857 PR c++/9264
10858 * c-lex.c (c_lex): Set the token value to error_mark_node for
10859 invalid numeric constants.
10861 2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10863 * c-pch.c (asm_file_startpos): Change to `long'.
10864 (pch_init): Use ftell, not ftello.
10865 (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
10866 Use `long' instead of `off_t'.
10867 (c_common_read_pch): Likewise.
10868 * ggc-common.c (gt_pch_save): Use long/ftell instead of
10869 off_t/ftello.
10871 2003-01-12 Alan Modra <amodra@bigpond.net.au>
10873 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
10875 2003-01-11 Richard Earnshaw (rearnsha@arm.com)
10877 * arm-protos.h (struct cpp_reader): Add declaration.
10879 2003-01-11 Jan Hubicka <jh@suse.cz>
10881 PR target/9068
10882 * i386.c (output_fp_compare): Fix typo.
10884 2003-01-10 David Edelsohn <edelsohn@gnu.org>
10886 * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
10888 2003-01-10 Geoffrey Keating <geoffk@apple.com>
10890 * Makefile.in (parsedir): New variable.
10891 (docobjdir): New variable.
10892 (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
10893 gengtype-lex.c, gengtype-yacc.c): Use parsedir.
10894 (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
10895 cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
10896 gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
10897 Use docobjdir.
10898 * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
10899 objc.maintainer-clean): Use parsedir.
10901 * varasm.c (struct constant_descriptor_rtx): Remove unused
10902 `label' field.
10904 * toplev.c (documented_lang_options): Document -Winvalid-pch.
10906 2003-01-10 Richard Henderson <rth@redhat.com>
10908 * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
10909 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
10911 2003-01-10 Richard Henderson <rth@redhat.com>
10913 * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
10914 not INTEGRAL_MODE_P when widening extensions.
10916 2003-01-10 Richard Henderson <rth@redhat.com>
10918 * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
10920 2003-01-10 Geoffrey Keating <geoffk@apple.com>
10922 * ggc-page.c (ggc_collect): Avoid overflow computing
10923 min_expand.
10925 * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
10926 (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes.
10927 Remove calls.
10928 * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
10930 2003-01-10 Jan Hubicka <jh@suse.cz>
10932 * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
10933 with weird operands.
10935 2003-01-10 Dale Johannesen <dalej@apple.com>
10937 * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure
10938 parameters. Call check_sibcall_argument_overlap if indicated.
10939 (check_sibcall_argument_overlap): Add mark_stored_args_map
10940 parameter. Don't mark parameter area as clobbered if not set.
10941 (expand_call): Adjust calls to above.
10943 2003-01-10 Kelley Cook <kelleycook@comcast.net>
10945 * configure.in (linker read-only and read-write section mixing):
10946 Squelch some assembler warnings.
10947 * configure: Likewise.
10949 2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
10951 * doc/invoke.texi: Document -mtune, delete -mcpu
10952 option for S/390 and zSeries.
10953 * config/s390/s390.c (s390_tune_string) New variable.
10954 (s390_cpu_string) Delete variable.
10955 (override_options): Use s390_tune_string instead of
10956 s390_cpu_string.
10957 * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
10959 2003-01-10 Kazu Hirata <kazu@cs.umass.edu>
10961 * config/h8300/h8300.md (*iorsi3_ashift_31): New.
10963 2003-01-10 Josef Zlomek <zlomekj@suse.cz>
10965 * jump.c (next_nonnote_insn_in_loop): New function.
10966 (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
10967 next_nonnote_insn.
10968 (duplicate_loop_exit_test). Likewise.
10970 2003-01-09 Geoffrey Keating <geoffk@apple.com>
10972 Merge from pch-branch:
10974 2003-01-06 Geoffrey Keating <geoffk@apple.com>
10976 * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
10977 load.
10979 2002-12-24 Geoffrey Keating <geoffk@apple.com>
10981 * cpplib.c (count_registered_pragmas): New function.
10982 (save_registered_pragmas): New function.
10983 (_cpp_save_pragma_names): New function.
10984 (restore_registered_pragmas): New function.
10985 (_cpp_restore_pragma_names): New function.
10986 * cpphash.h (_cpp_save_pragma_names): Prototype.
10987 (_cpp_restore_pragma_names): Likewise.
10988 * cpppch.c (struct save_macro_item): Split from save_macro_data.
10989 (struct save_macro_data): New field 'saved_pragmas'.
10990 (save_macros): Update for changes to struct save_macro_data.
10991 (cpp_prepare_state): Call _cpp_save_pragma_names, update
10992 for changes to struct save_macro_data.
10993 (cpp_read_state): Call _cpp_restore_pragma_names, update
10994 for changes to struct save_macro_data.
10996 * cpppch.c (cpp_read_state): Restore the hashtable references
10997 in the cpp_reader.
10999 * tree.h (built_in_decls): Mark for PCH.
11001 * dbxout.c (lastfile): Don't mark for PCH.
11003 * ggc.h: Document PCH calls into memory managers.
11005 2002-12-18 Geoffrey Keating <geoffk@apple.com>
11007 * doc/invoke.texi (Precompiled Headers): Document the
11008 directory form of PCH.
11009 * cppfiles.c (validate_pch): New function.
11010 (open_file_pch): Search suitably-named directories for PCH files.
11012 2002-12-14 Geoffrey Keating <geoffk@apple.com>
11014 * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
11015 reorder options.
11016 (Type Information): Mention that the information is also
11017 used to implement PCH.
11018 * doc/passes.texi (Passes): Improve documentation of
11019 language-specific files.
11021 2002-12-11 Geoffrey Keating <geoffk@apple.com>
11023 * gengtype.c (struct write_types_data): Add reorder_note_routine field.
11024 (struct walk_type_data): Add reorder_fn field.
11025 (walk_type): Process 'reorder' option.
11026 (write_types_process_field): Reorder parameters to gt_pch_note_object,
11027 call reorder_note_routine.
11028 (write_func_for_structure): Reorder parameters to gt_pch_note_object.
11029 (ggc_wtd): Update for change to struct write_types_data.
11030 (pch_wtd): Likewise.
11031 * ggc.h (gt_pch_note_object): Reorder parameters.
11032 (gt_handle_reorder): New definition.
11033 (gt_pch_note_reorder): New prototype.
11034 * ggc-common.c (struct ptr_data): Add reorder_fn.
11035 (gt_pch_note_object): Reorder parameters.
11036 (gt_pch_note_reorder): New.
11037 (gt_pch_save): Call reorder_fn.
11038 * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
11040 * dbxout.c (cwd): Don't mark for PCH.
11042 2002-12-09 Geoffrey Keating <geoffk@apple.com>
11044 * gengtype.c (finish_root_table): Fix some warnings.
11045 (write_root): Handle TYPE_STRING.
11046 * ggc.h (gt_ggc_m_S): Add prototype.
11047 * stringpool.c (gt_ggc_m_S): New function.
11049 2002-11-30 Geoffrey Keating <geoffk@apple.com>
11051 * dwarf2out.c (dw2_string_counter): New.
11052 (AT_string_form): Use it.
11053 (same_dw_val_p): Update for removal of hashtable.h hash tables.
11055 2002-11-22 Geoffrey Keating <geoffk@apple.com>
11057 * dbxout.c: Include gt-dbxout.h.
11058 (lastfile): Mark for PCH/GGC.
11059 (cwd): Likewise.
11060 (struct typeinfo): Likewise.
11061 (typevec): Likewise.
11062 (typevec_len): Likewise.
11063 (next_type_number): Likewise.
11064 (struct dbx_file): Likewise.
11065 (current_file): Likewise.
11066 (next_file_number): Likewise.
11067 (dbxout_init): Allocate typevec, struct dbx_file with GGC.
11068 (dbxout_start_source_file): Allocate struct dbx_file with GGC.
11069 (dbxout_end_source_file): Don't free struct dbx_file.
11070 (dbxout_type): Use GGC to allocate typevec.
11071 * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
11072 (GTFILES): Add dbxout.c.
11073 (gt-dbxout.h): New rule.
11075 * Makefile.in (c-pch.o): Add debug.h as dependency.
11076 * c-pch.c: Include debug.h.
11077 (pch_init): Call start_source_file to keep nesting right.
11078 (c_common_read_pch): Add orig_name parameter. Call
11079 start_source_file debug hook. Call end_source_file debug hook.
11080 * c-common.h (c_common_read_pch): Update prototype.
11081 * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
11082 callback.
11083 * cppfiles.c (struct include_file): Add new field `header_name'.
11084 (find_or_create_entry): Default it to `name'.
11085 (open_file_pch): Set it to the original header file searched for.
11086 (stack_include_file): Don't stack an empty buffer, just handle
11087 PCH files immediately. Pass header_name field to read_pch callback.
11089 2002-11-19 Geoffrey Keating <geoffk@apple.com>
11091 * function.c (funcdef_no): Mark to be saved in a PCH.
11093 2002-11-15 Geoffrey Keating <geoffk@apple.com>
11095 * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
11097 * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
11099 2002-11-14 Geoffrey Keating <geoffk@apple.com>
11101 * optabs.h (code_to_optab): Add GTY marker.
11103 2002-11-13 Geoffrey Keating <geoffk@apple.com>
11105 * Makefile.in (GTFILES): Add cpplib.h.
11106 * c-common.h (struct c_common_identifier): Don't skip 'node' field.
11107 * c-decl.c (build_compound_literal): Don't use var_labelno.
11108 * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
11109 * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
11110 * varasm.c (const_labelno): Use gengtype to mark.
11111 (var_labelno): Likewise.
11112 (in_section): Likewise.
11113 (in_named_name): Likewise.
11114 (struct in_named_entry): Likewise.
11115 (in_named_htab): Likewise.
11116 (set_named_section_flags): Use GGC to allocate struct in_named_entry.
11117 (init_varasm_once): Use GGC to allocate in_named_htab.
11118 * config/darwin.c (current_pic_label_num): Mark for PCH.
11120 2002-11-11 Geoffrey Keating <geoffk@apple.com>
11122 * ggc-simple.c (init_ggc_pch): New stub procedure.
11123 (ggc_pch_count_object): Likewise.
11124 (ggc_pch_total_size): Likewise.
11125 (ggc_pch_this_base): Likewise.
11126 (ggc_pch_alloc_object): Likewise.
11127 (ggc_pch_prepare_write): Likewise.
11128 (ggc_pch_write_object): Likewise
11129 (ggc_pch_finish): Likewise.
11130 (ggc_pch_read): Likewise.
11132 2002-11-08 Geoffrey Keating <geoffk@apple.com>
11134 * c-pch.c (c_common_write_pch): Write the macro definitions after
11135 the GCed data.
11136 (c_common_read_pch): Call cpp_prepare_state. Restore the macro
11137 definitions after the GCed data.
11138 * cpplib.c (save_macros): New.
11139 (reset_ht): New.
11140 (cpp_write_pch_deps): Split out of cpp_write_pch.
11141 (cpp_write_pch_state): Split out of cpp_write_pch.
11142 (cpp_write_pch): Delete.
11143 (struct save_macro_data): Delete.
11144 (cpp_prepare_state): New.
11145 (cpp_read_state): Erase and restore initial macro definitions.
11146 * cpplib.h (struct save_macro_data): Forward-declare.
11147 (cpp_write_pch_deps): Prototype.
11148 (cpp_write_pch_state): Prototype.
11149 (cpp_write_pch): Delete prototype.
11150 (cpp_prepare_state): Prototype.
11151 (cpp_read_state): Add fourth argument.
11153 2002-11-04 Geoffrey Keating <geoffk@apple.com>
11155 * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
11156 (write_array): Remove warning.
11158 * gengtype.c (contains_scalar_p): New.
11159 (finish_root_table): Add the table to all languages, even if it's
11160 empty.
11161 (write_roots): Output gt_pch_scalar_rtab.
11162 * ggc-common.c (gt_pch_save): Write out scalars.
11163 (gt_pch_restore): Read scalars back.
11165 * ggc-page.c (OBJECTS_IN_PAGE): New macro.
11166 (struct page_entry): Delete pch_page field.
11167 (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
11168 (clear_marks): Likewise.
11169 (sweep_pages): Likewise.
11170 (poison_pages): Likewise.
11171 (ggc_print_statistics): Likewise.
11172 (ggc_pch_read): Don't free objects read from a PCH.
11173 Properly set up in_use_p and page_tails.
11175 2002-10-25 Geoffrey Keating <geoffk@apple.com>
11177 * gengtype.c (struct write_types_data): New.
11178 (struct walk_type_data): Make `cookie' const; add extra
11179 prev_val item; add `orig_s' field.
11180 (walk_type): Update prev_val[3].
11181 (write_types_process_field): New.
11182 (write_func_for_structure): Take write_types_data structure.
11183 (write_types): New.
11184 (ggc_wtd): New.
11185 (pch_wtd): New.
11186 (write_types_local_process_field): New.
11187 (gc_mark_process_field): Delete.
11188 (write_local_func_for_structure): New.
11189 (gc_mark_func_name): Delete.
11190 (write_gc_types): Delete.
11191 (write_local): New.
11192 (finish_root_table): Don't include 'ggc_' in PFX.
11193 (write_root): Rename from write_root. Fill pchw field of structures.
11194 (write_array): New.
11195 (write_roots): Rename from write_gc_roots. Split out to write_array.
11196 Update to changes to other routines. Write gt_pch_cache_rtab table.
11197 (main): Write PCH walking routines.
11198 * ggc-common.c: Include toplev.h, sys/mman.h.
11199 (ggc_mark_roots): For cache hashtables, also mark the hash table
11200 and the array of entries.
11201 (saving_htab): New.
11202 (struct ptr_data): New.
11203 (POINTER_HASH): New.
11204 (gt_pch_note_object): New.
11205 (saving_htab_hash): New.
11206 (saving_htab_eq): New.
11207 (struct traversal_state): New.
11208 (call_count): New.
11209 (call_alloc): New.
11210 (compare_ptr_data): New.
11211 (relocate_ptrs): New.
11212 (write_pch_globals): New.
11213 (struct mmap_info): New.
11214 (gt_pch_save): New.
11215 (gt_pch_restore): New.
11216 * ggc-page.c (ROUND_UP_VALUE): New.
11217 (ROUND_UP): New.
11218 (struct page_entry): Add field `pch_page'.
11219 (init_ggc): Use ROUND_UP.
11220 (struct ggc_pch_data): Declare.
11221 (init_ggc_pch): New.
11222 (ggc_pch_count_object): New.
11223 (ggc_pch_total_size): New.
11224 (ggc_pch_this_base): New.
11225 (ggc_pch_alloc_object): New.
11226 (ggc_pch_prepare_write): New.
11227 (ggc_pch_write_object): New.
11228 (ggc_pch_finish): New.
11229 (ggc_pch_read): New.
11230 * ggc.h (gt_pointer_operator): New.
11231 (gt_note_pointers): New.
11232 (gt_pch_note_object): New prototype.
11233 (gt_pointer_walker): New.
11234 (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
11235 (LAST_GGC_ROOT_TAB): Update.
11236 (gt_pch_cache_rtab): Declare.
11237 (gt_pch_scalar_rtab): Declare.
11238 (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
11239 (LAST_GGC_CACHE_TAB): Update.
11240 (gt_pch_save_stringpool): Declare.
11241 (gt_pch_restore_stringpool): Declare.
11242 (gt_pch_p_S): Declare.
11243 (gt_pch_n_S): Declare.
11244 (struct ggc_pch_data): Forward-declare.
11245 (init_ggc_pch): Declare.
11246 (ggc_pch_count_object): Declare.
11247 (ggc_pch_total_size): Declare.
11248 (ggc_pch_this_base): Declare.
11249 (ggc_pch_alloc_object): Declare.
11250 (ggc_pch_prepare_write): Declare.
11251 (ggc_pch_write_object): Declare.
11252 (ggc_pch_finish): Declare.
11253 (ggc_pch_read): Declare.
11254 (gt_pch_save): Declare.
11255 (gt_pch_restore): Declare.
11256 * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
11257 * emit-rtl.c (init_emit_once): Allocate const_int_htab,
11258 const_double_htab, mem_attrs_htab using GGC.
11259 * c-pch.c: Include ggc.h.
11260 (pch_init): Allow reading PCH file back.
11261 (c_common_write_pch): Call gt_pch_save.
11262 (c_common_read_pch): Call gt_pch_restore.
11263 * c-parse.in (init_reswords): Delete now-untrue comment.
11264 Allocate ridpointers using GGC.
11265 * c-objc-common.c (c_objc_common_finish_file): Write PCH before
11266 calling expand_deferred_fns.
11267 * c-common.h (ridpointers): Mark for GTY machinery.
11268 * Makefile.in (stringpool.o): Update dependencies.
11269 (c-pch.o): Update dependencies.
11270 (ggc-common.o): Update dependencies.
11271 * stringpool.c: Include gt-stringpool.h.
11272 (gt_pch_p_S): New.
11273 (gt_pch_n_S): New.
11274 (struct string_pool_data): New.
11275 (spd): New.
11276 (gt_pch_save_stringpool): New.
11277 (gt_pch_restore_stringpool): New.
11278 * tree.c (init_ttree): Make type_hash_table allocated using GC.
11280 2002-10-04 Geoffrey Keating <geoffk@apple.com>
11282 * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
11283 (output_mangled_typename): Don't pass size_t to printf.
11285 * tree.h (union tree_type_symtab): Add tag to `address' field.
11286 (union tree_decl_u2): Add tag to 'i' field.
11287 * varasm.c (union rtx_const_un): Add tags to all fields.
11288 * gengtype.c (struct walk_type_data): New.
11289 (output_escaped_param): Take struct walk_type_data parameter.
11290 (write_gc_structure_fields): Delete.
11291 (walk_type): New.
11292 (write_gc_marker_routine_for_structure): Delete.
11293 (write_func_for_structure): New.
11294 (gc_mark_process_field): New.
11295 (gc_mark_func_name): New.
11296 (gc_counter): Delete.
11297 (write_gc_types): Use write_func_for_structure.
11298 (write_gc_roots): Use walk_type.
11300 2002-10-02 Geoffrey Keating <geoffk@apple.com>
11302 * ggc-common.c (ggc_mark_roots): Delete 'x'.
11303 (ggc_splay_dont_free): Fix warning about unused 'x'.
11304 (ggc_print_common_statistics): Remove warnings.
11306 2002-10-01 Mike Stump <mrs@apple.com>
11308 * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
11309 * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
11311 2002-09-01 Geoffrey Keating <geoffk@redhat.com>
11312 Catherine Moore <clm@redhat.com>
11314 * Makefile (c-pch.o): Update dependencies.
11315 (LIBCPP_OBJS): Add cpppch.o.
11316 (cpppch.o): New.
11317 * c-common.c (c_common_init): Don't call pch_init here.
11318 * c-common.h (c_common_read_pch): Update prototype.
11319 * c-lex.c (c_common_parse_file): Call pch_init here.
11320 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
11321 (c_common_decode_option): Handle them.
11322 * c-pch.c: Include c-pragma.h.
11323 (save_asm_offset): Delete.
11324 (pch_init): Move contents of save_asm_offset into here, call
11325 cpp_save_state.
11326 (c_common_write_pch): Call cpp_write_pch.
11327 (c_common_valid_pch): Warn only when -Winvalid-pch. Call
11328 cpp_valid_state.
11329 (c_common_read_pch): Add NAME parameter. Call cpp_read_state.
11330 * cppfiles.c (stack_include_file): Update for change to
11331 parameters of cb.read_pch.
11332 * cpphash.h (struct cpp_reader): Add `savedstate' field.
11333 * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
11334 `restore_pch_deps' fields.
11335 (struct cpp_callbacks): Add NAME parameter to `read_pch'.
11336 (cpp_save_state): Prototype.
11337 (cpp_write_pch): Prototype.
11338 (cpp_valid_state): Prototype.
11339 (cpp_read_state): Prototype.
11340 * cpppch.c: New file.
11341 * flags.h (version_flag): Remove prototype.
11342 * mkdeps.c (deps_save): New.
11343 (deps_restore): New.
11344 * mkdeps.h (deps_save): Prototype.
11345 (deps_restore): Prototype.
11346 * toplev.c (late_init_hook): Delete.
11347 (version_flag): Make static again.
11348 (compile_file): Don't call late_init_hook.
11349 * toplev.h (late_init_hook): Delete.
11350 * doc/cppopts.texi: Document -fpch-deps.
11351 * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
11353 2002-08-27 Geoffrey Keating <geoffk@redhat.com>
11355 * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
11356 callers.
11357 (c_common_valid_pch): Rename from c_valid_pch, change callers.
11358 (c_common_read_pch): Rename from c_read_pch, change callers.
11360 * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
11361 a space between it and its argument.
11363 2002-08-24 Geoffrey Keating <geoffk@redhat.com>
11365 * c-pch.c: New file.
11366 * toplev.h (late_init_hook): Declare.
11367 * toplev.c (late_init_hook): Define.
11368 (version_flag): Make globally visible.
11369 (compile_file): Call late_init_hook.
11370 (init_asm_output): Make output file seekable.
11371 * gcc.c (default_compilers): Update c-header rule.
11372 * flags.h (version_flag): Declare.
11373 * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
11374 fields.
11375 * cppfiles.c (struct include_file): Add 'pch' field.
11376 (INCLUDE_PCH_P): New.
11377 (open_file_pch): New.
11378 (stack_include_file): Handle PCH files specially.
11379 (find_include_file): Call open_file_pch instead of open_file.
11380 (_cpp_read_file): Explain why open_file is used instead of
11381 open_file_pch.
11382 * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
11383 * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
11384 * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
11385 in cpplib callbacks.
11386 * c-common.c (pch_file): Correct comment.
11387 (allow_pch): Define.
11388 (c_common_init): Call pch_init.
11389 * c-common.h (allow_pch): Declare.
11390 (pch_init): Declare.
11391 (c_valid_pch): Declare.
11392 (c_read_pch): Declare.
11393 (c_write_pch): Declare.
11394 * Makefile.in (c-pch.o): New.
11395 (C_AND_OBJC_OBJS): Add c-pch.o.
11396 * doc/invoke.texi (Precompiled Headers): Add index entries,
11397 complete truncated paragraph.
11399 2002-08-17 Geoffrey Keating <geoffk@redhat.com>
11401 * c-common.c: (pch_file): Define.
11402 * c-common.h (pch_file): Declare.
11403 * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
11404 (missing_arg): Require --output-pch= to have an argument.
11405 (c_common_decode_option): Handle --output-pch=.
11406 * gcc.c: Document new %V.
11407 (default_compilers): Handle compiling C header files.
11408 (do_spec_1): Implement %V.
11409 (main): Handle "gcc foo.h" without trying to run linker.
11410 * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
11411 (Overall Options): Document what the driver does with header files,
11412 document new -x option possibilities.
11413 (Invoking G++): More documentation for PCH.
11414 (Precompiled Headers): New.
11416 2002-08-09 Geoffrey Keating <geoffk@redhat.com>
11418 * ggc.h: Don't include varray.h. Rearrange functions to be more
11419 organized.
11420 (ggc_add_root): Delete.
11421 (ggc_mark_rtx): Delete.
11422 (ggc_mark_tree): Delete.
11423 (struct ggc_statistics): Remove contents.
11424 * ggc-common.c: Remove unneeded includes.
11425 (struct ggc_root): Delete.
11426 (roots): Delete.
11427 (ggc_add_root): Delete.
11428 (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool.
11429 (ggc_print_common_statistics): Remove most of the contents.
11430 * Makefile.in (GGC_H): No longer uses varray.h.
11431 (ggc-common.o): Update dependencies.
11432 (c-parse.o): Add varray.h to dependencies.
11433 (c-common.o): Add varray.h.
11434 * stringpool.c (mark_ident): Use mangled name for tree marker routine.
11435 (mark_ident_hash): Rename to ggc_mark_stringpool.
11436 (init_stringpool): Don't use ggc_add_root.
11437 * c-parse.in: Include varray.h.
11438 * c-common.c: Include varray.h.
11439 * objc/Make-lang.in (objc-act.o): Add varray.h.
11440 * objc/objc-act.c: Include varray.h.
11442 2002-07-25 Geoffrey Keating <geoffk@redhat.com>
11444 * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
11445 (dw_cfi_oprnd1_desc): Likewise.
11447 2002-07-17 Geoffrey Keating <geoffk@redhat.com>
11449 * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
11450 move out of ifdef.
11451 (alpha_links): Use gengtype to mark; move out of ifdef.
11452 (mark_alpha_links_node): Delete.
11453 (mark_alpha_links): Delete.
11454 (alpha_need_linkage): Use GGC to allocate splay tree, struct
11455 alpha_links, strings. Don't use ggc_add_root.
11456 * ggc-common.c (ggc_splay_alloc): New.
11457 (ggc_splay_dont_free): New.
11458 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
11459 (ggc_mark_tree): Likewise.
11460 (splay_tree_new_ggc): New.
11461 (ggc_splay_alloc): Declare.
11462 (ggc_splay_dont_free): Declare.
11463 * dwarf2asm.c: Include gt-dwarf2asm.h.
11464 (mark_indirect_pool_entry): Delete.
11465 (mark_indirect_pool): Delete.
11466 (indirect_pool): Use gengtype to mark.
11467 (dw2_force_const_mem): Don't use ggc_add_root.
11468 * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
11469 (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
11470 (gt-dwarf2asm.h): Depend on s-gtype.
11472 2002-07-08 Geoffrey Keating <geoffk@redhat.com>
11474 * tree.h (union tree_type_symtab): Mark `die' field.
11475 * Makefile.in (dwarf2out.o): Update dependencies.
11476 * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t
11477 hash tables.
11478 (dw_cfi_oprnd1_desc): New function.
11479 (dw_cfi_oprnd2_desc): New function.
11480 (indirect_string_alloc): Delete.
11481 (debug_str_do_hash): New function.
11482 (debug_str_eq): New function.
11483 (mark_limbo_die_list): Delete.
11484 (dwarf2out_init): Don't call ggc_add_root.
11486 2003-01-09 Vladimir Makarov <vmakarov@redhat.com>
11488 The following changes are merged from itanium-sched-branch:
11490 2003-01-08 David Edelsohn <edelsohn@gnu.org>
11492 * doc/md.texi: Clarify assignment of units to automata description.
11494 2003-01-08 Vladimir Makarov <vmakarov@redhat.com>
11496 * genautomata.c (unit_decl): Remove members
11497 `the_same_automaton_unit' and
11498 `the_same_automaton_message_reported_p'.
11499 (process_unit_to_form_the_same_automaton_unit_lists,
11500 form_the_same_automaton_unit_lists_from_regexp,
11501 form_the_same_automaton_unit_lists, the_same_automaton_lists):
11502 Remove them.
11503 (annotation_message_reported_p): New global variable.
11504 (check_unit_distribution_in_reserv,
11505 check_regexp_units_distribution): New functions.
11506 (check_unit_distributions_to_automata): Rewrite it.
11508 2003-01-04 Vladimir Makarov <vmakarov@redhat.com>
11510 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
11511 Use continue instead of break if cycle is too big.
11513 2002-12-20 Vladimir Makarov <vmakarov@redhat.com>
11515 * genautomata.c (check_unit_distributions_to_automata): Output at
11516 most one message for a unit.
11517 (process_unit_to_form_the_same_automaton_unit_lists): Check
11518 automaton of units instead of units themself.
11520 * doc/md.texi: Describe the constraint about assigning unit to
11521 automata.
11523 2002-12-20 Jan Hubicka <jH@suse.cz>
11524 Vladimir Makarov <vmakarov@redhat.com>
11526 * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
11527 and `in_set_p'.
11528 (gen_cpu_unit): Initialize the new members.
11529 (process_regexp_cycles): Calculate minimal finish cycle too. Set
11530 up `min_occ_cycle_num'.
11531 (evaluate_max_reserv_cycles): Change the function call.
11532 (CLEAR_BIT): New macro.
11533 (states_union, state_shift): Use the mask.
11534 (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
11535 (form_reservs_matter): New function.
11536 (make_automaton): Call the function and use the mask.
11537 (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
11538 account.
11540 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
11542 * config/ia64/itanium2.md (lfetch): Change the insn reservation.
11544 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
11546 * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
11547 for Itanium.
11549 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
11551 * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
11552 default cpu.
11554 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
11555 2002-10-31 Dale Johannesen <dalej@apple.com>
11557 * haifa-sched.c (find_set_reg_weight): New function.
11558 (find_insn_reg_weight): Use the new function.
11559 (schedule_block): Do sorting ready queue always
11560 after insn issue.
11562 2002-11-27 Vladimir Makarov <vmakarov@redhat.com>
11564 * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
11566 2002-11-19 Vladimir Makarov <vmakarov@redhat.com>
11568 * haifa-sched.c (choice_entry): New structure.
11569 (choice_stack, cycle_issued_insns): New variables.
11570 (max_issue): Rewrite it.
11571 (choose_ready): Set up ready_try for unknown insns too.
11572 (schedule_block): Allocate and free choice_stack. Set up
11573 and modify cycle_issued_insns.
11575 * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
11576 with and without filling the bundle.
11577 (bundling): Combine calls of issue_nops_and_insn.
11579 2002-10-17 Vladimir Makarov <vmakarov@redhat.com>
11581 * config/ia64/itanium1.md: New file.
11583 * config/ia64/itanium2.md: New file.
11585 * config/ia64/ia64.md: Move DFA descriptions into the new files.
11586 Remove the old pipeline description.
11588 * config/ia64/ia64.c (ia64_override_options): Add aliases of
11589 itanium processor names.
11591 2002-10-16 Vladimir Makarov <vmakarov@redhat.com>
11593 * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
11594 (ia64_reorg): Set up queried unit codes for Itanium2 too.
11596 * config/ia64/ia64.md: Add descriptions for Itanium2.
11598 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
11600 * config/ia64/ia64.h (processor_type): New enumeration.
11601 (ia64_tune, ia64_tune_string): New external declarations.
11602 (TARGET_OPTIONS): Add option `tune='.
11604 * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
11605 variables.
11606 (ia64_override_options): Set up `ia64_tune'.
11607 (ia64_sched_reorder2): Set up `clocks' only for Itanium.
11608 (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
11609 (bundling): Add nops for MM-insns only for Itanium.
11610 (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
11611 Itanium.
11613 * config/ia64/ia64.md (cpu): New attribute.
11614 (DFA description): Enable it only for Itanium.
11616 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
11617 Richard Henderson <rth@redhat.com>
11619 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
11620 MASK_EARLY_STOP_BITS.
11621 (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
11622 (TARGET_SWITCHES): Rename option `tune-stop-bits' to
11623 `early-stop-bits'.
11625 * config/ia64/ia64.c (ia64_dfa_new_cycle,
11626 final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
11627 instead of TARGET_TUNE_STOP_BITS.
11629 * doc/invoke.texi: Rename option `-mtune-stop-bits' to
11630 `-mearly-stop-bits'.
11632 * config/ia64/ia64.c (automata_option "v"): Comment it.
11634 2002-10-07 Vladimir Makarov <vmakarov@redhat.com>
11636 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
11637 New macros.
11638 (TARGET_SWITCHES): Add entries for the new option.
11640 * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
11641 dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
11642 (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
11643 global variables.
11644 (ia64_sched_reorder2): Set up `clocks'.
11645 (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
11646 (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready
11647 queue when TARGET_TUNE_STOP_BITS.
11648 (bundling): Insert additional nops for MM-insns.
11649 (final_emit_insn_group_barriers): Add insertion of stop bits
11650 according `stops_p'.
11651 (ia64_reorg): Initiate the new varibales.
11653 * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
11655 2002-10-02 Vladimir Makarov <vmakarov@redhat.com>
11657 * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
11658 insns at the end of block insn scheduling.
11660 2002-09-30 Vladimir Makarov <vmakarov@redhat.com>
11662 * sched-deps.c (remove_dependence, group_leader): Remove it.
11663 (add_dependence): Add dependence to group leader to.
11664 (set_sched_group_p): Add dependence to the first insn of the
11665 schedule group too.
11666 (sched_analyze_insn): Make dependence to jump as anti-dependence.
11667 Change true dependence by anti-dependence when
11668 `reg_pending_barrier'.
11670 * sched-rgn.c (init_ready_list, can_schedule_ready_p,
11671 add_branch_dependences): Ignore schedule groups.
11673 * sched-ebb.c (init_ready_list): Ditto.
11675 * (move_insn, set_priorities): Ditto.
11677 * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
11678 flag is clear after reload.
11679 (adjust_cost): Change cost only for output dependencies.
11681 * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
11683 2002-09-26 Vladimir Makarov <vmakarov@redhat.com>
11685 * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
11687 * target.h (gcc_target): Add member
11688 `dependencies_evaluation_hook'.
11690 * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
11691 macro.
11692 (TARGET_SCHED): Add initiatialization of the new member.
11694 * sched-ebb.c: Include `target.h'.
11695 (schedule_ebb): Call `dependencies_evaluation_hook'.
11697 * sched-rgn.c (schedule_region): Call
11698 `dependencies_evaluation_hook'.
11700 * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
11701 New macro.
11702 (ia64_dependencies_evaluation_hook): New function.
11704 * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
11705 Describe the new hook.
11707 2002-09-25 Vladimir Makarov <vmakarov@redhat.com>
11709 * target.h (gcc_target): Add members
11710 `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
11712 * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
11713 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
11714 macros.
11715 (TARGET_SCHED): Add initiatialization of the new members.
11717 * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
11718 insn scheduling too.
11719 (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
11720 initialize `ready_try'.
11721 (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless
11722 `dfa_new_cycle' says not to do it.
11724 * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
11725 bundling.
11727 * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
11729 * config/ia64/ia64.c: Include `hashtab.h'.
11730 (ia64_first_cycle_multipass_dfa_lookahead_guard,
11731 ia64_dfa_new_cycle, final_emit_insn_group_barriers,
11732 ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
11733 initiate_bundle_states, finish_bundle_states, bundle_state_hash,
11734 bundle_state_eq_p, insert_bundle_state,
11735 initiate_bundle_state_table, finish_bundle_state_table,
11736 try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
11737 get_template, get_next_important_insn, bundling): New functions.
11738 (ia64_internal_sched_reorder): Remove it.
11739 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
11740 TARGET_SCHED_DFA_NEW_CYCLE): New macros.
11741 (ia64_safe_itanium_requires_unit0): Remove it.
11742 (group_barrier_needed_p): Place group barrier right before a real
11743 insn.
11744 (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
11745 Remove them.
11746 (bundle_name): New variable.
11747 (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
11748 _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
11749 _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
11750 pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
11751 temp_dfa_state, prev_cycle_state): New global variables.
11752 (insn_matches_slot, maybe_rotate, finish_last_head,
11753 rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
11754 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
11755 find_best_packet, itanium_reorder, dump_current_packet,
11756 schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
11757 (sched_data, sched_ready, sched_types): Remove them.
11758 (ia64_sched_init): Initiate only `last_scheduled_insn' and call
11759 `init_insn_group_barriers'.
11760 (ia64_sched_reorder, ia64_sched_reorder2): Call
11761 ia64_dfa_sched_reorder.
11762 (ia64_variable_issue): Rewrite it.
11763 (bundle_state): New structure.
11764 (index_to_bundle_states, bundle_states_num,
11765 allocated_bundle_states_chain, free_bundle_state_chain): New
11766 global variables.
11767 (ia64_sched_finish): Add stop bits and call `bundling' after the
11768 2nd insn scheduling.
11769 (ia64_use_dfa_pipeline_interface): Return zero always.
11770 (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
11771 insn scheduling.
11772 (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
11773 `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
11774 (ia64_reorg): Add bundling insns.
11776 * doc/tm.texi
11777 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
11778 TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
11780 2002-09-23 Vladimir Makarov <vmakarov@redhat.com>
11782 * config/ia64/ia64.md: Add Itanium1 DFA description.
11783 (itanium_class): Add `nop' and `pre_cycle'. Add
11784 define_function_unit for `nop'.
11785 (nop): Change attribute `itanium_class'.
11786 (pre_cycle): New define_insn.
11788 * config/ia64/ia64-protos.h (bundling_p): New external variable.
11789 (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
11790 ia64_produce_address_p): New function prototypes.
11792 * config/ia64/ia64.c (bundling_p): New global variable.
11793 (ia64_use_dfa_pipeline_interface,
11794 ia64_first_cycle_multipass_dfa_lookahead,
11795 ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
11796 functions.
11797 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
11798 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
11799 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
11800 TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
11801 (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
11802 ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
11803 (dfa_pre_cycle_insn): New variable.
11805 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
11807 * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
11808 constructions.
11810 * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
11811 New function prototypes.
11813 * genattrtab.c (main): Process the new constructions.
11815 * genautomata.c (gen_presence_absence_set,
11816 process_presence_absence_names, process_presence_absence_patterns,
11817 add_presence_absence, check_absence_pattern_sets): Add parameter
11818 `final_p'.
11819 (unit_decl): Add new members `final_presence_list' and
11820 `final_absence_list'.
11821 (unit_pattern_rel_decl): Add new member `final_p'.
11822 (gen_final_presence_set, gen_final_absence_set): New functions.
11823 (process_decls): Use member `final_p'.
11824 (temp_reserv): New global variable.
11825 (reserv_sets_are_intersected): Add processing `final_presence_set'
11826 and `final_absence_set'.
11827 (initiate_states): Allocate `temp_reserv'.
11828 (unit_final_presence_set_table, unit_final_absence_set_table): New
11829 gloabal variables.
11830 (initiate_presence_absence_pattern_sets): Initiate them.
11831 (NDFA_to_DFA): Fix typo.
11832 (output_description): Output `final_presence_set' and
11833 `final_absence_set'.
11835 * doc/md.texi (final_presence_set, final_absence_set): Describe
11836 them.
11838 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
11840 * genautomata.c (transform_3): Process a missing case (nothing on
11841 unit place).
11843 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
11845 * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
11846 comments about queried units and the minimization.
11848 * doc/md.texi: Ditto.
11850 * genautomata.c (create_composed_state): Return nonzero if the new
11851 state has been created.
11852 (first_cycle_unit_presence): New function.
11853 (state_is_differed): Add new parameter. Use the new function.
11854 Take queried units into account.
11855 (partition_equiv_class): Pass additional parameter to
11856 `state_is_differed'.
11857 (merge_states): Process composed states too.
11858 (build_automaton, create_automata, output_min_issue_delay_table,
11859 output_tables, output_statistics): Output more information.
11860 (output_reserved_units_table): Use function
11861 `first_cycle_unit_presence'.
11862 (output_tables): Output table of queried units even if the
11863 minimization is switched on.
11864 (write_automata): Output code for querying units even if the
11865 minimization is switched on.
11867 2002-09-19 Vladimir Makarov <vmakarov@redhat.com>
11869 * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
11870 syntax of the constructions.
11872 * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
11873 extended syntax of the constructions.
11875 * genautomata.c (unit_rel_decl): Rename it to
11876 `unit_pattern_rel_decl'.
11877 (pattern_set_el, pattern_reserv): New structures.
11878 (pattern_set_el_t, pattern_reserv_t): New types.
11879 (gen_presence_absence_set): New function.
11880 (process_presence_absence): Remove it.
11881 (process_presence_absence_names,
11882 process_presence_absence_patterns): New functions.
11883 (get_presence_absence_set): Remove it.
11884 (initiate_presence_absence_sets): Rename it on
11885 `initiate_presence_absence_pattern_sets'. Use new function
11886 `form_reserv_sets_list'.
11887 (form_reserv_sets_list, check_presence_pattern_sets,
11888 check_absence_pattern_sets, output_pattern_set_el_list): New
11889 functions.
11890 (unit_decl): Change types of members `presence_list' and
11891 `absence_list'.
11892 (unit_rel_decl): Rename member `names_num' to `all_names_num'.
11893 (decl): Change types of members `excl', `presence', and `absence'.
11894 (get_str_vect): Rename `par_flag' to `paren_p'. Add null element
11895 at the end of the vector.
11896 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11897 gen_automaton, gen_regexp_repeat, gen_regexp_allof,
11898 gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
11899 (gen_presence_set, gen_absence_set): Use new function
11900 `gen_presence_absence_set'.
11901 (add_presence_absence): Process `pattern_list' instead of
11902 `source_list'.
11903 (process_decls): USe new functions
11904 `process_presence_absence_names' and
11905 `process_presence_absence_patterns'.
11906 (reserv_sets_are_intersected): Use new function
11907 `check_presence_pattern_sets'.
11908 (presence_set, absence_set): Remove them.
11909 (unit_presence_set_table, unit_absence_set_table): New global
11910 variables.
11911 (output_description): Use new function
11912 `output_pattern_set_el_list'.
11913 (generate): Use `initiate_presence_absence_pattern_sets'.
11915 2002-09-18 Vladimir Makarov <vmakarov@redhat.com>
11917 * genattr.c (main): Add output of prototype of new interface
11918 function `dfa_clean_insn_cache'.
11920 * genautomata.c (output_dfa_clean_insn_cache_func): New function.
11921 (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
11922 (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
11923 the generated code.
11924 (write_automata): Call the new function.
11926 2003-01-09 Jan Hubicka <jh@suse.cz>
11928 * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
11929 correctly.
11931 2003-01-09 Paolo Carlini <pcarlini@unitus.it>
11933 * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
11935 2003-01-09 J"orn Rennecke <joern.rennecke@superh.com>
11937 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
11938 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
11939 (CONSTRAINT_LEN): Provide default definition.
11940 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
11941 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
11942 (EXTRA_CONSTRAINT_STR): Likewise.
11943 (REG_CLASS_FROM_CONSTRAINT): Define.
11944 * genoutput.c (check_constraint_len, constraint_len): New functions.
11945 (validate_insn_alternatives): Check CONSTRAINT_LEN for each
11946 constraint / modifier.
11947 (gen_insn): Call check_constraint_len.
11948 * local-alloc.c (block_alloc): Update to use new macros / pass
11949 second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
11950 * ra-build.c (handle_asm_insn): Likewise.
11951 * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
11952 (constrain_operands, peep2_find_free_register): Likewise.
11953 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
11954 * regmove.c (find_matches): Likewise.
11955 * reload.c (push_secondary_reload, find_reloads): Likewise.
11956 (alternative_allows_memconst): Likewise.
11957 * reload1.c (maybe_fix_stack_asms): Likewise.
11958 (reload_cse_simplify_operands): Likewise.
11959 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11960 * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
11961 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
11962 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
11963 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
11964 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
11966 * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
11968 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
11970 * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
11971 length.
11972 (*extzv_1_r_h8300hs): Likewise.
11973 (*extzv_1_r_inv_h8300): Likewise.
11974 (*extzv_1_r_inv_h8300hs): Likewise.
11976 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
11978 * config/h8300/h8300.h (PREDICATE_CODES): New.
11980 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
11982 * config/h8300/h8300.md (*addsi3_upper): New.
11983 (*iorsi3_shift): Likewise.
11984 (two splitters): Likewise.
11985 (*addsi3_shift): Likewise.
11986 (two splitters): Likewise.
11988 2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
11990 * Makefile.in (optabs.o): Add dependency on basic-block.h.
11991 * basic-block.h (control_flow_insn_p): Fuction was exported.
11992 * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
11993 * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
11994 notes only when the region is contained in a single basic block.
11996 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11998 PR inline-asm/8832
11999 * tree.h (expand_asm): New prototype.
12000 * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
12001 to do so.
12002 * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
12003 down to expand_asm.
12004 * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
12005 * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
12006 (volatile_refs_p) [ASM_INPUT]: Likewise.
12007 (side_effects_p) [ASM_INPUT]: Likewise.
12009 2003-01-09 Jan Hubicka <jh@suse.cz>
12011 * i386.md (*mul*): FIx constraints; remove confused comment; fix
12012 athlon_decode attributes
12013 (imul/k8 optimization peep2s): New.
12015 * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
12016 * i386.md (type attribute): Add ssecomi.
12017 (unit, memory, prefix attributes): Handle ssecomi.
12018 (cvt?2? patterns): Fix athlon_decode attribute
12019 (comi patterns): Set attribute to ssecomi.
12021 PR target/8343
12022 * m68k.md (umulsidi, mulsidi expanders): Use register operand.
12024 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
12026 * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
12027 that match register_operands.
12028 * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
12029 register_operand the default case.
12031 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12033 PR c/8032
12034 * c-typeck.c (process_init_element) [RECORD_TYPE]: For
12035 an empty element, do not advance the pointer to unfilled
12036 fields if there are pending initializers.
12038 2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de>
12040 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
12041 (install-gcc-tooldir, install-cpp, installdirs,
12042 install-common, install-driver, install-info, install-man,
12043 install-headers, install-include-dir, install-headers-tar,
12044 install-headers-cpio, install-headers-cp, install-mkheaders,
12045 install-collect2, uninstall): Prepend $(DESTDIR) to
12046 destination paths in all (un)installation commands.
12047 (install-driver): Rewrite $(LN) commands to support DESTDIR
12048 with "ln" as well as with "ln -s".
12049 (installdirs): Simply use mkinstalldirs.
12050 (install-libgcc, install-multilib): Also pass DESTDIR.
12051 * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
12052 installation destination variable ldir.
12053 * config/alpha/t-osf4, config/arm/t-netbsd,
12054 config/ia64/t-hpux, config/mips/t-iris5-6,
12055 config/pa/t-hpux-shlib, config/rs6000/t-aix43,
12056 config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
12057 config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
12058 in the definition of SHLIB_INSTALL.
12059 * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
12060 $(libsubdir) in the installation commands.
12062 2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
12064 * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
12065 non-optimizing compile.
12066 (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
12067 compile.
12069 2003-01-08 Douglas B Rupp <rupp@gnat.com>
12071 * config/i386/i386.c (ix86_attribute_table): Add new attributes
12072 ms_struct and gcc_struct.
12073 (ix86_handle_struct_attribute): New function.
12074 (ix86_ms_bitfield_layout_p): Update to take new attributes
12075 into account.
12076 * doc/extend.texi: Document new attributes.
12077 * testsuite/gcc.dg/bf-ms-attrib.c: New test.
12079 2003-01-08 Danny Smith <dannysmith@users.sourceforge.net>
12081 PR optimization/8750
12082 * config/i386/i386.c (ix86_expand_prologue): Don't allow
12083 scheduling pass to move insns across __alloca call.
12085 2003-01-08 Dale Johannesen <dalej@apple.com>
12087 * config/rs6000/rs6000.md: Replace *store_multiple_string
12088 with *stmsi[3-8].
12090 2003-01-08 Jeff Sturm <jsturm@one-point.com>
12092 PR target/9210
12093 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
12094 Set SYMBOL_REF_FLAG on local data sym_ref.
12096 2003-01-08 Dale Johannesen <dalej@apple.com>
12098 * function.c (assign_parms): Don't set pretend_args_size if
12099 REG_PARM_STACK_SPACE.
12100 config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
12101 pretend_args_size.
12103 2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org>
12105 * gcc.hlp: Delete.
12107 2003-01-09 Jan Hubicka <jh@suse.cz>
12109 * i386.c (ix86_expand_int_addcc): Fix thinko.
12111 2003-01-08 David Edelsohn <edelsohn@gnu.org>
12113 * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
12114 * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
12115 as hook_bool_tree_hwi_hwi_tree_true.
12116 (rs6000_emit_allocate_stack): Use TARGET_32BIT.
12117 (rs6000_emit_epilogue): Same.
12118 (rs6000_output_mi_thunk): Re-implement as RTL.
12119 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
12120 xcoffout_declare_function if any debugging enabled.
12122 2003-01-08 Chris Demetriou <cgd@broadcom.com>
12124 * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
12125 targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
12126 * config/mips/mips.h (enum processor_type): Rename
12127 PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
12128 PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
12129 Add PROCESSOR_M4K.
12130 (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
12131 (ISA_MIPS32R2): New define.
12132 (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
12133 (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
12134 (ISA_HAS_PREFETCH): Add support for MIPS32R2.
12135 (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation.
12136 (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new
12137 predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
12138 (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
12139 compiling MIPS16 code.
12140 (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
12141 comment.
12142 (ISA_HAS_SEB_SEH): New define.
12143 (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
12144 * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
12145 processor_type value renaming. Add support for MIPS32R2.
12146 Clean up comments, and move "sb1" entry with other MIPS64 CPU
12147 entries.
12148 (override_options): Reimplement -mipsN option handling so that
12149 it will work correctly for -mips32r2. Avoid branch-likely
12150 instructions on MIPS32R2.
12151 * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
12152 (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
12153 (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
12154 (extendhisi2_hw, extendqisi2_hw): New.
12155 * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
12156 for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32,
12157 MIPS32R2, and MIPS64.
12158 (LINK_SPEC): Pass -mips32r2 to linker.
12159 * config/mips/t-isa3264: Built -mips32r2 multilibs.
12160 * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
12161 for mips32r2 in the -march description. Alphabetically sort
12162 CPU names in the -march description. Add long-missed -mips32
12163 and -mips64 to MIPS option summary.
12165 * config.gcc: Update copyright years to include 2003.
12166 * config/mips/mips.c: Likewise.
12167 * config/mips/mips.h: Likewise.
12168 * config/mips/mips.md: Likewise.
12169 * config/mips/netbsd.h: Likewise.
12170 * doc/invoke.texi: Likewise.
12172 2003-01-08 Andreas Schwab <schwab@suse.de>
12174 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
12175 variable.
12176 * configure: Regenerated.
12178 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
12180 * config/h8300/h8300.c (output_logical_op): Replace byte/word
12181 extraction of det with b0, b1, w0, w2, etc.
12182 (compute_logical_op_length): Likewise.
12183 (compute_logical_op_cc): Likewise.
12185 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
12187 * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
12188 HIGH on all variants.
12190 2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
12192 * Makefile.in (PARTITION_H): New.
12193 (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
12194 * basic-block.h: Include hard-reg-set.h.
12196 2003-01-08 Richard Earnshaw <rearnsha@arm.com>
12198 * arm.h (ENABLE_XF_PATTERNS): Delete.
12199 * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
12200 (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
12201 (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
12202 (cmpxf_trap): Delete.
12203 (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
12205 2003-01-08 Jan Hubicka <jh@suse.cz>
12207 * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
12208 (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
12209 (add??cc): New expanders.
12210 * i386.c (expand_int_addcc): New function.
12211 * i386-protos.h (expand_int_addcc): Declare.
12213 * alias.c (memory_modified_1): New static function.
12214 (memory_modified): New static varaible.
12215 (memory_modified_in_insn_p): New global function.
12216 * rtl.h (memory_modified_in_insn_p): Declare.
12217 * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
12218 references.
12220 * expr.h (emit_conditional_add): Declare.
12222 2003-01-07 Janis Johnson <janis187@us.ibm.com>
12224 PR other/8947
12225 * doc/invoke.texi (-malign-double): Explain that the option breaks
12226 binary compatibility.
12228 2003-01-08 Andreas Schwab <schwab@suse.de>
12230 * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
12231 should come from the generic *-*-linux* entry.
12233 2003-01-07 Jan Hubicka <jh@suse.cz>
12235 * cselib.c (cselib_current_insn_in_libcall): New static variable.
12236 (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
12237 we are inside libcall.
12238 * cselib.h (elt_loc_list): Add in_libcall.
12239 * gcse.c (do_local_cprop): Do not copy propagate using insns
12240 in libcalls.
12242 2003-01-07 David Edelsohn <edelsohn@gnu.org>
12244 * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
12245 not normally affect to issue rate.
12247 2003-01-07 Jan Hubicka <jh@suse.cz>
12249 * genopinit.c (optabs): Add addc_optab.
12250 * ifcvt.c (noce_try_store_flag): Rename to ...
12251 (noce_try_addcc): ... this one; handle generic conditional increment.
12252 (noce_process_if_block): Update noce_try_addcc call.
12253 * optabs.c (emit_conditional_add): New.
12254 (init_obtabs): Initialize addc_optab.
12255 * optabs.h (optab_index): Add OTI_addcc.
12256 (addcc_optab): New macro.
12257 * md.texi: Document addMcc
12259 PR target/8322
12260 * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
12261 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
12262 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
12264 * reload1.c (delete_output_reload): Avoid repeated attempts
12265 to delete insn.
12267 2003-01-07 Andreas Schwab <schwab@suse.de>
12269 * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
12270 Move --enable-initfini-array check ...
12271 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define
12272 HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
12273 Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN.
12274 * configure: Rebuild.
12276 2003-01-07 Richard Henderson <rth@redhat.com>
12278 * alias.c (find_base_value): Only use new_reg_base_value shortcut
12279 if the register is set once.
12281 2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
12283 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
12284 __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
12285 * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
12287 2003-01-07 Benjamin Kosnik <bkoz@redhat.com>
12288 Sunil Davasam <sunil.k.davasam@intel.com>
12290 PR libstdc++/9076
12291 * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
12292 DW_CFA_same_value, read next and ignore.
12294 2003-01-07 Richard Henderson <rth@redhat.com>
12296 * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
12298 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
12300 * cfg.c: Include alloc-pool.h
12301 (edge_pool): New pool.
12302 (bb_pool): New pool.
12303 (first_deleted_edge): Remove.
12304 (first_deleted_block): Remove.
12305 (init_flow): Alloc/free the pools.
12306 (free_edge): Use pools.
12307 (alloc_block): Ditto.
12308 (expunge_block): Ditto.
12309 (cached_make_edge): Ditto.
12311 * Makefile.in (cfg.o): Add alloc-pool.h dependency.
12313 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
12315 * et-forest.c: Include alloc-pool.h.
12316 (struct et_forest): Add node_pool and occur_pool.
12317 (et_forest_create): Create the new pools.
12318 (et_forest_delete): Delete them.
12319 (et_forest_add_node): Allocate and free using pools.
12320 (et_forest_add_edge): Ditto.
12321 (et_forest_remove_node): Ditto.
12322 (et_forest_remove_edge): Ditto.
12324 * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
12326 2003-01-07 Kazu Hirata <kazu@cs.umass.edu>
12328 * config/h8300/h8300.c (output_logical_op): Simplify and
12329 optimize the handling of SImode.
12330 * config/h8300/h8300.c (compute_logical_op_length): Update
12331 accordingly.
12332 * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
12334 2003-01-07 Richard Sandiford <rsandifo@redhat.com>
12336 * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
12337 big-endian correction to indirect arguments too.
12339 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
12341 Segher Boessenkool <segher@koffie.nl>
12343 * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
12344 (alt_reg_names): Ditto, fix formatting.
12345 * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
12347 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
12349 * config/h8300/h8300.c (final_prescan_insn): Constify uid.
12350 (output_logical_op): Constify intval and det.
12351 (compute_logical_length): Likewise.
12352 (compute_logical_cc): Likewise.
12353 (output_a_shift): Constify mask.
12354 (h8300_encode_label): Constify len.
12356 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
12358 * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
12359 (h8300_expand_epilogue): Likewise.
12361 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
12363 Segher Boessenkool <segher@koffie.nl>
12365 * config/rs6000/altivec.md: Remove spaces from assembler
12366 instruction argument lists.
12368 2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12370 * config/c4x/c4x.c (c4x_naked_function_p): Rename from
12371 c4x_assembler_function_p.
12372 (c4x_null_epilogue_p): Complement return value, all uses updated.
12373 (c4x_insert_attributes): Add naked.
12374 * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
12375 * doc/extend.texi: Update C4x function attributes.
12377 2003-01-06 Richard Henderson <rth@redhat.com>
12379 * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
12380 properly when changing "local-ness".
12381 * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
12383 2003-01-06 Dale Johannesen <dalej@apple.com>
12385 * config/darwin-protos.h: Add prototypes for new section functions.
12387 2003-01-06 Chris Demetriou <cgd@broadcom.com>
12389 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
12390 to EABI.
12392 2003-01-06 Zack Weinberg <zack@codesourcery.com>
12394 * hwint.h: If the current compiler has no 64-bit type at all,
12395 make HOST_WIDEST_INT 32 bits.
12397 2003-01-06 Eric Christopher <echristo@redhat.com>
12399 * config/mips/mips.md (movdf_internal2): Fix constraints.
12401 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
12403 * config/h8300/h8300.md (*twoshifts_l16_r1): New.
12405 2003-01-06 Richard Sandiford <rsandifo@redhat.com>
12407 * config/mips/mips.md (leadi): Use dla rather than la.
12409 2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com>
12411 * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug
12412 in C33_FLAG. Added proper C33 support in ASM_FILE_START macro.
12414 2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
12416 * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
12417 redefinition.
12419 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
12421 * config/h8300/h8300.md (*extzv_8_23): New.
12423 2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12425 * pa64-hpux.h (JCR_SECTION_NAME): Define.
12426 (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
12427 USE_EH_FRAME_REGISTRY when defining.
12429 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
12431 * config/h8300/h8300.c (output_a_shift): Do not output a
12432 variable shift.
12433 * config/h8300/h8300.md (two splitters): New.
12435 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
12437 * config/mips/mips.md: Disable the movstrsi define_split.
12439 2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12441 * alloc-pool.c: Don't include "libiberty.h".
12442 * config/sparc/gmon-sol2.c: Include <fcntl.h>.
12443 * convert.c (convert_to_real): Hide unused variable.
12445 2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12447 * Makefile.in (gtyp-gen.h): Const-ify.
12448 * gcov-dump.c (tag_table): Likewise.
12450 2003-01-04 Bruce Korb <bkorb@gnu.org>
12452 * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
12453 of *both* the file name and the fix name.
12455 2003-01-04 John David Anglin <dave.anglin@nrc.ca>
12457 * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use
12458 collect2.
12459 * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
12460 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
12461 * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
12462 GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
12463 GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
12464 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
12465 elfos.h.
12466 (EH_FRAME_IN_DATA_SECTION): Delete define.
12467 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
12468 (STARTFILE_SPEC): Use crtbegin.o.
12469 (ENDFILE_SPEC): Use crtend.o.
12470 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
12471 SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
12472 PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
12473 DTOR_LIST_BEGIN): Define.
12474 * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
12475 (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
12476 * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
12478 2002-12-31 Larin Hennessy <larin@science.oregonstate.edu>
12480 * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
12481 * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
12482 m88k-*-sysv3*, Sony NewsOS. Remove references to i860.
12483 Cleanup handling of replacement text.
12484 * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
12486 2003-01-04 Bruce Korb <bkorb@gnu.org>
12488 * fixinc/tests/base/math.h: removed obsolete results
12489 * fixinc/tests/base/stdlib.h: ditto
12490 * fixinc/tests/base/sys/param.h: ditto
12491 * fixinc/tests/base/sys/stat.h: ditto
12492 * fixinc/tests/base/time.h: ditto
12493 * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
12494 * fixinc/tests/base/sys/byteorder.h: ditto
12495 * fixinc/inclhack.def: Remove superfluous backslashes
12497 2003-01-04 Kazu Hirata <kazu@cs.umass.edu>
12499 * config/h8300/h8300-protos.h: Add prototypes for
12500 the new functions defined below.
12501 * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
12502 define.
12503 (dosize): Emit RTL instead of assembly code.
12504 (push): Likewise.
12505 (pop): Likewise.
12506 (h8300_output_function_prologue): Remove.
12507 (h8300_expand_prologue): New.
12508 (h8300_expand_epilogue): New.
12509 (h8300_output_function_epilogue): Do only the reset of
12510 pragma_saveall.
12511 * config/h8300/h8300.md (push_h8300): New.
12512 (push_h8300hs): Likewise.
12513 (pop_h8300): Likewise.
12514 (pop_h8300hs): Likewise.
12515 (*stm_h8300s_2): Change the name to stm_h8300s_2.
12516 (*stm_h8300s_3): Change the name to stm_h8300s_3.
12517 (*stm_h8300s_4): Change the name to stm_h8300s_4.
12518 (*ldm_h8300s_2): New.
12519 (*ldm_h8300s_3): Likewise.
12520 (*ldm_h8300s_4): Likewise.
12521 (return): Likewise.
12522 (*return_1): Likewise.
12523 (prologue): Likewise.
12524 (epilogue): Likewise.
12525 (monitor_prologue): Likewise.
12527 2003-01-03 Dale Johannesen <dalej@apple.com>
12529 * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1,
12530 machopic_picsymbol_stub1.
12531 (EXTRA_SECTION_FUNCTIONS): Ditto.
12532 * rs6000/rs6000.c: Update copyright.
12533 (machopic_output_stub): Use them. Remove an insn from stub code.
12535 2003-01-02 Jason Merrill <jason@redhat.com>
12537 * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
12539 * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
12540 static/external decls.
12542 * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
12543 outermost scope.
12544 * c-decl.c (c_make_fname_decl): Push the decls there, too.
12546 2003-01-03 Kazu Hirata <kazu@cs.umass.edu>
12548 * config/h8300/h8300-protos.h: Add a prototype for
12549 h8300_current_function_interrupt_function_p.
12550 * config/h8300/h8300.c (interrupt_handler): Remove.
12551 (os_task): Likewise.
12552 (monitor): Likewise.
12553 (pragma_interrupt): New.
12554 (WORD_REG_USED): Use
12555 h8300_current_function_interrupt_function_p.
12556 (dosize): Likewise.
12557 (h8300_output_function_prologue): Likewise.
12558 Do not set interrupt_handler, os_task, monitor.
12559 (h8300_output_function_prologue): Use
12560 h8300_current_function_interrupt_function_p.
12561 Do not set interrupt_handler, os_task, monitor.
12562 (h8300_current_function_interrupt_function_p): New.
12563 (h8300_pr_interrupt): Set pragma_interrupt.
12564 (h8300_insert_attributes): Reset pragma_interrupt.
12566 2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12568 * doc/install.texi (Configuration): Fix markup for reference to
12569 gcc/config.gcc.
12571 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
12573 * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
12574 (*iorhi3_two_qi): Likewise.
12575 (*iorsi3_zexthi): Likewise.
12576 (*xorhi3_zextqi): Likewise.
12577 (*xorsi3_zexthi): Likewise.
12578 (*xorsi3_zextqi): Likewise.
12580 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
12582 * config/h8300/h8300.c (stack_pointer_operand): New.
12583 (const_int_gt_2_operand): Likewise.
12584 (const_int_ge_8_operand): Likewise.
12585 * config/h8300/h8300.md (a splitter): Likewise.
12586 (a peephole2): Likewise.
12587 * config/h8300/h8300-protos.h: Add prototypes for the new
12588 functions above.
12590 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
12592 * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
12593 objc/objc-act.h: Fix copyright years.
12595 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
12597 * doc/passes.texi: Fix documentation for -fssa-ccp
12599 2003-01-02 Neil Booth <neil@daikokuya.co.uk>
12601 * gccbug.in: Update for new categories.
12603 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
12605 * config/h8300/h8300.md: Reorder some patterns.
12607 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
12609 * config/h8300/h8300.c (output_logical_op): Fix a warning.
12611 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
12613 * config/darwin-protos.h, config/c4x/c4x-protos.h,
12614 config/cris/cris-protos.h, config/i370/i370-protos.h,
12615 config/i960/i960-protos.h, config/ia64/ia64-protos.h,
12616 config/v850/v850-protos.h: Use struct, and don't conditionally
12617 compile on GCC_C_PRAGMA_H.
12619 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
12621 * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
12622 * config/h8300/h8300-protos.h: Likewise.
12623 * config/sh/sh-protos.h: Likewise.
12625 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
12627 * config/arm/arm-protos.h: Use struct cpp_reader instead of
12628 cpp_reader.
12629 * config/h8300/h8300-protos.h: Likewise.
12630 * config/sh/sh-protos.h: Likewise.
12632 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
12634 * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
12635 arm_pr_long_calls_off): Use struct.
12636 * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
12637 : Similarly.
12638 Don't include cpplib.h.
12639 * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
12640 sh_pr_nosave_low_regs): Similarly.
12642 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
12644 * config/h8300/h8300.c: Include cpplib.h.
12646 2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl>
12648 * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
12649 objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
12650 objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
12651 "GCC" in the copyright header.
12653 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
12655 * c-pragma.c (c_register_pragma): New.
12656 (init_pragma): Use it.
12657 * c-pragma.h (cpp_register_pragma): Don't declare.
12658 (c_register_pragma): New.
12659 * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
12660 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
12661 * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
12662 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
12663 * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
12664 * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
12665 * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
12666 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
12667 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
12668 * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
12669 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
12670 * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
12672 See ChangeLog.8 for earlier changes.